; ; Copyright (c) 2010 The WebM project authors. All Rights Reserved. ; ; Use of this source code is governed by a BSD-style license ; that can be found in the LICENSE file in the root of the source ; tree. An additional intellectual property rights grant can be found ; in the file PATENTS. All contributing project authors may ; be found in the AUTHORS file in the root of the source tree. ; %include "vpx_ports/x86_abi_support.asm" ;void vp9_subtract_b_mmx_impl(unsigned char *z, int src_stride, ; short *diff, unsigned char *Predictor, ; int pitch); global sym(vp9_subtract_b_mmx_impl) sym(vp9_subtract_b_mmx_impl): push rbp mov rbp, rsp SHADOW_ARGS_TO_STACK 5 push rsi push rdi ; end prolog mov rdi, arg(2) ;diff mov rax, arg(3) ;Predictor mov rsi, arg(0) ;z movsxd rdx, dword ptr arg(1);src_stride; movsxd rcx, dword ptr arg(4);pitch pxor mm7, mm7 movd mm0, [rsi] movd mm1, [rax] punpcklbw mm0, mm7 punpcklbw mm1, mm7 psubw mm0, mm1 movq [rdi], mm0 movd mm0, [rsi+rdx] movd mm1, [rax+rcx] punpcklbw mm0, mm7 punpcklbw mm1, mm7 psubw mm0, mm1 movq [rdi+rcx*2],mm0 movd mm0, [rsi+rdx*2] movd mm1, [rax+rcx*2] punpcklbw mm0, mm7 punpcklbw mm1, mm7 psubw mm0, mm1 movq [rdi+rcx*4], mm0 lea rsi, [rsi+rdx*2] lea rcx, [rcx+rcx*2] movd mm0, [rsi+rdx] movd mm1, [rax+rcx] punpcklbw mm0, mm7 punpcklbw mm1, mm7 psubw mm0, mm1 movq [rdi+rcx*2], mm0 ; begin epilog pop rdi pop rsi UNSHADOW_ARGS pop rbp ret ;void vp9_subtract_mby_mmx(short *diff, unsigned char *src, unsigned char *pred, int stride) global sym(vp9_subtract_mby_mmx) sym(vp9_subtract_mby_mmx): push rbp mov rbp, rsp SHADOW_ARGS_TO_STACK 4 push rsi push rdi ; end prolog mov rsi, arg(1) ;src mov rdi, arg(0) ;diff mov rax, arg(2) ;pred movsxd rdx, dword ptr arg(3) ;stride mov rcx, 16 pxor mm0, mm0 .submby_loop: movq mm1, [rsi] movq mm3, [rax] movq mm2, mm1 movq mm4, mm3 punpcklbw mm1, mm0 punpcklbw mm3, mm0 punpckhbw mm2, mm0 punpckhbw mm4, mm0 psubw mm1, mm3 psubw mm2, mm4 movq [rdi], mm1 movq [rdi+8], mm2 movq mm1, [rsi+8] movq mm3, [rax+8] movq mm2, mm1 movq mm4, mm3 punpcklbw mm1, mm0 punpcklbw mm3, mm0 punpckhbw mm2, mm0 punpckhbw mm4, mm0 psubw mm1, mm3 psubw mm2, mm4 movq [rdi+16], mm1 movq [rdi+24], mm2 add rdi, 32 add rax, 16 lea rsi, [rsi+rdx] sub rcx, 1 jnz .submby_loop pop rdi pop rsi ; begin epilog UNSHADOW_ARGS pop rbp ret ;void vp9_subtract_mbuv_mmx(short *diff, unsigned char *usrc, unsigned char *vsrc, unsigned char *pred, int stride) global sym(vp9_subtract_mbuv_mmx) sym(vp9_subtract_mbuv_mmx): push rbp mov rbp, rsp SHADOW_ARGS_TO_STACK 5 push rsi push rdi ; end prolog ;short *udiff = diff + 256; ;short *vdiff = diff + 320; ;unsigned char *upred = pred + 256; ;unsigned char *vpred = pred + 320; ;unsigned char *z = usrc; ;unsigned short *diff = udiff; ;unsigned char *Predictor= upred; mov rdi, arg(0) ;diff mov rax, arg(3) ;pred mov rsi, arg(1) ;z = usrc add rdi, 256*2 ;diff = diff + 256 (shorts) add rax, 256 ;Predictor = pred + 256 movsxd rdx, dword ptr arg(4) ;stride; pxor mm7, mm7 movq mm0, [rsi] movq mm1, [rax] movq mm3, mm0 movq mm4, mm1 punpcklbw mm0, mm7 punpcklbw mm1, mm7 punpckhbw mm3, mm7 punpckhbw mm4, mm7 psubw mm0, mm1 psubw mm3, mm4 movq [rdi], mm0 movq [rdi+8], mm3 movq mm0, [rsi+rdx] movq mm1, [rax+8] movq mm3, mm0 movq mm4, mm1 punpcklbw mm0, mm7 punpcklbw mm1, mm7 punpckhbw mm3, mm7 punpckhbw mm4, mm7 psubw mm0, mm1 psubw mm3, mm4 movq [rdi+16], mm0 movq [rdi+24], mm3 movq mm0, [rsi+rdx*2] movq