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1232 lines
45 KiB
1232 lines
45 KiB
;****************************************************************************** |
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;* VP9 IDCT SIMD optimizations |
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;* |
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;* Copyright (C) 2013 Clément Bœsch <u pkh me> |
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;* Copyright (C) 2013 Ronald S. Bultje <rsbultje gmail com> |
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;* |
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;* This file is part of FFmpeg. |
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;* |
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;* FFmpeg is free software; you can redistribute it and/or |
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;* modify it under the terms of the GNU Lesser General Public |
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;* License as published by the Free Software Foundation; either |
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;* version 2.1 of the License, or (at your option) any later version. |
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;* |
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;* FFmpeg is distributed in the hope that it will be useful, |
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;* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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;* Lesser General Public License for more details. |
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;* |
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;* You should have received a copy of the GNU Lesser General Public |
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;* License along with FFmpeg; if not, write to the Free Software |
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;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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;****************************************************************************** |
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%include "libavutil/x86/x86util.asm" |
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SECTION_RODATA |
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pw_11585x2: times 8 dw 23170 |
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%macro VP9_IDCT_COEFFS 2 |
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pw_%1x2: times 8 dw %1*2 |
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pw_m%1x2: times 8 dw -%1*2 |
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pw_%2x2: times 8 dw %2*2 |
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pw_m%2x2: times 8 dw -%2*2 |
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pw_m%1_%2: times 4 dw -%1, %2 |
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pw_%2_%1: times 4 dw %2, %1 |
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pw_m%2_m%1: times 4 dw -%2, -%1 |
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%endmacro |
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VP9_IDCT_COEFFS 15137, 6270 |
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VP9_IDCT_COEFFS 16069, 3196 |
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VP9_IDCT_COEFFS 9102, 13623 |
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VP9_IDCT_COEFFS 16305, 1606 |
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VP9_IDCT_COEFFS 10394, 12665 |
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VP9_IDCT_COEFFS 14449, 7723 |
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VP9_IDCT_COEFFS 4756, 15679 |
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VP9_IDCT_COEFFS 16364, 804 |
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VP9_IDCT_COEFFS 11003, 12140 |
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VP9_IDCT_COEFFS 14811, 7005 |
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VP9_IDCT_COEFFS 5520, 15426 |
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VP9_IDCT_COEFFS 15893, 3981 |
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VP9_IDCT_COEFFS 8423, 14053 |
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VP9_IDCT_COEFFS 13160, 9760 |
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VP9_IDCT_COEFFS 2404, 16207 |
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pd_8192: times 4 dd 8192 |
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pw_2048: times 8 dw 2048 |
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pw_1024: times 8 dw 1024 |
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pw_512: times 8 dw 512 |
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SECTION .text |
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; (a*x + b*y + round) >> shift |
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%macro VP9_MULSUB_2W_2X 5 ; dst1, dst2/src, round, coefs1, coefs2 |
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pmaddwd m%1, m%2, %4 |
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pmaddwd m%2, %5 |
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paddd m%1, %3 |
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paddd m%2, %3 |
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psrad m%1, 14 |
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psrad m%2, 14 |
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%endmacro |
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%macro VP9_MULSUB_2W_4X 7 ; dst1, dst2, coef1, coef2, rnd, tmp1/src, tmp2 |
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VP9_MULSUB_2W_2X %7, %6, %5, [pw_m%3_%4], [pw_%4_%3] |
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VP9_MULSUB_2W_2X %1, %2, %5, [pw_m%3_%4], [pw_%4_%3] |
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packssdw m%1, m%7 |
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packssdw m%2, m%6 |
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%endmacro |
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%macro VP9_UNPACK_MULSUB_2W_4X 7-9 ; dst1, dst2, (src1, src2,) coef1, coef2, rnd, tmp1, tmp2 |
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%if %0 == 7 |
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punpckhwd m%6, m%2, m%1 |
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punpcklwd m%2, m%1 |
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VP9_MULSUB_2W_4X %1, %2, %3, %4, %5, %6, %7 |
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%else |
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punpckhwd m%8, m%4, m%3 |
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punpcklwd m%2, m%4, m%3 |
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VP9_MULSUB_2W_4X %1, %2, %5, %6, %7, %8, %9 |
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%endif |
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%endmacro |
