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gerrit-public.fairphone.software / platform / external / libjpeg-turbo / b2817f52517361caff3dbab7373abc1b791f3246 / . / simd / jfdctint-sse2-64.asm
blob: c23fcfb9b4047b7d0ced7e5499e3322e4311dafe [file] [log] [blame]
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]1;
DRC72130be2014-05-09 20:14:26 +0000[diff] [blame]2; jfdctint.asm - accurate integer FDCT (64-bit SSE2)
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]3;
4; Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]5; Copyright 2009 D. R. Commander
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]6;
7; Based on
8; x86 SIMD extension for IJG JPEG library
9; Copyright (C) 1999-2006, MIYASAKA Masaru.
10; For conditions of distribution and use, see copyright notice in jsimdext.inc
11;
12; This file should be assembled with NASM (Netwide Assembler),
13; can *not* be assembled with Microsoft's MASM or any compatible
14; assembler (including Borland's Turbo Assembler).
15; NASM is available from http://nasm.sourceforge.net/ or
16; http://sourceforge.net/project/showfiles.php?group_id=6208
17;
18; This file contains a slow-but-accurate integer implementation of the
19; forward DCT (Discrete Cosine Transform). The following code is based
20; directly on the IJG's original jfdctint.c; see the jfdctint.c for
21; more details.
22;
23; [TAB8]
24
25%include "jsimdext.inc"
26%include "jdct.inc"
27
28; --------------------------------------------------------------------------
29
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]30%define CONST_BITS 13
31%define PASS1_BITS 2
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]32
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]33%define DESCALE_P1 (CONST_BITS-PASS1_BITS)
34%define DESCALE_P2 (CONST_BITS+PASS1_BITS)
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]35
36%if CONST_BITS == 13
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]37F_0_298 equ 2446 ; FIX(0.298631336)
38F_0_390 equ 3196 ; FIX(0.390180644)
39F_0_541 equ 4433 ; FIX(0.541196100)
40F_0_765 equ 6270 ; FIX(0.765366865)
41F_0_899 equ 7373 ; FIX(0.899976223)
42F_1_175 equ 9633 ; FIX(1.175875602)
43F_1_501 equ 12299 ; FIX(1.501321110)
44F_1_847 equ 15137 ; FIX(1.847759065)
45F_1_961 equ 16069 ; FIX(1.961570560)
46F_2_053 equ 16819 ; FIX(2.053119869)
47F_2_562 equ 20995 ; FIX(2.562915447)
48F_3_072 equ 25172 ; FIX(3.072711026)
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]49%else
50; NASM cannot do compile-time arithmetic on floating-point constants.
51%define DESCALE(x,n) (((x)+(1<<((n)-1)))>>(n))
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]52F_0_298 equ DESCALE( 320652955,30-CONST_BITS) ; FIX(0.298631336)
53F_0_390 equ DESCALE( 418953276,30-CONST_BITS) ; FIX(0.390180644)
54F_0_541 equ DESCALE( 581104887,30-CONST_BITS) ; FIX(0.541196100)
55F_0_765 equ DESCALE( 821806413,30-CONST_BITS) ; FIX(0.765366865)
56F_0_899 equ DESCALE( 966342111,30-CONST_BITS) ; FIX(0.899976223)
57F_1_175 equ DESCALE(1262586813,30-CONST_BITS) ; FIX(1.175875602)
58F_1_501 equ DESCALE(1612031267,30-CONST_BITS) ; FIX(1.501321110)
59F_1_847 equ DESCALE(1984016188,30-CONST_BITS) ; FIX(1.847759065)
60F_1_961 equ DESCALE(2106220350,30-CONST_BITS) ; FIX(1.961570560)
61F_2_053 equ DESCALE(2204520673,30-CONST_BITS) ; FIX(2.053119869)
62F_2_562 equ DESCALE(2751909506,30-CONST_BITS) ; FIX(2.562915447)
63F_3_072 equ DESCALE(3299298341,30-CONST_BITS) ; FIX(3.072711026)
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]64%endif
65
66; --------------------------------------------------------------------------
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]67 SECTION SEG_CONST
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]68
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]69 alignz 16
70 global EXTN(jconst_fdct_islow_sse2)
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]71
72EXTN(jconst_fdct_islow_sse2):
73
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]74PW_F130_F054 times 4 dw (F_0_541+F_0_765), F_0_541
75PW_F054_MF130 times 4 dw F_0_541, (F_0_541-F_1_847)
76PW_MF078_F117 times 4 dw (F_1_175-F_1_961), F_1_175
77PW_F117_F078 times 4 dw F_1_175, (F_1_175-F_0_390)
78PW_MF060_MF089 times 4 dw (F_0_298-F_0_899),-F_0_899
79PW_MF089_F060 times 4 dw -F_0_899, (F_1_501-F_0_899)
80PW_MF050_MF256 times 4 dw (F_2_053-F_2_562),-F_2_562
81PW_MF256_F050 times 4 dw -F_2_562, (F_3_072-F_2_562)
82PD_DESCALE_P1 times 4 dd 1 << (DESCALE_P1-1)
83PD_DESCALE_P2 times 4 dd 1 << (DESCALE_P2-1)
84PW_DESCALE_P2X times 8 dw 1 << (PASS1_BITS-1)
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]85
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]86 alignz 16
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]87
88; --------------------------------------------------------------------------
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]89 SECTION SEG_TEXT
90 BITS 64
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]91;
92; Perform the forward DCT on one block of samples.
