yading@10: ;****************************************************************************** yading@10: ;* 32 point SSE-optimized DCT transform yading@10: ;* Copyright (c) 2010 Vitor Sessak yading@10: ;* yading@10: ;* This file is part of FFmpeg. yading@10: ;* yading@10: ;* FFmpeg is free software; you can redistribute it and/or yading@10: ;* modify it under the terms of the GNU Lesser General Public yading@10: ;* License as published by the Free Software Foundation; either yading@10: ;* version 2.1 of the License, or (at your option) any later version. yading@10: ;* yading@10: ;* FFmpeg is distributed in the hope that it will be useful, yading@10: ;* but WITHOUT ANY WARRANTY; without even the implied warranty of yading@10: ;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU yading@10: ;* Lesser General Public License for more details. yading@10: ;* yading@10: ;* You should have received a copy of the GNU Lesser General Public yading@10: ;* License along with FFmpeg; if not, write to the Free Software yading@10: ;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA yading@10: ;****************************************************************************** yading@10: yading@10: %include "libavutil/x86/x86util.asm" yading@10: yading@10: SECTION_RODATA 32 yading@10: yading@10: align 32 yading@10: ps_cos_vec: dd 0.500603, 0.505471, 0.515447, 0.531043 yading@10: dd 0.553104, 0.582935, 0.622504, 0.674808 yading@10: dd -10.190008, -3.407609, -2.057781, -1.484165 yading@10: dd -1.169440, -0.972568, -0.839350, -0.744536 yading@10: dd 0.502419, 0.522499, 0.566944, 0.646822 yading@10: dd 0.788155, 1.060678, 1.722447, 5.101149 yading@10: dd 0.509796, 0.601345, 0.899976, 2.562916 yading@10: dd 0.509796, 0.601345, 0.899976, 2.562916 yading@10: dd 1.000000, 1.000000, 1.306563, 0.541196 yading@10: dd 1.000000, 1.000000, 1.306563, 0.541196 yading@10: dd 1.000000, 0.707107, 1.000000, -0.707107 yading@10: dd 1.000000, 0.707107, 1.000000, -0.707107 yading@10: dd 0.707107, 0.707107, 0.707107, 0.707107 yading@10: yading@10: align 32 yading@10: ps_p1p1m1m1: dd 0, 0, 0x80000000, 0x80000000, 0, 0, 0x80000000, 0x80000000 yading@10: yading@10: %macro BUTTERFLY 4 yading@10: subps %4, %1, %2 yading@10: addps %2, %2, %1 yading@10: mulps %1, %4, %3 yading@10: %endmacro yading@10: yading@10: %macro BUTTERFLY0 5 yading@10: %if cpuflag(sse2) && notcpuflag(avx) yading@10: pshufd %4, %1, %5 yading@10: xorps %1, %2 yading@10: addps %1, %4 yading@10: mulps %1, %3 yading@10: %else yading@10: shufps %4, %1, %1, %5 yading@10: xorps %1, %1, %2 yading@10: addps %4, %4, %1 yading@10: mulps %1, %4, %3 yading@10: %endif yading@10: %endmacro yading@10: yading@10: %macro BUTTERFLY2 4 yading@10: BUTTERFLY0 %1, %2, %3, %4, 0x1b yading@10: %endmacro yading@10: yading@10: %macro BUTTERFLY3 4 yading@10: BUTTERFLY0 %1, %2, %3, %4, 0xb1 yading@10: %endmacro yading@10: yading@10: %macro BUTTERFLY3V 5 yading@10: movaps m%5, m%1 