/*********************************************************************/
/* 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"
#ifndef WINDOWS_ABI
#define M ARG1
#define X ARG4
#define INCX ARG5
#else
#define M ARG1
#define X ARG2
#define INCX ARG3
#endif
#define XX %r10
#define I %rax
#include "l1param.h"
PROLOGUE
PROFCODE
#ifdef WINDOWS_ABI
movaps %xmm3, %xmm0
movsd 40(%rsp), %xmm1
movq 48(%rsp), X
movq 56(%rsp), INCX
#endif
SAVEREGISTERS
salq $ZBASE_SHIFT, INCX
testq M, M
jle .L999
pxor %xmm15, %xmm15
comisd %xmm0, %xmm15
jne .L30 # Alpha_r != ZERO
comisd %xmm1, %xmm15
jne .L30 # Alpha_i != ZERO
/* Alpha == ZERO */
cmpq $2 * SIZE, INCX
jne .L20
movq M, I
sarq $2, I
jle .L12
ALIGN_4
.L11:
movsd %xmm1, 0 * SIZE(X)
movsd %xmm1, 1 * SIZE(X)
movsd %xmm1, 2 * SIZE(X)
movsd %xmm1, 3 * SIZE(X)
movsd %xmm1, 4 * SIZE(X)
movsd %xmm1, 5 * SIZE(X)
movsd %xmm1, 6 * SIZE(X)
movsd %xmm1, 7 * SIZE(X)
addq $8 * SIZE, X
decq I
jg .L11
ALIGN_4
.L12:
testq $2, M
je .L14
movsd %xmm1, 0 * SIZE(X)
movsd %xmm1, 1 * SIZE(X)
movsd %xmm1, 2 * SIZE(X)
movsd %xmm1, 3 * SIZE(X)
addq $4 * SIZE, X
ALIGN_3
.L14:
testq $1, M
je .L999
movsd %xmm1, 0 * SIZE(X)
movsd %xmm1, 1 * SIZE(X)
addq $2 * SIZE, X
jmp .L999
ALIGN_4
.L20:
movq M, I # rcx = n
sarq $2, I
jle .L22
ALIGN_4
.L21:
movsd %xmm1, 0 * SIZE(X)
movsd %xmm1, 1 * SIZE(X)
addq INCX, X
movsd %xmm1, 0 * SIZE(X)
movsd %xmm1, 1 * SIZE(X)
addq INCX, X
movsd %xmm1, 0 * SIZE(X)
movsd %xmm1, 1 * SIZE(X)
addq INCX, X
movsd %xmm1, 0 * SIZE(X)
movsd %xmm1, 1 * SIZE(X)
addq INCX, X
decq I
jg .L21
ALIGN_4
.L22:
testq $2, M
je .L23
movsd %xmm1, 0 * SIZE(X)
movsd %xmm1, 1 * SIZE(X)
addq INCX, X
movsd %xmm1, 0 * SIZE(X)
movsd %xmm1, 1 * SIZE(X)
addq INCX, X
ALIGN_3
.L23:
testq $1, M
je .L999
movsd %xmm1, 0 * SIZE(X)
movsd %xmm1, 1 * SIZE(X)
jmp .L999
ALIGN_4
/* Alpha != ZERO */
.L30:
movq X, XX
movq M, I
sarq $2, I
jle .L35
movsd 0 * SIZE(X), %xmm2
movsd 1 * SIZE(X), %xmm3
addq INCX, X
movsd 0 * SIZE(X), %xmm6
movsd 1 * SIZE(X), %xmm7
addq INCX, X
movaps %xmm2, %xmm4
movsd 0 * SIZE(X), %xmm8
mulsd %xmm0, %xmm2
movaps %xmm3, %xmm5
movsd 1 * SIZE(X), %xmm9
mulsd %xmm1, %xmm5
addq INCX, X
mulsd %xmm0, %xmm3
mulsd %xmm1, %xmm4
subsd %xmm5, %xmm2
movsd 0 * SIZE(X), %xmm10
addsd %xmm4, %xmm3
movsd 1 * SIZE(X), %xmm11
movaps %xmm6, %xmm4
mulsd %xmm0, %xmm6
addq INCX, X
movaps %xmm7, %xmm5
mulsd %xmm1, %xmm5
mulsd %xmm0, %xmm7
mulsd %xmm1, %xmm4
decq I
jle .L32
ALIGN_4
.L31:
#ifdef PREFETCHW
PREFETCHW (PREFETCHSIZE + 0) - PREOFFSET(X)
#endif
subsd %xmm5, %xmm6
movsd %xmm2, 0 * SIZE(XX)
addsd %xmm4, %xmm7
movsd %xmm3, 1 * SIZE(XX)
movaps %xmm8, %xmm4
movsd 0 * SIZE(X), %xmm2
