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author | Justin Ruggles <justin.ruggles@gmail.com> | 2012-05-03 02:27:30 +0400 |
---|---|---|
committer | Justin Ruggles <justin.ruggles@gmail.com> | 2012-08-24 04:10:57 +0400 |
commit | 06e751a40f327ce89eae91b808eb41463f98da66 (patch) | |
tree | 126696afd49d3503de7ce762568dbd1c9c838e12 /libavresample/x86 | |
parent | e07c9705c82e031bd5fb5013822cd34d571897ff (diff) |
lavr: x86: optimized 6-channel flt to fltp conversion
Diffstat (limited to 'libavresample/x86')
-rw-r--r-- | libavresample/x86/audio_convert.asm | 63 | ||||
-rw-r--r-- | libavresample/x86/audio_convert_init.c | 9 |
2 files changed, 72 insertions, 0 deletions
diff --git a/libavresample/x86/audio_convert.asm b/libavresample/x86/audio_convert.asm index 98bd06b4aa..3db64d2f9b 100644 --- a/libavresample/x86/audio_convert.asm +++ b/libavresample/x86/audio_convert.asm @@ -1197,3 +1197,66 @@ CONV_FLT_TO_FLTP_2CH INIT_XMM avx CONV_FLT_TO_FLTP_2CH %endif + +;------------------------------------------------------------------------------ +; void ff_conv_flt_to_fltp_6ch(float *const *dst, float *src, int len, +; int channels); +;------------------------------------------------------------------------------ + +%macro CONV_FLT_TO_FLTP_6CH 0 +%if ARCH_X86_64 +cglobal conv_flt_to_fltp_6ch, 3,8,7, dst, src, len, dst1, dst2, dst3, dst4, dst5 +%else +cglobal conv_flt_to_fltp_6ch, 2,7,7, dst, src, dst1, dst2, dst3, dst4, dst5 +%define lend dword r2m +%endif + mov dst1q, [dstq+ gprsize] + mov dst2q, [dstq+2*gprsize] + mov dst3q, [dstq+3*gprsize] + mov dst4q, [dstq+4*gprsize] + mov dst5q, [dstq+5*gprsize] + mov dstq, [dstq ] + sub dst1q, dstq + sub dst2q, dstq + sub dst3q, dstq + sub dst4q, dstq + sub dst5q, dstq +.loop: + mova m0, [srcq+0*mmsize] ; m0 = 0, 1, 2, 3 + mova m1, [srcq+1*mmsize] ; m1 = 4, 5, 6, 7 + mova m2, [srcq+2*mmsize] ; m2 = 8, 9, 10, 11 + mova m3, [srcq+3*mmsize] ; m3 = 12, 13, 14, 15 + mova m4, [srcq+4*mmsize] ; m4 = 16, 17, 18, 19 + mova m5, [srcq+5*mmsize] ; m5 = 20, 21, 22, 23 + + SBUTTERFLY2 dq, 0, 3, 6 ; m0 = 0, 12, 1, 13 + ; m3 = 2, 14, 3, 15 + SBUTTERFLY2 dq, 1, 4, 6 ; m1 = 4, 16, 5, 17 + ; m4 = 6, 18, 7, 19 + SBUTTERFLY2 dq, 2, 5, 6 ; m2 = 8, 20, 9, 21 + ; m5 = 10, 22, 11, 23 + SBUTTERFLY2 dq, 0, 4, 6 ; m0 = 0, 6, 12, 18 + ; m4 = 1, 7, 13, 19 + SBUTTERFLY2 dq, 3, 2, 6 ; m3 = 2, 8, 14, 20 + ; m2 = 3, 9, 15, 21 + SBUTTERFLY2 dq, 1, 5, 6 ; m1 = 4, 10, 16, 22 + ; m5 = 5, 11, 17, 23 + mova [dstq ], m0 + mova [dstq+dst1q], m4 + mova [dstq+dst2q], m3 + mova [dstq+dst3q], m2 + mova [dstq+dst4q], m1 + mova [dstq+dst5q], m5 + add srcq, mmsize*6 + add dstq, mmsize + sub lend, mmsize/4 + jg .loop + REP_RET +%endmacro + +INIT_XMM sse2 +CONV_FLT_TO_FLTP_6CH +%if HAVE_AVX +INIT_XMM avx +CONV_FLT_TO_FLTP_6CH +%endif diff --git a/libavresample/x86/audio_convert_init.c b/libavresample/x86/audio_convert_init.c index a9fd63074a..a3589c6957 100644 --- a/libavresample/x86/audio_convert_init.c +++ b/libavresample/x86/audio_convert_init.c @@ -137,6 +137,11 @@ extern void ff_conv_flt_to_fltp_2ch_sse(float *const *dst, float *src, int len, extern void ff_conv_flt_to_fltp_2ch_avx(float *const *dst, float *src, int len, int channels); +extern void ff_conv_flt_to_fltp_6ch_sse2(float *const *dst, float *src, int len, + int channels); +extern void ff_conv_flt_to_fltp_6ch_avx (float *const *dst, float *src, int len, + int channels); + av_cold void ff_audio_convert_init_x86(AudioConvert *ac) { #if HAVE_YASM @@ -198,6 +203,8 @@ av_cold void ff_audio_convert_init_x86(AudioConvert *ac) 2, 16, 8, "SSE2", ff_conv_flt_to_s16p_2ch_sse2); ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_S16P, AV_SAMPLE_FMT_FLT, 6, 16, 4, "SSE2", ff_conv_flt_to_s16p_6ch_sse2); + ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_FLTP, AV_SAMPLE_FMT_FLT, + 6, 16, 4, "SSE2", ff_conv_flt_to_fltp_6ch_sse2); } if (mm_flags & AV_CPU_FLAG_SSSE3 && HAVE_SSE) { ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S16P, @@ -250,6 +257,8 @@ av_cold void ff_audio_convert_init_x86(AudioConvert *ac) 6, 16, 4, "AVX", ff_conv_flt_to_s16p_6ch_avx); ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_FLTP, AV_SAMPLE_FMT_FLT, 2, 16, 4, "AVX", ff_conv_flt_to_fltp_2ch_avx); + ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_FLTP, AV_SAMPLE_FMT_FLT, + 6, 16, 4, "AVX", ff_conv_flt_to_fltp_6ch_avx); } #endif } |