;*!;* \copy;*     Copyright (c)  2009-2013, Cisco Systems;*     All rights reserved.;*;*     Redistribution and use in source and binary forms, with or without;*     modification, are permitted provided that the following conditions;*     are met:;*;*        * Redistributions of source code must retain the above copyright;*          notice, this list of conditions and the following disclaimer.;*;*        * Redistributions in binary form must reproduce the above copyright;*          notice, this list of conditions and the following disclaimer in;*          the documentation and/or other materials provided with the;*          distribution.;*;*     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS;*     "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT;*     LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS;*     FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE;*     COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,;*     INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,;*     BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;;*     LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER;*     CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT;*     LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN;*     ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE;*     POSSIBILITY OF SUCH DAMAGE.;*;*;*  memzero.asm;*;*  Abstract;*;*;*  History;*      9/16/2009 Created;*;*;*************************************************************************/ %include "asm_inc.asm";***********************************************************************; Code;*********************************************************************** SECTION .text ;***********************************************************************;void WelsPrefetchZero_mmx(int8_t const*_A);;***********************************************************************WELS_EXTERN WelsPrefetchZero_mmx    %assign  push_num 0    LOAD_1_PARA    prefetchnta [r0]    ret  ;***********************************************************************;   void WelsSetMemZeroAligned64_sse2(void *dst, int32_t size);***********************************************************************WELS_EXTERN WelsSetMemZeroAligned64_sse2     %assign  push_num 0    LOAD_2_PARA    SIGN_EXTENSION r1, r1d    neg     r1     pxor    xmm0,       xmm0.memzeroa64_sse2_loops:    movdqa  [r0],       xmm0    movdqa  [r0+16],    xmm0    movdqa  [r0+32],    xmm0    movdqa  [r0+48],    xmm0    add     r0, 0x40     add r1, 0x40    jnz near .memzeroa64_sse2_loops     ret ;***********************************************************************;   void WelsSetMemZeroSize64_mmx(void *dst, int32_t size);***********************************************************************WELS_EXTERN WelsSetMemZeroSize64_mmx     %assign  push_num 0    LOAD_2_PARA    SIGN_EXTENSION r1, r1d    neg     r1     pxor    mm0,        mm0.memzero64_mmx_loops:    movq    [r0],       mm0    movq    [r0+8], mm0    movq    [r0+16],    mm0    movq    [r0+24],    mm0    movq    [r0+32],    mm0    movq    [r0+40],    mm0    movq    [r0+48],    mm0    movq    [r0+56],    mm0    add     r0,     0x40     add r1, 0x40    jnz near .memzero64_mmx_loops     WELSEMMS    ret ;***********************************************************************;   void WelsSetMemZeroSize8_mmx(void *dst, int32_t size);***********************************************************************WELS_EXTERN WelsSetMemZeroSize8_mmx     %assign  push_num 0    LOAD_2_PARA    SIGN_EXTENSION r1, r1d    neg     r1    pxor    mm0,        mm0 .memzero8_mmx_loops:    movq    [r0],       mm0    add     r0,     0x08     add     r1,     0x08    jnz near .memzero8_mmx_loops     WELSEMMS    ret