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ffmpeg-rockchip/libavcodec/x86/simple_idct.asm
James Darnley 8e89f6fd37 avcodec/x86: move simple_idct to external assembly
2017-05-30 13:20:42 +02:00

890 lines
38 KiB
NASM
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;
; Simple IDCT MMX
;
; Copyright (c) 2001, 2002 Michael Niedermayer <michaelni@gmx.at>
;
; Conversion from gcc syntax to x264asm syntax with minimal modifications
; by James Darnley <jdarnley@obe.tv>.
;
; 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 "libavutil/x86/x86util.asm"
SECTION_RODATA
cextern pb_80
wm1010: dw 0, 0xffff, 0, 0xffff
d40000: dd 4 << 16, 0
; 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
coeffs:
dw 1 << (ROW_SHIFT - 1), 0
dw 1 << (ROW_SHIFT - 1), 0
dw 1 << (ROW_SHIFT - 1), 1
dw 1 << (ROW_SHIFT - 1), 0
dw C4, C4, C4, C4
dw C4, -C4, C4, -C4
dw C2, C6, C2, C6
dw C6, -C2, C6, -C2
dw C1, C3, C1, C3
dw C5, C7, C5, C7
dw C3, -C7, C3, -C7
dw -C1, -C5, -C1, -C5
dw C5, -C1, C5, -C1
dw C7, C3, C7, C3
dw C7, -C5, C7, -C5
dw C3, -C1, C3, -C1
SECTION .text
%macro DC_COND_IDCT 7
movq mm0, [blockq + %1] ; R4 R0 r4 r0
movq mm1, [blockq + %2] ; R6 R2 r6 r2
movq mm2, [blockq + %3] ; R3 R1 r3 r1
movq mm3, [blockq + %4] ; R7 R5 r7 r5
movq mm4, [wm1010]
pand mm4, mm0
por mm4, mm1
por mm4, mm2
por mm4, mm3
packssdw mm4, mm4
movd t0d, mm4
or t0d, t0d
jz %%1
movq mm4, [coeffs + 16] ; C4 C4 C4 C4
pmaddwd mm4, mm0 ; C4R4+C4R0 C4r4+C4r0
movq mm5, [coeffs + 24] ; -C4 C4 -C4 C4
pmaddwd mm0, mm5 ; -C4R4+C4R0 -C4r4+C4r0
movq mm5, [coeffs + 32] ; C6 C2 C6 C2
pmaddwd mm5, mm1 ; C6R6+C2R2 C6r6+C2r2
movq mm6, [coeffs + 40] ; -C2 C6 -C2 C6
pmaddwd mm1, mm6 ; -C2R6+C6R2 -C2r6+C6r2
movq mm7, [coeffs + 48] ; C3 C1 C3 C1
pmaddwd mm7, mm2 ; C3R3+C1R1 C3r3+C1r1
paddd mm4, [coeffs + 8]
movq mm6, mm4 ; C4R4+C4R0 C4r4+C4r0
paddd mm4, mm5 ; A0 a0
psubd mm6, mm5 ; A3 a3
movq mm5, [coeffs + 56] ; C7 C5 C7 C5
pmaddwd mm5, mm3 ; C7R7+C5R5 C7r7+C5r5
paddd mm0, [coeffs + 8]
paddd mm1, mm0 ; A1 a1
paddd mm0, mm0
psubd mm0, mm1 ; A2 a2
pmaddwd mm2, [coeffs + 64] ; -C7R3+C3R1 -C7r3+C3r1
paddd mm7, mm5 ; B0 b0
movq mm5, [coeffs + 72] ; -C5 -C1 -C5 -C1
pmaddwd mm5, mm3 ; -C5R7-C1R5 -C5r7-C1r5
paddd mm7, mm4 ; A0+B0 a0+b0
paddd mm4, mm4 ; 2A0 2a0
psubd mm4, mm7 ; A0-B0 a0-b0
paddd mm5, mm2 ; B1 b1
psrad mm7, %7
psrad mm4, %7
movq mm2, mm1 ; A1 a1
paddd mm1, mm5 ; A1+B1 a1+b1
psubd mm2, mm5 ; A1-B1 a1-b1
psrad mm1, %7
psrad mm2, %7
packssdw mm7, mm1 ; A1+B1 a1+b1 A0+B0 a0+b0
packssdw mm2, mm4 ; A0-B0 a0-b0 A1-B1 a1-b1
movq [%5], mm7
movq mm1, [blockq + %3] ; R3 R1 r3 r1
movq mm4, [coeffs + 80] ; -C1 C5 -C1 C5
movq [24 + %5], mm2
pmaddwd mm4, mm1 ; -C1R3+C5R1 -C1r3+C5r1
movq mm7, [coeffs + 88] ; C3 C7 C3 C7
pmaddwd mm1, [coeffs + 96] ; -C5R3+C7R1 -C5r3+C7r1
pmaddwd mm7, mm3 ; C3R7+C7R5 C3r7+C7r5
movq mm2, mm0 ; A2 a2