yading@10: addps m%1, m%2 yading@10: subps m%5, m%2 yading@10: SWAP %2, %5 yading@10: mulps m%2, [ps_cos_vec+192] yading@10: movaps m%5, m%3 yading@10: addps m%3, m%4 yading@10: subps m%4, m%5 yading@10: mulps m%4, [ps_cos_vec+192] yading@10: %endmacro yading@10: yading@10: %macro PASS6_AND_PERMUTE 0 yading@10: mov tmpd, [outq+4] yading@10: movss m7, [outq+72] yading@10: addss m7, [outq+76] yading@10: movss m3, [outq+56] yading@10: addss m3, [outq+60] yading@10: addss m4, m3 yading@10: movss m2, [outq+52] yading@10: addss m2, m3 yading@10: movss m3, [outq+104] yading@10: addss m3, [outq+108] yading@10: addss m1, m3 yading@10: addss m5, m4 yading@10: movss [outq+ 16], m1 yading@10: movss m1, [outq+100] yading@10: addss m1, m3 yading@10: movss m3, [outq+40] yading@10: movss [outq+ 48], m1 yading@10: addss m3, [outq+44] yading@10: movss m1, [outq+100] yading@10: addss m4, m3 yading@10: addss m3, m2 yading@10: addss m1, [outq+108] yading@10: movss [outq+ 40], m3 yading@10: addss m2, [outq+36] yading@10: movss m3, [outq+8] yading@10: movss [outq+ 56], m2 yading@10: addss m3, [outq+12] yading@10: movss [outq+ 32], m3 yading@10: movss m3, [outq+80] yading@10: movss [outq+ 8], m5 yading@10: movss [outq+ 80], m1 yading@10: movss m2, [outq+52] yading@10: movss m5, [outq+120] yading@10: addss m5, [outq+124] yading@10: movss m1, [outq+64] yading@10: addss m2, [outq+60] yading@10: addss m0, m5 yading@10: addss m5, [outq+116] yading@10: mov [outq+64], tmpd yading@10: addss m6, m0 yading@10: addss m1, m6 yading@10: mov tmpd, [outq+12] yading@10: mov [outq+ 96], tmpd yading@10: movss [outq+ 4], m1 yading@10: movss m1, [outq+24] yading@10: movss [outq+ 24], m4 yading@10: movss m4, [outq+88] yading@10: addss m4, [outq+92] yading@10: addss m3, m4 yading@10: addss m4, [outq+84] yading@10: mov tmpd, [outq+108] yading@10: addss m1, [outq+28] yading@10: addss m0, m1 yading@10: addss m1, m5 yading@10: addss m6, m3 yading@10: addss m3, m0 yading@10: addss m0, m7 yading@10: addss m5, [outq+20] yading@10: addss m7, m1 yading@10: movss [outq+ 12], m6 yading@10: mov [outq+112], tmpd yading@10: movss m6, [outq+28] yading@10: movss [outq+ 28], m0 yading@10: movss m0, [outq+36] yading@10: movss [outq+ 36], m7 yading@10: addss m1, m4 yading@10: movss m7, [outq+116] yading@10: addss m0, m2 yading@10: addss m7, [outq+124] yading@10: movss [outq+ 72], m0 yading@10: movss m0, [outq+44] yading@10: addss m2, m0 yading@10: movss [outq+ 44], m1 yading@10: movss [outq+ 88], m2 yading@10: addss m0, [outq+60] yading@10: mov tmpd, [outq+60] yading@10: mov [outq+120], tmpd yading@10: movss [outq+104], m0 yading@10: addss m4, m5 yading@10: addss m5, [outq+68] yading@10: movss [outq+52], m4 yading@10: movss [outq+60], m5 yading@10: movss m4, [outq+68] yading@10: movss m5, [outq+20] yading@10: movss [outq+ 20], m3 yading@10: addss m5, m7 yading@10: addss m7, m6 yading@10: addss m4, m5 yading@10: movss m2, [outq+84] yading@10: