370 lines
7.8 KiB
ArmAsm
370 lines
7.8 KiB
ArmAsm
/*********************************************************************/
|
|
/* Copyright 2009, 2010 The University of Texas at Austin. */
|
|
/* All rights reserved. */
|
|
/* */
|
|
/* Redistribution and use in source and binary forms, with or */
|
|
/* without modification, are permitted provided that the following */
|
|
/* conditions are met: */
|
|
/* */
|
|
/* 1. Redistributions of source code must retain the above */
|
|
/* copyright notice, this list of conditions and the following */
|
|
/* disclaimer. */
|
|
/* */
|
|
/* 2. 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 UNIVERSITY OF TEXAS AT */
|
|
/* AUSTIN ``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 UNIVERSITY OF TEXAS AT */
|
|
/* AUSTIN 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. */
|
|
/* */
|
|
/* The views and conclusions contained in the software and */
|
|
/* documentation are those of the authors and should not be */
|
|
/* interpreted as representing official policies, either expressed */
|
|
/* or implied, of The University of Texas at Austin. */
|
|
/*********************************************************************/
|
|
|
|
#define ASSEMBLER
|
|
#include "common.h"
|
|
|
|
#ifdef PENTIUM
|
|
#define P 88
|
|
#endif
|
|
|
|
#ifndef P
|
|
#define P 400
|
|
#endif
|
|
|
|
#define STACK 16
|
|
#define ARGS 24
|
|
|
|
#define NLDA 0 + STACK(%esp)
|
|
#define XP 4 + STACK(%esp)
|
|
#define MIN_M 8 + STACK(%esp)
|
|
#define J 12 + STACK(%esp)
|
|
#define IS 16 + STACK(%esp)
|
|
|
|
#define M 4 + STACK + ARGS(%esp)
|
|
#define N 8 + STACK + ARGS(%esp)
|
|
#define K 12 + STACK + ARGS(%esp)
|
|
|
|
#define ALPHA_R 16 + STACK + ARGS(%esp)
|
|
#define ALPHA_I 32 + STACK + ARGS(%esp)
|
|
#define A 48 + STACK + ARGS(%esp)
|
|
#define LDA 52 + STACK + ARGS(%esp)
|
|
#define X 56 + STACK + ARGS(%esp)
|
|
#define INCX 60 + STACK + ARGS(%esp)
|
|
#define Y 64 + STACK + ARGS(%esp)
|
|
#define INCY 68 + STACK + ARGS(%esp)
|
|
#define BUFFER 72 + STACK + ARGS(%esp)
|
|
|
|
|
|
PROLOGUE
|
|
|
|
subl $ARGS, %esp
|
|
pushl %ebp
|
|
pushl %edi
|
|
pushl %esi
|
|
pushl %ebx
|
|
|
|
PROFCODE
|
|
|
|
FLD ALPHA_I
|
|
FLD ALPHA_R
|
|
|
|
movl X, %edi # X
|
|
|
|
movl $0, IS
|
|
|
|
movl M, %ebx
|
|
movl N, %ecx
|
|
testl %ebx, %ebx
|
|
jle .L79
|
|
|
|
testl %ecx, %ecx
|
|
jle .L79
|
|
|
|
movl INCX, %esi
|
|
sall $ZBASE_SHIFT, %esi
|
|
movl %esi, INCX
|
|
|
|
movl INCY, %esi
|
|
sall $ZBASE_SHIFT, %esi