pmaddwd mm3, [coeffs + 104] ; -C1R7+C3R5 -C1r7+C3r5
paddd mm4, mm7 ; B2 b2
paddd mm2, mm4 ; A2+B2 a2+b2
psubd mm0, mm4 ; a2-B2 a2-b2
psrad mm2, %7
psrad mm0, %7
movq mm4, mm6 ; A3 a3
paddd mm3, mm1 ; B3 b3
paddd mm6, mm3 ; A3+B3 a3+b3
psubd mm4, mm3 ; a3-B3 a3-b3
psrad mm6, %7
packssdw mm2, mm6 ; A3+B3 a3+b3 A2+B2 a2+b2
movq [8 + %5], mm2
psrad mm4, %7
packssdw mm4, mm0 ; A2-B2 a2-b2 A3-B3 a3-b3
movq [16 + %5], mm4
jmp %%2
%%1:
pslld mm0, 16
paddd mm0, [d40000]
psrad mm0, 13
packssdw mm0, mm0
movq [%5], mm0
movq [8 + %5], mm0
movq [16 + %5], mm0
movq [24 + %5], mm0
%%2:
%endmacro
%macro Z_COND_IDCT 8
movq mm0, [blockq + %1] ; R4 R0 r4 r0
movq mm1, [blockq + %2] ; R6 R2 r6 r2
movq mm2, [blockq + %3] ; R3 R1 r3 r1
movq mm3, [blockq + %4] ; R7 R5 r7 r5
movq mm4, mm0
por mm4, mm1
por mm4, mm2
por mm4, mm3
packssdw mm4, mm4
movd t0d, mm4
or t0d, t0d
jz %8
movq mm4, [coeffs + 16] ; C4 C4 C4 C4
pmaddwd mm4, mm0 ; C4R4+C4R0 C4r4+C4r0
movq mm5, [coeffs + 24] ; -C4 C4 -C4 C4
pmaddwd mm0, mm5 ; -C4R4+C4R0 -C4r4+C4r0
movq mm5, [coeffs + 32] ; C6 C2 C6 C2
pmaddwd mm5, mm1 ; C6R6+C2R2 C6r6+C2r2
movq mm6, [coeffs + 40] ; -C2 C6 -C2 C6
pmaddwd mm1, mm6 ; -C2R6+C6R2 -C2r6+C6r2
movq mm7, [coeffs + 48] ; C3 C1 C3 C1
pmaddwd mm7, mm2 ; C3R3+C1R1 C3r3+C1r1
paddd mm4, [coeffs]
movq mm6, mm4 ; C4R4+C4R0 C4r4+C4r0
paddd mm4, mm5 ; A0 a0
psubd mm6, mm5 ; A3 a3
movq mm5, [coeffs + 56] ; C7 C5 C7 C5
pmaddwd mm5, mm3 ; C7R7+C5R5 C7r7+C5r5
paddd mm0, [coeffs]
paddd mm1, mm0 ; A1 a1
paddd mm0, mm0
psubd mm0, mm1 ; A2 a2
pmaddwd mm2, [coeffs + 64] ; -C7R3+C3R1 -C7r3+C3r1
paddd mm7, mm5 ; B0 b0
movq mm5, [coeffs + 72] ; -C5 -C1 -C5 -C1
pmaddwd mm5, mm3 ; -C5R7-C1R5 -C5r7-C1r5
paddd mm7, mm4 ; A0+B0 a0+b0
paddd mm4, mm4 ; 2A0 2a0
psubd mm4, mm7 ; A0-B0 a0-b0
paddd mm5, mm2 ; B1 b1
psrad mm7, %7
psrad mm4, %7
movq mm2, mm1 ; A1 a1
paddd mm1, mm5 ; A1+B1 a1+b1
psubd mm2, mm5 ; A1-B1 a1-b1
psrad mm1, %7
psrad mm2, %7
packssdw mm7, mm1 ; A1+B1 a1+b1 A0+B0 a0+b0
packssdw mm2, mm4 ; A0-B0 a0-b0 A1-B1 a1-b1
movq [%5], mm7
movq mm1, [blockq + %3] ; R3 R1 r3 r1
movq mm4, [coeffs + 80] ; -C1 C5 -C1 C5
movq [24 + %5], mm2
pmaddwd mm4, mm1 ; -C1R3+C5R1 -C1r3+C5r1
movq mm7, [coeffs + 88] ; C3 C7 C3 C7
pmaddwd mm1, [coeffs + 96] ; -C5R3+C7R1 -C5r3+C7r1
pmaddwd mm7, mm3 ; C3R7+C7R5 C3r7+C7r5
movq mm2, mm0 ; A2 a2
pmaddwd mm3, [coeffs + 104] ; -C1R7+C3R5 -C1r7+C3r5
paddd mm4, mm7 ; B2 b2
paddd mm2, mm4 ; A2+B2 a2+b2
psubd mm0, mm4 ; a2-B2 a2-b2
psrad mm2, %7
psrad mm0, %7
movq mm4, mm6 ; A3 a3
paddd mm3, mm1 ; B3 b3
paddd mm6, mm3 ; A3+B3 a3+b3
psubd mm4, mm3 ; a3-B3 a3-b3
psrad mm6, %7
packssdw mm2, mm6 ; A3+B3 a3+b3 A2+B2 a2+b2
movq [8 + %5], mm2
psrad mm4, %7
packssdw mm4, mm0 ; A2-B2 a2-b2 A3-B3 a3-b3
movq [16 + %5], mm4
%endmacro
%macro IDCT1 6
movq mm0, %1 ; R4 R0 r4 r0
movq mm1, %2 ; R6 R2 r6 r2
movq mm2, %3 ; R3 R1 r3 r1
movq mm3, %4 ; R7 R5 r7 r5
