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921 lines
41 KiB
921 lines
41 KiB
/* |
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* MMX and SSE2 optimized snow DSP utils |
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* Copyright (c) 2005-2006 Robert Edele <yartrebo@earthlink.net> |
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* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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|
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#include "avcodec.h" |
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#include "snow.h" |
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#include "x86_cpu.h" |
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|
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void ff_snow_horizontal_compose97i_sse2(DWTELEM *b, int width){ |
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const int w2= (width+1)>>1; |
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// SSE2 code runs faster with pointers aligned on a 32-byte boundary. |
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DWTELEM temp_buf[(width>>1) + 4]; |
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DWTELEM * const temp = temp_buf + 4 - (((int)temp_buf & 0xF) >> 2); |
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const int w_l= (width>>1); |
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const int w_r= w2 - 1; |
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int i; |
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|
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{ // Lift 0 |
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DWTELEM * const ref = b + w2 - 1; |
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DWTELEM b_0 = b[0]; //By allowing the first entry in b[0] to be calculated twice |
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// (the first time erroneously), we allow the SSE2 code to run an extra pass. |
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// The savings in code and time are well worth having to store this value and |
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// calculate b[0] correctly afterwards. |
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|
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i = 0; |
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asm volatile( |
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"pcmpeqd %%xmm7, %%xmm7 \n\t" |
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"pslld $31, %%xmm7 \n\t" |
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"psrld $29, %%xmm7 \n\t" |
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::); |
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for(; i<w_l-7; i+=8){ |
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asm volatile( |
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"movdqu (%1), %%xmm1 \n\t" |
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"movdqu 16(%1), %%xmm5 \n\t" |
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"movdqu 4(%1), %%xmm2 \n\t" |
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"movdqu 20(%1), %%xmm6 \n\t" |
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"paddd %%xmm1, %%xmm2 \n\t" |
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"paddd %%xmm5, %%xmm6 \n\t" |
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"movdqa %%xmm2, %%xmm0 \n\t" |
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"movdqa %%xmm6, %%xmm4 \n\t" |
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"paddd %%xmm2, %%xmm2 \n\t" |
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"paddd %%xmm6, %%xmm6 \n\t" |
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"paddd %%xmm0, %%xmm2 \n\t" |
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"paddd %%xmm4, %%xmm6 \n\t" |
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"paddd %%xmm7, %%xmm2 \n\t" |
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"paddd %%xmm7, %%xmm6 \n\t" |
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"psrad $3, %%xmm2 \n\t" |
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"psrad $3, %%xmm6 \n\t" |
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"movdqa (%0), %%xmm0 \n\t" |
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"movdqa 16(%0), %%xmm4 \n\t" |
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"psubd %%xmm2, %%xmm0 \n\t" |
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"psubd %%xmm6, %%xmm4 \n\t" |
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"movdqa %%xmm0, (%0) \n\t" |
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"movdqa %%xmm4, 16(%0) \n\t" |
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:: "r"(&b[i]), "r"(&ref[i]) |
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: "memory" |
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); |
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} |
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snow_horizontal_compose_lift_lead_out(i, b, b, ref, width, w_l, 0, W_DM, W_DO, W_DS); |
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b[0] = b_0 - ((W_DM * 2 * ref[1]+W_DO)>>W_DS); |
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} |
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|
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{ // Lift 1 |
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DWTELEM * const dst = b+w2; |
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|
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i = 0; |
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for(; (((long)&dst[i]) & 0xF) && i<w_r; i++){ |
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dst[i] = dst[i] - (b[i] + b[i + 1]); |
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} |
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for(; i<w_r-7; i+=8){ |
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asm volatile( |
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"movdqu (%1), %%xmm1 \n\t" |
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"movdqu 16(%1), %%xmm5 \n\t" |
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"movdqu 4(%1), %%xmm2 \n\t" |
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"movdqu 20(%1), %%xmm6 \n\t" |
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"paddd %%xmm1, %%xmm2 \n\t" |
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"paddd %%xmm5, %%xmm6 \n\t" |
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"movdqa (%0), %%xmm0 \n\t" |
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"movdqa 16(%0), %%xmm4 \n\t" |
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"psubd %%xmm2, %%xmm0 \n\t" |
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"psubd %%xmm6, %%xmm4 \n\t" |