mm1, [rax+16] movq mm3, mm0 movq mm4, mm1 punpcklbw mm0, mm7 punpcklbw mm1, mm7 punpckhbw mm3, mm7 punpckhbw mm4, mm7 psubw mm0, mm1 psubw mm3, mm4 movq [rdi+32], mm0 movq [rdi+40], mm3 lea rsi, [rsi+rdx*2] movq mm0, [rsi+rdx] movq mm1, [rax+24] movq mm3, mm0 movq mm4, mm1 punpcklbw mm0, mm7 punpcklbw mm1, mm7 punpckhbw mm3, mm7 punpckhbw mm4, mm7 psubw mm0, mm1 psubw mm3, mm4 movq [rdi+48], mm0 movq [rdi+56], mm3 add rdi, 64 add rax, 32 lea rsi, [rsi+rdx*2] movq mm0, [rsi] movq mm1, [rax] movq mm3, mm0 movq mm4, mm1 punpcklbw mm0, mm7 punpcklbw mm1, mm7 punpckhbw mm3, mm7 punpckhbw mm4, mm7 psubw mm0, mm1 psubw mm3, mm4 movq [rdi], mm0 movq [rdi+8], mm3 movq mm0, [rsi+rdx] movq mm1, [rax+8] movq mm3, mm0 movq mm4, mm1 punpcklbw mm0, mm7 punpcklbw mm1, mm7 punpckhbw mm3, mm7 punpckhbw mm4, mm7 psubw mm0, mm1 psubw mm3, mm4 movq [rdi+16], mm0 movq [rdi+24], mm3 movq mm0, [rsi+rdx*2] movq mm1, [rax+16] movq mm3, mm0 movq mm4, mm1 punpcklbw mm0, mm7 punpcklbw mm1, mm7 punpckhbw mm3, mm7 punpckhbw mm4, mm7 psubw mm0, mm1 psubw mm3, mm4 movq [rdi+32], mm0 movq [rdi+40], mm3 lea rsi, [rsi+rdx*2] movq mm0, [rsi+rdx] movq mm1, [rax+24] movq mm3, mm0 movq mm4, mm1 punpcklbw mm0, mm7 punpcklbw mm1, mm7 punpckhbw mm3, mm7 punpckhbw mm4, mm7 psubw mm0, mm1 psubw mm3, mm4 movq [rdi+48], mm0 movq [rdi+56], mm3 ;unsigned char *z = vsrc; ;unsigned short *diff = vdiff; ;unsigned char *Predictor= vpred; mov rdi, arg(0) ;diff mov rax, arg(3) ;pred mov rsi, arg(2) ;z = usrc add rdi, 320*2 ;diff = diff + 320 (shorts) add rax, 320 ;Predictor = pred + 320 movsxd rdx, dword ptr arg(4) ;stride; pxor mm7, mm7 movq mm0, [rsi] movq mm1, [rax] movq mm3, mm0 movq mm4, mm1 punpcklbw mm0, mm7 punpcklbw mm1, mm7 punpckhbw mm3, mm7 punpckhbw mm4, mm7 psubw mm0, mm1 psubw mm3, mm4 movq [rdi], mm0 movq [rdi+8], mm3 movq mm0, [rsi+rdx] movq mm1, [rax+8] movq mm3, mm0 movq mm4, mm1 punpcklbw mm0, mm7 punpcklbw mm1, mm7 punpckhbw mm3, mm7 punpckhbw mm4, mm7 psubw mm0, mm1 psubw mm3, mm4 movq [rdi+16], mm0 movq [rdi+24], mm3 movq mm0, [rsi+rdx*2] movq mm1, [rax+16] movq mm3, mm0 movq mm4, mm1 punpcklbw mm0, mm7 punpcklbw mm1, mm7 punpckhbw mm3, mm7 punpckhbw mm4, mm7 psubw mm0, mm1 psubw mm3, mm4 movq [rdi+32], mm0 movq [rdi+40], mm3 lea rsi, [rsi+rdx*2] movq mm0, [rsi+rdx] movq mm1, [rax+24] movq mm3, mm0 movq mm4, mm1 punpcklbw mm0, mm7 punpcklbw mm1, mm7 punpckhbw mm3, mm7 punpckhbw mm4, mm7 psubw mm0, mm1 psubw mm3, mm4 movq [rdi+48], mm0 movq [rdi+56], mm3 add rdi, 64 add rax, 32 lea rsi, [rsi+rdx*2] movq mm0, [rsi] movq mm1, [rax] movq mm3, mm0 movq mm4, mm1 punpcklbw mm0, mm7 punpcklbw mm1, mm7 punpckhbw mm3, mm7 punpckhbw mm4, mm7 psubw mm0, mm1 psubw mm3, mm4 movq [rdi], mm0 movq [rdi+8], mm3 movq mm0, [rsi+rdx] movq mm1, [rax+8] movq mm3, mm0 movq mm4, mm1 punpcklbw mm0, mm7 punpcklbw mm1, mm7 punpckhbw mm3, mm7 punpckhbw mm4, mm7 psubw mm0, mm1 psubw mm3, mm4 movq [rdi+16], mm0 movq [rdi+24], mm3 movq mm0, [rsi+rdx*2] movq mm1, [rax+16] movq mm3, mm0 movq mm4, mm1 punpcklbw mm0, mm7 punpcklbw mm1, mm7 punpckhbw mm3, mm7 punpckhbw mm4, mm7 psubw mm0, mm1 psubw mm3, mm4 movq [rdi+32], mm0 movq [rdi+40], mm3 lea rsi, [rsi+rdx*2] movq mm0, [rsi+rdx] movq mm1, [rax+24] movq mm3, mm0 movq mm4, mm1 punpcklbw mm0, mm7 punpcklbw mm1, mm7 punpckhbw mm3, mm7 punpckhbw mm4, mm7 psubw mm0, mm1 psubw mm3, mm4 movq [rdi+48], mm0 movq [rdi+56], mm3 ; begin epilog pop rdi pop rsi UNSHADOW_ARGS pop rbp ret