movq mm4, [coeffs + 16] ; C4 C4 C4 C4
pmaddwd mm4, mm0 ; C4R4+C4R0 C4r4+C4r0
movq mm5, [coeffs + 24] ; -C4 C4 -C4 C4
pmaddwd mm0, mm5 ; -C4R4+C4R0 -C4r4+C4r0
movq mm5, [coeffs + 32] ; C6 C2 C6 C2
pmaddwd mm5, mm1 ; C6R6+C2R2 C6r6+C2r2
movq mm6, [coeffs + 40] ; -C2 C6 -C2 C6
pmaddwd mm1, mm6 ; -C2R6+C6R2 -C2r6+C6r2
movq mm6, mm4 ; C4R4+C4R0 C4r4+C4r0
movq mm7, [coeffs + 48] ; C3 C1 C3 C1
pmaddwd mm7, mm2 ; C3R3+C1R1 C3r3+C1r1
paddd mm4, mm5 ; A0 a0
psubd mm6, mm5 ; A3 a3
movq mm5, mm0 ; -C4R4+C4R0 -C4r4+C4r0
paddd mm0, mm1 ; A1 a1
psubd mm5, mm1 ; A2 a2
movq mm1, [coeffs + 56] ; C7 C5 C7 C5
pmaddwd mm1, mm3 ; C7R7+C5R5 C7r7+C5r5
pmaddwd mm2, [coeffs + 64] ; -C7R3+C3R1 -C7r3+C3r1
paddd mm7, mm1 ; B0 b0
movq mm1, [coeffs + 72] ; -C5 -C1 -C5 -C1
pmaddwd mm1, mm3 ; -C5R7-C1R5 -C5r7-C1r5
paddd mm7, mm4 ; A0+B0 a0+b0
paddd mm4, mm4 ; 2A0 2a0
psubd mm4, mm7 ; A0-B0 a0-b0
paddd mm1, mm2 ; B1 b1
psrad mm7, %6
psrad mm4, %6
movq mm2, mm0 ; A1 a1
paddd mm0, mm1 ; A1+B1 a1+b1
psubd mm2, mm1 ; A1-B1 a1-b1
psrad mm0, %6
psrad mm2, %6
packssdw mm7, mm7 ; A0+B0 a0+b0
movd [%5], mm7
packssdw mm0, mm0 ; A1+B1 a1+b1
movd [16 + %5], mm0
packssdw mm2, mm2 ; A1-B1 a1-b1
movd [96 + %5], mm2
packssdw mm4, mm4 ; A0-B0 a0-b0
movd [112 + %5], mm4
movq mm0, %3 ; R3 R1 r3 r1
movq mm4, [coeffs + 80] ; -C1 C5 -C1 C5
pmaddwd mm4, mm0 ; -C1R3+C5R1 -C1r3+C5r1
movq mm7, [coeffs + 88] ; C3 C7 C3 C7
pmaddwd mm0, [coeffs + 96] ; -C5R3+C7R1 -C5r3+C7r1
pmaddwd mm7, mm3 ; C3R7+C7R5 C3r7+C7r5
movq mm2, mm5 ; A2 a2
pmaddwd mm3, [coeffs + 104] ; -C1R7+C3R5 -C1r7+C3r5
paddd mm4, mm7 ; B2 b2
paddd mm2, mm4 ; A2+B2 a2+b2
psubd mm5, mm4 ; a2-B2 a2-b2
psrad mm2, %6
psrad mm5, %6
movq mm4, mm6 ; A3 a3
paddd mm3, mm0 ; B3 b3
paddd mm6, mm3 ; A3+B3 a3+b3
psubd mm4, mm3 ; a3-B3 a3-b3
psrad mm6, %6
psrad mm4, %6
packssdw mm2, mm2 ; A2+B2 a2+b2
packssdw mm6, mm6 ; A3+B3 a3+b3
movd [32 + %5], mm2
packssdw mm4, mm4 ; A3-B3 a3-b3
packssdw mm5, mm5 ; A2-B2 a2-b2
movd [48 + %5], mm6
movd [64 + %5], mm4
movd [80 + %5], mm5
%endmacro
%macro IDCT2 6
movq mm0, %1 ; R4 R0 r4 r0
movq mm1, %2 ; R6 R2 r6 r2
movq mm3, %4 ; R7 R5 r7 r5
movq mm4, [coeffs + 16] ; C4 C4 C4 C4
pmaddwd mm4, mm0 ; C4R4+C4R0 C4r4+C4r0
movq mm5, [coeffs + 24] ; -C4 C4 -C4 C4
pmaddwd mm0, mm5 ; -C4R4+C4R0 -C4r4+C4r0
movq mm5, [coeffs + 32] ; C6 C2 C6 C2
pmaddwd mm5, mm1 ; C6R6+C2R2 C6r6+C2r2
movq mm6, [coeffs + 40] ; -C2 C6 -C2 C6
pmaddwd mm1, mm6 ; -C2R6+C6R2 -C2r6+C6r2
movq mm6, mm4 ; C4R4+C4R0 C4r4+C4r0
paddd mm4, mm5 ; A0 a0
psubd mm6, mm5 ; A3 a3
movq mm5, mm0 ; -C4R4+C4R0 -C4r4+C4r0
paddd mm0, mm1 ; A1 a1
psubd mm5, mm1 ; A2 a2
movq mm1, [coeffs + 56] ; C7 C5 C7 C5
pmaddwd mm1, mm3 ; C7R7+C5R5 C7r7+C5r5
movq mm7, [coeffs + 72] ; -C5 -C1 -C5 -C1
pmaddwd mm7, mm3 ; -C5R7-C1R5 -C5r7-C1r5
paddd mm1, mm4 ; A0+B0 a0+b0
paddd mm4, mm4 ; 2A0 2a0
psubd mm4, mm1 ; A0-B0 a0-b0
psrad mm1, %6
psrad mm4, %6
