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Fix typo and add missing precompile descriptions to evm.md #2636

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merged 2 commits into from
Oct 7, 2024
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Fix typo and add missing precompile descriptions to evm.md #2636

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4258f83
fix typo in evm.md, SHA-257 -> SHA-256
alexanderlhicks Oct 4, 2024
71e73ea
add descriptions for precompiles 5, 6, 7, 8, 9
alexanderlhicks Oct 4, 2024
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7 changes: 6 additions & 1 deletion kevm-pyk/src/kevm_pyk/kproj/evm-semantics/evm.md
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Expand Up @@ -1818,9 +1818,14 @@ Precompiled Contracts
```

- `ECREC` performs ECDSA public key recovery.
- `SHA256` performs the SHA2-257 hash function.
- `SHA256` performs the SHA2-256 hash function.
- `RIP160` performs the RIPEMD-160 hash function.
- `ID` is the identity function (copies input to output).
- `MODEXP` performs arbitrary-precision modular exponentiation.
- `ECADD` performs point addition on the elliptic curve alt_bn128.
- `ECMUL` performs scalar multiplication on the elliptic curve alt_bn128.
- `ECPAIRING` performs an optimal ate pairing check on the elliptic curve alt_bn128.
- `BLAKE2F` performs the compression function F used in the BLAKE2 hashing algorithm.

```k
syntax PrecompiledOp ::= "ECREC"
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