mulsd %xmm0, %xmm8
addq INCX, XX
movaps %xmm9, %xmm5
movsd 1 * SIZE(X), %xmm3
mulsd %xmm1, %xmm5
addq INCX, X
mulsd %xmm0, %xmm9
mulsd %xmm1, %xmm4
subsd %xmm5, %xmm8
movsd %xmm6, 0 * SIZE(XX)
addsd %xmm4, %xmm9
movsd %xmm7, 1 * SIZE(XX)
movaps %xmm10, %xmm4
movsd 0 * SIZE(X), %xmm6
mulsd %xmm0, %xmm10
addq INCX, XX
movaps %xmm11, %xmm5
movsd 1 * SIZE(X), %xmm7
mulsd %xmm1, %xmm5
addq INCX, X
mulsd %xmm0, %xmm11
mulsd %xmm1, %xmm4
subsd %xmm5, %xmm10
movsd %xmm8, 0 * SIZE(XX)
addsd %xmm4, %xmm11
movsd %xmm9, 1 * SIZE(XX)
movaps %xmm2, %xmm4
movsd 0 * SIZE(X), %xmm8
mulsd %xmm0, %xmm2
addq INCX, XX
movaps %xmm3, %xmm5
movsd 1 * SIZE(X), %xmm9
mulsd %xmm1, %xmm5
addq INCX, X
mulsd %xmm0, %xmm3
mulsd %xmm1, %xmm4
subsd %xmm5, %xmm2
movsd %xmm10, 0 * SIZE(XX)
addsd %xmm4, %xmm3
movsd %xmm11, 1 * SIZE(XX)
movaps %xmm6, %xmm4
movsd 0 * SIZE(X), %xmm10
mulsd %xmm0, %xmm6
addq INCX, XX
movaps %xmm7, %xmm5
movsd 1 * SIZE(X), %xmm11
mulsd %xmm1, %xmm5
addq INCX, X
mulsd %xmm0, %xmm7
mulsd %xmm1, %xmm4
decq I
jg .L31
ALIGN_4
.L32:
subsd %xmm5, %xmm6
movsd %xmm2, 0 * SIZE(XX)
addsd %xmm4, %xmm7
movsd %xmm3, 1 * SIZE(XX)
movaps %xmm8, %xmm4
mulsd %xmm0, %xmm8
addq INCX, XX
movaps %xmm9, %xmm5
mulsd %xmm1, %xmm5
mulsd %xmm0, %xmm9
mulsd %xmm1, %xmm4
subsd %xmm5, %xmm8
movsd %xmm6, 0 * SIZE(XX)
addsd %xmm4, %xmm9
movsd %xmm7, 1 * SIZE(XX)
movaps %xmm10, %xmm4
mulsd %xmm0, %xmm10
addq INCX, XX
movaps %xmm11, %xmm5
mulsd %xmm1, %xmm5
mulsd %xmm0, %xmm11
mulsd %xmm1, %xmm4
subsd %xmm5, %xmm10
movsd %xmm8, 0 * SIZE(XX)
addsd %xmm4, %xmm11
movsd %xmm9, 1 * SIZE(XX)
addq INCX, XX
movsd %xmm10, 0 * SIZE(XX)
movsd %xmm11, 1 * SIZE(XX)
addq INCX, XX
ALIGN_3
.L35:
testq $2, M
je .L37
movsd 0 * SIZE(X), %xmm2
movsd 1 * SIZE(X), %xmm3
addq INCX, X
movaps %xmm2, %xmm4
movsd 0 * SIZE(X), %xmm6
mulsd %xmm0, %xmm2
movaps %xmm3, %xmm5
movsd 1 * SIZE(X), %xmm7
mulsd %xmm1, %xmm5
addq INCX, X
mulsd %xmm0, %xmm3
mulsd %xmm1, %xmm4
subsd %xmm5, %xmm2
addsd %xmm4, %xmm3
movaps %xmm6, %xmm4
mulsd %xmm0, %xmm6
movaps %xmm7, %xmm5
mulsd %xmm1, %xmm5
mulsd %xmm0, %xmm7
mulsd %xmm1, %xmm4
subsd %xmm5, %xmm6
movsd %xmm2, 0 * SIZE(XX)
addsd %xmm4, %xmm7
movsd %xmm3, 1 * SIZE(XX)
addq INCX, XX
movsd %xmm6, 0 * SIZE(XX)
movsd %xmm7, 1 * SIZE(XX)
addq INCX, XX
ALIGN_3
.L37:
testq $1, M
je .L999
movsd 0 * SIZE(X), %xmm2
movsd 1 * SIZE(X), %xmm3
movaps %xmm2, %xmm4
mulsd %xmm0, %xmm2
movaps %xmm3, %xmm5
mulsd %xmm1, %xmm5
mulsd %xmm0, %xmm3
mulsd %xmm1, %xmm4
subsd %xmm5, %xmm2
addsd %xmm4, %xmm3
movsd %xmm2, 0 * SIZE(XX)
movsd %xmm3, 1 * SIZE(XX)
ALIGN_3
.L999:
xorq %rax, %rax
RESTOREREGISTERS
ret
EPILOGUE