/*********************************************************************/
/* 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 RESULT 4 + STACK + ARGS(%esp)
#define STACK_N 8 + STACK + ARGS(%esp)
#define STACK_X 12 + STACK + ARGS(%esp)
#define STACK_INCX 16 + STACK + ARGS(%esp)
#define STACK_Y 20 + STACK + ARGS(%esp)
#define STACK_INCY 24 + STACK + ARGS(%esp)
#include "l1param.h"
PROLOGUE
pushl %edi
pushl %esi
pushl %ebx
PROFCODE
#define N %ebx
#define X %esi
#define INCX %ecx
#define Y %edi
#define INCY %edx
movl STACK_N, N
movl STACK_X, X
movl STACK_INCX, INCX
movl STACK_Y, Y
movl STACK_INCY, INCY
testl N, N
jle .L88
sall $ZBASE_SHIFT, INCX
sall $ZBASE_SHIFT, INCY
fldz
fldz
fldz
fldz
cmpl $2 * SIZE, INCX
jne .L14
cmpl $2 * SIZE, INCY
jne .L14
movl N, %eax
sarl $1, %eax
jle .L15
ALIGN_3
.L16:
#ifdef PREFETCH
PREFETCH (PREFETCHSIZE + 0) - PREOFFSET(X)
#endif
FLD 0 * SIZE(X)
FLD 0 * SIZE(Y)
fmul %st(1)
faddp %st, %st(2)
FLD 1 * SIZE(Y)
fmulp %st, %st(1)
faddp %st, %st(2)
FLD 1 * SIZE(X)
FLD 0 * SIZE(Y)
fmul %st(1)
faddp %st, %st(4)
FLD 1 * SIZE(Y)
fmulp %st, %st(1)
faddp %st, %st(4)
FLD 2 * SIZE(X)
#ifdef PREFETCH
PREFETCH (PREFETCHSIZE + 0) - PREOFFSET(Y)
#endif
FLD 2 * SIZE(Y)
fmul %st(1)
faddp %st, %st(2)
FLD 3 * SIZE(Y)
fmulp %st, %st(1)
faddp %st, %st(2)
FLD 3 * SIZE(X)
FLD 2 * SIZE(Y)
fmul %st(1)
faddp %st, %st(4)
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 $1, %eax
jle .L27
ALIGN_3
.L22:
FLD 0 * SIZE(X)
FLD 0 * SIZE(Y)
fmul %st(1)
faddp %st, %st(2)
FLD 1 * SIZE(Y)
fmulp %st, %st(1)
faddp %st, %st(2)
FLD 1 * SIZE(X)
FLD 0 * SIZE(Y)
fmul %st(1)
faddp %st, %st(4)
FLD 1 * SIZE(Y)
fmulp %st, %st(1)
faddp %st, %st(4)
jmp .L27
ALIGN_3
.L14:
movl N, %eax
sarl $1, %eax
jle .L30
ALIGN_3
.L31:
FLD 0 * SIZE(X)
FLD 0 * SIZE(Y)
fmul %st(1)
faddp %st, %st(2)
FLD 1 * SIZE(Y)
fmulp %st, %st(1)
faddp %st, %st(2)
FLD 1 * SIZE(X)
FLD 0 * SIZE(Y)
fmul %st(1)
faddp %st, %st(4)
FLD 1 * SIZE(Y)
fmulp %st, %st(1)
faddp %st, %st(4)
addl INCX, X
FLD 0 * SIZE(X)
addl INCY, Y
FLD 0 * SIZE(Y)
fmul %st(1)
faddp %st, %st(2)
FLD 1 * SIZE(Y)
fmulp %st, %st(1)
faddp %st, %st(2)
FLD 1 * SIZE(X)
FLD 0 * SIZE(Y)
fmul %st(1)
faddp %st, %st(4)
FLD 1 * SIZE(Y)
fmulp %st, %st(1)
faddp %st, %st(4)
addl INCX, X
addl INCY, Y
decl %eax
jg .L31
ALIGN_3
.L30:
movl N, %eax
andl $1, %eax
jle .L27
ALIGN_3
.L37:
FLD 0 * SIZE(X)
FLD 0 * SIZE(Y)
fmul %st(1)
faddp %st, %st(2)
FLD 1 * SIZE(Y)
fmulp %st, %st(1)
faddp %st, %st(2)
FLD 1 * SIZE(X)
FLD 0 * SIZE(Y)
fmul %st(1)
faddp %st, %st(4)
FLD 1 * SIZE(Y)
fmulp %st, %st(1)
faddp %st, %st(4)
ALIGN_3
.L27:
movl RESULT, %eax
#ifndef CONJ
fsubp %st, %st(3)
faddp %st, %st(1)
#else
faddp %st, %st(3)
fsubp %st, %st(1)
#endif
FST 1 * SIZE(%eax)
FST 0 * SIZE(%eax)
popl %ebx
popl %esi
popl %edi
ret
ALIGN_3
.L88:
movl RESULT, %eax
fldz
fldz
FST 1 * SIZE(%eax)
FST 0 * SIZE(%eax)
popl %ebx
popl %esi
popl %edi
ret
EPILOGUE