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%macro VP9_STORE_2X 5-6 dstq ; reg1, reg2, tmp1, tmp2, zero, dst |
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movh m%3, [%6] |
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movh m%4, [%6+strideq] |
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punpcklbw m%3, m%5 |
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punpcklbw m%4, m%5 |
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paddw m%3, m%1 |
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paddw m%4, m%2 |
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packuswb m%3, m%5 |
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packuswb m%4, m%5 |
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movh [%6], m%3 |
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movh [%6+strideq], m%4 |
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%endmacro |
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;------------------------------------------------------------------------------------------- |
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; void vp9_idct_idct_4x4_add_<opt>(uint8_t *dst, ptrdiff_t stride, int16_t *block, int eob); |
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;------------------------------------------------------------------------------------------- |
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%macro VP9_IDCT4_1D_FINALIZE 0 |
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SUMSUB_BA w, 3, 2, 4 ; m3=t3+t0, m2=-t3+t0 |
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SUMSUB_BA w, 1, 0, 4 ; m1=t2+t1, m0=-t2+t1 |
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SWAP 0, 3, 2 ; 3102 -> 0123 |
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%endmacro |
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%macro VP9_IDCT4_1D 0 |
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SUMSUB_BA w, 2, 0, 4 ; m2=IN(0)+IN(2) m0=IN(0)-IN(2) |
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pmulhrsw m2, m6 ; m2=t0 |
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pmulhrsw m0, m6 ; m0=t1 |
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VP9_UNPACK_MULSUB_2W_4X 1, 3, 15137, 6270, m7, 4, 5 ; m1=t2, m3=t3 |
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VP9_IDCT4_1D_FINALIZE |
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%endmacro |
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; 2x2 top left corner |
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%macro VP9_IDCT4_2x2_1D 0 |
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pmulhrsw m0, m5 ; m0=t1 |
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mova m2, m0 ; m2=t0 |
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mova m3, m1 |
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pmulhrsw m1, m6 ; m1=t2 |
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pmulhrsw m3, m7 ; m3=t3 |
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VP9_IDCT4_1D_FINALIZE |
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%endmacro |
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%macro VP9_IDCT4_WRITEOUT 0 |
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mova m5, [pw_2048] |
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pmulhrsw m0, m5 ; (x*2048 + (1<<14))>>15 <=> (x+8)>>4 |
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pmulhrsw m1, m5 |
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VP9_STORE_2X 0, 1, 6, 7, 4 |
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lea dstq, [dstq+2*strideq] |
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pmulhrsw m2, m5 |
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pmulhrsw m3, m5 |
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VP9_STORE_2X 2, 3, 6, 7, 4 |
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%endmacro |
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INIT_MMX ssse3 |
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cglobal vp9_idct_idct_4x4_add, 4,4,0, dst, stride, block, eob |
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cmp eobd, 4 ; 2x2 or smaller |
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jg .idctfull |
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cmp eobd, 1 ; faster path for when only DC is set |
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jne .idct2x2 |
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movd m0, [blockq] |
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mova m5, [pw_11585x2] |
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pmulhrsw m0, m5 |
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pmulhrsw m0, m5 |
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pshufw m0, m0, 0 |
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pxor m4, m4 |
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movh [blockq], m4 |
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pmulhrsw m0, [pw_2048] ; (x*2048 + (1<<14))>>15 <=> (x+8)>>4 |
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VP9_STORE_2X 0, 0, 6, 7, 4 |
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lea dstq, [dstq+2*strideq] |
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VP9_STORE_2X 0, 0, 6, 7, 4 |
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RET |
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; faster path for when only top left 2x2 block is set |
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.idct2x2: |
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movd m0, [blockq+0] |
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movd m1, [blockq+8] |
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mova m5, [pw_11585x2] |
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mova m6, [pw_6270x2] |
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mova m7, [pw_15137x2] |
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VP9_IDCT4_2x2_1D |
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TRANSPOSE4x4W 0, 1, 2, 3, 4 |
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VP9_IDCT4_2x2_1D |
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pxor m4, m4 ; used for the block reset, and VP9_STORE_2X |
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movh [blockq+ 0], m4 |
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movh [blockq+ 8], m4 |
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VP9_IDCT4_WRITEOUT |
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RET |
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.idctfull: ; generic full 4x4 idct/idct |
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mova m0, [blockq+ 0] |
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mova m1, [blockq+ 8] |
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mova m2, [blockq+16] |
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mova m3, [blockq+24] |
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mova m6, [pw_11585x2] |
