From 55dad482098c54dfdb12fa0bcb285753dbb855b0 Mon Sep 17 00:00:00 2001 From: "duanyi.aster" Date: Fri, 31 May 2024 16:32:19 +0800 Subject: [PATCH 1/5] opt: encoder VM --- .github/workflows/benchmark-linux-arm64.yml | 27 - ...mark-linux-x64.yml => benchmark-linux.yml} | 5 +- .github/workflows/compatibility_test.yml | 12 +- .github/workflows/fuzzing-linux-x64.yml | 7 +- .github/workflows/unit_test-linux-x64.yml | 8 +- ast/api.go | 3 +- ast/api_compat.go | 2 +- ast/api_native_test.go | 3 +- compat.go | 2 +- decode_test.go | 2 +- decoder/decoder_amd64.go | 2 +- decoder/decoder_amd64_test.go | 2 +- decoder/decoder_compat.go | 4 +- encode_test.go | 2 +- encoder/encoder_compat.go | 4 +- .../{encoder_amd64.go => encoder_native.go} | 2 +- ...r_amd64_test.go => encoder_native_test.go} | 2 +- encoder/encoder_test.go | 2 +- fuzz/Makefile | 2 +- fuzz/compat_amd64_test.go | 25 + fuzz/compat_other.go | 25 + fuzz/other_fuzz_test.go | 2 +- internal/base64/b64_amd64.go | 46 + internal/base64/b64_compat.go | 44 + internal/decoder/asm_stubs_amd64_go116.go | 130 -- internal/decoder/assembler_stkabi_amd64.go | 1950 ----------------- internal/decoder/generic_stkabi_amd64.go | 733 ------- internal/decoder/generic_stkabi_amd64_test.s | 37 - internal/encoder/{ => alg}/mapiter.go | 87 +- internal/encoder/alg/opts.go | 30 + internal/encoder/alg/primitives.go | 95 + internal/encoder/{ => alg}/sort.go | 2 +- internal/encoder/{ => alg}/sort_test.go | 2 +- internal/encoder/alg/spec.go | 198 ++ internal/encoder/alg/spec_compat.go | 156 ++ internal/encoder/asm.s | 0 internal/encoder/asm_stubs_amd64_go116.go | 51 - internal/encoder/assembler_regabi_amd64.go | 1176 ---------- internal/encoder/assembler_stkabi_amd64.go | 1175 ---------- internal/encoder/assembler_test.go | 436 ---- internal/encoder/compiler.go | 1502 ++++++------- internal/encoder/compiler_test.go | 4 +- internal/encoder/debug_go117.go | 205 -- internal/encoder/encode_norace.go | 24 +- internal/encoder/encode_race.go | 22 +- internal/encoder/encoder.go | 157 +- internal/encoder/encoder_norace_test.go | 5 +- internal/encoder/encoder_test.go | 60 +- internal/encoder/ir/op.go | 473 ++++ internal/encoder/pools.go | 193 -- internal/encoder/pools_amd64.go | 91 + internal/encoder/pools_compt.go | 24 + internal/encoder/primitives.go | 167 -- internal/encoder/stream.go | 19 +- internal/encoder/stubs_go116.go | 57 - internal/encoder/stubs_go117.go | 58 - internal/encoder/stubs_go120.go | 58 - internal/encoder/stubs_go121.go | 58 - internal/encoder/testdata_test.go | 997 ++++----- internal/encoder/vars/cache.go | 48 + internal/encoder/vars/const.go | 42 + internal/encoder/{ => vars}/errors.go | 18 +- internal/encoder/vars/stack.go | 142 ++ internal/encoder/{ => vars}/types.go | 20 +- internal/encoder/vm/stbus.go | 45 + internal/encoder/vm/vm.go | 368 ++++ internal/encoder/vm/vm_test.go | 67 + .../{ => x86}/asm_stubs_amd64_go117.go | 20 +- .../{ => x86}/asm_stubs_amd64_go121.go | 20 +- .../encoder/x86/assembler_regabi_amd64.go | 1182 ++++++++++ internal/encoder/x86/assembler_test.go | 361 +++ internal/encoder/{ => x86}/debug_go116.go | 2 +- internal/encoder/x86/debug_go117.go | 201 ++ internal/encoder/x86/stbus.go | 54 + internal/jit/runtime.go | 2 +- internal/native/avx2/f32toa.go | 4 +- internal/native/dispatch_amd64.go | 4 +- internal/native/f32toa.tmpl | 5 +- internal/native/native_test.tmpl | 2 +- internal/native/recover_test.tmpl | 36 + internal/native/sse/f32toa.go | 4 +- internal/rt/asm_amd64.s | 3 +- internal/rt/{asm_compat.s => asm_arm64.s} | 3 +- internal/rt/assertI2I.go | 42 + internal/rt/fastmem.go | 23 + internal/rt/fastvalue.go | 241 +- internal/rt/gcwb.go | 55 +- internal/rt/gcwb_legacy.go | 29 + internal/rt/growslice.go | 31 + internal/rt/growslice_legacy.go | 27 + internal/rt/stackmap.go | 2 +- internal/rt/stub_go116.go | 23 - internal/rt/stub_go120.go | 29 - internal/rt/stub_test.go | 32 - internal/{encoder/utils.go => rt/stubs.go} | 50 +- issue_test/issue93_test.go | 6 +- search_test.go | 3 +- sonic.go | 2 +- 98 files changed, 5467 insertions(+), 8448 deletions(-) delete mode 100644 .github/workflows/benchmark-linux-arm64.yml rename .github/workflows/{benchmark-linux-x64.yml => benchmark-linux.yml} (87%) rename encoder/{encoder_amd64.go => encoder_native.go} (98%) rename encoder/{encoder_amd64_test.go => encoder_native_test.go} (98%) create mode 100644 fuzz/compat_amd64_test.go create mode 100644 fuzz/compat_other.go create mode 100644 internal/base64/b64_amd64.go create mode 100644 internal/base64/b64_compat.go delete mode 100644 internal/decoder/asm_stubs_amd64_go116.go delete mode 100644 internal/decoder/assembler_stkabi_amd64.go delete mode 100644 internal/decoder/generic_stkabi_amd64.go delete mode 100644 internal/decoder/generic_stkabi_amd64_test.s rename internal/encoder/{ => alg}/mapiter.go (53%) create mode 100644 internal/encoder/alg/opts.go create mode 100644 internal/encoder/alg/primitives.go rename internal/encoder/{ => alg}/sort.go (99%) rename internal/encoder/{ => alg}/sort_test.go (99%) create mode 100644 internal/encoder/alg/spec.go create mode 100644 internal/encoder/alg/spec_compat.go delete mode 100644 internal/encoder/asm.s delete mode 100644 internal/encoder/asm_stubs_amd64_go116.go delete mode 100644 internal/encoder/assembler_regabi_amd64.go delete mode 100644 internal/encoder/assembler_stkabi_amd64.go delete mode 100644 internal/encoder/assembler_test.go delete mode 100644 internal/encoder/debug_go117.go create mode 100644 internal/encoder/ir/op.go delete mode 100644 internal/encoder/pools.go create mode 100644 internal/encoder/pools_amd64.go create mode 100644 internal/encoder/pools_compt.go delete mode 100644 internal/encoder/primitives.go delete mode 100644 internal/encoder/stubs_go116.go delete mode 100644 internal/encoder/stubs_go117.go delete mode 100644 internal/encoder/stubs_go120.go delete mode 100644 internal/encoder/stubs_go121.go create mode 100644 internal/encoder/vars/cache.go create mode 100644 internal/encoder/vars/const.go rename internal/encoder/{ => vars}/errors.go (77%) create mode 100644 internal/encoder/vars/stack.go rename internal/encoder/{ => vars}/types.go (63%) create mode 100644 internal/encoder/vm/stbus.go create mode 100644 internal/encoder/vm/vm.go create mode 100644 internal/encoder/vm/vm_test.go rename internal/encoder/{ => x86}/asm_stubs_amd64_go117.go (74%) rename internal/encoder/{ => x86}/asm_stubs_amd64_go121.go (73%) create mode 100644 internal/encoder/x86/assembler_regabi_amd64.go create mode 100644 internal/encoder/x86/assembler_test.go rename internal/encoder/{ => x86}/debug_go116.go (99%) create mode 100644 internal/encoder/x86/debug_go117.go create mode 100644 internal/encoder/x86/stbus.go rename internal/rt/{asm_compat.s => asm_arm64.s} (65%) create mode 100644 internal/rt/assertI2I.go create mode 100644 internal/rt/gcwb_legacy.go create mode 100644 internal/rt/growslice.go create mode 100644 internal/rt/growslice_legacy.go delete mode 100644 internal/rt/stub_go116.go delete mode 100644 internal/rt/stub_go120.go delete mode 100644 internal/rt/stub_test.go rename internal/{encoder/utils.go => rt/stubs.go} (50%) diff --git a/.github/workflows/benchmark-linux-arm64.yml b/.github/workflows/benchmark-linux-arm64.yml deleted file mode 100644 index 9dbcab5b4..000000000 --- a/.github/workflows/benchmark-linux-arm64.yml +++ /dev/null @@ -1,27 +0,0 @@ -name: Benchmark Linux-ARM - -on: pull_request - -jobs: - build: - runs-on: [arm] - steps: - - name: Clear repository - run: sudo rm -fr $GITHUB_WORKSPACE && mkdir $GITHUB_WORKSPACE - - - uses: actions/checkout@v2 - - - name: Set up Go - uses: actions/setup-go@v2 - with: - go-version: 1.22 - - - uses: actions/cache@v2 - with: - path: ~/go/pkg/mod - key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }} - restore-keys: | - ${{ runner.os }}-go- - - - name: Benchmark sonic - run: sh scripts/bench-arm.sh \ No newline at end of file diff --git a/.github/workflows/benchmark-linux-x64.yml b/.github/workflows/benchmark-linux.yml similarity index 87% rename from .github/workflows/benchmark-linux-x64.yml rename to .github/workflows/benchmark-linux.yml index 47d1bfb0a..1e1f4488a 100644 --- a/.github/workflows/benchmark-linux-x64.yml +++ b/.github/workflows/benchmark-linux.yml @@ -4,7 +4,10 @@ on: pull_request jobs: build: - runs-on: [self-hosted, X64] + strategy: + matrix: + os: [X64, arm] + runs-on: ${{ matrix.os }} steps: - name: Clear repository run: sudo rm -fr $GITHUB_WORKSPACE && mkdir $GITHUB_WORKSPACE diff --git a/.github/workflows/compatibility_test.yml b/.github/workflows/compatibility_test.yml index cb4b23d4b..19d2dfe76 100644 --- a/.github/workflows/compatibility_test.yml +++ b/.github/workflows/compatibility_test.yml @@ -6,7 +6,7 @@ jobs: build: strategy: matrix: - go-version: [1.15.x, 1.16.x, 1.17.x, 1.18.x, 1.19.x, 1.20.x, 1.21.x, 1.22.x] + go-version: [1.16.x, 1.17.x, 1.18.x, 1.19.x, 1.20.x, 1.21.x, 1.22.x] os: [arm, X64] runs-on: ${{ matrix.os }} steps: @@ -28,10 +28,16 @@ jobs: ${{ runner.os }}-go- - name: main - run: GOMAXPROCS=4 go test -v -gcflags="all=-l" -race github.com/bytedance/sonic + run: go test -race -v -gcflags="all=-l" github.com/bytedance/sonic + + - name: decoder + run: go test -race -v -gcflags="all=-l" github.com/bytedance/sonic/decoder + + - name: encoder + run: go test -race -v -gcflags="all=-l" github.com/bytedance/sonic/encoder - name: ast - run: GOMAXPROCS=4 go test -v -gcflags="all=-l" -race github.com/bytedance/sonic/ast + run: go test -race -v -gcflags="all=-l" github.com/bytedance/sonic/ast - name: qemu run: sh scripts/qemu.sh \ No newline at end of file diff --git a/.github/workflows/fuzzing-linux-x64.yml b/.github/workflows/fuzzing-linux-x64.yml index d7246b2f1..e0c2a11b9 100644 --- a/.github/workflows/fuzzing-linux-x64.yml +++ b/.github/workflows/fuzzing-linux-x64.yml @@ -4,7 +4,10 @@ on: pull_request jobs: build: - runs-on: [self-hosted, X64] + strategy: + matrix: + os: [arm, X64] + runs-on: ${{ matrix.os }} steps: - name: Clear repository run: sudo rm -fr $GITHUB_WORKSPACE && mkdir $GITHUB_WORKSPACE @@ -14,7 +17,7 @@ jobs: - name: Set up Go uses: actions/setup-go@v2 with: - go-version: 1.18 + go-version: 1.20.x - uses: actions/cache@v2 with: diff --git a/.github/workflows/unit_test-linux-x64.yml b/.github/workflows/unit_test-linux-x64.yml index f7197794f..6861ad6c2 100644 --- a/.github/workflows/unit_test-linux-x64.yml +++ b/.github/workflows/unit_test-linux-x64.yml @@ -7,7 +7,7 @@ jobs: strategy: max-parallel: 4 matrix: - go-version: [1.16.x, 1.17.x, 1.18.x, 1.19.x, 1.20.x, 1.21.x, 1.22.x] + go-version: [1.17.x, 1.18.x, 1.19.x, 1.20.x, 1.21.x, 1.22.x] runs-on: [self-hosted, X64] steps: - name: Clear repository @@ -40,17 +40,17 @@ jobs: - name: Unit Test run: | - go test -race -covermode=atomic -coverprofile=coverage.txt ./... + GOMAXPROCS=4 go test -race -covermode=atomic -coverprofile=coverage.txt ./... - name: external run: | cd ./external_jsonlib_test - GOMAXPROCS=4 go test -v -race ./... + go test -v -race ./... - name: external run: | cd ./loader - GOMAXPROCS=4 go test -v -race ./... + go test -v -race ./... - name: Codecov run: bash <(curl -s https://codecov.io/bash) diff --git a/ast/api.go b/ast/api.go index 4f58eb104..d095a4fcf 100644 --- a/ast/api.go +++ b/ast/api.go @@ -1,5 +1,4 @@ -//go:build (amd64 && go1.16 && !go1.23) || (arm64 && go1.20 && !go1.23) -// +build amd64,go1.16,!go1.23 arm64,go1.20,!go1.23 +// +build amd64,go1.17,!go1.23 arm64,go1.20,!go1.23 /* * Copyright 2022 ByteDance Inc. diff --git a/ast/api_compat.go b/ast/api_compat.go index 82d1eacd3..7ddee7451 100644 --- a/ast/api_compat.go +++ b/ast/api_compat.go @@ -1,4 +1,4 @@ -// +build !amd64,!arm64 go1.23 !go1.16 arm64,!go1.20 +// +build !amd64,!arm64 go1.23 !go1.17 arm64,!go1.20 /* * Copyright 2022 ByteDance Inc. diff --git a/ast/api_native_test.go b/ast/api_native_test.go index f6c63ac35..9b96ca178 100644 --- a/ast/api_native_test.go +++ b/ast/api_native_test.go @@ -1,5 +1,4 @@ -//go:build (amd64 && go1.16 && !go1.23) || (arm64 && go1.20 && !go1.23) -// +build amd64,go1.16,!go1.23 arm64,go1.20,!go1.23 +// +build amd64,go1.17,!go1.23 arm64,go1.20,!go1.23 /* * Copyright 2022 ByteDance Inc. diff --git a/compat.go b/compat.go index 728bc1767..416836b72 100644 --- a/compat.go +++ b/compat.go @@ -1,4 +1,4 @@ -// +build !amd64 !go1.16 go1.23 +// +build !amd64 go1.23 !go1.17 /* * Copyright 2021 ByteDance Inc. diff --git a/decode_test.go b/decode_test.go index 13aa0c605..7bb50ec82 100644 --- a/decode_test.go +++ b/decode_test.go @@ -1,4 +1,4 @@ -// +build amd64,go1.16,!go1.23 +// +build amd64,go1.17,!go1.23 /* * Copyright 2021 ByteDance Inc. diff --git a/decoder/decoder_amd64.go b/decoder/decoder_amd64.go index 346ebbce5..7eb48b27d 100644 --- a/decoder/decoder_amd64.go +++ b/decoder/decoder_amd64.go @@ -1,4 +1,4 @@ -// +build amd64,go1.16,!go1.23 +// +build amd64,go1.17,!go1.23 /* * Copyright 2023 ByteDance Inc. diff --git a/decoder/decoder_amd64_test.go b/decoder/decoder_amd64_test.go index 7c15fa803..f16d89eb4 100644 --- a/decoder/decoder_amd64_test.go +++ b/decoder/decoder_amd64_test.go @@ -1,4 +1,4 @@ -// +build amd64,go1.16,!go1.23 +// +build amd64,go1.17,!go1.23 /* * Copyright 2021 ByteDance Inc. diff --git a/decoder/decoder_compat.go b/decoder/decoder_compat.go index 7883862c3..23d55653a 100644 --- a/decoder/decoder_compat.go +++ b/decoder/decoder_compat.go @@ -1,4 +1,4 @@ -// +build !amd64 !go1.16 go1.23 +// +build !amd64 !go1.17 go1.23 /* * Copyright 2023 ByteDance Inc. @@ -30,7 +30,7 @@ import ( ) func init() { - println("WARNING: sonic only supports Go1.16~1.22 && CPU amd64, but your environment is not suitable") + println("WARNING: sonic only supports Go1.17~1.22 && CPU amd64, but your environment is not suitable") } const ( diff --git a/encode_test.go b/encode_test.go index 43813c10f..dcc8d1897 100644 --- a/encode_test.go +++ b/encode_test.go @@ -1,4 +1,4 @@ -// +build amd64,go1.16,!go1.23 +// +build amd64,go1.17,!go1.23 /* * Copyright 2021 ByteDance Inc. diff --git a/encoder/encoder_compat.go b/encoder/encoder_compat.go index 38761c453..34bcc0a25 100644 --- a/encoder/encoder_compat.go +++ b/encoder/encoder_compat.go @@ -1,4 +1,4 @@ -// +build !amd64 !go1.16 go1.23 +// +build !amd64,!arm64 go1.23 !go1.17 arm64,!go1.20 /* * Copyright 2023 ByteDance Inc. @@ -28,7 +28,7 @@ import ( ) func init() { - println("WARNING:(encoder) sonic only supports Go1.16~1.22 && CPU amd64, but your environment is not suitable") + println("WARNING:(encoder) sonic only supports Go1.17~1.22 && CPU amd64, but your environment is not suitable") } // EnableFallback indicates if encoder use fallback diff --git a/encoder/encoder_amd64.go b/encoder/encoder_native.go similarity index 98% rename from encoder/encoder_amd64.go rename to encoder/encoder_native.go index 4dabec6c5..7067db66a 100644 --- a/encoder/encoder_amd64.go +++ b/encoder/encoder_native.go @@ -1,4 +1,4 @@ -// +build amd64,go1.16,!go1.23 +// +build amd64,go1.17,!go1.23 arm64,go1.20,!go1.23 /* * Copyright 2023 ByteDance Inc. diff --git a/encoder/encoder_amd64_test.go b/encoder/encoder_native_test.go similarity index 98% rename from encoder/encoder_amd64_test.go rename to encoder/encoder_native_test.go index 204ce84ba..47d5d2e9d 100644 --- a/encoder/encoder_amd64_test.go +++ b/encoder/encoder_native_test.go @@ -1,4 +1,4 @@ -// +build amd64,go1.16,!go1.23 +// +build amd64,go1.17,!go1.23 arm64,go1.20,!go1.23 /* * Copyright 2021 ByteDance Inc. diff --git a/encoder/encoder_test.go b/encoder/encoder_test.go index 8c0098454..2946fb12f 100644 --- a/encoder/encoder_test.go +++ b/encoder/encoder_test.go @@ -215,7 +215,7 @@ func TestEncoder_Marshal_EscapeHTML_LargeJson(t *testing.T) { require.NoError(t, err1) buf2, err2 :=json.Marshal(&_BindingValue) require.NoError(t, err2) - require.Equal(t, buf1, buf2) + require.Equal(t, string(buf1), string(buf2)) } var _GenericValue interface{} diff --git a/fuzz/Makefile b/fuzz/Makefile index 36d500fbd..280ae0b47 100644 --- a/fuzz/Makefile +++ b/fuzz/Makefile @@ -9,7 +9,7 @@ fuzz: file2fuzz -o ${corpusdir} ./go-fuzz-corpus/json/corpus/* ./corpus/* run: - SONIC_FUZZ_MEM_LIMIT=2 GOMAXPROCS=4 GOARCH=amd64 go test -fuzz=${testname} -v -fuzztime 5m + SONIC_FUZZ_MEM_LIMIT=2 GOMAXPROCS=4 go test -fuzz=${testname} -v -fuzztime 5m clean: rm -rf ./go-fuzz-corpus/ diff --git a/fuzz/compat_amd64_test.go b/fuzz/compat_amd64_test.go new file mode 100644 index 000000000..3674838b3 --- /dev/null +++ b/fuzz/compat_amd64_test.go @@ -0,0 +1,25 @@ +// +build amd64,go1.17,!go1.23 + +/** + * Copyright 2024 ByteDance Inc. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * https://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package sonic_fuzz + +import "github.com/bytedance/sonic/decoder" + +func decoderEnableValidateString(dc *decoder.StreamDecoder){ + dc.ValidateString() +} diff --git a/fuzz/compat_other.go b/fuzz/compat_other.go new file mode 100644 index 000000000..89e205a23 --- /dev/null +++ b/fuzz/compat_other.go @@ -0,0 +1,25 @@ +// +build !amd64 !go1.17 go1.23 + +/** + * Copyright 2024 ByteDance Inc. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * https://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package sonic_fuzz + +import "github.com/bytedance/sonic/decoder" + +func decoderEnableValidateString(dc *decoder.StreamDecoder){ + return +} diff --git a/fuzz/other_fuzz_test.go b/fuzz/other_fuzz_test.go index 80c8dfb69..c78d073a5 100644 --- a/fuzz/other_fuzz_test.go +++ b/fuzz/other_fuzz_test.go @@ -51,7 +51,7 @@ func fuzzHtmlEscape(t *testing.T, data []byte){ func fuzzStream(t *testing.T, data []byte) { r := bytes.NewBuffer(data) dc := decoder.NewStreamDecoder(r) - dc.ValidateString() + decoderEnableValidateString(dc) r1 := bytes.NewBuffer(data) dc1 := decoder.NewStreamDecoder(r1) diff --git a/internal/base64/b64_amd64.go b/internal/base64/b64_amd64.go new file mode 100644 index 000000000..01f99f931 --- /dev/null +++ b/internal/base64/b64_amd64.go @@ -0,0 +1,46 @@ +// +build amd64,go1.16 + +/** + * Copyright 2023 ByteDance Inc. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package base64 + +import ( + "github.com/cloudwego/base64x" +) + +func DecodeBase64(src string) ([]byte, error) { + return base64x.StdEncoding.DecodeString(src) +} + +func EncodeBase64(buf []byte, src []byte) []byte { + if len(src) == 0 { + return append(buf, '"', '"') + } + buf = append(buf, '"') + need := base64x.StdEncoding.EncodedLen(len(src)) + if cap(buf) - len(buf) < need { + tmp := make([]byte, len(buf), len(buf) + need*2) + copy(tmp, buf) + buf = tmp + } + base64x.StdEncoding.Encode(buf[len(buf):cap(buf)], src) + buf = buf[:len(buf) + need] + buf = append(buf, '"') + return buf +} + + \ No newline at end of file diff --git a/internal/base64/b64_compat.go b/internal/base64/b64_compat.go new file mode 100644 index 000000000..ba8f8b562 --- /dev/null +++ b/internal/base64/b64_compat.go @@ -0,0 +1,44 @@ +// +build !amd64 !go1.16 + +/* + * Copyright 2022 ByteDance Inc. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package base64 + +import ( + "encoding/base64" +) + +func EncodeBase64(buf []byte, src []byte) []byte { + if len(src) == 0 { + return append(buf, '"', '"') + } + buf = append(buf, '"') + need := base64.StdEncoding.EncodedLen(len(src)) + if cap(buf) - len(buf) < need { + tmp := make([]byte, len(buf), len(buf) + need*2) + copy(tmp, buf) + buf = tmp + } + base64.StdEncoding.Encode(buf[len(buf):cap(buf)], src) + buf = buf[:len(buf) + need] + buf = append(buf, '"') + return buf +} + +func DecodeBase64(src string) ([]byte, error) { + return base64.StdEncoding.DecodeString(src) +} diff --git a/internal/decoder/asm_stubs_amd64_go116.go b/internal/decoder/asm_stubs_amd64_go116.go deleted file mode 100644 index 4c4c850ac..000000000 --- a/internal/decoder/asm_stubs_amd64_go116.go +++ /dev/null @@ -1,130 +0,0 @@ -// +build go1.16,!go1.17 - -// Copyright 2023 CloudWeGo Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package decoder - -import ( - `strconv` - _ `unsafe` - - `github.com/bytedance/sonic/internal/jit` - `github.com/bytedance/sonic/internal/rt` - `github.com/twitchyliquid64/golang-asm/obj` - `github.com/twitchyliquid64/golang-asm/obj/x86` -) - -var _runtime_writeBarrier uintptr = rt.GcwbAddr() - -//go:linkname gcWriteBarrierAX runtime.gcWriteBarrier -func gcWriteBarrierAX() - -var ( - _V_writeBarrier = jit.Imm(int64(_runtime_writeBarrier)) - - _F_gcWriteBarrierAX = jit.Func(gcWriteBarrierAX) -) - -func (self *_Assembler) WritePtrAX(i int, rec obj.Addr, saveDI bool) { - self.Emit("MOVQ", _V_writeBarrier, _R10) - self.Emit("CMPL", jit.Ptr(_R10, 0), jit.Imm(0)) - self.Sjmp("JE", "_no_writeBarrier" + strconv.Itoa(i) + "_{n}") - if saveDI { - self.save(_DI) - } - self.Emit("LEAQ", rec, _DI) - self.Emit("MOVQ", _F_gcWriteBarrierAX, _R10) // MOVQ ${fn}, AX - self.Rjmp("CALL", _R10) - if saveDI { - self.load(_DI) - } - self.Sjmp("JMP", "_end_writeBarrier" + strconv.Itoa(i) + "_{n}") - self.Link("_no_writeBarrier" + strconv.Itoa(i) + "_{n}") - self.Emit("MOVQ", _AX, rec) - self.Link("_end_writeBarrier" + strconv.Itoa(i) + "_{n}") -} - -func (self *_Assembler) WriteRecNotAX(i int, ptr obj.Addr, rec obj.Addr, saveDI bool, saveAX bool) { - if rec.Reg == x86.REG_AX || rec.Index == x86.REG_AX { - panic("rec contains AX!") - } - self.Emit("MOVQ", _V_writeBarrier, _R10) - self.Emit("CMPL", jit.Ptr(_R10, 0), jit.Imm(0)) - self.Sjmp("JE", "_no_writeBarrier" + strconv.Itoa(i) + "_{n}") - if saveAX { - self.Emit("XCHGQ", ptr, _AX) - } else { - self.Emit("MOVQ", ptr, _AX) - } - if saveDI { - self.save(_DI) - } - self.Emit("LEAQ", rec, _DI) - self.Emit("MOVQ", _F_gcWriteBarrierAX, _R10) // MOVQ ${fn}, AX - self.Rjmp("CALL", _R10) - if saveDI { - self.load(_DI) - } - if saveAX { - self.Emit("XCHGQ", ptr, _AX) - } - self.Sjmp("JMP", "_end_writeBarrier" + strconv.Itoa(i) + "_{n}") - self.Link("_no_writeBarrier" + strconv.Itoa(i) + "_{n}") - self.Emit("MOVQ", ptr, rec) - self.Link("_end_writeBarrier" + strconv.Itoa(i) + "_{n}") -} - - -func (self *_ValueDecoder) WritePtrAX(i int, rec obj.Addr, saveDI bool) { - self.Emit("MOVQ", _V_writeBarrier, _R10) - self.Emit("CMPL", jit.Ptr(_R10, 0), jit.Imm(0)) - self.Sjmp("JE", "_no_writeBarrier" + strconv.Itoa(i) + "_{n}") - if saveDI { - self.save(_DI) - } - self.Emit("LEAQ", rec, _DI) - self.Emit("MOVQ", _F_gcWriteBarrierAX, _R10) // MOVQ ${fn}, AX - self.Rjmp("CALL", _R10) - if saveDI { - self.load(_DI) - } - self.Sjmp("JMP", "_end_writeBarrier" + strconv.Itoa(i) + "_{n}") - self.Link("_no_writeBarrier" + strconv.Itoa(i) + "_{n}") - self.Emit("MOVQ", _AX, rec) - self.Link("_end_writeBarrier" + strconv.Itoa(i) + "_{n}") -} - -func (self *_ValueDecoder) WriteRecNotAX(i int, ptr obj.Addr, rec obj.Addr, saveDI bool) { - if rec.Reg == x86.REG_AX || rec.Index == x86.REG_AX { - panic("rec contains AX!") - } - self.Emit("MOVQ", _V_writeBarrier, _R10) - self.Emit("CMPL", jit.Ptr(_R10, 0), jit.Imm(0)) - self.Sjmp("JE", "_no_writeBarrier" + strconv.Itoa(i) + "_{n}") - self.Emit("MOVQ", ptr, _AX) - if saveDI { - self.save(_DI) - } - self.Emit("LEAQ", rec, _DI) - self.Emit("MOVQ", _F_gcWriteBarrierAX, _R10) // MOVQ ${fn}, AX - self.Rjmp("CALL", _R10) - if saveDI { - self.load(_DI) - } - self.Sjmp("JMP", "_end_writeBarrier" + strconv.Itoa(i) + "_{n}") - self.Link("_no_writeBarrier" + strconv.Itoa(i) + "_{n}") - self.Emit("MOVQ", ptr, rec) - self.Link("_end_writeBarrier" + strconv.Itoa(i) + "_{n}") -} diff --git a/internal/decoder/assembler_stkabi_amd64.go b/internal/decoder/assembler_stkabi_amd64.go deleted file mode 100644 index 5dbe4cbf8..000000000 --- a/internal/decoder/assembler_stkabi_amd64.go +++ /dev/null @@ -1,1950 +0,0 @@ -// +build go1.16,!go1.17 - -/* - * Copyright 2021 ByteDance Inc. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package decoder - -import ( - `encoding/json` - `fmt` - `math` - `reflect` - `unsafe` - - `github.com/bytedance/sonic/internal/caching` - `github.com/bytedance/sonic/internal/jit` - `github.com/bytedance/sonic/internal/native` - `github.com/bytedance/sonic/internal/native/types` - `github.com/bytedance/sonic/internal/rt` - `github.com/twitchyliquid64/golang-asm/obj` -) - -/** Register Allocations - * - * State Registers: - * - * %rbx : stack base - * %r12 : input pointer - * %r13 : input length - * %r14 : input cursor - * %r15 : value pointer - * - * Error Registers: - * - * %r10 : error type register - * %r11 : error pointer register - */ - -/** Function Prototype & Stack Map - * - * func (s string, ic int, vp unsafe.Pointer, sb *_Stack, fv uint64, sv string) (rc int, err error) - * - * s.buf : (FP) - * s.len : 8(FP) - * ic : 16(FP) - * vp : 24(FP) - * sb : 32(FP) - * fv : 40(FP) - * sv : 56(FP) - * err.vt : 72(FP) - * err.vp : 80(FP) - */ - -const ( - _FP_args = 96 // 96 bytes to pass arguments and return values for this function - _FP_fargs = 80 // 80 bytes for passing arguments to other Go functions - _FP_saves = 40 // 40 bytes for saving the registers before CALL instructions - _FP_locals = 144 // 144 bytes for local variables -) - -const ( - _FP_offs = _FP_fargs + _FP_saves + _FP_locals - _FP_size = _FP_offs + 8 // 8 bytes for the parent frame pointer - _FP_base = _FP_size + 8 // 8 bytes for the return address -) - -const ( - _IM_null = 0x6c6c756e // 'null' - _IM_true = 0x65757274 // 'true' - _IM_alse = 0x65736c61 // 'alse' ('false' without the 'f') -) - -const ( - _BM_space = (1 << ' ') | (1 << '\t') | (1 << '\r') | (1 << '\n') -) - -const ( - _MODE_JSON = 1 << 3 // base64 mode -) - -const ( - _LB_error = "_error" - _LB_im_error = "_im_error" - _LB_eof_error = "_eof_error" - _LB_type_error = "_type_error" - _LB_field_error = "_field_error" - _LB_range_error = "_range_error" - _LB_stack_error = "_stack_error" - _LB_base64_error = "_base64_error" - _LB_unquote_error = "_unquote_error" - _LB_parsing_error = "_parsing_error" - _LB_parsing_error_v = "_parsing_error_v" - _LB_mismatch_error = "_mismatch_error" -) - -const ( - _LB_char_0_error = "_char_0_error" - _LB_char_1_error = "_char_1_error" - _LB_char_2_error = "_char_2_error" - _LB_char_3_error = "_char_3_error" - _LB_char_4_error = "_char_4_error" - _LB_char_m2_error = "_char_m2_error" - _LB_char_m3_error = "_char_m3_error" -) - -const ( - _LB_skip_one = "_skip_one" - _LB_skip_key_value = "_skip_key_value" -) - -var ( - _AX = jit.Reg("AX") - _CX = jit.Reg("CX") - _DX = jit.Reg("DX") - _DI = jit.Reg("DI") - _SI = jit.Reg("SI") - _BP = jit.Reg("BP") - _SP = jit.Reg("SP") - _R8 = jit.Reg("R8") - _R9 = jit.Reg("R9") - _X0 = jit.Reg("X0") - _X1 = jit.Reg("X1") -) - -var ( - _ST = jit.Reg("BX") - _IP = jit.Reg("R12") - _IL = jit.Reg("R13") - _IC = jit.Reg("R14") - _VP = jit.Reg("R15") -) - -var ( - _R10 = jit.Reg("R10") // used for gcWriteBarrier - _DF = jit.Reg("R10") // reuse R10 in generic decoder for flags - _ET = jit.Reg("R10") - _EP = jit.Reg("R11") -) - -var ( - _ARG_s = _ARG_sp - _ARG_sp = jit.Ptr(_SP, _FP_base) - _ARG_sl = jit.Ptr(_SP, _FP_base + 8) - _ARG_ic = jit.Ptr(_SP, _FP_base + 16) - _ARG_vp = jit.Ptr(_SP, _FP_base + 24) - _ARG_sb = jit.Ptr(_SP, _FP_base + 32) - _ARG_fv = jit.Ptr(_SP, _FP_base + 40) -) - -var ( - _VAR_sv = _VAR_sv_p - _VAR_sv_p = jit.Ptr(_SP, _FP_base + 48) - _VAR_sv_n = jit.Ptr(_SP, _FP_base + 56) - _VAR_vk = jit.Ptr(_SP, _FP_base + 64) -) - -var ( - _RET_rc = jit.Ptr(_SP, _FP_base + 72) - _RET_et = jit.Ptr(_SP, _FP_base + 80) - _RET_ep = jit.Ptr(_SP, _FP_base + 88) -) - -var ( - _VAR_st = _VAR_st_Vt - _VAR_sr = jit.Ptr(_SP, _FP_fargs + _FP_saves) -) - - -var ( - _VAR_st_Vt = jit.Ptr(_SP, _FP_fargs + _FP_saves + 0) - _VAR_st_Dv = jit.Ptr(_SP, _FP_fargs + _FP_saves + 8) - _VAR_st_Iv = jit.Ptr(_SP, _FP_fargs + _FP_saves + 16) - _VAR_st_Ep = jit.Ptr(_SP, _FP_fargs + _FP_saves + 24) - _VAR_st_Db = jit.Ptr(_SP, _FP_fargs + _FP_saves + 32) - _VAR_st_Dc = jit.Ptr(_SP, _FP_fargs + _FP_saves + 40) -) - -var ( - _VAR_ss_AX = jit.Ptr(_SP, _FP_fargs + _FP_saves + 48) - _VAR_ss_CX = jit.Ptr(_SP, _FP_fargs + _FP_saves + 56) - _VAR_ss_SI = jit.Ptr(_SP, _FP_fargs + _FP_saves + 64) - _VAR_ss_R8 = jit.Ptr(_SP, _FP_fargs + _FP_saves + 72) - _VAR_ss_R9 = jit.Ptr(_SP, _FP_fargs + _FP_saves + 80) -) - -var ( - _VAR_bs_p = jit.Ptr(_SP, _FP_fargs + _FP_saves + 88) - _VAR_bs_n = jit.Ptr(_SP, _FP_fargs + _FP_saves + 96) - _VAR_bs_LR = jit.Ptr(_SP, _FP_fargs + _FP_saves + 104) -) - -var _VAR_fl = jit.Ptr(_SP, _FP_fargs + _FP_saves + 112) - -var ( - _VAR_et = jit.Ptr(_SP, _FP_fargs + _FP_saves + 120) // save dismatched type - _VAR_ic = jit.Ptr(_SP, _FP_fargs + _FP_saves + 128) // save dismatched position - _VAR_pc = jit.Ptr(_SP, _FP_fargs + _FP_saves + 136) // save skip return pc -) - -type _Assembler struct { - jit.BaseAssembler - p _Program - name string -} - -func newAssembler(p _Program) *_Assembler { - return new(_Assembler).Init(p) -} - -/** Assembler Interface **/ - -func (self *_Assembler) Load() _Decoder { - return ptodec(self.BaseAssembler.Load("decode_"+self.name, _FP_size, _FP_args, argPtrs, localPtrs)) -} - -func (self *_Assembler) Init(p _Program) *_Assembler { - self.p = p - self.BaseAssembler.Init(self.compile) - return self -} - -func (self *_Assembler) compile() { - self.prologue() - self.instrs() - self.epilogue() - self.copy_string() - self.escape_string() - self.escape_string_twice() - self.skip_one() - self.skip_key_value() - self.mismatch_error() - self.type_error() - self.field_error() - self.range_error() - self.stack_error() - self.base64_error() - self.parsing_error() -} - -/** Assembler Stages **/ - -var _OpFuncTab = [256]func(*_Assembler, *_Instr) { - _OP_any : (*_Assembler)._asm_OP_any, - _OP_dyn : (*_Assembler)._asm_OP_dyn, - _OP_str : (*_Assembler)._asm_OP_str, - _OP_bin : (*_Assembler)._asm_OP_bin, - _OP_bool : (*_Assembler)._asm_OP_bool, - _OP_num : (*_Assembler)._asm_OP_num, - _OP_i8 : (*_Assembler)._asm_OP_i8, - _OP_i16 : (*_Assembler)._asm_OP_i16, - _OP_i32 : (*_Assembler)._asm_OP_i32, - _OP_i64 : (*_Assembler)._asm_OP_i64, - _OP_u8 : (*_Assembler)._asm_OP_u8, - _OP_u16 : (*_Assembler)._asm_OP_u16, - _OP_u32 : (*_Assembler)._asm_OP_u32, - _OP_u64 : (*_Assembler)._asm_OP_u64, - _OP_f32 : (*_Assembler)._asm_OP_f32, - _OP_f64 : (*_Assembler)._asm_OP_f64, - _OP_unquote : (*_Assembler)._asm_OP_unquote, - _OP_nil_1 : (*_Assembler)._asm_OP_nil_1, - _OP_nil_2 : (*_Assembler)._asm_OP_nil_2, - _OP_nil_3 : (*_Assembler)._asm_OP_nil_3, - _OP_deref : (*_Assembler)._asm_OP_deref, - _OP_index : (*_Assembler)._asm_OP_index, - _OP_is_null : (*_Assembler)._asm_OP_is_null, - _OP_is_null_quote : (*_Assembler)._asm_OP_is_null_quote, - _OP_map_init : (*_Assembler)._asm_OP_map_init, - _OP_map_key_i8 : (*_Assembler)._asm_OP_map_key_i8, - _OP_map_key_i16 : (*_Assembler)._asm_OP_map_key_i16, - _OP_map_key_i32 : (*_Assembler)._asm_OP_map_key_i32, - _OP_map_key_i64 : (*_Assembler)._asm_OP_map_key_i64, - _OP_map_key_u8 : (*_Assembler)._asm_OP_map_key_u8, - _OP_map_key_u16 : (*_Assembler)._asm_OP_map_key_u16, - _OP_map_key_u32 : (*_Assembler)._asm_OP_map_key_u32, - _OP_map_key_u64 : (*_Assembler)._asm_OP_map_key_u64, - _OP_map_key_f32 : (*_Assembler)._asm_OP_map_key_f32, - _OP_map_key_f64 : (*_Assembler)._asm_OP_map_key_f64, - _OP_map_key_str : (*_Assembler)._asm_OP_map_key_str, - _OP_map_key_utext : (*_Assembler)._asm_OP_map_key_utext, - _OP_map_key_utext_p : (*_Assembler)._asm_OP_map_key_utext_p, - _OP_array_skip : (*_Assembler)._asm_OP_array_skip, - _OP_array_clear : (*_Assembler)._asm_OP_array_clear, - _OP_array_clear_p : (*_Assembler)._asm_OP_array_clear_p, - _OP_slice_init : (*_Assembler)._asm_OP_slice_init, - _OP_slice_append : (*_Assembler)._asm_OP_slice_append, - _OP_object_skip : (*_Assembler)._asm_OP_object_skip, - _OP_object_next : (*_Assembler)._asm_OP_object_next, - _OP_struct_field : (*_Assembler)._asm_OP_struct_field, - _OP_unmarshal : (*_Assembler)._asm_OP_unmarshal, - _OP_unmarshal_p : (*_Assembler)._asm_OP_unmarshal_p, - _OP_unmarshal_text : (*_Assembler)._asm_OP_unmarshal_text, - _OP_unmarshal_text_p : (*_Assembler)._asm_OP_unmarshal_text_p, - _OP_lspace : (*_Assembler)._asm_OP_lspace, - _OP_match_char : (*_Assembler)._asm_OP_match_char, - _OP_check_char : (*_Assembler)._asm_OP_check_char, - _OP_load : (*_Assembler)._asm_OP_load, - _OP_save : (*_Assembler)._asm_OP_save, - _OP_drop : (*_Assembler)._asm_OP_drop, - _OP_drop_2 : (*_Assembler)._asm_OP_drop_2, - _OP_recurse : (*_Assembler)._asm_OP_recurse, - _OP_goto : (*_Assembler)._asm_OP_goto, - _OP_switch : (*_Assembler)._asm_OP_switch, - _OP_check_char_0 : (*_Assembler)._asm_OP_check_char_0, - _OP_dismatch_err : (*_Assembler)._asm_OP_dismatch_err, - _OP_go_skip : (*_Assembler)._asm_OP_go_skip, - _OP_add : (*_Assembler)._asm_OP_add, - _OP_check_empty : (*_Assembler)._asm_OP_check_empty, -} - -func (self *_Assembler) instr(v *_Instr) { - if fn := _OpFuncTab[v.op()]; fn != nil { - fn(self, v) - } else { - panic(fmt.Sprintf("invalid opcode: %d", v.op())) - } -} - -func (self *_Assembler) instrs() { - for i, v := range self.p { - self.Mark(i) - self.instr(&v) - self.debug_instr(i, &v) - } -} - -func (self *_Assembler) epilogue() { - self.Mark(len(self.p)) - self.Emit("XORL", _EP, _EP) // XORL EP, EP - self.Emit("MOVQ", _VAR_et, _ET) // MOVQ VAR_et, ET - self.Emit("TESTQ", _ET, _ET) // TESTQ ET, ET - self.Sjmp("JNZ", _LB_mismatch_error) // JNZ _LB_mismatch_error - self.Link(_LB_error) // _error: - self.Emit("MOVQ", _IC, _RET_rc) // MOVQ IC, rc<>+40(FP) - self.Emit("MOVQ", _ET, _RET_et) // MOVQ ET, et<>+48(FP) - self.Emit("MOVQ", _EP, _RET_ep) // MOVQ EP, ep<>+56(FP) - self.Emit("MOVQ", jit.Ptr(_SP, _FP_offs), _BP) // MOVQ _FP_offs(SP), BP - self.Emit("ADDQ", jit.Imm(_FP_size), _SP) // ADDQ $_FP_size, SP - self.Emit("RET") // RET -} - -func (self *_Assembler) prologue() { - self.Emit("SUBQ", jit.Imm(_FP_size), _SP) // SUBQ $_FP_size, SP - self.Emit("MOVQ", _BP, jit.Ptr(_SP, _FP_offs)) // MOVQ BP, _FP_offs(SP) - self.Emit("LEAQ", jit.Ptr(_SP, _FP_offs), _BP) // LEAQ _FP_offs(SP), BP - self.Emit("MOVQ", _ARG_sp, _IP) // MOVQ s.p<>+0(FP), IP - self.Emit("MOVQ", _ARG_sl, _IL) // MOVQ s.l<>+8(FP), IL - self.Emit("MOVQ", _ARG_ic, _IC) // MOVQ ic<>+16(FP), IC - self.Emit("MOVQ", _ARG_vp, _VP) // MOVQ vp<>+24(FP), VP - self.Emit("MOVQ", _ARG_sb, _ST) // MOVQ vp<>+32(FP), ST - // initialize digital buffer first - self.Emit("MOVQ", jit.Imm(_MaxDigitNums), _VAR_st_Dc) // MOVQ $_MaxDigitNums, ss.Dcap - self.Emit("LEAQ", jit.Ptr(_ST, _DbufOffset), _AX) // LEAQ _DbufOffset(ST), AX - self.Emit("MOVQ", _AX, _VAR_st_Db) // MOVQ AX, ss.Dbuf - self.Emit("XORL", _AX, _AX) // XORL AX, AX - self.Emit("MOVQ", _AX, _VAR_et) // MOVQ AX, ss.Dp -} - -/** Function Calling Helpers **/ - -var _REG_go = []obj.Addr { - _ST, - _VP, - _IP, - _IL, - _IC, -} - -func (self *_Assembler) save(r ...obj.Addr) { - for i, v := range r { - if i > _FP_saves / 8 - 1 { - panic("too many registers to save") - } else { - self.Emit("MOVQ", v, jit.Ptr(_SP, _FP_fargs + int64(i) * 8)) - } - } -} - -func (self *_Assembler) load(r ...obj.Addr) { - for i, v := range r { - if i > _FP_saves / 8 - 1 { - panic("too many registers to load") - } else { - self.Emit("MOVQ", jit.Ptr(_SP, _FP_fargs + int64(i) * 8), v) - } - } -} - -func (self *_Assembler) call(fn obj.Addr) { - self.Emit("MOVQ", fn, _AX) // MOVQ ${fn}, AX - self.Rjmp("CALL", _AX) // CALL AX -} - -func (self *_Assembler) call_go(fn obj.Addr) { - self.save(_REG_go...) // SAVE $REG_go - self.call(fn) // CALL ${fn} - self.load(_REG_go...) // LOAD $REG_go -} - -func (self *_Assembler) call_sf(fn obj.Addr) { - self.Emit("LEAQ", _ARG_s, _DI) // LEAQ s<>+0(FP), DI - self.Emit("MOVQ", _IC, _ARG_ic) // MOVQ IC, ic<>+16(FP) - self.Emit("LEAQ", _ARG_ic, _SI) // LEAQ ic<>+16(FP), SI - self.Emit("LEAQ", jit.Ptr(_ST, _FsmOffset), _DX) // LEAQ _FsmOffset(ST), DX - self.Emit("MOVQ", _ARG_fv, _CX) - self.call(fn) // CALL ${fn} - self.Emit("MOVQ", _ARG_ic, _IC) // MOVQ ic<>+16(FP), IC -} - -func (self *_Assembler) call_vf(fn obj.Addr) { - self.Emit("LEAQ", _ARG_s, _DI) // LEAQ s<>+0(FP), DI - self.Emit("MOVQ", _IC, _ARG_ic) // MOVQ IC, ic<>+16(FP) - self.Emit("LEAQ", _ARG_ic, _SI) // LEAQ ic<>+16(FP), SI - self.Emit("LEAQ", _VAR_st, _DX) // LEAQ st, DX - self.call(fn) // CALL ${fn} - self.Emit("MOVQ", _ARG_ic, _IC) // MOVQ ic<>+16(FP), IC -} - -/** Assembler Error Handlers **/ - -var ( - _F_convT64 = jit.Func(convT64) - _F_error_wrap = jit.Func(error_wrap) - _F_error_type = jit.Func(error_type) - _F_error_field = jit.Func(error_field) - _F_error_value = jit.Func(error_value) - _F_error_mismatch = jit.Func(error_mismatch) -) - -var ( - _I_int8 , _T_int8 = rtype(reflect.TypeOf(int8(0))) - _I_int16 , _T_int16 = rtype(reflect.TypeOf(int16(0))) - _I_int32 , _T_int32 = rtype(reflect.TypeOf(int32(0))) - _I_uint8 , _T_uint8 = rtype(reflect.TypeOf(uint8(0))) - _I_uint16 , _T_uint16 = rtype(reflect.TypeOf(uint16(0))) - _I_uint32 , _T_uint32 = rtype(reflect.TypeOf(uint32(0))) - _I_float32 , _T_float32 = rtype(reflect.TypeOf(float32(0))) -) - -var ( - _T_error = rt.UnpackType(errorType) - _I_base64_CorruptInputError = jit.Itab(_T_error, base64CorruptInputError) -) - -var ( - _V_stackOverflow = jit.Imm(int64(uintptr(unsafe.Pointer(&stackOverflow)))) - _I_json_UnsupportedValueError = jit.Itab(_T_error, reflect.TypeOf(new(json.UnsupportedValueError))) - _I_json_MismatchTypeError = jit.Itab(_T_error, reflect.TypeOf(new(MismatchTypeError))) -) - -func (self *_Assembler) type_error() { - self.Link(_LB_type_error) // _type_error: - self.Emit("MOVQ", _ET, jit.Ptr(_SP, 0)) // MOVQ ET, (SP) - self.call_go(_F_error_type) // CALL_GO error_type - self.Emit("MOVQ", jit.Ptr(_SP, 8), _ET) // MOVQ 8(SP), ET - self.Emit("MOVQ", jit.Ptr(_SP, 16), _EP) // MOVQ 16(SP), EP - self.Sjmp("JMP" , _LB_error) // JMP _error -} - - -func (self *_Assembler) mismatch_error() { - self.Link(_LB_mismatch_error) // _type_error: - self.Emit("MOVQ", _VAR_et, _ET) // MOVQ _VAR_et, ET - self.Emit("MOVQ", _VAR_ic, _EP) // MOVQ _VAR_ic, EP - self.Emit("MOVQ", _I_json_MismatchTypeError, _AX) // MOVQ _I_json_MismatchTypeError, AX - self.Emit("CMPQ", _ET, _AX) // CMPQ ET, AX - self.Sjmp("JE" , _LB_error) // JE _LB_error - self.Emit("MOVQ", _ARG_sp, _AX) - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 0)) // MOVQ AX, (SP) - self.Emit("MOVQ", _ARG_sl, _CX) - self.Emit("MOVQ", _CX, jit.Ptr(_SP, 8)) // MOVQ CX, 8(SP) - self.Emit("MOVQ", _VAR_ic, _AX) - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 16)) // MOVQ AX, 16(SP) - self.Emit("MOVQ", _VAR_et, _CX) - self.Emit("MOVQ", _CX, jit.Ptr(_SP, 24)) // MOVQ CX, 24(SP) - self.call_go(_F_error_mismatch) // CALL_GO error_type - self.Emit("MOVQ", jit.Ptr(_SP, 32), _ET) // MOVQ 32(SP), ET - self.Emit("MOVQ", jit.Ptr(_SP, 40), _EP) // MOVQ 40(SP), EP - self.Sjmp("JMP" , _LB_error) // JMP _error -} - -func (self *_Assembler) _asm_OP_dismatch_err(p *_Instr) { - self.Emit("MOVQ", _IC, _VAR_ic) - self.Emit("MOVQ", jit.Type(p.vt()), _ET) - self.Emit("MOVQ", _ET, _VAR_et) -} - -func (self *_Assembler) _asm_OP_go_skip(p *_Instr) { - self.Byte(0x4c, 0x8d, 0x0d) // LEAQ (PC), R9 - self.Xref(p.vi(), 4) - self.Emit("MOVQ", _R9, _VAR_pc) - self.Sjmp("JMP" , _LB_skip_one) // JMP _skip_one -} - -func (self *_Assembler) skip_one() { - self.Link(_LB_skip_one) // _skip: - self.Emit("MOVQ", _VAR_ic, _IC) // MOVQ _VAR_ic, IC - self.call_sf(_F_skip_one) // CALL_SF skip_one - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JS" , _LB_parsing_error_v) // JS _parse_error_v - self.Emit("MOVQ" , _VAR_pc, _R9) // MOVQ pc, R9 - self.Rjmp("JMP" , _R9) // JMP (R9) -} - - -func (self *_Assembler) skip_key_value() { - self.Link(_LB_skip_key_value) // _skip: - // skip the key - self.Emit("MOVQ", _VAR_ic, _IC) // MOVQ _VAR_ic, IC - self.call_sf(_F_skip_one) // CALL_SF skip_one - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JS" , _LB_parsing_error_v) // JS _parse_error_v - // match char ':' - self.lspace("_global_1") - self.Emit("CMPB", jit.Sib(_IP, _IC, 1, 0), jit.Imm(':')) - self.Sjmp("JNE" , _LB_parsing_error_v) // JNE _parse_error_v - self.Emit("ADDQ", jit.Imm(1), _IC) // ADDQ $1, IC - self.lspace("_global_2") - // skip the value - self.call_sf(_F_skip_one) // CALL_SF skip_one - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JS" , _LB_parsing_error_v) // JS _parse_error_v - // jump back to specified address - self.Emit("MOVQ" , _VAR_pc, _R9) // MOVQ pc, R9 - self.Rjmp("JMP" , _R9) // JMP (R9) -} - -func (self *_Assembler) field_error() { - self.Link(_LB_field_error) // _field_error: - self.Emit("MOVOU", _VAR_sv, _X0) // MOVOU sv, X0 - self.Emit("MOVOU", _X0, jit.Ptr(_SP, 0)) // MOVOU X0, (SP) - self.call_go(_F_error_field) // CALL_GO error_field - self.Emit("MOVQ" , jit.Ptr(_SP, 16), _ET) // MOVQ 16(SP), ET - self.Emit("MOVQ" , jit.Ptr(_SP, 24), _EP) // MOVQ 24(SP), EP - self.Sjmp("JMP" , _LB_error) // JMP _error -} - -func (self *_Assembler) range_error() { - self.Link(_LB_range_error) // _range_error: - self.slice_from(_VAR_st_Ep, 0) // SLICE st.Ep, $0 - self.Emit("MOVQ", _DI, jit.Ptr(_SP, 0)) // MOVQ DI, (SP) - self.Emit("MOVQ", _SI, jit.Ptr(_SP, 8)) // MOVQ SI, 8(SP) - self.Emit("MOVQ", _ET, jit.Ptr(_SP, 16)) // MOVQ ET, 16(SP) - self.Emit("MOVQ", _EP, jit.Ptr(_SP, 24)) // MOVQ EP, 24(SP) - self.call_go(_F_error_value) // CALL_GO error_value - self.Emit("MOVQ", jit.Ptr(_SP, 32), _ET) // MOVQ 32(SP), ET - self.Emit("MOVQ", jit.Ptr(_SP, 40), _EP) // MOVQ 40(SP), EP - self.Sjmp("JMP" , _LB_error) // JMP _error -} - -func (self *_Assembler) stack_error() { - self.Link(_LB_stack_error) // _stack_error: - self.Emit("MOVQ", _V_stackOverflow, _EP) // MOVQ ${_V_stackOverflow}, EP - self.Emit("MOVQ", _I_json_UnsupportedValueError, _ET) // MOVQ ${_I_json_UnsupportedValueError}, ET - self.Sjmp("JMP" , _LB_error) // JMP _error -} - -func (self *_Assembler) base64_error() { - self.Link(_LB_base64_error) - self.Emit("NEGQ", _AX) // NEGQ AX - self.Emit("SUBQ", jit.Imm(1), _AX) // SUBQ $1, AX - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 0)) // MOVQ AX, (SP) - self.call_go(_F_convT64) // CALL_GO convT64 - self.Emit("MOVQ", jit.Ptr(_SP, 8), _EP) // MOVQ 8(SP), EP - self.Emit("MOVQ", _I_base64_CorruptInputError, _ET) // MOVQ ${itab(base64.CorruptInputError)}, ET - self.Sjmp("JMP" , _LB_error) // JMP _error -} - -func (self *_Assembler) parsing_error() { - self.Link(_LB_eof_error) // _eof_error: - self.Emit("MOVQ" , _IL, _IC) // MOVQ IL, IC - self.Emit("MOVL" , jit.Imm(int64(types.ERR_EOF)), _EP) // MOVL ${types.ERR_EOF}, EP - self.Sjmp("JMP" , _LB_parsing_error) // JMP _parsing_error - self.Link(_LB_unquote_error) // _unquote_error: - self.Emit("SUBQ" , _VAR_sr, _SI) // SUBQ sr, SI - self.Emit("SUBQ" , _SI, _IC) // SUBQ IL, IC - self.Link(_LB_parsing_error_v) // _parsing_error_v: - self.Emit("MOVQ" , _AX, _EP) // MOVQ AX, EP - self.Emit("NEGQ" , _EP) // NEGQ EP - self.Sjmp("JMP" , _LB_parsing_error) // JMP _parsing_error - self.Link(_LB_char_m3_error) // _char_m3_error: - self.Emit("SUBQ" , jit.Imm(1), _IC) // SUBQ $1, IC - self.Link(_LB_char_m2_error) // _char_m2_error: - self.Emit("SUBQ" , jit.Imm(2), _IC) // SUBQ $2, IC - self.Sjmp("JMP" , _LB_char_0_error) // JMP _char_0_error - self.Link(_LB_im_error) // _im_error: - self.Emit("CMPB" , _CX, jit.Sib(_IP, _IC, 1, 0)) // CMPB CX, (IP)(IC) - self.Sjmp("JNE" , _LB_char_0_error) // JNE _char_0_error - self.Emit("SHRL" , jit.Imm(8), _CX) // SHRL $8, CX - self.Emit("CMPB" , _CX, jit.Sib(_IP, _IC, 1, 1)) // CMPB CX, 1(IP)(IC) - self.Sjmp("JNE" , _LB_char_1_error) // JNE _char_1_error - self.Emit("SHRL" , jit.Imm(8), _CX) // SHRL $8, CX - self.Emit("CMPB" , _CX, jit.Sib(_IP, _IC, 1, 2)) // CMPB CX, 2(IP)(IC) - self.Sjmp("JNE" , _LB_char_2_error) // JNE _char_2_error - self.Sjmp("JMP" , _LB_char_3_error) // JNE _char_3_error - self.Link(_LB_char_4_error) // _char_4_error: - self.Emit("ADDQ" , jit.Imm(1), _IC) // ADDQ $1, IC - self.Link(_LB_char_3_error) // _char_3_error: - self.Emit("ADDQ" , jit.Imm(1), _IC) // ADDQ $1, IC - self.Link(_LB_char_2_error) // _char_2_error: - self.Emit("ADDQ" , jit.Imm(1), _IC) // ADDQ $1, IC - self.Link(_LB_char_1_error) // _char_1_error: - self.Emit("ADDQ" , jit.Imm(1), _IC) // ADDQ $1, IC - self.Link(_LB_char_0_error) // _char_0_error: - self.Emit("MOVL" , jit.Imm(int64(types.ERR_INVALID_CHAR)), _EP) // MOVL ${types.ERR_INVALID_CHAR}, EP - self.Link(_LB_parsing_error) // _parsing_error: - self.Emit("MOVOU", _ARG_s, _X0) // MOVOU s, X0 - self.Emit("MOVOU", _X0, jit.Ptr(_SP, 0)) // MOVOU X0, (SP) - self.Emit("MOVQ" , _IC, jit.Ptr(_SP, 16)) // MOVQ IC, 16(SP) - self.Emit("MOVQ" , _EP, jit.Ptr(_SP, 24)) // MOVQ EP, 24(SP) - self.call_go(_F_error_wrap) // CALL_GO error_wrap - self.Emit("MOVQ" , jit.Ptr(_SP, 32), _ET) // MOVQ 32(SP), ET - self.Emit("MOVQ" , jit.Ptr(_SP, 40), _EP) // MOVQ 40(SP), EP - self.Sjmp("JMP" , _LB_error) // JMP _error -} - -/** Memory Management Routines **/ - -var ( - _T_byte = jit.Type(byteType) - _F_mallocgc = jit.Func(mallocgc) -) - -func (self *_Assembler) malloc(nb obj.Addr, ret obj.Addr) { - self.Emit("XORL", _AX, _AX) // XORL AX, AX - self.Emit("MOVQ", _T_byte, _CX) // MOVQ ${type(byte)}, CX - self.Emit("MOVQ", nb, jit.Ptr(_SP, 0)) // MOVQ ${nb}, (SP) - self.Emit("MOVQ", _CX, jit.Ptr(_SP, 8)) // MOVQ CX, 8(SP) - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 16)) // MOVQ AX, 16(SP) - self.call_go(_F_mallocgc) // CALL_GO mallocgc - self.Emit("MOVQ", jit.Ptr(_SP, 24), ret) // MOVQ 24(SP), ${ret} -} - -func (self *_Assembler) valloc(vt reflect.Type, ret obj.Addr) { - self.Emit("MOVQ", jit.Imm(int64(vt.Size())), _AX) // MOVQ ${vt.Size()}, AX - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 0)) // MOVQ AX, (SP) - self.Emit("MOVQ", jit.Type(vt), _AX) // MOVQ ${vt}, AX - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 8)) // MOVQ AX, 8(SP) - self.Emit("MOVB", jit.Imm(1), jit.Ptr(_SP, 16)) // MOVB $1, 16(SP) - self.call_go(_F_mallocgc) // CALL_GO mallocgc - self.Emit("MOVQ", jit.Ptr(_SP, 24), ret) // MOVQ 24(SP), ${ret} -} - -func (self *_Assembler) vfollow(vt reflect.Type) { - self.Emit("MOVQ" , jit.Ptr(_VP, 0), _AX) // MOVQ (VP), AX - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JNZ" , "_end_{n}") // JNZ _end_{n} - self.valloc(vt, _AX) // VALLOC ${vt}, AX - self.WritePtrAX(1, jit.Ptr(_VP, 0), false) // MOVQ AX, (VP) - self.Link("_end_{n}") // _end_{n}: - self.Emit("MOVQ" , _AX, _VP) // MOVQ AX, VP -} - -/** Value Parsing Routines **/ - -var ( - _F_vstring = jit.Imm(int64(native.S_vstring)) - _F_vnumber = jit.Imm(int64(native.S_vnumber)) - _F_vsigned = jit.Imm(int64(native.S_vsigned)) - _F_vunsigned = jit.Imm(int64(native.S_vunsigned)) -) - -func (self *_Assembler) check_err(vt reflect.Type, pin string, pin2 int) { - self.Emit("MOVQ" , _VAR_st_Vt, _AX) // MOVQ st.Vt, AX - self.Emit("TESTQ", _AX, _AX) // CMPQ AX, ${native.V_STRING} - // try to skip the value - if vt != nil { - self.Sjmp("JNS" , "_check_err_{n}") // JNE _parsing_error_v - self.Emit("MOVQ", jit.Type(vt), _ET) - self.Emit("MOVQ", _ET, _VAR_et) - if pin2 != -1 { - self.Emit("SUBQ", jit.Imm(1), _BP) - self.Emit("MOVQ", _BP, _VAR_ic) - self.Byte(0x4c , 0x8d, 0x0d) // LEAQ (PC), R9 - self.Xref(pin2, 4) - self.Emit("MOVQ", _R9, _VAR_pc) - self.Sjmp("JMP" , _LB_skip_key_value) - } else { - self.Emit("MOVQ", _BP, _VAR_ic) - self.Byte(0x4c , 0x8d, 0x0d) // LEAQ (PC), R9 - self.Sref(pin, 4) - self.Emit("MOVQ", _R9, _VAR_pc) - self.Sjmp("JMP" , _LB_skip_one) - } - self.Link("_check_err_{n}") - } else { - self.Sjmp("JS" , _LB_parsing_error_v) // JNE _parsing_error_v - } -} - -func (self *_Assembler) check_eof(d int64) { - if d == 1 { - self.Emit("CMPQ", _IC, _IL) // CMPQ IC, IL - self.Sjmp("JAE" , _LB_eof_error) // JAE _eof_error - } else { - self.Emit("LEAQ", jit.Ptr(_IC, d), _AX) // LEAQ ${d}(IC), AX - self.Emit("CMPQ", _AX, _IL) // CMPQ AX, IL - self.Sjmp("JA" , _LB_eof_error) // JA _eof_error - } -} - -func (self *_Assembler) parse_string() { // parse_string has a validate flag params in the last - self.Emit("MOVQ", _ARG_fv, _CX) - self.call_vf(_F_vstring) - self.check_err(nil, "", -1) -} - -func (self *_Assembler) parse_number(vt reflect.Type, pin string, pin2 int) { - self.Emit("MOVQ", _IC, _BP) - self.call_vf(_F_vnumber) // call vnumber - self.check_err(vt, pin, pin2) -} - -func (self *_Assembler) parse_signed(vt reflect.Type, pin string, pin2 int) { - self.Emit("MOVQ", _IC, _BP) - self.call_vf(_F_vsigned) - self.check_err(vt, pin, pin2) -} - -func (self *_Assembler) parse_unsigned(vt reflect.Type, pin string, pin2 int) { - self.Emit("MOVQ", _IC, _BP) - self.call_vf(_F_vunsigned) - self.check_err(vt, pin, pin2) -} - -// Pointer: DI, Size: SI, Return: R9 -func (self *_Assembler) copy_string() { - self.Link("_copy_string") - self.Emit("MOVQ", _DI, _VAR_bs_p) - self.Emit("MOVQ", _SI, _VAR_bs_n) - self.Emit("MOVQ", _R9, _VAR_bs_LR) - self.malloc(_SI, _AX) - self.Emit("MOVQ", _AX, _VAR_sv_p) - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 0)) - self.Emit("MOVQ", _VAR_bs_p, _DI) - self.Emit("MOVQ", _DI, jit.Ptr(_SP, 8)) - self.Emit("MOVQ", _VAR_bs_n, _SI) - self.Emit("MOVQ", _SI, jit.Ptr(_SP, 16)) - self.call_go(_F_memmove) - self.Emit("MOVQ", _VAR_sv_p, _DI) - self.Emit("MOVQ", _VAR_bs_n, _SI) - self.Emit("MOVQ", _VAR_bs_LR, _R9) - self.Rjmp("JMP", _R9) -} - -// Pointer: DI, Size: SI, Return: R9 -func (self *_Assembler) escape_string() { - self.Link("_escape_string") - self.Emit("MOVQ" , _DI, _VAR_bs_p) - self.Emit("MOVQ" , _SI, _VAR_bs_n) - self.Emit("MOVQ" , _R9, _VAR_bs_LR) - self.malloc(_SI, _DX) // MALLOC SI, DX - self.Emit("MOVQ" , _DX, _VAR_sv_p) - self.Emit("MOVQ" , _VAR_bs_p, _DI) - self.Emit("MOVQ" , _VAR_bs_n, _SI) - self.Emit("LEAQ" , _VAR_sr, _CX) // LEAQ sr, CX - self.Emit("XORL" , _R8, _R8) // XORL R8, R8 - self.Emit("BTQ" , jit.Imm(_F_disable_urc), _ARG_fv) // BTQ ${_F_disable_urc}, fv - self.Emit("SETCC", _R8) // SETCC R8 - self.Emit("SHLQ" , jit.Imm(types.B_UNICODE_REPLACE), _R8) // SHLQ ${types.B_UNICODE_REPLACE}, R8 - self.call(_F_unquote) // CALL unquote - self.Emit("MOVQ" , _VAR_bs_n, _SI) // MOVQ ${n}, SI - self.Emit("ADDQ" , jit.Imm(1), _SI) // ADDQ $1, SI - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JS" , _LB_unquote_error) // JS _unquote_error - self.Emit("MOVQ" , _AX, _SI) - self.Emit("MOVQ" , _VAR_sv_p, _DI) - self.Emit("MOVQ" , _VAR_bs_LR, _R9) - self.Rjmp("JMP", _R9) -} - -func (self *_Assembler) escape_string_twice() { - self.Link("_escape_string_twice") - self.Emit("MOVQ" , _DI, _VAR_bs_p) - self.Emit("MOVQ" , _SI, _VAR_bs_n) - self.Emit("MOVQ" , _R9, _VAR_bs_LR) - self.malloc(_SI, _DX) // MALLOC SI, DX - self.Emit("MOVQ" , _DX, _VAR_sv_p) - self.Emit("MOVQ" , _VAR_bs_p, _DI) - self.Emit("MOVQ" , _VAR_bs_n, _SI) - self.Emit("LEAQ" , _VAR_sr, _CX) // LEAQ sr, CX - self.Emit("MOVL" , jit.Imm(types.F_DOUBLE_UNQUOTE), _R8) // MOVL ${types.F_DOUBLE_UNQUOTE}, R8 - self.Emit("BTQ" , jit.Imm(_F_disable_urc), _ARG_fv) // BTQ ${_F_disable_urc}, AX - self.Emit("XORL" , _AX, _AX) // XORL AX, AX - self.Emit("SETCC", _AX) // SETCC AX - self.Emit("SHLQ" , jit.Imm(types.B_UNICODE_REPLACE), _AX) // SHLQ ${types.B_UNICODE_REPLACE}, AX - self.Emit("ORQ" , _AX, _R8) // ORQ AX, R8 - self.call(_F_unquote) // CALL unquote - self.Emit("MOVQ" , _VAR_bs_n, _SI) // MOVQ ${n}, SI - self.Emit("ADDQ" , jit.Imm(3), _SI) // ADDQ $3, SI - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JS" , _LB_unquote_error) // JS _unquote_error - self.Emit("MOVQ" , _AX, _SI) - self.Emit("MOVQ" , _VAR_sv_p, _DI) - self.Emit("MOVQ" , _VAR_bs_LR, _R9) - self.Rjmp("JMP", _R9) -} - -/** Range Checking Routines **/ - -var ( - _V_max_f32 = jit.Imm(int64(uintptr(unsafe.Pointer(_Vp_max_f32)))) - _V_min_f32 = jit.Imm(int64(uintptr(unsafe.Pointer(_Vp_min_f32)))) -) - -var ( - _Vp_max_f32 = new(float32) - _Vp_min_f32 = new(float32) -) - -func init() { - *_Vp_max_f32 = math.MaxFloat32 - *_Vp_min_f32 = -math.MaxFloat32 -} - -func (self *_Assembler) range_single() { - self.Emit("CVTSD2SS", _VAR_st_Dv, _X0) // CVTSD2SS st.Dv, X0 - self.Emit("MOVQ" , _V_max_f32, _AX) // MOVQ _max_f32, AX - self.Emit("MOVQ" , jit.Gitab(_I_float32), _ET) // MOVQ ${itab(float32)}, ET - self.Emit("MOVQ" , jit.Gtype(_T_float32), _EP) // MOVQ ${type(float32)}, EP - self.Emit("UCOMISS" , jit.Ptr(_AX, 0), _X0) // UCOMISS (AX), X0 - self.Sjmp("JA" , _LB_range_error) // JA _range_error - self.Emit("MOVQ" , _V_min_f32, _AX) // MOVQ _min_f32, AX - self.Emit("UCOMISS" , jit.Ptr(_AX, 0), _X0) // UCOMISS (AX), X0 - self.Sjmp("JB" , _LB_range_error) // JB _range_error -} - -func (self *_Assembler) range_signed(i *rt.GoItab, t *rt.GoType, a int64, b int64) { - self.Emit("MOVQ", _VAR_st_Iv, _AX) // MOVQ st.Iv, AX - self.Emit("MOVQ", jit.Gitab(i), _ET) // MOVQ ${i}, ET - self.Emit("MOVQ", jit.Gtype(t), _EP) // MOVQ ${t}, EP - self.Emit("CMPQ", _AX, jit.Imm(a)) // CMPQ AX, ${a} - self.Sjmp("JL" , _LB_range_error) // JL _range_error - self.Emit("CMPQ", _AX, jit.Imm(b)) // CMPQ AX, ${B} - self.Sjmp("JG" , _LB_range_error) // JG _range_error -} - -func (self *_Assembler) range_unsigned(i *rt.GoItab, t *rt.GoType, v uint64) { - self.Emit("MOVQ" , _VAR_st_Iv, _AX) // MOVQ st.Iv, AX - self.Emit("MOVQ" , jit.Gitab(i), _ET) // MOVQ ${i}, ET - self.Emit("MOVQ" , jit.Gtype(t), _EP) // MOVQ ${t}, EP - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JS" , _LB_range_error) // JS _range_error - self.Emit("CMPQ" , _AX, jit.Imm(int64(v))) // CMPQ AX, ${a} - self.Sjmp("JA" , _LB_range_error) // JA _range_error -} - -/** String Manipulating Routines **/ - -var ( - _F_unquote = jit.Imm(int64(native.S_unquote)) -) - -func (self *_Assembler) slice_from(p obj.Addr, d int64) { - self.Emit("MOVQ", p, _SI) // MOVQ ${p}, SI - self.slice_from_r(_SI, d) // SLICE_R SI, ${d} -} - -func (self *_Assembler) slice_from_r(p obj.Addr, d int64) { - self.Emit("LEAQ", jit.Sib(_IP, p, 1, 0), _DI) // LEAQ (IP)(${p}), DI - self.Emit("NEGQ", p) // NEGQ ${p} - self.Emit("LEAQ", jit.Sib(_IC, p, 1, d), _SI) // LEAQ d(IC)(${p}), SI -} - -func (self *_Assembler) unquote_once(p obj.Addr, n obj.Addr, stack bool, copy bool) { - self.slice_from(_VAR_st_Iv, -1) // SLICE st.Iv, $-1 - self.Emit("CMPQ" , _VAR_st_Ep, jit.Imm(-1)) // CMPQ st.Ep, $-1 - self.Sjmp("JE" , "_noescape_{n}") // JE _noescape_{n} - self.Byte(0x4c, 0x8d, 0x0d) // LEAQ (PC), R9 - self.Sref("_unquote_once_write_{n}", 4) - self.Sjmp("JMP" , "_escape_string") - self.Link("_noescape_{n}") // _noescape_{n}: - if copy { - self.Emit("BTQ" , jit.Imm(_F_copy_string), _ARG_fv) - self.Sjmp("JNC", "_unquote_once_write_{n}") - self.Byte(0x4c, 0x8d, 0x0d) // LEAQ (PC), R9 - self.Sref("_unquote_once_write_{n}", 4) - self.Sjmp("JMP", "_copy_string") - } - self.Link("_unquote_once_write_{n}") - self.Emit("MOVQ" , _SI, n) // MOVQ SI, ${n} - if stack { - self.Emit("MOVQ", _DI, p) - } else { - self.WriteRecNotAX(10, _DI, p, false, false) - } -} - -func (self *_Assembler) unquote_twice(p obj.Addr, n obj.Addr, stack bool) { - self.Emit("CMPQ" , _VAR_st_Ep, jit.Imm(-1)) // CMPQ st.Ep, $-1 - self.Sjmp("JE" , _LB_eof_error) // JE _eof_error - self.Emit("CMPB" , jit.Sib(_IP, _IC, 1, -3), jit.Imm('\\')) // CMPB -3(IP)(IC), $'\\' - self.Sjmp("JNE" , _LB_char_m3_error) // JNE _char_m3_error - self.Emit("CMPB" , jit.Sib(_IP, _IC, 1, -2), jit.Imm('"')) // CMPB -2(IP)(IC), $'"' - self.Sjmp("JNE" , _LB_char_m2_error) // JNE _char_m2_error - self.slice_from(_VAR_st_Iv, -3) // SLICE st.Iv, $-3 - self.Emit("MOVQ" , _SI, _AX) // MOVQ SI, AX - self.Emit("ADDQ" , _VAR_st_Iv, _AX) // ADDQ st.Iv, AX - self.Emit("CMPQ" , _VAR_st_Ep, _AX) // CMPQ st.Ep, AX - self.Sjmp("JE" , "_noescape_{n}") // JE _noescape_{n} - self.Byte(0x4c, 0x8d, 0x0d) // LEAQ (PC), R9 - self.Sref("_unquote_twice_write_{n}", 4) - self.Sjmp("JMP" , "_escape_string_twice") - self.Link("_noescape_{n}") // _noescape_{n}: - self.Emit("BTQ" , jit.Imm(_F_copy_string), _ARG_fv) - self.Sjmp("JNC", "_unquote_twice_write_{n}") - self.Byte(0x4c, 0x8d, 0x0d) // LEAQ (PC), R9 - self.Sref("_unquote_twice_write_{n}", 4) - self.Sjmp("JMP", "_copy_string") - self.Link("_unquote_twice_write_{n}") - self.Emit("MOVQ" , _SI, n) // MOVQ SI, ${n} - if stack { - self.Emit("MOVQ", _DI, p) - } else { - self.WriteRecNotAX(12, _DI, p, false, false) - } -} - -/** Memory Clearing Routines **/ - -var ( - _F_memclrHasPointers = jit.Func(memclrHasPointers) - _F_memclrNoHeapPointers = jit.Func(memclrNoHeapPointers) -) - -func (self *_Assembler) mem_clear_fn(ptrfree bool) { - if !ptrfree { - self.call_go(_F_memclrHasPointers) - } else { - self.call_go(_F_memclrNoHeapPointers) - } -} - -func (self *_Assembler) mem_clear_rem(size int64, ptrfree bool) { - self.Emit("MOVQ", jit.Imm(size), _CX) // MOVQ ${size}, CX - self.Emit("MOVQ", jit.Ptr(_ST, 0), _AX) // MOVQ (ST), AX - self.Emit("MOVQ", jit.Sib(_ST, _AX, 1, 0), _AX) // MOVQ (ST)(AX), AX - self.Emit("SUBQ", _VP, _AX) // SUBQ VP, AX - self.Emit("ADDQ", _AX, _CX) // ADDQ AX, CX - self.Emit("MOVQ", _VP, jit.Ptr(_SP, 0)) // MOVQ VP, (SP) - self.Emit("MOVQ", _CX, jit.Ptr(_SP, 8)) // MOVQ CX, 8(SP) - self.mem_clear_fn(ptrfree) // CALL_GO memclr{Has,NoHeap}Pointers -} - -/** Map Assigning Routines **/ - -var ( - _F_mapassign = jit.Func(mapassign) - _F_mapassign_fast32 = jit.Func(mapassign_fast32) - _F_mapassign_faststr = jit.Func(mapassign_faststr) - _F_mapassign_fast64ptr = jit.Func(mapassign_fast64ptr) -) - -var ( - _F_decodeJsonUnmarshaler obj.Addr - _F_decodeTextUnmarshaler obj.Addr -) - -func init() { - _F_decodeJsonUnmarshaler = jit.Func(decodeJsonUnmarshaler) - _F_decodeTextUnmarshaler = jit.Func(decodeTextUnmarshaler) -} - -func (self *_Assembler) mapaccess_ptr(t reflect.Type) { - if rt.MapType(rt.UnpackType(t)).IndirectElem() { - self.vfollow(t.Elem()) - } -} - -func (self *_Assembler) mapassign_std(t reflect.Type, v obj.Addr) { - self.Emit("LEAQ", v, _AX) // LEAQ ${v}, AX - self.mapassign_call(t, _F_mapassign) // MAPASSIGN ${t}, mapassign -} - -func (self *_Assembler) mapassign_str_fast(t reflect.Type, p obj.Addr, n obj.Addr) { - self.Emit("MOVQ", jit.Type(t), _AX) // MOVQ ${t}, AX - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 0)) // MOVQ AX, (SP) - self.Emit("MOVQ", _VP, jit.Ptr(_SP, 8)) // MOVQ VP, 8(SP) - self.Emit("MOVQ", p, jit.Ptr(_SP, 16)) // MOVQ ${p}, 16(SP) - self.Emit("MOVQ", n, jit.Ptr(_SP, 24)) // MOVQ ${n}, 24(SP) - self.call_go(_F_mapassign_faststr) // CALL_GO ${fn} - self.Emit("MOVQ", jit.Ptr(_SP, 32), _VP) // MOVQ 32(SP), VP - self.mapaccess_ptr(t) -} - -func (self *_Assembler) mapassign_call(t reflect.Type, fn obj.Addr) { - self.Emit("MOVQ", jit.Type(t), _SI) // MOVQ ${t}, SI - self.Emit("MOVQ", _SI, jit.Ptr(_SP, 0)) // MOVQ SI, (SP) - self.Emit("MOVQ", _VP, jit.Ptr(_SP, 8)) // MOVQ VP, 8(SP) - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 16)) // MOVQ AX, 16(SP) - self.call_go(fn) // CALL_GO ${fn} - self.Emit("MOVQ", jit.Ptr(_SP, 24), _VP) // MOVQ 24(SP), VP -} - -func (self *_Assembler) mapassign_fastx(t reflect.Type, fn obj.Addr) { - self.mapassign_call(t, fn) - self.mapaccess_ptr(t) -} - -func (self *_Assembler) mapassign_utext(t reflect.Type, addressable bool) { - pv := false - vk := t.Key() - tk := t.Key() - - /* deref pointer if needed */ - if vk.Kind() == reflect.Ptr { - pv = true - vk = vk.Elem() - } - - /* addressable value with pointer receiver */ - if addressable { - pv = false - tk = reflect.PtrTo(tk) - } - - /* allocate the key, and call the unmarshaler */ - self.valloc(vk, _DI) // VALLOC ${vk}, DI - // must spill vk pointer since next call_go may invoke GC - self.Emit("MOVQ" , _DI, _VAR_vk) - self.Emit("MOVQ" , jit.Type(tk), _AX) // MOVQ ${tk}, AX - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 0)) // MOVQ AX, (SP) - self.Emit("MOVQ" , _DI, jit.Ptr(_SP, 8)) // MOVQ DI, 8(SP) - self.Emit("MOVOU", _VAR_sv, _X0) // MOVOU sv, X0 - self.Emit("MOVOU", _X0, jit.Ptr(_SP, 16)) // MOVOU X0, 16(SP) - self.call_go(_F_decodeTextUnmarshaler) // CALL_GO decodeTextUnmarshaler - self.Emit("MOVQ" , jit.Ptr(_SP, 32), _ET) // MOVQ 32(SP), ET - self.Emit("MOVQ" , jit.Ptr(_SP, 40), _EP) // MOVQ 40(SP), EP - self.Emit("TESTQ", _ET, _ET) // TESTQ ET, ET - self.Sjmp("JNZ" , _LB_error) // JNZ _error - self.Emit("MOVQ" , _VAR_vk, _AX) - - /* select the correct assignment function */ - if !pv { - self.mapassign_call(t, _F_mapassign) - } else { - self.mapassign_fastx(t, _F_mapassign_fast64ptr) - } -} - -/** External Unmarshaler Routines **/ - -var ( - _F_skip_one = jit.Imm(int64(native.S_skip_one)) - _F_skip_number = jit.Imm(int64(native.S_skip_number)) -) - -func (self *_Assembler) unmarshal_json(t reflect.Type, deref bool) { - self.call_sf(_F_skip_one) // CALL_SF skip_one - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JS" , _LB_parsing_error_v) // JS _parse_error_v - self.slice_from_r(_AX, 0) // SLICE_R AX, $0 - self.Emit("MOVQ" , _DI, _VAR_sv_p) // MOVQ DI, sv.p - self.Emit("MOVQ" , _SI, _VAR_sv_n) // MOVQ SI, sv.n - self.unmarshal_func(t, _F_decodeJsonUnmarshaler, deref) // UNMARSHAL json, ${t}, ${deref} -} - -func (self *_Assembler) unmarshal_text(t reflect.Type, deref bool) { - self.parse_string() // PARSE STRING - self.unquote_once(_VAR_sv_p, _VAR_sv_n, true, true) // UNQUOTE once, sv.p, sv.n - self.unmarshal_func(t, _F_decodeTextUnmarshaler, deref) // UNMARSHAL text, ${t}, ${deref} -} - -func (self *_Assembler) unmarshal_func(t reflect.Type, fn obj.Addr, deref bool) { - pt := t - vk := t.Kind() - - /* allocate the field if needed */ - if deref && vk == reflect.Ptr { - self.Emit("MOVQ" , _VP, _AX) // MOVQ VP, AX - self.Emit("MOVQ" , jit.Ptr(_AX, 0), _AX) // MOVQ (AX), AX - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JNZ" , "_deref_{n}") // JNZ _deref_{n} - self.valloc(t.Elem(), _AX) // VALLOC ${t.Elem()}, AX - self.WritePtrAX(3, jit.Ptr(_VP, 0), false) // MOVQ AX, (VP) - self.Link("_deref_{n}") // _deref_{n}: - } - - /* set value type */ - self.Emit("MOVQ", jit.Type(pt), _CX) // MOVQ ${pt}, CX - self.Emit("MOVQ", _CX, jit.Ptr(_SP, 0)) // MOVQ CX, (SP) - - /* set value pointer */ - if deref && vk == reflect.Ptr { - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 8)) // MOVQ AX, 8(SP) - } else { - self.Emit("MOVQ", _VP, jit.Ptr(_SP, 8)) // MOVQ VP, 8(SP) - } - - /* set the source string and call the unmarshaler */ - self.Emit("MOVOU", _VAR_sv, _X0) // MOVOU sv, X0 - self.Emit("MOVOU", _X0, jit.Ptr(_SP, 16)) // MOVOU X0, 16(SP) - self.call_go(fn) // CALL_GO ${fn} - self.Emit("MOVQ" , jit.Ptr(_SP, 32), _ET) // MOVQ 32(SP), ET - self.Emit("MOVQ" , jit.Ptr(_SP, 40), _EP) // MOVQ 40(SP), EP - self.Emit("TESTQ", _ET, _ET) // TESTQ ET, ET - self.Sjmp("JNZ" , _LB_error) // JNZ _error -} - -/** Dynamic Decoding Routine **/ - -var ( - _F_decodeTypedPointer obj.Addr -) - -func init() { - _F_decodeTypedPointer = jit.Func(decodeTypedPointer) -} - -func (self *_Assembler) decode_dynamic(vt obj.Addr, vp obj.Addr) { - self.Emit("MOVQ" , _ARG_fv, _CX) // MOVQ fv, CX - self.Emit("MOVOU", _ARG_sp, _X0) // MOVOU sp, X0 - self.Emit("MOVOU", _X0, jit.Ptr(_SP, 0)) // MOVOU X0, (SP) - self.Emit("MOVQ" , _IC, jit.Ptr(_SP, 16)) // MOVQ IC, 16(SP) - self.Emit("MOVQ" , vt, jit.Ptr(_SP, 24)) // MOVQ ${vt}, 24(SP) - self.Emit("MOVQ" , vp, jit.Ptr(_SP, 32)) // MOVQ ${vp}, 32(SP) - self.Emit("MOVQ" , _ST, jit.Ptr(_SP, 40)) // MOVQ ST, 40(SP) - self.Emit("MOVQ" , _CX, jit.Ptr(_SP, 48)) // MOVQ CX, 48(SP) - self.call_go(_F_decodeTypedPointer) // CALL_GO decodeTypedPointer - self.Emit("MOVQ" , jit.Ptr(_SP, 64), _ET) // MOVQ 64(SP), ET - self.Emit("MOVQ" , jit.Ptr(_SP, 72), _EP) // MOVQ 72(SP), EP - self.Emit("MOVQ" , jit.Ptr(_SP, 56), _IC) // MOVQ 56(SP), IC - self.Emit("TESTQ", _ET, _ET) // TESTQ ET, ET - self.Sjmp("JE", "_decode_dynamic_end_{n}") // JE, _decode_dynamic_end_{n} - self.Emit("MOVQ", _I_json_MismatchTypeError, _AX) // MOVQ _I_json_MismatchTypeError, AX - self.Emit("CMPQ", _ET, _AX) // CMPQ ET, AX - self.Sjmp("JNE" , _LB_error) // JNE LB_error - self.Emit("MOVQ", _EP, _VAR_ic) // MOVQ EP, VAR_ic - self.Emit("MOVQ", _ET, _VAR_et) // MOVQ ET, VAR_et - self.Link("_decode_dynamic_end_{n}") - -} - -/** OpCode Assembler Functions **/ - -var ( - _F_memequal = jit.Func(memequal) - _F_memmove = jit.Func(memmove) - _F_growslice = jit.Func(rt.GrowSlice) - _F_makeslice = jit.Func(makeslice) - _F_makemap_small = jit.Func(makemap_small) - _F_mapassign_fast64 = jit.Func(mapassign_fast64) -) - -var ( - _F_lspace = jit.Imm(int64(native.S_lspace)) - _F_strhash = jit.Imm(int64(caching.S_strhash)) -) - -var ( - _F_b64decode = jit.Imm(int64(_subr__b64decode)) - _F_decodeValue = jit.Imm(int64(_subr_decode_value)) -) - -var ( - _F_skip_array = jit.Imm(int64(native.S_skip_array)) - _F_skip_object = jit.Imm(int64(native.S_skip_object)) -) - -var ( - _F_FieldMap_GetCaseInsensitive obj.Addr - _Empty_Slice = make([]byte, 0) - _Zero_Base = int64(uintptr(((*rt.GoSlice)(unsafe.Pointer(&_Empty_Slice))).Ptr)) -) - -const ( - _MODE_AVX2 = 1 << 2 -) - -const ( - _Fe_ID = int64(unsafe.Offsetof(caching.FieldEntry{}.ID)) - _Fe_Name = int64(unsafe.Offsetof(caching.FieldEntry{}.Name)) - _Fe_Hash = int64(unsafe.Offsetof(caching.FieldEntry{}.Hash)) -) - -const ( - _Vk_Ptr = int64(reflect.Ptr) - _Gt_KindFlags = int64(unsafe.Offsetof(rt.GoType{}.KindFlags)) -) - -func init() { - _F_FieldMap_GetCaseInsensitive = jit.Func((*caching.FieldMap).GetCaseInsensitive) -} - -func (self *_Assembler) _asm_OP_any(_ *_Instr) { - self.Emit("MOVQ" , jit.Ptr(_VP, 8), _CX) // MOVQ 8(VP), CX - self.Emit("TESTQ" , _CX, _CX) // TESTQ CX, CX - self.Sjmp("JZ" , "_decode_{n}") // JZ _decode_{n} - self.Emit("CMPQ" , _CX, _VP) // CMPQ CX, VP - self.Sjmp("JE" , "_decode_{n}") // JE _decode_{n} - self.Emit("MOVQ" , jit.Ptr(_VP, 0), _AX) // MOVQ (VP), AX - self.Emit("MOVBLZX", jit.Ptr(_AX, _Gt_KindFlags), _DX) // MOVBLZX _Gt_KindFlags(AX), DX - self.Emit("ANDL" , jit.Imm(rt.F_kind_mask), _DX) // ANDL ${F_kind_mask}, DX - self.Emit("CMPL" , _DX, jit.Imm(_Vk_Ptr)) // CMPL DX, ${reflect.Ptr} - self.Sjmp("JNE" , "_decode_{n}") // JNE _decode_{n} - self.Emit("LEAQ" , jit.Ptr(_VP, 8), _DI) // LEAQ 8(VP), DI - self.decode_dynamic(_AX, _DI) // DECODE AX, DI - self.Sjmp("JMP" , "_decode_end_{n}") // JMP _decode_end_{n} - self.Link("_decode_{n}") // _decode_{n}: - self.Emit("MOVQ" , _ARG_fv, _DF) // MOVQ fv, DF - self.Emit("MOVQ" , _ST, jit.Ptr(_SP, 0)) // MOVQ _ST, (SP) - self.call(_F_decodeValue) // CALL decodeValue - self.Emit("TESTQ" , _EP, _EP) // TESTQ EP, EP - self.Sjmp("JNZ" , _LB_parsing_error) // JNZ _parsing_error - self.Link("_decode_end_{n}") // _decode_end_{n}: -} - -func (self *_Assembler) _asm_OP_dyn(p *_Instr) { - self.Emit("MOVQ" , jit.Type(p.vt()), _ET) // MOVQ ${p.vt()}, ET - self.Emit("CMPQ" , jit.Ptr(_VP, 8), jit.Imm(0)) // CMPQ 8(VP), $0 - self.Sjmp("JE" , _LB_type_error) // JE _type_error - self.Emit("MOVQ" , jit.Ptr(_VP, 0), _AX) // MOVQ (VP), AX - self.Emit("MOVQ" , jit.Ptr(_AX, 8), _AX) // MOVQ 8(AX), AX - self.Emit("MOVBLZX", jit.Ptr(_AX, _Gt_KindFlags), _DX) // MOVBLZX _Gt_KindFlags(AX), DX - self.Emit("ANDL" , jit.Imm(rt.F_kind_mask), _DX) // ANDL ${F_kind_mask}, DX - self.Emit("CMPL" , _DX, jit.Imm(_Vk_Ptr)) // CMPL DX, ${reflect.Ptr} - self.Sjmp("JNE" , _LB_type_error) // JNE _type_error - self.Emit("LEAQ" , jit.Ptr(_VP, 8), _DI) // LEAQ 8(VP), DI - self.decode_dynamic(_AX, _DI) // DECODE AX, DI - self.Link("_decode_end_{n}") // _decode_end_{n}: -} - -func (self *_Assembler) _asm_OP_str(_ *_Instr) { - self.parse_string() // PARSE STRING - self.unquote_once(jit.Ptr(_VP, 0), jit.Ptr(_VP, 8), false, true) // UNQUOTE once, (VP), 8(VP) -} - -func (self *_Assembler) _asm_OP_bin(_ *_Instr) { - self.parse_string() // PARSE STRING - self.slice_from(_VAR_st_Iv, -1) // SLICE st.Iv, $-1 - self.Emit("MOVQ" , _DI, jit.Ptr(_VP, 0)) // MOVQ DI, (VP) - self.Emit("MOVQ" , _SI, jit.Ptr(_VP, 8)) // MOVQ SI, 8(VP) - self.Emit("SHRQ" , jit.Imm(2), _SI) // SHRQ $2, SI - self.Emit("LEAQ" , jit.Sib(_SI, _SI, 2, 0), _SI) // LEAQ (SI)(SI*2), SI - self.Emit("MOVQ" , _SI, jit.Ptr(_VP, 16)) // MOVQ SI, 16(VP) - self.malloc(_SI, _SI) // MALLOC SI, SI - - // TODO: due to base64x's bug, only use AVX mode now - self.Emit("MOVL", jit.Imm(_MODE_JSON), _CX) // MOVL $_MODE_JSON, CX - - /* call the decoder */ - self.Emit("XORL" , _DX, _DX) // XORL DX, DX - self.Emit("MOVQ" , _VP, _DI) // MOVQ VP, DI - - self.Emit("MOVQ" , jit.Ptr(_VP, 0), _R9) // MOVQ SI, （VP) - self.WriteRecNotAX(4, _SI, jit.Ptr(_VP, 0), true, false) // XCHGQ SI, (VP) - self.Emit("MOVQ" , _R9, _SI) - - self.Emit("XCHGQ", _DX, jit.Ptr(_VP, 8)) // XCHGQ DX, 8(VP) - self.call(_F_b64decode) // CALL b64decode - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JS" , _LB_base64_error) // JS _base64_error - self.Emit("MOVQ" , _AX, jit.Ptr(_VP, 8)) // MOVQ AX, 8(VP) -} - -func (self *_Assembler) _asm_OP_bool(_ *_Instr) { - self.Emit("LEAQ", jit.Ptr(_IC, 4), _AX) // LEAQ 4(IC), AX - self.Emit("CMPQ", _AX, _IL) // CMPQ AX, IL - self.Sjmp("JA" , _LB_eof_error) // JA _eof_error - self.Emit("CMPB", jit.Sib(_IP, _IC, 1, 0), jit.Imm('f')) // CMPB (IP)(IC), $'f' - self.Sjmp("JE" , "_false_{n}") // JE _false_{n} - self.Emit("MOVL", jit.Imm(_IM_true), _CX) // MOVL $"true", CX - self.Emit("CMPL", _CX, jit.Sib(_IP, _IC, 1, 0)) // CMPL CX, (IP)(IC) - self.Sjmp("JE" , "_bool_true_{n}") - - // try to skip the value - self.Emit("MOVQ", _IC, _VAR_ic) - self.Emit("MOVQ", _T_bool, _ET) - self.Emit("MOVQ", _ET, _VAR_et) - self.Byte(0x4c, 0x8d, 0x0d) // LEAQ (PC), R9 - self.Sref("_end_{n}", 4) - self.Emit("MOVQ", _R9, _VAR_pc) - self.Sjmp("JMP" , _LB_skip_one) - - self.Link("_bool_true_{n}") - self.Emit("MOVQ", _AX, _IC) // MOVQ AX, IC - self.Emit("MOVB", jit.Imm(1), jit.Ptr(_VP, 0)) // MOVB $1, (VP) - self.Sjmp("JMP" , "_end_{n}") // JMP _end_{n} - self.Link("_false_{n}") // _false_{n}: - self.Emit("ADDQ", jit.Imm(1), _AX) // ADDQ $1, AX - self.Emit("ADDQ", jit.Imm(1), _IC) // ADDQ $1, IC - self.Emit("CMPQ", _AX, _IL) // CMPQ AX, IL - self.Sjmp("JA" , _LB_eof_error) // JA _eof_error - self.Emit("MOVL", jit.Imm(_IM_alse), _CX) // MOVL $"alse", CX - self.Emit("CMPL", _CX, jit.Sib(_IP, _IC, 1, 0)) // CMPL CX, (IP)(IC) - self.Sjmp("JNE" , _LB_im_error) // JNE _im_error - self.Emit("MOVQ", _AX, _IC) // MOVQ AX, IC - self.Emit("XORL", _AX, _AX) // XORL AX, AX - self.Emit("MOVB", _AX, jit.Ptr(_VP, 0)) // MOVB AX, (VP) - self.Link("_end_{n}") // _end_{n}: -} - -func (self *_Assembler) _asm_OP_num(_ *_Instr) { - self.Emit("MOVQ", jit.Imm(0), _VAR_fl) - self.Emit("CMPB", jit.Sib(_IP, _IC, 1, 0), jit.Imm('"')) - self.Emit("MOVQ", _IC, _BP) - self.Sjmp("JNE", "_skip_number_{n}") - self.Emit("MOVQ", jit.Imm(1), _VAR_fl) - self.Emit("ADDQ", jit.Imm(1), _IC) - self.Link("_skip_number_{n}") - - /* call skip_number */ - self.call_sf(_F_skip_number) // CALL_SF skip_one - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JNS" , "_num_next_{n}") - - /* call skip one */ - self.Emit("MOVQ", _BP, _VAR_ic) - self.Emit("MOVQ", _T_number, _ET) - self.Emit("MOVQ", _ET, _VAR_et) - self.Byte(0x4c, 0x8d, 0x0d) - self.Sref("_num_end_{n}", 4) - self.Emit("MOVQ", _R9, _VAR_pc) - self.Sjmp("JMP" , _LB_skip_one) - - /* assgin string */ - self.Link("_num_next_{n}") - self.slice_from_r(_AX, 0) - self.Emit("BTQ", jit.Imm(_F_copy_string), _ARG_fv) - self.Sjmp("JNC", "_num_write_{n}") - self.Byte(0x4c, 0x8d, 0x0d) // LEAQ (PC), R9 - self.Sref("_num_write_{n}", 4) - self.Sjmp("JMP", "_copy_string") - self.Link("_num_write_{n}") - self.Emit("MOVQ", _SI, jit.Ptr(_VP, 8)) // MOVQ SI, 8(VP) - self.WriteRecNotAX(13, _DI, jit.Ptr(_VP, 0), false, false) - - /* check if quoted */ - self.Emit("CMPQ", _VAR_fl, jit.Imm(1)) - self.Sjmp("JNE", "_num_end_{n}") - self.Emit("CMPB", jit.Sib(_IP, _IC, 1, 0), jit.Imm('"')) - self.Sjmp("JNE", _LB_char_0_error) - self.Emit("ADDQ", jit.Imm(1), _IC) - self.Link("_num_end_{n}") -} - -func (self *_Assembler) _asm_OP_i8(ins *_Instr) { - var pin = "_i8_end_{n}" - self.parse_signed(int8Type, pin, -1) // PARSE int8 - self.range_signed(_I_int8, _T_int8, math.MinInt8, math.MaxInt8) // RANGE int8 - self.Emit("MOVB", _AX, jit.Ptr(_VP, 0)) // MOVB AX, (VP) - self.Link(pin) -} - -func (self *_Assembler) _asm_OP_i16(ins *_Instr) { - var pin = "_i16_end_{n}" - self.parse_signed(int16Type, pin, -1) // PARSE int16 - self.range_signed(_I_int16, _T_int16, math.MinInt16, math.MaxInt16) // RANGE int16 - self.Emit("MOVW", _AX, jit.Ptr(_VP, 0)) // MOVW AX, (VP) - self.Link(pin) -} - -func (self *_Assembler) _asm_OP_i32(ins *_Instr) { - var pin = "_i32_end_{n}" - self.parse_signed(int32Type, pin, -1) // PARSE int32 - self.range_signed(_I_int32, _T_int32, math.MinInt32, math.MaxInt32) // RANGE int32 - self.Emit("MOVL", _AX, jit.Ptr(_VP, 0)) // MOVL AX, (VP) - self.Link(pin) -} - -func (self *_Assembler) _asm_OP_i64(ins *_Instr) { - var pin = "_i64_end_{n}" - self.parse_signed(int64Type, pin, -1) // PARSE int64 - self.Emit("MOVQ", _VAR_st_Iv, _AX) // MOVQ st.Iv, AX - self.Emit("MOVQ", _AX, jit.Ptr(_VP, 0)) // MOVQ AX, (VP) - self.Link(pin) -} - -func (self *_Assembler) _asm_OP_u8(ins *_Instr) { - var pin = "_u8_end_{n}" - self.parse_unsigned(uint8Type, pin, -1) // PARSE uint8 - self.range_unsigned(_I_uint8, _T_uint8, math.MaxUint8) // RANGE uint8 - self.Emit("MOVB", _AX, jit.Ptr(_VP, 0)) // MOVB AX, (VP) - self.Link(pin) -} - -func (self *_Assembler) _asm_OP_u16(ins *_Instr) { - var pin = "_u16_end_{n}" - self.parse_unsigned(uint16Type, pin, -1) // PARSE uint16 - self.range_unsigned(_I_uint16, _T_uint16, math.MaxUint16) // RANGE uint16 - self.Emit("MOVW", _AX, jit.Ptr(_VP, 0)) // MOVW AX, (VP) - self.Link(pin) -} - -func (self *_Assembler) _asm_OP_u32(ins *_Instr) { - var pin = "_u32_end_{n}" - self.parse_unsigned(uint32Type, pin, -1) // PARSE uint32 - self.range_unsigned(_I_uint32, _T_uint32, math.MaxUint32) // RANGE uint32 - self.Emit("MOVL", _AX, jit.Ptr(_VP, 0)) // MOVL AX, (VP) - self.Link(pin) -} - -func (self *_Assembler) _asm_OP_u64(ins *_Instr) { - var pin = "_u64_end_{n}" - self.parse_unsigned(uint64Type, pin, -1) // PARSE uint64 - self.Emit("MOVQ", _VAR_st_Iv, _AX) // MOVQ st.Iv, AX - self.Emit("MOVQ", _AX, jit.Ptr(_VP, 0)) // MOVQ AX, (VP) - self.Link(pin) -} - -func (self *_Assembler) _asm_OP_f32(ins *_Instr) { - var pin = "_f32_end_{n}" - self.parse_number(float32Type, pin, -1) // PARSE NUMBER - self.range_single() // RANGE float32 - self.Emit("MOVSS", _X0, jit.Ptr(_VP, 0)) // MOVSS X0, (VP) - self.Link(pin) -} - -func (self *_Assembler) _asm_OP_f64(ins *_Instr) { - var pin = "_f64_end_{n}" - self.parse_number(float64Type, pin, -1) // PARSE NUMBER - self.Emit("MOVSD", _VAR_st_Dv, _X0) // MOVSD st.Dv, X0 - self.Emit("MOVSD", _X0, jit.Ptr(_VP, 0)) // MOVSD X0, (VP) - self.Link(pin) -} - -func (self *_Assembler) _asm_OP_unquote(ins *_Instr) { - self.check_eof(2) - self.Emit("CMPB", jit.Sib(_IP, _IC, 1, 0), jit.Imm('\\')) // CMPB (IP)(IC), $'\\' - self.Sjmp("JNE" , _LB_char_0_error) // JNE _char_0_error - self.Emit("CMPB", jit.Sib(_IP, _IC, 1, 1), jit.Imm('"')) // CMPB 1(IP)(IC), $'"' - self.Sjmp("JNE" , _LB_char_1_error) // JNE _char_1_error - self.Emit("ADDQ", jit.Imm(2), _IC) // ADDQ $2, IC - self.parse_string() // PARSE STRING - self.unquote_twice(jit.Ptr(_VP, 0), jit.Ptr(_VP, 8), false) // UNQUOTE twice, (VP), 8(VP) -} - -func (self *_Assembler) _asm_OP_nil_1(_ *_Instr) { - self.Emit("XORL", _AX, _AX) // XORL AX, AX - self.Emit("MOVQ", _AX, jit.Ptr(_VP, 0)) // MOVQ AX, (VP) -} - -func (self *_Assembler) _asm_OP_nil_2(_ *_Instr) { - self.Emit("PXOR" , _X0, _X0) // PXOR X0, X0 - self.Emit("MOVOU", _X0, jit.Ptr(_VP, 0)) // MOVOU X0, (VP) -} - -func (self *_Assembler) _asm_OP_nil_3(_ *_Instr) { - self.Emit("XORL" , _AX, _AX) // XORL AX, AX - self.Emit("PXOR" , _X0, _X0) // PXOR X0, X0 - self.Emit("MOVOU", _X0, jit.Ptr(_VP, 0)) // MOVOU X0, (VP) - self.Emit("MOVQ" , _AX, jit.Ptr(_VP, 16)) // MOVOU X0, 16(VP) -} - -func (self *_Assembler) _asm_OP_deref(p *_Instr) { - self.vfollow(p.vt()) -} - -func (self *_Assembler) _asm_OP_index(p *_Instr) { - self.Emit("MOVQ", jit.Imm(p.i64()), _AX) // MOVQ ${p.vi()}, AX - self.Emit("ADDQ", _AX, _VP) // ADDQ _AX, _VP -} - -func (self *_Assembler) _asm_OP_is_null(p *_Instr) { - self.Emit("LEAQ" , jit.Ptr(_IC, 4), _AX) // LEAQ 4(IC), AX - self.Emit("CMPQ" , _AX, _IL) // CMPQ AX, IL - self.Sjmp("JA" , "_not_null_{n}") // JA _not_null_{n} - self.Emit("CMPL" , jit.Sib(_IP, _IC, 1, 0), jit.Imm(_IM_null)) // CMPL (IP)(IC), $"null" - self.Emit("CMOVQEQ", _AX, _IC) // CMOVQEQ AX, IC - self.Xjmp("JE" , p.vi()) // JE {p.vi()} - self.Link("_not_null_{n}") // _not_null_{n}: -} - -func (self *_Assembler) _asm_OP_is_null_quote(p *_Instr) { - self.Emit("LEAQ" , jit.Ptr(_IC, 5), _AX) // LEAQ 4(IC), AX - self.Emit("CMPQ" , _AX, _IL) // CMPQ AX, IL - self.Sjmp("JA" , "_not_null_quote_{n}") // JA _not_null_quote_{n} - self.Emit("CMPL" , jit.Sib(_IP, _IC, 1, 0), jit.Imm(_IM_null)) // CMPL (IP)(IC), $"null" - self.Sjmp("JNE" , "_not_null_quote_{n}") // JNE _not_null_quote_{n} - self.Emit("CMPB" , jit.Sib(_IP, _IC, 1, 4), jit.Imm('"')) // CMPB 4(IP)(IC), $'"' - self.Emit("CMOVQEQ", _AX, _IC) // CMOVQEQ AX, IC - self.Xjmp("JE" , p.vi()) // JE {p.vi()} - self.Link("_not_null_quote_{n}") // _not_null_quote_{n}: -} - -func (self *_Assembler) _asm_OP_map_init(_ *_Instr) { - self.Emit("MOVQ" , jit.Ptr(_VP, 0), _AX) // MOVQ (VP), AX - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JNZ" , "_end_{n}") // JNZ _end_{n} - self.call_go(_F_makemap_small) // CALL_GO makemap_small - self.Emit("MOVQ" , jit.Ptr(_SP, 0), _AX) // MOVQ (SP), AX - self.WritePtrAX(6, jit.Ptr(_VP, 0), false) // MOVQ AX, (VP) - self.Link("_end_{n}") // _end_{n}: - self.Emit("MOVQ" , _AX, _VP) // MOVQ AX, VP -} - -func (self *_Assembler) _asm_OP_map_key_i8(p *_Instr) { - self.parse_signed(int8Type, "", p.vi()) // PARSE int8 - self.range_signed(_I_int8, _T_int8, math.MinInt8, math.MaxInt8) // RANGE int8 - self.match_char('"') - self.mapassign_std(p.vt(), _VAR_st_Iv) // MAPASSIGN int8, mapassign, st.Iv -} - -func (self *_Assembler) _asm_OP_map_key_i16(p *_Instr) { - self.parse_signed(int16Type, "", p.vi()) // PARSE int16 - self.range_signed(_I_int16, _T_int16, math.MinInt16, math.MaxInt16) // RANGE int16 - self.match_char('"') - self.mapassign_std(p.vt(), _VAR_st_Iv) // MAPASSIGN int16, mapassign, st.Iv -} - -func (self *_Assembler) _asm_OP_map_key_i32(p *_Instr) { - self.parse_signed(int32Type, "", p.vi()) // PARSE int32 - self.range_signed(_I_int32, _T_int32, math.MinInt32, math.MaxInt32) // RANGE int32 - self.match_char('"') - if vt := p.vt(); !mapfast(vt) { - self.mapassign_std(vt, _VAR_st_Iv) // MAPASSIGN int32, mapassign, st.Iv - } else { - self.mapassign_fastx(vt, _F_mapassign_fast32) // MAPASSIGN int32, mapassign_fast32 - } -} - -func (self *_Assembler) _asm_OP_map_key_i64(p *_Instr) { - self.parse_signed(int64Type, "", p.vi()) // PARSE int64 - self.match_char('"') - if vt := p.vt(); !mapfast(vt) { - self.mapassign_std(vt, _VAR_st_Iv) // MAPASSIGN int64, mapassign, st.Iv - } else { - self.Emit("MOVQ", _VAR_st_Iv, _AX) // MOVQ st.Iv, AX - self.mapassign_fastx(vt, _F_mapassign_fast64) // MAPASSIGN int64, mapassign_fast64 - } -} - -func (self *_Assembler) _asm_OP_map_key_u8(p *_Instr) { - self.parse_unsigned(uint8Type, "", p.vi()) // PARSE uint8 - self.range_unsigned(_I_uint8, _T_uint8, math.MaxUint8) // RANGE uint8 - self.match_char('"') - self.mapassign_std(p.vt(), _VAR_st_Iv) // MAPASSIGN uint8, vt.Iv -} - -func (self *_Assembler) _asm_OP_map_key_u16(p *_Instr) { - self.parse_unsigned(uint16Type, "", p.vi()) // PARSE uint16 - self.range_unsigned(_I_uint16, _T_uint16, math.MaxUint16) // RANGE uint16 - self.match_char('"') - self.mapassign_std(p.vt(), _VAR_st_Iv) // MAPASSIGN uint16, vt.Iv -} - -func (self *_Assembler) _asm_OP_map_key_u32(p *_Instr) { - self.parse_unsigned(uint32Type, "", p.vi()) // PARSE uint32 - self.range_unsigned(_I_uint32, _T_uint32, math.MaxUint32) // RANGE uint32 - self.match_char('"') - if vt := p.vt(); !mapfast(vt) { - self.mapassign_std(vt, _VAR_st_Iv) // MAPASSIGN uint32, vt.Iv - } else { - self.mapassign_fastx(vt, _F_mapassign_fast32) // MAPASSIGN uint32, mapassign_fast32 - } -} - -func (self *_Assembler) _asm_OP_map_key_u64(p *_Instr) { - self.parse_unsigned(uint64Type, "", p.vi()) // PARSE uint64 - self.match_char('"') - if vt := p.vt(); !mapfast(vt) { - self.mapassign_std(vt, _VAR_st_Iv) // MAPASSIGN uint64, vt.Iv - } else { - self.Emit("MOVQ", _VAR_st_Iv, _AX) // MOVQ st.Iv, AX - self.mapassign_fastx(vt, _F_mapassign_fast64) // MAPASSIGN uint64, mapassign_fast64 - } -} - -func (self *_Assembler) _asm_OP_map_key_f32(p *_Instr) { - self.parse_number(float32Type, "", p.vi()) // PARSE NUMBER - self.range_single() // RANGE float32 - self.Emit("MOVSS", _X0, _VAR_st_Dv) // MOVSS X0, st.Dv - self.match_char('"') - self.mapassign_std(p.vt(), _VAR_st_Dv) // MAPASSIGN ${p.vt()}, mapassign, st.Dv -} - -func (self *_Assembler) _asm_OP_map_key_f64(p *_Instr) { - self.parse_number(float64Type, "", p.vi()) // PARSE NUMBER - self.match_char('"') - self.mapassign_std(p.vt(), _VAR_st_Dv) // MAPASSIGN ${p.vt()}, mapassign, st.Dv -} - -func (self *_Assembler) _asm_OP_map_key_str(p *_Instr) { - self.parse_string() // PARSE STRING - self.unquote_once(_VAR_sv_p, _VAR_sv_n, true, true) // UNQUOTE once, sv.p, sv.n - if vt := p.vt(); !mapfast(vt) { - self.valloc(vt.Key(), _DI) - self.Emit("MOVOU", _VAR_sv, _X0) - self.Emit("MOVOU", _X0, jit.Ptr(_DI, 0)) - self.mapassign_std(vt, jit.Ptr(_DI, 0)) - } else { - self.Emit("MOVQ", _VAR_sv_p, _DI) // MOVQ sv.p, DI - self.Emit("MOVQ", _VAR_sv_n, _SI) // MOVQ sv.n, SI - self.mapassign_str_fast(vt, _DI, _SI) // MAPASSIGN string, DI, SI - } -} - -func (self *_Assembler) _asm_OP_map_key_utext(p *_Instr) { - self.parse_string() // PARSE STRING - self.unquote_once(_VAR_sv_p, _VAR_sv_n, true, true) // UNQUOTE once, sv.p, sv.n - self.mapassign_utext(p.vt(), false) // MAPASSIGN utext, ${p.vt()}, false -} - -func (self *_Assembler) _asm_OP_map_key_utext_p(p *_Instr) { - self.parse_string() // PARSE STRING - self.unquote_once(_VAR_sv_p, _VAR_sv_n, true, false) // UNQUOTE once, sv.p, sv.n - self.mapassign_utext(p.vt(), true) // MAPASSIGN utext, ${p.vt()}, true -} - -func (self *_Assembler) _asm_OP_array_skip(_ *_Instr) { - self.call_sf(_F_skip_array) // CALL_SF skip_array - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JS" , _LB_parsing_error_v) // JS _parse_error_v -} - -func (self *_Assembler) _asm_OP_array_clear(p *_Instr) { - self.mem_clear_rem(p.i64(), true) -} - -func (self *_Assembler) _asm_OP_array_clear_p(p *_Instr) { - self.mem_clear_rem(p.i64(), false) -} - -func (self *_Assembler) _asm_OP_slice_init(p *_Instr) { - self.Emit("XORL" , _AX, _AX) // XORL AX, AX - self.Emit("MOVQ" , _AX, jit.Ptr(_VP, 8)) // MOVQ AX, 8(VP) - self.Emit("MOVQ" , jit.Ptr(_VP, 16), _AX) // MOVQ 16(VP), AX - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JNZ" , "_done_{n}") // JNZ _done_{n} - self.Emit("MOVQ" , jit.Imm(_MinSlice), _CX) // MOVQ ${_MinSlice}, CX - self.Emit("MOVQ" , _CX, jit.Ptr(_VP, 16)) // MOVQ CX, 16(VP) - self.Emit("MOVQ" , jit.Type(p.vt()), _DX) // MOVQ ${p.vt()}, DX - self.Emit("MOVQ" , _DX, jit.Ptr(_SP, 0)) // MOVQ DX, (SP) - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 8)) // MOVQ AX, 8(SP) - self.Emit("MOVQ" , _CX, jit.Ptr(_SP, 16)) // MOVQ CX, 16(SP) - self.call_go(_F_makeslice) // CALL_GO makeslice - self.Emit("MOVQ" , jit.Ptr(_SP, 24), _AX) // MOVQ 24(SP), AX - self.WritePtrAX(7, jit.Ptr(_VP, 0), false) // MOVQ AX, (VP) - self.Link("_done_{n}") // _done_{n}: - self.Emit("XORL" , _AX, _AX) // XORL AX, AX - self.Emit("MOVQ" , _AX, jit.Ptr(_VP, 8)) // MOVQ AX, 8(VP) -} - -func (self *_Assembler) _asm_OP_check_empty(p *_Instr) { - rbracket := p.vb() - if rbracket == ']' { - self.check_eof(1) - self.Emit("LEAQ", jit.Ptr(_IC, 1), _AX) // LEAQ 1(IC), AX - self.Emit("CMPB", jit.Sib(_IP, _IC, 1, 0), jit.Imm(int64(rbracket))) // CMPB (IP)(IC), ']' - self.Sjmp("JNE" , "_not_empty_array_{n}") // JNE _not_empty_array_{n} - self.Emit("MOVQ", _AX, _IC) // MOVQ AX, IC - self.Emit("MOVQ", jit.Imm(_Zero_Base), _AX) - self.WritePtrAX(9, jit.Ptr(_VP, 0), false) - self.Emit("PXOR" , _X0, _X0) // PXOR X0, X0 - self.Emit("MOVOU", _X0, jit.Ptr(_VP, 8)) // MOVOU X0, 8(VP) - self.Xjmp("JMP" , p.vi()) // JMP {p.vi()} - self.Link("_not_empty_array_{n}") - } else { - panic("only implement check empty array here!") - } -} - -func (self *_Assembler) _asm_OP_slice_append(p *_Instr) { - self.Emit("MOVQ" , jit.Ptr(_VP, 8), _AX) // MOVQ 8(VP), AX - self.Emit("CMPQ" , _AX, jit.Ptr(_VP, 16)) // CMPQ AX, 16(VP) - self.Sjmp("JB" , "_index_{n}") // JB _index_{n} - self.Emit("MOVQ" , jit.Type(p.vt()), _AX) // MOVQ ${p.vt()}, AX - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 0)) // MOVQ AX, (SP) - self.Emit("MOVOU", jit.Ptr(_VP, 0), _X0) // MOVOU (VP), X0 - self.Emit("MOVOU", _X0, jit.Ptr(_SP, 8)) // MOVOU X0, 8(SP) - self.Emit("MOVQ" , jit.Ptr(_VP, 16), _AX) // MOVQ 16(VP), AX - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 24)) // MOVQ AX, 24(SP) - self.Emit("SHLQ" , jit.Imm(1), _AX) // SHLQ $1, AX - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 32)) // MOVQ AX, 32(SP) - self.call_go(_F_growslice) // CALL_GO growslice - self.Emit("MOVQ" , jit.Ptr(_SP, 40), _DI) // MOVQ 40(SP), DI - self.Emit("MOVQ" , jit.Ptr(_SP, 48), _AX) // MOVQ 48(SP), AX - self.Emit("MOVQ" , jit.Ptr(_SP, 56), _SI) // MOVQ 56(SP), SI - self.WriteRecNotAX(8, _DI, jit.Ptr(_VP, 0), true, true)// MOVQ DI, (VP) - self.Emit("MOVQ" , _AX, jit.Ptr(_VP, 8)) // MOVQ AX, 8(VP) - self.Emit("MOVQ" , _SI, jit.Ptr(_VP, 16)) // MOVQ SI, 16(VP) - - // because growslice not zero memory {oldcap, newlen} when append et not has ptrdata. - // but we should zero it, avoid decode it as random values. - if rt.UnpackType(p.vt()).PtrData == 0 { - self.Emit("SUBQ" , _AX, _SI) // MOVQ AX, SI - - self.Emit("ADDQ" , jit.Imm(1), jit.Ptr(_VP, 8)) // ADDQ $1, 8(VP) - self.Emit("MOVQ" , _DI, _VP) // MOVQ DI, VP - self.Emit("MOVQ" , jit.Imm(int64(p.vlen())), _CX) // MOVQ ${p.vlen()}, CX - self.From("MULQ" , _CX) // MULQ CX - self.Emit("ADDQ" , _AX, _VP) // ADDQ AX, VP - - self.Emit("MOVQ" , _SI, _AX) // MOVQ SI, AX - self.From("MULQ" , _CX) // MULQ CX - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 8)) // MOVQ AX, 8(SP) - - self.Emit("MOVQ" , _VP, jit.Ptr(_SP, 0)) // MOVQ VP, (SP) - self.mem_clear_fn(true) // CALL_GO memclr{Has,NoHeap} - self.Sjmp("JMP", "_append_slice_end_{n}") // JMP _append_slice_end_{n} - } - - self.Link("_index_{n}") // _index_{n}: - self.Emit("ADDQ" , jit.Imm(1), jit.Ptr(_VP, 8)) // ADDQ $1, 8(VP) - self.Emit("MOVQ" , jit.Ptr(_VP, 0), _VP) // MOVQ (VP), VP - self.Emit("MOVQ" , jit.Imm(int64(p.vlen())), _CX) // MOVQ ${p.vlen()}, CX - self.From("MULQ" , _CX) // MULQ CX - self.Emit("ADDQ" , _AX, _VP) // ADDQ AX, VP - self.Link("_append_slice_end_{n}") -} - -func (self *_Assembler) _asm_OP_object_skip(_ *_Instr) { - self.call_sf(_F_skip_object) // CALL_SF skip_object - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JS" , _LB_parsing_error_v) // JS _parse_error_v -} - -func (self *_Assembler) _asm_OP_object_next(_ *_Instr) { - self.call_sf(_F_skip_one) // CALL_SF skip_one - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JS" , _LB_parsing_error_v) // JS _parse_error_v -} - -func (self *_Assembler) _asm_OP_struct_field(p *_Instr) { - assert_eq(caching.FieldEntrySize, 32, "invalid field entry size") - self.Emit("MOVQ" , jit.Imm(-1), _AX) // MOVQ $-1, AX - self.Emit("MOVQ" , _AX, _VAR_sr) // MOVQ AX, sr - self.parse_string() // PARSE STRING - self.unquote_once(_VAR_sv_p, _VAR_sv_n, true, false) // UNQUOTE once, sv.p, sv.n - self.Emit("LEAQ" , _VAR_sv, _AX) // LEAQ sv, AX - self.Emit("XORL" , _CX, _CX) // XORL CX, CX - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 0)) // MOVQ AX, (SP) - self.Emit("MOVQ" , _CX, jit.Ptr(_SP, 8)) // MOVQ CX, 8(SP) - self.call_go(_F_strhash) // CALL_GO strhash - self.Emit("MOVQ" , jit.Ptr(_SP, 16), _AX) // MOVQ 16(SP), AX - self.Emit("MOVQ" , _AX, _R9) // MOVQ AX, R9 - self.Emit("MOVQ" , jit.Imm(freezeFields(p.vf())), _CX) // MOVQ ${p.vf()}, CX - self.Emit("MOVQ" , jit.Ptr(_CX, caching.FieldMap_b), _SI) // MOVQ FieldMap.b(CX), SI - self.Emit("MOVQ" , jit.Ptr(_CX, caching.FieldMap_N), _CX) // MOVQ FieldMap.N(CX), CX - self.Emit("TESTQ", _CX, _CX) // TESTQ CX, CX - self.Sjmp("JZ" , "_try_lowercase_{n}") // JZ _try_lowercase_{n} - self.Link("_loop_{n}") // _loop_{n}: - self.Emit("XORL" , _DX, _DX) // XORL DX, DX - self.From("DIVQ" , _CX) // DIVQ CX - self.Emit("LEAQ" , jit.Ptr(_DX, 1), _AX) // LEAQ 1(DX), AX - self.Emit("SHLQ" , jit.Imm(5), _DX) // SHLQ $5, DX - self.Emit("LEAQ" , jit.Sib(_SI, _DX, 1, 0), _DI) // LEAQ (SI)(DX), DI - self.Emit("MOVQ" , jit.Ptr(_DI, _Fe_Hash), _R8) // MOVQ FieldEntry.Hash(DI), R8 - self.Emit("TESTQ", _R8, _R8) // TESTQ R8, R8 - self.Sjmp("JZ" , "_try_lowercase_{n}") // JZ _try_lowercase_{n} - self.Emit("CMPQ" , _R8, _R9) // CMPQ R8, R9 - self.Sjmp("JNE" , "_loop_{n}") // JNE _loop_{n} - self.Emit("MOVQ" , jit.Ptr(_DI, _Fe_Name + 8), _DX) // MOVQ FieldEntry.Name+8(DI), DX - self.Emit("CMPQ" , _DX, _VAR_sv_n) // CMPQ DX, sv.n - self.Sjmp("JNE" , "_loop_{n}") // JNE _loop_{n} - self.Emit("MOVQ" , jit.Ptr(_DI, _Fe_ID), _R8) // MOVQ FieldEntry.ID(DI), R8 - self.Emit("MOVQ" , _AX, _VAR_ss_AX) // MOVQ AX, ss.AX - self.Emit("MOVQ" , _CX, _VAR_ss_CX) // MOVQ CX, ss.CX - self.Emit("MOVQ" , _SI, _VAR_ss_SI) // MOVQ SI, ss.SI - self.Emit("MOVQ" , _R8, _VAR_ss_R8) // MOVQ R8, ss.R8 - self.Emit("MOVQ" , _R9, _VAR_ss_R9) // MOVQ R9, ss.R9 - self.Emit("MOVQ" , _VAR_sv_p, _AX) // MOVQ _VAR_sv_p, AX - self.Emit("MOVQ" , jit.Ptr(_DI, _Fe_Name), _CX) // MOVQ FieldEntry.Name(DI), CX - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 0)) // MOVQ AX, (SP) - self.Emit("MOVQ" , _CX, jit.Ptr(_SP, 8)) // MOVQ CX, 8(SP) - self.Emit("MOVQ" , _DX, jit.Ptr(_SP, 16)) // MOVQ DX, 16(SP) - self.call_go(_F_memequal) // CALL_GO memequal - self.Emit("MOVQ" , _VAR_ss_AX, _AX) // MOVQ ss.AX, AX - self.Emit("MOVQ" , _VAR_ss_CX, _CX) // MOVQ ss.CX, CX - self.Emit("MOVQ" , _VAR_ss_SI, _SI) // MOVQ ss.SI, SI - self.Emit("MOVQ" , _VAR_ss_R9, _R9) // MOVQ ss.R9, R9 - self.Emit("MOVB" , jit.Ptr(_SP, 24), _DX) // MOVB 24(SP), DX - self.Emit("TESTB", _DX, _DX) // TESTB DX, DX - self.Sjmp("JZ" , "_loop_{n}") // JZ _loop_{n} - self.Emit("MOVQ" , _VAR_ss_R8, _R8) // MOVQ ss.R8, R8 - self.Emit("MOVQ" , _R8, _VAR_sr) // MOVQ R8, sr - self.Sjmp("JMP" , "_end_{n}") // JMP _end_{n} - self.Link("_try_lowercase_{n}") // _try_lowercase_{n}: - self.Emit("MOVQ" , jit.Imm(referenceFields(p.vf())), _AX) // MOVQ ${p.vf()}, AX - self.Emit("MOVOU", _VAR_sv, _X0) // MOVOU sv, X0 - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 0)) // MOVQ AX, (SP) - self.Emit("MOVOU", _X0, jit.Ptr(_SP, 8)) // MOVOU X0, 8(SP) - self.call_go(_F_FieldMap_GetCaseInsensitive) // CALL_GO FieldMap::GetCaseInsensitive - self.Emit("MOVQ" , jit.Ptr(_SP, 24), _AX) // MOVQ 24(SP), AX - self.Emit("MOVQ" , _AX, _VAR_sr) // MOVQ AX, _VAR_sr - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JNS" , "_end_{n}") // JNS _end_{n} - self.Emit("BTQ" , jit.Imm(_F_disable_unknown), _ARG_fv) // BTQ ${_F_disable_unknown}, fv - self.Sjmp("JC" , _LB_field_error) // JC _field_error - self.Link("_end_{n}") // _end_{n}: -} - -func (self *_Assembler) _asm_OP_unmarshal(p *_Instr) { - self.unmarshal_json(p.vt(), true) -} - -func (self *_Assembler) _asm_OP_unmarshal_p(p *_Instr) { - self.unmarshal_json(p.vt(), false) -} - -func (self *_Assembler) _asm_OP_unmarshal_text(p *_Instr) { - self.unmarshal_text(p.vt(), true) -} - -func (self *_Assembler) _asm_OP_unmarshal_text_p(p *_Instr) { - self.unmarshal_text(p.vt(), false) -} - -func (self *_Assembler) _asm_OP_lspace(_ *_Instr) { - self.lspace("_{n}") -} - -func (self *_Assembler) lspace(subfix string) { - var label = "_lspace" + subfix - - self.Emit("CMPQ" , _IC, _IL) // CMPQ IC, IL - self.Sjmp("JAE" , _LB_eof_error) // JAE _eof_error - self.Emit("MOVQ" , jit.Imm(_BM_space), _DX) // MOVQ _BM_space, DX - self.Emit("MOVBQZX", jit.Sib(_IP, _IC, 1, 0), _AX) // MOVBQZX (IP)(IC), AX - self.Emit("CMPQ" , _AX, jit.Imm(' ')) // CMPQ AX, $' ' - self.Sjmp("JA" , label) // JA _nospace_{n} - self.Emit("BTQ" , _AX, _DX) // BTQ AX, DX - self.Sjmp("JNC" , label) // JNC _nospace_{n} - - /* test up to 4 characters */ - for i := 0; i < 3; i++ { - self.Emit("ADDQ" , jit.Imm(1), _IC) // ADDQ $1, IC - self.Emit("CMPQ" , _IC, _IL) // CMPQ IC, IL - self.Sjmp("JAE" , _LB_eof_error) // JAE _eof_error - self.Emit("MOVBQZX", jit.Sib(_IP, _IC, 1, 0), _AX) // MOVBQZX (IP)(IC), AX - self.Emit("CMPQ" , _AX, jit.Imm(' ')) // CMPQ AX, $' ' - self.Sjmp("JA" , label) // JA _nospace_{n} - self.Emit("BTQ" , _AX, _DX) // BTQ AX, DX - self.Sjmp("JNC" , label) // JNC _nospace_{n} - } - - /* handle over to the native function */ - self.Emit("MOVQ" , _IP, _DI) // MOVQ IP, DI - self.Emit("MOVQ" , _IL, _SI) // MOVQ IL, SI - self.Emit("MOVQ" , _IC, _DX) // MOVQ IC, DX - self.call(_F_lspace) // CALL lspace - self.Emit("TESTQ" , _AX, _AX) // TESTQ AX, AX - self.Sjmp("JS" , _LB_parsing_error_v) // JS _parsing_error_v - self.Emit("CMPQ" , _AX, _IL) // CMPQ AX, IL - self.Sjmp("JAE" , _LB_eof_error) // JAE _eof_error - self.Emit("MOVQ" , _AX, _IC) // MOVQ AX, IC - self.Link(label) // _nospace_{n}: -} - -func (self *_Assembler) _asm_OP_match_char(p *_Instr) { - self.match_char(p.vb()) -} - -func (self *_Assembler) match_char(char byte) { - self.check_eof(1) - self.Emit("CMPB", jit.Sib(_IP, _IC, 1, 0), jit.Imm(int64(char))) // CMPB (IP)(IC), ${p.vb()} - self.Sjmp("JNE" , _LB_char_0_error) // JNE _char_0_error - self.Emit("ADDQ", jit.Imm(1), _IC) // ADDQ $1, IC -} - -func (self *_Assembler) _asm_OP_check_char(p *_Instr) { - self.check_eof(1) - self.Emit("LEAQ" , jit.Ptr(_IC, 1), _AX) // LEAQ 1(IC), AX - self.Emit("CMPB" , jit.Sib(_IP, _IC, 1, 0), jit.Imm(int64(p.vb()))) // CMPB (IP)(IC), ${p.vb()} - self.Emit("CMOVQEQ", _AX, _IC) // CMOVQEQ AX, IC - self.Xjmp("JE" , p.vi()) // JE {p.vi()} -} - -func (self *_Assembler) _asm_OP_check_char_0(p *_Instr) { - self.check_eof(1) - self.Emit("CMPB", jit.Sib(_IP, _IC, 1, 0), jit.Imm(int64(p.vb()))) // CMPB (IP)(IC), ${p.vb()} - self.Xjmp("JE" , p.vi()) // JE {p.vi()} -} - -func (self *_Assembler) _asm_OP_add(p *_Instr) { - self.Emit("ADDQ", jit.Imm(int64(p.vi())), _IC) // ADDQ ${p.vi()}, IC -} - -func (self *_Assembler) _asm_OP_load(_ *_Instr) { - self.Emit("MOVQ", jit.Ptr(_ST, 0), _AX) // MOVQ (ST), AX - self.Emit("MOVQ", jit.Sib(_ST, _AX, 1, 0), _VP) // MOVQ (ST)(AX), VP -} - -func (self *_Assembler) _asm_OP_save(_ *_Instr) { - self.Emit("MOVQ", jit.Ptr(_ST, 0), _CX) // MOVQ (ST), CX - self.Emit("CMPQ", _CX, jit.Imm(_MaxStackBytes)) // CMPQ CX, ${_MaxStackBytes} - self.Sjmp("JAE" , _LB_stack_error) // JA _stack_error - self.WriteRecNotAX(0 , _VP, jit.Sib(_ST, _CX, 1, 8), false, false) // MOVQ VP, 8(ST)(CX) - self.Emit("ADDQ", jit.Imm(8), _CX) // ADDQ $8, CX - self.Emit("MOVQ", _CX, jit.Ptr(_ST, 0)) // MOVQ CX, (ST) -} - -func (self *_Assembler) _asm_OP_drop(_ *_Instr) { - self.Emit("MOVQ", jit.Ptr(_ST, 0), _AX) // MOVQ (ST), AX - self.Emit("SUBQ", jit.Imm(8), _AX) // SUBQ $8, AX - self.Emit("MOVQ", jit.Sib(_ST, _AX, 1, 8), _VP) // MOVQ 8(ST)(AX), VP - self.Emit("MOVQ", _AX, jit.Ptr(_ST, 0)) // MOVQ AX, (ST) - self.Emit("XORL", _ET, _ET) // XORL ET, ET - self.Emit("MOVQ", _ET, jit.Sib(_ST, _AX, 1, 8)) // MOVQ ET, 8(ST)(AX) -} - -func (self *_Assembler) _asm_OP_drop_2(_ *_Instr) { - self.Emit("MOVQ" , jit.Ptr(_ST, 0), _AX) // MOVQ (ST), AX - self.Emit("SUBQ" , jit.Imm(16), _AX) // SUBQ $16, AX - self.Emit("MOVQ" , jit.Sib(_ST, _AX, 1, 8), _VP) // MOVQ 8(ST)(AX), VP - self.Emit("MOVQ" , _AX, jit.Ptr(_ST, 0)) // MOVQ AX, (ST) - self.Emit("PXOR" , _X0, _X0) // PXOR X0, X0 - self.Emit("MOVOU", _X0, jit.Sib(_ST, _AX, 1, 8)) // MOVOU X0, 8(ST)(AX) -} - -func (self *_Assembler) _asm_OP_recurse(p *_Instr) { - self.Emit("MOVQ", jit.Type(p.vt()), _AX) // MOVQ ${p.vt()}, AX - self.decode_dynamic(_AX, _VP) // DECODE AX, VP -} - -func (self *_Assembler) _asm_OP_goto(p *_Instr) { - self.Xjmp("JMP", p.vi()) -} - -func (self *_Assembler) _asm_OP_switch(p *_Instr) { - self.Emit("MOVQ", _VAR_sr, _AX) // MOVQ sr, AX - self.Emit("CMPQ", _AX, jit.Imm(p.i64())) // CMPQ AX, ${len(p.vs())} - self.Sjmp("JAE" , "_default_{n}") // JAE _default_{n} - - /* jump table selector */ - self.Byte(0x48, 0x8d, 0x3d) // LEAQ ?(PC), DI - self.Sref("_switch_table_{n}", 4) // .... &_switch_table_{n} - self.Emit("MOVLQSX", jit.Sib(_DI, _AX, 4, 0), _AX) // MOVLQSX (DI)(AX*4), AX - self.Emit("ADDQ" , _DI, _AX) // ADDQ DI, AX - self.Rjmp("JMP" , _AX) // JMP AX - self.Link("_switch_table_{n}") // _switch_table_{n}: - - /* generate the jump table */ - for i, v := range p.vs() { - self.Xref(v, int64(-i) * 4) - } - - /* default case */ - self.Link("_default_{n}") - self.NOP() -} - -func (self *_Assembler) print_gc(i int, p1 *_Instr, p2 *_Instr) { - self.Emit("MOVQ", jit.Imm(int64(p2.op())), jit.Ptr(_SP, 16))// MOVQ $(p2.op()), 16(SP) - self.Emit("MOVQ", jit.Imm(int64(p1.op())), jit.Ptr(_SP, 8)) // MOVQ $(p1.op()), 8(SP) - self.Emit("MOVQ", jit.Imm(int64(i)), jit.Ptr(_SP, 0)) // MOVQ $(i), (SP) - self.call_go(_F_println) -} diff --git a/internal/decoder/generic_stkabi_amd64.go b/internal/decoder/generic_stkabi_amd64.go deleted file mode 100644 index 8ce5c2926..000000000 --- a/internal/decoder/generic_stkabi_amd64.go +++ /dev/null @@ -1,733 +0,0 @@ -// +build go1.16,!go1.17 - -/* - * Copyright 2021 ByteDance Inc. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package decoder - -import ( - `encoding/json` - `fmt` - `reflect` - - `github.com/bytedance/sonic/internal/jit` - `github.com/bytedance/sonic/internal/native` - `github.com/bytedance/sonic/internal/native/types` - `github.com/twitchyliquid64/golang-asm/obj` -) - -/** Crucial Registers: - * - * ST(BX) : ro, decoder stack - * DF(R10) : ro, decoder flags - * EP(R11) : wo, error pointer - * IP(R12) : ro, input pointer - * IL(R13) : ro, input length - * IC(R14) : rw, input cursor - * VP(R15) : ro, value pointer (to an interface{}) - */ - -const ( - _VD_args = 8 // 8 bytes for passing arguments to this functions - _VD_fargs = 64 // 64 bytes for passing arguments to other Go functions - _VD_saves = 40 // 40 bytes for saving the registers before CALL instructions - _VD_locals = 88 // 88 bytes for local variables -) - -const ( - _VD_offs = _VD_fargs + _VD_saves + _VD_locals - _VD_size = _VD_offs + 8 // 8 bytes for the parent frame pointer -) - -var ( - _VAR_ss = _VAR_ss_Vt - _VAR_df = jit.Ptr(_SP, _VD_fargs + _VD_saves) -) - -var ( - _VAR_ss_Vt = jit.Ptr(_SP, _VD_fargs + _VD_saves + 8) - _VAR_ss_Dv = jit.Ptr(_SP, _VD_fargs + _VD_saves + 16) - _VAR_ss_Iv = jit.Ptr(_SP, _VD_fargs + _VD_saves + 24) - _VAR_ss_Ep = jit.Ptr(_SP, _VD_fargs + _VD_saves + 32) - _VAR_ss_Db = jit.Ptr(_SP, _VD_fargs + _VD_saves + 40) - _VAR_ss_Dc = jit.Ptr(_SP, _VD_fargs + _VD_saves + 48) -) - -var ( - _VAR_cs_LR = jit.Ptr(_SP, _VD_fargs + _VD_saves + 56) - _VAR_cs_p = jit.Ptr(_SP, _VD_fargs + _VD_saves + 64) - _VAR_cs_n = jit.Ptr(_SP, _VD_fargs + _VD_saves + 72) - _VAR_cs_d = jit.Ptr(_SP, _VD_fargs + _VD_saves + 80) -) - -type _ValueDecoder struct { - jit.BaseAssembler -} - -func (self *_ValueDecoder) build() uintptr { - self.Init(self.compile) - return *(*uintptr)(self.Load("decode_value", _VD_size, _VD_args, argPtrs_generic, localPtrs_generic)) -} - -/** Function Calling Helpers **/ - -func (self *_ValueDecoder) save(r ...obj.Addr) { - for i, v := range r { - if i > _VD_saves / 8 - 1 { - panic("too many registers to save") - } else { - self.Emit("MOVQ", v, jit.Ptr(_SP, _VD_fargs + int64(i) * 8)) - } - } -} - -func (self *_ValueDecoder) load(r ...obj.Addr) { - for i, v := range r { - if i > _VD_saves / 8 - 1 { - panic("too many registers to load") - } else { - self.Emit("MOVQ", jit.Ptr(_SP, _VD_fargs + int64(i) * 8), v) - } - } -} - -func (self *_ValueDecoder) call(fn obj.Addr) { - self.Emit("MOVQ", fn, _AX) // MOVQ ${fn}, AX - self.Rjmp("CALL", _AX) // CALL AX -} - -func (self *_ValueDecoder) call_go(fn obj.Addr) { - self.save(_REG_go...) // SAVE $REG_go - self.call(fn) // CALL ${fn} - self.load(_REG_go...) // LOAD $REG_go -} - -/** Decoder Assembler **/ - -const ( - _S_val = iota + 1 - _S_arr - _S_arr_0 - _S_obj - _S_obj_0 - _S_obj_delim - _S_obj_sep -) - -const ( - _S_omask_key = (1 << _S_obj_0) | (1 << _S_obj_sep) - _S_omask_end = (1 << _S_obj_0) | (1 << _S_obj) - _S_vmask = (1 << _S_val) | (1 << _S_arr_0) -) - -const ( - _A_init_len = 1 - _A_init_cap = 16 -) - -const ( - _ST_Sp = 0 - _ST_Vt = _PtrBytes - _ST_Vp = _PtrBytes * (types.MAX_RECURSE + 1) -) - -var ( - _V_true = jit.Imm(int64(pbool(true))) - _V_false = jit.Imm(int64(pbool(false))) - _F_value = jit.Imm(int64(native.S_value)) -) - -var ( - _V_max = jit.Imm(int64(types.V_MAX)) - _E_eof = jit.Imm(int64(types.ERR_EOF)) - _E_invalid = jit.Imm(int64(types.ERR_INVALID_CHAR)) - _E_recurse = jit.Imm(int64(types.ERR_RECURSE_EXCEED_MAX)) -) - -var ( - _F_convTslice = jit.Func(convTslice) - _F_convTstring = jit.Func(convTstring) - _F_invalid_vtype = jit.Func(invalid_vtype) -) - -var ( - _T_map = jit.Type(reflect.TypeOf((map[string]interface{})(nil))) - _T_bool = jit.Type(reflect.TypeOf(false)) - _T_int64 = jit.Type(reflect.TypeOf(int64(0))) - _T_eface = jit.Type(reflect.TypeOf((*interface{})(nil)).Elem()) - _T_slice = jit.Type(reflect.TypeOf(([]interface{})(nil))) - _T_string = jit.Type(reflect.TypeOf("")) - _T_number = jit.Type(reflect.TypeOf(json.Number(""))) - _T_float64 = jit.Type(reflect.TypeOf(float64(0))) -) - -var _R_tab = map[int]string { - '[': "_decode_V_ARRAY", - '{': "_decode_V_OBJECT", - ':': "_decode_V_KEY_SEP", - ',': "_decode_V_ELEM_SEP", - ']': "_decode_V_ARRAY_END", - '}': "_decode_V_OBJECT_END", -} - -func (self *_ValueDecoder) compile() { - self.Emit("SUBQ", jit.Imm(_VD_size), _SP) // SUBQ $_VD_size, SP - self.Emit("MOVQ", _BP, jit.Ptr(_SP, _VD_offs)) // MOVQ BP, _VD_offs(SP) - self.Emit("LEAQ", jit.Ptr(_SP, _VD_offs), _BP) // LEAQ _VD_offs(SP), BP - - /* initialize the state machine */ - self.Emit("XORL", _CX, _CX) // XORL CX, CX - self.Emit("MOVQ", _DF, _VAR_df) // MOVQ DF, df - /* initialize digital buffer first */ - self.Emit("MOVQ", jit.Imm(_MaxDigitNums), _VAR_ss_Dc) // MOVQ $_MaxDigitNums, ss.Dcap - self.Emit("LEAQ", jit.Ptr(_ST, _DbufOffset), _AX) // LEAQ _DbufOffset(ST), AX - self.Emit("MOVQ", _AX, _VAR_ss_Db) // MOVQ AX, ss.Dbuf - /* add ST offset */ - self.Emit("ADDQ", jit.Imm(_FsmOffset), _ST) // ADDQ _FsmOffset, _ST - self.Emit("MOVQ", _CX, jit.Ptr(_ST, _ST_Sp)) // MOVQ CX, ST.Sp - self.WriteRecNotAX(0, _VP, jit.Ptr(_ST, _ST_Vp), false) // MOVQ VP, ST.Vp[0] - self.Emit("MOVQ", jit.Imm(_S_val), jit.Ptr(_ST, _ST_Vt)) // MOVQ _S_val, ST.Vt[0] - self.Sjmp("JMP" , "_next") // JMP _next - - /* set the value from previous round */ - self.Link("_set_value") // _set_value: - self.Emit("MOVL" , jit.Imm(_S_vmask), _DX) // MOVL _S_vmask, DX - self.Emit("MOVQ" , jit.Ptr(_ST, _ST_Sp), _CX) // MOVQ ST.Sp, CX - self.Emit("MOVQ" , jit.Sib(_ST, _CX, 8, _ST_Vt), _AX) // MOVQ ST.Vt[CX], AX - self.Emit("BTQ" , _AX, _DX) // BTQ AX, DX - self.Sjmp("JNC" , "_vtype_error") // JNC _vtype_error - self.Emit("XORL" , _SI, _SI) // XORL SI, SI - self.Emit("SUBQ" , jit.Imm(1), jit.Ptr(_ST, _ST_Sp)) // SUBQ $1, ST.Sp - self.Emit("XCHGQ", jit.Sib(_ST, _CX, 8, _ST_Vp), _SI) // XCHGQ ST.Vp[CX], SI - self.Emit("MOVQ" , _R8, jit.Ptr(_SI, 0)) // MOVQ R8, (SI) - self.WriteRecNotAX(1, _R9, jit.Ptr(_SI, 8), false) // MOVQ R9, 8(SI) - - /* check for value stack */ - self.Link("_next") // _next: - self.Emit("MOVQ" , jit.Ptr(_ST, _ST_Sp), _AX) // MOVQ ST.Sp, AX - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JS" , "_return") // JS _return - - /* fast path: test up to 4 characters manually */ - self.Emit("CMPQ" , _IC, _IL) // CMPQ IC, IL - self.Sjmp("JAE" , "_decode_V_EOF") // JAE _decode_V_EOF - self.Emit("MOVBQZX", jit.Sib(_IP, _IC, 1, 0), _AX) // MOVBQZX (IP)(IC), AX - self.Emit("MOVQ" , jit.Imm(_BM_space), _DX) // MOVQ _BM_space, DX - self.Emit("CMPQ" , _AX, jit.Imm(' ')) // CMPQ AX, $' ' - self.Sjmp("JA" , "_decode_fast") // JA _decode_fast - self.Emit("BTQ" , _AX, _DX) // BTQ _AX, _DX - self.Sjmp("JNC" , "_decode_fast") // JNC _decode_fast - self.Emit("ADDQ" , jit.Imm(1), _IC) // ADDQ $1, IC - - /* at least 1 to 3 spaces */ - for i := 0; i < 3; i++ { - self.Emit("CMPQ" , _IC, _IL) // CMPQ IC, IL - self.Sjmp("JAE" , "_decode_V_EOF") // JAE _decode_V_EOF - self.Emit("MOVBQZX", jit.Sib(_IP, _IC, 1, 0), _AX) // MOVBQZX (IP)(IC), AX - self.Emit("CMPQ" , _AX, jit.Imm(' ')) // CMPQ AX, $' ' - self.Sjmp("JA" , "_decode_fast") // JA _decode_fast - self.Emit("BTQ" , _AX, _DX) // BTQ _AX, _DX - self.Sjmp("JNC" , "_decode_fast") // JNC _decode_fast - self.Emit("ADDQ" , jit.Imm(1), _IC) // ADDQ $1, IC - } - - /* at least 4 spaces */ - self.Emit("CMPQ" , _IC, _IL) // CMPQ IC, IL - self.Sjmp("JAE" , "_decode_V_EOF") // JAE _decode_V_EOF - self.Emit("MOVBQZX", jit.Sib(_IP, _IC, 1, 0), _AX) // MOVBQZX (IP)(IC), AX - - /* fast path: use lookup table to select decoder */ - self.Link("_decode_fast") // _decode_fast: - self.Byte(0x48, 0x8d, 0x3d) // LEAQ ?