/*
* Simple IDCT MMX
*
* Copyright (c) 2001, 2002 Michael Niedermayer <michaelni@gmx.at>
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "libavcodec/simple_idct.h"
#include "libavutil/mem.h"
#include "dsputil_x86.h"
#if HAVE_INLINE_ASM
/*
23170.475006
22725.260826
21406.727617
19265.545870
16384.000000
12872.826198
8866.956905
4520.335430
*/
#define C0 23170 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
#define C1 22725 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
#define C2 21407 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
#define C3 19266 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
#define C4 16383 //cos(i*M_PI/16)*sqrt(2)*(1<<14) - 0.5
#define C5 12873 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
#define C6 8867 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
#define C7 4520 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
#define ROW_SHIFT 11
#define COL_SHIFT 20 // 6
DECLARE_ASM_CONST(8, uint64_t, wm1010)= 0xFFFF0000FFFF0000ULL;
DECLARE_ASM_CONST(8, uint64_t, d40000)= 0x0000000000040000ULL;
DECLARE_ALIGNED(8, static const int16_t, coeffs)[]= {
1<<(ROW_SHIFT-1), 0, 1<<(ROW_SHIFT-1), 0,
// 1<<(COL_SHIFT-1), 0, 1<<(COL_SHIFT-1), 0,
// 0, 1<<(COL_SHIFT-1-16), 0, 1<<(COL_SHIFT-1-16),
1<<(ROW_SHIFT-1), 1, 1<<(ROW_SHIFT-1), 0,
// the 1 = ((1<<(COL_SHIFT-1))/C4)<<ROW_SHIFT :)
// 0, 0, 0, 0,
// 0, 0, 0, 0,
C4, C4, C4, C4,
C4, -C4, C4, -C4,
C2, C6, C2, C6,
C6, -C2, C6, -C2,
C1, C3, C1, C3,
C5, C7, C5, C7,
C3, -C7, C3, -C7,
-C1, -C5, -C1, -C5,
C5, -C1, C5, -C1,
C7, C3, C7, C3,
C7, -C5, C7, -C5,
C3, -C1, C3, -C1
};
static inline void idct(int16_t *block)
{
LOCAL_ALIGNED_8(int64_t, align_tmp, [16]);
int16_t * const temp= (int16_t*)align_tmp;
__asm__ volatile(
#if 0 //Alternative, simpler variant
#define ROW_IDCT(src0, src4, src1, src5, dst, rounder, shift) \
"movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
"movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
"movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
"movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
"movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
"pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
"pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
"movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
"pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
"movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
"pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
"movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
"pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
#rounder ", %%mm4 \n\t"\
"movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
"psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
"movq 56(%2), %%mm5 \n\t" /* C7 C5 C7 C5 */\
"pmaddwd %%mm3, %%mm5 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
#rounder ", %%mm0 \n\t"\
"paddd %%mm0, %%mm1 \n\t" /* A1 a1 */\
"paddd %%mm0, %%mm0 \n\t" \
"psubd %%mm1, %%mm0 \n\t" /* A2 a2 */\
"pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
"paddd %%mm5, %%mm7 \n\t" /* B0 b0 */\
"movq 72(%2), %%mm5 \n\t" /* -C5 -C1 -C5 -C1 */\
"pmaddwd %%mm3, %%mm5 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
"paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
"paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
"psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
"paddd %%mm2, %%mm5 \n\t" /* B1 b1 */\
"psrad $" #shift ", %%mm7 \n\t"\
"psrad $" #shift ", %%mm4 \n\t"\
"movq %%mm1, %%mm2 \n\t" /* A1 a1 */\
"paddd %%mm5, %%mm1 \n\t" /* A1+B1 a1+b1 */\
"psubd %%mm5, %%mm2 \n\t" /* A1-B1 a1-b1 */\
"psrad $" #shift ", %%mm1 \n\t"\
"psrad $" #shift ", %%mm2 \n\t"\
"packssdw %%mm1, %%mm7 \n\t" /* A1+B1 a1+b1 A0+B0 a0+b0 */\
"packssdw %%mm4, %%mm2 \n\t" /* A0-B0 a0-b0 A1-B1 a1-b1 */\
"movq %%mm7, " #dst " \n\t"\
"movq " #src1 ", %%mm1 \n\t" /* R3 R1 r3 r1 */\
"movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
"movq %%mm2, 24+" #dst " \n\t"\
"pmaddwd %%mm1, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
"movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
"pmaddwd 96(%2), %%mm1 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
"pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
"movq %%mm0, %%mm2 \n\t" /* A2 a2 */\
"pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
"paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
"paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
"psubd %%mm4, %%mm0 \n\t" /* a2-B2 a2-b2 */\
"psrad $" #shift ", %%mm2 \n\t"\
"psrad $" #shift ", %%mm0 \n\t"\
"movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
"paddd %%mm1, %%mm3 \n\t" /* B3 b3 */\
"paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
"psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
"psrad $" #shift ", %%mm6 \n\t"\
"packssdw %%mm6, %%mm2 \n\t" /* A3+B3 a3+b3 A2+B2 a2+b2 */\
"movq %%mm2, 8+" #dst " \n\t"\
"psrad $" #shift ", %%mm4 \n\t"\
"packssdw %%mm0, %%mm4 \n\t" /* A2-B2 a2-b2 A3-B3 a3-b3 */\
"movq %%mm4, 16+" #dst " \n\t"\
#define COL_IDCT(src0, src4, src1, src5, dst, shift) \
"movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
"movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
"movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
"movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
"movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
"pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
"pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
"movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
"pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
"movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
"pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
"movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
"pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
"paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
"psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
"movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
"paddd %%mm1, %%mm0 \n\t" /* A1 a1 */\
"psubd %%mm1, %%mm5 \n\t" /* A2 a2 */\
"movq 56(%2), %%mm1 \n\t" /* C7 C5 C7 C5 */\
"pmaddwd %%mm3, %%mm1 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
"pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
"paddd %%mm1, %%mm7 \n\t" /* B0 b0 */\
"movq 72(%2), %%mm1 \n\t" /* -C5 -C1 -C5 -C1 */\
"pmaddwd %%mm3, %%mm1 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
"paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
"paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
"psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
"paddd %%mm2, %%mm1 \n\t" /* B1 b1 */\
"psrad $" #shift ", %%mm7 \n\t"\
"psrad $" #shift ", %%mm4 \n\t"\
"movq %%mm0, %%mm2 \n\t" /* A1 a1 */\
"paddd %%mm1, %%mm0 \n\t" /* A1+B1 a1+b1 */\
"psubd %%mm1, %%mm2 \n\t" /* A1-B1 a1-b1 */\
"psrad $" #shift ", %%mm0 \n\t"\
"psrad $" #shift ", %%mm2 \n\t"\
"packssdw %%mm7, %%mm7 \n\t" /* A0+B0 a0+b0 */\
"movd %%mm7, " #dst " \n\t"\
"packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\
"movd %%mm0, 16+" #dst " \n\t"\
"packssdw %%mm2, %%mm2 \n\t" /* A1-B1 a1-b1 */\
"movd %%mm2, 96+" #dst " \n\t"\
"packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\
"movd %%mm4, 112+" #dst " \n\t"\
"movq " #src1 ", %%mm0 \n\t" /* R3 R1 r3 r1 */\
"movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
"pmaddwd %%mm0, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
"movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
"pmaddwd 96(%2), %%mm0 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
"pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
"movq %%mm5, %%mm2 \n\t" /* A2 a2 */\
"pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
"paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
"paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
"psubd %%mm4, %%mm5 \n\t" /* a2-B2 a2-b2 */\
"psrad $" #shift ", %%mm2 \n\t"\
"psrad $" #shift ", %%mm5 \n\t"\
"movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
"paddd %%mm0, %%mm3 \n\t" /* B3 b3 */\
"paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
"psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
"psrad $" #shift ", %%mm6 \n\t"\
"psrad $" #shift ", %%mm4 \n\t"\
"packssdw %%mm2, %%mm2 \n\t" /* A2+B2 a2+b2 */\
"packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\
"movd %%mm2, 32+" #dst " \n\t"\
"packssdw %%mm4, %%mm4 \n\t" /* A3-B3 a3-b3 */\
"packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\
"movd %%mm6, 48+" #dst " \n\t"\
"movd %%mm4, 64+" #dst " \n\t"\
"movd %%mm5, 80+" #dst " \n\t"\
#define DC_COND_ROW_IDCT(src0, src4, src1, src5, dst, rounder, shift) \
"movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
"movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
"movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
"movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
"movq "MANGLE(wm1010)", %%mm4 \n\t"\
"pand %%mm0, %%mm4 \n\t"\
"por %%mm1, %%mm4 \n\t"\
"por %%mm2, %%mm4 \n\t"\
"por %%mm3, %%mm4 \n\t"\
"packssdw %%mm4,%%mm4 \n\t"\
"movd %%mm4, %%eax \n\t"\
"orl %%eax, %%eax \n\t"\
"jz 1f \n\t"\
"movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
"pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
"pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
"movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
"pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
"movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
"pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
"movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
"pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
#rounder ", %%mm4 \n\t"\
"movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
"psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
"movq 56(%2), %%mm5 \n\t" /* C7 C5 C7 C5 */\
"pmaddwd %%mm3, %%mm5 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
#rounder ", %%mm0 \n\t"\
"paddd %%mm0, %%mm1 \n\t" /* A1 a1 */\
"paddd %%mm0, %%mm0 \n\t" \
"psubd %%mm1, %%mm0 \n\t" /* A2 a2 */\
"pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
"paddd %%mm5, %%mm7 \n\t" /* B0 b0 */\
"movq 72(%2), %%mm5 \n\t" /* -C5 -C1 -C5 -C1 */\
"pmaddwd %%mm3, %%mm5 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
"paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
"paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
"psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
"paddd %%mm2, %%mm5 \n\t" /* B1 b1 */\
"psrad $" #shift ", %%mm7 \n\t"\
"psrad $" #shift ", %%mm4 \n\t"\
"movq %%mm1, %%mm2 \n\t" /* A1 a1 */\
"paddd %%mm5, %%mm1 \n\t" /* A1+B1 a1+b1 */\
"psubd %%mm5, %%mm2 \n\t" /* A1-B1 a1-b1 */\
"psrad $" #shift ", %%mm1 \n\t"\
"psrad $" #shift ", %%mm2 \n\t"\
"packssdw %%mm1, %%mm7 \n\t" /* A1+B1 a1+b1 A0+B0 a0+b0 */\
"packssdw %%mm4, %%mm2 \n\t" /* A0-B0 a0-b0 A1-B1 a1-b1 */\
"movq %%mm7, " #dst " \n\t"\
"movq " #src1 ", %%mm1 \n\t" /* R3 R1 r3 r1 */\
"movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
"movq %%mm2, 24+" #dst " \n\t"\
"pmaddwd %%mm1, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
"movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
"pmaddwd 96(%2), %%mm1 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
"pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
"movq %%mm0, %%mm2 \n\t" /* A2 a2 */\
"pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
"paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
"paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
"psubd %%mm4, %%mm0 \n\t" /* a2-B2 a2-b2 */\
"psrad $" #shift ", %%mm2 \n\t"\
"psrad $" #shift ", %%mm0 \n\t"\
"movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
"paddd %%mm1, %%mm3 \n\t" /* B3 b3 */\
"paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
"psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
"psrad $" #shift ", %%mm6 \n\t"\
"packssdw %%mm6, %%mm2 \n\t" /* A3+B3 a3+b3 A2+B2 a2+b2 */\
"movq %%mm2, 8+" #dst " \n\t"\
"psrad $" #shift ", %%mm4 \n\t"\
"packssdw %%mm0, %%mm4 \n\t" /* A2-B2 a2-b2 A3-B3 a3-b3 */\
"movq %%mm4, 16+" #dst " \n\t"\
"jmp 2f \n\t"\
"1: \n\t"\
"pslld $16, %%mm0 \n\t"\
"#paddd "MANGLE(d40000)", %%mm0 \n\t"\
"psrad $13, %%mm0 \n\t"\
"packssdw %%mm0, %%mm0 \n\t"\
"movq %%mm0, " #dst " \n\t"\
"movq %%mm0, 8+" #dst " \n\t"\
"movq %%mm0, 16+" #dst " \n\t"\
"movq %%mm0, 24+" #dst " \n\t"\
"2: \n\t"
//IDCT( src0, src4, src1, src5, dst, rounder, shift)
ROW_IDCT( (%0), 8(%0), 16(%0), 24(%0), 0(%1),paddd 8(%2), 11)
/*ROW_IDCT( 32(%0), 40(%0), 48(%0), 56(%0), 32(%1), paddd (%2), 11)
ROW_IDCT( 64(%0), 72(%0), 80(%0), 88(%0), 64(%1), paddd (%2), 11)
ROW_IDCT( 96(%0),104(%0),112(%0),120(%0), 96(%1), paddd (%2), 11)*/
DC_COND_ROW_IDCT( 32(%0), 40(%0), 48(%0), 56(%0), 32(%1),paddd (%2), 11)
DC_COND_ROW_IDCT( 64(%0), 72(%0), 80(%0), 88(%0), 64(%1),paddd (%2), 11)
DC_COND_ROW_IDCT( 96(%0),104(%0),112(%0),120(%0), 96(%1),paddd (%2), 11)
//IDCT( src0, src4, src1, src5, dst, shift)
COL_IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
COL_IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
COL_IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
COL_IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
#else
#define DC_COND_IDCT(src0, src4, src1, src5, dst, rounder, shift) \
"movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
"movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
"movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
"movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
"movq "MANGLE(wm1010)", %%mm4 \n\t"\
"pand %%mm0, %%mm4 \n\t"\
"por %%mm1, %%mm4 \n\t"\
"por %%mm2, %%mm4 \n\t"\
"por %%mm3, %%mm4 \n\t"\
"packssdw %%mm4,%%mm4 \n\t"\
"movd %%mm4, %%eax \n\t"\
"orl %%eax, %%eax \n\t"\
"jz 1f \n\t"\
"movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
"pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
"pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
"movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
"pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
"movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
"pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
"movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
"pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
#rounder ", %%mm4 \n\t"\
"movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
"psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
"movq 56(%2), %%mm5 \n\t" /* C7 C5 C7 C5 */\
"pmaddwd %%mm3, %%mm5 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
#rounder ", %%mm0 \n\t"\
"paddd %%mm0, %%mm1 \n\t" /* A1 a1 */\
"paddd %%mm0, %%mm0 \n\t" \
"psubd %%mm1, %%mm0 \n\t" /* A2 a2 */\
"pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
"paddd %%mm5, %%mm7 \n\t" /* B0 b0 */\
"movq 72(%2), %%mm5 \n\t" /* -C5 -C1 -C5 -C1 */\
"pmaddwd %%mm3, %%mm5 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
"paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
"paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
"psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
"paddd %%mm2, %%mm5 \n\t" /* B1 b1 */\
"psrad $" #shift ", %%mm7 \n\t"\
"psrad $" #shift ", %%mm4 \n\t"\
"movq %%mm1, %%mm2 \n\t" /* A1 a1 */\
"paddd %%mm5, %%mm1 \n\t" /* A1+B1 a1+b1 */\
"psubd %%mm5, %%mm2 \n\t" /* A1-B1 a1-b1 */\
"psrad $" #shift ", %%mm1 \n\t"\
"psrad $" #shift ", %%mm2 \n\t"\
"packssdw %%mm1, %%mm7 \n\t" /* A1+B1 a1+b1 A0+B0 a0+b0 */\
"packssdw %%mm4, %%mm2 \n\t" /* A0-B0 a0-b0 A1-B1 a1-b1 */\
"movq %%mm7, " #dst " \n\t"\
"movq " #src1 ", %%mm1 \n\t" /* R3 R1 r3 r1 */\
"movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
"movq %%mm2, 24+" #dst " \n\t"\
"pmaddwd %%mm1, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
"movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
"pmaddwd 96(%2), %%mm1 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
"pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
"movq %%mm0, %%mm2 \n\t" /* A2 a2 */\
"pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
"paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
"paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
"psubd %%mm4, %%mm0 \n\t" /* a2-B2 a2-b2 */\
"psrad $" #shift ", %%mm2 \n\t"\
"psrad $" #shift ", %%mm0 \n\t"\
"movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
"paddd %%mm1, %%mm3 \n\t" /* B3 b3 */\
"paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
"psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
"psrad $" #shift ", %%mm6 \n\t"\
"packssdw %%mm6, %%mm2 \n\t" /* A3+B3 a3+b3 A2+B2 a2+b2 */\
"movq %%mm2, 8+" #dst " \n\t"\
"psrad $" #shift ", %%mm4 \n\t"\
"packssdw %%mm0, %%mm4 \n\t" /* A2-B2 a2-b2 A3-B3 a3-b3 */\
"movq %%mm4, 16+" #dst " \n\t"\
"jmp 2f \n\t"\
"1: \n\t"\
"pslld $16, %%mm0 \n\t"\
"paddd "MANGLE(d40000)", %%mm0 \n\t"\
"psrad $13, %%mm0 \n\t"\
"packssdw %%mm0, %%mm0 \n\t"\
"movq %%mm0, " #dst " \n\t"\
"movq %%mm0, 8+" #dst " \n\t"\
"movq %%mm0, 16+" #dst " \n\t"\
"movq %%mm0, 24+" #dst " \n\t"\
"2: \n\t"
#define Z_COND_IDCT(src0, src4, src1, src5, dst, rounder, shift, bt) \
"movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
"movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
"movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
"movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
"movq %%mm0, %%mm4 \n\t"\
"por %%mm1, %%mm4 \n\t"\
"por %%mm2, %%mm4 \n\t"\
"por %%mm3, %%mm4 \n\t"\
"packssdw %%mm4,%%mm4 \n\t"\
"movd %%mm4, %%eax \n\t"\
"orl %%eax, %%eax \n\t"\
"jz " #bt " \n\t"\
"movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
"pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
"pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
"movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
"pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
"movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
"pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
"movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
"pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
#rounder ", %%mm4 \n\t"\
"movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
"psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
"movq 56(%2), %%mm5 \n\t" /* C7 C5 C7 C5 */\
"pmaddwd %%mm3, %%mm5 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
#rounder ", %%mm0 \n\t"\
"paddd %%mm0, %%mm1 \n\t" /* A1 a1 */\
"paddd %%mm0, %%mm0 \n\t" \
"psubd %%mm1, %%mm0 \n\t" /* A2 a2 */\
"pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
"paddd %%mm5, %%mm7 \n\t" /* B0 b0 */\
"movq 72(%2), %%mm5 \n\t" /* -C5 -C1 -C5 -C1 */\
"pmaddwd %%mm3, %%mm5 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
"paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
"paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
"psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
"paddd %%mm2, %%mm5 \n\t" /* B1 b1 */\
"psrad $" #shift ", %%mm7 \n\t"\
"psrad $" #shift ", %%mm4 \n\t"\
"movq %%mm1, %%mm2 \n\t" /* A1 a1 */\
"paddd %%mm5, %%mm1 \n\t" /* A1+B1 a1+b1 */\
"psubd %%mm5, %%mm2 \n\t" /* A1-B1 a1-b1 */\
"psrad $" #shift ", %%mm1 \n\t"\
"psrad $" #shift ", %%mm2 \n\t"\
"packssdw %%mm1, %%mm7 \n\t" /* A1+B1 a1+b1 A0+B0 a0+b0 */\
"packssdw %%mm4, %%mm2 \n\t" /* A0-B0 a0-b0 A1-B1 a1-b1 */\
"movq %%mm7, " #dst " \n\t"\
"movq " #src1 ", %%mm1 \n\t" /* R3 R1 r3 r1 */\
"movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
"movq %%mm2, 24+" #dst " \n\t"\
"pmaddwd %%mm1, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
"movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
"pmaddwd 96(%2), %%mm1 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
"pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
"movq %%mm0, %%mm2 \n\t" /* A2 a2 */\
"pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
"paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
"paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
"psubd %%mm4, %%mm0 \n\t" /* a2-B2 a2-b2 */\
"psrad $" #shift ", %%mm2 \n\t"\
"psrad $" #shift ", %%mm0 \n\t"\
"movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
"paddd %%mm1, %%mm3 \n\t" /* B3 b3 */\
"paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
"psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
"psrad $" #shift ", %%mm6 \n\t"\
"packssdw %%mm6, %%mm2 \n\t" /* A3+B3 a3+b3 A2+B2 a2+b2 */\
"movq %%mm2, 8+" #dst " \n\t"\
"psrad $" #shift ", %%mm4 \n\t"\
"packssdw %%mm0, %%mm4 \n\t" /* A2-B2 a2-b2 A3-B3 a3-b3 */\
"movq %%mm4, 16+" #dst " \n\t"\
#define ROW_IDCT(src0, src4, src1, src5, dst, rounder, shift) \
"movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
"movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
"movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
"movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
"movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
"pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
"pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
"movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
"pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
"movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
"pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
"movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
"pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
#rounder ", %%mm4 \n\t"\
"movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
"psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
"movq 56(%2), %%mm5 \n\t" /* C7 C5 C7 C5 */\
"pmaddwd %%mm3, %%mm5 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
#rounder ", %%mm0 \n\t"\
"paddd %%mm0, %%mm1 \n\t" /* A1 a1 */\
"paddd %%mm0, %%mm0 \n\t" \
"psubd %%mm1, %%mm0 \n\t" /* A2 a2 */\
"pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
"paddd %%mm5, %%mm7 \n\t" /* B0 b0 */\
"movq 72(%2), %%mm5 \n\t" /* -C5 -C1 -C5 -C1 */\
"pmaddwd %%mm3, %%mm5 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
"paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
"paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
"psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
"paddd %%mm2, %%mm5 \n\t" /* B1 b1 */\
"psrad $" #shift ", %%mm7 \n\t"\
"psrad $" #shift ", %%mm4 \n\t"\
"movq %%mm1, %%mm2 \n\t" /* A1 a1 */\
"paddd %%mm5, %%mm1 \n\t" /* A1+B1 a1+b1 */\
"psubd %%mm5, %%mm2 \n\t" /* A1-B1 a1-b1 */\
"psrad $" #shift ", %%mm1 \n\t"\
"psrad $" #shift ", %%mm2 \n\t"\
"packssdw %%mm1, %%mm7 \n\t" /* A1+B1 a1+b1 A0+B0 a0+b0 */\
"packssdw %%mm4, %%mm2 \n\t" /* A0-B0 a0-b0 A1-B1 a1-b1 */\
"movq %%mm7, " #dst " \n\t"\
"movq " #src1 ", %%mm1 \n\t" /* R3 R1 r3 r1 */\
"movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
"movq %%mm2, 24+" #dst " \n\t"\
"pmaddwd %%mm1, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
"movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
"pmaddwd 96(%2), %%mm1 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
"pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
"movq %%mm0, %%mm2 \n\t" /* A2 a2 */\
"pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
"paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
"paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
"psubd %%mm4, %%mm0 \n\t" /* a2-B2 a2-b2 */\
"psrad $" #shift ", %%mm2 \n\t"\
"psrad $" #shift ", %%mm0 \n\t"\
"movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
"paddd %%mm1, %%mm3 \n\t" /* B3 b3 */\
"paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
"psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