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mova m7, [pd_8192] ; rounding |
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VP9_IDCT4_1D |
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TRANSPOSE4x4W 0, 1, 2, 3, 4 |
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VP9_IDCT4_1D |
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pxor m4, m4 ; used for the block reset, and VP9_STORE_2X |
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mova [blockq+ 0], m4 |
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mova [blockq+ 8], m4 |
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mova [blockq+16], m4 |
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mova [blockq+24], m4 |
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VP9_IDCT4_WRITEOUT |
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RET |
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%if ARCH_X86_64 ; TODO: 32-bit? (32-bit limited to 8 xmm reg, we use more) |
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;------------------------------------------------------------------------------------------- |
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; void vp9_idct_idct_8x8_add_<opt>(uint8_t *dst, ptrdiff_t stride, int16_t *block, int eob); |
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;------------------------------------------------------------------------------------------- |
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%macro VP9_IDCT8_1D_FINALIZE 0 |
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SUMSUB_BA w, 3, 10, 4 ; m3=t0+t7, m10=t0-t7 |
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SUMSUB_BA w, 1, 2, 4 ; m1=t1+t6, m2=t1-t6 |
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SUMSUB_BA w, 11, 0, 4 ; m11=t2+t5, m0=t2-t5 |
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SUMSUB_BA w, 9, 8, 4 ; m9=t3+t4, m8=t3-t4 |
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SWAP 11, 10, 2 |
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SWAP 3, 9, 0 |
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%endmacro |
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%macro VP9_IDCT8_1D 0 |
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SUMSUB_BA w, 8, 0, 4 ; m8=IN(0)+IN(4) m0=IN(0)-IN(4) |
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pmulhrsw m8, m12 ; m8=t0a |
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pmulhrsw m0, m12 ; m0=t1a |
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VP9_UNPACK_MULSUB_2W_4X 2, 10, 15137, 6270, m7, 4, 5 ; m2=t2a, m10=t3a |
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VP9_UNPACK_MULSUB_2W_4X 1, 11, 16069, 3196, m7, 4, 5 ; m1=t4a, m11=t7a |
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VP9_UNPACK_MULSUB_2W_4X 9, 3, 9102, 13623, m7, 4, 5 ; m9=t5a, m3=t6a |
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SUMSUB_BA w, 10, 8, 4 ; m10=t0a+t3a (t0), m8=t0a-t3a (t3) |
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SUMSUB_BA w, 2, 0, 4 ; m2=t1a+t2a (t1), m0=t1a-t2a (t2) |
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SUMSUB_BA w, 9, 1, 4 ; m9=t4a+t5a (t4), m1=t4a-t5a (t5a) |
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SUMSUB_BA w, 3, 11, 4 ; m3=t7a+t6a (t7), m11=t7a-t6a (t6a) |
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SUMSUB_BA w, 1, 11, 4 ; m1=t6a+t5a (t6), m11=t6a-t5a (t5) |
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pmulhrsw m1, m12 ; m1=t6 |
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pmulhrsw m11, m12 ; m11=t5 |
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VP9_IDCT8_1D_FINALIZE |
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%endmacro |
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%macro VP9_IDCT8_4x4_1D 0 |
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pmulhrsw m0, m12 ; m0=t1a/t0a |
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pmulhrsw m10, m2, [pw_15137x2] ; m10=t3a |
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pmulhrsw m2, [pw_6270x2] ; m2=t2a |
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pmulhrsw m11, m1, [pw_16069x2] ; m11=t7a |
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pmulhrsw m1, [pw_3196x2] ; m1=t4a |
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pmulhrsw m9, m3, [pw_9102x2] ; m9=-t5a |
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pmulhrsw m3, [pw_13623x2] ; m3=t6a |
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psubw m8, m0, m10 ; m8=t0a-t3a (t3) |
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paddw m10, m0 ; m10=t0a+t3a (t0) |
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SUMSUB_BA w, 2, 0, 4 ; m2=t1a+t2a (t1), m0=t1a-t2a (t2) |
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SUMSUB_BA w, 9, 1, 4 ; m1=t4a+t5a (t4), m9=t4a-t5a (t5a) |
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SWAP 1, 9 |
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SUMSUB_BA w, 3, 11, 4 ; m3=t7a+t6a (t7), m11=t7a-t6a (t6a) |
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SUMSUB_BA w, 1, 11, 4 ; m1=t6a+t5a (t6), m11=t6a-t5a (t5) |
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pmulhrsw m1, m12 ; m1=t6 |
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pmulhrsw m11, m12 ; m11=t5 |
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VP9_IDCT8_1D_FINALIZE |
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%endmacro |
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; TODO: a lot of t* copies can probably be removed and merged with |
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; following SUMSUBs from VP9_IDCT8_1D_FINALIZE with AVX |
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%macro VP9_IDCT8_2x2_1D 0 |
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pmulhrsw m0, m12 ; m0=t0 |
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mova m3, m1 |
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pmulhrsw m1, m6 ; m1=t4 |
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pmulhrsw m3, m7 ; m3=t7 |
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mova m2, m0 ; m2=t1 |
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mova m10, m0 ; m10=t2 |
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mova m8, m0 ; m8=t3 |
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mova m11, m3 ; t5 = t7a ... |
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mova m9, m3 ; t6 = t7a ... |
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psubw m11, m1 ; t5 = t7a - t4a |
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paddw m9, m1 ; t6 = t7a + t4a |
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pmulhrsw m11, m12 ; m11=t5 |
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pmulhrsw m9, m12 ; m9=t6 |
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SWAP 0, 10 |
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SWAP 9, 1 |