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"movdqa %%xmm0, (%0) \n\t" |
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"movdqa %%xmm4, 16(%0) \n\t" |
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:: "r"(&dst[i]), "r"(&b[i]) |
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: "memory" |
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); |
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} |
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snow_horizontal_compose_lift_lead_out(i, dst, dst, b, width, w_r, 1, W_CM, W_CO, W_CS); |
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} |
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|
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{ // Lift 2 |
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DWTELEM * const ref = b+w2 - 1; |
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DWTELEM b_0 = b[0]; |
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|
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i = 0; |
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asm volatile( |
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"pslld $1, %%xmm7 \n\t" /* xmm7 already holds a '4' from 2 lifts ago. */ |
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::); |
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for(; i<w_l-7; i+=8){ |
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asm volatile( |
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"movdqu (%1), %%xmm1 \n\t" |
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"movdqu 16(%1), %%xmm5 \n\t" |
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"movdqu 4(%1), %%xmm0 \n\t" |
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"movdqu 20(%1), %%xmm4 \n\t" |
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"paddd %%xmm1, %%xmm0 \n\t" |
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"paddd %%xmm5, %%xmm4 \n\t" |
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"movdqa %%xmm7, %%xmm1 \n\t" |
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"movdqa %%xmm7, %%xmm5 \n\t" |
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"psubd %%xmm0, %%xmm1 \n\t" |
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"psubd %%xmm4, %%xmm5 \n\t" |
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"movdqa (%0), %%xmm0 \n\t" |
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"movdqa 16(%0), %%xmm4 \n\t" |
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"pslld $2, %%xmm0 \n\t" |
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"pslld $2, %%xmm4 \n\t" |
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"psubd %%xmm0, %%xmm1 \n\t" |
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"psubd %%xmm4, %%xmm5 \n\t" |
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"psrad $4, %%xmm1 \n\t" |
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"psrad $4, %%xmm5 \n\t" |
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"movdqa (%0), %%xmm0 \n\t" |
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"movdqa 16(%0), %%xmm4 \n\t" |
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"psubd %%xmm1, %%xmm0 \n\t" |
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"psubd %%xmm5, %%xmm4 \n\t" |
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"movdqa %%xmm0, (%0) \n\t" |
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"movdqa %%xmm4, 16(%0) \n\t" |
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:: "r"(&b[i]), "r"(&ref[i]) |
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: "memory" |
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); |
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} |
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snow_horizontal_compose_liftS_lead_out(i, b, b, ref, width, w_l); |
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b[0] = b_0 - (((-2 * ref[1] + W_BO) - 4 * b_0) >> W_BS); |
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} |
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|
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{ // Lift 3 |
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DWTELEM * const src = b+w2; |
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|
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i = 0; |
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for(; (((long)&temp[i]) & 0xF) && i<w_r; i++){ |
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temp[i] = src[i] - ((-W_AM*(b[i] + b[i+1]))>>W_AS); |
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} |
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for(; i<w_r-7; i+=8){ |
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asm volatile( |
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"movdqu 4(%1), %%xmm2 \n\t" |
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"movdqu 20(%1), %%xmm6 \n\t" |
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"paddd (%1), %%xmm2 \n\t" |
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"paddd 16(%1), %%xmm6 \n\t" |
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"movdqa %%xmm2, %%xmm0 \n\t" |
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"movdqa %%xmm6, %%xmm4 \n\t" |
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"pslld $2, %%xmm2 \n\t" |
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"pslld $2, %%xmm6 \n\t" |
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"psubd %%xmm2, %%xmm0 \n\t" |
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"psubd %%xmm6, %%xmm4 \n\t" |
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"psrad $1, %%xmm0 \n\t" |
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"psrad $1, %%xmm4 \n\t" |
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"movdqu (%0), %%xmm2 \n\t" |
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"movdqu 16(%0), %%xmm6 \n\t" |
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"psubd %%xmm0, %%xmm2 \n\t" |
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"psubd %%xmm4, %%xmm6 \n\t" |
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"movdqa %%xmm2, (%2) \n\t" |
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"movdqa %%xmm6, 16(%2) \n\t" |
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:: "r"(&src[i]), "r"(&b[i]), "r"(&temp[i]) |
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: "memory" |
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); |
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} |
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snow_horizontal_compose_lift_lead_out(i, temp, src, b, width, w_r, 1, -W_AM, W_AO, W_AS); |
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} |
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|
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{ |
