From 2025d8026fe507c3f82c3440ecdf09641c577163 Mon Sep 17 00:00:00 2001 From: James Almer Date: Thu, 20 Mar 2014 15:37:54 -0300 Subject: x86/synth_filter: add synth_filter_sse Build only on x86_32 targets. Signed-off-by: James Almer Signed-off-by: Anton Khirnov --- libavcodec/x86/dcadsp.asm | 55 ++++++++++++++++++++++++++++++++++++----------- 1 file changed, 42 insertions(+), 13 deletions(-) (limited to 'libavcodec/x86/dcadsp.asm') diff --git a/libavcodec/x86/dcadsp.asm b/libavcodec/x86/dcadsp.asm index 56039baa6f..970ec3dacb 100644 --- a/libavcodec/x86/dcadsp.asm +++ b/libavcodec/x86/dcadsp.asm @@ -199,15 +199,31 @@ INIT_XMM sse DCA_LFE_FIR 0 DCA_LFE_FIR 1 -INIT_XMM sse2 +%macro SETZERO 1 +%if cpuflag(sse2) + pxor %1, %1 +%else + xorps %1, %1, %1 +%endif +%endmacro + +%macro SHUF 2 +%if cpuflag(sse2) + pshufd %1, %2, q0123 +%else + mova %1, %2 + shufps %1, %1, q0123 +%endif +%endmacro + %macro INNER_LOOP 1 ; reading backwards: ptr1 = synth_buf + j + i; ptr2 = synth_buf + j - i ;~ a += window[i + j] * (-synth_buf[15 - i + j]) ;~ b += window[i + j + 16] * (synth_buf[i + j]) - pshufd m5, [ptr2 + j + (15 - 3) * 4], q0123 + SHUF m5, [ptr2 + j + (15 - 3) * 4] mova m6, [ptr1 + j] %if ARCH_X86_64 - pshufd m11, [ptr2 + j + (15 - 3) * 4 - mmsize], q0123 + SHUF m11, [ptr2 + j + (15 - 3) * 4 - mmsize] mova m12, [ptr1 + j + mmsize] %endif mulps m6, [win + %1 + j + 16 * 4] @@ -224,10 +240,10 @@ INIT_XMM sse2 %endif ;~ c += window[i + j + 32] * (synth_buf[16 + i + j]) ;~ d += window[i + j + 48] * (synth_buf[31 - i + j]) - pshufd m6, [ptr2 + j + (31 - 3) * 4], q0123 + SHUF m6, [ptr2 + j + (31 - 3) * 4] mova m5, [ptr1 + j + 16 * 4] %if ARCH_X86_64 - pshufd m12, [ptr2 + j + (31 - 3) * 4 - mmsize], q0123 + SHUF m12, [ptr2 + j + (31 - 3) * 4 - mmsize] mova m11, [ptr1 + j + mmsize + 16 * 4] %endif mulps m5, [win + %1 + j + 32 * 4] @@ -245,20 +261,25 @@ INIT_XMM sse2 sub j, 64 * 4 %endmacro -; void ff_synth_filter_inner_sse2(float *synth_buf, float synth_buf2[32], -; const float window[512], float out[32], -; intptr_t offset, float scale) +; void ff_synth_filter_inner_(float *synth_buf, float synth_buf2[32], +; const float window[512], float out[32], +; intptr_t offset, float scale) +%macro SYNTH_FILTER 0 cglobal synth_filter_inner, 0, 6 + 4 * ARCH_X86_64, 7 + 6 * ARCH_X86_64, \ synth_buf, synth_buf2, window, out, off, scale %define scale m0 %if ARCH_X86_32 || WIN64 +%if cpuflag(sse2) movd scale, scalem +%else + movss scale, scalem +%endif ; Make sure offset is in a register and not on the stack %define OFFQ r4q %else %define OFFQ offq %endif - pshufd m0, m0, 0 + SPLATD m0 ; prepare inner counter limit 1 mov r5q, 480 sub r5q, offmp @@ -274,8 +295,8 @@ cglobal synth_filter_inner, 0, 6 + 4 * ARCH_X86_64, 7 + 6 * ARCH_X86_64, \ %endif .mainloop ; m1 = a m2 = b m3 = c m4 = d - pxor m3, m3 - pxor m4, m4 + SETZERO m3 + SETZERO m4 mova m1, [buf2 + i] mova m2, [buf2 + i + 16 * 4] %if ARCH_X86_32 @@ -292,8 +313,8 @@ cglobal synth_filter_inner, 0, 6 + 4 * ARCH_X86_64, 7 + 6 * ARCH_X86_64, \ %define ptr2 r7q ; must be loaded %define win r8q %define j r9q - pxor m9, m9 - pxor m10, m10 + SETZERO m9 + SETZERO m10 mova m7, [buf2 + i + mmsize] mova m8, [buf2 + i + mmsize + 16 * 4] lea win, [windowq + i] @@ -350,3 +371,11 @@ cglobal synth_filter_inner, 0, 6 + 4 * ARCH_X86_64, 7 + 6 * ARCH_X86_64, \ sub i, (ARCH_X86_64 + 1) * mmsize jge .mainloop RET +%endmacro + +%if ARCH_X86_32 +INIT_XMM sse +SYNTH_FILTER +%endif +INIT_XMM sse2 +SYNTH_FILTER -- cgit v1.2.3