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VP9_IDCT8_1D_FINALIZE |
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%endmacro |
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%macro VP9_IDCT8_WRITEOUT 0 |
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mova m5, [pw_1024] |
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pmulhrsw m0, m5 ; (x*1024 + (1<<14))>>15 <=> (x+16)>>5 |
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pmulhrsw m1, m5 |
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VP9_STORE_2X 0, 1, 6, 7, 4 |
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lea dstq, [dstq+2*strideq] |
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pmulhrsw m2, m5 |
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pmulhrsw m3, m5 |
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VP9_STORE_2X 2, 3, 6, 7, 4 |
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lea dstq, [dstq+2*strideq] |
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pmulhrsw m8, m5 |
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pmulhrsw m9, m5 |
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VP9_STORE_2X 8, 9, 6, 7, 4 |
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lea dstq, [dstq+2*strideq] |
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pmulhrsw m10, m5 |
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pmulhrsw m11, m5 |
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VP9_STORE_2X 10, 11, 6, 7, 4 |
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%endmacro |
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%macro VP9_IDCT_IDCT_8x8_ADD_XMM 1 |
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INIT_XMM %1 |
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cglobal vp9_idct_idct_8x8_add, 4,4,13, dst, stride, block, eob |
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mova m12, [pw_11585x2] ; often used |
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cmp eobd, 12 ; top left half or less |
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jg .idctfull |
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cmp eobd, 3 ; top left corner or less |
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jg .idcthalf |
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cmp eobd, 1 ; faster path for when only DC is set |
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jne .idcttopleftcorner |
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movd m0, [blockq] |
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pmulhrsw m0, m12 |
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pmulhrsw m0, m12 |
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SPLATW m0, m0, 0 |
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pxor m4, m4 |
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movd [blockq], m4 |
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mova m5, [pw_1024] |
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pmulhrsw m0, m5 ; (x*1024 + (1<<14))>>15 <=> (x+16)>>5 |
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VP9_STORE_2X 0, 0, 6, 7, 4 |
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lea dstq, [dstq+2*strideq] |
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VP9_STORE_2X 0, 0, 6, 7, 4 |
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lea dstq, [dstq+2*strideq] |
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VP9_STORE_2X 0, 0, 6, 7, 4 |
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lea dstq, [dstq+2*strideq] |
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VP9_STORE_2X 0, 0, 6, 7, 4 |
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RET |
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; faster path for when only left corner is set (3 input: DC, right to DC, below |
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; to DC). Note: also working with a 2x2 block |
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.idcttopleftcorner: |
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movd m0, [blockq+0] |
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movd m1, [blockq+16] |
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mova m6, [pw_3196x2] |
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mova m7, [pw_16069x2] |
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VP9_IDCT8_2x2_1D |
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TRANSPOSE8x8W 0, 1, 2, 3, 8, 9, 10, 11, 4 |
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VP9_IDCT8_2x2_1D |
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pxor m4, m4 ; used for the block reset, and VP9_STORE_2X |
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movd [blockq+ 0], m4 |
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movd [blockq+16], m4 |
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VP9_IDCT8_WRITEOUT |
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RET |
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.idcthalf: |
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movh m0, [blockq + 0] |
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movh m1, [blockq +16] |
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movh m2, [blockq +32] |
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movh m3, [blockq +48] |
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VP9_IDCT8_4x4_1D |
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TRANSPOSE8x8W 0, 1, 2, 3, 8, 9, 10, 11, 4 |
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VP9_IDCT8_4x4_1D |
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pxor m4, m4 |
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movh [blockq+ 0], m4 |
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movh [blockq+16], m4 |
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movh [blockq+32], m4 |
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movh [blockq+48], m4 |
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VP9_IDCT8_WRITEOUT |
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RET |
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.idctfull: ; generic full 8x8 idct/idct |
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mova m0, [blockq+ 0] ; IN(0) |
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mova m1, [blockq+ 16] ; IN(1) |
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mova m2, [blockq+ 32] ; IN(2) |
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mova m3, [blockq+ 48] ; IN(3) |
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mova m8, [blockq+ 64] ; IN(4) |
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mova m9, [blockq+ 80] ; IN(5) |
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mova m10, [blockq+ 96] ; IN(6) |
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mova m11, [blockq+112] ; IN(7) |
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mova m7, [pd_8192] ; rounding |
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VP9_IDCT8_1D |
