diff options
| author | James Almer <jamrial@gmail.com> | 2014-03-20 15:37:55 -0300 |
|---|---|---|
| committer | Anton Khirnov <anton@khirnov.net> | 2014-04-04 17:40:51 +0200 |
| commit | 81e02fae6ec12ae85f052bd74aa9506cbebe4517 (patch) | |
| tree | 91f0eaa649b2c07114620f50cee00f385f3272c9 /libavcodec/x86/dcadsp_init.c | |
| parent | 2025d8026fe507c3f82c3440ecdf09641c577163 (diff) | |
x86/synth_filter: add synth_filter_avx
Sandy Bridge Win64:
180 cycles in ff_synth_filter_inner_sse2
150 cycles in ff_synth_filter_inner_avx
Also switch some instructions to a three operand format to avoid
assembly errors with Yasm 1.1.0 or older.
Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
Diffstat (limited to 'libavcodec/x86/dcadsp_init.c')
| -rw-r--r-- | libavcodec/x86/dcadsp_init.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libavcodec/x86/dcadsp_init.c b/libavcodec/x86/dcadsp_init.c index 5b77985569..d7e0d65917 100644 --- a/libavcodec/x86/dcadsp_init.c +++ b/libavcodec/x86/dcadsp_init.c @@ -81,6 +81,7 @@ static void synth_filter_##opt(FFTContext *imdct, \ SYNTH_FILTER_FUNC(sse) #endif SYNTH_FILTER_FUNC(sse2) +SYNTH_FILTER_FUNC(avx) #endif /* HAVE_YASM */ av_cold void ff_synth_filter_init_x86(SynthFilterContext *s) @@ -96,5 +97,8 @@ av_cold void ff_synth_filter_init_x86(SynthFilterContext *s) if (EXTERNAL_SSE2(cpu_flags)) { s->synth_filter_float = synth_filter_sse2; } + if (EXTERNAL_AVX(cpu_flags)) { + s->synth_filter_float = synth_filter_avx; + } #endif /* HAVE_YASM */ } |