/*********************************************************************/
/* 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 %ecx
#define X %esi
#define INCX %ebx
#define Y %edi
#define INCY %edx
#define PREFETCHSIZE 84
PROLOGUE
pushl %edi
pushl %esi
pushl %ebx
PROFCODE
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 # N
movl (INCX),INCX # INCX
movl (INCY),INCY # INCY
#endif
leal (, INCX, SIZE), INCX
leal (, INCY, SIZE), INCY
pxor %xmm0, %xmm0
pxor %xmm1, %xmm1
pxor %xmm2, %xmm2
pxor %xmm3, %xmm3
cmpl $0, N
jle .L999
cmpl $SIZE, INCX
jne .L50
cmpl $SIZE, INCY
jne .L50
testl $SIZE, Y
je .L10
movsd 0 * SIZE(X), %xmm0
mulsd 0 * SIZE(Y), %xmm0
addl $1 * SIZE, X
addl $1 * SIZE, Y
decl N
ALIGN_2
.L10:
movl N, %eax
sarl $4, %eax
jle .L24
movlpd 0 * SIZE(X), %xmm4
movhpd 1 * SIZE(X), %xmm4
movlpd 2 * SIZE(X), %xmm5
movhpd 3 * SIZE(X), %xmm5
movlpd 4 * SIZE(X), %xmm6
movhpd 5 * SIZE(X), %xmm6
movlpd 6 * SIZE(X), %xmm7
movhpd 7 * SIZE(X), %xmm7
mulpd 0 * SIZE(Y), %xmm4
mulpd 2 * SIZE(Y), %xmm5
mulpd 4 * SIZE(Y), %xmm6
mulpd 6 * SIZE(Y), %xmm7
decl %eax
jle .L22
ALIGN_3
.L21:
prefetch (PREFETCHSIZE + 0) * SIZE(Y)
addpd %xmm4, %xmm0
movlpd 8 * SIZE(X), %xmm4
movhpd 9 * SIZE(X), %xmm4
addpd %xmm5, %xmm1
movlpd 10 * SIZE(X), %xmm5
movhpd 11 * SIZE(X), %xmm5
addpd %xmm6, %xmm2
movlpd 12 * SIZE(X), %xmm6
movhpd 13 * SIZE(X), %xmm6
addpd %xmm7, %xmm3
movlpd 14 * SIZE(X), %xmm7
movhpd 15 * SIZE(X), %xmm7
mulpd 8 * SIZE(Y), %xmm4
mulpd 10 * SIZE(Y), %xmm5
mulpd 12 * SIZE(Y), %xmm6
mulpd 14 * SIZE(Y), %xmm7
prefetch (PREFETCHSIZE + 8) * SIZE(Y)
addpd %xmm4, %xmm0
movlpd 16 * SIZE(X), %xmm4
movhpd 17 * SIZE(X), %xmm4
addpd %xmm5, %xmm1
movlpd 18 * SIZE(X), %xmm5
movhpd 19 * SIZE(X), %xmm5
addpd %xmm6, %xmm2
movlpd 20 * SIZE(X), %xmm6
movhpd 21 * SIZE(X), %xmm6
addpd %xmm7, %xmm3
movlpd 22 * SIZE(X), %xmm7
movhpd 23 * SIZE(X), %xmm7
mulpd 16 * SIZE(Y), %xmm4
mulpd 18 * SIZE(Y), %xmm5
mulpd 20 * SIZE(Y), %xmm6
mulpd 22 * SIZE(Y), %xmm7
addl $16 * SIZE, X
addl $16 * SIZE, Y
decl %eax
jg .L21
ALIGN_3
.L22:
addpd %xmm4, %xmm0
movlpd 8 * SIZE(X), %xmm4
movhpd 9 * SIZE(X), %xmm4
addpd %xmm5, %xmm1
movlpd 10 * SIZE(X), %xmm5
movhpd 11 * SIZE(X), %xmm5
addpd %xmm6, %xmm2
movlpd 12 * SIZE(X), %xmm6
movhpd 13 * SIZE(X), %xmm6
addpd %xmm7, %xmm3
movlpd 14 * SIZE(X), %xmm7
movhpd 15 * SIZE(X), %xmm7
mulpd 8 * SIZE(Y), %xmm4