movq mm2, mm0 ; A1 a1
paddd mm0, mm7 ; A1+B1 a1+b1
psubd mm2, mm7 ; A1-B1 a1-b1
psrad mm0, %6
psrad mm2, %6
packssdw mm1, mm1 ; A0+B0 a0+b0
movd [%5], mm1
packssdw mm0, mm0 ; A1+B1 a1+b1
movd [16 + %5], mm0
packssdw mm2, mm2 ; A1-B1 a1-b1
movd [96 + %5], mm2
packssdw mm4, mm4 ; A0-B0 a0-b0
movd [112 + %5], mm4
movq mm1, [coeffs + 88] ; C3 C7 C3 C7
pmaddwd mm1, mm3 ; C3R7+C7R5 C3r7+C7r5
movq mm2, mm5 ; A2 a2
pmaddwd mm3, [coeffs + 104] ; -C1R7+C3R5 -C1r7+C3r5
paddd mm2, mm1 ; A2+B2 a2+b2
psubd mm5, mm1 ; a2-B2 a2-b2
psrad mm2, %6
psrad mm5, %6
movq mm1, mm6 ; A3 a3
paddd mm6, mm3 ; A3+B3 a3+b3
psubd mm1, mm3 ; a3-B3 a3-b3
psrad mm6, %6
psrad mm1, %6
packssdw mm2, mm2 ; A2+B2 a2+b2
packssdw mm6, mm6 ; A3+B3 a3+b3
movd [32 + %5], mm2
packssdw mm1, mm1 ; A3-B3 a3-b3
packssdw mm5, mm5 ; A2-B2 a2-b2
movd [48 + %5], mm6
movd [64 + %5], mm1
movd [80 + %5], mm5
%endmacro
%macro IDCT3 6
movq mm0, %1 ; R4 R0 r4 r0
movq mm3, %4 ; R7 R5 r7 r5
movq mm4, [coeffs + 16] ; C4 C4 C4 C4
pmaddwd mm4, mm0 ; C4R4+C4R0 C4r4+C4r0
movq mm5, [coeffs + 24] ; -C4 C4 -C4 C4
pmaddwd mm0, mm5 ; -C4R4+C4R0 -C4r4+C4r0
movq mm6, mm4 ; C4R4+C4R0 C4r4+C4r0
movq mm5, mm0 ; -C4R4+C4R0 -C4r4+C4r0
movq mm1, [coeffs + 56] ; C7 C5 C7 C5
pmaddwd mm1, mm3 ; C7R7+C5R5 C7r7+C5r5
movq mm7, [coeffs + 72] ; -C5 -C1 -C5 -C1
pmaddwd mm7, mm3 ; -C5R7-C1R5 -C5r7-C1r5
paddd mm1, mm4 ; A0+B0 a0+b0
paddd mm4, mm4 ; 2A0 2a0
psubd mm4, mm1 ; A0-B0 a0-b0
psrad mm1, %6
psrad mm4, %6
movq mm2, mm0 ; A1 a1
paddd mm0, mm7 ; A1+B1 a1+b1
psubd mm2, mm7 ; A1-B1 a1-b1
psrad mm0, %6
psrad mm2, %6
packssdw mm1, mm1 ; A0+B0 a0+b0
movd [%5], mm1
packssdw mm0, mm0 ; A1+B1 a1+b1
movd [16 + %5], mm0
packssdw mm2, mm2 ; A1-B1 a1-b1
movd [96 + %5], mm2
packssdw mm4, mm4 ; A0-B0 a0-b0
movd [112 + %5], mm4
movq mm1, [coeffs + 88] ; C3 C7 C3 C7
pmaddwd mm1, mm3 ; C3R7+C7R5 C3r7+C7r5
movq mm2, mm5 ; A2 a2
pmaddwd mm3, [coeffs + 104] ; -C1R7+C3R5 -C1r7+C3r5
paddd mm2, mm1 ; A2+B2 a2+b2
psubd mm5, mm1 ; a2-B2 a2-b2
psrad mm2, %6
psrad mm5, %6
movq mm1, mm6 ; A3 a3
paddd mm6, mm3 ; A3+B3 a3+b3
psubd mm1, mm3 ; a3-B3 a3-b3
psrad mm6, %6
psrad mm1, %6
packssdw mm2, mm2 ; A2+B2 a2+b2
packssdw mm6, mm6 ; A3+B3 a3+b3
movd [32 + %5], mm2
packssdw mm1, mm1 ; A3-B3 a3-b3
packssdw mm5, mm5 ; A2-B2 a2-b2
movd [48 + %5], mm6
movd [64 + %5], mm1
movd [80 + %5], mm5
%endmacro
%macro IDCT4 6
movq mm0, %1 ; R4 R0 r4 r0
movq mm2, %3 ; R3 R1 r3 r1
movq mm3, %4 ; R7 R5 r7 r5
movq mm4, [coeffs + 16] ; C4 C4 C4 C4
pmaddwd mm4, mm0 ; C4R4+C4R0 C4r4+C4r0
movq mm5, [coeffs + 24] ; -C4 C4 -C4 C4
pmaddwd mm0, mm5 ; -C4R4+C4R0 -C4r4+C4r0
movq mm6, mm4 ; C4R4+C4R0 C4r4+C4r0
movq mm7, [coeffs + 48] ; C3 C1 C3 C1
pmaddwd mm7, mm2 ; C3R3+C1R1 C3r3+C1r1
movq mm5, mm0 ; -C4R4+C4R0 -C4r4+C4r0
movq mm1, [coeffs + 56] ; C7 C5 C7 C5
pmaddwd mm1, mm3 ; C7R7+C5R5 C7r7+C5r5
pmaddwd mm2, [coeffs + 64] ; -C7R3+C3R1 -C7r3+C3r1
