225 lines
5.1 KiB
ArmAsm
225 lines
5.1 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 0
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#define M 4 + STACK + ARGS(%esp)
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#define N 8 + STACK + ARGS(%esp)
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#ifdef DOUBLE
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#define BETA 16 + STACK + ARGS(%esp)
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#define C 40 + STACK + ARGS(%esp)
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#define LDC 44 + STACK + ARGS(%esp)
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#else
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#define BETA 16 + STACK + ARGS(%esp)
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#define C 36 + STACK + ARGS(%esp)
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#define LDC 40 + STACK + ARGS(%esp)
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#endif
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PROLOGUE
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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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movl M, %esi # m
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movl N, %ecx # n
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FLD BETA # beta
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movl C, %edi # C
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movl LDC, %ebp # ldc
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testl %esi, %esi # if n <= 0 goto End
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jle .L999
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testl %ecx, %ecx # if m <= 0 goto End
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jle .L999
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ftst
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fnstsw %ax
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andb $68, %ah
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je .L201
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ALIGN_4
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.L101:
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movl %edi, %eax # c_offset = c
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leal (%edi, %ebp, SIZE), %edi # c += ldc
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movl %esi, %edx
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sarl $3, %edx
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jle .L103
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ALIGN_4
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.L102:
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#ifdef HAS_PREFETCH
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#ifndef ATHLON
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prefetchnta 12 * SIZE(%eax)
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prefetchnta 16 * SIZE(%eax)
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#else
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prefetchw 32 * SIZE(%eax)
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#endif
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#endif
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FSTU 0 * SIZE(%eax)
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FSTU 1 * SIZE(%eax)
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FSTU 2 * SIZE(%eax)
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FSTU 3 * SIZE(%eax)
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FSTU 4 * SIZE(%eax)
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FSTU 5 * SIZE(%eax)
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FSTU 6 * SIZE(%eax)
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FSTU 7 * SIZE(%eax)
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addl $8 * SIZE, %eax
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decl %edx
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jg .L102
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ALIGN_4
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.L103:
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movl %esi, %edx
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andl $7, %edx
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jle .L105
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ALIGN_4
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.L104:
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FSTU 0 * SIZE(%eax)
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addl $SIZE, %eax
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decl %edx
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jg .L104
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ALIGN_4
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.L105:
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decl %ecx
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jg .L101
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jmp .L999
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ALIGN_3
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.L201:
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movl %edi, %eax # c_offset = c
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leal (%edi, %ebp, SIZE), %edi # c += ldc
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movl %esi, %edx
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sarl $3, %edx
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jle .L203
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ALIGN_4
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.L202:
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#ifdef HAS_PREFETCH
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#ifndef ATHLON
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prefetchnta 16 * SIZE(%eax)
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prefetchnta 20 * SIZE(%eax)
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#else
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prefetchw 32 * SIZE(%eax)
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#endif
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#endif
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FLD 0 * SIZE(%eax)
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fmul %st(1),%st
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FST 0 * SIZE(%eax)
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FLD 1 * SIZE(%eax)
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fmul %st(1),%st
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FST 1 * SIZE(%eax)
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FLD 2 * SIZE(%eax)
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fmul %st(1),%st
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FST 2 * SIZE(%eax)
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FLD 3 * SIZE(%eax)
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fmul %st(1),%st
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FST 3 * SIZE(%eax)
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FLD 4 * SIZE(%eax)
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fmul %st(1),%st
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FST 4 * SIZE(%eax)
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FLD 5 * SIZE(%eax)
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fmul %st(1),%st
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FST 5 * SIZE(%eax)
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FLD 6 * SIZE(%eax)
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fmul %st(1),%st
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FST 6 * SIZE(%eax)
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FLD 7 * SIZE(%eax)
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fmul %st(1),%st
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FST 7 * SIZE(%eax)
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addl $8 * SIZE, %eax
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decl %edx
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jg .L202
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ALIGN_4
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.L203:
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movl %esi, %edx
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andl $7, %edx
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jle .L205
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ALIGN_4
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.L204:
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FLD 0 * SIZE(%eax)
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fmul %st(1), %st
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FST 0 * SIZE(%eax)
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addl $SIZE, %eax
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decl %edx
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jg .L204
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ALIGN_4
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.L205:
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decl %ecx
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jg .L201
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ALIGN_3
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.L999:
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#ifndef C_SUN
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ffreep %st(0)
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#else
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.byte 0xdf
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.byte 0xc0
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#endif
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xorl %eax,%eax
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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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ret
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EPILOGUE
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