|
|
movl %esi, INCY
|
|
|
|
movl LDA, %ebx
|
|
|
|
movl N, %eax
|
|
imull %ebx, %eax
|
|
movl $P, %esi
|
|
subl %eax, %esi
|
|
sall $ZBASE_SHIFT, %esi
|
|
movl %esi, NLDA
|
|
|
|
movl %ebx, %esi
|
|
sall $ZBASE_SHIFT, %esi
|
|
movl %esi, LDA
|
|
ALIGN_2
|
|
|
|
.L32:
|
|
movl IS, %esi
|
|
|
|
movl $P, %edx
|
|
movl M, %eax
|
|
subl %esi, %eax
|
|
cmpl %edx, %eax
|
|
#ifdef PENTIUM
|
|
jle .L33
|
|
movl %edx, %eax
|
|
.L33:
|
|
#else
|
|
cmovg %edx, %eax
|
|
#endif
|
|
movl %eax, MIN_M
|
|
|
|
movl IS, %ecx
|
|
sall $ZBASE_SHIFT, %ecx
|
|
leal (%edi, %ecx, 1), %ecx # xp = x + is
|
|
movl INCX, %ebx
|
|
movl %ecx, XP
|
|
cmpl $2 * SIZE, %ebx
|
|
je .L34
|
|
|
|
movl BUFFER, %esi
|
|
movl MIN_M, %eax
|
|
movl %esi, XP
|
|
sarl $1, %eax
|
|
jle .L35
|
|
|
|
ALIGN_3
|
|
|
|
.L36:
|
|
FLD 0 * SIZE(%edi)
|
|
FLD 1 * SIZE(%edi)
|
|
addl %ebx,%edi # x += incx
|
|
FLD 0 * SIZE(%edi)
|
|
FLD 1 * SIZE(%edi)
|
|
addl %ebx,%edi # x += incx
|
|
|
|
FST 3 * SIZE(%esi)
|
|
FST 2 * SIZE(%esi)
|
|
FST 1 * SIZE(%esi)
|
|
FST 0 * SIZE(%esi)
|
|
|
|
addl $4 * SIZE, %esi # xp += 4
|
|
decl %eax
|
|
jg .L36
|
|
ALIGN_3
|
|
|
|
.L35:
|
|
movl MIN_M, %eax
|
|
andl $1,%eax
|
|
jle .L34
|
|
|
|
FLD 0 * SIZE(%edi)
|
|
FLD 1 * SIZE(%edi)
|
|
addl %ebx,%edi # x += incx
|
|
FST 1 * SIZE(%esi)
|
|
FST 0 * SIZE(%esi)
|
|
ALIGN_3
|
|
|
|
/* Main Routine */
|
|
|
|
.L34:
|
|
movl Y, %ebp # coffset = y
|
|
|
|
movl N, %ecx
|
|
testl %ecx, %ecx
|
|
jle .L60
|
|
ALIGN_2
|
|
|
|
.L61:
|
|
movl A, %ebx # a_offset = a
|
|
fldz # ct1 = ZERO
|
|
movl LDA, %edx
|
|
fldz # ct1 = ZERO
|
|
|
|
addl %ebx, %edx
|
|
fldz # ct1 = ZERO
|
|
movl %edx, A
|
|
fldz # ct1 = ZERO
|
|
|
|
movl XP, %esi
|
|
|
|
FLD (%esi) # bt1 = *(b_offset + 0)
|
|
|
|
movl MIN_M, %eax
|
|
sarl $1, %eax
|
|
jle .L64
|
|
ALIGN_3
|
|
|
|
#define PRESIZE 8
|
|
|
|
.L65:
|
|
#ifdef HAS_PREFETCH
|
|
prefetcht0 PRESIZE * SIZE(%ebx)
|
|
prefetcht0 PRESIZE * SIZE(%esi)
|
|
#endif
|
|
|
|
FLD 0 * SIZE(%ebx) # at1 = *(a_offset + 0)
|
|
fmul %st(1) # at1 *= bt1
|
|
faddp %st, %st(2) # ct1 += at1
|
|
|
|
FLD 1 * SIZE(%ebx) # bt1 *= *(a_offset + 1)
|
|
fmulp %st, %st(1)
|
|
#ifndef CONJ
|
|
faddp %st, %st(2) # ct2 += bt1
|
|
#else
|
|
fsubrp %st, %st(2) # ct2 -= bt1
|
|
#endif
|
|
FLD 1 * SIZE(%esi) # bt1 = *(b_offset + 1)
|
|
|
|
FLD 0 * SIZE(%ebx) # at1 = *(a_offset + 0)
|
|
fmul %st(1) # at1 *= bt1
|
|
faddp %st, %st(4) # ct3 += at1
|
|
|
|
FLD 1 * SIZE(%ebx) # bt1 *= *(a_offset + 1)
|
|
fmulp %st, %st(1)
|
|