paddd mm7, mm1 ; B0 b0
movq mm1, [coeffs + 72] ; -C5 -C1 -C5 -C1
pmaddwd mm1, mm3 ; -C5R7-C1R5 -C5r7-C1r5
paddd mm7, mm4 ; A0+B0 a0+b0
paddd mm4, mm4 ; 2A0 2a0
psubd mm4, mm7 ; A0-B0 a0-b0
paddd mm1, mm2 ; B1 b1
psrad mm7, %6
psrad mm4, %6
movq mm2, mm0 ; A1 a1
paddd mm0, mm1 ; A1+B1 a1+b1
psubd mm2, mm1 ; A1-B1 a1-b1
psrad mm0, %6
psrad mm2, %6
packssdw mm7, mm7 ; A0+B0 a0+b0
movd [%5], mm7
packssdw mm0, mm0 ; A1+B1 a1+b1
movd [16 + %5], mm0
packssdw mm2, mm2 ; A1-B1 a1-b1
movd [96 + %5], mm2
packssdw mm4, mm4 ; A0-B0 a0-b0
movd [112 + %5], mm4
movq mm0, %3 ; R3 R1 r3 r1
movq mm4, [coeffs + 80] ; -C1 C5 -C1 C5
pmaddwd mm4, mm0 ; -C1R3+C5R1 -C1r3+C5r1
movq mm7, [coeffs + 88] ; C3 C7 C3 C7
pmaddwd mm0, [coeffs + 96] ; -C5R3+C7R1 -C5r3+C7r1
pmaddwd mm7, mm3 ; C3R7+C7R5 C3r7+C7r5
movq mm2, mm5 ; A2 a2
pmaddwd mm3, [coeffs + 104] ; -C1R7+C3R5 -C1r7+C3r5
paddd mm4, mm7 ; B2 b2
paddd mm2, mm4 ; A2+B2 a2+b2
psubd mm5, mm4 ; a2-B2 a2-b2
psrad mm2, %6
psrad mm5, %6
movq mm4, mm6 ; A3 a3
paddd mm3, mm0 ; B3 b3
paddd mm6, mm3 ; A3+B3 a3+b3
psubd mm4, mm3 ; a3-B3 a3-b3
psrad mm6, %6
psrad mm4, %6
packssdw mm2, mm2 ; A2+B2 a2+b2
packssdw mm6, mm6 ; A3+B3 a3+b3
movd [32 + %5], mm2
packssdw mm4, mm4 ; A3-B3 a3-b3
packssdw mm5, mm5 ; A2-B2 a2-b2
movd [48 + %5], mm6
movd [64 + %5], mm4
movd [80 + %5], mm5
%endmacro
%macro IDCT5 6
movq mm0, %1 ; R4 R0 r4 r0
movq mm2, %3 ; R3 R1 r3 r1
movq mm4, [coeffs + 16] ; C4 C4 C4 C4
pmaddwd mm4, mm0 ; C4R4+C4R0 C4r4+C4r0
movq mm5, [coeffs + 24] ; -C4 C4 -C4 C4
pmaddwd mm0, mm5 ; -C4R4+C4R0 -C4r4+C4r0
movq mm6, mm4 ; C4R4+C4R0 C4r4+C4r0
movq mm7, [coeffs + 48] ; C3 C1 C3 C1
pmaddwd mm7, mm2 ; C3R3+C1R1 C3r3+C1r1
movq mm5, mm0 ; -C4R4+C4R0 -C4r4+C4r0
movq mm3, [coeffs + 64]
pmaddwd mm3, mm2 ; -C7R3+C3R1 -C7r3+C3r1
paddd mm7, mm4 ; A0+B0 a0+b0
paddd mm4, mm4 ; 2A0 2a0
psubd mm4, mm7 ; A0-B0 a0-b0
psrad mm7, %6
psrad mm4, %6
movq mm1, mm0 ; A1 a1
paddd mm0, mm3 ; A1+B1 a1+b1
psubd mm1, mm3 ; A1-B1 a1-b1
psrad mm0, %6
psrad mm1, %6
packssdw mm7, mm7 ; A0+B0 a0+b0
movd [%5], mm7
packssdw mm0, mm0 ; A1+B1 a1+b1
movd [16 + %5], mm0
packssdw mm1, mm1 ; A1-B1 a1-b1
movd [96 + %5], mm1
packssdw mm4, mm4 ; A0-B0 a0-b0
movd [112 + %5], mm4
movq mm4, [coeffs + 80] ; -C1 C5 -C1 C5
pmaddwd mm4, mm2 ; -C1R3+C5R1 -C1r3+C5r1
pmaddwd mm2, [coeffs + 96] ; -C5R3+C7R1 -C5r3+C7r1
movq mm1, mm5 ; A2 a2
paddd mm1, mm4 ; A2+B2 a2+b2
psubd mm5, mm4 ; a2-B2 a2-b2
psrad mm1, %6
psrad mm5, %6
movq mm4, mm6 ; A3 a3
paddd mm6, mm2 ; A3+B3 a3+b3
psubd mm4, mm2 ; a3-B3 a3-b3
psrad mm6, %6
psrad mm4, %6
packssdw mm1, mm1 ; A2+B2 a2+b2
packssdw mm6, mm6 ; A3+B3 a3+b3
movd [32 + %5], mm1
packssdw mm4, mm4 ; A3-B3 a3-b3
packssdw mm5, mm5 ; A2-B2 a2-b2
movd [48 + %5], mm6
movd [64 + %5], mm4
movd [80 + %5], mm5
%endmacro
%macro IDCT6 6
movq mm0, [%1] ; R4 R0 r4 r0
movq mm1, [%2] ; R6 R2 r6 r2
