409 lines
8.6 KiB
ArmAsm
409 lines
8.6 KiB
ArmAsm
/*********************************************************************/
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/* Copyright 2009, 2010 The University of Texas at Austin. */
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/* All rights reserved. */
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/* */
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/* Redistribution and use in source and binary forms, with or */
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/* without modification, are permitted provided that the following */
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/* conditions are met: */
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/* */
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/* 1. Redistributions of source code must retain the above */
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/* copyright notice, this list of conditions and the following */
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/* disclaimer. */
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/* */
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/* 2. Redistributions in binary form must reproduce the above */
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/* copyright notice, this list of conditions and the following */
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/* disclaimer in the documentation and/or other materials */
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/* provided with the distribution. */
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/* */
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/* THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY OF TEXAS AT */
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/* AUSTIN ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, */
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/* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */
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/* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE */
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/* DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OF TEXAS AT */
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/* AUSTIN OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, */
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/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES */
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/* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE */
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/* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR */
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/* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */
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/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT */
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/* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT */
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/* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE */
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/* POSSIBILITY OF SUCH DAMAGE. */
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/* */
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/* The views and conclusions contained in the software and */
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/* documentation are those of the authors and should not be */
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/* interpreted as representing official policies, either expressed */
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/* or implied, of The University of Texas at Austin. */
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/*********************************************************************/
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#define ASSEMBLER
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#include "common.h"
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#ifndef WINDOWS_ABI
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#define M ARG1
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#define X ARG4
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#define INCX ARG5
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#define Y ARG6
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#define INCY ARG2
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#else
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#define M ARG1
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#define X ARG2
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#define INCX ARG3
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#define Y ARG4
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#define INCY %r10
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#endif
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#define YY %r11
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#define ALPHA %xmm15
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#define A_PRE 640
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#include "l1param.h"
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PROLOGUE
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PROFCODE
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#ifndef WINDOWS_ABI
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#ifndef XDOUBLE
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movq 8(%rsp), INCY
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#else
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movq 24(%rsp), INCY
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#endif
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vmovups %xmm0, ALPHA
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#else
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vmovups %xmm3, ALPHA
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movq 40(%rsp), X
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movq 48(%rsp), INCX
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movq 56(%rsp), Y
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movq 64(%rsp), INCY
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#endif
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SAVEREGISTERS
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unpcklpd ALPHA, ALPHA
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leaq (, INCX, SIZE), INCX
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leaq (, INCY, SIZE), INCY
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testq M, M
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jle .L47
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cmpq $SIZE, INCX
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jne .L40
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cmpq $SIZE, INCY
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jne .L40
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testq $SIZE, Y
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je .L10
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movsd (X), %xmm0
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mulsd ALPHA, %xmm0
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addsd (Y), %xmm0
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movsd %xmm0, (Y)
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addq $1 * SIZE, X
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addq $1 * SIZE, Y
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decq M
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jle .L19
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ALIGN_4
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.L10:
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subq $-16 * SIZE, X
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subq $-16 * SIZE, Y
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movq M, %rax
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sarq $4, %rax
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jle .L13
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vmovups -16 * SIZE(X), %xmm0
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vmovups -14 * SIZE(X), %xmm1
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vmovups -12 * SIZE(X), %xmm2
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vmovups -10 * SIZE(X), %xmm3
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decq %rax
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jle .L12
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ALIGN_3
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.L11:
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prefetchnta A_PRE(Y)
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vmovups -8 * SIZE(X), %xmm4
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vfmaddpd -16 * SIZE(Y), ALPHA, %xmm0 , %xmm0
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vfmaddpd -14 * SIZE(Y), ALPHA, %xmm1 , %xmm1
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vmovups -6 * SIZE(X), %xmm5
