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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"
#include "l2param.h"
#define PREFETCH prefetchnta
#define PREFETCHW prefetcht0
#define PREFETCH_SIZE (8 * 6)
#ifndef WINDOWS_ABI
#define STACKSIZE 64
#define OLD_INCX 8 + STACKSIZE(%rsp)
#define OLD_Y 16 + STACKSIZE(%rsp)
#define OLD_INCY 24 + STACKSIZE(%rsp)
#define OLD_BUFFER 32 + STACKSIZE(%rsp)
#define STACK_ALPHA 48 (%rsp)
#define M %rdi
#define N %rsi
#define A %rcx
#define LDA %r8
#define X %r9
#define INCX %rdx
#define Y %rbp
#define INCY %r10
#else
#define STACKSIZE 256
#define OLD_A 40 + STACKSIZE(%rsp)
#define OLD_LDA 48 + STACKSIZE(%rsp)
#define OLD_X 56 + STACKSIZE(%rsp)
#define OLD_INCX 64 + STACKSIZE(%rsp)
#define OLD_Y 72 + STACKSIZE(%rsp)
#define OLD_INCY 80 + STACKSIZE(%rsp)
#define OLD_BUFFER 88 + STACKSIZE(%rsp)
#define STACK_ALPHA 224 (%rsp)
#define M %rcx
#define N %rdx
#define A %r8
#define LDA %r9
#define X %rdi
#define INCX %rsi
#define Y %rbp
#define INCY %r10
#endif
#define I %rax
#define J %r11
#define A1 %r12
#define A2 %r13
#define Y1 %r14
#define BUFFER %r15
#define MM %rbx
#define ALPHA %xmm15
PROLOGUE
PROFCODE
subq $STACKSIZE, %rsp
movq %rbx, 0(%rsp)
movq %rbp, 8(%rsp)
movq %r12, 16(%rsp)
movq %r13, 24(%rsp)
movq %r14, 32(%rsp)
movq %r15, 40(%rsp)
#ifdef WINDOWS_ABI
movq %rdi, 48(%rsp)
movq %rsi, 56(%rsp)
movups %xmm6, 64(%rsp)
movups %xmm7, 80(%rsp)
movups %xmm8, 96(%rsp)
movups %xmm9, 112(%rsp)
movups %xmm10, 128(%rsp)
movups %xmm11, 144(%rsp)
movups %xmm12, 160(%rsp)
movups %xmm13, 176(%rsp)
movups %xmm14, 192(%rsp)
movups %xmm15, 208(%rsp)
movq OLD_A, A
movq OLD_LDA, LDA
movq OLD_X, X
#endif
movq OLD_INCX, INCX
movq OLD_Y, Y
movq OLD_INCY, INCY
movq OLD_BUFFER, BUFFER
#ifndef WINDOWS_ABI
movsd %xmm0, STACK_ALPHA
#else
movsd %xmm3, STACK_ALPHA
#endif
leaq (,INCX, SIZE), INCX
leaq (,INCY, SIZE), INCY
leaq (,LDA, SIZE), LDA
testq N, N
jle .L999
testq M, M
jle .L999
cmpq $SIZE, INCY
cmoveq Y, BUFFER
je .L10
movq BUFFER, Y1
xorps %xmm4, %xmm4
movq M, %rax
addq $7, %rax
sarq $3, %rax
ALIGN_3
.L01:
movsd %xmm4, 0 * SIZE(Y1)
movsd %xmm4, 1 * SIZE(Y1)
movsd %xmm4, 2 * SIZE(Y1)
movsd %xmm4, 3 * SIZE(Y1)
movsd %xmm4, 4 * SIZE(Y1)
movsd %xmm4, 5 * SIZE(Y1)
movsd %xmm4, 6 * SIZE(Y1)
movsd %xmm4, 7 * SIZE(Y1)
addq $8 * SIZE, Y1
decq %rax
jg .L01
ALIGN_3
.L10:
movq N, J
sarq $1, J
jle .L20
ALIGN_3
.L11:
movq BUFFER, Y1
movq A, A1