93;
94; GLOBAL(void)
DRCbd498032016-02-19 08:53:33 -0600[diff] [blame]95; jsimd_fdct_islow_sse2 (DCTELEM *data)
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]96;
97
DRCbd498032016-02-19 08:53:33 -0600[diff] [blame]98; r10 = DCTELEM *data
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]99
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]100%define wk(i) rbp-(WK_NUM-(i))*SIZEOF_XMMWORD ; xmmword wk[WK_NUM]
101%define WK_NUM 6
102
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]103 align 16
104 global EXTN(jsimd_fdct_islow_sse2)
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]105
106EXTN(jsimd_fdct_islow_sse2):
DRC8a748482014-08-09 22:58:18 +0000[diff] [blame]107 push rbp
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]108 mov rax,rsp ; rax = original rbp
109 sub rsp, byte 4
110 and rsp, byte (-SIZEOF_XMMWORD) ; align to 128 bits
111 mov [rsp],rax
112 mov rbp,rsp ; rbp = aligned rbp
113 lea rsp, [wk(0)]
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]114 collect_args
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]115
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]116 ; ---- Pass 1: process rows.
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]117
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]118 mov rdx, r10 ; (DCTELEM *)
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]119
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]120 movdqa xmm0, XMMWORD [XMMBLOCK(0,0,rdx,SIZEOF_DCTELEM)]
121 movdqa xmm1, XMMWORD [XMMBLOCK(1,0,rdx,SIZEOF_DCTELEM)]
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]122 movdqa xmm2, XMMWORD [XMMBLOCK(2,0,rdx,SIZEOF_DCTELEM)]
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]123 movdqa xmm3, XMMWORD [XMMBLOCK(3,0,rdx,SIZEOF_DCTELEM)]
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]124
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]125 ; xmm0=(00 01 02 03 04 05 06 07), xmm2=(20 21 22 23 24 25 26 27)
126 ; xmm1=(10 11 12 13 14 15 16 17), xmm3=(30 31 32 33 34 35 36 37)
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]127
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]128 movdqa xmm4,xmm0 ; transpose coefficients(phase 1)
129 punpcklwd xmm0,xmm1 ; xmm0=(00 10 01 11 02 12 03 13)
130 punpckhwd xmm4,xmm1 ; xmm4=(04 14 05 15 06 16 07 17)
131 movdqa xmm5,xmm2 ; transpose coefficients(phase 1)
132 punpcklwd xmm2,xmm3 ; xmm2=(20 30 21 31 22 32 23 33)
133 punpckhwd xmm5,xmm3 ; xmm5=(24 34 25 35 26 36 27 37)
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]134
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]135 movdqa xmm6, XMMWORD [XMMBLOCK(4,0,rdx,SIZEOF_DCTELEM)]
136 movdqa xmm7, XMMWORD [XMMBLOCK(5,0,rdx,SIZEOF_DCTELEM)]
137 movdqa xmm1, XMMWORD [XMMBLOCK(6,0,rdx,SIZEOF_DCTELEM)]
138 movdqa xmm3, XMMWORD [XMMBLOCK(7,0,rdx,SIZEOF_DCTELEM)]
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]139
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]140 ; xmm6=( 4 12 20 28 36 44 52 60), xmm1=( 6 14 22 30 38 46 54 62)
141 ; xmm7=( 5 13 21 29 37 45 53 61), xmm3=( 7 15 23 31 39 47 55 63)
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]142
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]143 movdqa XMMWORD [wk(0)], xmm2 ; wk(0)=(20 30 21 31 22 32 23 33)
144 movdqa XMMWORD [wk(1)], xmm5 ; wk(1)=(24 34 25 35 26 36 27 37)
145
146 movdqa xmm2,xmm6 ; transpose coefficients(phase 1)
147 punpcklwd xmm6,xmm7 ; xmm6=(40 50 41 51 42 52 43 53)
148 punpckhwd xmm2,xmm7 ; xmm2=(44 54 45 55 46 56 47 57)
149 movdqa xmm5,xmm1 ; transpose coefficients(phase 1)
150 punpcklwd xmm1,xmm3 ; xmm1=(60 70 61 71 62 72 63 73)
151 punpckhwd xmm5,xmm3 ; xmm5=(64 74 65 75 66 76 67 77)
152
153 movdqa xmm7,xmm6 ; transpose coefficients(phase 2)
154 punpckldq xmm6,xmm1 ; xmm6=(40 50 60 70 41 51 61 71)
155 punpckhdq xmm7,xmm1 ; xmm7=(42 52 62 72 43 53 63 73)
156 movdqa xmm3,xmm2 ; transpose coefficients(phase 2)
157 punpckldq xmm2,xmm5 ; xmm2=(44 54 64 74 45 55 65 75)
158 punpckhdq xmm3,xmm5 ; xmm3=(46 56 66 76 47 57 67 77)
159
160 movdqa xmm1, XMMWORD [wk(0)] ; xmm1=(20 30 21 31 22 32 23 33)
161 movdqa xmm5, XMMWORD [wk(1)] ; xmm5=(24 34 25 35 26 36 27 37)
162 movdqa XMMWORD [wk(2)], xmm7 ; wk(2)=(42 52 62 72 43 53 63 73)
163 movdqa XMMWORD [wk(3)], xmm2 ; wk(3)=(44 54 64 74 45 55 65 75)
164
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]165 movdqa xmm7,xmm0 ; transpose coefficients(phase 2)