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TRANSPOSE8x8W 0, 1, 2, 3, 8, 9, 10, 11, 4 |
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VP9_IDCT8_1D |
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pxor m4, m4 ; used for the block reset, and VP9_STORE_2X |
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mova [blockq+ 0], m4 |
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mova [blockq+ 16], m4 |
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mova [blockq+ 32], m4 |
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mova [blockq+ 48], m4 |
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mova [blockq+ 64], m4 |
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mova [blockq+ 80], m4 |
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mova [blockq+ 96], m4 |
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mova [blockq+112], m4 |
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VP9_IDCT8_WRITEOUT |
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RET |
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%endmacro |
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VP9_IDCT_IDCT_8x8_ADD_XMM ssse3 |
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VP9_IDCT_IDCT_8x8_ADD_XMM avx |
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;--------------------------------------------------------------------------------------------- |
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; void vp9_idct_idct_16x16_add_<opt>(uint8_t *dst, ptrdiff_t stride, int16_t *block, int eob); |
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;--------------------------------------------------------------------------------------------- |
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; at the end of this macro, m7 is stored in stack_scratch |
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; everything else (t0-6 and t8-15) is stored in m0-6 and m8-15 |
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; the following sumsubs have not been done yet: |
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; SUMSUB_BA w, 6, 9, 15 ; t6, t9 |
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; SUMSUB_BA w, 7, 8, 15 ; t7, t8 |
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%macro VP9_IDCT16_1D_START 4 ; src, nnzc, stride, stack_scratch |
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%if %2 <= 4 |
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mova m3, [%1+ 1*%3] ; IN(1) |
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mova m12, [%1+ 2*%3] ; IN(2) |
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mova m0, [%1+ 3*%3] ; IN(3) |
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pmulhrsw m15, m12, [pw_16069x2] ; t6-7 |
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pmulhrsw m12, [pw_3196x2] ; t4-5 |
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pmulhrsw m4, m3, [pw_16305x2] ; t14-15 |
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pmulhrsw m3, [pw_1606x2] ; t8-9 |
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pmulhrsw m7, m0, [pw_m4756x2] ; t10-11 |
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pmulhrsw m0, [pw_15679x2] ; t12-13 |
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; m8=t0, m9=t1, m10=t2, m11=t3, m12=t4, m14=t5, m13=t6, m15=t7 |
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; m3=t8, m5=t9, m1=t10, m7=t11, m0=t12, m6=t13, m2=t14, m4=t15 |
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paddw m14, m15, m12 |
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psubw m13, m15, m12 |
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pmulhrsw m13, [pw_11585x2] ; t5 |
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pmulhrsw m14, [pw_11585x2] ; t6 |
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VP9_UNPACK_MULSUB_2W_4X 2, 5, 4, 3, 15137, 6270, [pd_8192], 10, 11 ; t9, t14 |
|
VP9_UNPACK_MULSUB_2W_4X 6, 1, 0, 7, 6270, m15137, [pd_8192], 10, 11 ; t10, t13 |
|
|
|
; m15=t0, m14=t1, m13=t2, m12=t3, m11=t4, m10=t5, m9=t6, m8=t7 |
|
; m7=t8, m6=t9, m2=t10, m3=t11, m4=t12, m5=t13, m1=t14, m0=t15 |
|
%else |
|
mova m5, [%1+ 1*%3] ; IN(1) |
|
mova m14, [%1+ 2*%3] ; IN(2) |
|
mova m6, [%1+ 3*%3] ; IN(3) |
|
mova m9, [%1+ 4*%3] ; IN(4) |
|
mova m7, [%1+ 5*%3] ; IN(5) |
|
mova m15, [%1+ 6*%3] ; IN(6) |
|
mova m4, [%1+ 7*%3] ; IN(7) |
|
%if %2 <= 8 |
|
pmulhrsw m8, m9, [pw_15137x2] ; t3 |
|
pmulhrsw m9, [pw_6270x2] ; t2 |
|
pmulhrsw m13, m14, [pw_16069x2] ; t7 |
|
pmulhrsw m14, [pw_3196x2] ; t4 |
|
pmulhrsw m12, m15, [pw_m9102x2] ; t5 |
|
pmulhrsw m15, [pw_13623x2] ; t6 |
|
pmulhrsw m2, m5, [pw_16305x2] ; t15 |
|
pmulhrsw m5, [pw_1606x2] ; t8 |
|
pmulhrsw m3, m4, [pw_m10394x2] ; t9 |
|
pmulhrsw m4, [pw_12665x2] ; t14 |
|
pmulhrsw m0, m7, [pw_14449x2] ; t13 |
|
pmulhrsw m7, [pw_7723x2] ; t10 |
|
pmulhrsw m1, m6, [pw_m4756x2] ; t11 |
|
pmulhrsw m6, [pw_15679x2] ; t12 |
|
%else |
|
mova m3, [%1+ 9*%3] ; IN(9) |
|
mova m12, [%1+10*%3] ; IN(10) |
|
mova m0, [%1+11*%3] ; IN(11) |
|
mova m8, [%1+12*%3] ; IN(12) |
|
mova m1, [%1+13*%3] ; IN(13) |
|
mova m13, [%1+14*%3] ; IN(14) |
|
mova m2, [%1+15*%3] ; IN(15) |
|
|
|
; m10=in0, m5=in1, m14=in2, m6=in3, m9=in4, m7=in5, m15=in6, m4=in7 |
|
; m11=in8, m3=in9, m12=in10 m0=in11, m8=in12, m1=in13, m13=in14, m2=in15 |
|
|
|
VP9_UNPACK_MULSUB_2W_4X 9, 8, 15137, 6270, [pd_8192], 10, 11 ; t2, t3 |
|
VP9_UNPACK_MULSUB_2W_4X 14, 13, 16069, 3196, [pd_8192], 10, 11 ; t4, t7 |
|
VP9_UNPACK_MULSUB_2W_4X 12, 15, 9102, 13623, [pd_8192], 10, 11 ; t5, t6 |
|
VP9_UNPACK_MULSUB_2W_4X 5, 2, 16305, 1606, [pd_8192], 10, 11 ; t8, t15 |
|
VP9_UNPACK_MULSUB_2W_4X 3, 4, 10394, 12665, [pd_8192], 10, 11 ; t9, t14 |
|
VP9_UNPACK_MULSUB_2W_4X 7, 0, 14449, 7723, [pd_8192], 10, 11 ; t10, t13 |
|
VP9_UNPACK_MULSUB_2W_4X 1, 6, 4756, 15679, [pd_8192], 10, 11 ; t11, t12 |
|
%endif |
|
|
|
; m11=t0, m10=t1, m9=t2, m8=t3, m14=t4, m12=t5, m15=t6, m13=t7 |
|
; m5=t8, m3=t9, m7=t10, m1=t11, m6=t12, m0=t13, m4=t14, m2=t15 |
|
|
|
SUMSUB_BA w, 12, 14, 10 ; t4, t5 |
|
SUMSUB_BA w, 15, 13, 10 ; t7, t6 |
|
SUMSUB_BA w, 3, 5, 10 ; t8, t9 |
|
SUMSUB_BA w, 7, 1, 10 ; t11, t10 |
|
SUMSUB_BA w, 0, 6, 10 ; t12, t13 |
|
SUMSUB_BA w, 4, 2, 10 ; t15, t14 |
|
|
|
; m8=t0, m9=t1, m10=t2, m11=t3, m12=t4, m14=t5, m13=t6, m15=t7 |
|
; m3=t8, m5=t9, m1=t10, m7=t11, m0=t12, m6=t13, m2=t14, m4=t15 |
|
|
|
SUMSUB_BA w, 14, 13, 10 |
|
pmulhrsw m13, [pw_11585x2] ; t5 |
|
pmulhrsw m14, [pw_11585x2] ; t6 |
|
VP9_UNPACK_MULSUB_2W_4X 2, 5, 15137, 6270, [pd_8192], 10, 11 ; t9, t14 |
|
VP9_UNPACK_MULSUB_2W_4X 6, 1, 6270, m15137, [pd_8192], 10, 11 ; t10, t13 |
|
%endif |
|
|
|
; m8=t0, m9=t1, m10=t2, m11=t3, m12=t4, m13=t5, m14=t6, m15=t7 |
|
; m3=t8, m2=t9, m6=t10, m7=t11, m0=t12, m1=t13, m5=t14, m4=t15 |
|
|
|
SUMSUB_BA w, 7, 3, 10 ; t8, t11 |
|
SUMSUB_BA w, 6, 2, 10 ; t9, t10 |
|
SUMSUB_BA w, 0, 4, 10 ; t15, t12 |
|
SUMSUB_BA w, 1, 5, 10 ; t14. t13 |
|
|
|