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vmovups -4 * SIZE(X), %xmm6
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vfmaddpd -12 * SIZE(Y), ALPHA, %xmm2 , %xmm2
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vfmaddpd -10 * SIZE(Y), ALPHA, %xmm3 , %xmm3
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vmovups -2 * SIZE(X), %xmm7
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vmovups %xmm0, -16 * SIZE(Y)
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vmovups %xmm1, -14 * SIZE(Y)
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prefetchnta A_PRE(X)
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nop
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vmovups %xmm2, -12 * SIZE(Y)
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vmovups %xmm3, -10 * SIZE(Y)
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prefetchnta A_PRE+64(Y)
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vmovups 0 * SIZE(X), %xmm0
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vfmaddpd -8 * SIZE(Y), ALPHA, %xmm4 , %xmm4
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vfmaddpd -6 * SIZE(Y), ALPHA, %xmm5 , %xmm5
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vmovups 2 * SIZE(X), %xmm1
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vmovups 4 * SIZE(X), %xmm2
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vfmaddpd -4 * SIZE(Y), ALPHA, %xmm6 , %xmm6
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vfmaddpd -2 * SIZE(Y), ALPHA, %xmm7 , %xmm7
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vmovups 6 * SIZE(X), %xmm3
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vmovups %xmm4, -8 * SIZE(Y)
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vmovups %xmm5, -6 * SIZE(Y)
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prefetchnta A_PRE+64(X)
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nop
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vmovups %xmm6, -4 * SIZE(Y)
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vmovups %xmm7, -2 * SIZE(Y)
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subq $-16 * SIZE, Y
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subq $-16 * SIZE, X
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decq %rax
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jg .L11
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ALIGN_3
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.L12:
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vmovups -8 * SIZE(X), %xmm4
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vfmaddpd -16 * SIZE(Y), ALPHA, %xmm0 , %xmm0
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vfmaddpd -14 * SIZE(Y), ALPHA, %xmm1 , %xmm1
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vmovups -6 * SIZE(X), %xmm5
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vmovups -4 * SIZE(X), %xmm6
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vfmaddpd -12 * SIZE(Y), ALPHA, %xmm2 , %xmm2
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vfmaddpd -10 * SIZE(Y), ALPHA, %xmm3 , %xmm3
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vmovups -2 * SIZE(X), %xmm7
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vmovups %xmm0, -16 * SIZE(Y)
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vmovups %xmm1, -14 * SIZE(Y)
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vmovups %xmm2, -12 * SIZE(Y)
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vmovups %xmm3, -10 * SIZE(Y)
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vfmaddpd -8 * SIZE(Y), ALPHA, %xmm4 , %xmm4
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vfmaddpd -6 * SIZE(Y), ALPHA, %xmm5 , %xmm5
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vfmaddpd -4 * SIZE(Y), ALPHA, %xmm6 , %xmm6
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vfmaddpd -2 * SIZE(Y), ALPHA, %xmm7 , %xmm7
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vmovups %xmm4, -8 * SIZE(Y)
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vmovups %xmm5, -6 * SIZE(Y)
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vmovups %xmm6, -4 * SIZE(Y)
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vmovups %xmm7, -2 * SIZE(Y)
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subq $-16 * SIZE, Y
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subq $-16 * SIZE, X
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ALIGN_3
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.L13:
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movq M, %rax
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andq $8, %rax
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jle .L14
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ALIGN_3
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vmovups -16 * SIZE(X), %xmm0
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vmovups -14 * SIZE(X), %xmm1
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vmovups -12 * SIZE(X), %xmm2
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vmovups -10 * SIZE(X), %xmm3
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vfmaddpd -16 * SIZE(Y), ALPHA, %xmm0 , %xmm0
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vfmaddpd -14 * SIZE(Y), ALPHA, %xmm1 , %xmm1
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vfmaddpd -12 * SIZE(Y), ALPHA, %xmm2 , %xmm2
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vfmaddpd -10 * SIZE(Y), ALPHA, %xmm3 , %xmm3
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vmovups %xmm0, -16 * SIZE(Y)
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vmovups %xmm1, -14 * SIZE(Y)
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vmovups %xmm2, -12 * SIZE(Y)
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vmovups %xmm3, -10 * SIZE(Y)
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addq $8 * SIZE, X
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addq $8 * SIZE, Y
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ALIGN_3
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.L14:
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movq M, %rax
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andq $4, %rax
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jle .L15
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ALIGN_3
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vmovups -16 * SIZE(X), %xmm0
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vmovups -14 * SIZE(X), %xmm1
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vfmaddpd -16 * SIZE(Y), ALPHA, %xmm0 , %xmm0
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vfmaddpd -14 * SIZE(Y), ALPHA, %xmm1 , %xmm1
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vmovups %xmm0, -16 * SIZE(Y)
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vmovups %xmm1, -14 * SIZE(Y)
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addq $4 * SIZE, X
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addq $4 * SIZE, Y
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ALIGN_3
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.L15:
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movq M, %rax
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andq $2, %rax
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jle .L16
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ALIGN_3
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vmovups -16 * SIZE(X), %xmm0
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vfmaddpd -16 * SIZE(Y), ALPHA, %xmm0 , %xmm0
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vmovups %xmm0, -16 * SIZE(Y)
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addq $2 * SIZE, X
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addq $2 * SIZE, Y
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ALIGN_3
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.L16:
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movq M, %rax
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andq $1, %rax
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jle .L19
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ALIGN_3
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vmovsd -16 * SIZE(X), %xmm0
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vfmaddsd -16 * SIZE(Y), ALPHA, %xmm0 , %xmm0
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vmovsd %xmm0, -16 * SIZE(Y)
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ALIGN_3
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.L19:
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xorq %rax,%rax
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RESTOREREGISTERS
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ret
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ALIGN_3
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.L40:
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movq Y, YY
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movq M, %rax
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//If incx==0 || incy==0, avoid unloop.