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]166 punpckldq xmm0,xmm1 ; xmm0=(00 10 20 30 01 11 21 31)
167 punpckhdq xmm7,xmm1 ; xmm7=(02 12 22 32 03 13 23 33)
168 movdqa xmm2,xmm4 ; transpose coefficients(phase 2)
169 punpckldq xmm4,xmm5 ; xmm4=(04 14 24 34 05 15 25 35)
170 punpckhdq xmm2,xmm5 ; xmm2=(06 16 26 36 07 17 27 37)
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]171
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]172 movdqa xmm1,xmm0 ; transpose coefficients(phase 3)
173 punpcklqdq xmm0,xmm6 ; xmm0=(00 10 20 30 40 50 60 70)=data0
174 punpckhqdq xmm1,xmm6 ; xmm1=(01 11 21 31 41 51 61 71)=data1
175 movdqa xmm5,xmm2 ; transpose coefficients(phase 3)
176 punpcklqdq xmm2,xmm3 ; xmm2=(06 16 26 36 46 56 66 76)=data6
177 punpckhqdq xmm5,xmm3 ; xmm5=(07 17 27 37 47 57 67 77)=data7
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]178
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]179 movdqa xmm6,xmm1
180 movdqa xmm3,xmm0
181 psubw xmm1,xmm2 ; xmm1=data1-data6=tmp6
182 psubw xmm0,xmm5 ; xmm0=data0-data7=tmp7
183 paddw xmm6,xmm2 ; xmm6=data1+data6=tmp1
184 paddw xmm3,xmm5 ; xmm3=data0+data7=tmp0
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]185
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]186 movdqa xmm2, XMMWORD [wk(2)] ; xmm2=(42 52 62 72 43 53 63 73)
187 movdqa xmm5, XMMWORD [wk(3)] ; xmm5=(44 54 64 74 45 55 65 75)
188 movdqa XMMWORD [wk(0)], xmm1 ; wk(0)=tmp6
189 movdqa XMMWORD [wk(1)], xmm0 ; wk(1)=tmp7
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]190
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]191 movdqa xmm1,xmm7 ; transpose coefficients(phase 3)
192 punpcklqdq xmm7,xmm2 ; xmm7=(02 12 22 32 42 52 62 72)=data2
193 punpckhqdq xmm1,xmm2 ; xmm1=(03 13 23 33 43 53 63 73)=data3
194 movdqa xmm0,xmm4 ; transpose coefficients(phase 3)
195 punpcklqdq xmm4,xmm5 ; xmm4=(04 14 24 34 44 54 64 74)=data4
196 punpckhqdq xmm0,xmm5 ; xmm0=(05 15 25 35 45 55 65 75)=data5
197
198 movdqa xmm2,xmm1
199 movdqa xmm5,xmm7
200 paddw xmm1,xmm4 ; xmm1=data3+data4=tmp3
201 paddw xmm7,xmm0 ; xmm7=data2+data5=tmp2
202 psubw xmm2,xmm4 ; xmm2=data3-data4=tmp4
203 psubw xmm5,xmm0 ; xmm5=data2-data5=tmp5
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]204
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]205 ; -- Even part
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]206
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]207 movdqa xmm4,xmm3
208 movdqa xmm0,xmm6
209 paddw xmm3,xmm1 ; xmm3=tmp10
210 paddw xmm6,xmm7 ; xmm6=tmp11
211 psubw xmm4,xmm1 ; xmm4=tmp13
212 psubw xmm0,xmm7 ; xmm0=tmp12
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]213
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]214 movdqa xmm1,xmm3
215 paddw xmm3,xmm6 ; xmm3=tmp10+tmp11
216 psubw xmm1,xmm6 ; xmm1=tmp10-tmp11
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]217
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]218 psllw xmm3,PASS1_BITS ; xmm3=data0
219 psllw xmm1,PASS1_BITS ; xmm1=data4
220
221 movdqa XMMWORD [wk(2)], xmm3 ; wk(2)=data0
222 movdqa XMMWORD [wk(3)], xmm1 ; wk(3)=data4
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]223
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]224 ; (Original)
225 ; z1 = (tmp12 + tmp13) * 0.541196100;
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]226 ; data2 = z1 + tmp13 * 0.765366865;
227 ; data6 = z1 + tmp12 * -1.847759065;
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]228 ;
229 ; (This implementation)
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]230 ; data2 = tmp13 * (0.541196100 + 0.765366865) + tmp12 * 0.541196100;
231 ; data6 = tmp13 * 0.541196100 + tmp12 * (0.541196100 - 1.847759065);
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]232
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]233 movdqa xmm7,xmm4 ; xmm4=tmp13
234 movdqa xmm6,xmm4
235 punpcklwd xmm7,xmm0 ; xmm0=tmp12
236 punpckhwd xmm6,xmm0
237 movdqa xmm4,xmm7
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]238 movdqa xmm0,xmm6
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]239 pmaddwd xmm7,[rel PW_F130_F054] ; xmm7=data2L
240 pmaddwd xmm6,[rel PW_F130_F054] ; xmm6=data2H
241 pmaddwd xmm4,[rel PW_F054_MF130] ; xmm4=data6L
242 pmaddwd xmm0,[rel PW_F054_MF130] ; xmm0=data6H
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]243