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snow_interleave_line_header(&i, width, b, temp); |
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|
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for (; (i & 0x1E) != 0x1E; i-=2){ |
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b[i+1] = temp[i>>1]; |
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b[i] = b[i>>1]; |
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} |
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for (i-=30; i>=0; i-=32){ |
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asm volatile( |
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"movdqa (%1), %%xmm0 \n\t" |
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"movdqa 16(%1), %%xmm2 \n\t" |
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"movdqa 32(%1), %%xmm4 \n\t" |
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"movdqa 48(%1), %%xmm6 \n\t" |
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"movdqa (%1), %%xmm1 \n\t" |
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"movdqa 16(%1), %%xmm3 \n\t" |
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"movdqa 32(%1), %%xmm5 \n\t" |
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"movdqa 48(%1), %%xmm7 \n\t" |
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"punpckldq (%2), %%xmm0 \n\t" |
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"punpckldq 16(%2), %%xmm2 \n\t" |
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"punpckldq 32(%2), %%xmm4 \n\t" |
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"punpckldq 48(%2), %%xmm6 \n\t" |
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"movdqa %%xmm0, (%0) \n\t" |
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"movdqa %%xmm2, 32(%0) \n\t" |
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"movdqa %%xmm4, 64(%0) \n\t" |
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"movdqa %%xmm6, 96(%0) \n\t" |
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"punpckhdq (%2), %%xmm1 \n\t" |
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"punpckhdq 16(%2), %%xmm3 \n\t" |
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"punpckhdq 32(%2), %%xmm5 \n\t" |
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"punpckhdq 48(%2), %%xmm7 \n\t" |
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"movdqa %%xmm1, 16(%0) \n\t" |
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"movdqa %%xmm3, 48(%0) \n\t" |
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"movdqa %%xmm5, 80(%0) \n\t" |
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"movdqa %%xmm7, 112(%0) \n\t" |
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:: "r"(&(b)[i]), "r"(&(b)[i>>1]), "r"(&(temp)[i>>1]) |
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: "memory" |
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); |
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} |
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} |
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} |
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|
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void ff_snow_horizontal_compose97i_mmx(DWTELEM *b, int width){ |
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const int w2= (width+1)>>1; |
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DWTELEM temp[width >> 1]; |
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const int w_l= (width>>1); |
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const int w_r= w2 - 1; |
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int i; |
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|
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{ // Lift 0 |
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DWTELEM * const ref = b + w2 - 1; |
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|
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i = 1; |
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b[0] = b[0] - ((W_DM * 2 * ref[1]+W_DO)>>W_DS); |
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asm volatile( |
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"pcmpeqd %%mm7, %%mm7 \n\t" |
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"pslld $31, %%mm7 \n\t" |
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"psrld $29, %%mm7 \n\t" |
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::); |
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for(; i<w_l-3; i+=4){ |
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asm volatile( |
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"movq (%1), %%mm2 \n\t" |
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"movq 8(%1), %%mm6 \n\t" |
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"paddd 4(%1), %%mm2 \n\t" |
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"paddd 12(%1), %%mm6 \n\t" |
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"movq %%mm2, %%mm0 \n\t" |
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"movq %%mm6, %%mm4 \n\t" |
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"paddd %%mm2, %%mm2 \n\t" |
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"paddd %%mm6, %%mm6 \n\t" |
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"paddd %%mm0, %%mm2 \n\t" |
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"paddd %%mm4, %%mm6 \n\t" |
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"paddd %%mm7, %%mm2 \n\t" |
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"paddd %%mm7, %%mm6 \n\t" |
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"psrad $3, %%mm2 \n\t" |
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"psrad $3, %%mm6 \n\t" |
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"movq (%0), %%mm0 \n\t" |
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"movq 8(%0), %%mm4 \n\t" |
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"psubd %%mm2, %%mm0 \n\t" |
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"psubd %%mm6, %%mm4 \n\t" |
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"movq %%mm0, (%0) \n\t" |
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"movq %%mm4, 8(%0) \n\t" |
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:: "r"(&b[i]), "r"(&ref[i]) |
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: "memory" |
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); |
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} |
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snow_horizontal_compose_lift_lead_out(i, b, b, ref, width, w_l, 0, W_DM, W_DO, W_DS); |
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} |
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|
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{ // Lift 1 |
