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| 1 ; | |
| 2 ; Copyright (c) 2010 The WebM project authors. All Rights Reserved. | |
| 3 ; | |
| 4 ; Use of this source code is governed by a BSD-style license | |
| 5 ; that can be found in the LICENSE file in the root of the source | |
| 6 ; tree. An additional intellectual property rights grant can be found | |
| 7 ; in the file PATENTS. All contributing project authors may | |
| 8 ; be found in the AUTHORS file in the root of the source tree. | |
| 9 ; | |
| 10 | |
| 11 %include "vpx_ports/x86_abi_support.asm" | |
| 12 | |
| 13 ; tabulate_ssim - sums sum_s,sum_r,sum_sq_s,sum_sq_r, sum_sxr | |
| 14 %macro TABULATE_SSIM 0 | |
| 15 paddusw xmm15, xmm3 ; sum_s | |
| 16 paddusw xmm14, xmm4 ; sum_r | |
| 17 movdqa xmm1, xmm3 | |
| 18 pmaddwd xmm1, xmm1 | |
| 19 paddd xmm13, xmm1 ; sum_sq_s | |
| 20 movdqa xmm2, xmm4 | |
| 21 pmaddwd xmm2, xmm2 | |
| 22 paddd xmm12, xmm2 ; sum_sq_r | |
| 23 pmaddwd xmm3, xmm4 | |
| 24 paddd xmm11, xmm3 ; sum_sxr | |
| 25 %endmacro | |
| 26 | |
| 27 ; Sum across the register %1 starting with q words | |
| 28 %macro SUM_ACROSS_Q 1 | |
| 29 movdqa xmm2,%1 | |
| 30 punpckldq %1,xmm0 | |
| 31 punpckhdq xmm2,xmm0 | |
| 32 paddq %1,xmm2 | |
| 33 movdqa xmm2,%1 | |
| 34 punpcklqdq %1,xmm0 | |
| 35 punpckhqdq xmm2,xmm0 | |
| 36 paddq %1,xmm2 | |
| 37 %endmacro | |
| 38 | |
| 39 ; Sum across the register %1 starting with q words | |
| 40 %macro SUM_ACROSS_W 1 | |
| 41 movdqa xmm1, %1 | |
| 42 punpcklwd %1,xmm0 | |
| 43 punpckhwd xmm1,xmm0 | |
| 44 paddd %1, xmm1 | |
| 45 SUM_ACROSS_Q %1 | |
| 46 %endmacro | |
| 47 ;void ssim_parms_sse2( | |
| 48 ; unsigned char *s, | |
| 49 ; int sp, | |
| 50 ; unsigned char *r, | |
| 51 ; int rp | |
| 52 ; unsigned long *sum_s, | |
| 53 ; unsigned long *sum_r, | |
| 54 ; unsigned long *sum_sq_s, | |
| 55 ; unsigned long *sum_sq_r, | |
| 56 ; unsigned long *sum_sxr); | |
| 57 ; | |
| 58 ; TODO: Use parm passing through structure, probably don't need the pxors | |
| 59 ; ( calling app will initialize to 0 ) could easily fit everything in sse2 | |
| 60 ; without too much hastle, and can probably do better estimates with psadw | |
| 61 ; or pavgb At this point this is just meant to be first pass for calculating | |
| 62 ; all the parms needed for 16x16 ssim so we can play with dssim as distortion | |
| 63 ; in mode selection code. | |
| 64 global sym(vp8_ssim_parms_16x16_sse2) PRIVATE | |
| 65 sym(vp8_ssim_parms_16x16_sse2): | |
| 66 push rbp | |
| 67 mov rbp, rsp | |
| 68 SHADOW_ARGS_TO_STACK 9 | |
| 69 SAVE_XMM 15 | |
| 70 push rsi | |
| 71 push rdi | |
| 72 ; end prolog | |
| 73 | |
| 74 mov rsi, arg(0) ;s | |
| 75 mov rcx, arg(1) ;sp | |
| 76 mov rdi, arg(2) ;r | |
| 77 mov rax, arg(3) ;rp | |
| 78 | |
| 79 pxor xmm0, xmm0 | |
| 80 pxor xmm15,xmm15 ;sum_s | |
| 81 pxor xmm14,xmm14 ;sum_r | |
| 82 pxor xmm13,xmm13 ;sum_sq_s | |
| 83 pxor xmm12,xmm12 ;sum_sq_r | |
| 84 pxor xmm11,xmm11 ;sum_sxr | |
| 85 | |
| 86 mov rdx, 16 ;row counter | |
| 87 .NextRow: | |
| 88 | |
| 89 ;grab source and reference pixels | |
| 90 movdqu xmm5, [rsi] | |
| 91 movdqu xmm6, [rdi] | |
| 92 movdqa xmm3, xmm5 | |
| 93 movdqa xmm4, xmm6 | |
| 94 punpckhbw xmm3, xmm0 ; high_s | |
| 95 punpckhbw xmm4, xmm0 ; high_r | |
| 96 | |
| 97 TABULATE_SSIM | |
| 98 | |
| 99 movdqa xmm3, xmm5 | |
| 100 movdqa xmm4, xmm6 | |
| 101 punpcklbw xmm3, xmm0 ; low_s | |