addss m2, [outq+92] yading@10: addss m5, m2 yading@10: movss [outq+ 68], m4 yading@10: addss m2, m7 yading@10: movss m4, [outq+76] yading@10: movss [outq+ 84], m2 yading@10: movss [outq+ 76], m5 yading@10: addss m7, m4 yading@10: addss m6, [outq+124] yading@10: addss m4, m6 yading@10: addss m6, [outq+92] yading@10: movss [outq+100], m4 yading@10: movss [outq+108], m6 yading@10: movss m6, [outq+92] yading@10: movss [outq+92], m7 yading@10: addss m6, [outq+124] yading@10: movss [outq+116], m6 yading@10: %endmacro yading@10: yading@10: INIT_YMM avx yading@10: SECTION_TEXT yading@10: %if HAVE_AVX_EXTERNAL yading@10: ; void ff_dct32_float_avx(FFTSample *out, const FFTSample *in) yading@10: cglobal dct32_float, 2,3,8, out, in, tmp yading@10: ; pass 1 yading@10: vmovaps m4, [inq+0] yading@10: vinsertf128 m5, m5, [inq+96], 1 yading@10: vinsertf128 m5, m5, [inq+112], 0 yading@10: vshufps m5, m5, m5, 0x1b yading@10: BUTTERFLY m4, m5, [ps_cos_vec], m6 yading@10: yading@10: vmovaps m2, [inq+64] yading@10: vinsertf128 m6, m6, [inq+32], 1 yading@10: vinsertf128 m6, m6, [inq+48], 0 yading@10: vshufps m6, m6, m6, 0x1b yading@10: BUTTERFLY m2, m6, [ps_cos_vec+32], m0 yading@10: yading@10: ; pass 2 yading@10: yading@10: BUTTERFLY m5, m6, [ps_cos_vec+64], m0 yading@10: BUTTERFLY m4, m2, [ps_cos_vec+64], m7 yading@10: yading@10: yading@10: ; pass 3 yading@10: vperm2f128 m3, m6, m4, 0x31 yading@10: vperm2f128 m1, m6, m4, 0x20 yading@10: vshufps m3, m3, m3, 0x1b yading@10: yading@10: BUTTERFLY m1, m3, [ps_cos_vec+96], m6 yading@10: yading@10: yading@10: vperm2f128 m4, m5, m2, 0x20 yading@10: vperm2f128 m5, m5, m2, 0x31 yading@10: vshufps m5, m5, m5, 0x1b yading@10: yading@10: BUTTERFLY m4, m5, [ps_cos_vec+96], m6 yading@10: yading@10: ; pass 4 yading@10: vmovaps m6, [ps_p1p1m1m1+0] yading@10: vmovaps m2, [ps_cos_vec+128] yading@10: yading@10: BUTTERFLY2 m5, m6, m2, m7 yading@10: BUTTERFLY2 m4, m6, m2, m7 yading@10: BUTTERFLY2 m1, m6, m2, m7 yading@10: BUTTERFLY2 m3, m6, m2, m7 yading@10: yading@10: yading@10: ; pass 5 yading@10: vshufps m6, m6, m6, 0xcc yading@10: vmovaps m2, [ps_cos_vec+160] yading@10: yading@10: BUTTERFLY3 m5, m6, m2, m7 yading@10: BUTTERFLY3 m4, m6, m2, m7 yading@10: BUTTERFLY3 m1, m6, m2, m7 yading@10: BUTTERFLY3 m3, m6, m2, m7 yading@10: yading@10: vperm2f128 m6, m3, m3, 0x31 yading@10: vmovaps [outq], m3 yading@10: yading@10: vextractf128 [outq+64], m5, 1 yading@10: vextractf128 [outq+32], m5, 0 yading@10: yading@10: vextractf128 [outq+80], m4, 1 yading@10: vextractf128 [outq+48], m4, 0 yading@10: yading@10: vperm2f128 m0, m1, m1, 0x31 yading@10: vmovaps [outq+96], m1 yading@10: yading@10: vzeroupper yading@10: yading@10: ; pass 6, no SIMD... yading@10: INIT_XMM yading@10: PASS6_AND_PERMUTE yading@10: RET yading@10: %endif yading@10: yading@10: %if ARCH_X86_64 yading@10: %define SPILL SWAP yading@10: %define UNSPILL SWAP yading@10: yading@10: %macro PASS5 0 yading@10: nop ; FIXME