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DWTELEM * const dst = b+w2; |
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|
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i = 0; |
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for(; i<w_r-3; i+=4){ |
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asm volatile( |
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"movq (%1), %%mm2 \n\t" |
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"movq 8(%1), %%mm6 \n\t" |
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"paddd 4(%1), %%mm2 \n\t" |
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"paddd 12(%1), %%mm6 \n\t" |
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"movq (%0), %%mm0 \n\t" |
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"movq 8(%0), %%mm4 \n\t" |
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"psubd %%mm2, %%mm0 \n\t" |
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"psubd %%mm6, %%mm4 \n\t" |
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"movq %%mm0, (%0) \n\t" |
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"movq %%mm4, 8(%0) \n\t" |
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:: "r"(&dst[i]), "r"(&b[i]) |
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: "memory" |
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); |
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} |
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snow_horizontal_compose_lift_lead_out(i, dst, dst, b, width, w_r, 1, W_CM, W_CO, W_CS); |
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} |
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|
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{ // Lift 2 |
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DWTELEM * const ref = b+w2 - 1; |
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|
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i = 1; |
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b[0] = b[0] - (((-2 * ref[1] + W_BO) - 4 * b[0]) >> W_BS); |
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asm volatile( |
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"pslld $1, %%mm7 \n\t" /* xmm7 already holds a '4' from 2 lifts ago. */ |
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::); |
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for(; i<w_l-3; i+=4){ |
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asm volatile( |
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"movq (%1), %%mm0 \n\t" |
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"movq 8(%1), %%mm4 \n\t" |
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"paddd 4(%1), %%mm0 \n\t" |
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"paddd 12(%1), %%mm4 \n\t" |
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"movq %%mm7, %%mm1 \n\t" |
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"movq %%mm7, %%mm5 \n\t" |
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"psubd %%mm0, %%mm1 \n\t" |
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"psubd %%mm4, %%mm5 \n\t" |
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"movq (%0), %%mm0 \n\t" |
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"movq 8(%0), %%mm4 \n\t" |
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"pslld $2, %%mm0 \n\t" |
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"pslld $2, %%mm4 \n\t" |
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"psubd %%mm0, %%mm1 \n\t" |
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"psubd %%mm4, %%mm5 \n\t" |
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"psrad $4, %%mm1 \n\t" |
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"psrad $4, %%mm5 \n\t" |
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"movq (%0), %%mm0 \n\t" |
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"movq 8(%0), %%mm4 \n\t" |
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"psubd %%mm1, %%mm0 \n\t" |
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"psubd %%mm5, %%mm4 \n\t" |
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"movq %%mm0, (%0) \n\t" |
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"movq %%mm4, 8(%0) \n\t" |
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:: "r"(&b[i]), "r"(&ref[i]) |
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: "memory" |
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); |
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} |
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snow_horizontal_compose_liftS_lead_out(i, b, b, ref, width, w_l); |
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} |
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|
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{ // Lift 3 |
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DWTELEM * const src = b+w2; |
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i = 0; |
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|
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for(; i<w_r-3; i+=4){ |
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asm volatile( |
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"movq 4(%1), %%mm2 \n\t" |
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"movq 12(%1), %%mm6 \n\t" |
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"paddd (%1), %%mm2 \n\t" |
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"paddd 8(%1), %%mm6 \n\t" |
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"movq %%mm2, %%mm0 \n\t" |
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"movq %%mm6, %%mm4 \n\t" |
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"pslld $2, %%mm2 \n\t" |
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"pslld $2, %%mm6 \n\t" |
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"psubd %%mm2, %%mm0 \n\t" |
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"psubd %%mm6, %%mm4 \n\t" |
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"psrad $1, %%mm0 \n\t" |
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"psrad $1, %%mm4 \n\t" |
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"movq (%0), %%mm2 \n\t" |
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"movq 8(%0), %%mm6 \n\t" |
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"psubd %%mm0, %%mm2 \n\t" |
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"psubd %%mm4, %%mm6 \n\t" |
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"movq %%mm2, (%2) \n\t" |
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"movq %%mm6, 8(%2) \n\t" |
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:: "r"(&src[i]), "r"(&b[i]), "r"(&temp[i]) |
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: "memory" |
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); |
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} |