(PC), DI - self.Sref("_decode_tab", 4) // .... &_decode_tab - self.Emit("MOVLQSX", jit.Sib(_DI, _AX, 4, 0), _AX) // MOVLQSX (DI)(AX*4), AX - self.Emit("TESTQ" , _AX, _AX) // TESTQ AX, AX - self.Sjmp("JZ" , "_decode_native") // JZ _decode_native - self.Emit("ADDQ" , jit.Imm(1), _IC) // ADDQ $1, IC - self.Emit("ADDQ" , _DI, _AX) // ADDQ DI, AX - self.Rjmp("JMP" , _AX) // JMP AX - - /* decode with native decoder */ - self.Link("_decode_native") // _decode_native: - self.Emit("MOVQ", _IP, _DI) // MOVQ IP, DI - self.Emit("MOVQ", _IL, _SI) // MOVQ IL, SI - self.Emit("MOVQ", _IC, _DX) // MOVQ IC, DX - self.Emit("LEAQ", _VAR_ss, _CX) // LEAQ ss, CX - self.Emit("MOVQ", _VAR_df, _R8) // MOVQ $df, R8 - self.Emit("BTSQ", jit.Imm(_F_allow_control), _R8) // ANDQ $1<<_F_allow_control, R8 - self.call(_F_value) // CALL value - self.Emit("MOVQ", _AX, _IC) // MOVQ AX, IC - - /* check for errors */ - self.Emit("MOVQ" , _VAR_ss_Vt, _AX) // MOVQ ss.Vt, AX - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JS" , "_parsing_error") - self.Sjmp("JZ" , "_invalid_vtype") // JZ _invalid_vtype - self.Emit("CMPQ" , _AX, _V_max) // CMPQ AX, _V_max - self.Sjmp("JA" , "_invalid_vtype") // JA _invalid_vtype - - /* jump table selector */ - self.Byte(0x48, 0x8d, 0x3d) // LEAQ ?(PC), DI - self.Sref("_switch_table", 4) // .... &_switch_table - self.Emit("MOVLQSX", jit.Sib(_DI, _AX, 4, -4), _AX) // MOVLQSX -4(DI)(AX*4), AX - self.Emit("ADDQ" , _DI, _AX) // ADDQ DI, AX - self.Rjmp("JMP" , _AX) // JMP AX - - /** V_EOF **/ - self.Link("_decode_V_EOF") // _decode_V_EOF: - self.Emit("MOVL", _E_eof, _EP) // MOVL _E_eof, EP - self.Sjmp("JMP" , "_error") // JMP _error - - /** V_NULL **/ - self.Link("_decode_V_NULL") // _decode_V_NULL: - self.Emit("XORL", _R8, _R8) // XORL R8, R8 - self.Emit("XORL", _R9, _R9) // XORL R9, R9 - self.Emit("LEAQ", jit.Ptr(_IC, -4), _DI) // LEAQ -4(IC), DI - self.Sjmp("JMP" , "_set_value") // JMP _set_value - - /** V_TRUE **/ - self.Link("_decode_V_TRUE") // _decode_V_TRUE: - self.Emit("MOVQ", _T_bool, _R8) // MOVQ _T_bool, R8 - // TODO: maybe modified by users? - self.Emit("MOVQ", _V_true, _R9) // MOVQ _V_true, R9 - self.Emit("LEAQ", jit.Ptr(_IC, -4), _DI) // LEAQ -4(IC), DI - self.Sjmp("JMP" , "_set_value") // JMP _set_value - - /** V_FALSE **/ - self.Link("_decode_V_FALSE") // _decode_V_FALSE: - self.Emit("MOVQ", _T_bool, _R8) // MOVQ _T_bool, R8 - self.Emit("MOVQ", _V_false, _R9) // MOVQ _V_false, R9 - self.Emit("LEAQ", jit.Ptr(_IC, -5), _DI) // LEAQ -5(IC), DI - self.Sjmp("JMP" , "_set_value") // JMP _set_value - - /** V_ARRAY **/ - self.Link("_decode_V_ARRAY") // _decode_V_ARRAY - self.Emit("MOVL", jit.Imm(_S_vmask), _DX) // MOVL _S_vmask, DX - self.Emit("MOVQ", jit.Ptr(_ST, _ST_Sp), _CX) // MOVQ ST.Sp, CX - self.Emit("MOVQ", jit.Sib(_ST, _CX, 8, _ST_Vt), _AX) // MOVQ ST.Vt[CX], AX - self.Emit("BTQ" , _AX, _DX) // BTQ AX, DX - self.Sjmp("JNC" , "_invalid_char") // JNC _invalid_char - - /* create a new array */ - self.Emit("MOVQ", _T_eface, _AX) // MOVQ _T_eface, AX - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 0)) // MOVQ AX, (SP) - self.Emit("MOVQ", jit.Imm(_A_init_len), jit.Ptr(_SP, 8)) // MOVQ _A_init_len, 8(SP) - self.Emit("MOVQ", jit.Imm(_A_init_cap), jit.Ptr(_SP, 16)) // MOVQ _A_init_cap, 16(SP) - self.call_go(_F_makeslice) // CALL_GO runtime.makeslice - self.Emit("MOVQ", jit.Ptr(_SP, 24), _DX) // MOVQ 24(SP), DX - - /* pack into an interface */ - self.Emit("MOVQ", _DX, jit.Ptr(_SP, 0)) // MOVQ DX, (SP) - self.Emit("MOVQ", jit.Imm(_A_init_len), jit.Ptr(_SP, 8)) // MOVQ _A_init_len, 8(SP) - self.Emit("MOVQ", jit.Imm(_A_init_cap), jit.Ptr(_SP, 16)) // MOVQ _A_init_cap, 16(SP) - self.call_go(_F_convTslice) // CALL_GO runtime.convTslice - self.Emit("MOVQ", jit.Ptr(_SP, 24), _R8) // MOVQ 24(SP), R8 - - /* replace current state with an array */ - self.Emit("MOVQ", jit.Ptr(_ST, _ST_Sp), _CX) // MOVQ ST.Sp, CX - self.Emit("MOVQ", jit.Sib(_ST, _CX, 8, _ST_Vp), _SI) // MOVQ ST.Vp[CX], SI - self.Emit("MOVQ", jit.Imm(_S_arr), jit.Sib(_ST, _CX, 8, _ST_Vt)) // MOVQ _S_arr, ST.Vt[CX] - self.Emit("MOVQ", _T_slice, _AX) // MOVQ _T_slice, AX - self.Emit("MOVQ", _AX, jit.Ptr(_SI, 0)) // MOVQ AX, (SI) - self.WriteRecNotAX(2, _R8, jit.Ptr(_SI, 8), false) // MOVQ R8, 8(SI) - - /* add a new slot for the first element */ - self.Emit("ADDQ", jit.Imm(1), _CX) // ADDQ $1, CX - self.Emit("CMPQ", _CX, jit.Imm(types.MAX_RECURSE)) // CMPQ CX, ${types.MAX_RECURSE} - self.Sjmp("JAE" , "_stack_overflow") // JA _stack_overflow - self.Emit("MOVQ", jit.Ptr(_R8, 0), _AX) // MOVQ (R8), AX - self.Emit("MOVQ", _CX, jit.Ptr(_ST, _ST_Sp)) // MOVQ CX, ST.Sp - self.WritePtrAX(3, jit.Sib(_ST, _CX, 8, _ST_Vp), false) // MOVQ AX, ST.Vp[CX] - self.Emit("MOVQ", jit.Imm(_S_arr_0), jit.Sib(_ST, _CX, 8, _ST_Vt)) // MOVQ _S_arr_0, ST.Vt[CX] - self.Sjmp("JMP" , "_next") // JMP _next - - /** V_OBJECT **/ - self.Link("_decode_V_OBJECT") // _decode_V_OBJECT: - self.Emit("MOVL", jit.Imm(_S_vmask), _DX) // MOVL _S_vmask, DX - self.Emit("MOVQ", jit.Ptr(_ST, _ST_Sp), _CX) // MOVQ ST.Sp, CX - self.Emit("MOVQ", jit.Sib(_ST, _CX, 8, _ST_Vt), _AX) // MOVQ ST.Vt[CX], AX - self.Emit("BTQ" , _AX, _DX) // BTQ AX, DX - self.Sjmp("JNC" , "_invalid_char") // JNC _invalid_char - self.call_go(_F_makemap_small) // CALL_GO runtime.makemap_small - self.Emit("MOVQ", jit.Ptr(_SP, 0), _AX) // MOVQ (SP), AX - self.Emit("MOVQ", jit.Ptr(_ST, _ST_Sp), _CX) // MOVQ ST.Sp, CX - self.Emit("MOVQ", jit.Imm(_S_obj_0), jit.Sib(_ST, _CX, 8, _ST_Vt)) // MOVQ _S_obj, ST.Vt[CX] - self.Emit("MOVQ", jit.Sib(_ST, _CX, 8, _ST_Vp), _SI) // MOVQ ST.Vp[CX], SI - self.Emit("MOVQ", _T_map, _DX) // MOVQ _T_map, DX - self.Emit("MOVQ", _DX, jit.Ptr(_SI, 0)) // MOVQ DX, (SI) - self.WritePtrAX(4, jit.Ptr(_SI, 8), false) // MOVQ AX, 8(SI) - self.Sjmp("JMP" , "_next") // JMP _next - - /** V_STRING **/ - self.Link("_decode_V_STRING") // _decode_V_STRING: - self.Emit("MOVQ", _VAR_ss_Iv, _CX) // MOVQ ss.Iv, CX - self.Emit("MOVQ", _IC, _AX) // MOVQ IC, AX - self.Emit("SUBQ", _CX, _AX) // SUBQ CX, AX - - /* check for escapes */ - self.Emit("CMPQ", _VAR_ss_Ep, jit.Imm(-1)) // CMPQ ss.Ep, $-1 - self.Sjmp("JNE" , "_unquote") // JNE _unquote - self.Emit("SUBQ", jit.Imm(1), _AX) // SUBQ $1, AX - self.Emit("LEAQ", jit.Sib(_IP, _CX, 1, 0), _R8) // LEAQ (IP)(CX), R8 - self.Byte(0x48, 0x8d, 0x3d) // LEAQ (PC), DI - self.Sref("_copy_string_end", 4) - self.Emit("BTQ", jit.Imm(_F_copy_string), _VAR_df) - self.Sjmp("JC", "copy_string") - self.Link("_copy_string_end") - self.Emit("XORL", _DX, _DX) // XORL DX, DX - /* strings with no escape sequences */ - self.Link("_noescape") // _noescape: - self.Emit("MOVL", jit.Imm(_S_omask_key), _DI) // MOVL _S_omask, DI - self.Emit("MOVQ", jit.Ptr(_ST, _ST_Sp), _CX) // MOVQ ST.Sp, CX - self.Emit("MOVQ", jit.Sib(_ST, _CX, 8, _ST_Vt), _SI) // MOVQ ST.Vt[CX], SI - self.Emit("BTQ" , _SI, _DI) // BTQ SI, DI - self.Sjmp("JC" , "_object_key") // JC _object_key - - /* check for pre-packed strings, avoid 1 allocation */ - self.Emit("TESTQ", _DX, _DX) // TESTQ DX, DX - self.Sjmp("JNZ" , "_packed_str") // JNZ _packed_str - self.Emit("MOVQ" , _R8, jit.Ptr(_SP, 0)) // MOVQ R8, (SP) - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 8)) // MOVQ AX, 8(SP) - self.call_go(_F_convTstring) // CALL_GO runtime.convTstring - self.Emit("MOVQ" , jit.Ptr(_SP, 16), _R9) // MOVQ 16(SP), R9 - - /* packed string already in R9 */ - self.Link("_packed_str") // _packed_str: - self.Emit("MOVQ", _T_string, _R8) // MOVQ _T_string, R8 - self.Emit("MOVQ", _VAR_ss_Iv, _DI) // MOVQ ss.Iv, DI - self.Emit("SUBQ", jit.Imm(1), _DI) // SUBQ $1, DI - self.Sjmp("JMP" , "_set_value") // JMP _set_value - - /* the string is an object key, get the map */ - self.Link("_object_key") - self.Emit("MOVQ", jit.Ptr(_ST, _ST_Sp), _CX) // MOVQ ST.Sp, CX - self.Emit("MOVQ", jit.Sib(_ST, _CX, 8, _ST_Vp), _SI) // MOVQ ST.Vp[CX], SI - self.Emit("MOVQ", jit.Ptr(_SI, 8), _SI) // MOVQ 8(SI), SI - - /* add a new delimiter */ - self.Emit("ADDQ", jit.Imm(1), _CX) // ADDQ $1, CX - self.Emit("CMPQ", _CX, jit.Imm(types.MAX_RECURSE)) // CMPQ CX, ${types.MAX_RECURSE} - self.Sjmp("JAE" , "_stack_overflow") // JA _stack_overflow - self.Emit("MOVQ", _CX, jit.Ptr(_ST, _ST_Sp)) // MOVQ CX, ST.Sp - self.Emit("MOVQ", jit.Imm(_S_obj_delim), jit.Sib(_ST, _CX, 8, _ST_Vt)) // MOVQ _S_obj_delim, ST.Vt[CX] - - /* add a new slot int the map */ - self.Emit("MOVQ", _T_map, _DX) // MOVQ _T_map, DX - self.Emit("MOVQ", _DX, jit.Ptr(_SP, 0)) // MOVQ DX, (SP) - self.Emit("MOVQ", _SI, jit.Ptr(_SP, 8)) // MOVQ SI, 8(SP) - self.Emit("MOVQ", _R8, jit.Ptr(_SP, 16)) // MOVQ R9, 16(SP) - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 24)) // MOVQ AX, 24(SP) - self.call_go(_F_mapassign_faststr) // CALL_GO runtime.mapassign_faststr - self.Emit("MOVQ", jit.Ptr(_SP, 32), _AX) // MOVQ 32(SP), AX - - /* add to the pointer stack */ - self.Emit("MOVQ", jit.Ptr(_ST, _ST_Sp), _CX) // MOVQ ST.Sp, CX - self.WritePtrAX(6, jit.Sib(_ST, _CX, 8, _ST_Vp), false) // MOVQ AX, ST.Vp[CX] - self.Sjmp("JMP" , "_next") // JMP _next - - /* allocate memory to store the string header and unquoted result */ - self.Link("_unquote") // _unquote: - self.Emit("ADDQ", jit.Imm(15), _AX) // ADDQ $15, AX - self.Emit("MOVQ", _T_byte, _CX) // MOVQ _T_byte, CX - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 0)) // MOVQ AX, (SP) - self.Emit("MOVQ", _CX, jit.Ptr(_SP, 8)) // MOVQ CX, 8(SP) - self.Emit("MOVB", jit.Imm(0), jit.Ptr(_SP, 16)) // MOVB $0, 16(SP) - self.call_go(_F_mallocgc) // CALL_GO runtime.mallocgc - self.Emit("MOVQ", jit.Ptr(_SP, 24), _R9) // MOVQ 24(SP), R9 - - /* prepare the unquoting parameters */ - self.Emit("MOVQ" , _VAR_ss_Iv, _CX) // MOVQ ss.Iv, CX - self.Emit("LEAQ" , jit.Sib(_IP, _CX, 1, 0), _DI) // LEAQ (IP)(CX), DI - self.Emit("NEGQ" , _CX) // NEGQ CX - self.Emit("LEAQ" , jit.Sib(_IC, _CX, 1, -1), _SI) // LEAQ -1(IC)(CX), SI - self.Emit("LEAQ" , jit.Ptr(_R9, 16), _DX) // LEAQ 16(R8), DX - self.Emit("LEAQ" , _VAR_ss_Ep, _CX) // LEAQ ss.Ep, CX - self.Emit("XORL" , _R8, _R8) // XORL R8, R8 - self.Emit("BTQ" , jit.Imm(_F_disable_urc), _VAR_df) // BTQ ${_F_disable_urc}, fv - self.Emit("SETCC", _R8) // SETCC R8 - self.Emit("SHLQ" , jit.Imm(types.B_UNICODE_REPLACE), _R8) // SHLQ ${types.B_UNICODE_REPLACE}, R8 - - /* unquote the string, with R9 been preserved */ - self.save(_R9) // SAVE R9 - self.call(_F_unquote) // CALL unquote - self.load(_R9) // LOAD R9 - - /* check for errors */ - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JS" , "_unquote_error") // JS _unquote_error - self.Emit("MOVL" , jit.Imm(1), _DX) // MOVL $1, DX - self.Emit("LEAQ" , jit.Ptr(_R9, 16), _R8) // ADDQ $16, R8 - self.Emit("MOVQ" , _R8, jit.Ptr(_R9, 0)) // MOVQ R8, (R9) - self.Emit("MOVQ" , _AX, jit.Ptr(_R9, 8)) // MOVQ AX, 8(R9) - self.Sjmp("JMP" , "_noescape") // JMP _noescape - - /** V_DOUBLE **/ - self.Link("_decode_V_DOUBLE") // _decode_V_DOUBLE: - self.Emit("BTQ" , jit.Imm(_F_use_number), _VAR_df) // BTQ _F_use_number, df - self.Sjmp("JC" , "_use_number") // JC _use_number - self.Emit("MOVSD", _VAR_ss_Dv, _X0) // MOVSD ss.Dv, X0 - self.Sjmp("JMP" , "_use_float64") // JMP _use_float64 - - /** V_INTEGER **/ - self.Link("_decode_V_INTEGER") // _decode_V_INTEGER: - self.Emit("BTQ" , jit.Imm(_F_use_number), _VAR_df) // BTQ _F_use_number, df - self.Sjmp("JC" , "_use_number") // JC _use_number - self.Emit("BTQ" , jit.Imm(_F_use_int64), _VAR_df) // BTQ _F_use_int64, df - self.Sjmp("JC" , "_use_int64") // JC _use_int64 - self.Emit("MOVQ" , _VAR_ss_Iv, _AX) // MOVQ ss.Iv, AX - self.Emit("CVTSQ2SD", _AX, _X0) // CVTSQ2SD AX, X0 - - /* represent numbers as `float64` */ - self.Link("_use_float64") // _use_float64: - self.Emit("MOVSD", _X0, jit.Ptr(_SP, 0)) // MOVSD X0, (SP) - self.call_go(_F_convT64) // CALL_GO runtime.convT64 - self.Emit("MOVQ" , _T_float64, _R8) // MOVQ _T_float64, R8 - self.Emit("MOVQ" , jit.Ptr(_SP, 8), _R9) // MOVQ 8(SP), R9 - self.Emit("MOVQ" , _VAR_ss_Ep, _DI) // MOVQ ss.Ep, DI - self.Sjmp("JMP" , "_set_value") // JMP _set_value - - /* represent numbers as `json.Number` */ - self.Link("_use_number") // _use_number - self.Emit("MOVQ", _VAR_ss_Ep, _AX) // MOVQ ss.Ep, AX - self.Emit("LEAQ", jit.Sib(_IP, _AX, 1, 0), _SI) // LEAQ (IP)(AX), SI - self.Emit("MOVQ", _IC, _CX) // MOVQ IC, CX - self.Emit("SUBQ", _AX, _CX) // SUBQ AX, CX - self.Emit("MOVQ", _SI, jit.Ptr(_SP, 0)) // MOVQ SI, (SP) - self.Emit("MOVQ", _CX, jit.Ptr(_SP, 8)) // MOVQ CX, 8(SP) - self.call_go(_F_convTstring) // CALL_GO runtime.convTstring - self.Emit("MOVQ", _T_number, _R8) // MOVQ _T_number, R8 - self.Emit("MOVQ", jit.Ptr(_SP, 16), _R9) // MOVQ 16(SP), R9 - self.Emit("MOVQ", _VAR_ss_Ep, _DI) // MOVQ ss.Ep, DI - self.Sjmp("JMP" , "_set_value") // JMP _set_value - - /* represent numbers as `int64` */ - self.Link("_use_int64") // _use_int64: - self.Emit("MOVQ", _VAR_ss_Iv, _AX) // MOVQ ss.Iv, AX - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 0)) // MOVQ AX, (SP) - self.call_go(_F_convT64) // CALL_GO runtime.convT64 - self.Emit("MOVQ", _T_int64, _R8) // MOVQ _T_int64, R8 - self.Emit("MOVQ", jit.Ptr(_SP, 8), _R9) // MOVQ 8(SP), R9 - self.Emit("MOVQ", _VAR_ss_Ep, _DI) // MOVQ ss.Ep, DI - self.Sjmp("JMP" , "_set_value") // JMP _set_value - - /** V_KEY_SEP **/ - self.Link("_decode_V_KEY_SEP") // _decode_V_KEY_SEP: - // self.Byte(0xcc) - self.Emit("MOVQ", jit.Ptr(_ST, _ST_Sp), _CX) // MOVQ ST.Sp, CX - self.Emit("MOVQ", jit.Sib(_ST, _CX, 8, _ST_Vt), _AX) // MOVQ ST.Vt[CX], AX - self.Emit("CMPQ", _AX, jit.Imm(_S_obj_delim)) // CMPQ AX, _S_obj_delim - self.Sjmp("JNE" , "_invalid_char") // JNE _invalid_char - self.Emit("MOVQ", jit.Imm(_S_val), jit.Sib(_ST, _CX, 8, _ST_Vt)) // MOVQ _S_val, ST.Vt[CX] - self.Emit("MOVQ", jit.Imm(_S_obj), jit.Sib(_ST, _CX, 8, _ST_Vt - 8)) // MOVQ _S_obj, ST.Vt[CX - 1] - self.Sjmp("JMP" , "_next") // JMP _next - - /** V_ELEM_SEP **/ - self.Link("_decode_V_ELEM_SEP") // _decode_V_ELEM_SEP: - self.Emit("MOVQ" , jit.Ptr(_ST, _ST_Sp), _CX) // MOVQ ST.Sp, CX - self.Emit("MOVQ" , jit.Sib(_ST, _CX, 8, _ST_Vt), _AX) // MOVQ ST.Vt[CX], AX - self.Emit("CMPQ" , _AX, jit.Imm(_S_arr)) // CMPQ _AX, _S_arr - self.Sjmp("JE" , "_array_sep") // JZ _next - self.Emit("CMPQ" , _AX, jit.Imm(_S_obj)) // CMPQ _AX, _S_arr - self.Sjmp("JNE" , "_invalid_char") // JNE _invalid_char - self.Emit("MOVQ" , jit.Imm(_S_obj_sep), jit.Sib(_ST, _CX, 8, _ST_Vt)) - self.Sjmp("JMP" , "_next") // JMP _next - - /* arrays */ - self.Link("_array_sep") - self.Emit("MOVQ", jit.Sib(_ST, _CX, 8, _ST_Vp), _SI) // MOVQ ST.Vp[CX], SI - self.Emit("MOVQ", jit.Ptr(_SI, 8), _SI) // MOVQ 8(SI), SI - self.Emit("MOVQ", jit.Ptr(_SI, 8), _DX) // MOVQ 8(SI), DX - self.Emit("CMPQ", _DX, jit.Ptr(_SI, 16)) // CMPQ DX, 16(SI) - self.Sjmp("JAE" , "_array_more") // JAE _array_more - - /* add a slot for the new element */ - self.Link("_array_append") // _array_append: - self.Emit("ADDQ", jit.Imm(1), jit.Ptr(_SI, 8)) // ADDQ $1, 8(SI) - self.Emit("MOVQ", jit.Ptr(_SI, 0), _SI) // MOVQ (SI), SI - self.Emit("ADDQ", jit.Imm(1), _CX) // ADDQ $1, CX - self.Emit("CMPQ", _CX, jit.Imm(types.MAX_RECURSE)) // CMPQ CX, ${types.MAX_RECURSE} - self.Sjmp("JAE" , "_stack_overflow") - self.Emit("SHLQ", jit.Imm(1), _DX) // SHLQ $1, DX - self.Emit("LEAQ", jit.Sib(_SI, _DX, 8, 0), _SI) // LEAQ (SI)(DX*8), SI - self.Emit("MOVQ", _CX, jit.Ptr(_ST, _ST_Sp)) // MOVQ CX, ST.Sp - self.WriteRecNotAX(7 , _SI, jit.Sib(_ST, _CX, 8, _ST_Vp), false) // MOVQ SI, ST.Vp[CX] - self.Emit("MOVQ", jit.Imm(_S_val), jit.Sib(_ST, _CX, 8, _ST_Vt)) // MOVQ _S_val, ST.Vt[CX} - self.Sjmp("JMP" , "_next") // JMP _next - - /** V_ARRAY_END **/ - self.Link("_decode_V_ARRAY_END") // _decode_V_ARRAY_END: - self.Emit("XORL", _DX, _DX) // XORL DX, DX - self.Emit("MOVQ", jit.Ptr(_ST, _ST_Sp), _CX) // MOVQ ST.Sp, CX - self.Emit("MOVQ", jit.Sib(_ST, _CX, 8, _ST_Vt), _AX) // MOVQ ST.Vt[CX], AX - self.Emit("CMPQ", _AX, jit.Imm(_S_arr_0)) // CMPQ AX, _S_arr_0 - self.Sjmp("JE" , "_first_item") // JE _first_item - self.Emit("CMPQ", _AX, jit.Imm(_S_arr)) // CMPQ AX, _S_arr - self.Sjmp("JNE" , "_invalid_char") // JNE _invalid_char - self.Emit("SUBQ", jit.Imm(1), jit.Ptr(_ST, _ST_Sp)) // SUBQ $1, ST.Sp - self.Emit("MOVQ", _DX, jit.Sib(_ST, _CX, 8, _ST_Vp)) // MOVQ DX, ST.Vp[CX] - self.Sjmp("JMP" , "_next") // JMP _next - - /* first element of an array */ - self.Link("_first_item") // _first_item: - self.Emit("MOVQ", jit.Ptr(_ST, _ST_Sp), _CX) // MOVQ ST.Sp, CX - self.Emit("SUBQ", jit.Imm(2), jit.Ptr(_ST, _ST_Sp)) // SUBQ $2, ST.Sp - self.Emit("MOVQ", jit.Sib(_ST, _CX, 8, _ST_Vp - 8), _SI) // MOVQ ST.Vp[CX - 1], SI - self.Emit("MOVQ", jit.Ptr(_SI, 8), _SI) // MOVQ 8(SI), SI - self.Emit("MOVQ", _DX, jit.Sib(_ST, _CX, 8, _ST_Vp - 8)) // MOVQ DX, ST.Vp[CX - 1] - self.Emit("MOVQ", _DX, jit.Sib(_ST, _CX, 8, _ST_Vp)) // MOVQ DX, ST.Vp[CX] - self.Emit("MOVQ", _DX, jit.Ptr(_SI, 8)) // MOVQ DX, 8(SI) - self.Sjmp("JMP" , "_next") // JMP _next - - /** V_OBJECT_END **/ - self.Link("_decode_V_OBJECT_END") // _decode_V_OBJECT_END: - self.Emit("MOVL", jit.Imm(_S_omask_end), _DX) // MOVL _S_omask, DI - self.Emit("MOVQ", jit.Ptr(_ST, _ST_Sp), _CX) // MOVQ ST.Sp, CX - self.Emit("MOVQ", jit.Sib(_ST, _CX, 8, _ST_Vt), _AX) // MOVQ ST.Vt[CX], AX - self.Emit("BTQ" , _AX, _DX) - self.Sjmp("JNC" , "_invalid_char") // JNE _invalid_char - self.Emit("XORL", _AX, _AX) // XORL AX, AX - self.Emit("SUBQ", jit.Imm(1), jit.Ptr(_ST, _ST_Sp)) // SUBQ $1, ST.Sp - self.Emit("MOVQ", _AX, jit.Sib(_ST, _CX, 8, _ST_Vp)) // MOVQ AX, ST.Vp[CX] - self.Sjmp("JMP" , "_next") // JMP _next - - /* return from decoder */ - self.Link("_return") // _return: - self.Emit("XORL", _EP, _EP) // XORL EP, EP - self.Emit("MOVQ", _EP, jit.Ptr(_ST, _ST_Vp)) // MOVQ EP, ST.Vp[0] - self.Link("_epilogue") // _epilogue: - self.Emit("SUBQ", jit.Imm(_FsmOffset), _ST) // SUBQ _FsmOffset, _ST - self.Emit("MOVQ", jit.Ptr(_SP, _VD_offs), _BP) // MOVQ _VD_offs(SP), BP - self.Emit("ADDQ", jit.Imm(_VD_size), _SP) // ADDQ $_VD_size, SP - self.Emit("RET") // RET - - /* array expand */ - self.Link("_array_more") // _array_more: - self.Emit("MOVQ" , _T_eface, _AX) // MOVQ _T_eface, AX - self.Emit("MOVOU", jit.Ptr(_SI, 0), _X0) // MOVOU (SI), X0 - self.Emit("MOVQ" , jit.Ptr(_SI, 16), _DX) // MOVQ 16(SI), DX - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 0)) // MOVQ AX, (SP) - self.Emit("MOVOU", _X0, jit.Ptr(_SP, 8)) // MOVOU X0, 8(SP) - self.Emit("MOVQ" , _DX, jit.Ptr(_SP, 24)) // MOVQ DX, 24(SP) - self.Emit("SHLQ" , jit.Imm(1), _DX) // SHLQ $1, DX - self.Emit("MOVQ" , _DX, jit.Ptr(_SP, 32)) // MOVQ DX, 32(SP) - self.call_go(_F_growslice) // CALL_GO runtime.growslice - self.Emit("MOVQ" , jit.Ptr(_SP, 40), _DI) // MOVOU 40(SP), DI - self.Emit("MOVQ" , jit.Ptr(_SP, 48), _DX) // MOVOU 48(SP), DX - self.Emit("MOVQ" , jit.Ptr(_SP, 56), _AX) // MOVQ 56(SP), AX - - /* update the slice */ - self.Emit("MOVQ", jit.Ptr(_ST, _ST_Sp), _CX) // MOVQ ST.Sp, CX - self.Emit("MOVQ", jit.Sib(_ST, _CX, 8, _ST_Vp), _SI) // MOVQ ST.Vp[CX], SI - self.Emit("MOVQ", jit.Ptr(_SI, 8), _SI) // MOVQ 8(SI), SI - self.Emit("MOVQ", _DX, jit.Ptr(_SI, 8)) // MOVQ DX, 8(SI) - self.Emit("MOVQ", _AX, jit.Ptr(_SI, 16)) // MOVQ AX, 16(AX) - self.WriteRecNotAX(8 , _DI, jit.Ptr(_SI, 0), false) // MOVQ R10, (SI) - self.Sjmp("JMP" , "_array_append") // JMP _array_append - - /* copy string */ - self.Link("copy_string") // pointer: R8, length: AX, return addr: DI - // self.Byte(0xcc) - self.Emit("MOVQ", _R8, _VAR_cs_p) - self.Emit("MOVQ", _AX, _VAR_cs_n) - self.Emit("MOVQ", _DI, _VAR_cs_LR) - self.Emit("MOVQ", _T_byte, _R8) - self.Emit("MOVQ", _R8, jit.Ptr(_SP, 0)) - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 8)) - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 16)) - self.call_go(_F_makeslice) - self.Emit("MOVQ", jit.Ptr(_SP, 24), _R8) - self.Emit("MOVQ", _R8, _VAR_cs_d) - self.Emit("MOVQ", _R8, jit.Ptr(_SP, 0)) - self.Emit("MOVQ", _VAR_cs_p, _R8) - self.Emit("MOVQ", _R8, jit.Ptr(_SP, 8)) - self.Emit("MOVQ", _VAR_cs_n, _AX) - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 16)) - self.call_go(_F_memmove) - self.Emit("MOVQ", _VAR_cs_d, _R8) - self.Emit("MOVQ", _VAR_cs_n, _AX) - self.Emit("MOVQ", _VAR_cs_LR, _DI) - // self.Byte(0xcc) - self.Rjmp("JMP", _DI) - - /* error handlers */ - self.Link("_stack_overflow") - self.Emit("MOVL" , _E_recurse, _EP) // MOVQ _E_recurse, EP - self.Sjmp("JMP" , "_error") // JMP _error - self.Link("_vtype_error") // _vtype_error: - self.Emit("MOVQ" , _DI, _IC) // MOVQ DI, IC - self.Emit("MOVL" , _E_invalid, _EP) // MOVL _E_invalid, EP - self.Sjmp("JMP" , "_error") // JMP _error - self.Link("_invalid_char") // _invalid_char: - self.Emit("SUBQ" , jit.Imm(1), _IC) // SUBQ $1, IC - self.Emit("MOVL" , _E_invalid, _EP) // MOVL _E_invalid, EP - self.Sjmp("JMP" , "_error") // JMP _error - self.Link("_unquote_error") // _unquote_error: - self.Emit("MOVQ" , _VAR_ss_Iv, _IC) // MOVQ ss.Iv, IC - self.Emit("SUBQ" , jit.Imm(1), _IC) // SUBQ $1, IC - self.Link("_parsing_error") // _parsing_error: - self.Emit("NEGQ" , _AX) // NEGQ AX - self.Emit("MOVQ" , _AX, _EP) // MOVQ AX, EP - self.Link("_error") // _error: - self.Emit("PXOR" , _X0, _X0) // PXOR X0, X0 - self.Emit("MOVOU", _X0, jit.Ptr(_VP, 0)) // MOVOU X0, (VP) - self.Sjmp("JMP" , "_epilogue") // JMP _epilogue - - /* invalid value type, never returns */ - self.Link("_invalid_vtype") - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 0)) // MOVQ AX, (SP) - self.call(_F_invalid_vtype) // CALL invalid_type - self.Emit("UD2") // UD2 - - /* switch jump table */ - self.Link("_switch_table") // _switch_table: - self.Sref("_decode_V_EOF", 0) // SREF &_decode_V_EOF, $0 - self.Sref("_decode_V_NULL", -4) // SREF &_decode_V_NULL, $-4 - self.Sref("_decode_V_TRUE", -8) // SREF &_decode_V_TRUE, $-8 - self.Sref("_decode_V_FALSE", -12) // SREF &_decode_V_FALSE, $-12 - self.Sref("_decode_V_ARRAY", -16) // SREF &_decode_V_ARRAY, $-16 - self.Sref("_decode_V_OBJECT", -20) // SREF &_decode_V_OBJECT, $-20 - self.Sref("_decode_V_STRING", -24) // SREF &_decode_V_STRING, $-24 - self.Sref("_decode_V_DOUBLE", -28) // SREF &_decode_V_DOUBLE, $-28 - self.Sref("_decode_V_INTEGER", -32) // SREF &_decode_V_INTEGER, $-32 - self.Sref("_decode_V_KEY_SEP", -36) // SREF &_decode_V_KEY_SEP, $-36 - self.Sref("_decode_V_ELEM_SEP", -40) // SREF &_decode_V_ELEM_SEP, $-40 - self.Sref("_decode_V_ARRAY_END", -44) // SREF &_decode_V_ARRAY_END, $-44 - self.Sref("_decode_V_OBJECT_END", -48) // SREF &_decode_V_OBJECT_END, $-48 - - /* fast character lookup table */ - self.Link("_decode_tab") // _decode_tab: - self.Sref("_decode_V_EOF", 0) // SREF &_decode_V_EOF, $0 - - /* generate rest of the tabs */ - for i := 1; i < 256; i++ { - if to, ok := _R_tab[i]; ok { - self.Sref(to, -int64(i) * 4) - } else { - self.Byte(0x00, 0x00, 0x00, 0x00) - } - } -} - -/** Generic Decoder **/ - -var ( - _subr_decode_value = new(_ValueDecoder).build() -) - -//go:nosplit -func invalid_vtype(vt types.ValueType) { - throw(fmt.Sprintf("invalid value type: %d", vt)) -} diff --git a/internal/decoder/generic_stkabi_amd64_test.s b/internal/decoder/generic_stkabi_amd64_test.s deleted file mode 100644 index 4e509c2f8..000000000 --- a/internal/decoder/generic_stkabi_amd64_test.s +++ /dev/null @@ -1,37 +0,0 @@ -// +build go1.16,!go1.17 - -// -// Copyright 2021 ByteDance Inc. -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// - -#include "go_asm.h" -#include "funcdata.h" -#include "textflag.h" - -TEXT ·decodeValueStub(SB), NOSPLIT, $0 - 72 - NO_LOCAL_POINTERS - PXOR X0, X0 - MOVOU X0, rv+48(FP) - MOVQ st+0(FP), BX - MOVQ sp+8(FP), R12 - MOVQ sn+16(FP), R13 - MOVQ ic+24(FP), R14 - MOVQ vp+32(FP), R15 - MOVQ df+40(FP), R10 - MOVQ ·_subr_decode_value(SB), AX - CALL AX - MOVQ R14, rp+48(FP) - MOVQ R11, ex+56(FP) - RET diff --git a/internal/encoder/mapiter.go b/internal/encoder/alg/mapiter.go similarity index 53% rename from internal/encoder/mapiter.go rename to internal/encoder/alg/mapiter.go index 63b04f9e4..5d9956a90 100644 --- a/internal/encoder/mapiter.go +++ b/internal/encoder/alg/mapiter.go @@ -14,15 +14,16 @@ * limitations under the License. */ -package encoder +package alg import ( "encoding" "reflect" + "strconv" "sync" "unsafe" - "github.com/bytedance/sonic/internal/native" + "github.com/bytedance/sonic/internal/encoder/vars" "github.com/bytedance/sonic/internal/rt" ) @@ -32,8 +33,8 @@ type _MapPair struct { m [32]byte } -type _MapIterator struct { - it rt.GoMapIterator // must be the first field +type MapIterator struct { + It rt.GoMapIterator // must be the first field kv rt.GoSlice // slice of _MapPair ki int } @@ -44,43 +45,43 @@ var ( ) func init() { - if unsafe.Offsetof(_MapIterator{}.it) != 0 { + if unsafe.Offsetof(MapIterator{}.It) != 0 { panic("_MapIterator.it is not the first field") } } -func newIterator() *_MapIterator { +func newIterator() *MapIterator { if v := iteratorPool.Get(); v == nil { - return new(_MapIterator) + return new(MapIterator) } else { - return resetIterator(v.(*_MapIterator)) + return resetIterator(v.(*MapIterator)) } } -func resetIterator(p *_MapIterator) *_MapIterator { +func resetIterator(p *MapIterator) *MapIterator { p.ki = 0 - p.it = rt.GoMapIterator{} + p.It = rt.GoMapIterator{} p.kv.Len = 0 return p } -func (self *_MapIterator) at(i int) *_MapPair { +func (self *MapIterator) at(i int) *_MapPair { return (*_MapPair)(unsafe.Pointer(uintptr(self.kv.Ptr) + uintptr(i) * unsafe.Sizeof(_MapPair{}))) } -func (self *_MapIterator) add() (p *_MapPair) { +func (self *MapIterator) add() (p *_MapPair) { p = self.at(self.kv.Len) self.kv.Len++ return } -func (self *_MapIterator) data() (p []_MapPair) { +func (self *MapIterator) data() (p []_MapPair) { *(*rt.GoSlice)(unsafe.Pointer(&p)) = self.kv return } -func (self *_MapIterator) append(t *rt.GoType, k unsafe.Pointer, v unsafe.Pointer) (err error) { +func (self *MapIterator) append(t *rt.GoType, k unsafe.Pointer, v unsafe.Pointer) (err error) { p := self.add() p.v = v @@ -94,26 +95,26 @@ func (self *_MapIterator) append(t *rt.GoType, k unsafe.Pointer, v unsafe.Pointe return nil } -func (self *_MapIterator) appendGeneric(p *_MapPair, t *rt.GoType, v reflect.Kind, k unsafe.Pointer) error { +func (self *MapIterator) appendGeneric(p *_MapPair, t *rt.GoType, v reflect.Kind, k unsafe.Pointer) error { switch v { - case reflect.Int : p.k = rt.Mem2Str(p.m[:native.I64toa(&p.m[0], int64(*(*int)(k)))]) ; return nil - case reflect.Int8 : p.k = rt.Mem2Str(p.m[:native.I64toa(&p.m[0], int64(*(*int8)(k)))]) ; return nil - case reflect.Int16 : p.k = rt.Mem2Str(p.m[:native.I64toa(&p.m[0], int64(*(*int16)(k)))]) ; return nil - case reflect.Int32 : p.k = rt.Mem2Str(p.m[:native.I64toa(&p.m[0], int64(*(*int32)(k)))]) ; return nil - case reflect.Int64 : p.k = rt.Mem2Str(p.m[:native.I64toa(&p.m[0], *(*int64)(k))]) ; return nil - case reflect.Uint : p.k = rt.Mem2Str(p.m[:native.U64toa(&p.m[0], uint64(*(*uint)(k)))]) ; return nil - case reflect.Uint8 : p.k = rt.Mem2Str(p.m[:native.U64toa(&p.m[0], uint64(*(*uint8)(k)))]) ; return nil - case reflect.Uint16 : p.k = rt.Mem2Str(p.m[:native.U64toa(&p.m[0], uint64(*(*uint16)(k)))]) ; return nil - case reflect.Uint32 : p.k = rt.Mem2Str(p.m[:native.U64toa(&p.m[0], uint64(*(*uint32)(k)))]) ; return nil - case reflect.Uint64 : p.k = rt.Mem2Str(p.m[:native.U64toa(&p.m[0], *(*uint64)(k))]) ; return nil - case reflect.Uintptr : p.k = rt.Mem2Str(p.m[:native.U64toa(&p.m[0], uint64(*(*uintptr)(k)))]) ; return nil + case reflect.Int : p.k = rt.Mem2Str(strconv.AppendInt(p.m[:0], int64(*(*int)(k)), 10)) ; return nil + case reflect.Int8 : p.k = rt.Mem2Str(strconv.AppendInt(p.m[:0], int64(*(*int8)(k)), 10)) ; return nil + case reflect.Int16 : p.k = rt.Mem2Str(strconv.AppendInt(p.m[:0], int64(*(*int16)(k)), 10)) ; return nil + case reflect.Int32 : p.k = rt.Mem2Str(strconv.AppendInt(p.m[:0], int64(*(*int32)(k)), 10)) ; return nil + case reflect.Int64 : p.k = rt.Mem2Str(strconv.AppendInt(p.m[:0], int64(*(*int64)(k)), 10)) ; return nil + case reflect.Uint : p.k = rt.Mem2Str(strconv.AppendUint(p.m[:0], uint64(*(*uint)(k)), 10)) ; return nil + case reflect.Uint8 : p.k = rt.Mem2Str(strconv.AppendUint(p.m[:0], uint64(*(*uint8)(k)), 10)) ; return nil + case reflect.Uint16 : p.k = rt.Mem2Str(strconv.AppendUint(p.m[:0], uint64(*(*uint16)(k)), 10)) ; return nil + case reflect.Uint32 : p.k = rt.Mem2Str(strconv.AppendUint(p.m[:0], uint64(*(*uint32)(k)), 10)) ; return nil + case reflect.Uint64 : p.k = rt.Mem2Str(strconv.AppendUint(p.m[:0], uint64(*(*uint64)(k)), 10)) ; return nil + case reflect.Uintptr : p.k = rt.Mem2Str(strconv.AppendUint(p.m[:0], uint64(*(*uintptr)(k)), 10)) ; return nil case reflect.Interface : return self.appendInterface(p, t, k) case reflect.Struct, reflect.Ptr : return self.appendConcrete(p, t, k) default : panic("unexpected map key type") } } -func (self *_MapIterator) appendConcrete(p *_MapPair, t *rt.GoType, k unsafe.Pointer) (err error) { +func (self *MapIterator) appendConcrete(p *_MapPair, t *rt.GoType, k unsafe.Pointer) (err error) { // compiler has already checked that the type implements the encoding.MarshalText interface if !t.Indirect() { k = *(*unsafe.Pointer)(k) @@ -127,7 +128,7 @@ func (self *_MapIterator) appendConcrete(p *_MapPair, t *rt.GoType, k unsafe.Poi return } -func (self *_MapIterator) appendInterface(p *_MapPair, t *rt.GoType, k unsafe.Pointer) (err error) { +func (self *MapIterator) appendInterface(p *_MapPair, t *rt.GoType, k unsafe.Pointer) (err error) { if len(rt.IfaceType(t).Methods) == 0 { panic("unexpected map key type") } else if p.k, err = asText(k); err == nil { @@ -137,17 +138,17 @@ func (self *_MapIterator) appendInterface(p *_MapPair, t *rt.GoType, k unsafe.Po } } -func iteratorStop(p *_MapIterator) { +func IteratorStop(p *MapIterator) { iteratorPool.Put(p) } -func iteratorNext(p *_MapIterator) { +func IteratorNext(p *MapIterator) { i := p.ki - t := &p.it + t := &p.It /* check for unordered iteration */ if i < 0 { - mapiternext(t) + rt.Mapiternext(t) return } @@ -164,12 +165,12 @@ func iteratorNext(p *_MapIterator) { p.ki++ } -func iteratorStart(t *rt.GoMapType, m *rt.GoMap, fv uint64) (*_MapIterator, error) { +func IteratorStart(t *rt.GoMapType, m *rt.GoMap, fv uint64) (*MapIterator, error) { it := newIterator() - mapiterinit(t, m, &it.it) + rt.Mapiterinit(t, m, &it.It) /* check for key-sorting, empty map don't need sorting */ - if m.Count == 0 || (fv & uint64(SortMapKeys)) == 0 { + if m.Count == 0 || (fv & (1< 0 { + // output buffer + dp := unsafe.Pointer(uintptr(b.Ptr) + uintptr(b.Len)) + dn := b.Cap - b.Len + // call native.Quote, dn is byte count it outputs + opts := uint64(0) + if double { + opts = types.F_DOUBLE_UNQUOTE + } + ret := native.Quote(sp, nb, dp, &dn, opts) + // update *buf length + b.Len += dn + + // no need more output + if ret >= 0 { + break + } + + // double buf size + *b = rt.GrowSlice(typeByte, *b, b.Cap*2) + // ret is the complement of consumed input + ret = ^ret + // update input buffer + nb -= ret + sp = unsafe.Pointer(uintptr(sp) + uintptr(ret)) + } + + runtime.KeepAlive(buf) + runtime.KeepAlive(sp) + if double { + buf = append(buf, `\""`...) + } else { + buf = append(buf, `"`...) + } + + return buf +} + +func HtmlEscape(dst []byte, src []byte) []byte { + var sidx int + + dst = append(dst, src[:0]...) // avoid check nil dst + sbuf := (*rt.GoSlice)(unsafe.Pointer(&src)) + dbuf := (*rt.GoSlice)(unsafe.Pointer(&dst)) + + /* grow dst if it is shorter */ + if cap(dst)-len(dst) < len(src)+types.BufPaddingSize { + cap := len(src)*3/2 + types.BufPaddingSize + *dbuf = rt.GrowSlice(typeByte, *dbuf, cap) + } + + for sidx < sbuf.Len { + sp := rt.Add(sbuf.Ptr, uintptr(sidx)) + dp := rt.Add(dbuf.Ptr, uintptr(dbuf.Len)) + + sn := sbuf.Len - sidx + dn := dbuf.Cap - dbuf.Len + nb := native.HTMLEscape(sp, sn, dp, &dn) + + /* check for errors */ + if dbuf.Len += dn; nb >= 0 { + break + } + + /* not enough space, grow the slice and try again */ + sidx += ^nb + *dbuf = rt.GrowSlice(typeByte, *dbuf, dbuf.Cap*2) + } + return dst +} + +func F64toa(buf []byte, v float64) ([]byte) { + if v == 0 { + return append(buf, '0') + } + buf = rt.GuardSlice2(buf, 64) + ret := native.F64toa((*byte)(rt.IndexByte(buf, len(buf))), v) + if ret > 0 { + return buf[:len(buf)+ret] + } else { + return buf + } +} + +func F32toa(buf []byte, v float32) ([]byte) { + if v == 0 { + return append(buf, '0') + } + buf = rt.GuardSlice2(buf, 64) + ret := native.F32toa((*byte)(rt.IndexByte(buf, len(buf))), v) + if ret > 0 { + return buf[:len(buf)+ret] + } else { + return buf + } +} + +func I64toa(buf []byte, v int64) ([]byte) { + buf = rt.GuardSlice2(buf, 32) + ret := native.I64toa((*byte)(rt.IndexByte(buf, len(buf))), v) + if ret > 0 { + return buf[:len(buf)+ret] + } else { + return buf + } +} + +func U64toa(buf []byte, v uint64) ([]byte) { + buf = rt.GuardSlice2(buf, 32) + ret := native.U64toa((*byte)(rt.IndexByte(buf, len(buf))), v) + if ret > 0 { + return buf[:len(buf)+ret] + } else { + return buf + } +} + diff --git a/internal/encoder/alg/spec_compat.go b/internal/encoder/alg/spec_compat.go new file mode 100644 index 000000000..aba6331f4 --- /dev/null +++ b/internal/encoder/alg/spec_compat.go @@ -0,0 +1,156 @@ +// +build !amd64,!arm64 go1.23 !go1.16 arm64,!go1.20 + +/** + * Copyright 2024 ByteDance Inc. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package alg + +import ( + _ "unsafe" + "unicode/utf8" + "strconv" + "bytes" + "encoding/json" + + "github.com/bytedance/sonic/internal/rt" +) + +// Valid validates json and returns first non-blank character position, +// if it is only one valid json value. +// Otherwise returns invalid character position using start. +// +// Note: it does not check for the invalid UTF-8 characters. +func Valid(data []byte) (ok bool, start int) { + ok = json.Valid(data) + return ok, 0 +} + +var typeByte = rt.UnpackEface(byte(0)).Type + +func Quote(e []byte, s string, double bool) []byte { + if len(s) == 0 { + if double { + return append(e, `"\"\""`...) + } + return append(e, `""`...) + } + + b := e + ss := len(e) + e = append(e, '"') + start := 0 + + for i := 0; i < len(s); { + if b := s[i]; b < utf8.RuneSelf { + if safeSet[b] { + i++ + continue + } + if start < i { + e = append(e, s[start:i]...) + } + e = append(e, '\\') + switch b { + case '\\', '"': + e = append(e, b) + case '\n': + e = append(e, 'n') + case '\r': + e = append(e, 'r') + case '\t': + e = append(e, 't') + default: + // This encodes bytes < 0x20 except for \t, \n and \r. + // If escapeHTML is set, it also escapes <, >, and & + // because they can lead to security holes when + // user-controlled strings are rendered into JSON + // and served to some browsers. + e = append(e, `u00`...) + e = append(e, hex[b>>4]) + e = append(e, hex[b&0xF]) + } + i++ + start = i + continue + } + c, size := utf8.DecodeRuneInString(s[i:]) + // if correct && c == utf8.RuneError && size == 1 { + // if start < i { + // e = append(e, s[start:i]...) + // } + // e = append(e, `\ufffd`...) + // i += size + // start = i + // continue + // } + if c == '\u2028' || c == '\u2029' { + if start < i { + e = append(e, s[start:i]...) + } + e = append(e, `\u202`...) + e = append(e, hex[c&0xF]) + i += size + start = i + continue + } + i += size + } + + if start < len(s) { + e = append(e, s[start:]...) + } + e = append(e, '"') + + if double { + return strconv.AppendQuote(b, string(e[ss:])) + } else { + return e + } +} + +var ( + //go:linkname safeSet encoding/json.safeSet + safeSet [utf8.RuneSelf]bool + + //go:linkname hex encoding/json.hex + hex string +) + +func HtmlEscape(dst []byte, src []byte) []byte { + buf := bytes.NewBuffer(dst) + json.HTMLEscape(buf, src) + return buf.Bytes() +} + +func F64toa(buf []byte, v float64) ([]byte) { + bs := bytes.NewBuffer(buf) + _ = json.NewEncoder(bs).Encode(v) + return bs.Bytes() +} + +func F32toa(buf []byte, v float32) ([]byte) { + bs := bytes.NewBuffer(buf) + _ = json.NewEncoder(bs).Encode(v) + return bs.Bytes() +} + +func I64toa(buf []byte, v int64) ([]byte) { + return strconv.AppendInt(buf, int64(v), 10) +} + +func U64toa(buf []byte, v uint64) ([]byte) { + return strconv.AppendUint(buf, v, 10) +} diff --git a/internal/encoder/asm.s b/internal/encoder/asm.s deleted file mode 100644 index e69de29bb..000000000 diff --git a/internal/encoder/asm_stubs_amd64_go116.go b/internal/encoder/asm_stubs_amd64_go116.go deleted file mode 100644 index 0a99f30ab..000000000 --- a/internal/encoder/asm_stubs_amd64_go116.go +++ /dev/null @@ -1,51 +0,0 @@ -// +build go1.16,!go1.17 - -// Copyright 2023 CloudWeGo Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package encoder - -import ( - `strconv` - - `github.com/bytedance/sonic/internal/jit` - `github.com/twitchyliquid64/golang-asm/obj` - `github.com/twitchyliquid64/golang-asm/obj/x86` -) - -var ( - _V_writeBarrier = jit.Imm(int64(_runtime_writeBarrier)) - - _F_gcWriteBarrierAX = jit.Func(gcWriteBarrierAX) -) - -func (self *_Assembler) WritePtr(i int, ptr obj.Addr, rec obj.Addr) { - if rec.Reg == x86.REG_AX || rec.Index == x86.REG_AX { - panic("rec contains AX!") - } - self.Emit("MOVQ", _V_writeBarrier, _R10) - self.Emit("CMPL", jit.Ptr(_R10, 0), jit.Imm(0)) - self.Sjmp("JE", "_no_writeBarrier" + strconv.Itoa(i) + "_{n}") - self.Emit("MOVQ", ptr, _AX) - self.xsave(_DI) - self.Emit("LEAQ", rec, _DI) - self.Emit("MOVQ", _F_gcWriteBarrierAX, _R10) // MOVQ ${fn}, AX - self.Rjmp("CALL", _R10) - self.xload(_DI) - self.Sjmp("JMP", "_end_writeBarrier" + strconv.Itoa(i) + "_{n}") - self.Link("_no_writeBarrier" + strconv.Itoa(i) + "_{n}") - self.Emit("MOVQ", ptr, rec) - self.Link("_end_writeBarrier" + strconv.Itoa(i) + "_{n}") -} - diff --git a/internal/encoder/assembler_regabi_amd64.go b/internal/encoder/assembler_regabi_amd64.go deleted file mode 100644 index 4a372f0f0..000000000 --- a/internal/encoder/assembler_regabi_amd64.go +++ /dev/null @@ -1,1176 +0,0 @@ -// +build go1.17,!go1.23 - -/* - * Copyright 2021 ByteDance Inc. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package encoder - -import ( - `fmt` - `reflect` - `strconv` - `unsafe` - - `github.com/bytedance/sonic/internal/cpu` - `github.com/bytedance/sonic/internal/jit` - `github.com/bytedance/sonic/internal/native/types` - `github.com/twitchyliquid64/golang-asm/obj` - `github.com/twitchyliquid64/golang-asm/obj/x86` - - `github.com/bytedance/sonic/internal/native` - `github.com/bytedance/sonic/internal/rt` -) - -/** Register Allocations - * - * State Registers: - * - * %rbx : stack base - * %rdi : result pointer - * %rsi : result length - * %rdx : result capacity - * %r12 : sp->p - * %r13 : sp->q - * %r14 : sp->x - * %r15 : sp->f - * - * Error Registers: - * - * %r10 : error type register - * %r11 : error pointer register - */ - -/** Function Prototype & Stack Map - * - * func (buf *[]byte, p unsafe.Pointer, sb *_Stack, fv uint64) (err error) - * - * buf : (FP) - * p : 8(FP) - * sb : 16(FP) - * fv : 24(FP) - * err.vt : 32(FP) - * err.vp : 40(FP) - */ - -const ( - _S_cond = iota - _S_init -) - -const ( - _FP_args = 32 // 32 bytes for spill registers of arguments - _FP_fargs = 40 // 40 bytes for passing arguments to other Go functions - _FP_saves = 64 // 64 bytes for saving the registers before CALL instructions - _FP_locals = 24 // 24 bytes for local variables -) - -const ( - _FP_loffs = _FP_fargs + _FP_saves - _FP_offs = _FP_loffs + _FP_locals - // _FP_offs = _FP_loffs + _FP_locals + _FP_debug - _FP_size = _FP_offs + 8 // 8 bytes for the parent frame pointer - _FP_base = _FP_size + 8 // 8 bytes for the return address -) - -const ( - _FM_exp32 = 0x7f800000 - _FM_exp64 = 0x7ff0000000000000 -) - -const ( - _IM_null = 0x6c6c756e // 'null' - _IM_true = 0x65757274 // 'true' - _IM_fals = 0x736c6166 // 'fals' ('false' without the 'e') - _IM_open = 0x00225c22 // '"\"∅' - _IM_array = 0x5d5b // '[]' - _IM_object = 0x7d7b // '{}' - _IM_mulv = -0x5555555555555555 -) - -const ( - _LB_more_space = "_more_space" - _LB_more_space_return = "_more_space_return_" -) - -const ( - _LB_error = "_error" - _LB_error_too_deep = "_error_too_deep" - _LB_error_invalid_number = "_error_invalid_number" - _LB_error_nan_or_infinite = "_error_nan_or_infinite" - _LB_panic = "_panic" -) - -var ( - _AX = jit.Reg("AX") - _BX = jit.Reg("BX") - _CX = jit.Reg("CX") - _DX = jit.Reg("DX") - _DI = jit.Reg("DI") - _SI = jit.Reg("SI") - _BP = jit.Reg("BP") - _SP = jit.Reg("SP") - _R8 = jit.Reg("R8") - _R9 = jit.Reg("R9") -) - -var ( - _X0 = jit.Reg("X0") - _X15 = jit.Reg("X15") - _Y0 = jit.Reg("Y0") -) - -var ( - _ST = jit.Reg("R15") // can't use R14 since it's always scratched by Go... - _RP = jit.Reg("DI") - _RL = jit.Reg("SI") - _RC = jit.Reg("DX") -) - -var ( - _LR = jit.Reg("R9") - _ET = jit.Reg("AX") - _EP = jit.Reg("BX") -) - -var ( - _SP_p = jit.Reg("R10") // saved on BX when call_c - _SP_q = jit.Reg("R11") // saved on BP when call_c - _SP_x = jit.Reg("R12") - _SP_f = jit.Reg("R13") -) - -var ( - _ARG_rb = jit.Ptr(_SP, _FP_base) - _ARG_vp = jit.Ptr(_SP, _FP_base + 8) - _ARG_sb = jit.Ptr(_SP, _FP_base + 16) - _ARG_fv = jit.Ptr(_SP, _FP_base + 24) -) - -var ( - _RET_et = _ET - _RET_ep = _EP -) - -var ( - _VAR_sp = jit.Ptr(_SP, _FP_fargs + _FP_saves) - _VAR_dn = jit.Ptr(_SP, _FP_fargs + _FP_saves + 8) - _VAR_vp = jit.Ptr(_SP, _FP_fargs + _FP_saves + 16) -) - -var ( - _REG_ffi = []obj.Addr{ _RP, _RL, _RC, _SP_q} - _REG_b64 = []obj.Addr{_SP_p, _SP_q} - - _REG_all = []obj.Addr{_ST, _SP_x, _SP_f, _SP_p, _SP_q, _RP, _RL, _RC} - _REG_ms = []obj.Addr{_ST, _SP_x, _SP_f, _SP_p, _SP_q, _LR} - _REG_enc = []obj.Addr{_ST, _SP_x, _SP_f, _SP_p, _SP_q, _RL} -) - -type _Assembler struct { - jit.BaseAssembler - p _Program - x int - name string -} - -func newAssembler(p _Program) *_Assembler { - return new(_Assembler).Init(p) -} - -/** Assembler Interface **/ - -func (self *_Assembler) Load() _Encoder { - return ptoenc(self.BaseAssembler.Load("encode_"+self.name, _FP_size, _FP_args, argPtrs, localPtrs)) -} - -func (self *_Assembler) Init(p _Program) *_Assembler { - self.p = p - self.BaseAssembler.Init(self.compile) - return self -} - -func (self *_Assembler) compile() { - self.prologue() - self.instrs() - self.epilogue() - self.builtins() -} - -/** Assembler Stages **/ - -var _OpFuncTab = [256]func(*_Assembler, *_Instr) { - _OP_null : (*_Assembler)._asm_OP_null, - _OP_empty_arr : (*_Assembler)._asm_OP_empty_arr, - _OP_empty_obj : (*_Assembler)._asm_OP_empty_obj, - _OP_bool : (*_Assembler)._asm_OP_bool, - _OP_i8 : (*_Assembler)._asm_OP_i8, - _OP_i16 : (*_Assembler)._asm_OP_i16, - _OP_i32 : (*_Assembler)._asm_OP_i32, - _OP_i64 : (*_Assembler)._asm_OP_i64, - _OP_u8 : (*_Assembler)._asm_OP_u8, - _OP_u16 : (*_Assembler)._asm_OP_u16, - _OP_u32 : (*_Assembler)._asm_OP_u32, - _OP_u64 : (*_Assembler)._asm_OP_u64, - _OP_f32 : (*_Assembler)._asm_OP_f32, - _OP_f64 : (*_Assembler)._asm_OP_f64, - _OP_str : (*_Assembler)._asm_OP_str, - _OP_bin : (*_Assembler)._asm_OP_bin, - _OP_quote : (*_Assembler)._asm_OP_quote, - _OP_number : (*_Assembler)._asm_OP_number, - _OP_eface : (*_Assembler)._asm_OP_eface, - _OP_iface : (*_Assembler)._asm_OP_iface, - _OP_byte : (*_Assembler)._asm_OP_byte, - _OP_text : (*_Assembler)._asm_OP_text, - _OP_deref : (*_Assembler)._asm_OP_deref, - _OP_index : (*_Assembler)._asm_OP_index, - _OP_load : (*_Assembler)._asm_OP_load, - _OP_save : (*_Assembler)._asm_OP_save, - _OP_drop : (*_Assembler)._asm_OP_drop, - _OP_drop_2 : (*_Assembler)._asm_OP_drop_2, - _OP_recurse : (*_Assembler)._asm_OP_recurse, - _OP_is_nil : (*_Assembler)._asm_OP_is_nil, - _OP_is_nil_p1 : (*_Assembler)._asm_OP_is_nil_p1, - _OP_is_zero_1 : (*_Assembler)._asm_OP_is_zero_1, - _OP_is_zero_2 : (*_Assembler)._asm_OP_is_zero_2, - _OP_is_zero_4 : (*_Assembler)._asm_OP_is_zero_4, - _OP_is_zero_8 : (*_Assembler)._asm_OP_is_zero_8, - _OP_is_zero_map : (*_Assembler)._asm_OP_is_zero_map, - _OP_goto : (*_Assembler)._asm_OP_goto, - _OP_map_iter : (*_Assembler)._asm_OP_map_iter, - _OP_map_stop : (*_Assembler)._asm_OP_map_stop, - _OP_map_check_key : (*_Assembler)._asm_OP_map_check_key, - _OP_map_write_key : (*_Assembler)._asm_OP_map_write_key, - _OP_map_value_next : (*_Assembler)._asm_OP_map_value_next, - _OP_slice_len : (*_Assembler)._asm_OP_slice_len, - _OP_slice_next : (*_Assembler)._asm_OP_slice_next, - _OP_marshal : (*_Assembler)._asm_OP_marshal, - _OP_marshal_p : (*_Assembler)._asm_OP_marshal_p, - _OP_marshal_text : (*_Assembler)._asm_OP_marshal_text, - _OP_marshal_text_p : (*_Assembler)._asm_OP_marshal_text_p, - _OP_cond_set : (*_Assembler)._asm_OP_cond_set, - _OP_cond_testc : (*_Assembler)._asm_OP_cond_testc, -} - -func (self *_Assembler) instr(v *_Instr) { - if fn := _OpFuncTab[v.op()]; fn != nil { - fn(self, v) - } else { - panic(fmt.Sprintf("invalid opcode: %d", v.op())) - } -} - -func (self *_Assembler) instrs() { - for i, v := range self.p { - self.Mark(i) - self.instr(&v) - self.debug_instr(i, &v) - } -} - -func (self *_Assembler) builtins() { - self.more_space() - self.error_too_deep() - self.error_invalid_number() - self.error_nan_or_infinite() - self.go_panic() -} - -func (self *_Assembler) epilogue() { - self.Mark(len(self.p)) - self.Emit("XORL", _ET, _ET) - self.Emit("XORL", _EP, _EP) - self.Link(_LB_error) - self.Emit("MOVQ", _ARG_rb, _CX) // MOVQ rb<>+0(FP), CX - self.Emit("MOVQ", _RL, jit.Ptr(_CX, 8)) // MOVQ RL, 8(CX) - self.Emit("MOVQ", jit.Imm(0), _ARG_rb) // MOVQ AX, rb<>+0(FP) - self.Emit("MOVQ", jit.Imm(0), _ARG_vp) // MOVQ BX, vp<>+8(FP) - self.Emit("MOVQ", jit.Imm(0), _ARG_sb) // MOVQ CX, sb<>+16(FP) - self.Emit("MOVQ", jit.Ptr(_SP, _FP_offs), _BP) // MOVQ _FP_offs(SP), BP - self.Emit("ADDQ", jit.Imm(_FP_size), _SP) // ADDQ $_FP_size, SP - self.Emit("RET") // RET -} - -func (self *_Assembler) prologue() { - self.Emit("SUBQ", jit.Imm(_FP_size), _SP) // SUBQ $_FP_size, SP - self.Emit("MOVQ", _BP, jit.Ptr(_SP, _FP_offs)) // MOVQ BP, _FP_offs(SP) - self.Emit("LEAQ", jit.Ptr(_SP, _FP_offs), _BP) // LEAQ _FP_offs(SP), BP - self.Emit("MOVQ", _AX, _ARG_rb) // MOVQ AX, rb<>+0(FP) - self.Emit("MOVQ", _BX, _ARG_vp) // MOVQ BX, vp<>+8(FP) - self.Emit("MOVQ", _CX, _ARG_sb) // MOVQ CX, sb<>+16(FP) - self.Emit("MOVQ", _DI, _ARG_fv) // MOVQ DI, rb<>+24(FP) - self.Emit("MOVQ", jit.Ptr(_AX, 0), _RP) // MOVQ (AX) , DI - self.Emit("MOVQ", jit.Ptr(_AX, 8), _RL) // MOVQ 8(AX) , SI - self.Emit("MOVQ", jit.Ptr(_AX, 16), _RC) // MOVQ 16(AX), DX - self.Emit("MOVQ", _BX, _SP_p) // MOVQ BX, R10 - self.Emit("MOVQ", _CX, _ST) // MOVQ CX, R8 - self.Emit("XORL", _SP_x, _SP_x) // XORL R10, R12 - self.Emit("XORL", _SP_f, _SP_f) // XORL R11, R13 - self.Emit("XORL", _SP_q, _SP_q) // XORL R13, R11 -} - -/** Assembler Inline Functions **/ - -func (self *_Assembler) xsave(reg ...obj.Addr) { - for i, v := range reg { - if i > _FP_saves / 8 - 1 { - panic("too many registers to save") - } else { - self.Emit("MOVQ", v, jit.Ptr(_SP, _FP_fargs + int64(i) * 8)) - } - } -} - -func (self *_Assembler) xload(reg ...obj.Addr) { - for i, v := range reg { - if i > _FP_saves / 8 - 1 { - panic("too many registers to load") - } else { - self.Emit("MOVQ", jit.Ptr(_SP, _FP_fargs + int64(i) * 8), v) - } - } -} - -func (self *_Assembler) rbuf_di() { - if _RP.Reg != x86.REG_DI { - panic("register allocation messed up: RP != DI") - } else { - self.Emit("ADDQ", _RL, _RP) - } -} - -func (self *_Assembler) store_int(nd int, fn obj.Addr, ins string) { - self.check_size(nd) - self.save_c() // SAVE $C_regs - self.rbuf_di() // MOVQ RP, DI - self.Emit(ins, jit.Ptr(_SP_p, 0), _SI) // $ins (SP.p), SI - self.call_c(fn) // CALL_C $fn - self.Emit("ADDQ", _AX, _RL) // ADDQ AX, RL -} - -func (self *_Assembler) store_str(s string) { - i := 0 - m := rt.Str2Mem(s) - - /* 8-byte stores */ - for i <= len(m) - 8 { - self.Emit("MOVQ", jit.Imm(rt.Get64(m[i:])), _AX) // MOVQ $s[i:], AX - self.Emit("MOVQ", _AX, jit.Sib(_RP, _RL, 1, int64(i))) // MOVQ AX, i(RP)(RL) - i += 8 - } - - /* 4-byte stores */ - if i <= len(m) - 4 { - self.Emit("MOVL", jit.Imm(int64(rt.Get32(m[i:]))), jit.Sib(_RP, _RL, 1, int64(i))) // MOVL $s[i:], i(RP)(RL) - i += 4 - } - - /* 2-byte stores */ - if i <= len(m) - 2 { - self.Emit("MOVW", jit.Imm(int64(rt.Get16(m[i:]))), jit.Sib(_RP, _RL, 1, int64(i))) // MOVW $s[i:], i(RP)(RL) - i += 2 - } - - /* last byte */ - if i < len(m) { - self.Emit("MOVB", jit.Imm(int64(m[i])), jit.Sib(_RP, _RL, 1, int64(i))) // MOVB $s[i:], i(RP)(RL) - } -} - -func (self *_Assembler) check_size(n int) { - self.check_size_rl(jit.Ptr(_RL, int64(n))) -} - -func (self *_Assembler) check_size_r(r obj.Addr, d int) { - self.check_size_rl(jit.Sib(_RL, r, 1, int64(d))) -} - -func (self *_Assembler) check_size_rl(v obj.Addr) { - idx := self.x - key := _LB_more_space_return + strconv.Itoa(idx) - - /* the following code relies on LR == R9 to work */ - if _LR.Reg != x86.REG_R9 { - panic("register allocation messed up: LR != R9") - } - - /* check for buffer capacity */ - self.x++ - self.Emit("LEAQ", v, _AX) // LEAQ $v, AX - self.Emit("CMPQ", _AX, _RC) // CMPQ AX, RC - self.Sjmp("JBE" , key) // JBE _more_space_return_{n} - self.slice_grow_ax(key) // GROW $key - self.Link(key) // _more_space_return_{n}: -} - -func (self *_Assembler) slice_grow_ax(ret string) { - self.Byte(0x4c, 0x8d, 0x0d) // LEAQ ?(PC), R9 - self.Sref(ret, 4) // .... &ret - self.Sjmp("JMP" , _LB_more_space) // JMP _more_space -} - -/** State Stack Helpers **/ - -const ( - _StateSize = int64(unsafe.Sizeof(_State{})) - _StackLimit = _MaxStack * _StateSize -) - -func (self *_Assembler) save_state() { - self.Emit("MOVQ", jit.Ptr(_ST, 0), _CX) // MOVQ (ST), CX - self.Emit("LEAQ", jit.Ptr(_CX, _StateSize), _R9) // LEAQ _StateSize(CX), R9 - self.Emit("CMPQ", _R9, jit.Imm(_StackLimit)) // CMPQ R9, $_StackLimit - self.Sjmp("JAE" , _LB_error_too_deep) // JA _error_too_deep - self.Emit("MOVQ", _SP_x, jit.Sib(_ST, _CX, 1, 8)) // MOVQ SP.x, 8(ST)(CX) - self.Emit("MOVQ", _SP_f, jit.Sib(_ST, _CX, 1, 16)) // MOVQ SP.f, 16(ST)(CX) - self.WritePtr(0, _SP_p, jit.Sib(_ST, _CX, 1, 24)) // MOVQ SP.p, 24(ST)(CX) - self.WritePtr(1, _SP_q, jit.Sib(_ST, _CX, 1, 32)) // MOVQ SP.q, 32(ST)(CX) - self.Emit("MOVQ", _R9, jit.Ptr(_ST, 0)) // MOVQ R9, (ST) -} - -func (self *_Assembler) drop_state(decr int64) { - self.Emit("MOVQ" , jit.Ptr(_ST, 0), _AX) // MOVQ (ST), AX - self.Emit("SUBQ" , jit.Imm(decr), _AX) // SUBQ $decr, AX - self.Emit("MOVQ" , _AX, jit.Ptr(_ST, 0)) // MOVQ AX, (ST) - self.Emit("MOVQ" , jit.Sib(_ST, _AX, 1, 8), _SP_x) // MOVQ 8(ST)(AX), SP.x - self.Emit("MOVQ" , jit.Sib(_ST, _AX, 1, 16), _SP_f) // MOVQ 16(ST)(AX), SP.f - self.Emit("MOVQ" , jit.Sib(_ST, _AX, 1, 24), _SP_p) // MOVQ 24(ST)(AX), SP.p - self.Emit("MOVQ" , jit.Sib(_ST, _AX, 1, 32), _SP_q) // MOVQ 32(ST)(AX), SP.q - self.Emit("PXOR" , _X0, _X0) // PXOR X0, X0 - self.Emit("MOVOU", _X0, jit.Sib(_ST, _AX, 1, 8)) // MOVOU X0, 8(ST)(AX) - self.Emit("MOVOU", _X0, jit.Sib(_ST, _AX, 1, 24)) // MOVOU X0, 24(ST)(AX) -} - -/** Buffer Helpers **/ - -func (self *_Assembler) add_char(ch byte) { - self.Emit("MOVB", jit.Imm(int64(ch)), jit.Sib(_RP, _RL, 1, 0)) // MOVB $ch, (RP)(RL) - self.Emit("ADDQ", jit.Imm(1), _RL) // ADDQ $1, RL -} - -func (self *_Assembler) add_long(ch uint32, n int64) { - self.Emit("MOVL", jit.Imm(int64(ch)), jit.Sib(_RP, _RL, 1, 0)) // MOVL $ch, (RP)(RL) - self.Emit("ADDQ", jit.Imm(n), _RL) // ADDQ $n, RL -} - -func (self *_Assembler) add_text(ss string) { - self.store_str(ss) // TEXT $ss - self.Emit("ADDQ", jit.Imm(int64(len(ss))), _RL) // ADDQ ${len(ss)}, RL -} - -// get *buf at AX -func (self *_Assembler) prep_buffer_AX() { - self.Emit("MOVQ", _ARG_rb, _AX) // MOVQ rb<>+0(FP), AX - self.Emit("MOVQ", _RL, jit.Ptr(_AX, 8)) // MOVQ RL, 8(AX) -} - -func (self *_Assembler) save_buffer() { - self.Emit("MOVQ", _ARG_rb, _CX) // MOVQ rb<>+0(FP), CX - self.Emit("MOVQ", _RP, jit.Ptr(_CX, 0)) // MOVQ RP, (CX) - self.Emit("MOVQ", _RL, jit.Ptr(_CX, 8)) // MOVQ RL, 8(CX) - self.Emit("MOVQ", _RC, jit.Ptr(_CX, 16)) // MOVQ RC, 16(CX) -} - -// get *buf at AX -func (self *_Assembler) load_buffer_AX() { - self.Emit("MOVQ", _ARG_rb, _AX) // MOVQ rb<>+0(FP), AX - self.Emit("MOVQ", jit.Ptr(_AX, 0), _RP) // MOVQ (AX), RP - self.Emit("MOVQ", jit.Ptr(_AX, 8), _RL) // MOVQ 8(AX), RL - self.Emit("MOVQ", jit.Ptr(_AX, 16), _RC) // MOVQ 16(AX), RC -} - -/** Function Interface Helpers **/ - -func (self *_Assembler) call(pc obj.Addr) { - self.Emit("MOVQ", pc, _LR) // MOVQ $pc, AX - self.Rjmp("CALL", _LR) // CALL AX -} - -func (self *_Assembler) save_c() { - self.xsave(_REG_ffi...) // SAVE $REG_ffi -} - -func (self *_Assembler) call_b64(pc obj.Addr) { - self.xsave(_REG_b64...) // SAVE $REG_all - self.call(pc) // CALL $pc - self.xload(_REG_b64...) // LOAD $REG_ffi -} - -func (self *_Assembler) call_c(pc obj.Addr) { - self.Emit("XCHGQ", _SP_p, _BX) - self.call(pc) // CALL $pc - self.xload(_REG_ffi...) // LOAD $REG_ffi - self.Emit("XCHGQ", _SP_p, _BX) - self.Emit("XORPS", _X15, _X15) -} - -func (self *_Assembler) call_go(pc obj.Addr) { - self.xsave(_REG_all...) // SAVE $REG_all - self.call(pc) // CALL $pc - self.xload(_REG_all...) // LOAD $REG_all -} - -func (self *_Assembler) call_more_space(pc obj.Addr) { - self.xsave(_REG_ms...) // SAVE $REG_all - self.call(pc) // CALL $pc - self.xload(_REG_ms...) // LOAD $REG_all -} - -func (self *_Assembler) call_encoder(pc obj.Addr) { - self.xsave(_REG_enc...) // SAVE $REG_all - self.call(pc) // CALL $pc - self.xload(_REG_enc...) // LOAD $REG_all -} - -func (self *_Assembler) call_marshaler(fn obj.Addr, it *rt.GoType, vt reflect.Type) { - switch vt.Kind() { - case reflect.Interface : self.call_marshaler_i(fn, it) - case reflect.Ptr, reflect.Map : self.call_marshaler_v(fn, it, vt, true) - // struct/array of 1 direct iface type can be direct - default : self.call_marshaler_v(fn, it, vt, !rt.UnpackType(vt).Indirect()) - } -} - -func (self *_Assembler) call_marshaler_i(fn obj.Addr, it *rt.GoType) { - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _AX) // MOVQ (SP.p), AX - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JZ" , "_null_{n}") // JZ _null_{n} - self.Emit("MOVQ" , _AX, _BX) // MOVQ AX, BX - self.Emit("MOVQ" , jit.Ptr(_SP_p, 8), _CX) // MOVQ 8(SP.p), CX - self.Emit("MOVQ" , jit.Gtype(it), _AX) // MOVQ $it, AX - self.call_go(_F_assertI2I) // CALL_GO assertI2I - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JZ" , "_null_{n}") // JZ _null_{n} - self.Emit("MOVQ", _BX, _CX) // MOVQ BX, CX - self.Emit("MOVQ", _AX, _BX) // MOVQ AX, BX - self.prep_buffer_AX() - self.Emit("MOVQ", _ARG_fv, _DI) // MOVQ ARG.fv, DI - self.call_go(fn) // CALL $fn - self.Emit("TESTQ", _ET, _ET) // TESTQ ET, ET - self.Sjmp("JNZ" , _LB_error) // JNZ _error - self.load_buffer_AX() - self.Sjmp("JMP" , "_done_{n}") // JMP _done_{n} - self.Link("_null_{n}") // _null_{n}: - self.check_size(4) // SIZE $4 - self.Emit("MOVL", jit.Imm(_IM_null), jit.Sib(_RP, _RL, 1, 0)) // MOVL $'null', (RP)(RL*1) - self.Emit("ADDQ", jit.Imm(4), _RL) // ADDQ $4, RL - self.Link("_done_{n}") // _done_{n}: -} - -func (self *_Assembler) call_marshaler_v(fn obj.Addr, it *rt.GoType, vt reflect.Type, deref bool) { - self.prep_buffer_AX() // MOVE {buf}, (SP) - self.Emit("MOVQ", jit.Itab(it, vt), _BX) // MOVQ $(itab(it, vt)), BX - - /* dereference the pointer if needed */ - if !deref { - self.Emit("MOVQ", _SP_p, _CX) // MOVQ SP.p, CX - } else { - self.Emit("MOVQ", jit.Ptr(_SP_p, 0), _CX) // MOVQ 0(SP.p), CX - } - - /* call the encoder, and perform error checks */ - self.Emit("MOVQ", _ARG_fv, _DI) // MOVQ ARG.fv, DI - self.call_go(fn) // CALL $fn - self.Emit("TESTQ", _ET, _ET) // TESTQ ET, ET - self.Sjmp("JNZ" , _LB_error) // JNZ _error - self.load_buffer_AX() -} - -/** Builtin: _more_space **/ - -var ( - _T_byte = jit.Type(byteType) - _F_growslice = jit.Func(rt.GrowSlice) -) - -// AX must saving n -func (self *_Assembler) more_space() { - self.Link(_LB_more_space) - self.Emit("MOVQ", _RP, _BX) // MOVQ DI, BX - self.Emit("MOVQ", _RL, _CX) // MOVQ SI, CX - self.Emit("MOVQ", _RC, _DI) // MOVQ DX, DI - self.Emit("MOVQ", _AX, _SI) // MOVQ AX, SI - self.Emit("MOVQ", _T_byte, _AX) // MOVQ $_T_byte, AX - self.call_more_space(_F_growslice) // CALL $pc - self.Emit("MOVQ", _AX, _RP) // MOVQ AX, DI - self.Emit("MOVQ", _BX, _RL) // MOVQ BX, SI - self.Emit("MOVQ", _CX, _RC) // MOVQ CX, DX - self.save_buffer() // SAVE {buf} - self.Rjmp("JMP" , _LR) // JMP LR -} - -/** Builtin Errors **/ - -var ( - _V_ERR_too_deep = jit.Imm(int64(uintptr(unsafe.Pointer(_ERR_too_deep)))) - _V_ERR_nan_or_infinite = jit.Imm(int64(uintptr(unsafe.Pointer(_ERR_nan_or_infinite)))) - _I_json_UnsupportedValueError = jit.Itab(rt.UnpackType(errorType), jsonUnsupportedValueType) -) - -func (self *_Assembler) error_too_deep() { - self.Link(_LB_error_too_deep) - self.Emit("MOVQ", _V_ERR_too_deep, _EP) // MOVQ $_V_ERR_too_deep, EP - self.Emit("MOVQ", _I_json_UnsupportedValueError, _ET) // MOVQ $_I_json_UnsupportedValuError, ET - self.Sjmp("JMP" , _LB_error) // JMP _error -} - -func (self *_Assembler) error_invalid_number() { - self.Link(_LB_error_invalid_number) - self.Emit("MOVQ", jit.Ptr(_SP_p, 0), _AX) // MOVQ 0(SP), AX - self.Emit("MOVQ", jit.Ptr(_SP_p, 8), _BX) // MOVQ 8(SP), BX - self.call_go(_F_error_number) // CALL_GO error_number - self.Sjmp("JMP" , _LB_error) // JMP _error -} - -func (self *_Assembler) error_nan_or_infinite() { - self.Link(_LB_error_nan_or_infinite) - self.Emit("MOVQ", _V_ERR_nan_or_infinite, _EP) // MOVQ $_V_ERR_nan_or_infinite, EP - self.Emit("MOVQ", _I_json_UnsupportedValueError, _ET) // MOVQ $_I_json_UnsupportedValuError, ET - self.Sjmp("JMP" , _LB_error) // JMP _error -} - -/** String Encoding Routine **/ - -var ( - _F_quote = jit.Imm(int64(native.S_quote)) - _F_panic = jit.Func(goPanic) -) - -func (self *_Assembler) go_panic() { - self.Link(_LB_panic) - self.Emit("MOVQ", _SP_p, _BX) - self.call_go(_F_panic) -} - -func (self *_Assembler) encode_string(doubleQuote bool) { - self.Emit("MOVQ" , jit.Ptr(_SP_p, 8), _AX) // MOVQ 8(SP.p), AX - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JZ" , "_str_empty_{n}") // JZ _str_empty_{n} - self.Emit("CMPQ", jit.Ptr(_SP_p, 0), jit.Imm(0)) - self.Sjmp("JNE" , "_str_next_{n}") - self.Emit("MOVQ", jit.Imm(int64(panicNilPointerOfNonEmptyString)), _AX) - self.Sjmp("JMP", _LB_panic) - self.Link("_str_next_{n}") - - /* openning quote, check for double quote */ - if !doubleQuote { - self.check_size_r(_AX, 2) // SIZE $2 - self.add_char('"') // CHAR $'"' - } else { - self.check_size_r(_AX, 6) // SIZE $6 - self.add_long(_IM_open, 3) // TEXT $`"\"` - } - - /* quoting loop */ - self.Emit("XORL", _AX, _AX) // XORL AX, AX - self.Emit("MOVQ", _AX, _VAR_sp) // MOVQ AX, sp - self.Link("_str_loop_{n}") // _str_loop_{n}: - self.save_c() // SAVE $REG_ffi - - /* load the output buffer first, and then input buffer, - * because the parameter registers collide with RP / RL / RC */ - self.Emit("MOVQ", _RC, _CX) // MOVQ RC, CX - self.Emit("SUBQ", _RL, _CX) // SUBQ RL, CX - self.Emit("MOVQ", _CX, _VAR_dn) // MOVQ CX, dn - self.Emit("LEAQ", jit.Sib(_RP, _RL, 1, 0), _DX) // LEAQ (RP)(RL), DX - self.Emit("LEAQ", _VAR_dn, _CX) // LEAQ dn, CX - self.Emit("MOVQ", _VAR_sp, _AX) // MOVQ sp, AX - self.Emit("MOVQ", jit.Ptr(_SP_p, 0), _DI) // MOVQ (SP.p), DI - self.Emit("MOVQ", jit.Ptr(_SP_p, 8), _SI) // MOVQ 8(SP.p), SI - self.Emit("ADDQ", _AX, _DI) // ADDQ AX, DI - self.Emit("SUBQ", _AX, _SI) // SUBQ AX, SI - - /* set the flags based on `doubleQuote` */ - if !doubleQuote { - self.Emit("XORL", _R8, _R8) // XORL R8, R8 - } else { - self.Emit("MOVL", jit.Imm(types.F_DOUBLE_UNQUOTE), _R8) // MOVL ${types.F_DOUBLE_UNQUOTE}, R8 - } - - /* call the native quoter */ - self.call_c(_F_quote) // CALL quote - self.Emit("ADDQ" , _VAR_dn, _RL) // ADDQ dn, RL - - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JS" , "_str_space_{n}") // JS _str_space_{n} - - /* close the string, check for double quote */ - if !doubleQuote { - self.check_size(1) // SIZE $1 - self.add_char('"') // CHAR $'"' - self.Sjmp("JMP", "_str_end_{n}") // JMP _str_end_{n} - } else { - self.check_size(3) // SIZE $3 - self.add_text("\\\"\"") // TEXT $'\""' - self.Sjmp("JMP", "_str_end_{n}") // JMP _str_end_{n} - } - - /* not enough space to contain the quoted string */ - self.Link("_str_space_{n}") // _str_space_{n}: - self.Emit("NOTQ", _AX) // NOTQ AX - self.Emit("ADDQ", _AX, _VAR_sp) // ADDQ AX, sp - self.Emit("LEAQ", jit.Sib(_RC, _RC, 1, 0), _AX) // LEAQ (RC)(RC), AX - self.slice_grow_ax("_str_loop_{n}") // GROW _str_loop_{n} - - /* empty string, check for double quote */ - if !doubleQuote { - self.Link("_str_empty_{n}") // _str_empty_{n}: - self.check_size(2) // SIZE $2 - self.add_text("\"\"") // TEXT $'""' - self.Link("_str_end_{n}") // _str_end_{n}: - } else { - self.Link("_str_empty_{n}") // _str_empty_{n}: - self.check_size(6) // SIZE $6 - self.add_text("\"\\\"\\\"\"") // TEXT $'"\"\""' - self.Link("_str_end_{n}") // _str_end_{n}: - } -} - -/** OpCode Assembler Functions **/ - -var ( - _T_json_Marshaler = rt.UnpackType(jsonMarshalerType) - _T_encoding_TextMarshaler = rt.UnpackType(encodingTextMarshalerType) -) - -var ( - _F_f64toa = jit.Imm(int64(native.S_f64toa)) - _F_f32toa = jit.Imm(int64(native.S_f32toa)) - _F_i64toa = jit.Imm(int64(native.S_i64toa)) - _F_u64toa = jit.Imm(int64(native.S_u64toa)) - _F_b64encode = jit.Imm(int64(_subr__b64encode)) -) - -var ( - _F_memmove = jit.Func(memmove) - _F_error_number = jit.Func(error_number) - _F_isValidNumber = jit.Func(isValidNumber) -) - -var ( - _F_iteratorStop = jit.Func(iteratorStop) - _F_iteratorNext = jit.Func(iteratorNext) - _F_iteratorStart = jit.Func(iteratorStart) -) - -var ( - _F_encodeTypedPointer obj.Addr - _F_encodeJsonMarshaler obj.Addr - _F_encodeTextMarshaler obj.Addr -) - -const ( - _MODE_AVX2 = 1 << 2 -) - -func init() { - _F_encodeTypedPointer = jit.Func(encodeTypedPointer) - _F_encodeJsonMarshaler = jit.Func(encodeJsonMarshaler) - _F_encodeTextMarshaler = jit.Func(encodeTextMarshaler) -} - -func (self *_Assembler) _asm_OP_null(_ *_Instr) { - self.check_size(4) - self.Emit("MOVL", jit.Imm(_IM_null), jit.Sib(_RP, _RL, 1, 0)) // MOVL $'null', (RP)(RL*1) - self.Emit("ADDQ", jit.Imm(4), _RL) // ADDQ $4, RL -} - -func (self *_Assembler) _asm_OP_empty_arr(_ *_Instr) { - self.Emit("BTQ", jit.Imm(int64(bitNoNullSliceOrMap)), _ARG_fv) - self.Sjmp("JC", "_empty_arr_{n}") - self._asm_OP_null(nil) - self.Sjmp("JMP", "_empty_arr_end_{n}") - self.Link("_empty_arr_{n}") - self.check_size(2) - self.Emit("MOVW", jit.Imm(_IM_array), jit.Sib(_RP, _RL, 1, 0)) - self.Emit("ADDQ", jit.Imm(2), _RL) - self.Link("_empty_arr_end_{n}") -} - -func (self *_Assembler) _asm_OP_empty_obj(_ *_Instr) { - self.Emit("BTQ", jit.Imm(int64(bitNoNullSliceOrMap)), _ARG_fv) - self.Sjmp("JC", "_empty_obj_{n}") - self._asm_OP_null(nil) - self.Sjmp("JMP", "_empty_obj_end_{n}") - self.Link("_empty_obj_{n}") - self.check_size(2) - self.Emit("MOVW", jit.Imm(_IM_object), jit.Sib(_RP, _RL, 1, 0)) - self.Emit("ADDQ", jit.Imm(2), _RL) - self.Link("_empty_obj_end_{n}") -} - -func (self *_Assembler) _asm_OP_bool(_ *_Instr) { - self.Emit("CMPB", jit.Ptr(_SP_p, 0), jit.Imm(0)) // CMPB (SP.p), $0 - self.Sjmp("JE" , "_false_{n}") // JE _false_{n} - self.check_size(4) // SIZE $4 - self.Emit("MOVL", jit.Imm(_IM_true), jit.Sib(_RP, _RL, 1, 0)) // MOVL $'true', (RP)(RL*1) - self.Emit("ADDQ", jit.Imm(4), _RL) // ADDQ $4, RL - self.Sjmp("JMP" , "_end_{n}") // JMP _end_{n} - self.Link("_false_{n}") // _false_{n}: - self.check_size(5) // SIZE $5 - self.Emit("MOVL", jit.Imm(_IM_fals), jit.Sib(_RP, _RL, 1, 0)) // MOVL $'fals', (RP)(RL*1) - self.Emit("MOVB", jit.Imm('e'), jit.Sib(_RP, _RL, 1, 4)) // MOVB $'e', 4(RP)(RL*1) - self.Emit("ADDQ", jit.Imm(5), _RL) // ADDQ $5, RL - self.Link("_end_{n}") // _end_{n}: -} - -func (self *_Assembler) _asm_OP_i8(_ *_Instr) { - self.store_int(4, _F_i64toa, "MOVBQSX") -} - -func (self *_Assembler) _asm_OP_i16(_ *_Instr) { - self.store_int(6, _F_i64toa, "MOVWQSX") -} - -func (self *_Assembler) _asm_OP_i32(_ *_Instr) { - self.store_int(17, _F_i64toa, "MOVLQSX") -} - -func (self *_Assembler) _asm_OP_i64(_ *_Instr) { - self.store_int(21, _F_i64toa, "MOVQ") -} - -func (self *_Assembler) _asm_OP_u8(_ *_Instr) { - self.store_int(3, _F_u64toa, "MOVBQZX") -} - -func (self *_Assembler) _asm_OP_u16(_ *_Instr) { - self.store_int(5, _F_u64toa, "MOVWQZX") -} - -func (self *_Assembler) _asm_OP_u32(_ *_Instr) { - self.store_int(16, _F_u64toa, "MOVLQZX") -} - -func (self *_Assembler) _asm_OP_u64(_ *_Instr) { - self.store_int(20, _F_u64toa, "MOVQ") -} - -func (self *_Assembler) _asm_OP_f32(_ *_Instr) { - self.check_size(32) - self.Emit("MOVL" , jit.Ptr(_SP_p, 0), _AX) // MOVL (SP.p), AX - self.Emit("ANDL" , jit.Imm(_FM_exp32), _AX) // ANDL $_FM_exp32, AX - self.Emit("XORL" , jit.Imm(_FM_exp32), _AX) // XORL $_FM_exp32, AX - self.Sjmp("JZ" , _LB_error_nan_or_infinite) // JZ _error_nan_or_infinite - self.save_c() // SAVE $C_regs - self.rbuf_di() // MOVQ RP, DI - self.Emit("MOVSS" , jit.Ptr(_SP_p, 0), _X0) // MOVSS (SP.p), X0 - self.call_c(_F_f32toa) // CALL_C f64toa - self.Emit("ADDQ" , _AX, _RL) // ADDQ AX, RL -} - -func (self *_Assembler) _asm_OP_f64(_ *_Instr) { - self.check_size(32) - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _AX) // MOVQ (SP.p), AX - self.Emit("MOVQ" , jit.Imm(_FM_exp64), _CX) // MOVQ $_FM_exp64, CX - self.Emit("ANDQ" , _CX, _AX) // ANDQ CX, AX - self.Emit("XORQ" , _CX, _AX) // XORQ CX, AX - self.Sjmp("JZ" , _LB_error_nan_or_infinite) // JZ _error_nan_or_infinite - self.save_c() // SAVE $C_regs - self.rbuf_di() // MOVQ RP, DI - self.Emit("MOVSD" , jit.Ptr(_SP_p, 0), _X0) // MOVSD (SP.p), X0 - self.call_c(_F_f64toa) // CALL_C f64toa - self.Emit("ADDQ" , _AX, _RL) // ADDQ AX, RL -} - -func (self *_Assembler) _asm_OP_str(_ *_Instr) { - self.encode_string(false) -} - -func (self *_Assembler) _asm_OP_bin(_ *_Instr) { - self.Emit("MOVQ", jit.Ptr(_SP_p, 8), _AX) // MOVQ 8(SP.p), AX - self.Emit("ADDQ", jit.Imm(2), _AX) // ADDQ $2, AX - self.Emit("MOVQ", jit.Imm(_IM_mulv), _CX) // MOVQ $_MF_mulv, CX - self.Emit("MOVQ", _DX, _BX) // MOVQ DX, BX - self.From("MULQ", _CX) // MULQ CX - self.Emit("LEAQ", jit.Sib(_DX, _DX, 1, 1), _AX) // LEAQ 1(DX)(DX), AX - self.Emit("ORQ" , jit.Imm(2), _AX) // ORQ $2, AX - self.Emit("MOVQ", _BX, _DX) // MOVQ BX, DX - self.check_size_r(_AX, 0) // SIZE AX - self.add_char('"') // CHAR $'"' - self.Emit("MOVQ", _ARG_rb, _DI) // MOVQ rb<>+0(FP), DI - self.Emit("MOVQ", _RL, jit.Ptr(_DI, 8)) // MOVQ SI, 8(DI) - self.Emit("MOVQ", _SP_p, _SI) // MOVQ SP.p, SI - - /* check for AVX2 support */ - if !cpu.HasAVX2 { - self.Emit("XORL", _DX, _DX) // XORL DX, DX - } else { - self.Emit("MOVL", jit.Imm(_MODE_AVX2), _DX) // MOVL $_MODE_AVX2, DX - } - - /* call the encoder */ - self.call_b64(_F_b64encode) // CALL b64encode - self.load_buffer_AX() // LOAD {buf} - self.add_char('"') // CHAR $'"' -} - -func (self *_Assembler) _asm_OP_quote(_ *_Instr) { - self.encode_string(true) -} - -func (self *_Assembler) _asm_OP_number(_ *_Instr) { - self.Emit("MOVQ" , jit.Ptr(_SP_p, 8), _BX) // MOVQ (SP.p), BX - self.Emit("TESTQ", _BX, _BX) // TESTQ BX, BX - self.Sjmp("JZ" , "_empty_{n}") - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _AX) // MOVQ (SP.p), AX - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JNZ" , "_number_next_{n}") - self.Emit("MOVQ", jit.Imm(int64(panicNilPointerOfNonEmptyString)), _AX) - self.Sjmp("JMP", _LB_panic) - self.Link("_number_next_{n}") - self.call_go(_F_isValidNumber) // CALL_GO isValidNumber - self.Emit("CMPB" , _AX, jit.Imm(0)) // CMPB AX, $0 - self.Sjmp("JE" , _LB_error_invalid_number) // JE _error_invalid_number - self.Emit("MOVQ" , jit.Ptr(_SP_p, 8), _BX) // MOVQ (SP.p), BX - self.check_size_r(_BX, 0) // SIZE BX - self.Emit("LEAQ" , jit.Sib(_RP, _RL, 1, 0), _AX) // LEAQ (RP)(RL), AX - self.Emit("ADDQ" , jit.Ptr(_SP_p, 8), _RL) // ADDQ 8(SP.p), RL - self.Emit("MOVQ", jit.Ptr(_SP_p, 0), _BX) // MOVOU (SP.p), BX - self.Emit("MOVQ", jit.Ptr(_SP_p, 8), _CX) // MOVOU X0, 8(SP) - self.call_go(_F_memmove) // CALL_GO memmove - self.Emit("MOVQ", _ARG_rb, _AX) // MOVQ rb<>+0(FP), AX - self.Emit("MOVQ", _RL, jit.Ptr(_AX, 8)) // MOVQ RL, 8(AX) - self.Sjmp("JMP" , "_done_{n}") // JMP _done_{n} - self.Link("_empty_{n}") // _empty_{n} - self.check_size(1) // SIZE $1 - self.add_char('0') // CHAR $'0' - self.Link("_done_{n}") // _done_{n}: -} - -func (self *_Assembler) _asm_OP_eface(_ *_Instr) { - self.prep_buffer_AX() // MOVE {buf}, AX - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _BX) // MOVQ (SP.p), BX - self.Emit("LEAQ" , jit.Ptr(_SP_p, 8), _CX) // LEAQ 8(SP.p), CX - self.Emit("MOVQ" , _ST, _DI) // MOVQ ST, DI - self.Emit("MOVQ" , _ARG_fv, _SI) // MOVQ fv, AX - self.call_encoder(_F_encodeTypedPointer) // CALL encodeTypedPointer - self.Emit("TESTQ", _ET, _ET) // TESTQ ET, ET - self.Sjmp("JNZ" , _LB_error) // JNZ _error - self.load_buffer_AX() -} - -func (self *_Assembler) _asm_OP_iface(_ *_Instr) { - self.prep_buffer_AX() // MOVE {buf}, AX - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _CX) // MOVQ (SP.p), CX - self.Emit("MOVQ" , jit.Ptr(_CX, 8), _BX) // MOVQ 8(CX), BX - self.Emit("LEAQ" , jit.Ptr(_SP_p, 8), _CX) // LEAQ 8(SP.p), CX - self.Emit("MOVQ" , _ST, _DI) // MOVQ ST, DI - self.Emit("MOVQ" , _ARG_fv, _SI) // MOVQ fv, AX - self.call_encoder(_F_encodeTypedPointer) // CALL encodeTypedPointer - self.Emit("TESTQ", _ET, _ET) // TESTQ ET, ET - self.Sjmp("JNZ" , _LB_error) // JNZ _error - self.load_buffer_AX() -} - -func (self *_Assembler) _asm_OP_byte(p *_Instr) { - self.check_size(1) - self.Emit("MOVB", jit.Imm(p.i64()), jit.Sib(_RP, _RL, 1, 0)) // MOVL p.vi(), (RP)(RL*1) - self.Emit("ADDQ", jit.Imm(1), _RL) // ADDQ $1, RL -} - -func (self *_Assembler) _asm_OP_text(p *_Instr) { - self.check_size(len(p.vs())) // SIZE ${len(p.vs())} - self.add_text(p.vs()) // TEXT ${p.vs()} -} - -func (self *_Assembler) _asm_OP_deref(_ *_Instr) { - self.Emit("MOVQ", jit.Ptr(_SP_p, 0), _SP_p) // MOVQ (SP.p), SP.p -} - -func (self *_Assembler) _asm_OP_index(p *_Instr) { - self.Emit("MOVQ", jit.Imm(p.i64()), _AX) // MOVQ $p.vi(), AX - self.Emit("ADDQ", _AX, _SP_p) // ADDQ AX, SP.p -} - -func (self *_Assembler) _asm_OP_load(_ *_Instr) { - self.Emit("MOVQ", jit.Ptr(_ST, 0), _AX) // MOVQ (ST), AX - self.Emit("MOVQ", jit.Sib(_ST, _AX, 1, -24), _SP_x) // MOVQ -24(ST)(AX), SP.x - self.Emit("MOVQ", jit.Sib(_ST, _AX, 1, -8), _SP_p) // MOVQ -8(ST)(AX), SP.p - self.Emit("MOVQ", jit.Sib(_ST, _AX, 1, 0), _SP_q) // MOVQ (ST)(AX), SP.q -} - -func (self *_Assembler) _asm_OP_save(_ *_Instr) { - self.save_state() -} - -func (self *_Assembler) _asm_OP_drop(_ *_Instr) { - self.drop_state(_StateSize) -} - -func (self *_Assembler) _asm_OP_drop_2(_ *_Instr) { - self.drop_state(_StateSize * 2) // DROP $(_StateSize * 2) - self.Emit("MOVOU", _X0, jit.Sib(_ST, _AX, 1, 56)) // MOVOU X0, 56(ST)(AX) -} - -func (self *_Assembler) _asm_OP_recurse(p *_Instr) { - self.prep_buffer_AX() // MOVE {buf}, (SP) - vt, pv := p.vp() - self.Emit("MOVQ", jit.Type(vt), _BX) // MOVQ $(type(p.vt())), BX - - /* check for indirection */ - if !rt.UnpackType(vt).Indirect() { - self.Emit("MOVQ", _SP_p, _CX) // MOVQ SP.p, CX - } else { - self.Emit("MOVQ", _SP_p, _VAR_vp) // MOVQ SP.p, VAR.vp - self.Emit("LEAQ", _VAR_vp, _CX) // LEAQ VAR.vp, CX - } - - /* call the encoder */ - self.Emit("MOVQ" , _ST, _DI) // MOVQ ST, DI - self.Emit("MOVQ" , _ARG_fv, _SI) // MOVQ $fv, SI - if pv { - self.Emit("BTCQ", jit.Imm(bitPointerValue), _SI) // BTCQ $1, SI - } - self.call_encoder(_F_encodeTypedPointer) // CALL encodeTypedPointer - self.Emit("TESTQ", _ET, _ET) // TESTQ ET, ET - self.Sjmp("JNZ" , _LB_error) // JNZ _error - self.load_buffer_AX() -} - -func (self *_Assembler) _asm_OP_is_nil(p *_Instr) { - self.Emit("CMPQ", jit.Ptr(_SP_p, 0), jit.Imm(0)) // CMPQ (SP.p), $0 - self.Xjmp("JE" , p.vi()) // JE p.vi() -} - -func (self *_Assembler) _asm_OP_is_nil_p1(p *_Instr) { - self.Emit("CMPQ", jit.Ptr(_SP_p, 8), jit.Imm(0)) // CMPQ 8(SP.p), $0 - self.Xjmp("JE" , p.vi()) // JE p.vi() -} - -func (self *_Assembler) _asm_OP_is_zero_1(p *_Instr) { - self.Emit("CMPB", jit.Ptr(_SP_p, 0), jit.Imm(0)) // CMPB (SP.p), $0 - self.Xjmp("JE" , p.vi()) // JE p.vi() -} - -func (self *_Assembler) _asm_OP_is_zero_2(p *_Instr) { - self.Emit("CMPW", jit.Ptr(_SP_p, 0), jit.Imm(0)) // CMPW (SP.p), $0 - self.Xjmp("JE" , p.vi()) // JE p.vi() -} - -func (self *_Assembler) _asm_OP_is_zero_4(p *_Instr) { - self.Emit("CMPL", jit.Ptr(_SP_p, 0), jit.Imm(0)) // CMPL (SP.p), $0 - self.Xjmp("JE" , p.vi()) // JE p.vi() -} - -func (self *_Assembler) _asm_OP_is_zero_8(p *_Instr) { - self.Emit("CMPQ", jit.Ptr(_SP_p, 0), jit.Imm(0)) // CMPQ (SP.p), $0 - self.Xjmp("JE" , p.vi()) // JE p.vi() -} - -func (self *_Assembler) _asm_OP_is_zero_map(p *_Instr) { - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _AX) // MOVQ (SP.p), AX - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Xjmp("JZ" , p.vi()) // JZ p.vi() - self.Emit("CMPQ" , jit.Ptr(_AX, 0), jit.Imm(0)) // CMPQ (AX), $0 - self.Xjmp("JE" , p.vi()) // JE p.vi() -} - -func (self *_Assembler) _asm_OP_goto(p *_Instr) { - self.Xjmp("JMP", p.vi()) -} - -func (self *_Assembler) _asm_OP_map_iter(p *_Instr) { - self.Emit("MOVQ" , jit.Type(p.vt()), _AX) // MOVQ $p.vt(), AX - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _BX) // MOVQ (SP.p), BX - self.Emit("MOVQ" , _ARG_fv, _CX) // MOVQ fv, CX - self.call_go(_F_iteratorStart) // CALL_GO iteratorStart - self.Emit("MOVQ" , _AX, _SP_q) // MOVQ AX, SP.q - self.Emit("MOVQ" , _BX, _ET) // MOVQ 32(SP), ET - self.Emit("MOVQ" , _CX, _EP) // MOVQ 40(SP), EP - self.Emit("TESTQ", _ET, _ET) // TESTQ ET, ET - self.Sjmp("JNZ" , _LB_error) // JNZ _error -} - -func (self *_Assembler) _asm_OP_map_stop(_ *_Instr) { - self.Emit("MOVQ", _SP_q, _AX) // MOVQ SP.q, AX - self.call_go(_F_iteratorStop) // CALL_GO iteratorStop - self.Emit("XORL", _SP_q, _SP_q) // XORL SP.q, SP.q -} - -func (self *_Assembler) _asm_OP_map_check_key(p *_Instr) { - self.Emit("MOVQ" , jit.Ptr(_SP_q, 0), _SP_p) // MOVQ (SP.q), SP.p - self.Emit("TESTQ", _SP_p, _SP_p) // TESTQ SP.p, SP.p - self.Xjmp("JZ" , p.vi()) // JNZ p.vi() -} - -func (self *_Assembler) _asm_OP_map_write_key(p *_Instr) { - self.Emit("BTQ", jit.Imm(bitSortMapKeys), _ARG_fv) // BTQ ${SortMapKeys}, fv - self.Sjmp("JNC", "_unordered_key_{n}") // JNC _unordered_key_{n} - self.encode_string(false) // STR $false - self.Xjmp("JMP", p.vi()) // JMP ${p.vi()} - self.Link("_unordered_key_{n}") // _unordered_key_{n}: -} - -func (self *_Assembler) _asm_OP_map_value_next(_ *_Instr) { - self.Emit("MOVQ", jit.Ptr(_SP_q, 8), _SP_p) // MOVQ 8(SP.q), SP.p - self.Emit("MOVQ", _SP_q, _AX) // MOVQ SP.q, AX - self.call_go(_F_iteratorNext) // CALL_GO iteratorNext -} - -func (self *_Assembler) _asm_OP_slice_len(_ *_Instr) { - self.Emit("MOVQ" , jit.Ptr(_SP_p, 8), _SP_x) // MOVQ 8(SP.p), SP.x - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _SP_p) // MOVQ (SP.p), SP.p - self.Emit("ORQ" , jit.Imm(1 << _S_init), _SP_f) // ORQ $(1<<_S_init), SP.f -} - -func (self *_Assembler) _asm_OP_slice_next(p *_Instr) { - self.Emit("TESTQ" , _SP_x, _SP_x) // TESTQ SP.x, SP.x - self.Xjmp("JZ" , p.vi()) // JZ p.vi() - self.Emit("SUBQ" , jit.Imm(1), _SP_x) // SUBQ $1, SP.x - self.Emit("BTRQ" , jit.Imm(_S_init), _SP_f) // BTRQ $_S_init, SP.f - self.Emit("LEAQ" , jit.Ptr(_SP_p, int64(p.vlen())), _AX) // LEAQ $(p.vlen())(SP.p), AX - self.Emit("CMOVQCC", _AX, _SP_p) // CMOVQNC AX, SP.p -} - -func (self *_Assembler) _asm_OP_marshal(p *_Instr) { - self.call_marshaler(_F_encodeJsonMarshaler, _T_json_Marshaler, p.vt()) -} - -func (self *_Assembler) _asm_OP_marshal_p(p *_Instr) { - if p.vk() != reflect.Ptr { - panic("marshal_p: invalid type") - } else { - self.call_marshaler_v(_F_encodeJsonMarshaler, _T_json_Marshaler, p.vt(), false) - } -} - -func (self *_Assembler) _asm_OP_marshal_text(p *_Instr) { - self.call_marshaler(_F_encodeTextMarshaler, _T_encoding_TextMarshaler, p.vt()) -} - -func (self *_Assembler) _asm_OP_marshal_text_p(p *_Instr) { - if p.vk() != reflect.Ptr { - panic("marshal_text_p: invalid type") - } else { - self.call_marshaler_v(_F_encodeTextMarshaler, _T_encoding_TextMarshaler, p.vt(), false) - } -} - -func (self *_Assembler) _asm_OP_cond_set(_ *_Instr) { - self.Emit("ORQ", jit.Imm(1 << _S_cond), _SP_f) // ORQ $(1<<_S_cond), SP.f -} - -func (self *_Assembler) _asm_OP_cond_testc(p *_Instr) { - self.Emit("BTRQ", jit.Imm(_S_cond), _SP_f) // BTRQ $_S_cond, SP.f - self.Xjmp("JC" , p.vi()) -} - -func (self *_Assembler) print_gc(i int, p1 *_Instr, p2 *_Instr) { - self.Emit("MOVQ", jit.Imm(int64(p2.op())), _CX) // MOVQ $(p2.op()), AX - self.Emit("MOVQ", jit.Imm(int64(p1.op())), _BX) // MOVQ $(p1.op()), BX - self.Emit("MOVQ", jit.Imm(int64(i)), _AX) // MOVQ $(i), CX - self.call_go(_F_println) -} diff --git a/internal/encoder/assembler_stkabi_amd64.go b/internal/encoder/assembler_stkabi_amd64.go deleted file mode 100644 index 83f9428f6..000000000 --- a/internal/encoder/assembler_stkabi_amd64.go +++ /dev/null @@ -1,1175 +0,0 @@ -// +build go1.16,!go1.17 - -/* - * Copyright 2021 ByteDance Inc. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package encoder - -import ( - `fmt` - `reflect` - `strconv` - `unsafe` - - `github.com/bytedance/sonic/internal/cpu` - `github.com/bytedance/sonic/internal/jit` - `github.com/bytedance/sonic/internal/native/types` - `github.com/twitchyliquid64/golang-asm/obj` - `github.com/twitchyliquid64/golang-asm/obj/x86` - - `github.com/bytedance/sonic/internal/native` - `github.com/bytedance/sonic/internal/rt` -) - -/** Register Allocations - * - * State Registers: - * - * %rbx : stack base - * %rdi : result pointer - * %rsi : result length - * %rdx : result capacity - * %r12 : sp->p - * %r13 : sp->q - * %r14 : sp->x - * %r15 : sp->f - * - * Error Registers: - * - * %r10 : error type register - * %r11 : error pointer register - */ - -/** Function Prototype & Stack Map - * - * func (buf *[]byte, p unsafe.Pointer, sb *_Stack, fv uint64) (err error) - * - * buf : (FP) - * p : 8(FP) - * sb : 16(FP) - * fv : 24(FP) - * err.vt : 32(FP) - * err.vp : 40(FP) - */ - -const ( - _S_cond = iota - _S_init -) - -const ( - _FP_args = 48 // 48 bytes for passing arguments to this function - _FP_fargs = 64 // 64 bytes for passing arguments to other Go functions - _FP_saves = 64 // 64 bytes for saving the registers before CALL instructions - _FP_locals = 24 // 24 bytes for local variables -) - -const ( - _FP_offs = _FP_fargs + _FP_saves + _FP_locals - _FP_size = _FP_offs + 8 // 8 bytes for the parent frame pointer - _FP_base = _FP_size + 8 // 8 bytes for the return address -) - -const ( - _FM_exp32 = 0x7f800000 - _FM_exp64 = 0x7ff0000000000000 -) - -const ( - _IM_null = 0x6c6c756e // 'null' - _IM_true = 0x65757274 // 'true' - _IM_fals = 0x736c6166 // 'fals' ('false' without the 'e') - _IM_open = 0x00225c22 // '"\"∅' - _IM_array = 0x5d5b // '[]' - _IM_object = 0x7d7b // '{}' - _IM_mulv = -0x5555555555555555 -) - -const ( - _LB_more_space = "_more_space" - _LB_more_space_return = "_more_space_return_" -) - -const ( - _LB_error = "_error" - _LB_error_too_deep = "_error_too_deep" - _LB_error_invalid_number = "_error_invalid_number" - _LB_error_nan_or_infinite = "_error_nan_or_infinite" - _LB_panic = "_panic" -) - -var ( - _AX = jit.Reg("AX") - _CX = jit.Reg("CX") - _DX = jit.Reg("DX") - _DI = jit.Reg("DI") - _SI = jit.Reg("SI") - _BP = jit.Reg("BP") - _SP = jit.Reg("SP") - _R8 = jit.Reg("R8") -) - -var ( - _X0 = jit.Reg("X0") - _Y0 = jit.Reg("Y0") -) - -var ( - _ST = jit.Reg("BX") - _RP = jit.Reg("DI") - _RL = jit.Reg("SI") - _RC = jit.Reg("DX") -) - -var ( - _LR = jit.Reg("R9") - _R10 = jit.Reg("R10") // used for gcWriterBarrier - _ET = jit.Reg("R10") - _EP = jit.Reg("R11") -) - -var ( - _SP_p = jit.Reg("R12") - _SP_q = jit.Reg("R13") - _SP_x = jit.Reg("R14") - _SP_f = jit.Reg("R15") -) - -var ( - _ARG_rb = jit.Ptr(_SP, _FP_base) - _ARG_vp = jit.Ptr(_SP, _FP_base + 8) - _ARG_sb = jit.Ptr(_SP, _FP_base + 16) - _ARG_fv = jit.Ptr(_SP, _FP_base + 24) -) - -var ( - _RET_et = jit.Ptr(_SP, _FP_base + 32) - _RET_ep = jit.Ptr(_SP, _FP_base + 40) -) - -var ( - _VAR_sp = jit.Ptr(_SP, _FP_fargs + _FP_saves) - _VAR_dn = jit.Ptr(_SP, _FP_fargs + _FP_saves + 8) - _VAR_vp = jit.Ptr(_SP, _FP_fargs + _FP_saves + 16) -) - -var ( - _REG_ffi = []obj.Addr{_RP, _RL, _RC} - _REG_enc = []obj.Addr{_ST, _SP_x, _SP_f, _SP_p, _SP_q, _RL} - _REG_jsr = []obj.Addr{_ST, _SP_x, _SP_f, _SP_p, _SP_q, _LR} - _REG_all = []obj.Addr{_ST, _SP_x, _SP_f, _SP_p, _SP_q, _RP, _RL, _RC} -) - -type _Assembler struct { - jit.BaseAssembler - p _Program - x int - name string -} - -func newAssembler(p _Program) *_Assembler { - return new(_Assembler).Init(p) -} - -/** Assembler Interface **/ -func (self *_Assembler) Load() _Encoder { - return ptoenc(self.BaseAssembler.Load("encode_"+self.name, _FP_size, _FP_args, argPtrs, localPtrs)) -} - -func (self *_Assembler) Init(p _Program) *_Assembler { - self.p = p - self.BaseAssembler.Init(self.compile) - return self -} - -func (self *_Assembler) compile() { - self.prologue() - self.instrs() - self.epilogue() - self.builtins() -} - -/** Assembler Stages **/ - -var _OpFuncTab = [256]func(*_Assembler, *_Instr) { - _OP_null : (*_Assembler)._asm_OP_null, - _OP_empty_arr : (*_Assembler)._asm_OP_empty_arr, - _OP_empty_obj : (*_Assembler)._asm_OP_empty_obj, - _OP_bool : (*_Assembler)._asm_OP_bool, - _OP_i8 : (*_Assembler)._asm_OP_i8, - _OP_i16 : (*_Assembler)._asm_OP_i16, - _OP_i32 : (*_Assembler)._asm_OP_i32, - _OP_i64 : (*_Assembler)._asm_OP_i64, - _OP_u8 : (*_Assembler)._asm_OP_u8, - _OP_u16 : (*_Assembler)._asm_OP_u16, - _OP_u32 : (*_Assembler)._asm_OP_u32, - _OP_u64 : (*_Assembler)._asm_OP_u64, - _OP_f32 : (*_Assembler)._asm_OP_f32, - _OP_f64 : (*_Assembler)._asm_OP_f64, - _OP_str : (*_Assembler)._asm_OP_str, - _OP_bin : (*_Assembler)._asm_OP_bin, - _OP_quote : (*_Assembler)._asm_OP_quote, - _OP_number : (*_Assembler)._asm_OP_number, - _OP_eface : (*_Assembler)._asm_OP_eface, - _OP_iface : (*_Assembler)._asm_OP_iface, - _OP_byte : (*_Assembler)._asm_OP_byte, - _OP_text : (*_Assembler)._asm_OP_text, - _OP_deref : (*_Assembler)._asm_OP_deref, - _OP_index : (*_Assembler)._asm_OP_index, - _OP_load : (*_Assembler)._asm_OP_load, - _OP_save : (*_Assembler)._asm_OP_save, - _OP_drop : (*_Assembler)._asm_OP_drop, - _OP_drop_2 : (*_Assembler)._asm_OP_drop_2, - _OP_recurse : (*_Assembler)._asm_OP_recurse, - _OP_is_nil : (*_Assembler)._asm_OP_is_nil, - _OP_is_nil_p1 : (*_Assembler)._asm_OP_is_nil_p1, - _OP_is_zero_1 : (*_Assembler)._asm_OP_is_zero_1, - _OP_is_zero_2 : (*_Assembler)._asm_OP_is_zero_2, - _OP_is_zero_4 : (*_Assembler)._asm_OP_is_zero_4, - _OP_is_zero_8 : (*_Assembler)._asm_OP_is_zero_8, - _OP_is_zero_map : (*_Assembler)._asm_OP_is_zero_map, - _OP_goto : (*_Assembler)._asm_OP_goto, - _OP_map_iter : (*_Assembler)._asm_OP_map_iter, - _OP_map_stop : (*_Assembler)._asm_OP_map_stop, - _OP_map_check_key : (*_Assembler)._asm_OP_map_check_key, - _OP_map_write_key : (*_Assembler)._asm_OP_map_write_key, - _OP_map_value_next : (*_Assembler)._asm_OP_map_value_next, - _OP_slice_len : (*_Assembler)._asm_OP_slice_len, - _OP_slice_next : (*_Assembler)._asm_OP_slice_next, - _OP_marshal : (*_Assembler)._asm_OP_marshal, - _OP_marshal_p : (*_Assembler)._asm_OP_marshal_p, - _OP_marshal_text : (*_Assembler)._asm_OP_marshal_text, - _OP_marshal_text_p : (*_Assembler)._asm_OP_marshal_text_p, - _OP_cond_set : (*_Assembler)._asm_OP_cond_set, - _OP_cond_testc : (*_Assembler)._asm_OP_cond_testc, -} - -func (self *_Assembler) instr(v *_Instr) { - if fn := _OpFuncTab[v.op()]; fn != nil { - fn(self, v) - } else { - panic(fmt.Sprintf("invalid opcode: %d", v.op())) - } -} - -func (self *_Assembler) instrs() { - for i, v := range self.p { - self.Mark(i) - self.instr(&v) - self.debug_instr(i, &v) - } -} - -func (self *_Assembler) builtins() { - self.more_space() - self.error_too_deep() - self.error_invalid_number() - self.error_nan_or_infinite() - self.go_panic() -} - -func (self *_Assembler) epilogue() { - self.Mark(len(self.p)) - self.Emit("XORL", _ET, _ET) - self.Emit("XORL", _EP, _EP) - self.Link(_LB_error) - self.Emit("MOVQ", _ARG_rb, _AX) // MOVQ rb<>+0(FP), AX - self.Emit("MOVQ", _RL, jit.Ptr(_AX, 8)) // MOVQ RL, 8(AX) - self.Emit("MOVQ", _ET, _RET_et) // MOVQ ET, et<>+24(FP) - self.Emit("MOVQ", _EP, _RET_ep) // MOVQ EP, ep<>+32(FP) - self.Emit("MOVQ", jit.Ptr(_SP, _FP_offs), _BP) // MOVQ _FP_offs(SP), BP - self.Emit("ADDQ", jit.Imm(_FP_size), _SP) // ADDQ $_FP_size, SP - self.Emit("RET") // RET -} - -func (self *_Assembler) prologue() { - self.Emit("SUBQ", jit.Imm(_FP_size), _SP) // SUBQ $_FP_size, SP - self.Emit("MOVQ", _BP, jit.Ptr(_SP, _FP_offs)) // MOVQ BP, _FP_offs(SP) - self.Emit("LEAQ", jit.Ptr(_SP, _FP_offs), _BP) // LEAQ _FP_offs(SP), BP - self.load_buffer() // LOAD {buf} - self.Emit("MOVQ", _ARG_vp, _SP_p) // MOVQ vp<>+8(FP), SP.p - self.Emit("MOVQ", _ARG_sb, _ST) // MOVQ sb<>+16(FP), ST - self.Emit("XORL", _SP_x, _SP_x) // XORL SP.x, SP.x - self.Emit("XORL", _SP_f, _SP_f) // XORL SP.f, SP.f - self.Emit("XORL", _SP_q, _SP_q) // XORL SP.q, SP.q -} - -/** Assembler Inline Functions **/ - -func (self *_Assembler) xsave(reg ...obj.Addr) { - for i, v := range reg { - if i > _FP_saves / 8 - 1 { - panic("too many registers to save") - } else { - self.Emit("MOVQ", v, jit.Ptr(_SP, _FP_fargs + int64(i) * 8)) - } - } -} - -func (self *_Assembler) xload(reg ...obj.Addr) { - for i, v := range reg { - if i > _FP_saves / 8 - 1 { - panic("too many registers to load") - } else { - self.Emit("MOVQ", jit.Ptr(_SP, _FP_fargs + int64(i) * 8), v) - } - } -} - -func (self *_Assembler) rbuf_di() { - if _RP.Reg != x86.REG_DI { - panic("register allocation messed up: RP != DI") - } else { - self.Emit("ADDQ", _RL, _RP) - } -} - -func (self *_Assembler) store_int(nd int, fn obj.Addr, ins string) { - self.check_size(nd) - self.save_c() // SAVE $C_regs - self.rbuf_di() // MOVQ RP, DI - self.Emit(ins, jit.Ptr(_SP_p, 0), _SI) // $ins (SP.p), SI - self.call_c(fn) // CALL_C $fn - self.Emit("ADDQ", _AX, _RL) // ADDQ AX, RL -} - -func (self *_Assembler) store_str(s string) { - i := 0 - m := rt.Str2Mem(s) - - /* 8-byte stores */ - for i <= len(m) - 8 { - self.Emit("MOVQ", jit.Imm(rt.Get64(m[i:])), _AX) // MOVQ $s[i:], AX - self.Emit("MOVQ", _AX, jit.Sib(_RP, _RL, 1, int64(i))) // MOVQ AX, i(RP)(RL) - i += 8 - } - - /* 4-byte stores */ - if i <= len(m) - 4 { - self.Emit("MOVL", jit.Imm(int64(rt.Get32(m[i:]))), jit.Sib(_RP, _RL, 1, int64(i))) // MOVL $s[i:], i(RP)(RL) - i += 4 - } - - /* 2-byte stores */ - if i <= len(m) - 2 { - self.Emit("MOVW", jit.Imm(int64(rt.Get16(m[i:]))), jit.Sib(_RP, _RL, 1, int64(i))) // MOVW $s[i:], i(RP)(RL) - i += 2 - } - - /* last byte */ - if i < len(m) { - self.Emit("MOVB", jit.Imm(int64(m[i])), jit.Sib(_RP, _RL, 1, int64(i))) // MOVB $s[i:], i(RP)(RL) - } -} - -func (self *_Assembler) check_size(n int) { - self.check_size_rl(jit.Ptr(_RL, int64(n))) -} - -func (self *_Assembler) check_size_r(r obj.Addr, d int) { - self.check_size_rl(jit.Sib(_RL, r, 1, int64(d))) -} - -func (self *_Assembler) check_size_rl(v obj.Addr) { - idx := self.x - key := _LB_more_space_return + strconv.Itoa(idx) - - /* the following code relies on LR == R9 to work */ - if _LR.Reg != x86.REG_R9 { - panic("register allocation messed up: LR != R9") - } - - /* check for buffer capacity */ - self.x++ - self.Emit("LEAQ", v, _AX) // LEAQ $v, AX - self.Emit("CMPQ", _AX, _RC) // CMPQ AX, RC - self.Sjmp("JBE" , key) // JBE _more_space_return_{n} - self.slice_grow_ax(key) // GROW $key - self.Link(key) // _more_space_return_{n}: -} - -func (self *_Assembler) slice_grow_ax(ret string) { - self.Byte(0x4c, 0x8d, 0x0d) // LEAQ ?(PC), R9 - self.Sref(ret, 4) // .... &ret - self.Sjmp("JMP" , _LB_more_space) // JMP _more_space -} - -/** State Stack Helpers **/ - -const ( - _StateSize = int64(unsafe.Sizeof(_State{})) - _StackLimit = _MaxStack * _StateSize -) - -func (self *_Assembler) save_state() { - self.Emit("MOVQ", jit.Ptr(_ST, 0), _CX) // MOVQ (ST), CX - self.Emit("LEAQ", jit.Ptr(_CX, _StateSize), _R8) // LEAQ _StateSize(CX), R8 - self.Emit("CMPQ", _R8, jit.Imm(_StackLimit)) // CMPQ R8, $_StackLimit - self.Sjmp("JAE" , _LB_error_too_deep) // JA _error_too_deep - self.Emit("MOVQ", _SP_x, jit.Sib(_ST, _CX, 1, 8)) // MOVQ SP.x, 8(ST)(CX) - self.Emit("MOVQ", _SP_f, jit.Sib(_ST, _CX, 1, 16)) // MOVQ SP.f, 16(ST)(CX) - self.WritePtr(0, _SP_p, jit.Sib(_ST, _CX, 1, 24)) // MOVQ SP.p, 24(ST)(CX) - self.WritePtr(1, _SP_q, jit.Sib(_ST, _CX, 1, 32)) // MOVQ SP.q, 32(ST)(CX) - self.Emit("MOVQ", _R8, jit.Ptr(_ST, 0)) // MOVQ R8, (ST) -} - -func (self *_Assembler) drop_state(decr int64) { - self.Emit("MOVQ" , jit.Ptr(_ST, 0), _AX) // MOVQ (ST), AX - self.Emit("SUBQ" , jit.Imm(decr), _AX) // SUBQ $decr, AX - self.Emit("MOVQ" , _AX, jit.Ptr(_ST, 0)) // MOVQ AX, (ST) - self.Emit("MOVQ" , jit.Sib(_ST, _AX, 1, 8), _SP_x) // MOVQ 8(ST)(AX), SP.x - self.Emit("MOVQ" , jit.Sib(_ST, _AX, 1, 16), _SP_f) // MOVQ 16(ST)(AX), SP.f - self.Emit("MOVQ" , jit.Sib(_ST, _AX, 1, 24), _SP_p) // MOVQ 24(ST)(AX), SP.p - self.Emit("MOVQ" , jit.Sib(_ST, _AX, 1, 32), _SP_q) // MOVQ 32(ST)(AX), SP.q - self.Emit("PXOR" , _X0, _X0) // PXOR X0, X0 - self.Emit("MOVOU", _X0, jit.Sib(_ST, _AX, 1, 8)) // MOVOU X0, 8(ST)(AX) - self.Emit("MOVOU", _X0, jit.Sib(_ST, _AX, 1, 24)) // MOVOU X0, 24(ST)(AX) -} - -/** Buffer Helpers **/ - -func (self *_Assembler) add_char(ch byte) { - self.Emit("MOVB", jit.Imm(int64(ch)), jit.Sib(_RP, _RL, 1, 0)) // MOVB $ch, (RP)(RL) - self.Emit("ADDQ", jit.Imm(1), _RL) // ADDQ $1, RL -} - -func (self *_Assembler) add_long(ch uint32, n int64) { - self.Emit("MOVL", jit.Imm(int64(ch)), jit.Sib(_RP, _RL, 1, 0)) // MOVL $ch, (RP)(RL) - self.Emit("ADDQ", jit.Imm(n), _RL) // ADDQ $n, RL -} - -func (self *_Assembler) add_text(ss string) { - self.store_str(ss) // TEXT $ss - self.Emit("ADDQ", jit.Imm(int64(len(ss))), _RL) // ADDQ ${len(ss)}, RL -} - -func (self *_Assembler) prep_buffer() { - self.Emit("MOVQ", _ARG_rb, _AX) // MOVQ rb<>+0(FP), AX - self.Emit("MOVQ", _RL, jit.Ptr(_AX, 8)) // MOVQ RL, 8(AX) - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 0)) // MOVQ AX, (SP) -} - -func (self *_Assembler) prep_buffer_c() { - self.Emit("MOVQ", _ARG_rb, _DI) // MOVQ rb<>+0(FP), DI - self.Emit("MOVQ", _RL, jit.Ptr(_DI, 8)) // MOVQ RL, 8(DI) -} - -func (self *_Assembler) save_buffer() { - self.Emit("MOVQ", _ARG_rb, _CX) // MOVQ rb<>+0(FP), CX - self.Emit("MOVQ", _RP, jit.Ptr(_CX, 0)) // MOVQ RP, (CX) - self.Emit("MOVQ", _RL, jit.Ptr(_CX, 8)) // MOVQ RL, 8(CX) - self.Emit("MOVQ", _RC, jit.Ptr(_CX, 16)) // MOVQ RC, 16(CX) -} - -func (self *_Assembler) load_buffer() { - self.Emit("MOVQ", _ARG_rb, _AX) // MOVQ rb<>+0(FP), AX - self.Emit("MOVQ", jit.Ptr(_AX, 0), _RP) // MOVQ (AX), RP - self.Emit("MOVQ", jit.Ptr(_AX, 8), _RL) // MOVQ 8(AX), RL - self.Emit("MOVQ", jit.Ptr(_AX, 16), _RC) // MOVQ 16(AX), RC -} - -/** Function Interface Helpers **/ - -func (self *_Assembler) call(pc obj.Addr) { - self.Emit("MOVQ", pc, _AX) // MOVQ $pc, AX - self.Rjmp("CALL", _AX) // CALL AX -} - -func (self *_Assembler) save_c() { - self.xsave(_REG_ffi...) // SAVE $REG_ffi -} - -func (self *_Assembler) call_c(pc obj.Addr) { - self.call(pc) // CALL $pc - self.xload(_REG_ffi...) // LOAD $REG_ffi -} - -func (self *_Assembler) call_go(pc obj.Addr) { - self.xsave(_REG_all...) // SAVE $REG_all - self.call(pc) // CALL $pc - self.xload(_REG_all...) // LOAD $REG_all -} - -func (self *_Assembler) call_encoder(pc obj.Addr) { - self.xsave(_REG_enc...) // SAVE $REG_enc - self.call(pc) // CALL $pc - self.xload(_REG_enc...) // LOAD $REG_enc - self.load_buffer() // LOAD {buf} -} - -func (self *_Assembler) call_marshaler(fn obj.Addr, it *rt.GoType, vt reflect.Type) { - switch vt.Kind() { - case reflect.Interface : self.call_marshaler_i(fn, it) - case reflect.Ptr, reflect.Map: self.call_marshaler_v(fn, it, vt, true) - // struct/array of 1 direct iface type can be direct - default : self.call_marshaler_v(fn, it, vt, !rt.UnpackType(vt).Indirect()) - } -} - -func (self *_Assembler) call_marshaler_i(fn obj.Addr, it *rt.GoType) { - self.Emit("MOVQ" , jit.Gtype(it), _AX) // MOVQ $it, AX - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 0)) // MOVQ AX, (SP) - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _AX) // MOVQ (SP.p), AX - self.Emit("MOVQ" , jit.Ptr(_SP_p, 8), _CX) // MOVQ 8(SP.p), CX - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JZ" , "_null_{n}") // JZ _null_{n} - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 8)) // MOVQ AX, 8(SP) - self.Emit("MOVQ" , _CX, jit.Ptr(_SP, 16)) // MOVQ CX, 16(SP) - self.call_go(_F_assertI2I) // CALL_GO assertI2I - self.prep_buffer() // MOVE {buf}, (SP) - self.Emit("MOVOU", jit.Ptr(_SP, 24), _X0) // MOVOU 24(SP), X0 - self.Emit("MOVOU", _X0, jit.Ptr(_SP, 8)) // MOVOU X0, 8(SP) - self.Emit("MOVQ", _ARG_fv, _CX) // MOVQ ARG.fv, CX - self.Emit("MOVQ", _CX, jit.Ptr(_SP, 24)) // MOVQ CX, 24(SP) - self.call_encoder(fn) // CALL $fn - self.Emit("MOVQ" , jit.Ptr(_SP, 32), _ET) // MOVQ 32(SP), ET - self.Emit("MOVQ" , jit.Ptr(_SP, 40), _EP) // MOVQ 40(SP), EP - self.Emit("TESTQ", _ET, _ET) // TESTQ ET, ET - self.Sjmp("JNZ" , _LB_error) // JNZ _error - self.Sjmp("JMP" , "_done_{n}") // JMP _done_{n} - self.Link("_null_{n}") // _null_{n}: - self.check_size(4) // SIZE $4 - self.Emit("MOVL", jit.Imm(_IM_null), jit.Sib(_RP, _RL, 1, 0)) // MOVL $'null', (RP)(RL*1) - self.Emit("ADDQ", jit.Imm(4), _RL) // ADDQ $4, RL - self.Link("_done_{n}") // _done_{n}: -} - -func (self *_Assembler) call_marshaler_v(fn obj.Addr, it *rt.GoType, vt reflect.Type, deref bool) { - self.prep_buffer() // MOVE {buf}, (SP) - self.Emit("MOVQ", jit.Itab(it, vt), _AX) // MOVQ $(itab(it, vt)), AX - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 8)) // MOVQ AX, 8(SP) - - /* dereference the pointer if needed */ - if !deref { - self.Emit("MOVQ", _SP_p, jit.Ptr(_SP, 16)) // MOVQ SP.p, 16(SP) - } else { - self.Emit("MOVQ", jit.Ptr(_SP_p, 0), _AX) // MOVQ (SP.p), AX - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 16)) // MOVQ AX, 16(SP) - } - - /* call the encoder, and perform error checks */ - self.Emit("MOVQ", _ARG_fv, _CX) // MOVQ ARG.fv, CX - self.Emit("MOVQ", _CX, jit.Ptr(_SP, 24)) // MOVQ CX, 24(SP) - self.call_encoder(fn) // CALL $fn - self.Emit("MOVQ" , jit.Ptr(_SP, 32), _ET) // MOVQ 32(SP), ET - self.Emit("MOVQ" , jit.Ptr(_SP, 40), _EP) // MOVQ 40(SP), EP - self.Emit("TESTQ", _ET, _ET) // TESTQ ET, ET - self.Sjmp("JNZ" , _LB_error) // JNZ _error -} - -/** Builtin: _more_space **/ - -var ( - _T_byte = jit.Type(byteType) - _F_growslice = jit.Func(rt.GrowSlice) -) - -func (self *_Assembler) more_space() { - self.Link(_LB_more_space) - self.Emit("MOVQ", _RP, jit.Ptr(_SP, 8)) // MOVQ RP, 8(SP) - self.Emit("MOVQ", _RL, jit.Ptr(_SP, 16)) // MOVQ RL, 16(SP) - self.Emit("MOVQ", _RC, jit.Ptr(_SP, 24)) // MOVQ RC, 24(SP) - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 32)) // MOVQ AX, 32(SP) - self.Emit("MOVQ", _T_byte, _AX) // MOVQ $_T_byte, _AX - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 0)) // MOVQ _AX, (SP) - self.xsave(_REG_jsr...) // SAVE $REG_jsr - self.call(_F_growslice) // CALL $pc - self.xload(_REG_jsr...) // LOAD $REG_jsr - self.Emit("MOVQ", jit.Ptr(_SP, 40), _RP) // MOVQ 40(SP), RP - self.Emit("MOVQ", jit.Ptr(_SP, 48), _RL) // MOVQ 48(SP), RL - self.Emit("MOVQ", jit.Ptr(_SP, 56), _RC) // MOVQ 56(SP), RC - self.save_buffer() // SAVE {buf} - self.Rjmp("JMP" , _LR) // JMP LR -} - -/** Builtin Errors **/ - -var ( - _V_ERR_too_deep = jit.Imm(int64(uintptr(unsafe.Pointer(_ERR_too_deep)))) - _V_ERR_nan_or_infinite = jit.Imm(int64(uintptr(unsafe.Pointer(_ERR_nan_or_infinite)))) - _I_json_UnsupportedValueError = jit.Itab(rt.UnpackType(errorType), jsonUnsupportedValueType) -) - -func (self *_Assembler) error_too_deep() { - self.Link(_LB_error_too_deep) - self.Emit("MOVQ", _V_ERR_too_deep, _EP) // MOVQ $_V_ERR_too_deep, EP - self.Emit("MOVQ", _I_json_UnsupportedValueError, _ET) // MOVQ $_I_json_UnsupportedValuError, ET - self.Sjmp("JMP" , _LB_error) // JMP _error -} - -func (self *_Assembler) error_invalid_number() { - self.Link(_LB_error_invalid_number) - self.call_go(_F_error_number) // CALL_GO error_number - self.Emit("MOVQ", jit.Ptr(_SP, 16), _ET) // MOVQ 16(SP), ET - self.Emit("MOVQ", jit.Ptr(_SP, 24), _EP) // MOVQ 24(SP), EP - self.Sjmp("JMP" , _LB_error) // JMP _error -} - -func (self *_Assembler) error_nan_or_infinite() { - self.Link(_LB_error_nan_or_infinite) - self.Emit("MOVQ", _V_ERR_nan_or_infinite, _EP) // MOVQ $_V_ERR_nan_or_infinite, EP - self.Emit("MOVQ", _I_json_UnsupportedValueError, _ET) // MOVQ $_I_json_UnsupportedValuError, ET - self.Sjmp("JMP" , _LB_error) // JMP _error -} - -/** String Encoding Routine **/ - -var ( - _F_quote = jit.Imm(int64(native.S_quote)) - _F_panic = jit.Func(goPanic) -) - -func (self *_Assembler) go_panic() { - self.Link(_LB_panic) - self.Emit("MOVQ", _SP_p, jit.Ptr(_SP, 8)) - self.call_go(_F_panic) -} - -func (self *_Assembler) encode_string(doubleQuote bool) { - self.Emit("MOVQ" , jit.Ptr(_SP_p, 8), _AX) // MOVQ 8(SP.p), AX - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JZ" , "_str_empty_{n}") // JZ _str_empty_{n} - self.Emit("CMPQ", jit.Ptr(_SP_p, 0), jit.Imm(0)) - self.Sjmp("JNE" , "_str_next_{n}") - self.Emit("MOVQ", jit.Imm(int64(panicNilPointerOfNonEmptyString)), jit.Ptr(_SP, 0)) - self.Sjmp("JMP", _LB_panic) - self.Link("_str_next_{n}") - - /* openning quote, check for double quote */ - if !doubleQuote { - self.check_size_r(_AX, 2) // SIZE $2 - self.add_char('"') // CHAR $'"' - } else { - self.check_size_r(_AX, 6) // SIZE $6 - self.add_long(_IM_open, 3) // TEXT $`"\"` - } - - /* quoting loop */ - self.Emit("XORL", _AX, _AX) // XORL AX, AX - self.Emit("MOVQ", _AX, _VAR_sp) // MOVQ AX, sp - self.Link("_str_loop_{n}") // _str_loop_{n}: - self.save_c() // SAVE $REG_ffi - - /* load the output buffer first, and then input buffer, - * because the parameter registers collide with RP / RL / RC */ - self.Emit("MOVQ", _RC, _CX) // MOVQ RC, CX - self.Emit("SUBQ", _RL, _CX) // SUBQ RL, CX - self.Emit("MOVQ", _CX, _VAR_dn) // MOVQ CX, dn - self.Emit("LEAQ", jit.Sib(_RP, _RL, 1, 0), _DX) // LEAQ (RP)(RL), DX - self.Emit("LEAQ", _VAR_dn, _CX) // LEAQ dn, CX - self.Emit("MOVQ", _VAR_sp, _AX) // MOVQ sp, AX - self.Emit("MOVQ", jit.Ptr(_SP_p, 0), _DI) // MOVQ (SP.p), DI - self.Emit("MOVQ", jit.Ptr(_SP_p, 8), _SI) // MOVQ 8(SP.p), SI - self.Emit("ADDQ", _AX, _DI) // ADDQ AX, DI - self.Emit("SUBQ", _AX, _SI) // SUBQ AX, SI - - /* set the flags based on `doubleQuote` */ - if !doubleQuote { - self.Emit("XORL", _R8, _R8) // XORL R8, R8 - } else { - self.Emit("MOVL", jit.Imm(types.F_DOUBLE_UNQUOTE), _R8) // MOVL ${types.F_DOUBLE_UNQUOTE}, R8 - } - - /* call the native quoter */ - self.call_c(_F_quote) // CALL quote - self.Emit("ADDQ" , _VAR_dn, _RL) // ADDQ dn, RL - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JS" , "_str_space_{n}") // JS _str_space_{n} - - /* close the string, check for double quote */ - if !doubleQuote { - self.check_size(1) // SIZE $1 - self.add_char('"') // CHAR $'"' - self.Sjmp("JMP", "_str_end_{n}") // JMP _str_end_{n} - } else { - self.check_size(3) // SIZE $3 - self.add_text("\\\"\"") // TEXT $'\""' - self.Sjmp("JMP", "_str_end_{n}") // JMP _str_end_{n} - } - - /* not enough space to contain the quoted string */ - self.Link("_str_space_{n}") // _str_space_{n}: - self.Emit("NOTQ", _AX) // NOTQ AX - self.Emit("ADDQ", _AX, _VAR_sp) // ADDQ AX, sp - self.Emit("LEAQ", jit.Sib(_RC, _RC, 1, 0), _AX) // LEAQ (RC)(RC), AX - self.slice_grow_ax("_str_loop_{n}") // GROW _str_loop_{n} - - /* empty string, check for double quote */ - if !doubleQuote { - self.Link("_str_empty_{n}") // _str_empty_{n}: - self.check_size(2) // SIZE $2 - self.add_text("\"\"") // TEXT $'""' - self.Link("_str_end_{n}") // _str_end_{n}: - } else { - self.Link("_str_empty_{n}") // _str_empty_{n}: - self.check_size(6) // SIZE $6 - self.add_text("\"\\\"\\\"\"") // TEXT $'"\"\""' - self.Link("_str_end_{n}") // _str_end_{n}: - } -} - -/** OpCode Assembler Functions **/ - -var ( - _T_json_Marshaler = rt.UnpackType(jsonMarshalerType) - _T_encoding_TextMarshaler = rt.UnpackType(encodingTextMarshalerType) -) - -var ( - _F_f64toa = jit.Imm(int64(native.S_f64toa)) - _F_f32toa = jit.Imm(int64(native.S_f32toa)) - _F_i64toa = jit.Imm(int64(native.S_i64toa)) - _F_u64toa = jit.Imm(int64(native.S_u64toa)) - _F_b64encode = jit.Imm(int64(_subr__b64encode)) -) - -var ( - _F_memmove = jit.Func(memmove) - _F_error_number = jit.Func(error_number) - _F_isValidNumber = jit.Func(isValidNumber) -) - -var ( - _F_iteratorStop = jit.Func(iteratorStop) - _F_iteratorNext = jit.Func(iteratorNext) - _F_iteratorStart = jit.Func(iteratorStart) -) - -var ( - _F_encodeTypedPointer obj.Addr - _F_encodeJsonMarshaler obj.Addr - _F_encodeTextMarshaler obj.Addr -) - -const ( - _MODE_AVX2 = 1 << 2 -) - -func init() { - _F_encodeTypedPointer = jit.Func(encodeTypedPointer) - _F_encodeJsonMarshaler = jit.Func(encodeJsonMarshaler) - _F_encodeTextMarshaler = jit.Func(encodeTextMarshaler) -} - -func (self *_Assembler) _asm_OP_null(_ *_Instr) { - self.check_size(4) - self.Emit("MOVL", jit.Imm(_IM_null), jit.Sib(_RP, _RL, 1, 0)) // MOVL $'null', (RP)(RL*1) - self.Emit("ADDQ", jit.Imm(4), _RL) // ADDQ $4, RL -} - -func (self *_Assembler) _asm_OP_empty_arr(_ *_Instr) { - self.Emit("BTQ", jit.Imm(int64(bitNoNullSliceOrMap)), _ARG_fv) - self.Sjmp("JC", "_empty_arr_{n}") - self._asm_OP_null(nil) - self.Sjmp("JMP", "_empty_arr_end_{n}") - self.Link("_empty_arr_{n}") - self.check_size(2) - self.Emit("MOVW", jit.Imm(_IM_array), jit.Sib(_RP, _RL, 1, 0)) - self.Emit("ADDQ", jit.Imm(2), _RL) - self.Link("_empty_arr_end_{n}") -} - -func (self *_Assembler) _asm_OP_empty_obj(_ *_Instr) { - self.Emit("BTQ", jit.Imm(int64(bitNoNullSliceOrMap)), _ARG_fv) - self.Sjmp("JC", "_empty_obj_{n}") - self._asm_OP_null(nil) - self.Sjmp("JMP", "_empty_obj_end_{n}") - self.Link("_empty_obj_{n}") - self.check_size(2) - self.Emit("MOVW", jit.Imm(_IM_object), jit.Sib(_RP, _RL, 1, 0)) - self.Emit("ADDQ", jit.Imm(2), _RL) - self.Link("_empty_obj_end_{n}") -} - -func (self *_Assembler) _asm_OP_bool(_ *_Instr) { - self.Emit("CMPB", jit.Ptr(_SP_p, 0), jit.Imm(0)) // CMPB (SP.p), $0 - self.Sjmp("JE" , "_false_{n}") // JE _false_{n} - self.check_size(4) // SIZE $4 - self.Emit("MOVL", jit.Imm(_IM_true), jit.Sib(_RP, _RL, 1, 0)) // MOVL $'true', (RP)(RL*1) - self.Emit("ADDQ", jit.Imm(4), _RL) // ADDQ $4, RL - self.Sjmp("JMP" , "_end_{n}") // JMP _end_{n} - self.Link("_false_{n}") // _false_{n}: - self.check_size(5) // SIZE $5 - self.Emit("MOVL", jit.Imm(_IM_fals), jit.Sib(_RP, _RL, 1, 0)) // MOVL $'fals', (RP)(RL*1) - self.Emit("MOVB", jit.Imm('e'), jit.Sib(_RP, _RL, 1, 4)) // MOVB $'e', 4(RP)(RL*1) - self.Emit("ADDQ", jit.Imm(5), _RL) // ADDQ $5, RL - self.Link("_end_{n}") // _end_{n}: -} - -func (self *_Assembler) _asm_OP_i8(_ *_Instr) { - self.store_int(4, _F_i64toa, "MOVBQSX") -} - -func (self *_Assembler) _asm_OP_i16(_ *_Instr) { - self.store_int(6, _F_i64toa, "MOVWQSX") -} - -func (self *_Assembler) _asm_OP_i32(_ *_Instr) { - self.store_int(17, _F_i64toa, "MOVLQSX") -} - -func (self *_Assembler) _asm_OP_i64(_ *_Instr) { - self.store_int(21, _F_i64toa, "MOVQ") -} - -func (self *_Assembler) _asm_OP_u8(_ *_Instr) { - self.store_int(3, _F_u64toa, "MOVBQZX") -} - -func (self *_Assembler) _asm_OP_u16(_ *_Instr) { - self.store_int(5, _F_u64toa, "MOVWQZX") -} - -func (self *_Assembler) _asm_OP_u32(_ *_Instr) { - self.store_int(16, _F_u64toa, "MOVLQZX") -} - -func (self *_Assembler) _asm_OP_u64(_ *_Instr) { - self.store_int(20, _F_u64toa, "MOVQ") -} - -func (self *_Assembler) _asm_OP_f32(_ *_Instr) { - self.check_size(32) - self.Emit("MOVL" , jit.Ptr(_SP_p, 0), _AX) // MOVL (SP.p), AX - self.Emit("ANDL" , jit.Imm(_FM_exp32), _AX) // ANDL $_FM_exp32, AX - self.Emit("XORL" , jit.Imm(_FM_exp32), _AX) // XORL $_FM_exp32, AX - self.Sjmp("JZ" , _LB_error_nan_or_infinite) // JZ _error_nan_or_infinite - self.save_c() // SAVE $C_regs - self.rbuf_di() // MOVQ RP, DI - self.Emit("MOVSS" , jit.Ptr(_SP_p, 0), _X0) // MOVSS (SP.p), X0 - self.call_c(_F_f32toa) // CALL_C f64toa - self.Emit("ADDQ" , _AX, _RL) // ADDQ AX, RL -} - -func (self *_Assembler) _asm_OP_f64(_ *_Instr) { - self.check_size(32) - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _AX) // MOVQ (SP.p), AX - self.Emit("MOVQ" , jit.Imm(_FM_exp64), _CX) // MOVQ $_FM_exp64, CX - self.Emit("ANDQ" , _CX, _AX) // ANDQ CX, AX - self.Emit("XORQ" , _CX, _AX) // XORQ CX, AX - self.Sjmp("JZ" , _LB_error_nan_or_infinite) // JZ _error_nan_or_infinite - self.save_c() // SAVE $C_regs - self.rbuf_di() // MOVQ RP, DI - self.Emit("MOVSD" , jit.Ptr(_SP_p, 0), _X0) // MOVSD (SP.p), X0 - self.call_c(_F_f64toa) // CALL_C f64toa - self.Emit("ADDQ" , _AX, _RL) // ADDQ AX, RL -} - -func (self *_Assembler) _asm_OP_str(_ *_Instr) { - self.encode_string(false) -} - -func (self *_Assembler) _asm_OP_bin(_ *_Instr) { - self.Emit("MOVQ", jit.Ptr(_SP_p, 8), _AX) // MOVQ 8(SP.p), AX - self.Emit("ADDQ", jit.Imm(2), _AX) // ADDQ $2, AX - self.Emit("MOVQ", jit.Imm(_IM_mulv), _CX) // MOVQ $_MF_mulv, CX - self.Emit("MOVQ", _DX, _R8) // MOVQ DX, R8 - self.From("MULQ", _CX) // MULQ CX - self.Emit("LEAQ", jit.Sib(_DX, _DX, 1, 1), _AX) // LEAQ 1(DX)(DX), AX - self.Emit("ORQ" , jit.Imm(2), _AX) // ORQ $2, AX - self.Emit("MOVQ", _R8, _DX) // MOVQ R8, DX - self.check_size_r(_AX, 0) // SIZE AX - self.add_char('"') // CHAR $'"' - self.save_c() // SAVE $REG_ffi - self.prep_buffer_c() // MOVE {buf}, DI - self.Emit("MOVQ", _SP_p, _SI) // MOVQ SP.p, SI - - /* check for AVX2 support */ - if !cpu.HasAVX2 { - self.Emit("XORL", _DX, _DX) // XORL DX, DX - } else { - self.Emit("MOVL", jit.Imm(_MODE_AVX2), _DX) // MOVL $_MODE_AVX2, DX - } - - /* call the encoder */ - self.call_c(_F_b64encode) // CALL