faddp %st, %st(4) # ct4 += bt1
|
|
FLD 2 * SIZE(%esi) # bt1 = *(b_offset + 1)
|
|
|
|
FLD 2 * SIZE(%ebx) # at1 = *(a_offset + 0)
|
|
fmul %st(1) # at1 *= bt1
|
|
faddp %st, %st(2) # ct1 += at1
|
|
|
|
FLD 3 * SIZE(%ebx) # bt1 *= *(a_offset + 1)
|
|
fmulp %st, %st(1)
|
|
#ifndef CONJ
|
|
faddp %st, %st(2) # ct2 += bt1
|
|
#else
|
|
fsubrp %st, %st(2) # ct2 -= bt1
|
|
#endif
|
|
FLD 3 * SIZE(%esi) # bt1 = *(b_offset + 1)
|
|
|
|
FLD 2 * SIZE(%ebx) # at1 = *(a_offset + 0)
|
|
fmul %st(1) # at1 *= bt1
|
|
faddp %st, %st(4) # ct3 += at1
|
|
|
|
FLD 3 * SIZE(%ebx) # bt1 *= *(a_offset + 1)
|
|
fmulp %st, %st(1)
|
|
faddp %st, %st(4) # ct4 += bt1
|
|
FLD 4 * SIZE(%esi) # bt1 = *(b_offset + 1)
|
|
|
|
addl $4 * SIZE, %esi
|
|
addl $4 * SIZE, %ebx
|
|
decl %eax
|
|
jg .L65
|
|
ALIGN_3
|
|
|
|
.L64:
|
|
movl MIN_M, %eax
|
|
andl $1, %eax
|
|
jle .L70
|
|
ALIGN_3
|
|
|
|
.L71:
|
|
FLD 0 * SIZE(%ebx) # at1 = *(a_offset + 0)
|
|
fmul %st(1) # at1 *= bt1
|
|
faddp %st, %st(2) # ct1 += at1
|
|
|
|
FLD 1 * SIZE(%ebx) # bt1 *= *(a_offset + 1)
|
|
fmulp %st, %st(1)
|
|
#ifndef CONJ
|
|
faddp %st, %st(2) # ct2 += bt1
|
|
#else
|
|
fsubrp %st, %st(2) # ct2 -= bt1
|
|
#endif
|
|
FLD 1 * SIZE(%esi) # bt1 = *(b_offset + 1)
|
|
|
|
FLD 0 * SIZE(%ebx) # at1 = *(a_offset + 0)
|
|
fmul %st(1) # at1 *= bt1
|
|
faddp %st, %st(4) # ct3 += at1
|
|
|
|
FLD 1 * SIZE(%ebx) # bt1 *= *(a_offset + 1)
|
|
fmulp %st, %st(1)
|
|
faddp %st, %st(4) # ct4 += bt1
|
|
fldz
|
|
ALIGN_3
|
|
|
|
.L70:
|
|
ffreep %st(0)
|
|
|
|
#ifndef XCONJ
|
|
#ifndef CONJ
|
|
fsubp %st, %st(3)
|
|
faddp %st, %st(1)
|
|
#else
|
|
faddp %st, %st(3)
|
|
faddp %st, %st(1)
|
|
#endif
|
|
#else
|
|
#ifndef CONJ
|
|
faddp %st, %st(3)
|
|
fsubp %st, %st(1)
|
|
#else
|
|
fsubp %st, %st(3)
|
|
fsubp %st, %st(1)
|
|
#endif
|
|
#endif
|
|
|
|
fld %st(0) # ct4 = ct2
|
|
fmul %st(4)
|
|
fld %st(2)
|
|
fmul %st(4)
|
|
fsubp %st, %st(1)
|
|
|
|
FLD 0 * SIZE(%ebp)
|
|
faddp %st, %st(1)
|
|
FST 0 * SIZE(%ebp)
|
|
|
|
fmul %st(2)
|
|
fxch %st(1)
|
|
fmul %st(3)
|
|
faddp %st, %st(1)
|
|
|
|
FLD 1 * SIZE(%ebp)
|
|
faddp %st, %st(1)
|
|
FST 1 * SIZE(%ebp)
|
|
addl INCY, %ebp
|
|
|
|
decl %ecx
|
|
jg .L61
|
|
ALIGN_3
|
|
|
|
.L60:
|
|
movl A, %ebx
|
|
addl NLDA, %ebx
|
|
movl %ebx, A
|
|
|
|
addl $P, IS
|
|
movl M, %esi
|
|
cmpl %esi, IS
|
|
jl .L32
|
|
ALIGN_3
|
|
|
|
.L79:
|
|
ffreep %st(0)
|
|
ffreep %st(0)
|
|
|
|
popl %ebx
|
|
popl %esi
|
|
popl %edi
|
|
popl %ebp
|
|
addl $ARGS, %esp
|
|
ret
|
|
|
|
EPILOGUE
|
|
|