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snow_horizontal_compose_lift_lead_out(i, temp, src, b, width, w_r, 1, -W_AM, W_AO, W_AS); |
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} |
|
|
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{ |
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snow_interleave_line_header(&i, width, b, temp); |
|
|
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for (; (i & 0xE) != 0xE; i-=2){ |
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b[i+1] = temp[i>>1]; |
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b[i] = b[i>>1]; |
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} |
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for (i-=14; i>=0; i-=16){ |
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asm volatile( |
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"movq (%1), %%mm0 \n\t" |
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"movq 8(%1), %%mm2 \n\t" |
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"movq 16(%1), %%mm4 \n\t" |
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"movq 24(%1), %%mm6 \n\t" |
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"movq (%1), %%mm1 \n\t" |
|
"movq 8(%1), %%mm3 \n\t" |
|
"movq 16(%1), %%mm5 \n\t" |
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"movq 24(%1), %%mm7 \n\t" |
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"punpckldq (%2), %%mm0 \n\t" |
|
"punpckldq 8(%2), %%mm2 \n\t" |
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"punpckldq 16(%2), %%mm4 \n\t" |
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"punpckldq 24(%2), %%mm6 \n\t" |
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"movq %%mm0, (%0) \n\t" |
|
"movq %%mm2, 16(%0) \n\t" |
|
"movq %%mm4, 32(%0) \n\t" |
|
"movq %%mm6, 48(%0) \n\t" |
|
"punpckhdq (%2), %%mm1 \n\t" |
|
"punpckhdq 8(%2), %%mm3 \n\t" |
|
"punpckhdq 16(%2), %%mm5 \n\t" |
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"punpckhdq 24(%2), %%mm7 \n\t" |
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"movq %%mm1, 8(%0) \n\t" |
|
"movq %%mm3, 24(%0) \n\t" |
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"movq %%mm5, 40(%0) \n\t" |
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"movq %%mm7, 56(%0) \n\t" |
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:: "r"(&b[i]), "r"(&b[i>>1]), "r"(&temp[i>>1]) |
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: "memory" |
|
); |
|
} |
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} |
|
} |
|
|
|
#define snow_vertical_compose_sse2_load_add(op,r,t0,t1,t2,t3)\ |
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""op" (%%"r",%%"REG_d",4), %%"t0" \n\t"\ |
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""op" 16(%%"r",%%"REG_d",4), %%"t1" \n\t"\ |
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""op" 32(%%"r",%%"REG_d",4), %%"t2" \n\t"\ |
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""op" 48(%%"r",%%"REG_d",4), %%"t3" \n\t" |
|
|
|
#define snow_vertical_compose_sse2_load(r,t0,t1,t2,t3)\ |
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snow_vertical_compose_sse2_load_add("movdqa",r,t0,t1,t2,t3) |
|
|
|
#define snow_vertical_compose_sse2_add(r,t0,t1,t2,t3)\ |
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snow_vertical_compose_sse2_load_add("paddd",r,t0,t1,t2,t3) |
|
|
|
#define snow_vertical_compose_sse2_sub(s0,s1,s2,s3,t0,t1,t2,t3)\ |
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"psubd %%"s0", %%"t0" \n\t"\ |
|
"psubd %%"s1", %%"t1" \n\t"\ |
|
"psubd %%"s2", %%"t2" \n\t"\ |
|
"psubd %%"s3", %%"t3" \n\t" |
|
|
|
#define snow_vertical_compose_sse2_store(w,s0,s1,s2,s3)\ |
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"movdqa %%"s0", (%%"w",%%"REG_d",4) \n\t"\ |
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"movdqa %%"s1", 16(%%"w",%%"REG_d",4) \n\t"\ |
|
"movdqa %%"s2", 32(%%"w",%%"REG_d",4) \n\t"\ |
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"movdqa %%"s3", 48(%%"w",%%"REG_d",4) \n\t" |
|
|
|
#define snow_vertical_compose_sse2_sra(n,t0,t1,t2,t3)\ |
|
"psrad $"n", %%"t0" \n\t"\ |
|
"psrad $"n", %%"t1" \n\t"\ |
|
"psrad $"n", %%"t2" \n\t"\ |
|
"psrad $"n", %%"t3" \n\t" |
|
|
|
#define snow_vertical_compose_sse2_r2r_add(s0,s1,s2,s3,t0,t1,t2,t3)\ |
|
"paddd %%"s0", %%"t0" \n\t"\ |
|
"paddd %%"s1", %%"t1" \n\t"\ |
|
"paddd %%"s2", %%"t2" \n\t"\ |
|
"paddd %%"s3", %%"t3" \n\t" |
|
|
|
#define snow_vertical_compose_sse2_sll(n,t0,t1,t2,t3)\ |
|
"pslld $"n", %%"t0" \n\t"\ |
|
"pslld $"n", %%"t1" \n\t"\ |
|
"pslld $"n", %%"t2" \n\t"\ |
|
"pslld $"n", %%"t3" \n\t" |
|
|
|
#define snow_vertical_compose_sse2_move(s0,s1,s2,s3,t0,t1,t2,t3)\ |
|
"movdqa %%"s0", %%"t0" \n\t"\ |
|
"movdqa %%"s1", %%"t1" \n\t"\ |
|
"movdqa %%"s2", %%"t2" \n\t"\ |
|
"movdqa %%"s3", %%"t3" \n\t" |
|
|
|
void ff_snow_vertical_compose97i_sse2(DWTELEM *b0, DWTELEM *b1, DWTELEM *b2, DWTELEM *b3, DWTELEM *b4, DWTELEM *b5, int width){ |
|
long i = width; |
|
|
|
while(i & 0xF) |
|
{ |
|
i--; |
|
b4[i] -= (W_DM*(b3[i] + b5[i])+W_DO)>>W_DS; |
|
b3[i] -= (W_CM*(b2[i] + b4[i])+W_CO)>>W_CS; |
|
b2[i] += (W_BM*(b1[i] + b3[i])+4*b2[i]+W_BO)>>W_BS; |
|
b1[i] += (W_AM*(b0[i] + b2[i])+W_AO)>>W_AS; |
|
} |
|
|
|
asm volatile ( |
|
"jmp 2f \n\t" |
|
"1: \n\t" |
|
|
|
"mov %6, %%"REG_a" \n\t" |
|
"mov %4, %%"REG_S" \n\t" |
|
|
|
snow_vertical_compose_sse2_load(REG_S,"xmm0","xmm2","xmm4","xmm6") |
|
snow_vertical_compose_sse2_add(REG_a,"xmm0","xmm2","xmm4","xmm6") |
|
snow_vertical_compose_sse2_move("xmm0","xmm2","xmm4","xmm6","xmm1","xmm3","xmm5","xmm7") |
|
snow_vertical_compose_sse2_sll("1","xmm0","xmm2","xmm4","xmm6")\ |
|
snow_vertical_compose_sse2_r2r_add("xmm1","xmm3","xmm5","xmm7","xmm0","xmm2","xmm4","xmm6") |
|
|
|
"pcmpeqd %%xmm1, %%xmm1 \n\t" |
|
"pslld $31, %%xmm1 \n\t" |
|
"psrld $29, %%xmm1 \n\t" |
|
"mov %5, %%"REG_a" \n\t" |
|
|
|
snow_vertical_compose_sse2_r2r_add("xmm1","xmm1","xmm1","xmm1","xmm0","xmm2","xmm4","xmm6") |
|
snow_vertical_compose_sse2_sra("3","xmm0","xmm2","xmm4","xmm6") |
|
snow_vertical_compose_sse2_load(REG_a,"xmm1","xmm3","xmm5","xmm7") |
|
snow_vertical_compose_sse2_sub("xmm0","xmm2","xmm4","xmm6","xmm1","xmm3","xmm5","xmm7") |
|
snow_vertical_compose_sse2_store(REG_a,"xmm1","xmm3","xmm5","xmm7") |
|
"mov %3, %%"REG_c" \n\t" |
|
snow_vertical_compose_sse2_load(REG_S,"xmm0","xmm2","xmm4","xmm6") |
|
snow_vertical_compose_sse2_add(REG_c,"xmm1","xmm3","xmm5","xmm7") |
|
snow_vertical_compose_sse2_sub("xmm1","xmm3","xmm5","xmm7","xmm0","xmm2","xmm4","xmm6") |
|
snow_vertical_compose_sse2_store(REG_S,"xmm0","xmm2","xmm4","xmm6") |
|
"mov %2, %%"REG_a" \n\t" |
|
snow_vertical_compose_sse2_load(REG_c,"xmm1","xmm3","xmm5","xmm7") |
|
snow_vertical_compose_sse2_add(REG_a,"xmm0","xmm2","xmm4","xmm6") |
|