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]244 paddd xmm7,[rel PD_DESCALE_P1]
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]245 paddd xmm6,[rel PD_DESCALE_P1]
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]246 psrad xmm7,DESCALE_P1
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]247 psrad xmm6,DESCALE_P1
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]248 paddd xmm4,[rel PD_DESCALE_P1]
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]249 paddd xmm0,[rel PD_DESCALE_P1]
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]250 psrad xmm4,DESCALE_P1
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]251 psrad xmm0,DESCALE_P1
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]252
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]253 packssdw xmm7,xmm6 ; xmm7=data2
254 packssdw xmm4,xmm0 ; xmm4=data6
255
256 movdqa XMMWORD [wk(4)], xmm7 ; wk(4)=data2
257 movdqa XMMWORD [wk(5)], xmm4 ; wk(5)=data6
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]258
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]259 ; -- Odd part
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]260
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]261 movdqa xmm3, XMMWORD [wk(0)] ; xmm3=tmp6
262 movdqa xmm1, XMMWORD [wk(1)] ; xmm1=tmp7
263
264 movdqa xmm6,xmm2 ; xmm2=tmp4
265 movdqa xmm0,xmm5 ; xmm5=tmp5
266 paddw xmm6,xmm3 ; xmm6=z3
267 paddw xmm0,xmm1 ; xmm0=z4
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]268
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]269 ; (Original)
270 ; z5 = (z3 + z4) * 1.175875602;
271 ; z3 = z3 * -1.961570560; z4 = z4 * -0.390180644;
272 ; z3 += z5; z4 += z5;
273 ;
274 ; (This implementation)
275 ; z3 = z3 * (1.175875602 - 1.961570560) + z4 * 1.175875602;
276 ; z4 = z3 * 1.175875602 + z4 * (1.175875602 - 0.390180644);
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]277
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]278 movdqa xmm7,xmm6
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]279 movdqa xmm4,xmm6
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]280 punpcklwd xmm7,xmm0
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]281 punpckhwd xmm4,xmm0
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]282 movdqa xmm6,xmm7
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]283 movdqa xmm0,xmm4
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]284 pmaddwd xmm7,[rel PW_MF078_F117] ; xmm7=z3L
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]285 pmaddwd xmm4,[rel PW_MF078_F117] ; xmm4=z3H
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]286 pmaddwd xmm6,[rel PW_F117_F078] ; xmm6=z4L
287 pmaddwd xmm0,[rel PW_F117_F078] ; xmm0=z4H
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]288
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]289 movdqa XMMWORD [wk(0)], xmm7 ; wk(0)=z3L
290 movdqa XMMWORD [wk(1)], xmm4 ; wk(1)=z3H
291
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]292 ; (Original)
293 ; z1 = tmp4 + tmp7; z2 = tmp5 + tmp6;
294 ; tmp4 = tmp4 * 0.298631336; tmp5 = tmp5 * 2.053119869;
295 ; tmp6 = tmp6 * 3.072711026; tmp7 = tmp7 * 1.501321110;
296 ; z1 = z1 * -0.899976223; z2 = z2 * -2.562915447;
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]297 ; data7 = tmp4 + z1 + z3; data5 = tmp5 + z2 + z4;
298 ; data3 = tmp6 + z2 + z3; data1 = tmp7 + z1 + z4;
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]299 ;
300 ; (This implementation)
301 ; tmp4 = tmp4 * (0.298631336 - 0.899976223) + tmp7 * -0.899976223;
302 ; tmp5 = tmp5 * (2.053119869 - 2.562915447) + tmp6 * -2.562915447;
303 ; tmp6 = tmp5 * -2.562915447 + tmp6 * (3.072711026 - 2.562915447);
304 ; tmp7 = tmp4 * -0.899976223 + tmp7 * (1.501321110 - 0.899976223);
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]305 ; data7 = tmp4 + z3; data5 = tmp5 + z4;
306 ; data3 = tmp6 + z3; data1 = tmp7 + z4;
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]307
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]308 movdqa xmm7,xmm2
309 movdqa xmm4,xmm2
310 punpcklwd xmm7,xmm1
311 punpckhwd xmm4,xmm1
312 movdqa xmm2,xmm7
313 movdqa xmm1,xmm4
314 pmaddwd xmm7,[rel PW_MF060_MF089] ; xmm7=tmp4L
315 pmaddwd xmm4,[rel PW_MF060_MF089] ; xmm4=tmp4H
316 pmaddwd xmm2,[rel PW_MF089_F060] ; xmm2=tmp7L
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]317 pmaddwd xmm1,[rel PW_MF089_F060] ; xmm1=tmp7H
