306 lines
6.7 KiB
ArmAsm
306 lines
6.7 KiB
ArmAsm
/*********************************************************************/
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/* Copyright 2009, 2010 The University of Texas at Austin. */
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/* All rights reserved. */
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/* */
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/* Redistribution and use in source and binary forms, with or */
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/* without modification, are permitted provided that the following */
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/* conditions are met: */
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/* */
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/* 1. Redistributions of source code must retain the above */
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/* copyright notice, this list of conditions and the following */
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/* disclaimer. */
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/* */
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/* 2. Redistributions in binary form must reproduce the above */
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/* copyright notice, this list of conditions and the following */
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/* disclaimer in the documentation and/or other materials */
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/* provided with the distribution. */
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/* */
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/* THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY OF TEXAS AT */
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/* AUSTIN ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, */
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/* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */
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/* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE */
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/* DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OF TEXAS AT */
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/* AUSTIN OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, */
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/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES */
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/* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE */
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/* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR */
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/* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */
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/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT */
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/* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT */
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/* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE */
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/* POSSIBILITY OF SUCH DAMAGE. */
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/* */
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/* The views and conclusions contained in the software and */
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/* documentation are those of the authors and should not be */
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/* interpreted as representing official policies, either expressed */
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/* or implied, of The University of Texas at Austin. */
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/*********************************************************************/
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#define ASSEMBLER
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#include "common.h"
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#define STACK 16
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#define ARGS 8
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#define J 0 + STACK(%esp)
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#define BOFFSET2 4 + STACK(%esp)
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#define M 4 + STACK + ARGS(%esp)
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#define N 8 + STACK + ARGS(%esp)
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#define A 12 + STACK + ARGS(%esp)
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#define LDA 16 + STACK + ARGS(%esp)
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#define B 20 + STACK + ARGS(%esp)
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PROLOGUE
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subl $ARGS, %esp
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pushl %ebp
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pushl %edi
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pushl %esi
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pushl %ebx
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PROFCODE
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EMMS
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movl A, %ebp
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movl B, %edi
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movl M, %ebx
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movl N, %eax
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andl $-2, %eax
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imull %ebx, %eax # m * ( n & ~1)
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leal (%edi,%eax,SIZE), %eax # boffset2 = b + m * (n & ~1)
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movl %eax, BOFFSET2
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movl M, %esi
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#ifdef DOUBLE
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sall $4,%esi
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#else
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sall $3,%esi
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#endif
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sarl $1, %ebx # if !(m & 1) goto L28
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movl %ebx, J
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jle .L28
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ALIGN_4
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.L39:
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movl %ebp, %edx # aoffset1 = a
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movl LDA, %eax
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movl N, %ebx
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leal (%ebp, %eax,SIZE), %ecx # aoffset2 = a + lda
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leal (%ecx, %eax,SIZE), %ebp # aoffset += 2 * lda
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movl %edi, %eax # boffset1 = b_offset
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addl $4 * SIZE, %edi # boffset += 4
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sarl $2, %ebx
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jle .L32
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ALIGN_4
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.L36:
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#ifdef HAVE_MMX
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MMXLOAD 0 * SIZE(%edx), %mm0
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MMXLOAD 1 * SIZE(%edx), %mm1
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MMXLOAD 0 * SIZE(%ecx), %mm2
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MMXLOAD 1 * SIZE(%ecx), %mm3
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MMXLOAD 2 * SIZE(%edx), %mm4
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MMXLOAD 3 * SIZE(%edx), %mm5
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MMXLOAD 2 * SIZE(%ecx), %mm6
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MMXLOAD 3 * SIZE(%ecx), %mm7
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MMXSTORE %mm0, 0 * SIZE(%eax)
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MMXSTORE %mm1, 1 * SIZE(%eax)
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MMXSTORE %mm2, 2 * SIZE(%eax)
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MMXSTORE %mm3, 3 * SIZE(%eax)
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addl %esi, %eax
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MMXSTORE %mm4, 0 * SIZE(%eax)
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MMXSTORE %mm5, 1 * SIZE(%eax)
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MMXSTORE %mm6, 2 * SIZE(%eax)
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MMXSTORE %mm7, 3 * SIZE(%eax)
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#else
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FLD 1 * SIZE(%ecx)
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FLD 0 * SIZE(%ecx)
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FLD 1 * SIZE(%edx)
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FLD 0 * SIZE(%edx)
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FST 0 * SIZE(%eax)
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FST 1 * SIZE(%eax)
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FST 2 * SIZE(%eax)
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FST 3 * SIZE(%eax)
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addl %esi, %eax