"psrad $" #shift ", %%mm6 \n\t"\
"packssdw %%mm6, %%mm2 \n\t" /* A3+B3 a3+b3 A2+B2 a2+b2 */\
"movq %%mm2, 8+" #dst " \n\t"\
"psrad $" #shift ", %%mm4 \n\t"\
"packssdw %%mm0, %%mm4 \n\t" /* A2-B2 a2-b2 A3-B3 a3-b3 */\
"movq %%mm4, 16+" #dst " \n\t"\
//IDCT( src0, src4, src1, src5, dst, rounder, shift)
DC_COND_IDCT( 0(%0), 8(%0), 16(%0), 24(%0), 0(%1),paddd 8(%2), 11)
Z_COND_IDCT( 32(%0), 40(%0), 48(%0), 56(%0), 32(%1),paddd (%2), 11, 4f)
Z_COND_IDCT( 64(%0), 72(%0), 80(%0), 88(%0), 64(%1),paddd (%2), 11, 2f)
Z_COND_IDCT( 96(%0),104(%0),112(%0),120(%0), 96(%1),paddd (%2), 11, 1f)
#undef IDCT
#define IDCT(src0, src4, src1, src5, dst, shift) \
"movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
"movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
"movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
"movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
"movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
"pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
"pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
"movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
"pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
"movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
"pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
"movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
"pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
"paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
"psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
"movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
"paddd %%mm1, %%mm0 \n\t" /* A1 a1 */\
"psubd %%mm1, %%mm5 \n\t" /* A2 a2 */\
"movq 56(%2), %%mm1 \n\t" /* C7 C5 C7 C5 */\
"pmaddwd %%mm3, %%mm1 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
"pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
"paddd %%mm1, %%mm7 \n\t" /* B0 b0 */\
"movq 72(%2), %%mm1 \n\t" /* -C5 -C1 -C5 -C1 */\
"pmaddwd %%mm3, %%mm1 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
"paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
"paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
"psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
"paddd %%mm2, %%mm1 \n\t" /* B1 b1 */\
"psrad $" #shift ", %%mm7 \n\t"\
"psrad $" #shift ", %%mm4 \n\t"\
"movq %%mm0, %%mm2 \n\t" /* A1 a1 */\
"paddd %%mm1, %%mm0 \n\t" /* A1+B1 a1+b1 */\
"psubd %%mm1, %%mm2 \n\t" /* A1-B1 a1-b1 */\
"psrad $" #shift ", %%mm0 \n\t"\
"psrad $" #shift ", %%mm2 \n\t"\
"packssdw %%mm7, %%mm7 \n\t" /* A0+B0 a0+b0 */\
"movd %%mm7, " #dst " \n\t"\
"packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\
"movd %%mm0, 16+" #dst " \n\t"\
"packssdw %%mm2, %%mm2 \n\t" /* A1-B1 a1-b1 */\
"movd %%mm2, 96+" #dst " \n\t"\
"packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\
"movd %%mm4, 112+" #dst " \n\t"\
"movq " #src1 ", %%mm0 \n\t" /* R3 R1 r3 r1 */\
"movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
"pmaddwd %%mm0, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
"movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
"pmaddwd 96(%2), %%mm0 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
"pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
"movq %%mm5, %%mm2 \n\t" /* A2 a2 */\
"pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
"paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
"paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
"psubd %%mm4, %%mm5 \n\t" /* a2-B2 a2-b2 */\
"psrad $" #shift ", %%mm2 \n\t"\
"psrad $" #shift ", %%mm5 \n\t"\
"movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
"paddd %%mm0, %%mm3 \n\t" /* B3 b3 */\
"paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
"psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
"psrad $" #shift ", %%mm6 \n\t"\
"psrad $" #shift ", %%mm4 \n\t"\
"packssdw %%mm2, %%mm2 \n\t" /* A2+B2 a2+b2 */\
"packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\
"movd %%mm2, 32+" #dst " \n\t"\
"packssdw %%mm4, %%mm4 \n\t" /* A3-B3 a3-b3 */\
"packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\
"movd %%mm6, 48+" #dst " \n\t"\
"movd %%mm4, 64+" #dst " \n\t"\
"movd %%mm5, 80+" #dst " \n\t"
//IDCT( src0, src4, src1, src5, dst, shift)
IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
"jmp 9f \n\t"
"# .p2align 4 \n\t"\
"4: \n\t"
Z_COND_IDCT( 64(%0), 72(%0), 80(%0), 88(%0), 64(%1),paddd (%2), 11, 6f)
Z_COND_IDCT( 96(%0),104(%0),112(%0),120(%0), 96(%1),paddd (%2), 11, 5f)
#undef IDCT
#define IDCT(src0, src4, src1, src5, dst, shift) \
"movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
"movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
"movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
"movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
"pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
"pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
"movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
"pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
"movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
"pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
"movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
"psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
"movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
"paddd %%mm1, %%mm0 \n\t" /* A1 a1 */\
"psubd %%mm1, %%mm5 \n\t" /* A2 a2 */\
"movq 56(%2), %%mm1 \n\t" /* C7 C5 C7 C5 */\
"pmaddwd %%mm3, %%mm1 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
"movq 72(%2), %%mm7 \n\t" /* -C5 -C1 -C5 -C1 */\
"pmaddwd %%mm3, %%mm7 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
"paddd %%mm4, %%mm1 \n\t" /* A0+B0 a0+b0 */\
"paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
"psubd %%mm1, %%mm4 \n\t" /* A0-B0 a0-b0 */\
"psrad $" #shift ", %%mm1 \n\t"\
"psrad $" #shift ", %%mm4 \n\t"\
"movq %%mm0, %%mm2 \n\t" /* A1 a1 */\
"paddd %%mm7, %%mm0 \n\t" /* A1+B1 a1+b1 */\