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]318
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]319 paddd xmm7, XMMWORD [wk(0)] ; xmm7=data7L
320 paddd xmm4, XMMWORD [wk(1)] ; xmm4=data7H
321 paddd xmm2,xmm6 ; xmm2=data1L
322 paddd xmm1,xmm0 ; xmm1=data1H
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]323
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]324 paddd xmm7,[rel PD_DESCALE_P1]
325 paddd xmm4,[rel PD_DESCALE_P1]
326 psrad xmm7,DESCALE_P1
327 psrad xmm4,DESCALE_P1
328 paddd xmm2,[rel PD_DESCALE_P1]
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]329 paddd xmm1,[rel PD_DESCALE_P1]
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]330 psrad xmm2,DESCALE_P1
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]331 psrad xmm1,DESCALE_P1
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]332
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]333 packssdw xmm7,xmm4 ; xmm7=data7
334 packssdw xmm2,xmm1 ; xmm2=data1
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]335
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]336 movdqa xmm4,xmm5
337 movdqa xmm1,xmm5
338 punpcklwd xmm4,xmm3
339 punpckhwd xmm1,xmm3
340 movdqa xmm5,xmm4
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]341 movdqa xmm3,xmm1
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]342 pmaddwd xmm4,[rel PW_MF050_MF256] ; xmm4=tmp5L
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]343 pmaddwd xmm1,[rel PW_MF050_MF256] ; xmm1=tmp5H
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]344 pmaddwd xmm5,[rel PW_MF256_F050] ; xmm5=tmp6L
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]345 pmaddwd xmm3,[rel PW_MF256_F050] ; xmm3=tmp6H
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]346
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]347 paddd xmm4,xmm6 ; xmm4=data5L
348 paddd xmm1,xmm0 ; xmm1=data5H
349 paddd xmm5, XMMWORD [wk(0)] ; xmm5=data3L
350 paddd xmm3, XMMWORD [wk(1)] ; xmm3=data3H
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]351
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]352 paddd xmm4,[rel PD_DESCALE_P1]
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]353 paddd xmm1,[rel PD_DESCALE_P1]
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]354 psrad xmm4,DESCALE_P1
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]355 psrad xmm1,DESCALE_P1
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]356 paddd xmm5,[rel PD_DESCALE_P1]
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]357 paddd xmm3,[rel PD_DESCALE_P1]
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]358 psrad xmm5,DESCALE_P1
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]359 psrad xmm3,DESCALE_P1
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]360
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]361 packssdw xmm4,xmm1 ; xmm4=data5
362 packssdw xmm5,xmm3 ; xmm5=data3
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]363
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]364 ; ---- Pass 2: process columns.
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]365
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]366 movdqa xmm6, XMMWORD [wk(2)] ; xmm6=col0
367 movdqa xmm0, XMMWORD [wk(4)] ; xmm0=col2
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]368
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]369 ; xmm6=(00 10 20 30 40 50 60 70), xmm0=(02 12 22 32 42 52 62 72)
370 ; xmm2=(01 11 21 31 41 51 61 71), xmm5=(03 13 23 33 43 53 63 73)
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]371
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]372 movdqa xmm1,xmm6 ; transpose coefficients(phase 1)
373 punpcklwd xmm6,xmm2 ; xmm6=(00 01 10 11 20 21 30 31)
374 punpckhwd xmm1,xmm2 ; xmm1=(40 41 50 51 60 61 70 71)
375 movdqa xmm3,xmm0 ; transpose coefficients(phase 1)
376 punpcklwd xmm0,xmm5 ; xmm0=(02 03 12 13 22 23 32 33)
377 punpckhwd xmm3,xmm5 ; xmm3=(42 43 52 53 62 63 72 73)
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]378
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]379 movdqa xmm2, XMMWORD [wk(3)] ; xmm2=col4
380 movdqa xmm5, XMMWORD [wk(5)] ; xmm5=col6
381
382 ; xmm2=(04 14 24 34 44 54 64 74), xmm5=(06 16 26 36 46 56 66 76)
383 ; xmm4=(05 15 25 35 45 55 65 75), xmm7=(07 17 27 37 47 57 67 77)
384
385 movdqa XMMWORD [wk(0)], xmm0 ; wk(0)=(02 03 12 13 22 23 32 33)
