-
Notifications
You must be signed in to change notification settings - Fork 41
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Merge pull request #287 from AlwinEsch/Nexus-change
[Nexus] fix ffmpeg build on binutils version 2.41 or higher
- Loading branch information
Showing
3 changed files
with
62 additions
and
1 deletion.
There are no files selected for viewing
58 changes: 58 additions & 0 deletions
58
depends/common/ffmpeg/04-ffmpeg-linux-fix-asm-binutil-since-2.41.patch
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,58 @@ | ||
--- a/libavcodec/x86/mathops.h | ||
+++ b/libavcodec/x86/mathops.h | ||
@@ -35,12 +35,20 @@ | ||
static av_always_inline av_const int MULL(int a, int b, unsigned shift) | ||
{ | ||
int rt, dummy; | ||
+ if (__builtin_constant_p(shift)) | ||
__asm__ ( | ||
"imull %3 \n\t" | ||
"shrdl %4, %%edx, %%eax \n\t" | ||
:"=a"(rt), "=d"(dummy) | ||
- :"a"(a), "rm"(b), "ci"((uint8_t)shift) | ||
+ :"a"(a), "rm"(b), "i"(shift & 0x1F) | ||
); | ||
+ else | ||
+ __asm__ ( | ||
+ "imull %3 \n\t" | ||
+ "shrdl %4, %%edx, %%eax \n\t" | ||
+ :"=a"(rt), "=d"(dummy) | ||
+ :"a"(a), "rm"(b), "c"((uint8_t)shift) | ||
+ ); | ||
return rt; | ||
} | ||
|
||
@@ -113,19 +121,31 @@ __asm__ volatile(\ | ||
// avoid +32 for shift optimization (gcc should do that ...) | ||
#define NEG_SSR32 NEG_SSR32 | ||
static inline int32_t NEG_SSR32( int32_t a, int8_t s){ | ||
+ if (__builtin_constant_p(s)) | ||
__asm__ ("sarl %1, %0\n\t" | ||
: "+r" (a) | ||
- : "ic" ((uint8_t)(-s)) | ||
+ : "i" (-s & 0x1F) | ||
); | ||
+ else | ||
+ __asm__ ("sarl %1, %0\n\t" | ||
+ : "+r" (a) | ||
+ : "c" ((uint8_t)(-s)) | ||
+ ); | ||
return a; | ||
} | ||
|
||
#define NEG_USR32 NEG_USR32 | ||
static inline uint32_t NEG_USR32(uint32_t a, int8_t s){ | ||
+ if (__builtin_constant_p(s)) | ||
__asm__ ("shrl %1, %0\n\t" | ||
: "+r" (a) | ||
- : "ic" ((uint8_t)(-s)) | ||
+ : "i" (-s & 0x1F) | ||
); | ||
+ else | ||
+ __asm__ ("shrl %1, %0\n\t" | ||
+ : "+r" (a) | ||
+ : "c" ((uint8_t)(-s)) | ||
+ ); | ||
return a; | ||
} | ||
|
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -1,3 +1,6 @@ | ||
v20.5.1 | ||
- Fix ffmpeg assembling with binutil as >= 2.41 | ||
|
||
v20.5.0 | ||
- Kodi inputstream API update to version 3.2.0 | ||
|
||
|