b64encode - self.load_buffer() // LOAD {buf} - self.add_char('"') // CHAR $'"' -} - -func (self *_Assembler) _asm_OP_quote(_ *_Instr) { - self.encode_string(true) -} - -func (self *_Assembler) _asm_OP_number(_ *_Instr) { - self.Emit("MOVQ" , jit.Ptr(_SP_p, 8), _CX) // MOVQ (SP.p), CX - self.Emit("TESTQ", _CX, _CX) // TESTQ CX, CX - self.Sjmp("JZ" , "_empty_{n}") // JZ _empty_{n} - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _AX) // MOVQ (SP.p), AX - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JNZ" , "_number_next_{n}") - self.Emit("MOVQ", jit.Imm(int64(panicNilPointerOfNonEmptyString)), jit.Ptr(_SP, 0)) - self.Sjmp("JMP", _LB_panic) - self.Link("_number_next_{n}") - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 0)) // MOVQ AX, (SP) - self.Emit("MOVQ" , _CX, jit.Ptr(_SP, 8)) // MOVQ CX, 8(SP) - self.call_go(_F_isValidNumber) // CALL_GO isValidNumber - self.Emit("CMPB" , jit.Ptr(_SP, 16), jit.Imm(0)) // CMPB 16(SP), $0 - self.Sjmp("JE" , _LB_error_invalid_number) // JE _error_invalid_number - self.Emit("MOVQ" , jit.Ptr(_SP_p, 8), _AX) // MOVQ 8(SP.p), AX - self.check_size_r(_AX, 0) // SIZE AX - self.Emit("LEAQ" , jit.Sib(_RP, _RL, 1, 0), _AX) // LEAQ (RP)(RL), AX - self.Emit("ADDQ" , jit.Ptr(_SP_p, 8), _RL) // ADDQ 8(SP.p), RL - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 0)) // MOVQ AX, (SP) - self.Emit("MOVOU", jit.Ptr(_SP_p, 0), _X0) // MOVOU (SP.p), X0 - self.Emit("MOVOU", _X0, jit.Ptr(_SP, 8)) // MOVOU X0, 8(SP) - self.call_go(_F_memmove) // CALL_GO memmove - self.Sjmp("JMP" , "_done_{n}") // JMP _done_{n} - self.Link("_empty_{n}") // _empty_{n}: - self.check_size(1) // SIZE $1 - self.add_char('0') // CHAR $'0' - self.Link("_done_{n}") // _done_{n}: -} - -func (self *_Assembler) _asm_OP_eface(_ *_Instr) { - self.prep_buffer() // MOVE {buf}, (SP)s - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _AX) // MOVQ (SP.p), AX - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 8)) // MOVQ AX, 8(SP) - self.Emit("LEAQ" , jit.Ptr(_SP_p, 8), _AX) // LEAQ 8(SP.p), AX - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 16)) // MOVQ AX, 16(SP) - self.Emit("MOVQ" , _ST, jit.Ptr(_SP, 24)) // MOVQ ST, 24(SP) - self.Emit("MOVQ" , _ARG_fv, _AX) // MOVQ fv, AX - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 32)) // MOVQ AX, 32(SP) - self.call_encoder(_F_encodeTypedPointer) // CALL encodeTypedPointer - self.Emit("MOVQ" , jit.Ptr(_SP, 40), _ET) // MOVQ 40(SP), ET - self.Emit("MOVQ" , jit.Ptr(_SP, 48), _EP) // MOVQ 48(SP), EP - self.Emit("TESTQ", _ET, _ET) // TESTQ ET, ET - self.Sjmp("JNZ" , _LB_error) // JNZ _error -} - -func (self *_Assembler) _asm_OP_iface(_ *_Instr) { - self.prep_buffer() // MOVE {buf}, (SP) - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _AX) // MOVQ (SP.p), AX - self.Emit("MOVQ" , jit.Ptr(_AX, 8), _AX) // MOVQ 8(AX), AX - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 8)) // MOVQ AX, 8(SP) - self.Emit("LEAQ" , jit.Ptr(_SP_p, 8), _AX) // LEAQ 8(SP.p), AX - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 16)) // MOVQ AX, 16(SP) - self.Emit("MOVQ" , _ST, jit.Ptr(_SP, 24)) // MOVQ ST, 24(SP) - self.Emit("MOVQ" , _ARG_fv, _AX) // MOVQ fv, AX - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 32)) // MOVQ AX, 32(SP) - self.call_encoder(_F_encodeTypedPointer) // CALL encodeTypedPointer - self.Emit("MOVQ" , jit.Ptr(_SP, 40), _ET) // MOVQ 40(SP), ET - self.Emit("MOVQ" , jit.Ptr(_SP, 48), _EP) // MOVQ 48(SP), EP - self.Emit("TESTQ", _ET, _ET) // TESTQ ET, ET - self.Sjmp("JNZ" , _LB_error) // JNZ _error -} - -func (self *_Assembler) _asm_OP_byte(p *_Instr) { - self.check_size(1) - self.Emit("MOVB", jit.Imm(p.i64()), jit.Sib(_RP, _RL, 1, 0)) // MOVL p.vi(), (RP)(RL*1) - self.Emit("ADDQ", jit.Imm(1), _RL) // ADDQ $1, RL -} - -func (self *_Assembler) _asm_OP_text(p *_Instr) { - self.check_size(len(p.vs())) // SIZE ${len(p.vs())} - self.add_text(p.vs()) // TEXT ${p.vs()} -} - -func (self *_Assembler) _asm_OP_deref(_ *_Instr) { - self.Emit("MOVQ", jit.Ptr(_SP_p, 0), _SP_p) // MOVQ (SP.p), SP.p -} - -func (self *_Assembler) _asm_OP_index(p *_Instr) { - self.Emit("MOVQ", jit.Imm(p.i64()), _AX) // MOVQ $p.vi(), AX - self.Emit("ADDQ", _AX, _SP_p) // ADDQ AX, SP.p -} - -func (self *_Assembler) _asm_OP_load(_ *_Instr) { - self.Emit("MOVQ", jit.Ptr(_ST, 0), _AX) // MOVQ (ST), AX - self.Emit("MOVQ", jit.Sib(_ST, _AX, 1, -24), _SP_x) // MOVQ -24(ST)(AX), SP.x - self.Emit("MOVQ", jit.Sib(_ST, _AX, 1, -8), _SP_p) // MOVQ -8(ST)(AX), SP.p - self.Emit("MOVQ", jit.Sib(_ST, _AX, 1, 0), _SP_q) // MOVQ (ST)(AX), SP.q -} - -func (self *_Assembler) _asm_OP_save(_ *_Instr) { - self.save_state() -} - -func (self *_Assembler) _asm_OP_drop(_ *_Instr) { - self.drop_state(_StateSize) -} - -func (self *_Assembler) _asm_OP_drop_2(_ *_Instr) { - self.drop_state(_StateSize * 2) // DROP $(_StateSize * 2) - self.Emit("MOVOU", _X0, jit.Sib(_ST, _AX, 1, 56)) // MOVOU X0, 56(ST)(AX) -} - -func (self *_Assembler) _asm_OP_recurse(p *_Instr) { - self.prep_buffer() // MOVE {buf}, (SP) - vt, pv := p.vp() - self.Emit("MOVQ", jit.Type(vt), _AX) // MOVQ $(type(p.vt())), AX - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 8)) // MOVQ AX, 8(SP) - - /* check for indirection */ - if !rt.UnpackType(vt).Indirect() { - self.Emit("MOVQ", _SP_p, _AX) // MOVQ SP.p, AX - } else { - self.Emit("MOVQ", _SP_p, _VAR_vp) // MOVQ SP.p, 48(SP) - self.Emit("LEAQ", _VAR_vp, _AX) // LEAQ 48(SP), AX - } - - /* call the encoder */ - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 16)) // MOVQ AX, 16(SP) - self.Emit("MOVQ" , _ST, jit.Ptr(_SP, 24)) // MOVQ ST, 24(SP) - self.Emit("MOVQ" , _ARG_fv, _AX) // MOVQ fv, AX - if pv { - self.Emit("BTCQ", jit.Imm(bitPointerValue), _AX) // BTCQ $1, AX - } - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 32)) // MOVQ AX, 32(SP) - self.call_encoder(_F_encodeTypedPointer) // CALL encodeTypedPointer - self.Emit("MOVQ" , jit.Ptr(_SP, 40), _ET) // MOVQ 40(SP), ET - self.Emit("MOVQ" , jit.Ptr(_SP, 48), _EP) // MOVQ 48(SP), EP - self.Emit("TESTQ", _ET, _ET) // TESTQ ET, ET - self.Sjmp("JNZ" , _LB_error) // JNZ _error -} - -func (self *_Assembler) _asm_OP_is_nil(p *_Instr) { - self.Emit("CMPQ", jit.Ptr(_SP_p, 0), jit.Imm(0)) // CMPQ (SP.p), $0 - self.Xjmp("JE" , p.vi()) // JE p.vi() -} - -func (self *_Assembler) _asm_OP_is_nil_p1(p *_Instr) { - self.Emit("CMPQ", jit.Ptr(_SP_p, 8), jit.Imm(0)) // CMPQ 8(SP.p), $0 - self.Xjmp("JE" , p.vi()) // JE p.vi() -} - -func (self *_Assembler) _asm_OP_is_zero_1(p *_Instr) { - self.Emit("CMPB", jit.Ptr(_SP_p, 0), jit.Imm(0)) // CMPB (SP.p), $0 - self.Xjmp("JE" , p.vi()) // JE p.vi() -} - -func (self *_Assembler) _asm_OP_is_zero_2(p *_Instr) { - self.Emit("CMPW", jit.Ptr(_SP_p, 0), jit.Imm(0)) // CMPW (SP.p), $0 - self.Xjmp("JE" , p.vi()) // JE p.vi() -} - -func (self *_Assembler) _asm_OP_is_zero_4(p *_Instr) { - self.Emit("CMPL", jit.Ptr(_SP_p, 0), jit.Imm(0)) // CMPL (SP.p), $0 - self.Xjmp("JE" , p.vi()) // JE p.vi() -} - -func (self *_Assembler) _asm_OP_is_zero_8(p *_Instr) { - self.Emit("CMPQ", jit.Ptr(_SP_p, 0), jit.Imm(0)) // CMPQ (SP.p), $0 - self.Xjmp("JE" , p.vi()) // JE p.vi() -} - -func (self *_Assembler) _asm_OP_is_zero_map(p *_Instr) { - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _AX) // MOVQ (SP.p), AX - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Xjmp("JZ" , p.vi()) // JZ p.vi() - self.Emit("CMPQ" , jit.Ptr(_AX, 0), jit.Imm(0)) // CMPQ (AX), $0 - self.Xjmp("JE" , p.vi()) // JE p.vi() -} - -func (self *_Assembler) _asm_OP_goto(p *_Instr) { - self.Xjmp("JMP", p.vi()) -} - -func (self *_Assembler) _asm_OP_map_iter(p *_Instr) { - self.Emit("MOVQ" , jit.Type(p.vt()), _AX) // MOVQ $p.vt(), AX - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _CX) // MOVQ (SP.p), CX - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 0)) // MOVQ AX, (SP) - self.Emit("MOVQ" , _CX, jit.Ptr(_SP, 8)) // MOVQ CX, 8(SP) - self.Emit("MOVQ" , _ARG_fv, _AX) // MOVQ fv, AX - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 16)) // MOVQ AX, 16(SP) - self.call_go(_F_iteratorStart) // CALL_GO iteratorStart - self.Emit("MOVQ" , jit.Ptr(_SP, 24), _SP_q) // MOVQ 24(SP), SP.q - self.Emit("MOVQ" , jit.Ptr(_SP, 32), _ET) // MOVQ 32(SP), ET - self.Emit("MOVQ" , jit.Ptr(_SP, 40), _EP) // MOVQ 40(SP), EP - self.Emit("TESTQ", _ET, _ET) // TESTQ ET, ET - self.Sjmp("JNZ" , _LB_error) // JNZ _error -} - -func (self *_Assembler) _asm_OP_map_stop(_ *_Instr) { - self.Emit("MOVQ", _SP_q, jit.Ptr(_SP, 0)) // MOVQ SP.q, 0(SP) - self.call_go(_F_iteratorStop) // CALL_GO iteratorStop - self.Emit("XORL", _SP_q, _SP_q) // XORL SP.q, SP.q -} - -func (self *_Assembler) _asm_OP_map_check_key(p *_Instr) { - self.Emit("MOVQ" , jit.Ptr(_SP_q, 0), _SP_p) // MOVQ (SP.q), SP.p - self.Emit("TESTQ", _SP_p, _SP_p) // TESTQ SP.p, SP.p - self.Xjmp("JZ" , p.vi()) // JNZ p.vi() -} - -func (self *_Assembler) _asm_OP_map_write_key(p *_Instr) { - self.Emit("BTQ", jit.Imm(bitSortMapKeys), _ARG_fv) // BTQ ${SortMapKeys}, fv - self.Sjmp("JNC", "_unordered_key_{n}") // JNC _unordered_key_{n} - self.encode_string(false) // STR $false - self.Xjmp("JMP", p.vi()) // JMP ${p.vi()} - self.Link("_unordered_key_{n}") // _unordered_key_{n}: -} - -func (self *_Assembler) _asm_OP_map_value_next(_ *_Instr) { - self.Emit("MOVQ", jit.Ptr(_SP_q, 8), _SP_p) // MOVQ 8(SP.q), SP.p - self.Emit("MOVQ", _SP_q, jit.Ptr(_SP, 0)) // MOVQ SP.q, (SP) - self.call_go(_F_iteratorNext) // CALL_GO iteratorNext -} - -func (self *_Assembler) _asm_OP_slice_len(_ *_Instr) { - self.Emit("MOVQ" , jit.Ptr(_SP_p, 8), _SP_x) // MOVQ 8(SP.p), SP.x - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _SP_p) // MOVQ (SP.p), SP.p - self.Emit("ORQ" , jit.Imm(1 << _S_init), _SP_f) // ORQ $(1<<_S_init), SP.f -} - -func (self *_Assembler) _asm_OP_slice_next(p *_Instr) { - self.Emit("TESTQ" , _SP_x, _SP_x) // TESTQ SP.x, SP.x - self.Xjmp("JZ" , p.vi()) // JZ p.vi() - self.Emit("SUBQ" , jit.Imm(1), _SP_x) // SUBQ $1, SP.x - self.Emit("BTRQ" , jit.Imm(_S_init), _SP_f) // BTRQ $_S_init, SP.f - self.Emit("LEAQ" , jit.Ptr(_SP_p, int64(p.vlen())), _AX) // LEAQ $(p.vlen())(SP.p), AX - self.Emit("CMOVQCC", _AX, _SP_p) // CMOVQNC AX, SP.p -} - -func (self *_Assembler) _asm_OP_marshal(p *_Instr) { - self.call_marshaler(_F_encodeJsonMarshaler, _T_json_Marshaler, p.vt()) -} - -func (self *_Assembler) _asm_OP_marshal_p(p *_Instr) { - if p.vk() != reflect.Ptr { - panic("marshal_p: invalid type") - } else { - self.call_marshaler_v(_F_encodeJsonMarshaler, _T_json_Marshaler, p.vt(), false) - } -} - -func (self *_Assembler) _asm_OP_marshal_text(p *_Instr) { - self.call_marshaler(_F_encodeTextMarshaler, _T_encoding_TextMarshaler, p.vt()) -} - -func (self *_Assembler) _asm_OP_marshal_text_p(p *_Instr) { - if p.vk() != reflect.Ptr { - panic("marshal_text_p: invalid type") - } else { - self.call_marshaler_v(_F_encodeTextMarshaler, _T_encoding_TextMarshaler, p.vt(), false) - } -} - -func (self *_Assembler) _asm_OP_cond_set(_ *_Instr) { - self.Emit("ORQ", jit.Imm(1 << _S_cond), _SP_f) // ORQ $(1<<_S_cond), SP.f -} - -func (self *_Assembler) _asm_OP_cond_testc(p *_Instr) { - self.Emit("BTRQ", jit.Imm(_S_cond), _SP_f) // BTRQ $_S_cond, SP.f - self.Xjmp("JC" , p.vi()) -} - -func (self *_Assembler) print_gc(i int, p1 *_Instr, p2 *_Instr) { - self.Emit("MOVQ", jit.Imm(int64(p2.op())), jit.Ptr(_SP, 16))// MOVQ $(p2.op()), 16(SP) - self.Emit("MOVQ", jit.Imm(int64(p1.op())), jit.Ptr(_SP, 8)) // MOVQ $(p1.op()), 8(SP) - self.Emit("MOVQ", jit.Imm(int64(i)), jit.Ptr(_SP, 0)) // MOVQ $(i), (SP) - self.call_go(_F_println) -} diff --git a/internal/encoder/assembler_test.go b/internal/encoder/assembler_test.go deleted file mode 100644 index 825cc498a..000000000 --- a/internal/encoder/assembler_test.go +++ /dev/null @@ -1,436 +0,0 @@ -/* - * Copyright 2021 ByteDance Inc. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package encoder - -import ( - `encoding/hex` - `encoding/json` - `math` - `reflect` - `runtime` - `strings` - `testing` - `unsafe` - - `github.com/bytedance/sonic/option` - `github.com/bytedance/sonic/internal/rt` - `github.com/davecgh/go-spew/spew` - `github.com/stretchr/testify/assert` -) - -func TestEncoderMemoryCorruption(t *testing.T) { - println("TestEncoderMemoryCorruption") - runtime.GC() - var m = map[string]interface{}{ - "1": map[string]interface{} { - `"`+strings.Repeat("a", int(option.DefaultEncoderBufferSize) - 38)+`"`: "b", - "1": map[string]int32{ - "b": 1658219785, - }, - }, - } - out, err := Encode(m, SortMapKeys) - if err != nil { - t.Fatal(err) - } - println(len(out)) - if err := json.Unmarshal(out, &m); err != nil { - t.Fatal(err) - } -} - -func TestAssembler_CompileAndLoad(t *testing.T) { - p, err := newCompiler().compile(reflect.TypeOf((*bool)(nil)), true) - assert.Nil(t, err) - a := newAssembler(p) - f := a.Load() - s := newStack() - b := []byte(nil) - - /* true */ - v := true - u := &v - e := f(&b, unsafe.Pointer(&u), s, 0) - assert.Nil(t, e) - println(cap(b)) - println(hex.Dump(b)) - - /* false */ - v = false - u = &v - b = b[:0] - e = f(&b, unsafe.Pointer(&u), s, 0) - assert.Nil(t, e) - println(cap(b)) - println(hex.Dump(b)) - - /* nil */ - u = nil - b = b[:0] - e = f(&b, unsafe.Pointer(&u), s, 0) - assert.Nil(t, e) - println(cap(b)) - println(hex.Dump(b)) -} - -type testOps struct { - key string - ins _Program - exp string - err error - val interface{} -} - -func testOpCode(t *testing.T, v interface{}, ex string, err error, ins _Program) { - p := ins - m := []byte(nil) - s := new(_Stack) - a := newAssembler(p) - f := a.Load() - e := f(&m, rt.UnpackEface(v).Value, s, 0) - if err != nil { - assert.EqualError(t, e, err.Error()) - } else { - assert.Nil(t, e) - assert.Equal(t, ex, string(m)) - } -} - -type IfaceValue int -func (IfaceValue) Error() string { - return "not really implemented" -} - -type JsonMarshalerValue int -func (JsonMarshalerValue) MarshalJSON() ([]byte, error) { - return []byte("123456789"), nil -} - -type RecursiveValue struct { - A int `json:"a"` - P *RecursiveValue `json:"p,omitempty"` - Q []RecursiveValue `json:"q"` - R map[string]RecursiveValue `json:"r"` - Z int `json:"z"` -} - -func mustCompile(t interface{}) _Program { - p, err := newCompiler().compile(reflect.TypeOf(t), !rt.UnpackEface(t).Type.Indirect()) - if err != nil { - panic(err) - } - return p -} - -func TestAssembler_OpCode(t *testing.T) { - var iface error = IfaceValue(12345) - var eface interface{} = 12345 - var jval = new(JsonMarshalerValue) - var jifv json.Marshaler = JsonMarshalerValue(0) - var jifp json.Marshaler = jval - var rec = &RecursiveValue { - A: 123, - Z: 456, - P: &RecursiveValue { - A: 789, - Z: 666, - P: &RecursiveValue { - A: 777, - Z: 888, - Q: []RecursiveValue {{ - A: 999, - Z: 222, - R: map[string]RecursiveValue { - "xxx": { - A: 333, - }, - }, - }}, - }, - }, - } - tests := []testOps { - { - key: "_OP_null", - ins: []_Instr{newInsOp(_OP_null)}, - exp: "null", - val: nil, - }, { - key: "_OP_bool/true", - ins: []_Instr{newInsOp(_OP_bool)}, - exp: "true", - val: true, - }, { - key: "_OP_bool/false", - ins: []_Instr{newInsOp(_OP_bool)}, - exp: "false", - val: false, - }, { - key: "_OP_i8", - ins: []_Instr{newInsOp(_OP_i8)}, - exp: "-128", - val: int8(-128), - }, { - key: "_OP_i16", - ins: []_Instr{newInsOp(_OP_i16)}, - exp: "-32768", - val: int16(-32768), - }, { - key: "_OP_i32", - ins: []_Instr{newInsOp(_OP_i32)}, - exp: "-2147483648", - val: int32(-2147483648), - }, { - key: "_OP_i64", - ins: []_Instr{newInsOp(_OP_i64)}, - exp: "-9223372036854775808", - val: int64(math.MinInt64), - }, { - key: "_OP_u8", - ins: []_Instr{newInsOp(_OP_u8)}, - exp: "255", - val: uint8(255), - }, { - key: "_OP_u16", - ins: []_Instr{newInsOp(_OP_u16)}, - exp: "65535", - val: uint16(65535), - }, { - key: "_OP_u32", - ins: []_Instr{newInsOp(_OP_u32)}, - exp: "4294967295", - val: uint32(4294967295), - }, { - key: "_OP_u64", - ins: []_Instr{newInsOp(_OP_u64)}, - exp: "18446744073709551615", - val: uint64(18446744073709551615), - }, { - key: "_OP_f32", - ins: []_Instr{newInsOp(_OP_f32)}, - exp: "-12.5", - val: float32(-12.5), - }, { - key: "_OP_f32/nan", - ins: []_Instr{newInsOp(_OP_f32)}, - err: _ERR_nan_or_infinite, - val: float32(math.NaN()), - }, { - key: "_OP_f32/+inf", - ins: []_Instr{newInsOp(_OP_f32)}, - err: _ERR_nan_or_infinite, - val: float32(math.Inf(1)), - }, { - key: "_OP_f32/-inf", - ins: []_Instr{newInsOp(_OP_f32)}, - err: _ERR_nan_or_infinite, - val: float32(math.Inf(-1)), - }, { - key: "_OP_f64", - ins: []_Instr{newInsOp(_OP_f64)}, - exp: "-2.2250738585072014e-308", - val: -2.2250738585072014e-308, - }, { - key: "_OP_f64/nan", - ins: []_Instr{newInsOp(_OP_f64)}, - err: _ERR_nan_or_infinite, - val: math.NaN(), - }, { - key: "_OP_f64/+inf", - ins: []_Instr{newInsOp(_OP_f64)}, - err: _ERR_nan_or_infinite, - val: math.Inf(1), - }, { - key: "_OP_f64/-inf", - ins: []_Instr{newInsOp(_OP_f64)}, - err: _ERR_nan_or_infinite, - val: math.Inf(-1), - }, { - key: "_OP_str", - ins: []_Instr{newInsOp(_OP_str)}, - exp: `"Cartoonist, Illustrator, and T-Shirt connoisseur"`, - val: "Cartoonist, Illustrator, and T-Shirt connoisseur", - }, { - key: "_OP_str/empty", - ins: []_Instr{newInsOp(_OP_str)}, - exp: `""`, - val: "", - }, { - key: "_OP_bin", - ins: []_Instr{newInsOp(_OP_bin)}, - exp: `"AQIDBAU="`, - val: []byte{1, 2, 3, 4, 5}, - }, { - key: "_OP_bin/empty", - ins: []_Instr{newInsOp(_OP_bin)}, - exp: `""`, - val: []byte{}, - }, { - key: "_OP_quote", - ins: []_Instr{newInsOp(_OP_quote)}, - exp: `"\"test\""`, - val: "test", - }, { - key: "_OP_quote/escape", - ins: []_Instr{newInsOp(_OP_quote)}, - exp: `"\"hello\\n\\t\\rworld\""`, - val: "hello\n\t\rworld", - }, { - key: "_OP_number", - ins: []_Instr{newInsOp(_OP_number)}, - exp: "1.2345", - val: "1.2345", - }, { - key: "_OP_number/invalid", - ins: []_Instr{newInsOp(_OP_number)}, - err: error_number("not a number"), - val: "not a number", - }, { - key: "_OP_eface", - ins: []_Instr{newInsOp(_OP_eface)}, - exp: `12345`, - val: &eface, - }, { - key: "_OP_iface", - ins: []_Instr{newInsOp(_OP_iface)}, - exp: `12345`, - val: &iface, - }, { - key: "_OP_byte", - ins: []_Instr{newInsVi(_OP_byte, 'x')}, - exp: "x", - val: nil, - }, { - key: "_OP_text", - ins: []_Instr{newInsVs(_OP_text, "hello, world !!")}, - exp: "hello, world !!", - val: nil, - }, { - key: "_OP_map_[iter,next,value]", - ins: mustCompile(map[string]map[int64]int{}), - exp: `{"asdf":{"-9223372036854775808":1234}}`, - val: &map[string]map[int64]int{"asdf": {math.MinInt64: 1234}}, - }, { - key: "_OP_slice_[len,next]", - ins: mustCompile([][]int{}), - exp: `[[1,2,3],[4,5,6]]`, - val: &[][]int{{1, 2, 3}, {4, 5, 6}}, - }, { - key: "_OP_marshal[_text]", - ins: []_Instr{newInsVt(_OP_marshal, reflect.TypeOf(JsonMarshalerValue(0)))}, - exp: "123456789", - val: new(JsonMarshalerValue), - }, { - key: "_OP_marshal[_text]/ptr", - ins: []_Instr{newInsVt(_OP_marshal, reflect.TypeOf(new(JsonMarshalerValue)))}, - exp: "123456789", - val: &jval, - }, { - key: "_OP_marshal[_text]/iface_v", - ins: []_Instr{newInsVt(_OP_marshal, jsonMarshalerType)}, - exp: "123456789", - val: &jifv, - }, { - key: "_OP_marshal[_text]/iface_p", - ins: []_Instr{newInsVt(_OP_marshal, jsonMarshalerType)}, - exp: "123456789", - val: &jifp, - }, - { - key: "_OP_recurse", - ins: mustCompile(rec), - exp: `{"a":123,"p":{"a":789,"p":{"a":777,"q":[{"a":999,"q":null,"r":{"` + - `xxx":{"a":333,"q":null,"r":null,"z":0}},"z":222}],"r":null,"z":8` + - `88},"q":null,"r":null,"z":666},"q":null,"r":null,"z":456}`, - val: &rec, - }} - for _, tv := range tests { - t.Run(tv.key, func(t *testing.T) { - testOpCode(t, tv.val, tv.exp, tv.err, tv.ins) - }) - } -} - -func TestAssembler_StringMoreSpace(t *testing.T) { - p := _Program{newInsOp(_OP_str)} - m := make([]byte, 0, 8) - s := new(_Stack) - a := newAssembler(p) - f := a.Load() - v := "\u0001\u0002\u0003\u0004\u0005\u0006\u0007\u0008\u0009\u000a\u000b\u000c\u000d\u000e\u000f\u0010" - e := f(&m, unsafe.Pointer(&v), s, 0) - assert.Nil(t, e) - spew.Dump(m) -} - -func TestAssembler_TwitterJSON_Generic(t *testing.T) { - p := mustCompile(&_GenericValue) - m := []byte(nil) - s := new(_Stack) - a := newAssembler(p) - f := a.Load() - v := &_GenericValue - e := f(&m, unsafe.Pointer(&v), s, 0) - assert.Nil(t, e) - println(string(m)) -} - -func TestAssembler_TwitterJSON_Structure(t *testing.T) { - p := mustCompile(_BindingValue) - m := []byte(nil) - s := new(_Stack) - a := newAssembler(p) - f := a.Load() - e := f(&m, unsafe.Pointer(&_BindingValue), s, 0) - assert.Nil(t, e) - println(string(m)) - runtime.KeepAlive(s) -} - -func TestScratchedString(t *testing.T) { - fatal := *(*string)(unsafe.Pointer(&rt.GoString{nil, 1})) - defer func(){ - if v := recover(); v == nil { - t.Fatal() - } else if s, ok := v.(string); !ok { - t.Fatal(v) - }else{ - if !strings.Contains(s, "has nil pointer while its length is not zero") { - t.Fatal(s) - } - } - }() - _, _ = Encode(fatal, 0) - t.Fatal() -} - -func TestScratchedNumber(t *testing.T) { - fatal := *(*json.Number)(unsafe.Pointer(&rt.GoString{nil, 1})) - defer func(){ - if v := recover(); v == nil { - t.Fatal() - } else if s, ok := v.(string); !ok { - t.Fatal(v) - }else{ - if !strings.Contains(s, "has nil pointer while its length is not zero") { - t.Fatal(s) - } - } - }() - _, _ = Encode(fatal, 0) - t.Fatal() -} \ No newline at end of file diff --git a/internal/encoder/compiler.go b/internal/encoder/compiler.go index ca0be8f40..034e1d17d 100644 --- a/internal/encoder/compiler.go +++ b/internal/encoder/compiler.go @@ -17,869 +17,645 @@ package encoder import ( - `fmt` - `reflect` - `strconv` - `strings` - `unsafe` - - `github.com/bytedance/sonic/internal/resolver` - `github.com/bytedance/sonic/internal/rt` - `github.com/bytedance/sonic/option` + "reflect" + "unsafe" + + "github.com/bytedance/sonic/internal/encoder/ir" + "github.com/bytedance/sonic/internal/encoder/vars" + "github.com/bytedance/sonic/internal/encoder/vm" + "github.com/bytedance/sonic/internal/resolver" + "github.com/bytedance/sonic/internal/rt" + "github.com/bytedance/sonic/option" ) -type _Op uint8 - -const ( - _OP_null _Op = iota + 1 - _OP_empty_arr - _OP_empty_obj - _OP_bool - _OP_i8 - _OP_i16 - _OP_i32 - _OP_i64 - _OP_u8 - _OP_u16 - _OP_u32 - _OP_u64 - _OP_f32 - _OP_f64 - _OP_str - _OP_bin - _OP_quote - _OP_number - _OP_eface - _OP_iface - _OP_byte - _OP_text - _OP_deref - _OP_index - _OP_load - _OP_save - _OP_drop - _OP_drop_2 - _OP_recurse - _OP_is_nil - _OP_is_nil_p1 - _OP_is_zero_1 - _OP_is_zero_2 - _OP_is_zero_4 - _OP_is_zero_8 - _OP_is_zero_map - _OP_goto - _OP_map_iter - _OP_map_stop - _OP_map_check_key - _OP_map_write_key - _OP_map_value_next - _OP_slice_len - _OP_slice_next - _OP_marshal - _OP_marshal_p - _OP_marshal_text - _OP_marshal_text_p - _OP_cond_set - _OP_cond_testc -) - -const ( - _INT_SIZE = 32 << (^uint(0) >> 63) - _PTR_SIZE = 32 << (^uintptr(0) >> 63) - _PTR_BYTE = unsafe.Sizeof(uintptr(0)) -) - -const ( - _MAX_ILBUF = 100000 // cutoff at 100k of IL instructions - _MAX_FIELDS = 50 // cutoff at 50 fields struct -) - -var _OpNames = [256]string { - _OP_null : "null", - _OP_empty_arr : "empty_arr", - _OP_empty_obj : "empty_obj", - _OP_bool : "bool", - _OP_i8 : "i8", - _OP_i16 : "i16", - _OP_i32 : "i32", - _OP_i64 : "i64", - _OP_u8 : "u8", - _OP_u16 : "u16", - _OP_u32 : "u32", - _OP_u64 : "u64", - _OP_f32 : "f32", - _OP_f64 : "f64", - _OP_str : "str", - _OP_bin : "bin", - _OP_quote : "quote", - _OP_number : "number", - _OP_eface : "eface", - _OP_iface : "iface", - _OP_byte : "byte", - _OP_text : "text", - _OP_deref : "deref", - _OP_index : "index", - _OP_load : "load", - _OP_save : "save", - _OP_drop : "drop", - _OP_drop_2 : "drop_2", - _OP_recurse : "recurse", - _OP_is_nil : "is_nil", - _OP_is_nil_p1 : "is_nil_p1", - _OP_is_zero_1 : "is_zero_1", - _OP_is_zero_2 : "is_zero_2", - _OP_is_zero_4 : "is_zero_4", - _OP_is_zero_8 : "is_zero_8", - _OP_is_zero_map : "is_zero_map", - _OP_goto : "goto", - _OP_map_iter : "map_iter", - _OP_map_stop : "map_stop", - _OP_map_check_key : "map_check_key", - _OP_map_write_key : "map_write_key", - _OP_map_value_next : "map_value_next", - _OP_slice_len : "slice_len", - _OP_slice_next : "slice_next", - _OP_marshal : "marshal", - _OP_marshal_p : "marshal_p", - _OP_marshal_text : "marshal_text", - _OP_marshal_text_p : "marshal_text_p", - _OP_cond_set : "cond_set", - _OP_cond_testc : "cond_testc", -} - -func (self _Op) String() string { - if ret := _OpNames[self]; ret != "" { - return ret - } else { - return "" - } -} - -func _OP_int() _Op { - switch _INT_SIZE { - case 32: return _OP_i32 - case 64: return _OP_i64 - default: panic("unsupported int size") - } -} - -func _OP_uint() _Op { - switch _INT_SIZE { - case 32: return _OP_u32 - case 64: return _OP_u64 - default: panic("unsupported uint size") - } -} - -func _OP_uintptr() _Op { - switch _PTR_SIZE { - case 32: return _OP_u32 - case 64: return _OP_u64 - default: panic("unsupported pointer size") - } -} - -func _OP_is_zero_ints() _Op { - switch _INT_SIZE { - case 32: return _OP_is_zero_4 - case 64: return _OP_is_zero_8 - default: panic("unsupported integer size") - } -} - -type _Instr struct { - u uint64 // union {op: 8, _: 8, vi: 48}, vi maybe int or len(str) - p unsafe.Pointer // maybe GoString.Ptr, or *GoType -} - -func packOp(op _Op) uint64 { - return uint64(op) << 56 -} - -func newInsOp(op _Op) _Instr { - return _Instr{u: packOp(op)} -} - -func newInsVi(op _Op, vi int) _Instr { - return _Instr{u: packOp(op) | rt.PackInt(vi)} -} - -func newInsVs(op _Op, vs string) _Instr { - return _Instr { - u: packOp(op) | rt.PackInt(len(vs)), - p: (*rt.GoString)(unsafe.Pointer(&vs)).Ptr, - } -} - -func newInsVt(op _Op, vt reflect.Type) _Instr { - return _Instr { - u: packOp(op), - p: unsafe.Pointer(rt.UnpackType(vt)), - } -} - -func newInsVp(op _Op, vt reflect.Type, pv bool) _Instr { - i := 0 - if pv { - i = 1 - } - return _Instr { - u: packOp(op) | rt.PackInt(i), - p: unsafe.Pointer(rt.UnpackType(vt)), - } -} - -func (self _Instr) op() _Op { - return _Op(self.u >> 56) -} - -func (self _Instr) vi() int { - return rt.UnpackInt(self.u) -} - -func (self _Instr) vf() uint8 { - return (*rt.GoType)(self.p).KindFlags -} - -func (self _Instr) vs() (v string) { - (*rt.GoString)(unsafe.Pointer(&v)).Ptr = self.p - (*rt.GoString)(unsafe.Pointer(&v)).Len = self.vi() - return -} - -func (self _Instr) vk() reflect.Kind { - return (*rt.GoType)(self.p).Kind() -} - -func (self _Instr) vt() reflect.Type { - return (*rt.GoType)(self.p).Pack() -} - -func (self _Instr) vp() (vt reflect.Type, pv bool) { - return (*rt.GoType)(self.p).Pack(), rt.UnpackInt(self.u) == 1 -} - -func (self _Instr) i64() int64 { - return int64(self.vi()) -} - -func (self _Instr) vlen() int { - return int((*rt.GoType)(self.p).Size) -} - -func (self _Instr) isBranch() bool { - switch self.op() { - case _OP_goto : fallthrough - case _OP_is_nil : fallthrough - case _OP_is_nil_p1 : fallthrough - case _OP_is_zero_1 : fallthrough - case _OP_is_zero_2 : fallthrough - case _OP_is_zero_4 : fallthrough - case _OP_is_zero_8 : fallthrough - case _OP_map_check_key : fallthrough - case _OP_map_write_key : fallthrough - case _OP_slice_next : fallthrough - case _OP_cond_testc : return true - default : return false - } -} - -func (self _Instr) disassemble() string { - switch self.op() { - case _OP_byte : return fmt.Sprintf("%-18s%s", self.op().String(), strconv.QuoteRune(rune(self.vi()))) - case _OP_text : return fmt.Sprintf("%-18s%s", self.op().String(), strconv.Quote(self.vs())) - case _OP_index : return fmt.Sprintf("%-18s%d", self.op().String(), self.vi()) - case _OP_recurse : fallthrough - case _OP_map_iter : fallthrough - case _OP_marshal : fallthrough - case _OP_marshal_p : fallthrough - case _OP_marshal_text : fallthrough - case _OP_marshal_text_p : return fmt.Sprintf("%-18s%s", self.op().String(), self.vt()) - case _OP_goto : fallthrough - case _OP_is_nil : fallthrough - case _OP_is_nil_p1 : fallthrough - case _OP_is_zero_1 : fallthrough - case _OP_is_zero_2 : fallthrough - case _OP_is_zero_4 : fallthrough - case _OP_is_zero_8 : fallthrough - case _OP_is_zero_map : fallthrough - case _OP_cond_testc : fallthrough - case _OP_map_check_key : fallthrough - case _OP_map_write_key : return fmt.Sprintf("%-18sL_%d", self.op().String(), self.vi()) - case _OP_slice_next : return fmt.Sprintf("%-18sL_%d, %s", self.op().String(), self.vi(), self.vt()) - default : return self.op().String() - } -} - -type ( - _Program []_Instr -) - -func (self _Program) pc() int { - return len(self) -} - -func (self _Program) tag(n int) { - if n >= _MaxStack { - panic("type nesting too deep") - } -} - -func (self _Program) pin(i int) { - v := &self[i] - v.u &= 0xffff000000000000 - v.u |= rt.PackInt(self.pc()) -} - -func (self _Program) rel(v []int) { - for _, i := range v { - self.pin(i) - } -} - -func (self *_Program) add(op _Op) { - *self = append(*self, newInsOp(op)) -} - -func (self *_Program) key(op _Op) { - *self = append(*self, - newInsVi(_OP_byte, '"'), - newInsOp(op), - newInsVi(_OP_byte, '"'), - ) -} - -func (self *_Program) int(op _Op, vi int) { - *self = append(*self, newInsVi(op, vi)) -} - -func (self *_Program) str(op _Op, vs string) { - *self = append(*self, newInsVs(op, vs)) -} - -func (self *_Program) rtt(op _Op, vt reflect.Type) { - *self = append(*self, newInsVt(op, vt)) -} - -func (self *_Program) vp(op _Op, vt reflect.Type, pv bool) { - *self = append(*self, newInsVp(op, vt, pv)) -} - -func (self _Program) disassemble() string { - nb := len(self) - tab := make([]bool, nb + 1) - ret := make([]string, 0, nb + 1) - - /* prescan to get all the labels */ - for _, ins := range self { - if ins.isBranch() { - tab[ins.vi()] = true - } - } - - /* disassemble each instruction */ - for i, ins := range self { - if !tab[i] { - ret = append(ret, "\t" + ins.disassemble()) - } else { - ret = append(ret, fmt.Sprintf("L_%d:\n\t%s", i, ins.disassemble())) - } - } - - /* add the last label, if needed */ - if tab[nb] { - ret = append(ret, fmt.Sprintf("L_%d:", nb)) - } - - /* add an "end" indicator, and join all the strings */ - return strings.Join(append(ret, "\tend"), "\n") -} - -type _Compiler struct { - opts option.CompileOptions - pv bool - tab map[reflect.Type]bool - rec map[reflect.Type]uint8 -} - -func newCompiler() *_Compiler { - return &_Compiler { - opts: option.DefaultCompileOptions(), - tab: map[reflect.Type]bool{}, - rec: map[reflect.Type]uint8{}, - } -} - -func (self *_Compiler) apply(opts option.CompileOptions) *_Compiler { - self.opts = opts - if self.opts.RecursiveDepth > 0 { - self.rec = map[reflect.Type]uint8{} - } - return self -} - -func (self *_Compiler) rescue(ep *error) { - if val := recover(); val != nil { - if err, ok := val.