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/*********************************************************************/
/* 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"
#define STACK 12
#define ARGS 0
#define STACK_N 4 + STACK + ARGS(%esp)
#define STACK_X 8 + STACK + ARGS(%esp)
#define STACK_INCX 12 + STACK + ARGS(%esp)
#define STACK_Y 16 + STACK + ARGS(%esp)
#define STACK_INCY 20 + STACK + ARGS(%esp)
#define N %ebx
#define X %esi
#define INCX %ecx
#define Y %edi
#define INCY %edx
PROLOGUE
pushl %edi
pushl %esi
pushl %ebx
PROFCODE
#if defined(F_INTERFACE_GFORT) || defined(F_INTERFACE_G95)
EMMS
#endif
movl STACK_N, N
movl STACK_X, X
movl STACK_INCX, INCX
movl STACK_Y, Y
movl STACK_INCY, INCY
#ifdef F_INTERFACE
movl (N),N
movl (INCX),INCX
movl (INCY),INCY
#endif
sall $BASE_SHIFT, INCX
sall $BASE_SHIFT, INCY
fldz
fldz
fldz
fldz
cmpl $SIZE, INCX
jne .L14
cmpl $SIZE, INCY
jne .L14
movl N, %eax
sarl $2, %eax
jle .L15
ALIGN_3
.L16:
FLD 0 * SIZE(X)
FLD 0 * SIZE(Y)
fmulp %st, %st(1)
faddp %st,%st(1)
FLD 1 * SIZE(X)
FLD 1 * SIZE(Y)
fmulp %st, %st(1)
faddp %st,%st(2)
FLD 2 * SIZE(X)
FLD 2 * SIZE(Y)
fmulp %st, %st(1)
faddp %st,%st(3)
FLD 3 * SIZE(X)
FLD 3 * SIZE(Y)
fmulp %st, %st(1)
faddp %st,%st(4)
addl $4 * SIZE, X
addl $4 * SIZE, Y
decl %eax
jg .L16
ALIGN_3
.L15:
movl N, %eax
andl $3, %eax
jle .L27
ALIGN_3
.L22:
FLD (X)
addl $SIZE, X
FLD (Y)
fmulp %st, %st(1)
addl $SIZE, Y
faddp %st,%st(1)
decl %eax
jg .L22
jmp .L27
ALIGN_3
.L14:
#ifdef F_INTERFACE
testl INCX, INCX
jge .L28
movl N, %eax
decl %eax
imull INCX, %eax
subl %eax, X
ALIGN_3
.L28:
testl INCY, INCY
jge .L29
movl N, %eax
decl %eax
imull INCY, %eax
subl %eax, Y
ALIGN_3
.L29:
#endif
movl N, %eax
sarl $2, %eax
jle .L30
ALIGN_3
.L31:
FLD (X)
addl INCX, X
FLD (Y)
fmulp %st, %st(1)
addl INCY, Y
faddp %st,%st(1)
FLD (X)
addl INCX, X
FLD (Y)
fmulp %st, %st(1)
addl INCY, Y
faddp %st,%st(2)
FLD (X)
addl INCX, X
FLD (Y)
fmulp %st, %st(1)
addl INCY, Y
faddp %st,%st(3)
FLD (X)
addl INCX, X
FLD (Y)
fmulp %st, %st(1)
addl INCY, Y
faddp %st,%st(4)
decl %eax
jg .L31
ALIGN_3
.L30:
movl N, %eax
andl $3, %eax
jle .L27
ALIGN_3
.L37:
FLD (X)
addl INCX, X
FLD (Y)
fmulp %st, %st(1)
addl INCY, Y
faddp %st, %st(1)
decl %eax
jg .L37
ALIGN_3
.L27:
faddp %st,%st(2)
faddp %st,%st(2)
faddp %st,%st(1)
popl %ebx
popl %esi
popl %edi
ret
EPILOGUE
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