386 movdqa XMMWORD [wk(1)], xmm3 ; wk(1)=(42 43 52 53 62 63 72 73)
387
388 movdqa xmm0,xmm2 ; transpose coefficients(phase 1)
389 punpcklwd xmm2,xmm4 ; xmm2=(04 05 14 15 24 25 34 35)
390 punpckhwd xmm0,xmm4 ; xmm0=(44 45 54 55 64 65 74 75)
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]391 movdqa xmm3,xmm5 ; transpose coefficients(phase 1)
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]392 punpcklwd xmm5,xmm7 ; xmm5=(06 07 16 17 26 27 36 37)
393 punpckhwd xmm3,xmm7 ; xmm3=(46 47 56 57 66 67 76 77)
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]394
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]395 movdqa xmm4,xmm2 ; transpose coefficients(phase 2)
396 punpckldq xmm2,xmm5 ; xmm2=(04 05 06 07 14 15 16 17)
397 punpckhdq xmm4,xmm5 ; xmm4=(24 25 26 27 34 35 36 37)
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]398 movdqa xmm7,xmm0 ; transpose coefficients(phase 2)
399 punpckldq xmm0,xmm3 ; xmm0=(44 45 46 47 54 55 56 57)
400 punpckhdq xmm7,xmm3 ; xmm7=(64 65 66 67 74 75 76 77)
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]401
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]402 movdqa xmm5, XMMWORD [wk(0)] ; xmm5=(02 03 12 13 22 23 32 33)
403 movdqa xmm3, XMMWORD [wk(1)] ; xmm3=(42 43 52 53 62 63 72 73)
404 movdqa XMMWORD [wk(2)], xmm4 ; wk(2)=(24 25 26 27 34 35 36 37)
405 movdqa XMMWORD [wk(3)], xmm0 ; wk(3)=(44 45 46 47 54 55 56 57)
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]406
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]407 movdqa xmm4,xmm6 ; transpose coefficients(phase 2)
408 punpckldq xmm6,xmm5 ; xmm6=(00 01 02 03 10 11 12 13)
409 punpckhdq xmm4,xmm5 ; xmm4=(20 21 22 23 30 31 32 33)
410 movdqa xmm0,xmm1 ; transpose coefficients(phase 2)
411 punpckldq xmm1,xmm3 ; xmm1=(40 41 42 43 50 51 52 53)
412 punpckhdq xmm0,xmm3 ; xmm0=(60 61 62 63 70 71 72 73)
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]413
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]414 movdqa xmm5,xmm6 ; transpose coefficients(phase 3)
415 punpcklqdq xmm6,xmm2 ; xmm6=(00 01 02 03 04 05 06 07)=data0
416 punpckhqdq xmm5,xmm2 ; xmm5=(10 11 12 13 14 15 16 17)=data1
417 movdqa xmm3,xmm0 ; transpose coefficients(phase 3)
418 punpcklqdq xmm0,xmm7 ; xmm0=(60 61 62 63 64 65 66 67)=data6
419 punpckhqdq xmm3,xmm7 ; xmm3=(70 71 72 73 74 75 76 77)=data7
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]420
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]421 movdqa xmm2,xmm5
422 movdqa xmm7,xmm6
423 psubw xmm5,xmm0 ; xmm5=data1-data6=tmp6
424 psubw xmm6,xmm3 ; xmm6=data0-data7=tmp7
425 paddw xmm2,xmm0 ; xmm2=data1+data6=tmp1
426 paddw xmm7,xmm3 ; xmm7=data0+data7=tmp0
427
428 movdqa xmm0, XMMWORD [wk(2)] ; xmm0=(24 25 26 27 34 35 36 37)
429 movdqa xmm3, XMMWORD [wk(3)] ; xmm3=(44 45 46 47 54 55 56 57)
430 movdqa XMMWORD [wk(0)], xmm5 ; wk(0)=tmp6
431 movdqa XMMWORD [wk(1)], xmm6 ; wk(1)=tmp7
432
433 movdqa xmm5,xmm4 ; transpose coefficients(phase 3)
434 punpcklqdq xmm4,xmm0 ; xmm4=(20 21 22 23 24 25 26 27)=data2
435 punpckhqdq xmm5,xmm0 ; xmm5=(30 31 32 33 34 35 36 37)=data3
436 movdqa xmm6,xmm1 ; transpose coefficients(phase 3)
437 punpcklqdq xmm1,xmm3 ; xmm1=(40 41 42 43 44 45 46 47)=data4
438 punpckhqdq xmm6,xmm3 ; xmm6=(50 51 52 53 54 55 56 57)=data5
439
440 movdqa xmm0,xmm5
441 movdqa xmm3,xmm4
442 paddw xmm5,xmm1 ; xmm5=data3+data4=tmp3
443 paddw xmm4,xmm6 ; xmm4=data2+data5=tmp2
444 psubw xmm0,xmm1 ; xmm0=data3-data4=tmp4
445 psubw xmm3,xmm6 ; xmm3=data2-data5=tmp5
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]446
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]447 ; -- Even part
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]448
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]449 movdqa xmm1,xmm7
450 movdqa xmm6,xmm2
451 paddw xmm7,xmm5 ; xmm7=tmp10
452 paddw xmm2,xmm4 ; xmm2=tmp11
453 psubw xmm1,xmm5 ; xmm1=tmp13
454 psubw xmm6,xmm4 ; xmm6=tmp12
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]455
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]456 movdqa xmm5,xmm7
457 paddw xmm7,xmm2 ; xmm7=tmp10+tmp11
458 psubw xmm5,xmm2 ; xmm5=tmp10-tmp11
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]459
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]460 paddw xmm7,[rel PW_DESCALE_P2X]
461 paddw xmm5,[rel PW_DESCALE_P2X]
462 psraw xmm7,PASS1_BITS ; xmm7=data0
463 psraw xmm5,PASS1_BITS ; xmm5=data4