"psubd %%mm7, %%mm2 \n\t" /* A1-B1 a1-b1 */\
"psrad $" #shift ", %%mm0 \n\t"\
"psrad $" #shift ", %%mm2 \n\t"\
"packssdw %%mm1, %%mm1 \n\t" /* A0+B0 a0+b0 */\
"movd %%mm1, " #dst " \n\t"\
"packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\
"movd %%mm0, 16+" #dst " \n\t"\
"packssdw %%mm2, %%mm2 \n\t" /* A1-B1 a1-b1 */\
"movd %%mm2, 96+" #dst " \n\t"\
"packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\
"movd %%mm4, 112+" #dst " \n\t"\
"movq 88(%2), %%mm1 \n\t" /* C3 C7 C3 C7 */\
"pmaddwd %%mm3, %%mm1 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
"movq %%mm5, %%mm2 \n\t" /* A2 a2 */\
"pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
"paddd %%mm1, %%mm2 \n\t" /* A2+B2 a2+b2 */\
"psubd %%mm1, %%mm5 \n\t" /* a2-B2 a2-b2 */\
"psrad $" #shift ", %%mm2 \n\t"\
"psrad $" #shift ", %%mm5 \n\t"\
"movq %%mm6, %%mm1 \n\t" /* A3 a3 */\
"paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
"psubd %%mm3, %%mm1 \n\t" /* a3-B3 a3-b3 */\
"psrad $" #shift ", %%mm6 \n\t"\
"psrad $" #shift ", %%mm1 \n\t"\
"packssdw %%mm2, %%mm2 \n\t" /* A2+B2 a2+b2 */\
"packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\
"movd %%mm2, 32+" #dst " \n\t"\
"packssdw %%mm1, %%mm1 \n\t" /* A3-B3 a3-b3 */\
"packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\
"movd %%mm6, 48+" #dst " \n\t"\
"movd %%mm1, 64+" #dst " \n\t"\
"movd %%mm5, 80+" #dst " \n\t"
//IDCT( src0, src4, src1, src5, dst, shift)
IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
"jmp 9f \n\t"
"# .p2align 4 \n\t"\
"6: \n\t"
Z_COND_IDCT( 96(%0),104(%0),112(%0),120(%0), 96(%1),paddd (%2), 11, 7f)
#undef IDCT
#define IDCT(src0, src4, src1, src5, dst, shift) \
"movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
"movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
"movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
"pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
"pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
"movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
"movq 56(%2), %%mm1 \n\t" /* C7 C5 C7 C5 */\
"pmaddwd %%mm3, %%mm1 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
"movq 72(%2), %%mm7 \n\t" /* -C5 -C1 -C5 -C1 */\
"pmaddwd %%mm3, %%mm7 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
"paddd %%mm4, %%mm1 \n\t" /* A0+B0 a0+b0 */\
"paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
"psubd %%mm1, %%mm4 \n\t" /* A0-B0 a0-b0 */\
"psrad $" #shift ", %%mm1 \n\t"\
"psrad $" #shift ", %%mm4 \n\t"\
"movq %%mm0, %%mm2 \n\t" /* A1 a1 */\
"paddd %%mm7, %%mm0 \n\t" /* A1+B1 a1+b1 */\
"psubd %%mm7, %%mm2 \n\t" /* A1-B1 a1-b1 */\
"psrad $" #shift ", %%mm0 \n\t"\
"psrad $" #shift ", %%mm2 \n\t"\
"packssdw %%mm1, %%mm1 \n\t" /* A0+B0 a0+b0 */\
"movd %%mm1, " #dst " \n\t"\
"packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\
"movd %%mm0, 16+" #dst " \n\t"\
"packssdw %%mm2, %%mm2 \n\t" /* A1-B1 a1-b1 */\
"movd %%mm2, 96+" #dst " \n\t"\
"packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\
"movd %%mm4, 112+" #dst " \n\t"\
"movq 88(%2), %%mm1 \n\t" /* C3 C7 C3 C7 */\
"pmaddwd %%mm3, %%mm1 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
"movq %%mm5, %%mm2 \n\t" /* A2 a2 */\
"pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
"paddd %%mm1, %%mm2 \n\t" /* A2+B2 a2+b2 */\
"psubd %%mm1, %%mm5 \n\t" /* a2-B2 a2-b2 */\
"psrad $" #shift ", %%mm2 \n\t"\
"psrad $" #shift ", %%mm5 \n\t"\
"movq %%mm6, %%mm1 \n\t" /* A3 a3 */\
"paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
"psubd %%mm3, %%mm1 \n\t" /* a3-B3 a3-b3 */\
"psrad $" #shift ", %%mm6 \n\t"\
"psrad $" #shift ", %%mm1 \n\t"\
"packssdw %%mm2, %%mm2 \n\t" /* A2+B2 a2+b2 */\
"packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\
"movd %%mm2, 32+" #dst " \n\t"\
"packssdw %%mm1, %%mm1 \n\t" /* A3-B3 a3-b3 */\
"packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\
"movd %%mm6, 48+" #dst " \n\t"\
"movd %%mm1, 64+" #dst " \n\t"\
"movd %%mm5, 80+" #dst " \n\t"
//IDCT( src0, src4, src1, src5, dst, shift)
IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
"jmp 9f \n\t"
"# .p2align 4 \n\t"\
"2: \n\t"
Z_COND_IDCT( 96(%0),104(%0),112(%0),120(%0), 96(%1),paddd (%2), 11, 3f)
#undef IDCT
#define IDCT(src0, src4, src1, src5, dst, shift) \
"movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
"movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
"movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
"movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
"pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
"pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
"movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
"pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
"movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
"movq 56(%2), %%mm1 \n\t" /* C7 C5 C7 C5 */\
"pmaddwd %%mm3, %%mm1 \n\t" /* C7R7+C5R5 C7r7+C5r5 */\
"pmaddwd 64(%2), %%mm2 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
"paddd %%mm1, %%mm7 \n\t" /* B0 b0 */\
"movq 72(%2), %%mm1 \n\t" /* -C5 -C1 -C5 -C1 */\
"pmaddwd %%mm3, %%mm1 \n\t" /* -C5R7-C1R5 -C5r7-C1r5 */\
"paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
"paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
"psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
"paddd %%mm2, %%mm1 \n\t" /* B1 b1 */\
"psrad $" #shift ", %%mm7 \n\t"\
"psrad $" #shift ", %%mm4 \n\t"\
"movq %%mm0, %%mm2 \n\t" /* A1 a1 */\
"paddd %%mm1, %%mm0 \n\t" /* A1+B1 a1+b1 */\
"psubd %%mm1, %%mm2 \n\t" /* A1-B1 a1-b1 */\
"psrad $" #shift ", %%mm0 \n\t"\
"psrad $" #shift ", %%mm2 \n\t"\
"packssdw %%mm7, %%mm7 \n\t" /* A0+B0 a0+b0 */\
"movd %%mm7, " #dst " \n\t"\
"packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\
"movd %%mm0, 16+" #dst " \n\t"\
"packssdw %%mm2, %%mm2 \n\t" /* A1-B1 a1-b1 */\
"movd %%mm2, 96+" #dst " \n\t"\
"packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\