(error); ok { - *ep = err - } else { - panic(val) - } - } -} - -func (self *_Compiler) compile(vt reflect.Type, pv bool) (ret _Program, err error) { - defer self.rescue(&err) - self.compileOne(&ret, 0, vt, pv) - return -} - -func (self *_Compiler) compileOne(p *_Program, sp int, vt reflect.Type, pv bool) { - if self.tab[vt] { - p.vp(_OP_recurse, vt, pv) - } else { - self.compileRec(p, sp, vt, pv) - } -} - -func (self *_Compiler) compileRec(p *_Program, sp int, vt reflect.Type, pv bool) { - pr := self.pv - pt := reflect.PtrTo(vt) - - /* check for addressable `json.Marshaler` with pointer receiver */ - if pv && pt.Implements(jsonMarshalerType) { - p.rtt(_OP_marshal_p, pt) - return - } - - /* check for `json.Marshaler` */ - if vt.Implements(jsonMarshalerType) { - self.compileMarshaler(p, _OP_marshal, vt, jsonMarshalerType) - return - } - - /* check for addressable `encoding.TextMarshaler` with pointer receiver */ - if pv && pt.Implements(encodingTextMarshalerType) { - p.rtt(_OP_marshal_text_p, pt) - return - } - - /* check for `encoding.TextMarshaler` */ - if vt.Implements(encodingTextMarshalerType) { - self.compileMarshaler(p, _OP_marshal_text, vt, encodingTextMarshalerType) - return - } - - /* enter the recursion, and compile the type */ - self.pv = pv - self.tab[vt] = true - self.compileOps(p, sp, vt) - - /* exit the recursion */ - self.pv = pr - delete(self.tab, vt) -} - -func (self *_Compiler) compileOps(p *_Program, sp int, vt reflect.Type) { - switch vt.Kind() { - case reflect.Bool : p.add(_OP_bool) - case reflect.Int : p.add(_OP_int()) - case reflect.Int8 : p.add(_OP_i8) - case reflect.Int16 : p.add(_OP_i16) - case reflect.Int32 : p.add(_OP_i32) - case reflect.Int64 : p.add(_OP_i64) - case reflect.Uint : p.add(_OP_uint()) - case reflect.Uint8 : p.add(_OP_u8) - case reflect.Uint16 : p.add(_OP_u16) - case reflect.Uint32 : p.add(_OP_u32) - case reflect.Uint64 : p.add(_OP_u64) - case reflect.Uintptr : p.add(_OP_uintptr()) - case reflect.Float32 : p.add(_OP_f32) - case reflect.Float64 : p.add(_OP_f64) - case reflect.String : self.compileString (p, vt) - case reflect.Array : self.compileArray (p, sp, vt.Elem(), vt.Len()) - case reflect.Interface : self.compileInterface (p, vt) - case reflect.Map : self.compileMap (p, sp, vt) - case reflect.Ptr : self.compilePtr (p, sp, vt.Elem()) - case reflect.Slice : self.compileSlice (p, sp, vt.Elem()) - case reflect.Struct : self.compileStruct (p, sp, vt) - default : panic (error_type(vt)) - } -} - -func (self *_Compiler) compileNil(p *_Program, sp int, vt reflect.Type, nil_op _Op, fn func(*_Program, int, reflect.Type)) { - x := p.pc() - p.add(_OP_is_nil) - fn(p, sp, vt) - e := p.pc() - p.add(_OP_goto) - p.pin(x) - p.add(nil_op) - p.pin(e) -} - -func (self *_Compiler) compilePtr(p *_Program, sp int, vt reflect.Type) { - self.compileNil(p, sp, vt, _OP_null, self.compilePtrBody) -} - -func (self *_Compiler) compilePtrBody(p *_Program, sp int, vt reflect.Type) { - p.tag(sp) - p.add(_OP_save) - p.add(_OP_deref) - self.compileOne(p, sp + 1, vt, true) - p.add(_OP_drop) -} - -func (self *_Compiler) compileMap(p *_Program, sp int, vt reflect.Type) { - self.compileNil(p, sp, vt, _OP_empty_obj, self.compileMapBody) -} - -func (self *_Compiler) compileMapBody(p *_Program, sp int, vt reflect.Type) { - p.tag(sp + 1) - p.int(_OP_byte, '{') - p.add(_OP_save) - p.rtt(_OP_map_iter, vt) - p.add(_OP_save) - i := p.pc() - p.add(_OP_map_check_key) - u := p.pc() - p.add(_OP_map_write_key) - self.compileMapBodyKey(p, vt.Key()) - p.pin(u) - p.int(_OP_byte, ':') - p.add(_OP_map_value_next) - self.compileOne(p, sp + 2, vt.Elem(), false) - j := p.pc() - p.add(_OP_map_check_key) - p.int(_OP_byte, ',') - v := p.pc() - p.add(_OP_map_write_key) - self.compileMapBodyKey(p, vt.Key()) - p.pin(v) - p.int(_OP_byte, ':') - p.add(_OP_map_value_next) - self.compileOne(p, sp + 2, vt.Elem(), false) - p.int(_OP_goto, j) - p.pin(i) - p.pin(j) - p.add(_OP_map_stop) - p.add(_OP_drop_2) - p.int(_OP_byte, '}') -} - -func (self *_Compiler) compileMapBodyKey(p *_Program, vk reflect.Type) { - if !vk.Implements(encodingTextMarshalerType) { - self.compileMapBodyTextKey(p, vk) - } else { - self.compileMapBodyUtextKey(p, vk) - } -} - -func (self *_Compiler) compileMapBodyTextKey(p *_Program, vk reflect.Type) { - switch vk.Kind() { - case reflect.Invalid : panic("map key is nil") - case reflect.Bool : p.key(_OP_bool) - case reflect.Int : p.key(_OP_int()) - case reflect.Int8 : p.key(_OP_i8) - case reflect.Int16 : p.key(_OP_i16) - case reflect.Int32 : p.key(_OP_i32) - case reflect.Int64 : p.key(_OP_i64) - case reflect.Uint : p.key(_OP_uint()) - case reflect.Uint8 : p.key(_OP_u8) - case reflect.Uint16 : p.key(_OP_u16) - case reflect.Uint32 : p.key(_OP_u32) - case reflect.Uint64 : p.key(_OP_u64) - case reflect.Uintptr : p.key(_OP_uintptr()) - case reflect.Float32 : p.key(_OP_f32) - case reflect.Float64 : p.key(_OP_f64) - case reflect.String : self.compileString(p, vk) - default : panic(error_type(vk)) - } -} - -func (self *_Compiler) compileMapBodyUtextKey(p *_Program, vk reflect.Type) { - if vk.Kind() != reflect.Ptr { - p.rtt(_OP_marshal_text, vk) - } else { - self.compileMapBodyUtextPtr(p, vk) - } -} - -func (self *_Compiler) compileMapBodyUtextPtr(p *_Program, vk reflect.Type) { - i := p.pc() - p.add(_OP_is_nil) - p.rtt(_OP_marshal_text, vk) - j := p.pc() - p.add(_OP_goto) - p.pin(i) - p.str(_OP_text, "\"\"") - p.pin(j) -} - -func (self *_Compiler) compileSlice(p *_Program, sp int, vt reflect.Type) { - self.compileNil(p, sp, vt, _OP_empty_arr, self.compileSliceBody) -} - -func (self *_Compiler) compileSliceBody(p *_Program, sp int, vt reflect.Type) { - if isSimpleByte(vt) { - p.add(_OP_bin) - } else { - self.compileSliceArray(p, sp, vt) - } -} - -func (self *_Compiler) compileSliceArray(p *_Program, sp int, vt reflect.Type) { - p.tag(sp) - p.int(_OP_byte, '[') - p.add(_OP_save) - p.add(_OP_slice_len) - i := p.pc() - p.rtt(_OP_slice_next, vt) - self.compileOne(p, sp + 1, vt, true) - j := p.pc() - p.rtt(_OP_slice_next, vt) - p.int(_OP_byte, ',') - self.compileOne(p, sp + 1, vt, true) - p.int(_OP_goto, j) - p.pin(i) - p.pin(j) - p.add(_OP_drop) - p.int(_OP_byte, ']') -} - -func (self *_Compiler) compileArray(p *_Program, sp int, vt reflect.Type, nb int) { - p.tag(sp) - p.int(_OP_byte, '[') - p.add(_OP_save) - - /* first item */ - if nb != 0 { - self.compileOne(p, sp + 1, vt, self.pv) - p.add(_OP_load) - } - - /* remaining items */ - for i := 1; i < nb; i++ { - p.int(_OP_byte, ',') - p.int(_OP_index, i * int(vt.Size())) - self.compileOne(p, sp + 1, vt, self.pv) - p.add(_OP_load) - } - - /* end of array */ - p.add(_OP_drop) - p.int(_OP_byte, ']') -} - -func (self *_Compiler) compileString(p *_Program, vt reflect.Type) { - if vt != jsonNumberType { - p.add(_OP_str) - } else { - p.add(_OP_number) - } -} - -func (self *_Compiler) compileStruct(p *_Program, sp int, vt reflect.Type) { - if sp >= self.opts.MaxInlineDepth || p.pc() >= _MAX_ILBUF || (sp > 0 && vt.NumField() >= _MAX_FIELDS) { - p.vp(_OP_recurse, vt, self.pv) - if self.opts.RecursiveDepth > 0 { - if self.pv { - self.rec[vt] = 1 - } else { - self.rec[vt] = 0 - } - } - } else { - self.compileStructBody(p, sp, vt) - } -} - -func (self *_Compiler) compileStructBody(p *_Program, sp int, vt reflect.Type) { - p.tag(sp) - p.int(_OP_byte, '{') - p.add(_OP_save) - p.add(_OP_cond_set) - - /* compile each field */ - for _, fv := range resolver.ResolveStruct(vt) { - var s []int - var o resolver.Offset - - /* "omitempty" for arrays */ - if fv.Type.Kind() == reflect.Array { - if fv.Type.Len() == 0 && (fv.Opts & resolver.F_omitempty) != 0 { - continue - } - } - - /* index to the field */ - for _, o = range fv.Path { - if p.int(_OP_index, int(o.Size)); o.Kind == resolver.F_deref { - s = append(s, p.pc()) - p.add(_OP_is_nil) - p.add(_OP_deref) - } - } - - /* check for "omitempty" option */ - if fv.Type.Kind() != reflect.Struct && fv.Type.Kind() != reflect.Array && (fv.Opts & resolver.F_omitempty) != 0 { - s = append(s, p.pc()) - self.compileStructFieldZero(p, fv.Type) - } - - /* add the comma if not the first element */ - i := p.pc() - p.add(_OP_cond_testc) - p.int(_OP_byte, ',') - p.pin(i) - - /* compile the key and value */ - ft := fv.Type - p.str(_OP_text, Quote(fv.Name) + ":") - - /* check for "stringnize" option */ - if (fv.Opts & resolver.F_stringize) == 0 { - self.compileOne(p, sp + 1, ft, self.pv) - } else { - self.compileStructFieldStr(p, sp + 1, ft) - } - - /* patch the skipping jumps and reload the struct pointer */ - p.rel(s) - p.add(_OP_load) - } - - /* end of object */ - p.add(_OP_drop) - p.int(_OP_byte, '}') -} - -func (self *_Compiler) compileStructFieldStr(p *_Program, sp int, vt reflect.Type) { - pc := -1 - ft := vt - sv := false - - /* dereference the pointer if needed */ - if ft.Kind() == reflect.Ptr { - ft = ft.Elem() - } - - /* check if it can be stringized */ - switch ft.Kind() { - case reflect.Bool : sv = true - case reflect.Int : sv = true - case reflect.Int8 : sv = true - case reflect.Int16 : sv = true - case reflect.Int32 : sv = true - case reflect.Int64 : sv = true - case reflect.Uint : sv = true - case reflect.Uint8 : sv = true - case reflect.Uint16 : sv = true - case reflect.Uint32 : sv = true - case reflect.Uint64 : sv = true - case reflect.Uintptr : sv = true - case reflect.Float32 : sv = true - case reflect.Float64 : sv = true - case reflect.String : sv = true - } - - /* if it's not, ignore the "string" and follow the regular path */ - if !sv { - self.compileOne(p, sp, vt, self.pv) - return - } - - /* dereference the pointer */ - if vt.Kind() == reflect.Ptr { - pc = p.pc() - vt = vt.Elem() - p.add(_OP_is_nil) - p.add(_OP_deref) - } - - /* special case of a double-quoted string */ - if ft != jsonNumberType && ft.Kind() == reflect.String { - p.add(_OP_quote) - } else { - self.compileStructFieldQuoted(p, sp, vt) - } - - /* the "null" case of the pointer */ - if pc != -1 { - e := p.pc() - p.add(_OP_goto) - p.pin(pc) - p.add(_OP_null) - p.pin(e) - } -} - -func (self *_Compiler) compileStructFieldZero(p *_Program, vt reflect.Type) { - switch vt.Kind() { - case reflect.Bool : p.add(_OP_is_zero_1) - case reflect.Int : p.add(_OP_is_zero_ints()) - case reflect.Int8 : p.add(_OP_is_zero_1) - case reflect.Int16 : p.add(_OP_is_zero_2) - case reflect.Int32 : p.add(_OP_is_zero_4) - case reflect.Int64 : p.add(_OP_is_zero_8) - case reflect.Uint : p.add(_OP_is_zero_ints()) - case reflect.Uint8 : p.add(_OP_is_zero_1) - case reflect.Uint16 : p.add(_OP_is_zero_2) - case reflect.Uint32 : p.add(_OP_is_zero_4) - case reflect.Uint64 : p.add(_OP_is_zero_8) - case reflect.Uintptr : p.add(_OP_is_nil) - case reflect.Float32 : p.add(_OP_is_zero_4) - case reflect.Float64 : p.add(_OP_is_zero_8) - case reflect.String : p.add(_OP_is_nil_p1) - case reflect.Interface : p.add(_OP_is_nil) - case reflect.Map : p.add(_OP_is_zero_map) - case reflect.Ptr : p.add(_OP_is_nil) - case reflect.Slice : p.add(_OP_is_nil_p1) - default : panic(error_type(vt)) - } -} - -func (self *_Compiler) compileStructFieldQuoted(p *_Program, sp int, vt reflect.Type) { - p.int(_OP_byte, '"') - self.compileOne(p, sp, vt, self.pv) - p.int(_OP_byte, '"') -} - -func (self *_Compiler) compileInterface(p *_Program, vt reflect.Type) { - x := p.pc() - p.add(_OP_is_nil_p1) - - /* iface and efaces are different */ - if vt.NumMethod() == 0 { - p.add(_OP_eface) - } else { - p.add(_OP_iface) - } - - /* the "null" value */ - e := p.pc() - p.add(_OP_goto) - p.pin(x) - p.add(_OP_null) - p.pin(e) -} - -func (self *_Compiler) compileMarshaler(p *_Program, op _Op, vt reflect.Type, mt reflect.Type) { - pc := p.pc() - vk := vt.Kind() - - /* direct receiver */ - if vk != reflect.Ptr { - p.rtt(op, vt) - return - } - - /* value receiver with a pointer type, check for nil before calling the marshaler */ - p.add(_OP_is_nil) - p.rtt(op, vt) - i := p.pc() - p.add(_OP_goto) - p.pin(pc) - p.add(_OP_null) - p.pin(i) +func ForceUseVM() { + vm.SetCompiler(makeEncoderVM) + pretouchType = pretouchTypeVM + encodeTypedPointer = vm.EncodeTypedPointer + vars.UseVM = true +} + +var encodeTypedPointer func(buf *[]byte, vt *rt.GoType, vp *unsafe.Pointer, sb *vars.Stack, fv uint64) error + +func makeEncoderVM(vt *rt.GoType, ex ...interface{}) (interface{}, error) { + pp, err := NewCompiler().Compile(vt.Pack(), ex[0].(bool)) + if err != nil { + return nil, err + } + return &pp, nil +} + +var pretouchType func(_vt reflect.Type, opts option.CompileOptions, v uint8) (map[reflect.Type]uint8, error) + +func pretouchTypeVM(_vt reflect.Type, opts option.CompileOptions, v uint8) (map[reflect.Type]uint8, error) { + /* compile function */ + compiler := NewCompiler().apply(opts) + + /* find or compile */ + vt := rt.UnpackType(_vt) + if val := vars.GetProgram(vt); val != nil { + return nil, nil + } else if _, err := vars.ComputeProgram(vt, makeEncoderVM, v == 1); err == nil { + return compiler.rec, nil + } else { + return nil, err + } +} + +func pretouchRec(vtm map[reflect.Type]uint8, opts option.CompileOptions) error { + if opts.RecursiveDepth < 0 || len(vtm) == 0 { + return nil + } + next := make(map[reflect.Type]uint8) + for vt, v := range vtm { + sub, err := pretouchType(vt, opts, v) + if err != nil { + return err + } + for svt, v := range sub { + next[svt] = v + } + } + opts.RecursiveDepth -= 1 + return pretouchRec(next, opts) +} + +type Compiler struct { + opts option.CompileOptions + pv bool + tab map[reflect.Type]bool + rec map[reflect.Type]uint8 +} + +func NewCompiler() *Compiler { + return &Compiler{ + opts: option.DefaultCompileOptions(), + tab: map[reflect.Type]bool{}, + rec: map[reflect.Type]uint8{}, + } +} + +func (self *Compiler) apply(opts option.CompileOptions) *Compiler { + self.opts = opts + if self.opts.RecursiveDepth > 0 { + self.rec = map[reflect.Type]uint8{} + } + return self +} + +func (self *Compiler) rescue(ep *error) { + if val := recover(); val != nil { + if err, ok := val.(error); ok { + *ep = err + } else { + panic(val) + } + } +} + +func (self *Compiler) Compile(vt reflect.Type, pv bool) (ret ir.Program, err error) { + defer self.rescue(&err) + self.compileOne(&ret, 0, vt, pv) + return +} + +func (self *Compiler) compileOne(p *ir.Program, sp int, vt reflect.Type, pv bool) { + if self.tab[vt] { + p.Vp(ir.OP_recurse, vt, pv) + } else { + self.compileRec(p, sp, vt, pv) + } +} + +func (self *Compiler) compileRec(p *ir.Program, sp int, vt reflect.Type, pv bool) { + pr := self.pv + pt := reflect.PtrTo(vt) + + /* check for addressable `json.Marshaler` with pointer receiver */ + if pv && pt.Implements(vars.JsonMarshalerType) { + addMarshalerOp(p, ir.OP_marshal_p, pt, vars.JsonMarshalerType) + return + } + + /* check for `json.Marshaler` */ + if vt.Implements(vars.JsonMarshalerType) { + self.compileMarshaler(p, ir.OP_marshal, vt, vars.JsonMarshalerType) + return + } + + /* check for addressable `encoding.TextMarshaler` with pointer receiver */ + if pv && pt.Implements(vars.EncodingTextMarshalerType) { + addMarshalerOp(p, ir.OP_marshal_text_p, pt, vars.EncodingTextMarshalerType) + return + } + + /* check for `encoding.TextMarshaler` */ + if vt.Implements(vars.EncodingTextMarshalerType) { + self.compileMarshaler(p, ir.OP_marshal_text, vt, vars.EncodingTextMarshalerType) + return + } + + /* enter the recursion, and compile the type */ + self.pv = pv + self.tab[vt] = true + self.compileOps(p, sp, vt) + + /* exit the recursion */ + self.pv = pr + delete(self.tab, vt) +} + +func (self *Compiler) compileOps(p *ir.Program, sp int, vt reflect.Type) { + switch vt.Kind() { + case reflect.Bool: + p.Add(ir.OP_bool) + case reflect.Int: + p.Add(ir.OP_int()) + case reflect.Int8: + p.Add(ir.OP_i8) + case reflect.Int16: + p.Add(ir.OP_i16) + case reflect.Int32: + p.Add(ir.OP_i32) + case reflect.Int64: + p.Add(ir.OP_i64) + case reflect.Uint: + p.Add(ir.OP_uint()) + case reflect.Uint8: + p.Add(ir.OP_u8) + case reflect.Uint16: + p.Add(ir.OP_u16) + case reflect.Uint32: + p.Add(ir.OP_u32) + case reflect.Uint64: + p.Add(ir.OP_u64) + case reflect.Uintptr: + p.Add(ir.OP_uintptr()) + case reflect.Float32: + p.Add(ir.OP_f32) + case reflect.Float64: + p.Add(ir.OP_f64) + case reflect.String: + self.compileString(p, vt) + case reflect.Array: + self.compileArray(p, sp, vt.Elem(), vt.Len()) + case reflect.Interface: + self.compileInterface(p, vt) + case reflect.Map: + self.compileMap(p, sp, vt) + case reflect.Ptr: + self.compilePtr(p, sp, vt.Elem()) + case reflect.Slice: + self.compileSlice(p, sp, vt.Elem()) + case reflect.Struct: + self.compileStruct(p, sp, vt) + default: + panic(vars.Error_type(vt)) + } +} + +func (self *Compiler) compileNil(p *ir.Program, sp int, vt reflect.Type, nil_op ir.Op, fn func(*ir.Program, int, reflect.Type)) { + x := p.PC() + p.Add(ir.OP_is_nil) + fn(p, sp, vt) + e := p.PC() + p.Add(ir.OP_goto) + p.Pin(x) + p.Add(nil_op) + p.Pin(e) +} + +func (self *Compiler) compilePtr(p *ir.Program, sp int, vt reflect.Type) { + self.compileNil(p, sp, vt, ir.OP_null, self.compilePtrBody) +} + +func (self *Compiler) compilePtrBody(p *ir.Program, sp int, vt reflect.Type) { + p.Tag(sp) + p.Add(ir.OP_save) + p.Add(ir.OP_deref) + self.compileOne(p, sp+1, vt, true) + p.Add(ir.OP_drop) +} + +func (self *Compiler) compileMap(p *ir.Program, sp int, vt reflect.Type) { + self.compileNil(p, sp, vt, ir.OP_empty_obj, self.compileMapBody) +} + +func (self *Compiler) compileMapBody(p *ir.Program, sp int, vt reflect.Type) { + p.Tag(sp + 1) + p.Int(ir.OP_byte, '{') + e := p.PC() + p.Add(ir.OP_is_zero_map) + p.Add(ir.OP_save) + p.Rtt(ir.OP_map_iter, vt) + p.Add(ir.OP_save) + i := p.PC() + p.Add(ir.OP_map_check_key) + u := p.PC() + p.Add(ir.OP_map_write_key) + self.compileMapBodyKey(p, vt.Key()) + p.Pin(u) + p.Int(ir.OP_byte, ':') + p.Add(ir.OP_map_value_next) + self.compileOne(p, sp+2, vt.Elem(), false) + j := p.PC() + p.Add(ir.OP_map_check_key) + p.Int(ir.OP_byte, ',') + v := p.PC() + p.Add(ir.OP_map_write_key) + self.compileMapBodyKey(p, vt.Key()) + p.Pin(v) + p.Int(ir.OP_byte, ':') + p.Add(ir.OP_map_value_next) + self.compileOne(p, sp+2, vt.Elem(), false) + p.Int(ir.OP_goto, j) + p.Pin(i) + p.Pin(j) + p.Add(ir.OP_map_stop) + p.Add(ir.OP_drop_2) + p.Pin(e) + p.Int(ir.OP_byte, '}') +} + +func (self *Compiler) compileMapBodyKey(p *ir.Program, vk reflect.Type) { + if !vk.Implements(vars.EncodingTextMarshalerType) { + self.compileMapBodyTextKey(p, vk) + } else { + self.compileMapBodyUtextKey(p, vk) + } +} + +func (self *Compiler) compileMapBodyTextKey(p *ir.Program, vk reflect.Type) { + switch vk.Kind() { + case reflect.Invalid: + panic("map key is nil") + case reflect.Bool: + p.Key(ir.OP_bool) + case reflect.Int: + p.Key(ir.OP_int()) + case reflect.Int8: + p.Key(ir.OP_i8) + case reflect.Int16: + p.Key(ir.OP_i16) + case reflect.Int32: + p.Key(ir.OP_i32) + case reflect.Int64: + p.Key(ir.OP_i64) + case reflect.Uint: + p.Key(ir.OP_uint()) + case reflect.Uint8: + p.Key(ir.OP_u8) + case reflect.Uint16: + p.Key(ir.OP_u16) + case reflect.Uint32: + p.Key(ir.OP_u32) + case reflect.Uint64: + p.Key(ir.OP_u64) + case reflect.Uintptr: + p.Key(ir.OP_uintptr()) + case reflect.Float32: + p.Key(ir.OP_f32) + case reflect.Float64: + p.Key(ir.OP_f64) + case reflect.String: + self.compileString(p, vk) + default: + panic(vars.Error_type(vk)) + } +} + +func (self *Compiler) compileMapBodyUtextKey(p *ir.Program, vk reflect.Type) { + if vk.Kind() != reflect.Ptr { + addMarshalerOp(p, ir.OP_marshal_text, vk, vars.EncodingTextMarshalerType) + } else { + self.compileMapBodyUtextPtr(p, vk) + } +} + +func (self *Compiler) compileMapBodyUtextPtr(p *ir.Program, vk reflect.Type) { + i := p.PC() + p.Add(ir.OP_is_nil) + addMarshalerOp(p, ir.OP_marshal_text, vk, vars.EncodingTextMarshalerType) + j := p.PC() + p.Add(ir.OP_goto) + p.Pin(i) + p.Str(ir.OP_text, "\"\"") + p.Pin(j) +} + +func (self *Compiler) compileSlice(p *ir.Program, sp int, vt reflect.Type) { + self.compileNil(p, sp, vt, ir.OP_empty_arr, self.compileSliceBody) +} + +func (self *Compiler) compileSliceBody(p *ir.Program, sp int, vt reflect.Type) { + if vars.IsSimpleByte(vt) { + p.Add(ir.OP_bin) + } else { + self.compileSliceArray(p, sp, vt) + } +} + +func (self *Compiler) compileSliceArray(p *ir.Program, sp int, vt reflect.Type) { + p.Tag(sp) + p.Int(ir.OP_byte, '[') + e := p.PC() + p.Add(ir.OP_is_nil) + p.Add(ir.OP_save) + p.Add(ir.OP_slice_len) + i := p.PC() + p.Rtt(ir.OP_slice_next, vt) + self.compileOne(p, sp+1, vt, true) + j := p.PC() + p.Rtt(ir.OP_slice_next, vt) + p.Int(ir.OP_byte, ',') + self.compileOne(p, sp+1, vt, true) + p.Int(ir.OP_goto, j) + p.Pin(i) + p.Pin(j) + p.Add(ir.OP_drop) + p.Pin(e) + p.Int(ir.OP_byte, ']') +} + +func (self *Compiler) compileArray(p *ir.Program, sp int, vt reflect.Type, nb int) { + p.Tag(sp) + p.Int(ir.OP_byte, '[') + p.Add(ir.OP_save) + + /* first item */ + if nb != 0 { + self.compileOne(p, sp+1, vt, self.pv) + p.Add(ir.OP_load) + } + + /* remaining items */ + for i := 1; i < nb; i++ { + p.Int(ir.OP_byte, ',') + p.Int(ir.OP_index, i*int(vt.Size())) + self.compileOne(p, sp+1, vt, self.pv) + p.Add(ir.OP_load) + } + + /* end of array */ + p.Add(ir.OP_drop) + p.Int(ir.OP_byte, ']') +} + +func (self *Compiler) compileString(p *ir.Program, vt reflect.Type) { + if vt != vars.JsonNumberType { + p.Add(ir.OP_str) + } else { + p.Add(ir.OP_number) + } +} + +func (self *Compiler) compileStruct(p *ir.Program, sp int, vt reflect.Type) { + if sp >= self.opts.MaxInlineDepth || p.PC() >= vars.MAX_ILBUF || (sp > 0 && vt.NumField() >= vars.MAX_FIELDS) { + p.Vp(ir.OP_recurse, vt, self.pv) + if self.opts.RecursiveDepth > 0 { + if self.pv { + self.rec[vt] = 1 + } else { + self.rec[vt] = 0 + } + } + } else { + self.compileStructBody(p, sp, vt) + } +} + +func (self *Compiler) compileStructBody(p *ir.Program, sp int, vt reflect.Type) { + p.Tag(sp) + p.Int(ir.OP_byte, '{') + p.Add(ir.OP_save) + p.Add(ir.OP_cond_set) + + /* compile each field */ + for _, fv := range resolver.ResolveStruct(vt) { + var s []int + var o resolver.Offset + + /* "omitempty" for arrays */ + if fv.Type.Kind() == reflect.Array { + if fv.Type.Len() == 0 && (fv.Opts&resolver.F_omitempty) != 0 { + continue + } + } + + /* index to the field */ + for _, o = range fv.Path { + if p.Int(ir.OP_index, int(o.Size)); o.Kind == resolver.F_deref { + s = append(s, p.PC()) + p.Add(ir.OP_is_nil) + p.Add(ir.OP_deref) + } + } + + /* check for "omitempty" option */ + if fv.Type.Kind() != reflect.Struct && fv.Type.Kind() != reflect.Array && (fv.Opts&resolver.F_omitempty) != 0 { + s = append(s, p.PC()) + self.compileStructFieldZero(p, fv.Type) + } + + /* add the comma if not the first element */ + i := p.PC() + p.Add(ir.OP_cond_testc) + p.Int(ir.OP_byte, ',') + p.Pin(i) + + /* compile the key and value */ + ft := fv.Type + p.Str(ir.OP_text, Quote(fv.Name)+":") + + /* check for "stringnize" option */ + if (fv.Opts & resolver.F_stringize) == 0 { + self.compileOne(p, sp+1, ft, self.pv) + } else { + self.compileStructFieldStr(p, sp+1, ft) + } + + /* patch the skipping jumps and reload the struct pointer */ + p.Rel(s) + p.Add(ir.OP_load) + } + + /* end of object */ + p.Add(ir.OP_drop) + p.Int(ir.OP_byte, '}') +} + +func (self *Compiler) compileStructFieldStr(p *ir.Program, sp int, vt reflect.Type) { + pc := -1 + ft := vt + sv := false + + /* dereference the pointer if needed */ + if ft.Kind() == reflect.Ptr { + ft = ft.Elem() + } + + /* check if it can be stringized */ + switch ft.Kind() { + case reflect.Bool: + sv = true + case reflect.Int: + sv = true + case reflect.Int8: + sv = true + case reflect.Int16: + sv = true + case reflect.Int32: + sv = true + case reflect.Int64: + sv = true + case reflect.Uint: + sv = true + case reflect.Uint8: + sv = true + case reflect.Uint16: + sv = true + case reflect.Uint32: + sv = true + case reflect.Uint64: + sv = true + case reflect.Uintptr: + sv = true + case reflect.Float32: + sv = true + case reflect.Float64: + sv = true + case reflect.String: + sv = true + } + + /* if it's not, ignore the "string" and follow the regular path */ + if !sv { + self.compileOne(p, sp, vt, self.pv) + return + } + + /* dereference the pointer */ + if vt.Kind() == reflect.Ptr { + pc = p.PC() + vt = vt.Elem() + p.Add(ir.OP_is_nil) + p.Add(ir.OP_deref) + } + + /* special case of a double-quoted string */ + if ft != vars.JsonNumberType && ft.Kind() == reflect.String { + p.Add(ir.OP_quote) + } else { + self.compileStructFieldQuoted(p, sp, vt) + } + + /* the "null" case of the pointer */ + if pc != -1 { + e := p.PC() + p.Add(ir.OP_goto) + p.Pin(pc) + p.Add(ir.OP_null) + p.Pin(e) + } +} + +func (self *Compiler) compileStructFieldZero(p *ir.Program, vt reflect.Type) { + switch vt.Kind() { + case reflect.Bool: + p.Add(ir.OP_is_zero_1) + case reflect.Int: + p.Add(ir.OP_is_zero_ints()) + case reflect.Int8: + p.Add(ir.OP_is_zero_1) + case reflect.Int16: + p.Add(ir.OP_is_zero_2) + case reflect.Int32: + p.Add(ir.OP_is_zero_4) + case reflect.Int64: + p.Add(ir.OP_is_zero_8) + case reflect.Uint: + p.Add(ir.OP_is_zero_ints()) + case reflect.Uint8: + p.Add(ir.OP_is_zero_1) + case reflect.Uint16: + p.Add(ir.OP_is_zero_2) + case reflect.Uint32: + p.Add(ir.OP_is_zero_4) + case reflect.Uint64: + p.Add(ir.OP_is_zero_8) + case reflect.Uintptr: + p.Add(ir.OP_is_nil) + case reflect.Float32: + p.Add(ir.OP_is_zero_4) + case reflect.Float64: + p.Add(ir.OP_is_zero_8) + case reflect.String: + p.Add(ir.OP_is_nil_p1) + case reflect.Interface: + p.Add(ir.OP_is_nil) + case reflect.Map: + p.Add(ir.OP_is_zero_map) + case reflect.Ptr: + p.Add(ir.OP_is_nil) + case reflect.Slice: + p.Add(ir.OP_is_nil_p1) + default: + panic(vars.Error_type(vt)) + } +} + +func (self *Compiler) compileStructFieldQuoted(p *ir.Program, sp int, vt reflect.Type) { + p.Int(ir.OP_byte, '"') + self.compileOne(p, sp, vt, self.pv) + p.Int(ir.OP_byte, '"') +} + +func (self *Compiler) compileInterface(p *ir.Program, vt reflect.Type) { + x := p.PC() + p.Add(ir.OP_is_nil_p1) + + /* iface and efaces are different */ + if vt.NumMethod() == 0 { + p.Add(ir.OP_eface) + } else { + p.Add(ir.OP_iface) + } + + /* the "null" value */ + e := p.PC() + p.Add(ir.OP_goto) + p.Pin(x) + p.Add(ir.OP_null) + p.Pin(e) +} + +func (self *Compiler) compileMarshaler(p *ir.Program, op ir.Op, vt reflect.Type, mt reflect.Type) { + pc := p.PC() + vk := vt.Kind() + + /* direct receiver */ + if vk != reflect.Ptr { + addMarshalerOp(p, op, vt, mt) + return + } + /* value receiver with a pointer type, check for nil before calling the marshaler */ + p.Add(ir.OP_is_nil) + + addMarshalerOp(p, op, vt, mt) + + i := p.PC() + p.Add(ir.OP_goto) + p.Pin(pc) + p.Add(ir.OP_null) + p.Pin(i) +} + +func addMarshalerOp(p *ir.Program, op ir.Op, vt reflect.Type, mt reflect.Type) { + if vars.UseVM { + itab := rt.GetItab(rt.IfaceType(rt.UnpackType(mt)), rt.UnpackType(vt), true) + p.Vtab(op, vt, itab) + } else { + // OPT: get itab here + p.Rtt(op, vt) + } } diff --git a/internal/encoder/compiler_test.go b/internal/encoder/compiler_test.go index ddd0c5959..c42dd909b 100644 --- a/internal/encoder/compiler_test.go +++ b/internal/encoder/compiler_test.go @@ -26,9 +26,9 @@ import ( ) func TestCompiler_Compile(t *testing.T) { - p, err := newCompiler().compile(reflect.TypeOf(_BindingValue), false) + p, err := NewCompiler().Compile(reflect.TypeOf(_BindingValue), false) assert.Nil(t, err) - p.disassemble() + p.Disassemble() } func TestReflectDirect(t *testing.T) { diff --git a/internal/encoder/debug_go117.go b/internal/encoder/debug_go117.go deleted file mode 100644 index 37e6f7d4f..000000000 --- a/internal/encoder/debug_go117.go +++ /dev/null @@ -1,205 +0,0 @@ -// +build go1.17,!go1.23 - -/* - * Copyright 2021 ByteDance Inc. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package encoder - -import ( - `fmt` - `os` - `runtime` - `strings` - `unsafe` - - `github.com/bytedance/sonic/internal/jit` - `github.com/twitchyliquid64/golang-asm/obj` -) - -const _FP_debug = 128 - -var ( - debugSyncGC = os.Getenv("SONIC_SYNC_GC") != "" - debugAsyncGC = os.Getenv("SONIC_NO_ASYNC_GC") == "" - debugCheckPtr = os.Getenv("SONIC_CHECK_POINTER") != "" -) - -var ( - _Instr_End = newInsOp(_OP_is_nil) - - _F_gc = jit.Func(gc) - _F_println = jit.Func(println_wrapper) - _F_print = jit.Func(print) -) - -func (self *_Assembler) dsave(r ...obj.Addr) { - for i, v := range r { - if i > _FP_debug / 8 - 1 { - panic("too many registers to save") - } else { - self.Emit("MOVQ", v, jit.Ptr(_SP, _FP_fargs + _FP_saves + _FP_locals + int64(i) * 8)) - } - } -} - -func (self *_Assembler) dload(r ...obj.Addr) { - for i, v := range r { - if i > _FP_debug / 8 - 1 { - panic("too many registers to load") - } else { - self.Emit("MOVQ", jit.Ptr(_SP, _FP_fargs + _FP_saves + _FP_locals + int64(i) * 8), v) - } - } -} - -func println_wrapper(i int, op1 int, op2 int){ - println(i, " Intrs ", op1, _OpNames[op1], "next: ", op2, _OpNames[op2]) -} - -func print(i int){ - println(i) -} - -func gc() { - if !debugSyncGC { - return - } - runtime.GC() - // debug.FreeOSMemory() -} - -func (self *_Assembler) dcall(fn obj.Addr) { - self.Emit("MOVQ", fn, _R10) // MOVQ ${fn}, R10 - self.Rjmp("CALL", _R10) // CALL R10 -} - -func (self *_Assembler) debug_gc() { - if !debugSyncGC { - return - } - self.dsave(_REG_debug...) - self.dcall(_F_gc) - self.dload(_REG_debug...) -} - -func (self *_Assembler) debug_instr(i int, v *_Instr) { - if debugSyncGC { - if i+1 == len(self.p) { - self.print_gc(i, v, &_Instr_End) - } else { - next := &(self.p[i+1]) - self.print_gc(i, v, next) - name := _OpNames[next.op()] - if strings.Contains(name, "save") { - return - } - } - // self.debug_gc() - } -} - -//go:noescape -//go:linkname checkptrBase runtime.checkptrBase -func checkptrBase(p unsafe.Pointer) uintptr - -//go:noescape -//go:linkname findObject runtime.findObject -func findObject(p, refBase, refOff uintptr) (base uintptr, s unsafe.Pointer, objIndex uintptr) - -var ( - _F_checkptr = jit.Func(checkptr) - _F_printptr = jit.Func(printptr) -) - -var ( - _R10 = jit.Reg("R10") -) -var _REG_debug = []obj.Addr { - jit.Reg("AX"), - jit.Reg("BX"), - jit.Reg("CX"), - jit.Reg("DX"), - jit.Reg("DI"), - jit.Reg("SI"), - jit.Reg("BP"), - jit.Reg("SP"), - jit.Reg("R8"), - jit.Reg("R9"), - jit.Reg("R10"), - jit.Reg("R11"), - jit.Reg("R12"), - jit.Reg("R13"), - jit.Reg("R14"), - jit.Reg("R15"), -} - -func checkptr(ptr uintptr) { - if ptr == 0 { - return - } - fmt.Printf("pointer: %x\n", ptr) - f := checkptrBase(unsafe.Pointer(uintptr(ptr))) - if f == 0 { - fmt.Printf("! unknown-based pointer: %x\n", ptr) - } else if f == 1 { - fmt.Printf("! stack pointer: %x\n", ptr) - } else { - fmt.Printf("base: %x\n", f) - } - findobj(ptr) -} - -func findobj(ptr uintptr) { - base, s, objIndex := findObject(ptr, 0, 0) - if s != nil && base == 0 { - fmt.Printf("! invalid pointer: %x\n", ptr) - } - fmt.Printf("objIndex: %d\n", objIndex) -} - -func (self *_Assembler) check_ptr(ptr obj.Addr, lea bool) { - if !debugCheckPtr { - return - } - - self.dsave(_REG_debug...) - if lea { - self.Emit("LEAQ", ptr, _R10) - } else { - self.Emit("MOVQ", ptr, _R10) - } - self.Emit("MOVQ", _R10, jit.Ptr(_SP, 0)) - self.dcall(_F_checkptr) - self.dload(_REG_debug...) -} - -func printptr(i int, ptr uintptr) { - fmt.Printf("[%d] ptr: %x\n", i, ptr) -} - -func (self *_Assembler) print_ptr(i int, ptr obj.Addr, lea bool) { - self.dsave(_REG_debug...) - if lea { - self.Emit("LEAQ", ptr, _R10) - } else { - self.Emit("MOVQ", ptr, _R10) - } - - self.Emit("MOVQ", jit.Imm(int64(i)), _AX) - self.Emit("MOVQ", _R10, _BX) - self.dcall(_F_printptr) - self.dload(_REG_debug...) -} diff --git a/internal/encoder/encode_norace.go b/internal/encoder/encode_norace.go index 1b7eea3f8..c53206433 100644 --- a/internal/encoder/encode_norace.go +++ b/internal/encoder/encode_norace.go @@ -19,26 +19,6 @@ package encoder -import ( - `runtime` - - `github.com/bytedance/sonic/internal/rt` -) - - -func encodeInto(buf *[]byte, val interface{}, opts Options) error { - stk := newStack() - efv := rt.UnpackEface(val) - err := encodeTypedPointer(buf, efv.Type, &efv.Value, stk, uint64(opts)) - - /* return the stack into pool */ - if err != nil { - resetStack(stk) - } - freeStack(stk) - - /* avoid GC ahead */ - runtime.KeepAlive(buf) - runtime.KeepAlive(efv) - return err +func encodeIntoCheckRace(buf *[]byte, val interface{}, opts Options) error { + return encodeInto(buf, val, opts) } diff --git a/internal/encoder/encode_race.go b/internal/encoder/encode_race.go index 731fa2d26..352a5120c 100644 --- a/internal/encoder/encode_race.go +++ b/internal/encoder/encode_race.go @@ -21,9 +21,6 @@ package encoder import ( `encoding/json` - `runtime` - - `github.com/bytedance/sonic/internal/rt` ) @@ -31,23 +28,8 @@ func helpDetectDataRace(val interface{}) { _, _ = json.Marshal(val) } -func encodeInto(buf *[]byte, val interface{}, opts Options) error { - - - stk := newStack() - efv := rt.UnpackEface(val) - err := encodeTypedPointer(buf, efv.Type, &efv.Value, stk, uint64(opts)) - - /* return the stack into pool */ - if err != nil { - resetStack(stk) - } - freeStack(stk) - - /* avoid GC ahead */ - runtime.KeepAlive(buf) - runtime.KeepAlive(efv) - +func encodeIntoCheckRace(buf *[]byte, val interface{}, opts Options) error { + err := encodeInto(buf, val, opts) /* put last to make the panic from sonic will always be caught at first */ helpDetectDataRace(val) return err diff --git a/internal/encoder/encoder.go b/internal/encoder/encoder.go index df90b1050..4cd03f803 100644 --- a/internal/encoder/encoder.go +++ b/internal/encoder/encoder.go @@ -17,68 +17,55 @@ package encoder import ( - `bytes` - `encoding/json` - `reflect` - `unsafe` - - `github.com/bytedance/sonic/internal/native` - `github.com/bytedance/sonic/internal/native/types` - `github.com/bytedance/sonic/internal/rt` - `github.com/bytedance/sonic/utf8` - `github.com/bytedance/sonic/option` + "bytes" + "encoding/json" + "reflect" + "runtime" + "unsafe" + + "github.com/bytedance/sonic/utf8" + "github.com/bytedance/sonic/internal/encoder/alg" + "github.com/bytedance/sonic/internal/encoder/vars" + "github.com/bytedance/sonic/internal/rt" + "github.com/bytedance/sonic/option" ) // Options is a set of encoding options. type Options uint64 -const ( - bitSortMapKeys = iota - bitEscapeHTML - bitCompactMarshaler - bitNoQuoteTextMarshaler - bitNoNullSliceOrMap - bitValidateString - bitNoValidateJSONMarshaler - bitNoEncoderNewline - - // used for recursive compile - bitPointerValue = 63 -) - const ( // SortMapKeys indicates that the keys of a map needs to be sorted // before serializing into JSON. // WARNING: This hurts performance A LOT, USE WITH CARE. - SortMapKeys Options = 1 << bitSortMapKeys + SortMapKeys Options = 1 << alg.BitSortMapKeys // EscapeHTML indicates encoder to escape all HTML characters // after serializing into JSON (see https://pkg.go.dev/encoding/json#HTMLEscape). // WARNING: This hurts performance A LOT, USE WITH CARE. - EscapeHTML Options = 1 << bitEscapeHTML + EscapeHTML Options = 1 << alg.BitEscapeHTML // CompactMarshaler indicates that the output JSON from json.Marshaler // is always compact and needs no validation - CompactMarshaler Options = 1 << bitCompactMarshaler + CompactMarshaler Options = 1 << alg.BitCompactMarshaler // NoQuoteTextMarshaler indicates that the output text from encoding.TextMarshaler // is always escaped string and needs no quoting - NoQuoteTextMarshaler Options = 1 << bitNoQuoteTextMarshaler + NoQuoteTextMarshaler Options = 1 << alg.BitNoQuoteTextMarshaler // NoNullSliceOrMap indicates all empty Array or Object are encoded as '[]' or '{}', // instead of 'null' - NoNullSliceOrMap Options = 1 << bitNoNullSliceOrMap + NoNullSliceOrMap Options = 1 << alg.BitNoNullSliceOrMap // ValidateString indicates that encoder should validate the input string // before encoding it into JSON. - ValidateString Options = 1 << bitValidateString + ValidateString Options = 1 << alg.BitValidateString // NoValidateJSONMarshaler indicates that the encoder should not validate the output string // after encoding the JSONMarshaler to JSON. - NoValidateJSONMarshaler Options = 1 << bitNoValidateJSONMarshaler + NoValidateJSONMarshaler Options = 1 << alg.BitNoValidateJSONMarshaler // NoEncoderNewline indicates that the encoder should not add a newline after every message - NoEncoderNewline Options = 1 << bitNoEncoderNewline + NoEncoderNewline Options = 1 << alg.BitNoEncoderNewline // CompatibleWithStd is used to be compatible with std encoder. CompatibleWithStd Options = SortMapKeys | EscapeHTML | CompactMarshaler @@ -170,53 +157,41 @@ func (enc *Encoder) SetIndent(prefix, indent string) { // Quote returns the JSON-quoted version of s. func Quote(s string) string { - var n int - var p []byte - - /* check for empty string */ - if s == "" { - return `""` - } - - /* allocate space for result */ - n = len(s) + 2 - p = make([]byte, 0, n) - - /* call the encoder */ - _ = encodeString(&p, s) - return rt.Mem2Str(p) + buf := make([]byte, 0, len(s)+2) + buf = alg.Quote(buf, s, false) + return rt.Mem2Str(buf) } // Encode returns the JSON encoding of val, encoded with opts. func Encode(val interface{}, opts Options) ([]byte, error) { var ret []byte - buf := newBytes() - err := encodeInto(&buf, val, opts) + buf := vars.NewBytes() + err := encodeIntoCheckRace(buf, val, opts) /* check for errors */ if err != nil { - freeBytes(buf) + vars.FreeBytes(buf) return nil, err } /* htmlescape or correct UTF-8 if opts enable */ old := buf - buf = encodeFinish(old, opts) - pbuf := ((*rt.GoSlice)(unsafe.Pointer(&buf))).Ptr - pold := ((*rt.GoSlice)(unsafe.Pointer(&old))).Ptr + *buf = encodeFinish(*old, opts) + pbuf := ((*rt.GoSlice)(unsafe.Pointer(buf))).Ptr + pold := ((*rt.GoSlice)(unsafe.Pointer(old))).Ptr /* return when allocated a new buffer */ if pbuf != pold { - freeBytes(old) - return buf, nil + vars.FreeBytes(old) + return *buf, nil } /* make a copy of the result */ - ret = make([]byte, len(buf)) - copy(ret, buf) + ret = make([]byte, len(*buf)) + copy(ret, *buf) - freeBytes(buf) + vars.FreeBytes(buf) /* return the buffer into pool */ return ret, nil } @@ -224,7 +199,7 @@ func Encode(val interface{}, opts Options) ([]byte, error) { // EncodeInto is like Encode but uses a user-supplied buffer instead of allocating // a new one. func EncodeInto(buf *[]byte, val interface{}, opts Options) error { - err := encodeInto(buf, val, opts) + err := encodeIntoCheckRace(buf, val, opts) if err != nil { return err } @@ -232,17 +207,33 @@ func EncodeInto(buf *[]byte, val interface{}, opts Options) error { return err } +func encodeInto(buf *[]byte, val interface{}, opts Options) error { + stk := vars.NewStack() + efv := rt.UnpackEface(val) + err := encodeTypedPointer(buf, efv.Type, &efv.Value, stk, uint64(opts)) + + /* return the stack into pool */ + if err != nil { + vars.ResetStack(stk) + } + vars.FreeStack(stk) + + /* avoid GC ahead */ + runtime.KeepAlive(buf) + runtime.KeepAlive(efv) + return err +} + func encodeFinish(buf []byte, opts Options) []byte { if opts & EscapeHTML != 0 { buf = HTMLEscape(nil, buf) } - if opts & ValidateString != 0 && !utf8.Validate(buf) { + if (opts & ValidateString != 0) && !utf8.Validate(buf) { buf = utf8.CorrectWith(nil, buf, `\ufffd`) } return buf } -var typeByte = rt.UnpackType(reflect.TypeOf(byte(0))) // HTMLEscape appends to dst the JSON-encoded src with <, >, &, U+2028 and U+2029 // characters inside string literals changed to \u003c, \u003e, \u0026, \u2028, \u2029 @@ -251,7 +242,7 @@ var typeByte = rt.UnpackType(reflect.TypeOf(byte(0))) // escaping within