har0ke/FFmpeg
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Use cltd instead of cdq asm mnemonic, ICC and gcc support both, but

Browse Source 
SunStudio 12 only supports the former.

Originally committed as revision 12275 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Reimar Döffinger 2008-02-28 17:01:35 +00:00
parent 48026fbef6
commit 7e14b8082d
2 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
libavcodec/cabac.h
View File

@ -327,7 +327,7 @@ static inline void renorm_cabac_decoder_once(CABACContext *c){
//P3:665 athlon:517
asm(
"lea -0x100(%0), %%eax \n\t"
"cdq \n\t"
"cltd \n\t"
"mov %0, %%eax \n\t"
"and %%edx, %0 \n\t"
"and %1, %%edx \n\t"
@ -599,7 +599,7 @@ static int get_cabac_bypass(CABACContext *c){
"shl $17, %%ebx \n\t"
"add %%eax, %%eax \n\t"
"sub %%ebx, %%eax \n\t"
"cdq \n\t"
"cltd \n\t"
"and %%edx, %%ebx \n\t"
"add %%ebx, %%eax \n\t"
"test %%ax, %%ax \n\t"
@ -646,7 +646,7 @@ static av_always_inline int get_cabac_bypass_sign(CABACContext *c, int val){
"shl $17, %%ebx \n\t"
"add %%eax, %%eax \n\t"
"sub %%ebx, %%eax \n\t"
"cdq \n\t"
"cltd \n\t"
"and %%edx, %%ebx \n\t"
"add %%ebx, %%eax \n\t"
"xor %%edx, %%ecx \n\t"

2
libavutil/internal.h
View File

@ -205,7 +205,7 @@ static inline unsigned int ff_sqrt(unsigned int a)
#if defined(ARCH_X86)
#define MASK_ABS(mask, level)\
asm volatile(\
"cdq \n\t"\
"cltd \n\t"\
"xorl %1, %0 \n\t"\
"subl %1, %0 \n\t"\
: "+a" (level), "=&d" (mask)\