snow_vertical_compose_sse2_sll("2","xmm1","xmm3","xmm5","xmm7")\ |
|
snow_vertical_compose_sse2_r2r_add("xmm1","xmm3","xmm5","xmm7","xmm0","xmm2","xmm4","xmm6") |
|
|
|
"pcmpeqd %%xmm1, %%xmm1 \n\t" |
|
"pslld $31, %%xmm1 \n\t" |
|
"psrld $28, %%xmm1 \n\t" |
|
"mov %1, %%"REG_S" \n\t" |
|
|
|
snow_vertical_compose_sse2_r2r_add("xmm1","xmm1","xmm1","xmm1","xmm0","xmm2","xmm4","xmm6") |
|
snow_vertical_compose_sse2_sra("4","xmm0","xmm2","xmm4","xmm6") |
|
snow_vertical_compose_sse2_add(REG_c,"xmm0","xmm2","xmm4","xmm6") |
|
snow_vertical_compose_sse2_store(REG_c,"xmm0","xmm2","xmm4","xmm6") |
|
snow_vertical_compose_sse2_add(REG_S,"xmm0","xmm2","xmm4","xmm6") |
|
snow_vertical_compose_sse2_move("xmm0","xmm2","xmm4","xmm6","xmm1","xmm3","xmm5","xmm7") |
|
snow_vertical_compose_sse2_sll("1","xmm0","xmm2","xmm4","xmm6")\ |
|
snow_vertical_compose_sse2_r2r_add("xmm1","xmm3","xmm5","xmm7","xmm0","xmm2","xmm4","xmm6") |
|
snow_vertical_compose_sse2_sra("1","xmm0","xmm2","xmm4","xmm6") |
|
snow_vertical_compose_sse2_add(REG_a,"xmm0","xmm2","xmm4","xmm6") |
|
snow_vertical_compose_sse2_store(REG_a,"xmm0","xmm2","xmm4","xmm6") |
|
|
|
"2: \n\t" |
|
"sub $16, %%"REG_d" \n\t" |
|
"jge 1b \n\t" |
|
:"+d"(i) |
|
: |
|
"m"(b0),"m"(b1),"m"(b2),"m"(b3),"m"(b4),"m"(b5): |
|
"%"REG_a"","%"REG_S"","%"REG_c""); |
|
} |
|
|
|
#define snow_vertical_compose_mmx_load_add(op,r,t0,t1,t2,t3)\ |
|
""op" (%%"r",%%"REG_d",4), %%"t0" \n\t"\ |
|
""op" 8(%%"r",%%"REG_d",4), %%"t1" \n\t"\ |
|
""op" 16(%%"r",%%"REG_d",4), %%"t2" \n\t"\ |
|
""op" 24(%%"r",%%"REG_d",4), %%"t3" \n\t" |
|
|
|
#define snow_vertical_compose_mmx_load(r,t0,t1,t2,t3)\ |
|
snow_vertical_compose_mmx_load_add("movq",r,t0,t1,t2,t3) |
|
|
|
#define snow_vertical_compose_mmx_add(r,t0,t1,t2,t3)\ |
|
snow_vertical_compose_mmx_load_add("paddd",r,t0,t1,t2,t3) |
|
|
|
#define snow_vertical_compose_mmx_sub(s0,s1,s2,s3,t0,t1,t2,t3)\ |
|
snow_vertical_compose_sse2_sub(s0,s1,s2,s3,t0,t1,t2,t3) |
|
|
|
#define snow_vertical_compose_mmx_store(w,s0,s1,s2,s3)\ |
|
"movq %%"s0", (%%"w",%%"REG_d",4) \n\t"\ |
|
"movq %%"s1", 8(%%"w",%%"REG_d",4) \n\t"\ |
|
"movq %%"s2", 16(%%"w",%%"REG_d",4) \n\t"\ |
|
"movq %%"s3", 24(%%"w",%%"REG_d",4) \n\t" |
|
|
|
#define snow_vertical_compose_mmx_sra(n,t0,t1,t2,t3)\ |
|
snow_vertical_compose_sse2_sra(n,t0,t1,t2,t3) |
|
|
|
#define snow_vertical_compose_mmx_r2r_add(s0,s1,s2,s3,t0,t1,t2,t3)\ |
|
snow_vertical_compose_sse2_r2r_add(s0,s1,s2,s3,t0,t1,t2,t3) |
|
|
|
#define snow_vertical_compose_mmx_sll(n,t0,t1,t2,t3)\ |
|
snow_vertical_compose_sse2_sll(n,t0,t1,t2,t3) |
|
|
|
#define snow_vertical_compose_mmx_move(s0,s1,s2,s3,t0,t1,t2,t3)\ |
|
"movq %%"s0", %%"t0" \n\t"\ |
|
"movq %%"s1", %%"t1" \n\t"\ |
|
"movq %%"s2", %%"t2" \n\t"\ |
|
"movq %%"s3", %%"t3" \n\t" |
|
|
|
void ff_snow_vertical_compose97i_mmx(DWTELEM *b0, DWTELEM *b1, DWTELEM *b2, DWTELEM *b3, DWTELEM *b4, DWTELEM *b5, int width){ |
|
long i = width; |
|
while(i & 0x7) |
|
{ |
|
i--; |
|
b4[i] -= (W_DM*(b3[i] + b5[i])+W_DO)>>W_DS; |
|
b3[i] -= (W_CM*(b2[i] + b4[i])+W_CO)>>W_CS; |
|
b2[i] += (W_BM*(b1[i] + b3[i])+4*b2[i]+W_BO)>>W_BS; |
|
b1[i] += (W_AM*(b0[i] + b2[i])+W_AO)>>W_AS; |
|
} |
|
|
|
asm volatile( |
|
"jmp 2f \n\t" |
|
"1: \n\t" |
|
|
|
"mov %6, %%"REG_a" \n\t" |
|
"mov %4, %%"REG_S" \n\t" |
|
|
|
snow_vertical_compose_mmx_load(REG_S,"mm0","mm2","mm4","mm6") |
|
snow_vertical_compose_mmx_add(REG_a,"mm0","mm2","mm4","mm6") |
|
snow_vertical_compose_mmx_move("mm0","mm2","mm4","mm6","mm1","mm3","mm5","mm7") |
|
snow_vertical_compose_mmx_sll("1","mm0","mm2","mm4","mm6") |
|
snow_vertical_compose_mmx_r2r_add("mm1","mm3","mm5","mm7","mm0","mm2","mm4","mm6") |
|
|
|
"pcmpeqd %%mm1, %%mm1 \n\t" |
|
"pslld $31, %%mm1 \n\t" |
|
"psrld $29, %%mm1 \n\t" |
|
"mov %5, %%"REG_a" \n\t" |
|
|
|
snow_vertical_compose_mmx_r2r_add("mm1","mm1","mm1","mm1","mm0","mm2","mm4","mm6") |
|
snow_vertical_compose_mmx_sra("3","mm0","mm2","mm4","mm6") |
|
snow_vertical_compose_mmx_load(REG_a,"mm1","mm3","mm5","mm7") |
|
snow_vertical_compose_mmx_sub("mm0","mm2","mm4","mm6","mm1","mm3","mm5","mm7") |
|
snow_vertical_compose_mmx_store(REG_a,"mm1","mm3","mm5","mm7") |
|
"mov %3, %%"REG_c" \n\t" |
|
snow_vertical_compose_mmx_load(REG_S,"mm0","mm2","mm4","mm6") |
|
snow_vertical_compose_mmx_add(REG_c,"mm1","mm3","mm5","mm7") |
|
snow_vertical_compose_mmx_sub("mm1","mm3","mm5","mm7","mm0","mm2","mm4","mm6") |
|
snow_vertical_compose_mmx_store(REG_S,"mm0","mm2","mm4","mm6") |
|
"mov %2, %%"REG_a" \n\t" |
|
snow_vertical_compose_mmx_load(REG_c,"mm1","mm3","mm5","mm7") |
|
snow_vertical_compose_mmx_add(REG_a,"mm0","mm2","mm4","mm6") |
|
snow_vertical_compose_mmx_sll("2","mm1","mm3","mm5","mm7") |
|
snow_vertical_compose_mmx_r2r_add("mm1","mm3","mm5","mm7","mm0","mm2","mm4","mm6") |
|
|
|
"pcmpeqd %%mm1, %%mm1 \n\t" |
|
"pslld $31, %%mm1 \n\t" |
|
"psrld $28, %%mm1 \n\t" |
|
"mov %1, %%"REG_S" \n\t" |
|
|
|
snow_vertical_compose_mmx_r2r_add("mm1","mm1","mm1","mm1","mm0","mm2","mm4","mm6") |
|
snow_vertical_compose_mmx_sra("4","mm0","mm2","mm4","mm6") |
|
snow_vertical_compose_mmx_add(REG_c,"mm0","mm2","mm4","mm6") |
|
snow_vertical_compose_mmx_store(REG_c,"mm0","mm2","mm4","mm6") |
|
snow_vertical_compose_mmx_add(REG_S,"mm0","mm2","mm4","mm6") |
|
snow_vertical_compose_mmx_move("mm0","mm2","mm4","mm6","mm1","mm3","mm5","mm7") |
|
snow_vertical_compose_mmx_sll("1","mm0","mm2","mm4","mm6") |
|
snow_vertical_compose_mmx_r2r_add("mm1","mm3","mm5","mm7","mm0","mm2","mm4","mm6") |
|
snow_vertical_compose_mmx_sra("1","mm0","mm2","mm4","mm6") |
|
snow_vertical_compose_mmx_add(REG_a,"mm0","mm2","mm4","mm6") |
|
snow_vertical_compose_mmx_store(REG_a,"mm0","mm2","mm4","mm6") |
|
|
|
"2: \n\t" |
|
"sub $8, %%"REG_d" \n\t" |
|
"jge 1b \n\t" |
|
:"+d"(i) |
|
: |
|
"m"(b0),"m"(b1),"m"(b2),"m"(b3),"m"(b4),"m"(b5): |
|
"%"REG_a"","%"REG_S"","%"REG_c""); |
|
} |
|
|
|
#define snow_inner_add_yblock_sse2_header \ |
|
DWTELEM * * dst_array = sb->line + src_y;\ |
|
long tmp;\ |
|
asm volatile(\ |
|
"mov %7, %%"REG_c" \n\t"\ |
|
"mov %6, %2 \n\t"\ |
|
"mov %4, %%"REG_S" \n\t"\ |
|
"pxor %%xmm7, %%xmm7 \n\t" /* 0 */\ |
|
"pcmpeqd %%xmm3, %%xmm3 \n\t"\ |
|
"pslld $31, %%xmm3 \n\t"\ |
|
"psrld $24, %%xmm3 \n\t" /* FRAC_BITS >> 1 */\ |
|
"1: \n\t"\ |
|
"mov %1, %%"REG_D" \n\t"\ |
|
"mov (%%"REG_D"), %%"REG_D" \n\t"\ |
|
"add %3, %%"REG_D" \n\t" |
|
|
|
#define snow_inner_add_yblock_sse2_start_8(out_reg1, out_reg2, ptr_offset, s_offset)\ |
|
"mov "PTR_SIZE"*"ptr_offset"(%%"REG_a"), %%"REG_d"; \n\t"\ |
|
"movq (%%"REG_d"), %%"out_reg1" \n\t"\ |
|
"movq (%%"REG_d", %%"REG_c"), %%"out_reg2" \n\t"\ |
|
"punpcklbw %%xmm7, %%"out_reg1" \n\t"\ |
|
"punpcklbw %%xmm7, %%"out_reg2" \n\t"\ |
|
"movq "s_offset"(%%"REG_S"), %%xmm0 \n\t"\ |
|
"movq "s_offset"+16(%%"REG_S"), %%xmm4 \n\t"\ |
|
"punpcklbw %%xmm7, %%xmm0 \n\t"\ |
