[FFmpeg-devel] [PATCH 14/14] [inline assembly] add mmx clobbers to cavsdsp
frederic.recoules at univ-grenoble-alpes.fr
frederic.recoules at univ-grenoble-alpes.fr
Sun Apr 26 22:44:24 EEST 2020
From: Frédéric Recoules <frederic.recoules at orange.fr>
---
libavcodec/x86/cavsdsp.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/libavcodec/x86/cavsdsp.c b/libavcodec/x86/cavsdsp.c
index becb3a4808..b1b2c7b069 100644
--- a/libavcodec/x86/cavsdsp.c
+++ b/libavcodec/x86/cavsdsp.c
@@ -166,7 +166,8 @@ static void cavs_idct8_add_sse2(uint8_t *dst, int16_t *block, ptrdiff_t stride)
: "+a"(src), "+c"(dst)\
: "S"((x86_reg)srcStride), "r"((x86_reg)dstStride)\
NAMED_CONSTRAINTS_ADD(ADD,MUL1,MUL2)\
- : "memory"\
+ : "memory" MMX_CLOBBERS(, "mm0", "mm1", "mm2", "mm3",\
+ "mm4", "mm5", "mm6", "mm7") \
);\
if(h==16){\
__asm__ volatile(\
@@ -182,7 +183,8 @@ static void cavs_idct8_add_sse2(uint8_t *dst, int16_t *block, ptrdiff_t stride)
: "+a"(src), "+c"(dst)\
: "S"((x86_reg)srcStride), "r"((x86_reg)dstStride)\
NAMED_CONSTRAINTS_ADD(ADD,MUL1,MUL2)\
- : "memory"\
+ : "memory" MMX_CLOBBERS(, "mm0", "mm1", "mm2", "mm3",\
+ "mm4", "mm5", "mm6", "mm7") \
);\
}\
src += 4-(h+5)*srcStride;\
@@ -235,7 +237,8 @@ static void OPNAME ## cavs_qpel8_h_ ## MMX(uint8_t *dst, const uint8_t *src, ptr
: "+a"(src), "+c"(dst), "+m"(h)\
: "d"((x86_reg)srcStride), "S"((x86_reg)dstStride)\
NAMED_CONSTRAINTS_ADD(ff_pw_4,ff_pw_5)\
- : "memory"\
+ : "memory" MMX_CLOBBERS(, "mm0", "mm1", "mm2", "mm3",\
+ "mm4", "mm5", "mm6", "mm7")\
);\
}\
\
--
2.17.1
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