"movd %%mm4, 112+" #dst " \n\t"\
"movq " #src1 ", %%mm0 \n\t" /* R3 R1 r3 r1 */\
"movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
"pmaddwd %%mm0, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
"movq 88(%2), %%mm7 \n\t" /* C3 C7 C3 C7 */\
"pmaddwd 96(%2), %%mm0 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
"pmaddwd %%mm3, %%mm7 \n\t" /* C3R7+C7R5 C3r7+C7r5 */\
"movq %%mm5, %%mm2 \n\t" /* A2 a2 */\
"pmaddwd 104(%2), %%mm3 \n\t" /* -C1R7+C3R5 -C1r7+C3r5 */\
"paddd %%mm7, %%mm4 \n\t" /* B2 b2 */\
"paddd %%mm4, %%mm2 \n\t" /* A2+B2 a2+b2 */\
"psubd %%mm4, %%mm5 \n\t" /* a2-B2 a2-b2 */\
"psrad $" #shift ", %%mm2 \n\t"\
"psrad $" #shift ", %%mm5 \n\t"\
"movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
"paddd %%mm0, %%mm3 \n\t" /* B3 b3 */\
"paddd %%mm3, %%mm6 \n\t" /* A3+B3 a3+b3 */\
"psubd %%mm3, %%mm4 \n\t" /* a3-B3 a3-b3 */\
"psrad $" #shift ", %%mm6 \n\t"\
"psrad $" #shift ", %%mm4 \n\t"\
"packssdw %%mm2, %%mm2 \n\t" /* A2+B2 a2+b2 */\
"packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\
"movd %%mm2, 32+" #dst " \n\t"\
"packssdw %%mm4, %%mm4 \n\t" /* A3-B3 a3-b3 */\
"packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\
"movd %%mm6, 48+" #dst " \n\t"\
"movd %%mm4, 64+" #dst " \n\t"\
"movd %%mm5, 80+" #dst " \n\t"
//IDCT( src0, src4, src1, src5, dst, shift)
IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
"jmp 9f \n\t"
"# .p2align 4 \n\t"\
"3: \n\t"
#undef IDCT
#define IDCT(src0, src4, src1, src5, dst, shift) \
"movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
"movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
"movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
"pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
"pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
"movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
"pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
"movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
"movq 64(%2), %%mm3 \n\t"\
"pmaddwd %%mm2, %%mm3 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
"paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
"paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
"psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
"psrad $" #shift ", %%mm7 \n\t"\
"psrad $" #shift ", %%mm4 \n\t"\
"movq %%mm0, %%mm1 \n\t" /* A1 a1 */\
"paddd %%mm3, %%mm0 \n\t" /* A1+B1 a1+b1 */\
"psubd %%mm3, %%mm1 \n\t" /* A1-B1 a1-b1 */\
"psrad $" #shift ", %%mm0 \n\t"\
"psrad $" #shift ", %%mm1 \n\t"\
"packssdw %%mm7, %%mm7 \n\t" /* A0+B0 a0+b0 */\
"movd %%mm7, " #dst " \n\t"\
"packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\
"movd %%mm0, 16+" #dst " \n\t"\
"packssdw %%mm1, %%mm1 \n\t" /* A1-B1 a1-b1 */\
"movd %%mm1, 96+" #dst " \n\t"\
"packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\
"movd %%mm4, 112+" #dst " \n\t"\
"movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
"pmaddwd %%mm2, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
"pmaddwd 96(%2), %%mm2 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
"movq %%mm5, %%mm1 \n\t" /* A2 a2 */\
"paddd %%mm4, %%mm1 \n\t" /* A2+B2 a2+b2 */\
"psubd %%mm4, %%mm5 \n\t" /* a2-B2 a2-b2 */\
"psrad $" #shift ", %%mm1 \n\t"\
"psrad $" #shift ", %%mm5 \n\t"\
"movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
"paddd %%mm2, %%mm6 \n\t" /* A3+B3 a3+b3 */\
"psubd %%mm2, %%mm4 \n\t" /* a3-B3 a3-b3 */\
"psrad $" #shift ", %%mm6 \n\t"\
"psrad $" #shift ", %%mm4 \n\t"\
"packssdw %%mm1, %%mm1 \n\t" /* A2+B2 a2+b2 */\
"packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\
"movd %%mm1, 32+" #dst " \n\t"\
"packssdw %%mm4, %%mm4 \n\t" /* A3-B3 a3-b3 */\
"packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\
"movd %%mm6, 48+" #dst " \n\t"\
"movd %%mm4, 64+" #dst " \n\t"\
"movd %%mm5, 80+" #dst " \n\t"
//IDCT( src0, src4, src1, src5, dst, shift)
IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
"jmp 9f \n\t"
"# .p2align 4 \n\t"\
"5: \n\t"
#undef IDCT
#define IDCT(src0, src4, src1, src5, dst, shift) \
"movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
"movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
"movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
"pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
"pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
"movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
"pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
"movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
"pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
"movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
"psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
"movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
"paddd %%mm1, %%mm0 \n\t" /* A1 a1 */\
"psubd %%mm1, %%mm5 \n\t" /* A2 a2 */\
"movq 8+" #src0 ", %%mm2 \n\t" /* R4 R0 r4 r0 */\
"movq 8+" #src4 ", %%mm3 \n\t" /* R6 R2 r6 r2 */\
"movq 16(%2), %%mm1 \n\t" /* C4 C4 C4 C4 */\
"pmaddwd %%mm2, %%mm1 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"movq 24(%2), %%mm7 \n\t" /* -C4 C4 -C4 C4 */\
"pmaddwd %%mm7, %%mm2 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
"movq 32(%2), %%mm7 \n\t" /* C6 C2 C6 C2 */\
"pmaddwd %%mm3, %%mm7 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
"pmaddwd 40(%2), %%mm3 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
"paddd %%mm1, %%mm7 \n\t" /* A0 a0 */\
"paddd %%mm1, %%mm1 \n\t" /* 2C0 2c0 */\
"psubd %%mm7, %%mm1 \n\t" /* A3 a3 */\
"paddd %%mm2, %%mm3 \n\t" /* A1 a1 */\
"paddd %%mm2, %%mm2 \n\t" /* 2C1 2c1 */\
"psubd %%mm3, %%mm2 \n\t" /* A2 a2 */\
"psrad $" #shift ", %%mm4 \n\t"\
"psrad $" #shift ", %%mm7 \n\t"\
"psrad $" #shift ", %%mm3 \n\t"\
"packssdw %%mm7, %%mm4 \n\t" /* A0 a0 */\
"movq %%mm4, " #dst " \n\t"\
"psrad $" #shift ", %%mm0 \n\t"\
"packssdw %%mm3, %%mm0 \n\t" /* A1 a1 */\