|
"punpcklbw %%xmm7, %%xmm4 \n\t"\ |
|
"pmullw %%xmm0, %%"out_reg1" \n\t"\ |
|
"pmullw %%xmm4, %%"out_reg2" \n\t" |
|
|
|
#define snow_inner_add_yblock_sse2_start_16(out_reg1, out_reg2, ptr_offset, s_offset)\ |
|
"mov "PTR_SIZE"*"ptr_offset"(%%"REG_a"), %%"REG_d"; \n\t"\ |
|
"movq (%%"REG_d"), %%"out_reg1" \n\t"\ |
|
"movq 8(%%"REG_d"), %%"out_reg2" \n\t"\ |
|
"punpcklbw %%xmm7, %%"out_reg1" \n\t"\ |
|
"punpcklbw %%xmm7, %%"out_reg2" \n\t"\ |
|
"movq "s_offset"(%%"REG_S"), %%xmm0 \n\t"\ |
|
"movq "s_offset"+8(%%"REG_S"), %%xmm4 \n\t"\ |
|
"punpcklbw %%xmm7, %%xmm0 \n\t"\ |
|
"punpcklbw %%xmm7, %%xmm4 \n\t"\ |
|
"pmullw %%xmm0, %%"out_reg1" \n\t"\ |
|
"pmullw %%xmm4, %%"out_reg2" \n\t" |
|
|
|
#define snow_inner_add_yblock_sse2_accum_8(ptr_offset, s_offset) \ |
|
snow_inner_add_yblock_sse2_start_8("xmm2", "xmm6", ptr_offset, s_offset)\ |
|
"paddusw %%xmm2, %%xmm1 \n\t"\ |
|
"paddusw %%xmm6, %%xmm5 \n\t" |
|
|
|
#define snow_inner_add_yblock_sse2_accum_16(ptr_offset, s_offset) \ |
|
snow_inner_add_yblock_sse2_start_16("xmm2", "xmm6", ptr_offset, s_offset)\ |
|
"paddusw %%xmm2, %%xmm1 \n\t"\ |
|
"paddusw %%xmm6, %%xmm5 \n\t" |
|
|
|
#define snow_inner_add_yblock_sse2_end_common1\ |
|
"add $32, %%"REG_S" \n\t"\ |
|
"add %%"REG_c", %0 \n\t"\ |
|
"add %%"REG_c", "PTR_SIZE"*3(%%"REG_a");\n\t"\ |
|
"add %%"REG_c", "PTR_SIZE"*2(%%"REG_a");\n\t"\ |
|
"add %%"REG_c", "PTR_SIZE"*1(%%"REG_a");\n\t"\ |
|
"add %%"REG_c", (%%"REG_a") \n\t" |
|
|
|
#define snow_inner_add_yblock_sse2_end_common2\ |
|
"jnz 1b \n\t"\ |
|
:"+m"(dst8),"+m"(dst_array),"=&r"(tmp)\ |
|
:\ |
|
"rm"((long)(src_x<<2)),"m"(obmc),"a"(block),"m"((long)b_h),"m"((long)src_stride):\ |
|
"%"REG_c"","%"REG_S"","%"REG_D"","%"REG_d""); |
|
|
|
#define snow_inner_add_yblock_sse2_end_8\ |
|
"sal $1, %%"REG_c" \n\t"\ |
|
"add $"PTR_SIZE"*2, %1 \n\t"\ |
|
snow_inner_add_yblock_sse2_end_common1\ |
|
"sar $1, %%"REG_c" \n\t"\ |
|
"sub $2, %2 \n\t"\ |
|
snow_inner_add_yblock_sse2_end_common2 |
|
|
|
#define snow_inner_add_yblock_sse2_end_16\ |
|
"add $"PTR_SIZE"*1, %1 \n\t"\ |
|
snow_inner_add_yblock_sse2_end_common1\ |
|
"dec %2 \n\t"\ |
|
snow_inner_add_yblock_sse2_end_common2 |
|
|
|
static void inner_add_yblock_bw_8_obmc_16_bh_even_sse2(const uint8_t *obmc, const long obmc_stride, uint8_t * * block, int b_w, long b_h, |
|
int src_x, int src_y, long src_stride, slice_buffer * sb, int add, uint8_t * dst8){ |
|
snow_inner_add_yblock_sse2_header |
|
snow_inner_add_yblock_sse2_start_8("xmm1", "xmm5", "3", "0") |
|
snow_inner_add_yblock_sse2_accum_8("2", "8") |
|
snow_inner_add_yblock_sse2_accum_8("1", "128") |
|
snow_inner_add_yblock_sse2_accum_8("0", "136") |
|
|
|
"mov %0, %%"REG_d" \n\t" |
|
"movdqa (%%"REG_D"), %%xmm0 \n\t" |
|
"movdqa %%xmm1, %%xmm2 \n\t" |
|
|
|
"punpckhwd %%xmm7, %%xmm1 \n\t" |
|
"punpcklwd %%xmm7, %%xmm2 \n\t" |
|
"paddd %%xmm2, %%xmm0 \n\t" |
|
"movdqa 16(%%"REG_D"), %%xmm2 \n\t" |
|
"paddd %%xmm1, %%xmm2 \n\t" |
|
"paddd %%xmm3, %%xmm0 \n\t" |
|
"paddd %%xmm3, %%xmm2 \n\t" |
|
|
|
"mov %1, %%"REG_D" \n\t" |
|
"mov "PTR_SIZE"(%%"REG_D"), %%"REG_D";\n\t" |
|
"add %3, %%"REG_D" \n\t" |
|
|
|
"movdqa (%%"REG_D"), %%xmm4 \n\t" |
|
"movdqa %%xmm5, %%xmm6 \n\t" |
|
"punpckhwd %%xmm7, %%xmm5 \n\t" |
|
"punpcklwd %%xmm7, %%xmm6 \n\t" |
|
"paddd %%xmm6, %%xmm4 \n\t" |
|
"movdqa 16(%%"REG_D"), %%xmm6 \n\t" |
|
"paddd %%xmm5, %%xmm6 \n\t" |
|
"paddd %%xmm3, %%xmm4 \n\t" |
|
"paddd %%xmm3, %%xmm6 \n\t" |
|
|
|
"psrad $8, %%xmm0 \n\t" /* FRAC_BITS. */ |
|
"psrad $8, %%xmm2 \n\t" /* FRAC_BITS. */ |
|
"packssdw %%xmm2, %%xmm0 \n\t" |
|
"packuswb %%xmm7, %%xmm0 \n\t" |
|
"movq %%xmm0, (%%"REG_d") \n\t" |
|
|
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"psrad $8, %%xmm4 \n\t" /* FRAC_BITS. */ |
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"psrad $8, %%xmm6 \n\t" /* FRAC_BITS. */ |
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"packssdw %%xmm6, %%xmm4 \n\t" |
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"packuswb %%xmm7, %%xmm4 \n\t" |
|
"movq %%xmm4, (%%"REG_d",%%"REG_c");\n\t" |
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snow_inner_add_yblock_sse2_end_8 |
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} |
|
|
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static void inner_add_yblock_bw_16_obmc_32_sse2(const uint8_t *obmc, const long obmc_stride, uint8_t * * block, int b_w, long b_h, |
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int src_x, int src_y, long src_stride, slice_buffer * sb, int add, uint8_t * dst8){ |
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snow_inner_add_yblock_sse2_header |
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snow_inner_add_yblock_sse2_start_16("xmm1", "xmm5", "3", "0") |
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snow_inner_add_yblock_sse2_accum_16("2", "16") |
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snow_inner_add_yblock_sse2_accum_16("1", "512") |
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snow_inner_add_yblock_sse2_accum_16("0", "528") |
|
|
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"mov %0, %%"REG_d" \n\t" |
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"movdqa %%xmm1, %%xmm0 \n\t" |
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"movdqa %%xmm5, %%xmm4 \n\t" |
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"punpcklwd %%xmm7, %%xmm0 \n\t" |
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"paddd (%%"REG_D"), %%xmm0 \n\t" |
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"punpckhwd %%xmm7, %%xmm1 \n\t" |
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"paddd 16(%%"REG_D"), %%xmm1 \n\t" |
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"punpcklwd %%xmm7, %%xmm4 \n\t" |
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"paddd 32(%%"REG_D"), %%xmm4 \n\t" |
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"punpckhwd %%xmm7, %%xmm5 \n\t" |
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"paddd 48(%%"REG_D"), %%xmm5 \n\t" |
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"paddd %%xmm3, %%xmm0 \n\t" |
|
"paddd %%xmm3, %%xmm1 \n\t" |
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"paddd %%xmm3, %%xmm4 \n\t" |
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"paddd %%xmm3, %%xmm5 \n\t" |
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"psrad $8, %%xmm0 \n\t" /* FRAC_BITS. */ |
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"psrad $8, %%xmm1 \n\t" /* FRAC_BITS. */ |
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"psrad $8, %%xmm4 \n\t" /* FRAC_BITS. */ |
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"psrad $8, %%xmm5 \n\t" /* FRAC_BITS. */ |
|
|
|
"packssdw %%xmm1, %%xmm0 \n\t" |
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"packssdw %%xmm5, %%xmm4 \n\t" |