movq mm4, [coeffs + 16] ; C4 C4 C4 C4
pmaddwd mm4, mm0 ; C4R4+C4R0 C4r4+C4r0
movq mm5, [coeffs + 24] ; -C4 C4 -C4 C4
pmaddwd mm0, mm5 ; -C4R4+C4R0 -C4r4+C4r0
movq mm5, [coeffs + 32] ; C6 C2 C6 C2
pmaddwd mm5, mm1 ; C6R6+C2R2 C6r6+C2r2
movq mm6, [coeffs + 40] ; -C2 C6 -C2 C6
pmaddwd mm1, mm6 ; -C2R6+C6R2 -C2r6+C6r2
movq mm6, mm4 ; C4R4+C4R0 C4r4+C4r0
paddd mm4, mm5 ; A0 a0
psubd mm6, mm5 ; A3 a3
movq mm5, mm0 ; -C4R4+C4R0 -C4r4+C4r0
paddd mm0, mm1 ; A1 a1
psubd mm5, mm1 ; A2 a2
movq mm2, [8 + %1] ; R4 R0 r4 r0
movq mm3, [8 + %2] ; R6 R2 r6 r2
movq mm1, [coeffs + 16] ; C4 C4 C4 C4
pmaddwd mm1, mm2 ; C4R4+C4R0 C4r4+C4r0
movq mm7, [coeffs + 24] ; -C4 C4 -C4 C4
pmaddwd mm2, mm7 ; -C4R4+C4R0 -C4r4+C4r0
movq mm7, [coeffs + 32] ; C6 C2 C6 C2
pmaddwd mm7, mm3 ; C6R6+C2R2 C6r6+C2r2
pmaddwd mm3, [coeffs + 40] ; -C2R6+C6R2 -C2r6+C6r2
paddd mm7, mm1 ; A0 a0
paddd mm1, mm1 ; 2C0 2c0
psubd mm1, mm7 ; A3 a3
paddd mm3, mm2 ; A1 a1
paddd mm2, mm2 ; 2C1 2c1
psubd mm2, mm3 ; A2 a2
psrad mm4, %6
psrad mm7, %6
psrad mm3, %6
packssdw mm4, mm7 ; A0 a0
movq [%5], mm4
psrad mm0, %6
packssdw mm0, mm3 ; A1 a1
movq [16 + %5], mm0
movq [96 + %5], mm0
movq [112 + %5], mm4
psrad mm5, %6
psrad mm6, %6
psrad mm2, %6
packssdw mm5, mm2 ; A2-B2 a2-b2
movq [32 + %5], mm5
psrad mm1, %6
packssdw mm6, mm1 ; A3+B3 a3+b3
movq [48 + %5], mm6
movq [64 + %5], mm6
movq [80 + %5], mm5
%endmacro
%macro IDCT7 6
movq mm0, %1 ; R4 R0 r4 r0
movq mm1, %2 ; R6 R2 r6 r2
movq mm2, %3 ; R3 R1 r3 r1
movq mm4, [coeffs + 16] ; C4 C4 C4 C4
pmaddwd mm4, mm0 ; C4R4+C4R0 C4r4+C4r0
movq mm5, [coeffs + 24] ; -C4 C4 -C4 C4
pmaddwd mm0, mm5 ; -C4R4+C4R0 -C4r4+C4r0
movq mm5, [coeffs + 32] ; C6 C2 C6 C2
pmaddwd mm5, mm1 ; C6R6+C2R2 C6r6+C2r2
movq mm6, [coeffs + 40] ; -C2 C6 -C2 C6
pmaddwd mm1, mm6 ; -C2R6+C6R2 -C2r6+C6r2
movq mm6, mm4 ; C4R4+C4R0 C4r4+C4r0
movq mm7, [coeffs + 48] ; C3 C1 C3 C1
pmaddwd mm7, mm2 ; C3R3+C1R1 C3r3+C1r1
paddd mm4, mm5 ; A0 a0
psubd mm6, mm5 ; A3 a3
movq mm5, mm0 ; -C4R4+C4R0 -C4r4+C4r0
paddd mm0, mm1 ; A1 a1
psubd mm5, mm1 ; A2 a2
movq mm1, [coeffs + 64]
pmaddwd mm1, mm2 ; -C7R3+C3R1 -C7r3+C3r1
paddd mm7, mm4 ; A0+B0 a0+b0
paddd mm4, mm4 ; 2A0 2a0
psubd mm4, mm7 ; A0-B0 a0-b0
psrad mm7, %6
psrad mm4, %6
movq mm3, mm0 ; A1 a1
paddd mm0, mm1 ; A1+B1 a1+b1
psubd mm3, mm1 ; A1-B1 a1-b1
psrad mm0, %6
psrad mm3, %6
packssdw mm7, mm7 ; A0+B0 a0+b0
movd [%5], mm7
packssdw mm0, mm0 ; A1+B1 a1+b1
movd [16 + %5], mm0
packssdw mm3, mm3 ; A1-B1 a1-b1
movd [96 + %5], mm3
packssdw mm4, mm4 ; A0-B0 a0-b0
movd [112 + %5], mm4
movq mm4, [coeffs + 80] ; -C1 C5 -C1 C5
pmaddwd mm4, mm2 ; -C1R3+C5R1 -C1r3+C5r1
pmaddwd mm2, [coeffs + 96] ; -C5R3+C7R1 -C5r3+C7r1
movq mm3, mm5 ; A2 a2
paddd mm3, mm4 ; A2+B2 a2+b2
psubd mm5, mm4 ; a2-B2 a2-b2
psrad mm3, %6
psrad mm5, %6
movq mm4, mm6 ; A3 a3
paddd mm6, mm2 ; A3+B3 a3+b3
psubd mm4, mm2 ; a3-B3 a3-b3