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FLD 3 * SIZE(%ecx)
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FLD 2 * SIZE(%ecx)
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FLD 3 * SIZE(%edx)
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FLD 2 * SIZE(%edx)
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FST 0 * SIZE(%eax)
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FST 1 * SIZE(%eax)
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FST 2 * SIZE(%eax)
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FST 3 * SIZE(%eax)
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#endif
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addl $4 * SIZE, %ecx
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addl $4 * SIZE, %edx
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addl %esi, %eax
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decl %ebx
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jne .L36
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ALIGN_4
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.L32:
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movl N, %ebx
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test $2, %ebx
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je .L37
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#ifdef HAVE_MMX
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MMXLOAD 0 * SIZE(%edx), %mm0
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MMXLOAD 1 * SIZE(%edx), %mm1
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MMXLOAD 0 * SIZE(%ecx), %mm2
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MMXLOAD 1 * SIZE(%ecx), %mm3
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MMXSTORE %mm0, 0 * SIZE(%eax)
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MMXSTORE %mm1, 1 * SIZE(%eax)
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MMXSTORE %mm2, 2 * SIZE(%eax)
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MMXSTORE %mm3, 3 * SIZE(%eax)
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#else
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FLD 1 * SIZE(%ecx)
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FLD 0 * SIZE(%ecx)
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FLD 1 * SIZE(%edx)
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FLD 0 * SIZE(%edx)
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FST 0 * SIZE(%eax)
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FST 1 * SIZE(%eax)
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FST 2 * SIZE(%eax)
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FST 3 * SIZE(%eax)
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#endif
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addl $2 * SIZE, %ecx
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addl $2 * SIZE, %edx
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ALIGN_4
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.L37:
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movl N, %ebx
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test $1, %ebx
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je .L38
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movl BOFFSET2, %eax
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#ifdef HAVE_MMX
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MMXLOAD 0 * SIZE(%edx), %mm0
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MMXLOAD 0 * SIZE(%ecx), %mm1
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MMXSTORE %mm0, 0 * SIZE(%eax)
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MMXSTORE %mm1, 1 * SIZE(%eax)
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#else
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FLD 0 * SIZE(%edx)
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FST 0 * SIZE(%eax)
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FLD 0 * SIZE(%ecx)
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FST 1 * SIZE(%eax)
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#endif
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addl $2 * SIZE, %eax
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movl %eax, BOFFSET2
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ALIGN_4
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.L38:
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decl J
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jg .L39
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ALIGN_4
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.L28:
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movl M, %eax
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movl N, %ebx
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testb $1, %al
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je .L40
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sarl $2, %ebx
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jle .L41
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ALIGN_4
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.L45:
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#ifdef HAVE_MMX
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MMXLOAD 0 * SIZE(%ebp), %mm0
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MMXLOAD 1 * SIZE(%ebp), %mm1
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MMXLOAD 2 * SIZE(%ebp), %mm2
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MMXLOAD 3 * SIZE(%ebp), %mm3
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MMXSTORE %mm0, 0 * SIZE(%edi)
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MMXSTORE %mm1, 1 * SIZE(%edi)
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addl %esi, %edi
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MMXSTORE %mm2, 0 * SIZE(%edi)
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MMXSTORE %mm3, 1 * SIZE(%edi)
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#else
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FLD 0 * SIZE(%ebp)
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FST 0 * SIZE(%edi)
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FLD 1 * SIZE(%ebp)
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FST 1 * SIZE(%edi)
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addl %esi, %edi
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FLD 2 * SIZE(%ebp)
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FST 0 * SIZE(%edi)
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FLD 3 * SIZE(%ebp)
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FST 1 * SIZE(%edi)
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#endif
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addl %esi,%edi
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addl $4 * SIZE, %ebp
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decl %ebx
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jg .L45
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ALIGN_4
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.L41:
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movl N, %ebx
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test $2, %ebx
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je .L46
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#ifdef HAVE_MMX
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MMXLOAD 0 * SIZE(%ebp), %mm0
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MMXSTORE %mm0, 0 * SIZE(%edi)
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MMXLOAD 1 * SIZE(%ebp), %mm1
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MMXSTORE %mm1, 1 * SIZE(%edi)
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#else
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FLD 1 * SIZE(%ebp)
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FLD 0 * SIZE(%ebp)
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FST 0 * SIZE(%edi)
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FST 1 * SIZE(%edi)
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#endif
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addl $2 * SIZE, %ebp
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ALIGN_4
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.L46:
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movl N, %ebx
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test $1, %ebx
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je .L40
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movl BOFFSET2, %eax
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#ifdef HAVE_MMX
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MMXLOAD 0 * SIZE(%ebp), %mm0
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MMXSTORE %mm0, 0 * SIZE(%eax)
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#else
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FLD (%ebp)
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FST (%eax)
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#endif
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ALIGN_4
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.L40:
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EMMS
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popl %ebx
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popl %esi
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popl %edi
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popl %ebp
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addl $ARGS,%esp
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ret
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EPILOGUE
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