leaq (A, LDA, 1), A2
leaq (A, LDA, 2), A
movsd STACK_ALPHA, %xmm0
movsd (X), %xmm14
addq INCX, X
movsd (X), %xmm15
addq INCX, X
mulsd %xmm0, %xmm14
mulsd %xmm0, %xmm15
movq M, I
sarq $3, I
jle .L15
movsd 0 * SIZE(A1), %xmm0
movsd 1 * SIZE(A1), %xmm1
movsd 2 * SIZE(A1), %xmm2
movsd 3 * SIZE(A1), %xmm3
movsd 0 * SIZE(A2), %xmm4
movsd 1 * SIZE(A2), %xmm5
movsd 2 * SIZE(A2), %xmm6
movsd 3 * SIZE(A2), %xmm7
movsd 0 * SIZE(Y1), %xmm8
mulsd %xmm14, %xmm0
movsd 1 * SIZE(Y1), %xmm9
mulsd %xmm14, %xmm1
movsd 2 * SIZE(Y1), %xmm10
mulsd %xmm14, %xmm2
movsd 3 * SIZE(Y1), %xmm11
mulsd %xmm14, %xmm3
decq I
jle .L14
ALIGN_3
.L13:
PREFETCH PREFETCH_SIZE * SIZE(A1)
mulsd %xmm15, %xmm4
PREFETCH PREFETCH_SIZE * SIZE(A2)
addsd %xmm0, %xmm8
movsd 4 * SIZE(A1), %xmm0
mulsd %xmm15, %xmm5
addsd %xmm1, %xmm9
movsd 5 * SIZE(A1), %xmm1
mulsd %xmm15, %xmm6
addsd %xmm2, %xmm10
movsd 6 * SIZE(A1), %xmm2
mulsd %xmm15, %xmm7
addsd %xmm3, %xmm11
movsd 7 * SIZE(A1), %xmm3
addsd %xmm4, %xmm8
mulsd %xmm14, %xmm0
movsd 4 * SIZE(A2), %xmm4
addsd %xmm5, %xmm9
mulsd %xmm14, %xmm1
movsd 5 * SIZE(A2), %xmm5
addsd %xmm6, %xmm10
mulsd %xmm14, %xmm2
movsd 6 * SIZE(A2), %xmm6
addsd %xmm7, %xmm11
mulsd %xmm14, %xmm3
movsd 7 * SIZE(A2), %xmm7
movsd %xmm8, 0 * SIZE(Y1)
movsd 4 * SIZE(Y1), %xmm8
movsd %xmm9, 1 * SIZE(Y1)
movsd 5 * SIZE(Y1), %xmm9
movsd %xmm10, 2 * SIZE(Y1)
movsd 6 * SIZE(Y1), %xmm10
movsd %xmm11, 3 * SIZE(Y1)
movsd 7 * SIZE(Y1), %xmm11
mulsd %xmm15, %xmm4
addsd %xmm0, %xmm8
movsd 8 * SIZE(A1), %xmm0
mulsd %xmm15, %xmm5
addsd %xmm1, %xmm9
movsd 9 * SIZE(A1), %xmm1
mulsd %xmm15, %xmm6
addsd %xmm2, %xmm10
movsd 10 * SIZE(A1), %xmm2
mulsd %xmm15, %xmm7
addq $8 * SIZE, A2
addsd %xmm3, %xmm11
movsd 11 * SIZE(A1), %xmm3
mulsd %xmm14, %xmm0
addsd %xmm4, %xmm8
movsd 0 * SIZE(A2), %xmm4
mulsd %xmm14, %xmm1
addq $8 * SIZE, Y1
addsd %xmm5, %xmm9
movsd 1 * SIZE(A2), %xmm5
mulsd %xmm14, %xmm2
addq $8 * SIZE, A1
addsd %xmm6, %xmm10
movsd 2 * SIZE(A2), %xmm6
mulsd %xmm14, %xmm3
decq I
addsd %xmm7, %xmm11
movsd 3 * SIZE(A2), %xmm7
movsd %xmm8, -4 * SIZE(Y1)
movsd 0 * SIZE(Y1), %xmm8
movsd %xmm9, -3 * SIZE(Y1)
movsd 1 * SIZE(Y1), %xmm9
movsd %xmm10,-2 * SIZE(Y1)
movsd 2 * SIZE(Y1), %xmm10
movsd %xmm11,-1 * SIZE(Y1)
movsd 3 * SIZE(Y1), %xmm11
jg .L13
ALIGN_3
.L14:
mulsd %xmm15, %xmm4
addsd %xmm0, %xmm8
movsd 4 * SIZE(A1), %xmm0
mulsd %xmm15, %xmm5
addsd %xmm1, %xmm9
movsd 5 * SIZE(A1), %xmm1
mulsd %xmm15, %xmm6