code alignment yading@10: SWAP 5, 8 yading@10: SWAP 4, 12 yading@10: SWAP 6, 14 yading@10: SWAP 7, 13 yading@10: SWAP 0, 15 yading@10: PERMUTE 9,10, 10,12, 11,14, 12,9, 13,11, 14,13 yading@10: TRANSPOSE4x4PS 8, 9, 10, 11, 0 yading@10: BUTTERFLY3V 8, 9, 10, 11, 0 yading@10: addps m10, m11 yading@10: TRANSPOSE4x4PS 12, 13, 14, 15, 0 yading@10: BUTTERFLY3V 12, 13, 14, 15, 0 yading@10: addps m14, m15 yading@10: addps m12, m14 yading@10: addps m14, m13 yading@10: addps m13, m15 yading@10: %endmacro yading@10: yading@10: %macro PASS6 0 yading@10: SWAP 9, 12 yading@10: SWAP 11, 14 yading@10: movss [outq+0x00], m8 yading@10: pshuflw m0, m8, 0xe yading@10: movss [outq+0x10], m9 yading@10: pshuflw m1, m9, 0xe yading@10: movss [outq+0x20], m10 yading@10: pshuflw m2, m10, 0xe yading@10: movss [outq+0x30], m11 yading@10: pshuflw m3, m11, 0xe yading@10: movss [outq+0x40], m12 yading@10: pshuflw m4, m12, 0xe yading@10: movss [outq+0x50], m13 yading@10: pshuflw m5, m13, 0xe yading@10: movss [outq+0x60], m14 yading@10: pshuflw m6, m14, 0xe yading@10: movaps [outq+0x70], m15 yading@10: pshuflw m7, m15, 0xe yading@10: addss m0, m1 yading@10: addss m1, m2 yading@10: movss [outq+0x08], m0 yading@10: addss m2, m3 yading@10: movss [outq+0x18], m1 yading@10: addss m3, m4 yading@10: movss [outq+0x28], m2 yading@10: addss m4, m5 yading@10: movss [outq+0x38], m3 yading@10: addss m5, m6 yading@10: movss [outq+0x48], m4 yading@10: addss m6, m7 yading@10: movss [outq+0x58], m5 yading@10: movss [outq+0x68], m6 yading@10: movss [outq+0x78], m7 yading@10: yading@10: PERMUTE 1,8, 3,9, 5,10, 7,11, 9,12, 11,13, 13,14, 8,1, 10,3, 12,5, 14,7 yading@10: movhlps m0, m1 yading@10: pshufd m1, m1, 3 yading@10: SWAP 0, 2, 4, 6, 8, 10, 12, 14 yading@10: SWAP 1, 3, 5, 7, 9, 11, 13, 15 yading@10: %rep 7 yading@10: movhlps m0, m1 yading@10: pshufd m1, m1, 3 yading@10: addss m15, m1 yading@10: SWAP 0, 2, 4, 6, 8, 10, 12, 14 yading@10: SWAP 1, 3, 5, 7, 9, 11, 13, 15 yading@10: %endrep yading@10: %assign i 4 yading@10: %rep 15 yading@10: addss m0, m1 yading@10: movss [outq+i], m0 yading@10: SWAP 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 yading@10: %assign i i+8 yading@10: %endrep yading@10: %endmacro yading@10: yading@10: %else ; ARCH_X86_32 yading@10: %macro SPILL 2 ; xmm#, mempos yading@10: movaps [outq+(%2-8)*16], m%1 yading@10: %endmacro yading@10: %macro UNSPILL 2 yading@10: movaps m%1, [outq+(%2-8)*16] yading@10: %endmacro yading@10: yading@10: %define PASS6 PASS6_AND_PERMUTE yading@10: %macro PASS5 0 yading@10: movaps m2, [ps_cos_vec+160] yading@10: shufps m3, m3, 0xcc yading@10: yading@10: BUTTERFLY3 m5, m3, m2, m1 yading@10: SPILL 5, 8 yading@10: yading@10: UNSPILL 1, 9 yading@10: BUTTERFLY3 m1, m3, m2, m5 yading@10: SPILL 1, 14 yading@10: yading@10: BUTTERFLY3 m4, m3, m2, m5 yading@10: SPILL 4, 12 yading@10: yading@10: BUTTERFLY3 m7, m3, m2, m5 yading@10: SPILL 7, 13 yading@10: yading@10: UNSPILL 5, 10 