464
465 movdqa XMMWORD [XMMBLOCK(0,0,rdx,SIZEOF_DCTELEM)], xmm7
466 movdqa XMMWORD [XMMBLOCK(4,0,rdx,SIZEOF_DCTELEM)], xmm5
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]467
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]468 ; (Original)
469 ; z1 = (tmp12 + tmp13) * 0.541196100;
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]470 ; data2 = z1 + tmp13 * 0.765366865;
471 ; data6 = z1 + tmp12 * -1.847759065;
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]472 ;
473 ; (This implementation)
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]474 ; data2 = tmp13 * (0.541196100 + 0.765366865) + tmp12 * 0.541196100;
475 ; data6 = tmp13 * 0.541196100 + tmp12 * (0.541196100 - 1.847759065);
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]476
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]477 movdqa xmm4,xmm1 ; xmm1=tmp13
478 movdqa xmm2,xmm1
479 punpcklwd xmm4,xmm6 ; xmm6=tmp12
480 punpckhwd xmm2,xmm6
481 movdqa xmm1,xmm4
482 movdqa xmm6,xmm2
483 pmaddwd xmm4,[rel PW_F130_F054] ; xmm4=data2L
484 pmaddwd xmm2,[rel PW_F130_F054] ; xmm2=data2H
485 pmaddwd xmm1,[rel PW_F054_MF130] ; xmm1=data6L
486 pmaddwd xmm6,[rel PW_F054_MF130] ; xmm6=data6H
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]487
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]488 paddd xmm4,[rel PD_DESCALE_P2]
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]489 paddd xmm2,[rel PD_DESCALE_P2]
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]490 psrad xmm4,DESCALE_P2
DRCa8ab3422014-08-09 14:30:28 +0000[diff] [blame]491 psrad xmm2,DESCALE_P2
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]492 paddd xmm1,[rel PD_DESCALE_P2]
493 paddd xmm6,[rel PD_DESCALE_P2]
494 psrad xmm1,DESCALE_P2
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]495 psrad xmm6,DESCALE_P2
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]496
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]497 packssdw xmm4,xmm2 ; xmm4=data2
498 packssdw xmm1,xmm6 ; xmm1=data6
499
500 movdqa XMMWORD [XMMBLOCK(2,0,rdx,SIZEOF_DCTELEM)], xmm4
501 movdqa XMMWORD [XMMBLOCK(6,0,rdx,SIZEOF_DCTELEM)], xmm1
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]502
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]503 ; -- Odd part
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]504
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]505 movdqa xmm7, XMMWORD [wk(0)] ; xmm7=tmp6
506 movdqa xmm5, XMMWORD [wk(1)] ; xmm5=tmp7
507
508 movdqa xmm2,xmm0 ; xmm0=tmp4
509 movdqa xmm6,xmm3 ; xmm3=tmp5
510 paddw xmm2,xmm7 ; xmm2=z3
511 paddw xmm6,xmm5 ; xmm6=z4
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]512
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]513 ; (Original)
514 ; z5 = (z3 + z4) * 1.175875602;
515 ; z3 = z3 * -1.961570560; z4 = z4 * -0.390180644;
516 ; z3 += z5; z4 += z5;
517 ;
518 ; (This implementation)
519 ; z3 = z3 * (1.175875602 - 1.961570560) + z4 * 1.175875602;
520 ; z4 = z3 * 1.175875602 + z4 * (1.175875602 - 0.390180644);
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]521
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]522 movdqa xmm4,xmm2
523 movdqa xmm1,xmm2
524 punpcklwd xmm4,xmm6
525 punpckhwd xmm1,xmm6
526 movdqa xmm2,xmm4
527 movdqa xmm6,xmm1
528 pmaddwd xmm4,[rel PW_MF078_F117] ; xmm4=z3L
529 pmaddwd xmm1,[rel PW_MF078_F117] ; xmm1=z3H
530 pmaddwd xmm2,[rel PW_F117_F078] ; xmm2=z4L
531 pmaddwd xmm6,[rel PW_F117_F078] ; xmm6=z4H
532
533 movdqa XMMWORD [wk(0)], xmm4 ; wk(0)=z3L
534 movdqa XMMWORD [wk(1)], xmm1 ; wk(1)=z3H
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]535
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]536 ; (Original)
537 ; z1 = tmp4 + tmp7; z2 = tmp5 + tmp6;
538 ; tmp4 = tmp4 * 0.298631336; tmp5 = tmp5 * 2.053119869;
539 ; tmp6 = tmp6 * 3.072711026; tmp7 = tmp7 * 1.501321110;
540 ; z1 = z1 * -0.899976223; z2 = z2 * -2.562915447;
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]541 ; data7 = tmp4 + z1 + z3; data5 = tmp5 + z2 + z4;
542 ; data3 = tmp6 + z2 + z3; data1 = tmp7 + z1 + z4;
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]543 ;
544 ; (This implementation)
545 ; tmp4 = tmp4 * (0.298631336 - 0.899976223) + tmp7 * -0.899976223;
546 ; tmp5 = tmp5 * (2.053119869 - 2.562915447) + tmp6 * -2.562915447;
547 ; tmp6 = tmp5 * -2.562915447 + tmp6 * (3.072711026 - 2.562915447);