psrad mm6, %6
packssdw mm3, mm3 ; A2+B2 a2+b2
movd [32 + %5], mm3
psrad mm4, %6
packssdw mm6, mm6 ; A3+B3 a3+b3
movd [48 + %5], mm6
packssdw mm4, mm4 ; A3-B3 a3-b3
packssdw mm5, mm5 ; A2-B2 a2-b2
movd [64 + %5], mm4
movd [80 + %5], mm5
%endmacro
%macro IDCT8 6
movq mm0, [%1] ; R4 R0 r4 r0
movq mm4, [coeffs + 16] ; C4 C4 C4 C4
pmaddwd mm4, mm0 ; C4R4+C4R0 C4r4+C4r0
movq mm5, [coeffs + 24] ; -C4 C4 -C4 C4
pmaddwd mm0, mm5 ; -C4R4+C4R0 -C4r4+C4r0
psrad mm4, %6
psrad mm0, %6
movq mm2, [8 + %1] ; R4 R0 r4 r0
movq mm1, [coeffs + 16] ; C4 C4 C4 C4
pmaddwd mm1, mm2 ; C4R4+C4R0 C4r4+C4r0
movq mm7, [coeffs + 24] ; -C4 C4 -C4 C4
pmaddwd mm2, mm7 ; -C4R4+C4R0 -C4r4+C4r0
movq mm7, [coeffs + 32] ; C6 C2 C6 C2
psrad mm1, %6
packssdw mm4, mm1 ; A0 a0
movq [%5], mm4
psrad mm2, %6
packssdw mm0, mm2 ; A1 a1
movq [16 + %5], mm0
movq [96 + %5], mm0
movq [112 + %5], mm4
movq [32 + %5], mm0
movq [48 + %5], mm4
movq [64 + %5], mm4
movq [80 + %5], mm0
%endmacro
%macro IDCT 0
DC_COND_IDCT 0, 8, 16, 24, rsp + 0, null, 11
Z_COND_IDCT 32, 40, 48, 56, rsp + 32, null, 11, %%4
Z_COND_IDCT 64, 72, 80, 88, rsp + 64, null, 11, %%2
Z_COND_IDCT 96, 104, 112, 120, rsp + 96, null, 11, %%1
IDCT1 [rsp + 0], [rsp + 64], [rsp + 32], [rsp + 96], blockq + 0, 20
IDCT1 [rsp + 8], [rsp + 72], [rsp + 40], [rsp + 104], blockq + 4, 20
IDCT1 [rsp + 16], [rsp + 80], [rsp + 48], [rsp + 112], blockq + 8, 20
IDCT1 [rsp + 24], [rsp + 88], [rsp + 56], [rsp + 120], blockq + 12, 20
jmp %%9
ALIGN 16
%%4:
Z_COND_IDCT 64, 72, 80, 88, rsp + 64, null, 11, %%6
Z_COND_IDCT 96, 104, 112, 120, rsp + 96, null, 11, %%5
IDCT2 [rsp + 0], [rsp + 64], [rsp + 32], [rsp + 96], blockq + 0, 20
IDCT2 [rsp + 8], [rsp + 72], [rsp + 40], [rsp + 104], blockq + 4, 20
IDCT2 [rsp + 16], [rsp + 80], [rsp + 48], [rsp + 112], blockq + 8, 20
IDCT2 [rsp + 24], [rsp + 88], [rsp + 56], [rsp + 120], blockq + 12, 20
jmp %%9
ALIGN 16
%%6:
Z_COND_IDCT 96, 104, 112, 120, rsp + 96, null, 11, %%7
IDCT3 [rsp + 0], [rsp + 64], [rsp + 32], [rsp + 96], blockq + 0, 20
IDCT3 [rsp + 8], [rsp + 72], [rsp + 40], [rsp + 104], blockq + 4, 20
IDCT3 [rsp + 16], [rsp + 80], [rsp + 48], [rsp + 112], blockq + 8, 20
IDCT3 [rsp + 24], [rsp + 88], [rsp + 56], [rsp + 120], blockq + 12, 20
jmp %%9
ALIGN 16
%%2:
Z_COND_IDCT 96, 104, 112, 120, rsp + 96, null, 11, %%3
IDCT4 [rsp + 0], [rsp + 64], [rsp + 32], [rsp + 96], blockq + 0, 20
IDCT4 [rsp + 8], [rsp + 72], [rsp + 40], [rsp + 104], blockq + 4, 20
IDCT4 [rsp + 16], [rsp + 80], [rsp + 48], [rsp + 112], blockq + 8, 20
IDCT4 [rsp + 24], [rsp + 88], [rsp + 56], [rsp + 120], blockq + 12, 20
jmp %%9
ALIGN 16
%%3:
IDCT5 [rsp + 0], [rsp + 64], [rsp + 32], [rsp + 96], blockq + 0, 20
IDCT5 [rsp + 8], [rsp + 72], [rsp + 40], [rsp + 104], blockq + 4, 20
IDCT5 [rsp + 16], [rsp + 80], [rsp + 48], [rsp + 112], blockq + 8, 20
IDCT5 [rsp + 24], [rsp + 88], [rsp + 56], [rsp + 120], blockq + 12, 20