"movq %%mm0, 16+" #dst " \n\t"\
"movq %%mm0, 96+" #dst " \n\t"\
"movq %%mm4, 112+" #dst " \n\t"\
"psrad $" #shift ", %%mm5 \n\t"\
"psrad $" #shift ", %%mm6 \n\t"\
"psrad $" #shift ", %%mm2 \n\t"\
"packssdw %%mm2, %%mm5 \n\t" /* A2-B2 a2-b2 */\
"movq %%mm5, 32+" #dst " \n\t"\
"psrad $" #shift ", %%mm1 \n\t"\
"packssdw %%mm1, %%mm6 \n\t" /* A3+B3 a3+b3 */\
"movq %%mm6, 48+" #dst " \n\t"\
"movq %%mm6, 64+" #dst " \n\t"\
"movq %%mm5, 80+" #dst " \n\t"
//IDCT( src0, src4, src1, src5, dst, shift)
IDCT( 0(%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
//IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
//IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
"jmp 9f \n\t"
"# .p2align 4 \n\t"\
"1: \n\t"
#undef IDCT
#define IDCT(src0, src4, src1, src5, dst, shift) \
"movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
"movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
"movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
"movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
"pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
"pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
"movq 32(%2), %%mm5 \n\t" /* C6 C2 C6 C2 */\
"pmaddwd %%mm1, %%mm5 \n\t" /* C6R6+C2R2 C6r6+C2r2 */\
"movq 40(%2), %%mm6 \n\t" /* -C2 C6 -C2 C6 */\
"pmaddwd %%mm6, %%mm1 \n\t" /* -C2R6+C6R2 -C2r6+C6r2 */\
"movq %%mm4, %%mm6 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"movq 48(%2), %%mm7 \n\t" /* C3 C1 C3 C1 */\
"pmaddwd %%mm2, %%mm7 \n\t" /* C3R3+C1R1 C3r3+C1r1 */\
"paddd %%mm5, %%mm4 \n\t" /* A0 a0 */\
"psubd %%mm5, %%mm6 \n\t" /* A3 a3 */\
"movq %%mm0, %%mm5 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
"paddd %%mm1, %%mm0 \n\t" /* A1 a1 */\
"psubd %%mm1, %%mm5 \n\t" /* A2 a2 */\
"movq 64(%2), %%mm1 \n\t"\
"pmaddwd %%mm2, %%mm1 \n\t" /* -C7R3+C3R1 -C7r3+C3r1 */\
"paddd %%mm4, %%mm7 \n\t" /* A0+B0 a0+b0 */\
"paddd %%mm4, %%mm4 \n\t" /* 2A0 2a0 */\
"psubd %%mm7, %%mm4 \n\t" /* A0-B0 a0-b0 */\
"psrad $" #shift ", %%mm7 \n\t"\
"psrad $" #shift ", %%mm4 \n\t"\
"movq %%mm0, %%mm3 \n\t" /* A1 a1 */\
"paddd %%mm1, %%mm0 \n\t" /* A1+B1 a1+b1 */\
"psubd %%mm1, %%mm3 \n\t" /* A1-B1 a1-b1 */\
"psrad $" #shift ", %%mm0 \n\t"\
"psrad $" #shift ", %%mm3 \n\t"\
"packssdw %%mm7, %%mm7 \n\t" /* A0+B0 a0+b0 */\
"movd %%mm7, " #dst " \n\t"\
"packssdw %%mm0, %%mm0 \n\t" /* A1+B1 a1+b1 */\
"movd %%mm0, 16+" #dst " \n\t"\
"packssdw %%mm3, %%mm3 \n\t" /* A1-B1 a1-b1 */\
"movd %%mm3, 96+" #dst " \n\t"\
"packssdw %%mm4, %%mm4 \n\t" /* A0-B0 a0-b0 */\
"movd %%mm4, 112+" #dst " \n\t"\
"movq 80(%2), %%mm4 \n\t" /* -C1 C5 -C1 C5 */\
"pmaddwd %%mm2, %%mm4 \n\t" /* -C1R3+C5R1 -C1r3+C5r1 */\
"pmaddwd 96(%2), %%mm2 \n\t" /* -C5R3+C7R1 -C5r3+C7r1 */\
"movq %%mm5, %%mm3 \n\t" /* A2 a2 */\
"paddd %%mm4, %%mm3 \n\t" /* A2+B2 a2+b2 */\
"psubd %%mm4, %%mm5 \n\t" /* a2-B2 a2-b2 */\
"psrad $" #shift ", %%mm3 \n\t"\
"psrad $" #shift ", %%mm5 \n\t"\
"movq %%mm6, %%mm4 \n\t" /* A3 a3 */\
"paddd %%mm2, %%mm6 \n\t" /* A3+B3 a3+b3 */\
"psubd %%mm2, %%mm4 \n\t" /* a3-B3 a3-b3 */\
"psrad $" #shift ", %%mm6 \n\t"\
"packssdw %%mm3, %%mm3 \n\t" /* A2+B2 a2+b2 */\
"movd %%mm3, 32+" #dst " \n\t"\
"psrad $" #shift ", %%mm4 \n\t"\
"packssdw %%mm6, %%mm6 \n\t" /* A3+B3 a3+b3 */\
"movd %%mm6, 48+" #dst " \n\t"\
"packssdw %%mm4, %%mm4 \n\t" /* A3-B3 a3-b3 */\
"packssdw %%mm5, %%mm5 \n\t" /* A2-B2 a2-b2 */\
"movd %%mm4, 64+" #dst " \n\t"\
"movd %%mm5, 80+" #dst " \n\t"
//IDCT( src0, src4, src1, src5, dst, shift)
IDCT( (%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
"jmp 9f \n\t"
"# .p2align 4 \n\t"
"7: \n\t"
#undef IDCT
#define IDCT(src0, src4, src1, src5, dst, shift) \
"movq " #src0 ", %%mm0 \n\t" /* R4 R0 r4 r0 */\
"movq 16(%2), %%mm4 \n\t" /* C4 C4 C4 C4 */\
"pmaddwd %%mm0, %%mm4 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"movq 24(%2), %%mm5 \n\t" /* -C4 C4 -C4 C4 */\
"pmaddwd %%mm5, %%mm0 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
"psrad $" #shift ", %%mm4 \n\t"\
"psrad $" #shift ", %%mm0 \n\t"\
"movq 8+" #src0 ", %%mm2 \n\t" /* R4 R0 r4 r0 */\
"movq 16(%2), %%mm1 \n\t" /* C4 C4 C4 C4 */\
"pmaddwd %%mm2, %%mm1 \n\t" /* C4R4+C4R0 C4r4+C4r0 */\
"movq 24(%2), %%mm7 \n\t" /* -C4 C4 -C4 C4 */\
"pmaddwd %%mm7, %%mm2 \n\t" /* -C4R4+C4R0 -C4r4+C4r0 */\
"movq 32(%2), %%mm7 \n\t" /* C6 C2 C6 C2 */\
"psrad $" #shift ", %%mm1 \n\t"\
"packssdw %%mm1, %%mm4 \n\t" /* A0 a0 */\
"movq %%mm4, " #dst " \n\t"\
"psrad $" #shift ", %%mm2 \n\t"\
"packssdw %%mm2, %%mm0 \n\t" /* A1 a1 */\
"movq %%mm0, 16+" #dst " \n\t"\
"movq %%mm0, 96+" #dst " \n\t"\
"movq %%mm4, 112+" #dst " \n\t"\
"movq %%mm0, 32+" #dst " \n\t"\
"movq %%mm4, 48+" #dst " \n\t"\
"movq %%mm4, 64+" #dst " \n\t"\
"movq %%mm0, 80+" #dst " \n\t"
//IDCT( src0, src4, src1, src5, dst, shift)
IDCT( 0(%1), 64(%1), 32(%1), 96(%1), 0(%0), 20)
//IDCT( 8(%1), 72(%1), 40(%1), 104(%1), 4(%0), 20)
IDCT( 16(%1), 80(%1), 48(%1), 112(%1), 8(%0), 20)
//IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0), 20)
#endif
/*
Input
00 40 04 44 20 60 24 64
10 30 14 34 50 70 54 74
01 41 03 43 21 61 23 63
11 31 13 33 51 71 53 73
02 42 06 46 22 62 26 66
12 32 16 36 52 72 56 76
05 45 07 47 25 65 27 67
15 35 17 37 55 75 57 77
Temp
00 04 10 14 20 24 30 34
40 44 50 54 60 64 70 74
01 03 11 13 21 23 31 33
41 43 51 53 61 63 71 73
02 06 12 16 22 26 32 36
42 46 52 56 62 66 72 76
05 07 15 17 25 27 35 37
45 47 55 57 65 67 75 77
*/
"9: \n\t"
:: "r" (block), "r" (temp), "r" (coeffs)
: "%eax"
);
}
void ff_simple_idct_mmx(int16_t *block)
{
idct(block);
}
//FIXME merge add/put into the idct
void ff_simple_idct_put_mmx(uint8_t *dest, int line_size, int16_t *block)
{
idct(block);
ff_put_pixels_clamped_mmx(block, dest, line_size);
}
void ff_simple_idct_add_mmx(uint8_t *dest, int line_size, int16_t *block)
{
idct(block);
ff_add_pixels_clamped_mmx(block, dest, line_size);
}
#endif /* HAVE_INLINE_ASM */