diff options
| author | Andreas Rheinhardt <andreas.rheinhardt@outlook.com> | 2022-06-14 20:26:16 +0200 |
|---|---|---|
| committer | Andreas Rheinhardt <andreas.rheinhardt@outlook.com> | 2022-06-22 13:39:06 +0200 |
| commit | 54784ffac523c6fbc50762a91b3dcc481933b0b0 (patch) | |
| tree | 9023fa21cc199e4836945c484a55aedf93951f30 | |
| parent | 25e39f8c727190520e1274be9bf0b4b3302587f9 (diff) | |
avcodec/x86/dct32: Remove obsolete SSE function
The only systems which benefit from ff_dct32_float_sse are truely
ancient 32bit x86s as all other systems use at least the SSE2 versions
(this includes all x64 cpus (which is why this code is restricted
to x86-32)).
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
| -rw-r--r-- | libavcodec/x86/dct32.asm | 12 | ||||
| -rw-r--r-- | libavcodec/x86/dct_init.c | 5 |
2 files changed, 1 insertions, 16 deletions
diff --git a/libavcodec/x86/dct32.asm b/libavcodec/x86/dct32.asm index 21e2f21c97..37fba51543 100644 --- a/libavcodec/x86/dct32.asm +++ b/libavcodec/x86/dct32.asm @@ -387,7 +387,7 @@ INIT_XMM %endif -; void ff_dct32_float_sse(FFTSample *out, const FFTSample *in) +; void ff_dct32_float(FFTSample *out, const FFTSample *in) %macro DCT32_FUNC 0 cglobal dct32_float, 2, 3, 16, out, in, tmp ; pass 1 @@ -474,18 +474,8 @@ cglobal dct32_float, 2, 3, 16, out, in, tmp %endmacro %macro LOAD_INV 2 -%if cpuflag(sse2) pshufd %1, %2, 0x1b -%elif cpuflag(sse) - movaps %1, %2 - shufps %1, %1, 0x1b -%endif %endmacro -%if ARCH_X86_32 -INIT_XMM sse -DCT32_FUNC -%endif - INIT_XMM sse2 DCT32_FUNC diff --git a/libavcodec/x86/dct_init.c b/libavcodec/x86/dct_init.c index c31ef92238..d0e4b34dd3 100644 --- a/libavcodec/x86/dct_init.c +++ b/libavcodec/x86/dct_init.c @@ -22,7 +22,6 @@ #include "libavutil/x86/cpu.h" #include "libavcodec/dct.h" -void ff_dct32_float_sse(FFTSample *out, const FFTSample *in); void ff_dct32_float_sse2(FFTSample *out, const FFTSample *in); void ff_dct32_float_avx(FFTSample *out, const FFTSample *in); @@ -30,10 +29,6 @@ av_cold void ff_dct_init_x86(DCTContext *s) { int cpu_flags = av_get_cpu_flags(); -#if ARCH_X86_32 - if (EXTERNAL_SSE(cpu_flags)) - s->dct32 = ff_dct32_float_sse; -#endif if (EXTERNAL_SSE2(cpu_flags)) s->dct32 = ff_dct32_float_sse2; if (EXTERNAL_AVX_FAST(cpu_flags)) |