339 lines
7.3 KiB
ArmAsm
339 lines
7.3 KiB
ArmAsm
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/*********************************************************************/
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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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#include "l2param.h"
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#define STACKSIZE 80
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#define P 4096
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#define ALPHA_R 8 + STACKSIZE(%rsp)
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#define ALPHA_I 24 + STACKSIZE(%rsp)
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#define OLD_INCX 40 + STACKSIZE(%rsp)
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#define OLD_Y 48 + STACKSIZE(%rsp)
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#define OLD_INCY 56 + STACKSIZE(%rsp)
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#define BUFFER 64 + STACKSIZE(%rsp)
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#define NLDA 56 (%rsp)
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#define IS 64 (%rsp)
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#define M %rdi
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#define N %rsi
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#define A %rcx
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#define LDA %r8
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#define X %r9
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#define INCX %rdx
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#define Y %rbp
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#define INCY %r10
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#define TEMP %rax
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#define I %rax
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#define J %r11
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#define A1 %r12
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#define XP %r15
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#define X1 %r13
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#define Y1 %r14
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#define MIN_M %rbx
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PROLOGUE
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PROFCODE
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subq $STACKSIZE, %rsp
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movq %rbx, 0(%rsp)
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movq %rbp, 8(%rsp)
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movq %r12, 16(%rsp)
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movq %r13, 24(%rsp)
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movq %r14, 32(%rsp)
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movq %r15, 40(%rsp)
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movq OLD_INCX, INCX
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movq OLD_Y, Y
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movq OLD_INCY, INCY
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FLD ALPHA_I
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FLD ALPHA_R
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salq $ZBASE_SHIFT, INCX
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salq $ZBASE_SHIFT, INCY
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movq $0, IS
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test M, M
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jle .L79 # goto END
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test N, N
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jle .L79 # goto END
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movq N, %rax
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imulq LDA, %rax
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movq $P, NLDA
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subq %rax, NLDA
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salq $ZBASE_SHIFT, NLDA
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salq $ZBASE_SHIFT, LDA
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ALIGN_2
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.L32:
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movq $P, %rax
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movq M, MIN_M
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subq IS , MIN_M
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cmpq %rax, MIN_M
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cmovg %rax, MIN_M
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movq IS, X1
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salq $ZBASE_SHIFT, X1
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leaq (X,X1, 1), X1
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movq X1, XP
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cmpq $2 * SIZE, INCX
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je .L34
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movq BUFFER, X1
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movq X1, XP
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movq MIN_M, I
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sarq $1, I
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jle .L35
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ALIGN_3
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.L36:
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FLD 0 * SIZE(X)
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FLD 1 * SIZE(X)
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addq INCX,X # x += incx
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FLD 0 * SIZE(X)
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FLD 1 * SIZE(X)
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addq INCX,X # x += incx
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FST 3 * SIZE(X1)
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FST 2 * SIZE(X1)
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FST 1 * SIZE(X1)
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FST 0 * SIZE(X1)
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addq $4 * SIZE, X1 # xp += 4
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decq I
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jg .L36
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ALIGN_3
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.L35:
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movq MIN_M, I
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andq $1,I
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jle .L34
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FLD 0 * SIZE(X)
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FLD 1 * SIZE(X)
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addq INCX,X # x += incx
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FST 1 * SIZE(X1)
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FST 0 * SIZE(X1)
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ALIGN_3
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/* Main Routine */
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.L34:
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movq Y, Y1 # coffset = y
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movq N, J
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ALIGN_2
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.L61:
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movq A, A1 # a_offset = a
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fldz # ct1 = ZERO
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fldz # ct1 = ZERO
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addq LDA, A
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fldz # ct1 = ZERO
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fldz # ct1 = ZERO
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movq XP, X1
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FLD (X1) # bt1 = *(b_offset + 0)
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movq MIN_M, I
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sarq $1, I
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jle .L64
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ALIGN_3
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.L65:
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FLD 0 * SIZE(A1) # at1 = *(a_offset + 0)
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fmul %st(1) # at1 *= bt1
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faddp %st, %st(2) # ct1 += at1