; m15=t0, m14=t1, m13=t2, m12=t3, m11=t4, m10=t5, m9=t6, m8=t7 |
|
; m7=t8, m6=t9, m2=t10, m3=t11, m4=t12, m5=t13, m1=t14, m0=t15 |
|
|
|
SUMSUB_BA w, 2, 5, 10 |
|
SUMSUB_BA w, 3, 4, 10 |
|
pmulhrsw m5, [pw_11585x2] ; t10 |
|
pmulhrsw m4, [pw_11585x2] ; t11 |
|
pmulhrsw m3, [pw_11585x2] ; t12 |
|
pmulhrsw m2, [pw_11585x2] ; t13 |
|
|
|
; backup first register |
|
mova [%4], m7 |
|
|
|
; m15=t0, m14=t1, m13=t2, m12=t3, m11=t4, m10=t5, m9=t6, m8=t7 |
|
; m7=t8, m6=t9, m5=t10, m4=t11, m3=t12, m2=t13, m1=t14, m0=t15 |
|
|
|
; from load/start |
|
%if %2 <= 4 |
|
mova m11, [%1+ 0*%3] ; IN(0) |
|
pmulhrsw m11, [pw_11585x2] ; t0-t3 |
|
|
|
psubw m8, m11, m15 |
|
paddw m15, m11 |
|
psubw m9, m11, m14 |
|
paddw m14, m11 |
|
psubw m10, m11, m13 |
|
paddw m13, m11 |
|
%else |
|
mova m10, [%1+ 0*%3] ; IN(0) |
|
%if %2 <= 8 |
|
pmulhrsw m10, [pw_11585x2] ; t0 and t1 |
|
psubw m11, m10, m8 |
|
paddw m8, m10 |
|
%else |
|
mova m11, [%1+ 8*%3] ; IN(8) |
|
|
|
; from 3 stages back |
|
SUMSUB_BA w, 11, 10, 7 |
|
pmulhrsw m11, [pw_11585x2] ; t0 |
|
pmulhrsw m10, [pw_11585x2] ; t1 |
|
|
|
; from 2 stages back |
|
SUMSUB_BA w, 8, 11, 7 ; t0, t3 |
|
%endif |
|
SUMSUB_BA w, 9, 10, 7 ; t1, t2 |
|
|
|
; from 1 stage back |
|
SUMSUB_BA w, 15, 8, 7 ; t0, t7 |
|
SUMSUB_BA w, 14, 9, 7 ; t1, t6 |
|
SUMSUB_BA w, 13, 10, 7 ; t2, t5 |
|
%endif |
|
SUMSUB_BA w, 12, 11, 7 ; t3, t4 |
|
|
|
SUMSUB_BA w, 0, 15, 7 ; t0, t15 |
|
SUMSUB_BA w, 1, 14, 7 ; t1, t14 |
|
SUMSUB_BA w, 2, 13, 7 ; t2, t13 |
|
SUMSUB_BA w, 3, 12, 7 ; t3, t12 |
|
SUMSUB_BA w, 4, 11, 7 ; t4, t11 |
|
SUMSUB_BA w, 5, 10, 7 ; t5, t10 |
|
%endmacro |
|
|
|
%macro VP9_IDCT16_1D 2-3 16 ; src, pass, nnzc |
|
VP9_IDCT16_1D_START %1, %3, 32, rsp+32 |
|
|
|
%if %2 == 1 |
|
; backup a different register |
|
mova [rsp+16], m15 |
|
mova m7, [rsp+32] |
|
|
|
SUMSUB_BA w, 6, 9, 15 ; t6, t9 |
|
SUMSUB_BA w, 7, 8, 15 ; t7, t8 |
|
|
|
TRANSPOSE8x8W 0, 1, 2, 3, 4, 5, 6, 7, 15 |
|
mova [rsp+ 0], m0 |
|
mova [rsp+ 32], m1 |
|
mova [rsp+ 64], m2 |
|
mova [rsp+ 96], m3 |
|
mova [rsp+128], m4 |
|
mova [rsp+160], m5 |
|
mova [rsp+192], m6 |
|
mova [rsp+224], m7 |
|
|
|
mova m15, [rsp+16] |
|
TRANSPOSE8x8W 8, 9, 10, 11, 12, 13, 14, 15, 0 |
|
mova [rsp+ 16], m8 |
|
mova [rsp+ 48], m9 |
|
mova [rsp+ 80], m10 |
|
mova [rsp+112], m11 |
|
mova [rsp+144], m12 |
|
mova [rsp+176], m13 |
|
mova [rsp+208], m14 |
|
mova [rsp+240], m15 |
|
%else ; %2 == 2 |
|
; backup more registers |
|
mova [rsp+64], m8 |
|
mova [rsp+96], m9 |
|
|
|
pxor m7, m7 |
|
pmulhrsw m0, [pw_512] |
|
pmulhrsw m1, [pw_512] |
|
VP9_STORE_2X 0, 1, 8, 9, 7 |
|
lea dstq, [dstq+strideq*2] |
|
pmulhrsw m2, [pw_512] |
|
pmulhrsw m3, [pw_512] |
|
VP9_STORE_2X 2, 3, 8, 9, 7 |
|
lea dstq, [dstq+strideq*2] |
|
pmulhrsw m4, [pw_512] |
|
pmulhrsw m5, [pw_512] |
|
VP9_STORE_2X 4, 5, 8, 9, 7 |
|
lea dstq, [dstq+strideq*2] |
|
|
|
; restore from cache |
|
SWAP 0, 7 ; move zero from m7 to m0 |
|
mova m7, [rsp+32] |
|
mova m8, [rsp+64] |
|
mova m9, [rsp+96] |
|
|
|
SUMSUB_BA w, 6, 9, 1 ; t6, t9 |
|
SUMSUB_BA w, 7, 8, 1 ; t7, t8 |
|
|
|
pmulhrsw m6, [pw_512] |
|
pmulhrsw m7, [pw_512] |
|
VP9_STORE_2X 6, 7, 1, 2, 0 |
|
lea dstq, [dstq+strideq*2] |
|
pmulhrsw m8, [pw_512] |
|
pmulhrsw m9, [pw_512] |
|
VP9_STORE_2X 8, 9, 1, 2, 0 |
|
lea dstq, [dstq+strideq*2] |
|
pmulhrsw m10, [pw_512] |
|
pmulhrsw m11, [pw_512] |
|
VP9_STORE_2X 10, 11, 1, 2, 0 |
|
lea dstq, [dstq+strideq*2] |
|
pmulhrsw m12, [pw_512] |
|
pmulhrsw m13, [pw_512] |
|
VP9_STORE_2X 12, 13, 1, 2, 0 |
|
lea dstq, [dstq+strideq*2] |
|
pmulhrsw m14, [pw_512] |
|
pmulhrsw m15, [pw_512] |
|
VP9_STORE_2X 14, 15, 1, 2, 0 |
|
%endif ; %2 == 1/2 |
|
%endmacro |
|
|
|
%macro ZERO_BLOCK 4 ; mem, stride, nnzcpl, zero_reg |
|
%assign %%y 0 |
|
%rep %3 |
|
%assign %%x 0 |
|
%rep %3*2/mmsize |
|
mova [%1+%%y+%%x], %4 |
|
%assign %%x (%%x+mmsize) |
|
%endrep |
|
%assign %%y (%%y+%2) |
|
%endrep |
|
%endmacro |
|
|
|
%macro VP9_STORE_2XFULL 6-7 strideq; dc, tmp1, tmp2, tmp3, tmp4, zero, stride |
|
mova m%3, [dstq] |
|
mova m%5, [dstq+%7] |
|
punpcklbw m%2, m%3, m%6 |
|
punpckhbw m%3, m%6 |
|
punpcklbw m%4, m%5, m%6 |
|
punpckhbw m%5, m%6 |
|
paddw m%2, m%1 |
|
paddw m%3, m%1 |
|
paddw m%4, m%1 |
|
paddw m%5, m%1 |
|
packuswb m%2, m%3 |
|
packuswb m%4, m%5 |
|
mova [dstq], m%2 |
|
mova [dstq+%7], m%4 |
|
%endmacro |
|
|
|
%macro VP9_IDCT_IDCT_16x16_ADD_XMM 1 |
|
INIT_XMM %1 |
|
cglobal vp9_idct_idct_16x16_add, 4, 5, 16, 512, dst, stride, block, eob |
|
; 2x2=eob=3, 4x4=eob=10 |
|
cmp eobd, 38 |
|
jg .idctfull |
|
cmp eobd, 1 ; faster path for when only DC is set |
|
jne .idct8x8 |
|
|
|
; dc-only |
|
movd m0, [blockq] |
|
mova m1, [pw_11585x2] |
|
pmulhrsw m0, m1 |
|
pmulhrsw m0, m1 |
|
SPLATW m0, m0, q0000 |
|
pmulhrsw m0, [pw_512] |
|
pxor m5, m5 |
|
movd [blockq], m5 |
|
%rep 7 |
|
VP9_STORE_2XFULL 0, 1, 2, 3, 4, 5 |
|
lea dstq, [dstq+2*strideq] |
|
%endrep |
|
VP9_STORE_2XFULL 0, 1, 2, 3, 4, 5 |
|
RET |
|
|
|
.idct8x8: |
|
DEFINE_ARGS dst, stride, block, cnt, dst_bak |
|
VP9_IDCT16_1D blockq, 1, 8 |
|
|
|
mov cntd, 2 |
|
mov dst_bakq, dstq |
|
.loop2_8x8: |
|
VP9_IDCT16_1D rsp, 2, 8 |
|
lea dstq, [dst_bakq+8] |
|
add rsp, 16 |
|
dec cntd |
|
jg .loop2_8x8 |
|
sub rsp, 32 |
|
|
|
; at the end of the loop, m0 should still be zero |
|
; use that to zero out block coefficients |
|
ZERO_BLOCK blockq, 32, 8, m0 |
|
RET |
|
|
|
.idctfull: |
|
DEFINE_ARGS dst, stride, block, cnt, dst_bak |
|
mov cntd, 2 |
|
.loop1_full: |
|
VP9_IDCT16_1D blockq, 1 |
|
add blockq, 16 |
|
add rsp, 256 |
|
dec cntd |
|
jg .loop1_full |
|
sub blockq, 32 |
|
sub rsp, 512 |
|
|
|
mov cntd, 2 |
|
mov dst_bakq, dstq |
|
.loop2_full: |
|
VP9_IDCT16_1D rsp, 2 |
|
lea dstq, [dst_bakq+8] |
|
add rsp, 16 |
|
dec cntd |
|
jg .loop2_full |
|
sub rsp, 32 |
|
|
|
; at the end of the loop, m0 should still be zero |
|
; use that to zero out block coefficients |
|
ZERO_BLOCK blockq, 32, 16, m0 |
|
RET |
|
%endmacro |
|
|
|
VP9_IDCT_IDCT_16x16_ADD_XMM ssse3 |
|
VP9_IDCT_IDCT_16x16_ADD_XMM avx |
|
|
|
;--------------------------------------------------------------------------------------------- |
|
; void vp9_idct_idct_32x32_add_<opt>(uint8_t *dst, ptrdiff_t stride, int16_t *block, int eob); |
|
;--------------------------------------------------------------------------------------------- |
|
|
|
%macro VP9_IDCT32_1D 2-3 32 ; src, pass, nnzc |
|
%assign %%str 16*%2*%2 |
|
; first do t0-15, this can be done identical to idct16x16 |
|
VP9_IDCT16_1D_START %1, %3/2, 64*2, rsp+ 4*%%str |
|
|
|
; backup a different register |
|
mova [rsp+30*%%str], m15 ; t15 |
|
mova m7, [rsp+ 4*%%str] |
|
|
|
SUMSUB_BA w, 6, 9, 15 ; t6, t9 |
|
SUMSUB_BA w, 7, 8, 15 ; t7, t8 |
|
|
|
; store everything on stack to make space available for t16-31 |
|
; we store interleaved with the output of the second half (t16-31) |
|
; so we don't need to allocate extra stack space |
|
mova [rsp+ 0*%%str], m0 ; t0 |
|
mova [rsp+ 4*%%str], m1 ; t1 |
|
mova [rsp+ 8*%%str], m2 ; t2 |
|
mova [rsp+12*%%str], m3 ; t3 |
|