addsd %xmm2, %xmm10
movsd 6 * SIZE(A1), %xmm2
mulsd %xmm15, %xmm7
addsd %xmm3, %xmm11
movsd 7 * SIZE(A1), %xmm3
addsd %xmm4, %xmm8
mulsd %xmm14, %xmm0
movsd 4 * SIZE(A2), %xmm4
addsd %xmm5, %xmm9
mulsd %xmm14, %xmm1
movsd 5 * SIZE(A2), %xmm5
addsd %xmm6, %xmm10
mulsd %xmm14, %xmm2
movsd 6 * SIZE(A2), %xmm6
addsd %xmm7, %xmm11
mulsd %xmm14, %xmm3
movsd 7 * SIZE(A2), %xmm7
movsd %xmm8, 0 * SIZE(Y1)
movsd 4 * SIZE(Y1), %xmm8
movsd %xmm9, 1 * SIZE(Y1)
movsd 5 * SIZE(Y1), %xmm9
movsd %xmm10, 2 * SIZE(Y1)
movsd 6 * SIZE(Y1), %xmm10
movsd %xmm11, 3 * SIZE(Y1)
movsd 7 * SIZE(Y1), %xmm11
mulsd %xmm15, %xmm4
addsd %xmm0, %xmm8
mulsd %xmm15, %xmm5
addsd %xmm1, %xmm9
mulsd %xmm15, %xmm6
addsd %xmm2, %xmm10
mulsd %xmm15, %xmm7
addq $8 * SIZE, A2
addsd %xmm3, %xmm11
mulsd %xmm14, %xmm0
addsd %xmm4, %xmm8
mulsd %xmm14, %xmm1
addq $8 * SIZE, Y1
addsd %xmm5, %xmm9
mulsd %xmm14, %xmm2
addq $8 * SIZE, A1
addsd %xmm6, %xmm10
mulsd %xmm14, %xmm3
addsd %xmm7, %xmm11
movsd %xmm8, -4 * SIZE(Y1)
movsd %xmm9, -3 * SIZE(Y1)
movsd %xmm10,-2 * SIZE(Y1)
movsd %xmm11,-1 * SIZE(Y1)
ALIGN_3
.L15:
testq $4, M
je .L17
movsd 0 * SIZE(A1), %xmm0
movsd 1 * SIZE(A1), %xmm1
movsd 2 * SIZE(A1), %xmm2
movsd 3 * SIZE(A1), %xmm3
movsd 0 * SIZE(A2), %xmm4
movsd 1 * SIZE(A2), %xmm5
movsd 2 * SIZE(A2), %xmm6
movsd 3 * SIZE(A2), %xmm7
movsd 0 * SIZE(Y1), %xmm8
mulsd %xmm14, %xmm0
movsd 1 * SIZE(Y1), %xmm9
mulsd %xmm14, %xmm1
movsd 2 * SIZE(Y1), %xmm10
mulsd %xmm14, %xmm2
movsd 3 * SIZE(Y1), %xmm11
mulsd %xmm14, %xmm3
mulsd %xmm15, %xmm4
addsd %xmm0, %xmm8
mulsd %xmm15, %xmm5
addsd %xmm1, %xmm9
mulsd %xmm15, %xmm6
addsd %xmm2, %xmm10
mulsd %xmm15, %xmm7
addsd %xmm3, %xmm11
addsd %xmm4, %xmm8
addsd %xmm5, %xmm9
addsd %xmm6, %xmm10
addsd %xmm7, %xmm11
movsd %xmm8, 0 * SIZE(Y1)
movsd %xmm9, 1 * SIZE(Y1)
movsd %xmm10, 2 * SIZE(Y1)
movsd %xmm11, 3 * SIZE(Y1)
addq $4 * SIZE, A1
addq $4 * SIZE, A2
addq $4 * SIZE, Y1
ALIGN_3
.L17:
testq $2, M
je .L18
movsd 0 * SIZE(A1), %xmm0
movsd 1 * SIZE(A1), %xmm1
movsd 0 * SIZE(A2), %xmm4
movsd 1 * SIZE(A2), %xmm5
mulsd %xmm14, %xmm0
movsd 0 * SIZE(Y1), %xmm8
mulsd %xmm14, %xmm1
movsd 1 * SIZE(Y1), %xmm9
mulsd %xmm15, %xmm4
mulsd %xmm15, %xmm5
addsd %xmm0, %xmm8
addsd %xmm1, %xmm9
addsd %xmm4, %xmm8
addsd %xmm5, %xmm9
movsd %xmm8, 0 * SIZE(Y1)
movsd %xmm9, 1 * SIZE(Y1)
addq $2 * SIZE, A1
addq $2 * SIZE, A2
addq $2 * SIZE, Y1
ALIGN_3
.L18:
testq $1, M
je .L19
movsd 0 * SIZE(Y1), %xmm8