mulpd 10 * SIZE(Y), %xmm5
mulpd 12 * SIZE(Y), %xmm6
mulpd 14 * SIZE(Y), %xmm7
addpd %xmm4, %xmm0
addpd %xmm5, %xmm1
addpd %xmm6, %xmm2
addpd %xmm7, %xmm3
addl $16 * SIZE, X
addl $16 * SIZE, Y
ALIGN_3
.L24:
testl $15, N
jle .L999
testl $8, N
jle .L25
movlpd 0 * SIZE(X), %xmm4
movhpd 1 * SIZE(X), %xmm4
movlpd 2 * SIZE(X), %xmm5
movhpd 3 * SIZE(X), %xmm5
movlpd 4 * SIZE(X), %xmm6
movhpd 5 * SIZE(X), %xmm6
movlpd 6 * SIZE(X), %xmm7
movhpd 7 * SIZE(X), %xmm7
mulpd 0 * SIZE(Y), %xmm4
mulpd 2 * SIZE(Y), %xmm5
mulpd 4 * SIZE(Y), %xmm6
mulpd 6 * SIZE(Y), %xmm7
addpd %xmm4, %xmm0
addpd %xmm5, %xmm1
addpd %xmm6, %xmm2
addpd %xmm7, %xmm3
addl $8 * SIZE, X
addl $8 * SIZE, Y
ALIGN_3
.L25:
testl $4, N
jle .L26
movlpd 0 * SIZE(X), %xmm4
movhpd 1 * SIZE(X), %xmm4
movlpd 2 * SIZE(X), %xmm5
movhpd 3 * SIZE(X), %xmm5
mulpd 0 * SIZE(Y), %xmm4
mulpd 2 * SIZE(Y), %xmm5
addpd %xmm4, %xmm0
addpd %xmm5, %xmm1
addl $4 * SIZE, X
addl $4 * SIZE, Y
ALIGN_3
.L26:
testl $2, N
jle .L27
movlpd 0 * SIZE(X), %xmm4
movhpd 1 * SIZE(X), %xmm4
mulpd 0 * SIZE(Y), %xmm4
addpd %xmm4, %xmm0
addl $2 * SIZE, X
addl $2 * SIZE, Y
ALIGN_3
.L27:
testl $1, N
jle .L999
movsd 0 * SIZE(X), %xmm4
mulsd 0 * SIZE(Y), %xmm4
addsd %xmm4, %xmm0
jmp .L999
ALIGN_3
.L50:
#ifdef F_INTERFACE
testl INCX, INCX
jge .L51
movl N, %eax
decl %eax
imull INCX, %eax
subl %eax, X
ALIGN_3
.L51:
testl INCY, INCY
jge .L52
movl N, %eax
decl %eax
imull INCY, %eax
subl %eax, Y
ALIGN_3
.L52:
#endif
movl N, %eax
sarl $2, %eax
jle .L55
ALIGN_3
.L53:
movsd 0 * SIZE(X), %xmm4
addl INCX, X
mulsd 0 * SIZE(Y), %xmm4
addl INCY, Y
movsd 0 * SIZE(X), %xmm5
addl INCX, X
mulsd 0 * SIZE(Y), %xmm5
addl INCY, Y
movsd 0 * SIZE(X), %xmm6
addl INCX, X
mulsd 0 * SIZE(Y), %xmm6
addl INCY, Y
movsd 0 * SIZE(X), %xmm7
addl INCX, X
mulsd 0 * SIZE(Y), %xmm7
addl INCY, Y
addsd %xmm4, %xmm0
addsd %xmm5, %xmm1
addsd %xmm6, %xmm2
addsd %xmm7, %xmm3
decl %eax
jg .L53
ALIGN_3
.L55:
movl N, %eax
andl $3, %eax
jle .L999
ALIGN_3
.L56:
movsd 0 * SIZE(X), %xmm4
addl INCX, X
mulsd 0 * SIZE(Y), %xmm4
addl INCY, Y
addsd %xmm4, %xmm0
decl %eax
jg .L56
ALIGN_3
.L999:
addpd %xmm1, %xmm0
addpd %xmm3, %xmm2
addpd %xmm2, %xmm0
#if !defined(HAVE_SSE3) || defined(__INTERIX)
movapd %xmm0, %xmm1
unpckhpd %xmm0, %xmm0
addsd %xmm1, %xmm0
#else
haddpd %xmm0, %xmm0
#endif
movsd %xmm0, STACK_N
fldl STACK_N
popl %ebx
popl %esi
popl %edi
ret
EPILOGUE