mova [rsp+16*%%str], m4 ; t4 |
|
mova [rsp+20*%%str], m5 ; t5 |
|
mova [rsp+24*%%str], m6 ; t6 |
|
mova [rsp+28*%%str], m7 ; t7 |
|
mova [rsp+ 2*%%str], m8 ; t8 |
|
mova [rsp+ 6*%%str], m9 ; t9 |
|
mova [rsp+10*%%str], m10 ; t10 |
|
mova [rsp+14*%%str], m11 ; t11 |
|
mova [rsp+18*%%str], m12 ; t12 |
|
mova [rsp+22*%%str], m13 ; t13 |
|
mova [rsp+26*%%str], m14 ; t14 |
|
|
|
; then, secondly, do t16-31 |
|
%if %3 <= 8 |
|
mova m4, [%1+ 1*64] |
|
mova m3, [%1+ 3*64] |
|
mova m0, [%1+ 5*64] |
|
mova m7, [%1+ 7*64] |
|
|
|
pmulhrsw m11, m4, [pw_16364x2] ;t31 |
|
pmulhrsw m4, [pw_804x2] ;t16 |
|
pmulhrsw m8, m7, [pw_m5520x2] ;t19 |
|
pmulhrsw m7, [pw_15426x2] ;t28 |
|
pmulhrsw m15, m0, [pw_15893x2] ;t27 |
|
pmulhrsw m0, [pw_3981x2] ;t20 |
|
pmulhrsw m12, m3, [pw_m2404x2] ;t23 |
|
pmulhrsw m3, [pw_16207x2] ;t24 |
|
|
|
; m4=t16/17, m8=t18/19, m0=t20/21, m12=t22/23, |
|
; m3=t24/25, m15=t26/27, m7=t28/29, m11=t30/31 |
|
|
|
VP9_UNPACK_MULSUB_2W_4X 5, 10, 11, 4, 16069, 3196, [pd_8192], 6, 9 ; t17, t30 |
|
VP9_UNPACK_MULSUB_2W_4X 9, 6, 7, 8, 3196, m16069, [pd_8192], 1, 14 ; t18, t29 |
|
; from 1 stage forward |
|
SUMSUB_BA w, 8, 4, 1 |
|
; temporary storage |
|
mova [rsp+17*%%str], m8 ; t16 |
|
mova [rsp+21*%%str], m4 ; t19 |
|
VP9_UNPACK_MULSUB_2W_4X 1, 14, 15, 0, 9102, 13623, [pd_8192], 4, 8 ; t21, t26 |
|
VP9_UNPACK_MULSUB_2W_4X 13, 2, 3, 12, 13623, m9102, [pd_8192], 4, 8 ; t22, t25 |
|
|
|
; m4=t16, m5=t17, m9=t18, m8=t19, m0=t20, m1=t21, m13=t22, m12=t23, |
|
; m3=t24, m2=t25, m14=t26, m15=t27, m7=t28, m6=t29, m10=t30, m11=t31 |
|
%else |
|
mova m10, [%1+ 1*64] |
|
mova m13, [%1+ 3*64] |
|
mova m14, [%1+ 5*64] |
|
mova m9, [%1+ 7*64] |
|
mova m8, [%1+ 9*64] |
|
mova m15, [%1+11*64] |
|
mova m12, [%1+13*64] |
|
mova m11, [%1+15*64] |
|
%if %3 <= 16 |
|
pmulhrsw m5, m10, [pw_16364x2] |
|
pmulhrsw m10, [pw_804x2] |
|
pmulhrsw m4, m11, [pw_m11003x2] |
|
pmulhrsw m11, [pw_12140x2] |
|
pmulhrsw m7, m8, [pw_14811x2] |
|
pmulhrsw m8, [pw_7005x2] |
|
pmulhrsw m6, m9, [pw_m5520x2] |
|
pmulhrsw m9, [pw_15426x2] |
|
pmulhrsw m1, m14, [pw_15893x2] |
|
pmulhrsw m14, [pw_3981x2] |
|
pmulhrsw m0, m15, [pw_m8423x2] |
|
pmulhrsw m15, [pw_14053x2] |
|
%else |
|
mova m4, [%1+17*64] |
|
mova m0, [%1+21*64] |
|
mova m7, [%1+23*64] |
|
mova m6, [%1+25*64] |
|
mova m1, [%1+27*64] |
|
mova m5, [%1+31*64] |
|
|
|
; m10=in1, m4=in17, m8=in9, m6=in25, m14=in5, m0=in21, m12=in13, m2=in29, |
|
; m13=in3, m3=in19, m15=in11, m1=in27, m9=in7, m7=in23, m11=in15, m5=in31 |
|
|
|
VP9_UNPACK_MULSUB_2W_4X 10, 5, 16364, 804, [pd_8192], 2, 3 ; t16, t31 |
|
VP9_UNPACK_MULSUB_2W_4X 4, 11, 11003, 12140, [pd_8192], 2, 3 ; t17, t30 |
|
VP9_UNPACK_MULSUB_2W_4X 8, 7, 14811, 7005, [pd_8192], 2, 3 ; t18, t29 |
|
VP9_UNPACK_MULSUB_2W_4X 6, 9, 5520, 15426, [pd_8192], 2, 3 ; t19, t28 |
|
VP9_UNPACK_MULSUB_2W_4X 14, 1, 15893, 3981, [pd_8192], 2, 3 ; t20, t27 |
|
VP9_UNPACK_MULSUB_2W_4X 0, 15, 8423, 14053, [pd_8192], 2, 3 ; t21, t26 |
|
%endif |
|
|
|
; from 1 stage forward |
|
SUMSUB_BA w, 4, 10, 2 |
|
SUMSUB_BA w, 8, 6, 2 |
|
; from 2 stages forward |
|
SUMSUB_BA w, 8, 4, 2 |
|
; temporary storage |
|
mova [rsp+17*%%str], m8 ; t16 |
|
mova [rsp+21*%%str], m4 ; t19 |
|
%if %3 <= 16 |
|
pmulhrsw m3, m12, [pw_13160x2] |
|
pmulhrsw m12, [pw_9760x2] |
|
pmulhrsw m2, m13, [pw_m2404x2] |
|
pmulhrsw m13, [pw_16207x2] |
|
%else |
|
mova m2, [%1+29*64] |
|
mova m3, [%1+19*64] |
|
VP9_UNPACK_MULSUB_2W_4X 12, 3, 13160, 9760, [pd_8192], 4, 8 ; t22, t25 |
|
VP9_UNPACK_MULSUB_2W_4X 2, 13, 2404, 16207, [pd_8192], 4, 8 ; t23, t24 |
|
%endif |
|
|
|
; m10=t16, m4=t17, m8=t18, m6=t19, m14=t20, m0=t21, m12=t22, m2=t23, |
|
; m13=t24, m3=t25, m15=t26, m1=t27, m9=t28, m7=t29, m11=t30, m5=t31 |
|
|
|
SUMSUB_BA w, 0, 14, 4 |
|
SUMSUB_BA w, 12, 2, 4 |
|
SUMSUB_BA w, 3, 13, 4 |
|
SUMSUB_BA w, 15, 1, 4 |
|
SUMSUB_BA w, 7, 9, 4 |
|
SUMSUB_BA w, 11, 5, 4 |
|
|
|
; m4=t16, m10=t17, m6=t18, m8=t19, m0=t20, m14=t21, m2=t22, m12=t23, |
|
; m3=t24, m13=t25, m1=t26, m15=t27, m7=t28, m9=t29, m5=t30, m11=t31 |
|
|
|
VP9_UNPACK_MULSUB_2W_4X 5, 10, 16069, 3196, [pd_8192], 4, 8 ; t17, t30 |
|
VP9_UNPACK_MULSUB_2W_4X 9, 6, 3196, m16069, [pd_8192], 4, 8 ; t18, t29 |
|
VP9_UNPACK_MULSUB_2W_4X 1, 14, 9102, 13623, [pd_8192], 4, 8 ; t21, t26 |
|
VP9_UNPACK_MULSUB_2W_4X 13, 2, 13623, m9102, [pd_8192], 4, 8 ; t22, t25 |
|
%endif |
|
|
|
; m4=t16, m5=t17, m9=t18, m8=t19, m0=t20, m1=t21, m13=t22, m12=t23, |
|
; m3=t24, m2=t25, m14=t26, m15=t27, m7=t28, m6=t29, m10=t30, m11=t31 |
|
|
|
SUMSUB_BA w, 9, 5, 4 |
|
SUMSUB_BA w, 1, 13, 4 |
|
SUMSUB_BA w, 0, 12, 4 |
|
SUMSUB_BA w, 15, 3, 4 |
|
SUMSUB_BA w, 14, 2, 4 |
|
SUMSUB_BA w, 6, 10, 4 |
|
SUMSUB_BA w, 7, 11, 4 |
|
|
|
; m8[s]=t16, m9=t17, m5=t18, m4[s]=t19, m12=t20, m13=t21, m1=t22, m0=t23, |
|
; m15=t24, m14=t25, m2=t26, m3=t27, m11=t28, m10=t29, m6=t30, m7=t31 |
|
|
|
mova m8, [rsp+17*%%str] ; t16 |
|
; from 2 stages forward |
|
SUMSUB_BA w, 0, 8, 4 |
|
SUMSUB_BA w, 15, 7, 4 |
|
; from 3 stages forward |
|
SUMSUB_BA w, 8, 7, 4 |
|
pmulhrsw m7, [pw_11585x2] |
|
pmulhrsw m8, [pw_11585x2] |
|
; store t16/t23 |
|
mova [rsp+ 1*%%str], m0 ; t16 |
|
mova [rsp+29*%%str], m7 ; t23 |
|
|
|
mova m4, [rsp+21*%%str] ; t19 |
|
VP9_UNPACK_MULSUB_2W_4X 10, 5, 15137, 6270, [pd_8192], 0, 7 ; t18, t29 |
|
VP9_UNPACK_MULSUB_2W_4X 11, 4, 15137, 6270, [pd_8192], 0, 7 ; t19, t28 |
|
VP9_UNPACK_MULSUB_2W_4X 3, 12, 6270, m15137, [pd_8192], 0, 7 ; t20, t27 |
|
VP9_UNPACK_MULSUB_2W_4X 2, 13, 6270, m15137, [pd_8192], 0, 7 ; t21, t26 |
|
|
|
; m8=t16, m9=t17, m10=t18, m11=t19, m3=t20, m2=t21, m1=t22, m0=t23, |
|
; m15=t24, m14=t25, m13=t26, m12=t27, m4=t28, m5=t29, m6=t30, m7=t31 |
|
|
|
SUMSUB_BA w, 1, 9, 0 |
|
SUMSUB_BA w, 2, 10, 0 |
|
SUMSUB_BA w, 3, 11, 0 |
|
SUMSUB_BA w, 12, 4, 0 |
|
SUMSUB_BA w, 13, 5, 0 |
|
SUMSUB_BA w, 14, 6, 0 |
|
|
|
; m0=t16, m1=t17, m2=t18, m3=t19, m11=t20, m10=t21, m9=t22, m8=t23, |
|
; m7=t24, m6=t25, m5=t26, m4=t27, m12=t28, m13=t29, m14=t30, m15=t31 |
|
|
|
SUMSUB_BA w, 9, 6, 0 |
|
SUMSUB_BA w, 10, 5, 0 |
|
SUMSUB_BA w, 11, 4, 0 |
|
|
|
pmulhrsw m6, [pw_11585x2] |
|
pmulhrsw m9, [pw_11585x2] |
|
pmulhrsw m5, [pw_11585x2] |
|
pmulhrsw m10, [pw_11585x2] |
|
pmulhrsw m4, [pw_11585x2] |
|
pmulhrsw m11, [pw_11585x2] |
|
|
|
; m0=t16, m1=t17, m2=t18, m3=t19, m4=t20, m5=t21, m6=t22, m7=t23, |
|
; m8=t24, m9=t25, m10=t26, m11=t27, m12=t28, m13=t29, m14=t30, m15=t31 |
|
|
|
; store t17-19 (and t20-22 for pass 1) - keep t24-31 in registers for |
|
; final sumsub in pass 1, or keep t20-22 and t24-31 in registers for |
|
; final sumsub of pass 2 |
|
mova [rsp+ 5*%%str], m1 ; t17 |
|
mova [rsp+ 9*%%str], m2 ; t18 |
|
mova [rsp+13*%%str], m3 ; t19 |
|
|
|
; then do final pass to sumsub+store the two halves |
|
%if %2 == 1 |
|
mova [rsp+17*%%str], m4 ; t20 |
|
mova [rsp+21*%%str], m5 ; t21 |
|
mova [rsp+25*%%str], m6 ; t22 |
|
|
|
mova m0, [rsp+ 0*%%str] ; t0 |
|
mova m1, [rsp+ 4*%%str] ; t1 |
|
mova m2, [rsp+ 8*%%str] ; t2 |
|
mova m3, [rsp+12*%%str] ; t3 |
|