yading@10: BUTTERFLY3 m5, m3, m2, m7 yading@10: SPILL 5, 10 yading@10: yading@10: UNSPILL 4, 11 yading@10: BUTTERFLY3 m4, m3, m2, m7 yading@10: SPILL 4, 11 yading@10: yading@10: BUTTERFLY3 m6, m3, m2, m7 yading@10: SPILL 6, 9 yading@10: yading@10: BUTTERFLY3 m0, m3, m2, m7 yading@10: SPILL 0, 15 yading@10: %endmacro yading@10: %endif yading@10: yading@10: yading@10: ; void ff_dct32_float_sse(FFTSample *out, const FFTSample *in) yading@10: %macro DCT32_FUNC 0 yading@10: cglobal dct32_float, 2, 3, 16, out, in, tmp yading@10: ; pass 1 yading@10: yading@10: movaps m0, [inq+0] yading@10: LOAD_INV m1, [inq+112] yading@10: BUTTERFLY m0, m1, [ps_cos_vec], m3 yading@10: yading@10: movaps m7, [inq+64] yading@10: LOAD_INV m4, [inq+48] yading@10: BUTTERFLY m7, m4, [ps_cos_vec+32], m3 yading@10: yading@10: ; pass 2 yading@10: movaps m2, [ps_cos_vec+64] yading@10: BUTTERFLY m1, m4, m2, m3 yading@10: SPILL 1, 11 yading@10: SPILL 4, 8 yading@10: yading@10: ; pass 1 yading@10: movaps m1, [inq+16] yading@10: LOAD_INV m6, [inq+96] yading@10: BUTTERFLY m1, m6, [ps_cos_vec+16], m3 yading@10: yading@10: movaps m4, [inq+80] yading@10: LOAD_INV m5, [inq+32] yading@10: BUTTERFLY m4, m5, [ps_cos_vec+48], m3 yading@10: yading@10: ; pass 2 yading@10: BUTTERFLY m0, m7, m2, m3 yading@10: yading@10: movaps m2, [ps_cos_vec+80] yading@10: BUTTERFLY m6, m5, m2, m3 yading@10: yading@10: BUTTERFLY m1, m4, m2, m3 yading@10: yading@10: ; pass 3 yading@10: movaps m2, [ps_cos_vec+96] yading@10: shufps m1, m1, 0x1b yading@10: BUTTERFLY m0, m1, m2, m3 yading@10: SPILL 0, 15 yading@10: SPILL 1, 14 yading@10: yading@10: UNSPILL 0, 8 yading@10: shufps m5, m5, 0x1b yading@10: BUTTERFLY m0, m5, m2, m3 yading@10: yading@10: UNSPILL 1, 11 yading@10: shufps m6, m6, 0x1b yading@10: BUTTERFLY m1, m6, m2, m3 yading@10: SPILL 1, 11 yading@10: yading@10: shufps m4, m4, 0x1b yading@10: BUTTERFLY m7, m4, m2, m3 yading@10: yading@10: ; pass 4 yading@10: movaps m3, [ps_p1p1m1m1+0] yading@10: movaps m2, [ps_cos_vec+128] yading@10: yading@10: BUTTERFLY2 m5, m3, m2, m1 yading@10: yading@10: BUTTERFLY2 m0, m3, m2, m1 yading@10: SPILL 0, 9 yading@10: yading@10: BUTTERFLY2 m6, m3, m2, m1 yading@10: SPILL 6, 10 yading@10: yading@10: UNSPILL 0, 11 yading@10: BUTTERFLY2 m0, m3, m2, m1 yading@10: SPILL 0, 11 yading@10: yading@10: BUTTERFLY2 m4, m3, m2, m1 yading@10: yading@10: BUTTERFLY2 m7, m3, m2, m1 yading@10: yading@10: UNSPILL 6, 14 yading@10: BUTTERFLY2 m6, m3, m2, m1 yading@10: yading@10: UNSPILL 0, 15 yading@10: BUTTERFLY2 m0, m3, m2, m1 yading@10: yading@10: PASS5 yading@10: PASS6 yading@10: RET yading@10: %endmacro yading@10: yading@10: %macro LOAD_INV 2 yading@10: %if cpuflag(sse2) yading@10: pshufd %1, %2, 0x1b yading@10: %elif cpuflag(sse) yading@10: movaps %1, %2 yading@10: shufps %1, %1, 0x1b yading@10: %endif yading@10: %endmacro yading@10: yading@10: INIT_XMM sse yading@10: DCT32_FUNC yading@10: INIT_XMM sse2 yading@10: DCT32_FUNC