movsd 0 * SIZE(A1), %xmm0
movsd 0 * SIZE(A2), %xmm4
mulsd %xmm14, %xmm0
mulsd %xmm15, %xmm4
addsd %xmm0, %xmm8
addsd %xmm4, %xmm8
movsd %xmm8, 0 * SIZE(Y1)
ALIGN_3
.L19:
decq J
jg .L11
ALIGN_3
.L20:
testq $1, N
je .L990
movq BUFFER, Y1
movq A, A1
movsd (X), %xmm14
mulsd STACK_ALPHA, %xmm14
movq M, I
sarq $3, I
jle .L25
movsd 0 * SIZE(A1), %xmm0
movsd 1 * SIZE(A1), %xmm1
movsd 2 * SIZE(A1), %xmm2
movsd 3 * SIZE(A1), %xmm3
movsd 4 * SIZE(A1), %xmm4
movsd 5 * SIZE(A1), %xmm5
movsd 6 * SIZE(A1), %xmm6
movsd 7 * SIZE(A1), %xmm7
movsd 0 * SIZE(Y1), %xmm8
mulsd %xmm14, %xmm0
movsd 1 * SIZE(Y1), %xmm9
mulsd %xmm14, %xmm1
movsd 2 * SIZE(Y1), %xmm10
mulsd %xmm14, %xmm2
movsd 3 * SIZE(Y1), %xmm11
mulsd %xmm14, %xmm3
decq I
jle .L24
ALIGN_3
.L23:
PREFETCH PREFETCH_SIZE * SIZE(A1)
addsd %xmm0, %xmm8
movsd 8 * SIZE(A1), %xmm0
addsd %xmm1, %xmm9
movsd 9 * SIZE(A1), %xmm1
addsd %xmm2, %xmm10
movsd 10 * SIZE(A1), %xmm2
addsd %xmm3, %xmm11
movsd 11 * SIZE(A1), %xmm3
movsd %xmm8, 0 * SIZE(Y1)
movsd 4 * SIZE(Y1), %xmm8
mulsd %xmm14, %xmm4
movsd %xmm9, 1 * SIZE(Y1)
movsd 5 * SIZE(Y1), %xmm9
mulsd %xmm14, %xmm5
movsd %xmm10, 2 * SIZE(Y1)
movsd 6 * SIZE(Y1), %xmm10
mulsd %xmm14, %xmm6
movsd %xmm11, 3 * SIZE(Y1)
movsd 7 * SIZE(Y1), %xmm11
mulsd %xmm14, %xmm7
addsd %xmm4, %xmm8
movsd 12 * SIZE(A1), %xmm4
addsd %xmm5, %xmm9
movsd 13 * SIZE(A1), %xmm5
addsd %xmm6, %xmm10
movsd 14 * SIZE(A1), %xmm6
addsd %xmm7, %xmm11
movsd 15 * SIZE(A1), %xmm7
movsd %xmm8, 4 * SIZE(Y1)
movsd 8 * SIZE(Y1), %xmm8
mulsd %xmm14, %xmm0
movsd %xmm9, 5 * SIZE(Y1)
movsd 9 * SIZE(Y1), %xmm9
mulsd %xmm14, %xmm1
movsd %xmm10, 6 * SIZE(Y1)
movsd 10 * SIZE(Y1), %xmm10
mulsd %xmm14, %xmm2
movsd %xmm11, 7 * SIZE(Y1)
movsd 11 * SIZE(Y1), %xmm11
mulsd %xmm14, %xmm3
addq $8 * SIZE, Y1
addq $8 * SIZE, A1
decq I
jg .L23
ALIGN_3
.L24:
addsd %xmm0, %xmm8
addsd %xmm1, %xmm9
addsd %xmm2, %xmm10
addsd %xmm3, %xmm11
mulsd %xmm14, %xmm4
movsd %xmm8, 0 * SIZE(Y1)
movsd 4 * SIZE(Y1), %xmm8
mulsd %xmm14, %xmm5
movsd %xmm9, 1 * SIZE(Y1)
movsd 5 * SIZE(Y1), %xmm9
mulsd %xmm14, %xmm6
movsd %xmm10, 2 * SIZE(Y1)
movsd 6 * SIZE(Y1), %xmm10
mulsd %xmm14, %xmm7
movsd %xmm11, 3 * SIZE(Y1)
movsd 7 * SIZE(Y1), %xmm11
addsd %xmm4, %xmm8
addsd %xmm5, %xmm9
addsd %xmm6, %xmm10
addsd %xmm7, %xmm11
movsd %xmm8, 4 * SIZE(Y1)
movsd %xmm9, 5 * SIZE(Y1)
movsd %xmm10, 6 * SIZE(Y1)
movsd %xmm11, 7 * SIZE(Y1)
addq $8 * SIZE, Y1
addq $8 * SIZE, A1