548 ; tmp7 = tmp4 * -0.899976223 + tmp7 * (1.501321110 - 0.899976223);
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]549 ; data7 = tmp4 + z3; data5 = tmp5 + z4;
550 ; data3 = tmp6 + z3; data1 = tmp7 + z4;
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]551
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]552 movdqa xmm4,xmm0
553 movdqa xmm1,xmm0
554 punpcklwd xmm4,xmm5
555 punpckhwd xmm1,xmm5
556 movdqa xmm0,xmm4
557 movdqa xmm5,xmm1
558 pmaddwd xmm4,[rel PW_MF060_MF089] ; xmm4=tmp4L
559 pmaddwd xmm1,[rel PW_MF060_MF089] ; xmm1=tmp4H
560 pmaddwd xmm0,[rel PW_MF089_F060] ; xmm0=tmp7L
561 pmaddwd xmm5,[rel PW_MF089_F060] ; xmm5=tmp7H
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]562
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]563 paddd xmm4, XMMWORD [wk(0)] ; xmm4=data7L
564 paddd xmm1, XMMWORD [wk(1)] ; xmm1=data7H
565 paddd xmm0,xmm2 ; xmm0=data1L
566 paddd xmm5,xmm6 ; xmm5=data1H
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]567
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]568 paddd xmm4,[rel PD_DESCALE_P2]
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]569 paddd xmm1,[rel PD_DESCALE_P2]
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]570 psrad xmm4,DESCALE_P2
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]571 psrad xmm1,DESCALE_P2
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]572 paddd xmm0,[rel PD_DESCALE_P2]
573 paddd xmm5,[rel PD_DESCALE_P2]
574 psrad xmm0,DESCALE_P2
575 psrad xmm5,DESCALE_P2
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]576
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]577 packssdw xmm4,xmm1 ; xmm4=data7
578 packssdw xmm0,xmm5 ; xmm0=data1
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]579
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]580 movdqa XMMWORD [XMMBLOCK(7,0,rdx,SIZEOF_DCTELEM)], xmm4
581 movdqa XMMWORD [XMMBLOCK(1,0,rdx,SIZEOF_DCTELEM)], xmm0
582
583 movdqa xmm1,xmm3
584 movdqa xmm5,xmm3
585 punpcklwd xmm1,xmm7
586 punpckhwd xmm5,xmm7
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]587 movdqa xmm3,xmm1
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]588 movdqa xmm7,xmm5
589 pmaddwd xmm1,[rel PW_MF050_MF256] ; xmm1=tmp5L
590 pmaddwd xmm5,[rel PW_MF050_MF256] ; xmm5=tmp5H
591 pmaddwd xmm3,[rel PW_MF256_F050] ; xmm3=tmp6L
592 pmaddwd xmm7,[rel PW_MF256_F050] ; xmm7=tmp6H
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]593
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]594 paddd xmm1,xmm2 ; xmm1=data5L
595 paddd xmm5,xmm6 ; xmm5=data5H
596 paddd xmm3, XMMWORD [wk(0)] ; xmm3=data3L
597 paddd xmm7, XMMWORD [wk(1)] ; xmm7=data3H
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]598
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]599 paddd xmm1,[rel PD_DESCALE_P2]
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]600 paddd xmm5,[rel PD_DESCALE_P2]
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]601 psrad xmm1,DESCALE_P2
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]602 psrad xmm5,DESCALE_P2
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]603 paddd xmm3,[rel PD_DESCALE_P2]
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]604 paddd xmm7,[rel PD_DESCALE_P2]
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]605 psrad xmm3,DESCALE_P2
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]606 psrad xmm7,DESCALE_P2
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]607
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]608 packssdw xmm1,xmm5 ; xmm1=data5
609 packssdw xmm3,xmm7 ; xmm3=data3
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]610
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]611 movdqa XMMWORD [XMMBLOCK(5,0,rdx,SIZEOF_DCTELEM)], xmm1
612 movdqa XMMWORD [XMMBLOCK(3,0,rdx,SIZEOF_DCTELEM)], xmm3
DRCcdc8ac32009-06-25 20:38:31 +0000[diff] [blame]613
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]614 uncollect_args
DRC55e328e2014-08-22 18:30:44 +0000[diff] [blame]615 mov rsp,rbp ; rsp <- aligned rbp
616 pop rsp ; rsp <- original rbp
DRC8a748482014-08-09 22:58:18 +0000[diff] [blame]617 pop rbp
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]618 ret
DRC132b5fd2009-10-08 09:04:56 +0000[diff] [blame]619
620; For some reason, the OS X linker does not honor the request to align the
621; segment unless we do this.
DRCe5eaf372014-05-09 18:00:32 +0000[diff] [blame]622 align 16