mova m4, [rsp+16*%%str] ; t4 |
|
mova m5, [rsp+20*%%str] ; t5 |
|
mova m6, [rsp+24*%%str] ; t6 |
|
|
|
SUMSUB_BA w, 15, 0, 7 |
|
mova [rsp+ 3*%%str], m0 ; t15 |
|
mova m7, [rsp+28*%%str] ; t7 |
|
SUMSUB_BA w, 14, 1, 0 |
|
SUMSUB_BA w, 13, 2, 0 |
|
SUMSUB_BA w, 12, 3, 0 |
|
SUMSUB_BA w, 11, 4, 0 |
|
SUMSUB_BA w, 10, 5, 0 |
|
SUMSUB_BA w, 9, 6, 0 |
|
SUMSUB_BA w, 8, 7, 0 |
|
|
|
TRANSPOSE8x8W 15, 14, 13, 12, 11, 10, 9, 8, 0 |
|
mova [rsp+ 0*%%str], m15 |
|
mova [rsp+ 4*%%str], m14 |
|
mova [rsp+ 8*%%str], m13 |
|
mova [rsp+12*%%str], m12 |
|
mova [rsp+16*%%str], m11 |
|
mova [rsp+20*%%str], m10 |
|
mova [rsp+24*%%str], m9 |
|
mova [rsp+28*%%str], m8 |
|
|
|
mova m0, [rsp+ 3*%%str] ; t15 |
|
TRANSPOSE8x8W 7, 6, 5, 4, 3, 2, 1, 0, 8 |
|
mova [rsp+ 3*%%str], m7 |
|
mova [rsp+ 7*%%str], m6 |
|
mova [rsp+11*%%str], m5 |
|
mova [rsp+15*%%str], m4 |
|
mova [rsp+19*%%str], m3 |
|
mova [rsp+23*%%str], m2 |
|
mova [rsp+27*%%str], m1 |
|
mova [rsp+31*%%str], m0 |
|
|
|
mova m15, [rsp+ 2*%%str] ; t8 |
|
mova m14, [rsp+ 6*%%str] ; t9 |
|
mova m13, [rsp+10*%%str] ; t10 |
|
mova m12, [rsp+14*%%str] ; t11 |
|
mova m11, [rsp+18*%%str] ; t12 |
|
mova m10, [rsp+22*%%str] ; t13 |
|
mova m9, [rsp+26*%%str] ; t14 |
|
mova m8, [rsp+30*%%str] ; t15 |
|
mova m7, [rsp+ 1*%%str] ; t16 |
|
mova m6, [rsp+ 5*%%str] ; t17 |
|
mova m5, [rsp+ 9*%%str] ; t18 |
|
mova m4, [rsp+13*%%str] ; t19 |
|
mova m3, [rsp+17*%%str] ; t20 |
|
mova m2, [rsp+21*%%str] ; t21 |
|
mova m1, [rsp+25*%%str] ; t22 |
|
|
|
SUMSUB_BA w, 7, 8, 0 |
|
mova [rsp+ 2*%%str], m8 |
|
mova m0, [rsp+29*%%str] ; t23 |
|
SUMSUB_BA w, 6, 9, 8 |
|
SUMSUB_BA w, 5, 10, 8 |
|
SUMSUB_BA w, 4, 11, 8 |
|
SUMSUB_BA w, 3, 12, 8 |
|
SUMSUB_BA w, 2, 13, 8 |
|
SUMSUB_BA w, 1, 14, 8 |
|
SUMSUB_BA w, 0, 15, 8 |
|
|
|
TRANSPOSE8x8W 0, 1, 2, 3, 4, 5, 6, 7, 8 |
|
mova [rsp+ 1*%%str], m0 |
|
mova [rsp+ 5*%%str], m1 |
|
mova [rsp+ 9*%%str], m2 |
|
mova [rsp+13*%%str], m3 |
|
mova [rsp+17*%%str], m4 |
|
mova [rsp+21*%%str], m5 |
|
mova [rsp+25*%%str], m6 |
|
mova [rsp+29*%%str], m7 |
|
|
|
mova m8, [rsp+ 2*%%str] |
|
TRANSPOSE8x8W 8, 9, 10, 11, 12, 13, 14, 15, 0 |
|
mova [rsp+ 2*%%str], m8 |
|
mova [rsp+ 6*%%str], m9 |
|
mova [rsp+10*%%str], m10 |
|
mova [rsp+14*%%str], m11 |
|
mova [rsp+18*%%str], m12 |
|
mova [rsp+22*%%str], m13 |
|
mova [rsp+26*%%str], m14 |
|
mova [rsp+30*%%str], m15 |
|
%else |
|
; t0-7 is in [rsp+{0,4,8,12,16,20,24,28}*%%str] |
|
; t8-15 is in [rsp+{2,6,10,14,18,22,26,30}*%%str] |
|
; t16-19 and t23 is in [rsp+{1,5,9,13,29}*%%str] |
|
; t20-22 is in m4-6 |
|
; t24-31 is in m8-15 |
|
pxor m7, m7 |
|
|
|
%macro %%STORE_2X2 7-8 1 ; src[1-4], tmp[1-2], zero, inc_dst_ptrs |
|
SUMSUB_BA w, %4, %1, %5 |
|
SUMSUB_BA w, %3, %2, %5 |
|
pmulhrsw m%4, [pw_512] |
|
pmulhrsw m%3, [pw_512] |
|
VP9_STORE_2X %4, %3, %5, %6, %7 |
|
%if %8 == 1 |
|
add dstq, stride2q |
|
%endif |
|
pmulhrsw m%2, [pw_512] |
|
pmulhrsw m%1, [pw_512] |
|
VP9_STORE_2X %2, %1, %5, %6, %7, dst_endq |
|
%if %8 == 1 |
|
sub dst_endq, stride2q |
|
%endif |
|
%endmacro |
|
|
|
; store t0-1 and t30-31 |
|
mova m0, [rsp+ 0*%%str] |
|
mova m1, [rsp+ 4*%%str] |
|
%%STORE_2X2 0, 1, 14, 15, 2, 3, 7 |
|
|
|
; store t2-3 and t28-29 |
|
mova m0, [rsp+ 8*%%str] |
|
mova m1, [rsp+12*%%str] |
|
%%STORE_2X2 0, 1, 12, 13, 2, 3, 7 |
|
|
|
; store t4-5 and t26-27 |
|
mova m0, [rsp+16*%%str] |
|
mova m1, [rsp+20*%%str] |
|
%%STORE_2X2 0, 1, 10, 11, 2, 3, 7 |
|
|
|
; store t6-7 and t24-25 |
|
mova m0, [rsp+24*%%str] |
|
mova m1, [rsp+28*%%str] |
|
%%STORE_2X2 0, 1, 8, 9, 2, 3, 7 |
|
|
|
; store t8-9 and t22-23 |
|
mova m0, [rsp+ 2*%%str] |
|
mova m1, [rsp+ 6*%%str] |
|
mova m8, [rsp+29*%%str] |
|
%%STORE_2X2 0, 1, 6, 8, 2, 3, 7 |
|
|
|
; store t10-11 and t20-21 |
|
mova m0, [rsp+10*%%str] |
|
mova m1, [rsp+14*%%str] |
|
%%STORE_2X2 0, 1, 4, 5, 2, 3, 7 |
|
|
|
; store t12-13 and t18-19 |
|
mova m0, [rsp+18*%%str] |
|
mova m1, [rsp+22*%%str] |
|
mova m5, [rsp+13*%%str] |
|
mova m4, [rsp+ 9*%%str] |
|
%%STORE_2X2 0, 1, 4, 5, 2, 3, 7 |
|
|
|
; store t14-17 |
|
mova m0, [rsp+26*%%str] |
|
mova m1, [rsp+30*%%str] |
|
mova m5, [rsp+ 5*%%str] |
|
mova m4, [rsp+ 1*%%str] |
|
%%STORE_2X2 0, 1, 4, 5, 2, 3, 7, 0 |
|
%endif |
|
%endmacro |
|
|
|
%macro VP9_IDCT_IDCT_32x32_ADD_XMM 1 |
|
INIT_XMM %1 |
|
cglobal vp9_idct_idct_32x32_add, 4, 8, 16, 2048, dst, stride, block, eob |
|
cmp eobd, 135 |
|
jg .idctfull |
|
cmp eobd, 34 |
|
jg .idct16x16 |
|
cmp eobd, 1 |
|
jg .idct8x8 |
|
|
|
; dc-only case |
|
movd m0, [blockq] |
|
mova m1, [pw_11585x2] |
|
pmulhrsw m0, m1 |
|
pmulhrsw m0, m1 |
|
SPLATW m0, m0, q0000 |
|
pmulhrsw m0, [pw_512] |
|
pxor m5, m5 |
|
movd [blockq], m5 |
|
DEFINE_ARGS dst, stride, block, cnt |
|
%rep 31 |
|
VP9_STORE_2XFULL 0, 1, 2, 3, 4, 5, mmsize |
|
add dstq, strideq |
|
%endrep |
|
VP9_STORE_2XFULL 0, 1, 2, 3, 4, 5, mmsize |
|
RET |
|
|
|
DEFINE_ARGS dst_bak, stride, block, cnt, dst, stride30, dst_end, stride2 |
|
.idct8x8: |
|
VP9_IDCT32_1D blockq, 1, 8 |
|
|
|
mov stride30q, strideq ; stride |
|
lea stride2q, [strideq*2] ; stride*2 |
|
shl stride30q, 5 ; stride*32 |
|
mov cntd, 4 |
|
sub stride30q, stride2q ; stride*30 |
|
.loop2_8x8: |
|
mov dstq, dst_bakq |
|
lea dst_endq, [dst_bakq+stride30q] |
|
VP9_IDCT32_1D rsp, 2, 8 |
|
add dst_bakq, 8 |
|
add rsp, 16 |
|
dec cntd |
|
jg .loop2_8x8 |
|
sub rsp, 64 |
|
|
|
; at the end of the loop, m7 should still be zero |
|
; use that to zero out block coefficients |
|
ZERO_BLOCK blockq, 64, 8, m7 |
|
RET |
|
|
|
.idct16x16: |
|
mov cntd, 2 |
|
.loop1_16x16: |
|
VP9_IDCT32_1D blockq, 1, 16 |
|
add blockq, 16 |
|
add rsp, 512 |
|
dec cntd |
|
jg .loop1_16x16 |
|
sub blockq, 32 |
|
sub rsp, 1024 |
|
|
|
mov stride30q, strideq ; stride |
|
lea stride2q, [strideq*2] ; stride*2 |
|
shl stride30q, 5 ; stride*32 |
|
mov cntd, 4 |
|
sub stride30q, stride2q ; stride*30 |
|
.loop2_16x16: |
|
mov dstq, dst_bakq |
|
lea dst_endq, [dst_bakq+stride30q] |
|
VP9_IDCT32_1D rsp, 2, 16 |
|
add dst_bakq, 8 |
|
add rsp, 16 |
|
dec cntd |
|
jg .loop2_16x16 |
|
sub rsp, 64 |
|
|
|
; at the end of the loop, m7 should still be zero |
|
; use that to zero out block coefficients |
|
ZERO_BLOCK blockq, 64, 16, m7 |
|
RET |
|
|
|
.idctfull: |
|
mov cntd, 4 |
|
.loop1_full: |
|
VP9_IDCT32_1D blockq, 1 |
|
add blockq, 16 |
|
add rsp, 512 |
|
dec cntd |
|
jg .loop1_full |
|
sub blockq, 64 |
|
sub rsp, 2048 |
|
|
|
mov stride30q, strideq ; stride |
|
lea stride2q, [strideq*2] ; stride*2 |
|
shl stride30q, 5 ; stride*32 |
|
mov cntd, 4 |
|
sub stride30q, stride2q ; stride*30 |
|
.loop2_full: |
|
mov dstq, dst_bakq |
|
lea dst_endq, [dst_bakq+stride30q] |
|
VP9_IDCT32_1D rsp, 2 |
|
add dst_bakq, 8 |
|
add rsp, 16 |
|
dec cntd |
|
jg .loop2_full |
|
sub rsp, 64 |
|
|
|
; at the end of the loop, m7 should still be zero |
|
; use that to zero out block coefficients |
|
ZERO_BLOCK blockq, 64, 32, m7 |
|
RET |
|
%endmacro |
|
|
|
VP9_IDCT_IDCT_32x32_ADD_XMM ssse3 |
|
VP9_IDCT_IDCT_32x32_ADD_XMM avx |
|
|
|
%endif ; x86-64
|
|
|