ALIGN_3
.L25:
testq $4, M
je .L27
movsd 0 * SIZE(A1), %xmm0
movsd 1 * SIZE(A1), %xmm1
movsd 2 * SIZE(A1), %xmm2
movsd 3 * SIZE(A1), %xmm3
movsd 0 * SIZE(Y1), %xmm8
mulsd %xmm14, %xmm0
movsd 1 * SIZE(Y1), %xmm9
mulsd %xmm14, %xmm1
movsd 2 * SIZE(Y1), %xmm10
mulsd %xmm14, %xmm2
movsd 3 * SIZE(Y1), %xmm11
mulsd %xmm14, %xmm3
addsd %xmm0, %xmm8
addsd %xmm1, %xmm9
addsd %xmm2, %xmm10
addsd %xmm3, %xmm11
movsd %xmm8, 0 * SIZE(Y1)
movsd %xmm9, 1 * SIZE(Y1)
movsd %xmm10, 2 * SIZE(Y1)
movsd %xmm11, 3 * SIZE(Y1)
addq $4 * SIZE, A1
addq $4 * SIZE, A2
addq $4 * SIZE, Y1
ALIGN_3
.L27:
testq $2, M
je .L28
movsd 0 * SIZE(A1), %xmm0
movsd 1 * SIZE(A1), %xmm1
mulsd %xmm14, %xmm0
movsd 0 * SIZE(Y1), %xmm8
mulsd %xmm14, %xmm1
movsd 1 * SIZE(Y1), %xmm9
addsd %xmm0, %xmm8
addsd %xmm1, %xmm9
movsd %xmm8, 0 * SIZE(Y1)
movsd %xmm9, 1 * SIZE(Y1)
addq $2 * SIZE, A1
addq $2 * SIZE, Y1
ALIGN_3
.L28:
testq $1, M
je .L990
movsd 0 * SIZE(Y1), %xmm8
movsd 0 * SIZE(A1), %xmm0
mulsd %xmm14, %xmm0
addsd %xmm0, %xmm8
movsd %xmm8, 0 * SIZE(Y1)
ALIGN_3
.L990:
cmpq $SIZE, INCY
je .L999
movq Y, Y1
movq M, %rax
sarq $2, %rax
jle .L994
ALIGN_3
.L992:
movsd (Y), %xmm0
addq INCY, Y
movsd (Y), %xmm1
addq INCY, Y
movsd (Y), %xmm2
addq INCY, Y
movsd (Y), %xmm3
addq INCY, Y
addsd 0 * SIZE(BUFFER), %xmm0
addsd 1 * SIZE(BUFFER), %xmm1
addsd 2 * SIZE(BUFFER), %xmm2
addsd 3 * SIZE(BUFFER), %xmm3
addq $4 * SIZE, BUFFER
movsd %xmm0, (Y1)
addq INCY, Y1
movsd %xmm1, (Y1)
addq INCY, Y1
movsd %xmm2, (Y1)
addq INCY, Y1
movsd %xmm3, (Y1)
addq INCY, Y1
decq %rax
jg .L992
ALIGN_3
.L994:
testq $2, M
jle .L996
movsd (Y), %xmm0
addq INCY, Y
movsd (Y), %xmm1
addq INCY, Y
addsd 0 * SIZE(BUFFER), %xmm0
addsd 1 * SIZE(BUFFER), %xmm1
addq $2 * SIZE, BUFFER
movsd %xmm0, (Y1)
addq INCY, Y1
movsd %xmm1, (Y1)
addq INCY, Y1
ALIGN_3
.L996:
testq $1, M
jle .L999
movsd (Y), %xmm0
addsd (BUFFER), %xmm0
movsd %xmm0, (Y1)
ALIGN_3
.L999:
movq 0(%rsp), %rbx
movq 8(%rsp), %rbp
movq 16(%rsp), %r12
movq 24(%rsp), %r13
movq 32(%rsp), %r14
movq 40(%rsp), %r15
#ifdef WINDOWS_ABI
movq 48(%rsp), %rdi
movq 56(%rsp), %rsi
movups 64(%rsp), %xmm6
movups 80(%rsp), %xmm7
movups 96(%rsp), %xmm8
movups 112(%rsp), %xmm9
movups 128(%rsp), %xmm10
movups 144(%rsp), %xmm11
movups 160(%rsp), %xmm12
movups 176(%rsp), %xmm13
movups 192(%rsp), %xmm14
movups 208(%rsp), %xmm15
#endif
addq $STACKSIZE, %rsp
ret
EPILOGUE
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