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"packuswb %%xmm4, %%xmm0 \n\t" |
|
|
|
"movdqu %%xmm0, (%%"REG_d") \n\t" |
|
|
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snow_inner_add_yblock_sse2_end_16 |
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} |
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|
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#define snow_inner_add_yblock_mmx_header \ |
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DWTELEM * * dst_array = sb->line + src_y;\ |
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long tmp;\ |
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asm volatile(\ |
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"mov %7, %%"REG_c" \n\t"\ |
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"mov %6, %2 \n\t"\ |
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"mov %4, %%"REG_S" \n\t"\ |
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"pxor %%mm7, %%mm7 \n\t" /* 0 */\ |
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"pcmpeqd %%mm3, %%mm3 \n\t"\ |
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"pslld $31, %%mm3 \n\t"\ |
|
"psrld $24, %%mm3 \n\t" /* FRAC_BITS >> 1 */\ |
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"1: \n\t"\ |
|
"mov %1, %%"REG_D" \n\t"\ |
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"mov (%%"REG_D"), %%"REG_D" \n\t"\ |
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"add %3, %%"REG_D" \n\t" |
|
|
|
#define snow_inner_add_yblock_mmx_start(out_reg1, out_reg2, ptr_offset, s_offset, d_offset)\ |
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"mov "PTR_SIZE"*"ptr_offset"(%%"REG_a"), %%"REG_d"; \n\t"\ |
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"movd "d_offset"(%%"REG_d"), %%"out_reg1" \n\t"\ |
|
"movd "d_offset"+4(%%"REG_d"), %%"out_reg2" \n\t"\ |
|
"punpcklbw %%mm7, %%"out_reg1" \n\t"\ |
|
"punpcklbw %%mm7, %%"out_reg2" \n\t"\ |
|
"movd "s_offset"(%%"REG_S"), %%mm0 \n\t"\ |
|
"movd "s_offset"+4(%%"REG_S"), %%mm4 \n\t"\ |
|
"punpcklbw %%mm7, %%mm0 \n\t"\ |
|
"punpcklbw %%mm7, %%mm4 \n\t"\ |
|
"pmullw %%mm0, %%"out_reg1" \n\t"\ |
|
"pmullw %%mm4, %%"out_reg2" \n\t" |
|
|
|
#define snow_inner_add_yblock_mmx_accum(ptr_offset, s_offset, d_offset) \ |
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snow_inner_add_yblock_mmx_start("mm2", "mm6", ptr_offset, s_offset, d_offset)\ |
|
"paddusw %%mm2, %%mm1 \n\t"\ |
|
"paddusw %%mm6, %%mm5 \n\t" |
|
|
|
#define snow_inner_add_yblock_mmx_mix(read_offset, write_offset)\ |
|
"mov %0, %%"REG_d" \n\t"\ |
|
"movq %%mm1, %%mm0 \n\t"\ |
|
"movq %%mm5, %%mm4 \n\t"\ |
|
"punpcklwd %%mm7, %%mm0 \n\t"\ |
|
"paddd "read_offset"(%%"REG_D"), %%mm0 \n\t"\ |
|
"punpckhwd %%mm7, %%mm1 \n\t"\ |
|
"paddd "read_offset"+8(%%"REG_D"), %%mm1 \n\t"\ |
|
"punpcklwd %%mm7, %%mm4 \n\t"\ |
|
"paddd "read_offset"+16(%%"REG_D"), %%mm4 \n\t"\ |
|
"punpckhwd %%mm7, %%mm5 \n\t"\ |
|
"paddd "read_offset"+24(%%"REG_D"), %%mm5 \n\t"\ |
|
"paddd %%mm3, %%mm0 \n\t"\ |
|
"paddd %%mm3, %%mm1 \n\t"\ |
|
"paddd %%mm3, %%mm4 \n\t"\ |
|
"paddd %%mm3, %%mm5 \n\t"\ |
|
"psrad $8, %%mm0 \n\t"\ |
|
"psrad $8, %%mm1 \n\t"\ |
|
"psrad $8, %%mm4 \n\t"\ |
|
"psrad $8, %%mm5 \n\t"\ |
|
\ |
|
"packssdw %%mm1, %%mm0 \n\t"\ |
|
"packssdw %%mm5, %%mm4 \n\t"\ |
|
"packuswb %%mm4, %%mm0 \n\t"\ |
|
"movq %%mm0, "write_offset"(%%"REG_d") \n\t" |
|
|
|
#define snow_inner_add_yblock_mmx_end(s_step)\ |
|
"add $"s_step", %%"REG_S" \n\t"\ |
|
"add %%"REG_c", "PTR_SIZE"*3(%%"REG_a");\n\t"\ |
|
"add %%"REG_c", "PTR_SIZE"*2(%%"REG_a");\n\t"\ |
|
"add %%"REG_c", "PTR_SIZE"*1(%%"REG_a");\n\t"\ |
|
"add %%"REG_c", (%%"REG_a") \n\t"\ |
|
"add $"PTR_SIZE"*1, %1 \n\t"\ |
|
"add %%"REG_c", %0 \n\t"\ |
|
"dec %2 \n\t"\ |
|
"jnz 1b \n\t"\ |
|
:"+m"(dst8),"+m"(dst_array),"=&r"(tmp)\ |
|
:\ |
|
"rm"((long)(src_x<<2)),"m"(obmc),"a"(block),"m"((long)b_h),"m"((long)src_stride):\ |
|
"%"REG_c"","%"REG_S"","%"REG_D"","%"REG_d""); |
|
|
|
static void inner_add_yblock_bw_8_obmc_16_mmx(const uint8_t *obmc, const long obmc_stride, uint8_t * * block, int b_w, long b_h, |
|
int src_x, int src_y, long src_stride, slice_buffer * sb, int add, uint8_t * dst8){ |
|
snow_inner_add_yblock_mmx_header |
|
snow_inner_add_yblock_mmx_start("mm1", "mm5", "3", "0", "0") |
|
snow_inner_add_yblock_mmx_accum("2", "8", "0") |
|
snow_inner_add_yblock_mmx_accum("1", "128", "0") |
|
snow_inner_add_yblock_mmx_accum("0", "136", "0") |
|
snow_inner_add_yblock_mmx_mix("0", "0") |
|
snow_inner_add_yblock_mmx_end("16") |
|
} |
|
|
|
static void inner_add_yblock_bw_16_obmc_32_mmx(const uint8_t *obmc, const long obmc_stride, uint8_t * * block, int b_w, long b_h, |
|
int src_x, int src_y, long src_stride, slice_buffer * sb, int add, uint8_t * dst8){ |
|
snow_inner_add_yblock_mmx_header |
|
snow_inner_add_yblock_mmx_start("mm1", "mm5", "3", "0", "0") |
|
snow_inner_add_yblock_mmx_accum("2", "16", "0") |
|
snow_inner_add_yblock_mmx_accum("1", "512", "0") |
|
snow_inner_add_yblock_mmx_accum("0", "528", "0") |
|
snow_inner_add_yblock_mmx_mix("0", "0") |
|
|
|
snow_inner_add_yblock_mmx_start("mm1", "mm5", "3", "8", "8") |
|
snow_inner_add_yblock_mmx_accum("2", "24", "8") |
|
snow_inner_add_yblock_mmx_accum("1", "520", "8") |
|
snow_inner_add_yblock_mmx_accum("0", "536", "8") |
|
snow_inner_add_yblock_mmx_mix("32", "8") |
|
snow_inner_add_yblock_mmx_end("32") |
|
} |
|
|
|
void ff_snow_inner_add_yblock_sse2(const uint8_t *obmc, const int obmc_stride, uint8_t * * block, int b_w, int b_h, |
|
int src_x, int src_y, int src_stride, slice_buffer * sb, int add, uint8_t * dst8){ |
|
|
|
if (b_w == 16) |
|
inner_add_yblock_bw_16_obmc_32_sse2(obmc, obmc_stride, block, b_w, b_h, src_x,src_y, src_stride, sb, add, dst8); |
|
else if (b_w == 8 && obmc_stride == 16) { |
|
if (!(b_h & 1)) |
|
inner_add_yblock_bw_8_obmc_16_bh_even_sse2(obmc, obmc_stride, block, b_w, b_h, src_x,src_y, src_stride, sb, add, dst8); |
|
else |
|
inner_add_yblock_bw_8_obmc_16_mmx(obmc, obmc_stride, block, b_w, b_h, src_x,src_y, src_stride, sb, add, dst8); |
|
} else |
|
ff_snow_inner_add_yblock(obmc, obmc_stride, block, b_w, b_h, src_x,src_y, src_stride, sb, add, dst8); |
|
} |
|
|
|
void ff_snow_inner_add_yblock_mmx(const uint8_t *obmc, const int obmc_stride, uint8_t * * block, int b_w, int b_h, |
|
int src_x, int src_y, int src_stride, slice_buffer * sb, int add, uint8_t * dst8){ |
|
if (b_w == 16) |
|
inner_add_yblock_bw_16_obmc_32_mmx(obmc, obmc_stride, block, b_w, b_h, src_x,src_y, src_stride, sb, add, dst8); |
|
else if (b_w == 8 && obmc_stride == 16) |
|
inner_add_yblock_bw_8_obmc_16_mmx(obmc, obmc_stride, block, b_w, b_h, src_x,src_y, src_stride, sb, add, dst8); |
|
else |
|
ff_snow_inner_add_yblock(obmc, obmc_stride, block, b_w, b_h, src_x,src_y, src_stride, sb, add, dst8); |
|
}
|
|
|