| 102 punpcklbw xmm4, xmm0 ; low_r | |
| 103 | |
| 104 TABULATE_SSIM | |
| 105 | |
| 106 add rsi, rcx ; next s row | |
| 107 add rdi, rax ; next r row | |
| 108 | |
| 109 dec rdx ; counter | |
| 110 jnz .NextRow | |
| 111 | |
| 112 SUM_ACROSS_W xmm15 | |
| 113 SUM_ACROSS_W xmm14 | |
| 114 SUM_ACROSS_Q xmm13 | |
| 115 SUM_ACROSS_Q xmm12 | |
| 116 SUM_ACROSS_Q xmm11 | |
| 117 | |
| 118 mov rdi,arg(4) | |
| 119 movd [rdi], xmm15; | |
| 120 mov rdi,arg(5) | |
| 121 movd [rdi], xmm14; | |
| 122 mov rdi,arg(6) | |
| 123 movd [rdi], xmm13; | |
| 124 mov rdi,arg(7) | |
| 125 movd [rdi], xmm12; | |
| 126 mov rdi,arg(8) | |
| 127 movd [rdi], xmm11; | |
| 128 | |
| 129 ; begin epilog | |
| 130 pop rdi | |
| 131 pop rsi | |
| 132 RESTORE_XMM | |
| 133 UNSHADOW_ARGS | |
| 134 pop rbp | |
| 135 ret | |
| 136 | |
| 137 ;void ssim_parms_sse2( | |
| 138 ; unsigned char *s, | |
| 139 ; int sp, | |
| 140 ; unsigned char *r, | |
| 141 ; int rp | |
| 142 ; unsigned long *sum_s, | |
| 143 ; unsigned long *sum_r, | |
| 144 ; unsigned long *sum_sq_s, | |
| 145 ; unsigned long *sum_sq_r, | |
| 146 ; unsigned long *sum_sxr); | |
| 147 ; | |
| 148 ; TODO: Use parm passing through structure, probably don't need the pxors | |
| 149 ; ( calling app will initialize to 0 ) could easily fit everything in sse2 | |
| 150 ; without too much hastle, and can probably do better estimates with psadw | |
| 151 ; or pavgb At this point this is just meant to be first pass for calculating | |
| 152 ; all the parms needed for 16x16 ssim so we can play with dssim as distortion | |
| 153 ; in mode selection code. | |
| 154 global sym(vp8_ssim_parms_8x8_sse2) PRIVATE | |
| 155 sym(vp8_ssim_parms_8x8_sse2): | |
| 156 push rbp | |
| 157 mov rbp, rsp | |
| 158 SHADOW_ARGS_TO_STACK 9 | |
| 159 SAVE_XMM 15 | |
| 160 push rsi | |
| 161 push rdi | |
| 162 ; end prolog | |
| 163 | |
| 164 mov rsi, arg(0) ;s | |
| 165 mov rcx, arg(1) ;sp | |
| 166 mov rdi, arg(2) ;r | |
| 167 mov rax, arg(3) ;rp | |
| 168 | |
| 169 pxor xmm0, xmm0 | |
| 170 pxor xmm15,xmm15 ;sum_s | |
| 171 pxor xmm14,xmm14 ;sum_r | |
| 172 pxor xmm13,xmm13 ;sum_sq_s | |
| 173 pxor xmm12,xmm12 ;sum_sq_r | |
| 174 pxor xmm11,xmm11 ;sum_sxr | |
| 175 | |
| 176 mov rdx, 8 ;row counter | |
| 177 .NextRow: | |
| 178 | |
| 179 ;grab source and reference pixels | |
| 180 movq xmm3, [rsi] | |
| 181 movq xmm4, [rdi] | |
| 182 punpcklbw xmm3, xmm0 ; low_s | |
| 183 punpcklbw xmm4, xmm0 ; low_r | |
| 184 | |
| 185 TABULATE_SSIM | |
| 186 | |
| 187 add rsi, rcx ; next s row | |
| 188 add rdi, rax ; next r row | |
| 189 | |
| 190 dec rdx ; counter | |
| 191 jnz .NextRow | |
| 192 | |
| 193 SUM_ACROSS_W xmm15 | |
| 194 SUM_ACROSS_W xmm14 | |
| 195 SUM_ACROSS_Q xmm13 | |
| 196 SUM_ACROSS_Q xmm12 | |
| 197 SUM_ACROSS_Q xmm11 | |
| 198 | |
| 199 mov rdi,arg(4) | |
| 200 movd [rdi], xmm15; | |
| 201 mov rdi,arg(5) | |
| 202 movd [rdi], xmm14; | |
| 203 mov rdi,arg(6) | |
| 204 movd [rdi], xmm13; | |
| 205 mov rdi,arg(7) | |
| 206 movd [rdi], xmm12; | |
| 207 mov rdi,arg(8) | |
| 208 movd [rdi], xmm11; | |
| 209 | |
| 210 ; begin epilog | |
| 211 pop rdi | |
| 212 pop rsi | |
| 213 RESTORE_XMM | |
| 214 UNSHADOW_ARGS | |
| 215 pop rbp | |
| 216 ret | |
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Chromium Code Reviews
Issue 341293003:
libvpx: Pull from upstream (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/deps/third_party/libvpx/