jmp %%9
ALIGN 16
%%5:
IDCT6 rsp + 0, rsp + 64, rsp + 32, rsp + 96, blockq + 0, 20
IDCT6 rsp + 16, rsp + 80, rsp + 48, rsp + 112, blockq + 8, 20
jmp %%9
ALIGN 16
%%1:
IDCT7 [rsp + 0], [rsp + 64], [rsp + 32], [rsp + 96], blockq + 0, 20
IDCT7 [rsp + 8], [rsp + 72], [rsp + 40], [rsp + 104], blockq + 4, 20
IDCT7 [rsp + 16], [rsp + 80], [rsp + 48], [rsp + 112], blockq + 8, 20
IDCT7 [rsp + 24], [rsp + 88], [rsp + 56], [rsp + 120], blockq + 12, 20
jmp %%9
ALIGN 16
%%7:
IDCT8 rsp + 0, rsp + 64, rsp + 32, rsp + 96, blockq + 0, 20
IDCT8 rsp + 16, rsp + 80, rsp + 48, rsp + 112, blockq + 8, 20
%%9:
%endmacro
%macro PUT_PIXELS_CLAMPED_HALF 1
mova m0, [blockq+mmsize*0+%1]
mova m1, [blockq+mmsize*2+%1]
%if mmsize == 8
mova m2, [blockq+mmsize*4+%1]
mova m3, [blockq+mmsize*6+%1]
%endif
packuswb m0, [blockq+mmsize*1+%1]
packuswb m1, [blockq+mmsize*3+%1]
%if mmsize == 8
packuswb m2, [blockq+mmsize*5+%1]
packuswb m3, [blockq+mmsize*7+%1]
movq [pixelsq], m0
movq [lsizeq+pixelsq], m1
movq [2*lsizeq+pixelsq], m2
movq [lsize3q+pixelsq], m3
%else
movq [pixelsq], m0
movhps [lsizeq+pixelsq], m0
movq [2*lsizeq+pixelsq], m1
movhps [lsize3q+pixelsq], m1
%endif
%endmacro
%macro ADD_PIXELS_CLAMPED 1
mova m0, [blockq+mmsize*0+%1]
mova m1, [blockq+mmsize*1+%1]
%if mmsize == 8
mova m5, [blockq+mmsize*2+%1]
mova m6, [blockq+mmsize*3+%1]
%endif
movq m2, [pixelsq]
movq m3, [pixelsq+lsizeq]
%if mmsize == 8
mova m7, m2
punpcklbw m2, m4
punpckhbw m7, m4
paddsw m0, m2
paddsw m1, m7
mova m7, m3
punpcklbw m3, m4
punpckhbw m7, m4
paddsw m5, m3
paddsw m6, m7
%else
punpcklbw m2, m4
punpcklbw m3, m4
paddsw m0, m2
paddsw m1, m3
%endif
packuswb m0, m1
%if mmsize == 8
packuswb m5, m6
movq [pixelsq], m0
movq [pixelsq+lsizeq], m5
%else
movq [pixelsq], m0
movhps [pixelsq+lsizeq], m0
%endif
%endmacro
INIT_MMX mmx
cglobal simple_idct, 1, 2, 8, 128, block, t0
IDCT
RET
cglobal simple_idct_put, 3, 5, 8, 128, pixels, lsize, block, lsize3, t0
IDCT
lea lsize3q, [lsizeq*3]
PUT_PIXELS_CLAMPED_HALF 0
lea pixelsq, [pixelsq+lsizeq*4]
PUT_PIXELS_CLAMPED_HALF 64
RET
cglobal simple_idct_add, 3, 4, 8, 128, pixels, lsize, block, t0
IDCT
pxor m4, m4
ADD_PIXELS_CLAMPED 0
lea pixelsq, [pixelsq+lsizeq*2]
ADD_PIXELS_CLAMPED 32
lea pixelsq, [pixelsq+lsizeq*2]
ADD_PIXELS_CLAMPED 64
lea pixelsq, [pixelsq+lsizeq*2]
ADD_PIXELS_CLAMPED 96
RET
INIT_XMM sse2
cglobal simple_idct_put, 3, 5, 8, 128, pixels, lsize, block, lsize3, t0
IDCT
lea lsize3q, [lsizeq*3]
PUT_PIXELS_CLAMPED_HALF 0
lea pixelsq, [pixelsq+lsizeq*4]
PUT_PIXELS_CLAMPED_HALF 64
RET
cglobal simple_idct_add, 3, 4, 8, 128, pixels, lsize, block, t0
IDCT
pxor m4, m4
ADD_PIXELS_CLAMPED 0
lea pixelsq, [pixelsq+lsizeq*2]
ADD_PIXELS_CLAMPED 32
lea pixelsq, [pixelsq+lsizeq*2]
ADD_PIXELS_CLAMPED 64
lea pixelsq, [pixelsq+lsizeq*2]
ADD_PIXELS_CLAMPED 96
RET
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