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FLD 1 * SIZE(A1) # bt1 *= *(a_offset + 1)
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fmulp %st, %st(1)
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#ifndef CONJ
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faddp %st, %st(2) # ct2 += bt1
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#else
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fsubrp %st, %st(2) # ct2 -= bt1
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#endif
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FLD 1 * SIZE(X1) # bt1 = *(b_offset + 1)
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FLD 0 * SIZE(A1) # at1 = *(a_offset + 0)
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fmul %st(1) # at1 *= bt1
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faddp %st, %st(4) # ct3 += at1
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FLD 1 * SIZE(A1) # bt1 *= *(a_offset + 1)
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fmulp %st, %st(1)
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faddp %st, %st(4) # ct4 += bt1
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FLD 2 * SIZE(X1) # bt1 = *(b_offset + 1)
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FLD 2 * SIZE(A1) # at1 = *(a_offset + 0)
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fmul %st(1) # at1 *= bt1
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faddp %st, %st(2) # ct1 += at1
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FLD 3 * SIZE(A1) # bt1 *= *(a_offset + 1)
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fmulp %st, %st(1)
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#ifndef CONJ
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faddp %st, %st(2) # ct2 += bt1
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#else
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fsubrp %st, %st(2) # ct2 -= bt1
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#endif
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FLD 3 * SIZE(X1) # bt1 = *(b_offset + 1)
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FLD 2 * SIZE(A1) # at1 = *(a_offset + 0)
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fmul %st(1) # at1 *= bt1
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faddp %st, %st(4) # ct3 += at1
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FLD 3 * SIZE(A1) # bt1 *= *(a_offset + 1)
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fmulp %st, %st(1)
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faddp %st, %st(4) # ct4 += bt1
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FLD 4 * SIZE(X1) # bt1 = *(b_offset + 1)
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addq $4 * SIZE, X1
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addq $4 * SIZE, A1
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decq I
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jg .L65
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ALIGN_3
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.L64:
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movq MIN_M, I
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andq $1, I
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jle .L70
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ALIGN_3
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.L71:
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FLD 0 * SIZE(A1) # at1 = *(a_offset + 0)
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fmul %st(1) # at1 *= bt1
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faddp %st, %st(2) # ct1 += at1
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FLD 1 * SIZE(A1) # bt1 *= *(a_offset + 1)
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fmulp %st, %st(1)
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#ifndef CONJ
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faddp %st, %st(2) # ct2 += bt1
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#else
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fsubrp %st, %st(2) # ct2 -= bt1
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#endif
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FLD 1 * SIZE(X1) # bt1 = *(b_offset + 1)
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FLD 0 * SIZE(A1) # at1 = *(a_offset + 0)
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fmul %st(1) # at1 *= bt1
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faddp %st, %st(4) # ct3 += at1
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FLD 1 * SIZE(A1) # bt1 *= *(a_offset + 1)
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fmulp %st, %st(1)
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faddp %st, %st(4) # ct4 += bt1
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fldz
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ALIGN_3
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.L70:
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ffreep %st(0)
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#ifndef XCONJ
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#ifndef CONJ
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fsubp %st, %st(3)
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faddp %st, %st(1)
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#else
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faddp %st, %st(3)
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faddp %st, %st(1)
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#endif
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#else
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#ifndef CONJ
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faddp %st, %st(3)
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fsubp %st, %st(1)
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#else
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fsubp %st, %st(3)
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fsubp %st, %st(1)
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#endif
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#endif
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fld %st(0) # ct4 = ct2
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fmul %st(4)
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fld %st(2)
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fmul %st(4)
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fsubp %st, %st(1)
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FLD 0 * SIZE(Y1)
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faddp %st, %st(1)
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FST 0 * SIZE(Y1)
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fmul %st(2)
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fxch %st(1)
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fmul %st(3)
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faddp %st, %st(1)
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FLD 1 * SIZE(Y1)
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faddp %st, %st(1)
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FST 1 * SIZE(Y1)
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addq INCY, Y1
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decq J
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jg .L61
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ALIGN_3
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.L60:
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addq NLDA, A
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addq $P, IS
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cmpq M, IS
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jl .L32
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ALIGN_3
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.L79:
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ffreep %st
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ffreep %st
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movq 0(%rsp), %rbx
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movq 8(%rsp), %rbp
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movq 16(%rsp), %r12
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movq 24(%rsp), %r13
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movq 32(%rsp), %r14
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movq 40(%rsp), %r15
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addq $STACKSIZE, %rsp
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ret
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EPILOGUE
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