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cmpq $0, INCX
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je .L46
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cmpq $0, INCY
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je .L46
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sarq $3, %rax
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jle .L45
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prefetchnta 512(X)
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prefetchnta 512+64(X)
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prefetchnta 512+128(X)
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prefetchnta 512+192(X)
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prefetchnta 512(Y)
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prefetchnta 512+64(Y)
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prefetchnta 512+128(Y)
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prefetchnta 512+192(Y)
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ALIGN_3
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.L41:
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vmovsd 0 * SIZE(X), %xmm0
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addq INCX, X
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vmovhpd 0 * SIZE(X), %xmm0 , %xmm0
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addq INCX, X
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vmovsd 0 * SIZE(YY), %xmm6
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addq INCY, YY
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vmovhpd 0 * SIZE(YY), %xmm6 , %xmm6
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addq INCY, YY
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vmovsd 0 * SIZE(X), %xmm1
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addq INCX, X
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vmovhpd 0 * SIZE(X), %xmm1 , %xmm1
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addq INCX, X
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vmovsd 0 * SIZE(YY), %xmm7
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addq INCY, YY
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vmovhpd 0 * SIZE(YY), %xmm7 , %xmm7
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addq INCY, YY
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vfmaddpd %xmm6 , ALPHA , %xmm0 , %xmm0
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vmovsd 0 * SIZE(X), %xmm2
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addq INCX, X
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vmovhpd 0 * SIZE(X), %xmm2 , %xmm2
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addq INCX, X
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vmovsd 0 * SIZE(YY), %xmm8
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addq INCY, YY
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vmovhpd 0 * SIZE(YY), %xmm8 , %xmm8
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addq INCY, YY
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vfmaddpd %xmm7 , ALPHA , %xmm1 , %xmm1
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vmovsd 0 * SIZE(X), %xmm3
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addq INCX, X
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vmovhpd 0 * SIZE(X), %xmm3 , %xmm3
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addq INCX, X
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vfmaddpd %xmm8 , ALPHA , %xmm2 , %xmm2
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vmovsd 0 * SIZE(YY), %xmm9
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addq INCY, YY
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vmovhpd 0 * SIZE(YY), %xmm9 , %xmm9
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addq INCY, YY
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vmovsd %xmm0, 0 * SIZE(Y)
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addq INCY, Y
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vmovhpd %xmm0, 0 * SIZE(Y)
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addq INCY, Y
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vmovsd %xmm1, 0 * SIZE(Y)
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addq INCY, Y
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vmovhpd %xmm1, 0 * SIZE(Y)
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addq INCY, Y
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vmovsd %xmm2, 0 * SIZE(Y)
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addq INCY, Y
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vmovhpd %xmm2, 0 * SIZE(Y)
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addq INCY, Y
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vfmaddpd %xmm9 , ALPHA , %xmm3 , %xmm3
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vmovsd %xmm3, 0 * SIZE(Y)
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addq INCY, Y
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vmovhpd %xmm3, 0 * SIZE(Y)
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addq INCY, Y
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decq %rax
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jg .L41
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ALIGN_3
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.L45:
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movq M, %rax
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andq $7, %rax
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jle .L47
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ALIGN_3
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.L46:
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vmovsd (X), %xmm0
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addq INCX, X
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vfmaddsd (Y) , ALPHA , %xmm0 , %xmm0
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vmovsd %xmm0, (Y)
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addq INCY, Y
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decq %rax
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jg .L46
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ALIGN_3
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.L47:
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xorq %rax, %rax
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RESTOREREGISTERS
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ret
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EPILOGUE
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