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lavr: x86: optimized 6-channel flt to fltp conversion
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@ -1197,3 +1197,66 @@ CONV_FLT_TO_FLTP_2CH
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INIT_XMM avx
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CONV_FLT_TO_FLTP_2CH
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%endif
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;------------------------------------------------------------------------------
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; void ff_conv_flt_to_fltp_6ch(float *const *dst, float *src, int len,
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; int channels);
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;------------------------------------------------------------------------------
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%macro CONV_FLT_TO_FLTP_6CH 0
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%if ARCH_X86_64
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cglobal conv_flt_to_fltp_6ch, 3,8,7, dst, src, len, dst1, dst2, dst3, dst4, dst5
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%else
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cglobal conv_flt_to_fltp_6ch, 2,7,7, dst, src, dst1, dst2, dst3, dst4, dst5
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%define lend dword r2m
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%endif
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mov dst1q, [dstq+ gprsize]
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mov dst2q, [dstq+2*gprsize]
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mov dst3q, [dstq+3*gprsize]
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mov dst4q, [dstq+4*gprsize]
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mov dst5q, [dstq+5*gprsize]
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mov dstq, [dstq ]
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sub dst1q, dstq
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sub dst2q, dstq
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sub dst3q, dstq
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sub dst4q, dstq
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sub dst5q, dstq
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.loop:
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mova m0, [srcq+0*mmsize] ; m0 = 0, 1, 2, 3
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mova m1, [srcq+1*mmsize] ; m1 = 4, 5, 6, 7
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mova m2, [srcq+2*mmsize] ; m2 = 8, 9, 10, 11
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mova m3, [srcq+3*mmsize] ; m3 = 12, 13, 14, 15
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mova m4, [srcq+4*mmsize] ; m4 = 16, 17, 18, 19
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mova m5, [srcq+5*mmsize] ; m5 = 20, 21, 22, 23
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SBUTTERFLY2 dq, 0, 3, 6 ; m0 = 0, 12, 1, 13
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; m3 = 2, 14, 3, 15
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SBUTTERFLY2 dq, 1, 4, 6 ; m1 = 4, 16, 5, 17
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; m4 = 6, 18, 7, 19
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SBUTTERFLY2 dq, 2, 5, 6 ; m2 = 8, 20, 9, 21
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; m5 = 10, 22, 11, 23
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SBUTTERFLY2 dq, 0, 4, 6 ; m0 = 0, 6, 12, 18
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; m4 = 1, 7, 13, 19
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SBUTTERFLY2 dq, 3, 2, 6 ; m3 = 2, 8, 14, 20
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; m2 = 3, 9, 15, 21
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SBUTTERFLY2 dq, 1, 5, 6 ; m1 = 4, 10, 16, 22
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; m5 = 5, 11, 17, 23
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mova [dstq ], m0
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mova [dstq+dst1q], m4
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mova [dstq+dst2q], m3
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mova [dstq+dst3q], m2
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mova [dstq+dst4q], m1
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mova [dstq+dst5q], m5
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add srcq, mmsize*6
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add dstq, mmsize
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sub lend, mmsize/4
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jg .loop
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REP_RET
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%endmacro
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INIT_XMM sse2
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CONV_FLT_TO_FLTP_6CH
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%if HAVE_AVX
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INIT_XMM avx
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CONV_FLT_TO_FLTP_6CH
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%endif
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@ -137,6 +137,11 @@ extern void ff_conv_flt_to_fltp_2ch_sse(float *const *dst, float *src, int len,
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extern void ff_conv_flt_to_fltp_2ch_avx(float *const *dst, float *src, int len,
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int channels);
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extern void ff_conv_flt_to_fltp_6ch_sse2(float *const *dst, float *src, int len,
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int channels);
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extern void ff_conv_flt_to_fltp_6ch_avx (float *const *dst, float *src, int len,
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int channels);
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av_cold void ff_audio_convert_init_x86(AudioConvert *ac)
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{
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#if HAVE_YASM
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@ -198,6 +203,8 @@ av_cold void ff_audio_convert_init_x86(AudioConvert *ac)
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2, 16, 8, "SSE2", ff_conv_flt_to_s16p_2ch_sse2);
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ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_S16P, AV_SAMPLE_FMT_FLT,
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6, 16, 4, "SSE2", ff_conv_flt_to_s16p_6ch_sse2);
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ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_FLTP, AV_SAMPLE_FMT_FLT,
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6, 16, 4, "SSE2", ff_conv_flt_to_fltp_6ch_sse2);
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}
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if (mm_flags & AV_CPU_FLAG_SSSE3 && HAVE_SSE) {
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ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S16P,
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@ -250,6 +257,8 @@ av_cold void ff_audio_convert_init_x86(AudioConvert *ac)
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6, 16, 4, "AVX", ff_conv_flt_to_s16p_6ch_avx);
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ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_FLTP, AV_SAMPLE_FMT_FLT,
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2, 16, 4, "AVX", ff_conv_flt_to_fltp_2ch_avx);
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ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_FLTP, AV_SAMPLE_FMT_FLT,
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6, 16, 4, "AVX", ff_conv_flt_to_fltp_6ch_avx);
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}
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#endif
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}
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