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| author | James Almer <jamrial@gmail.com> | 2014-02-22 04:54:01 +0000 |
|---|---|---|
| committer | Janne Grunau <janne-libav@jannau.net> | 2014-02-23 15:29:36 +0100 |
| commit | 1b932eb1508f550fac9e911923a0383efda53aa3 (patch) | |
| tree | 1dadb7a0429d30648b3e22a7926bf8b1b03e4ac9 /libavutil/cpu.c | |
| parent | 10b0161d78148f46eaffb29ea022378947eaef2c (diff) | |
| download | ffmpeg-1b932eb1508f550fac9e911923a0383efda53aa3.tar.gz | |
x86: add detection for FMA3 instruction set
Based on x264 code
Signed-off-by: James Almer <jamrial@gmail.com>
Diffstat (limited to 'libavutil/cpu.c')
| -rw-r--r-- | libavutil/cpu.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/libavutil/cpu.c b/libavutil/cpu.c index 8c2cfb87cc..972e4eb79f 100644 --- a/libavutil/cpu.c +++ b/libavutil/cpu.c @@ -87,6 +87,7 @@ int av_parse_cpu_flags(const char *s) #define CPUFLAG_SSE42 (AV_CPU_FLAG_SSE42 | CPUFLAG_SSE4) #define CPUFLAG_AVX (AV_CPU_FLAG_AVX | CPUFLAG_SSE42) #define CPUFLAG_XOP (AV_CPU_FLAG_XOP | CPUFLAG_AVX) +#define CPUFLAG_FMA3 (AV_CPU_FLAG_FMA3 | CPUFLAG_AVX) #define CPUFLAG_FMA4 (AV_CPU_FLAG_FMA4 | CPUFLAG_AVX) #define CPUFLAG_AVX2 (AV_CPU_FLAG_AVX2 | CPUFLAG_AVX) static const AVOption cpuflags_opts[] = { @@ -107,6 +108,7 @@ int av_parse_cpu_flags(const char *s) { "sse4.2" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CPUFLAG_SSE42 }, .unit = "flags" }, { "avx" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CPUFLAG_AVX }, .unit = "flags" }, { "xop" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CPUFLAG_XOP }, .unit = "flags" }, + { "fma3" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CPUFLAG_FMA3 }, .unit = "flags" }, { "fma4" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CPUFLAG_FMA4 }, .unit = "flags" }, { "avx2" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CPUFLAG_AVX2 }, .unit = "flags" }, { "3dnow" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CPUFLAG_3DNOW }, .unit = "flags" }, @@ -204,6 +206,7 @@ static const struct { { AV_CPU_FLAG_SSE42, "sse4.2" }, { AV_CPU_FLAG_AVX, "avx" }, { AV_CPU_FLAG_XOP, "xop" }, + { AV_CPU_FLAG_FMA3, "fma3" }, { AV_CPU_FLAG_FMA4, "fma4" }, { AV_CPU_FLAG_3DNOW, "3dnow" }, { AV_CPU_FLAG_3DNOWEXT, "3dnowext" }, |