/*********************************************************************/ /* 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 M ARG1 #define N ARG2 #define K ARG3 #define A ARG4 #define B ARG5 #define C ARG6 #define LDC %r10 #define I %r12 #define J %r13 #define AO %r14 #define BO %r15 #define CO %rbp #define OFFSET 48 + STACKSIZE(%rsp) #define STACKSIZE 64 #define KK %r11 #define AORIG 48(%rsp) #ifdef OPTERON #define PREFETCH prefetch #define PREFETCHW prefetchw #else #define PREFETCH prefetcht0 #define PREFETCHW prefetcht0 #endif #define PREFETCHSIZE (5 + 4 * 10) #ifndef CONJ #define ADD1 faddp #define ADD2 fsubrp #define ADD3 faddp #define ADD4 faddp #elif defined(LN) || defined(LT) #define ADD1 faddp #define ADD2 faddp #define ADD3 fsubrp #define ADD4 faddp #else #define ADD1 faddp #define ADD2 faddp #define ADD3 faddp #define ADD4 fsubrp #endif 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) movq 40 + STACKSIZE(%rsp), LDC salq $ZBASE_SHIFT, LDC addq $8 * SIZE, A addq $8 * SIZE, B #ifdef LN movq M, %rax salq $ZBASE_SHIFT, %rax addq %rax, C imulq K, %rax addq %rax, A #endif #ifdef RT movq N, %rax salq $ZBASE_SHIFT, %rax imulq K, %rax addq %rax, B movq N, %rax imulq LDC, %rax addq %rax, C #endif #ifdef RN movq OFFSET, %rax negq %rax movq %rax, KK #endif #ifdef RT movq N, %rax subq OFFSET, %rax movq %rax, KK #endif cmpq $0, M jle .L999 movq N, %rax movq %rax, J testq %rax, %rax jle .L999 ALIGN_4 .L01: #if defined(LT) || defined(RN) movq A, AO #else movq A, AORIG #endif #ifdef RT movq K, %rax salq $ZBASE_SHIFT, %rax subq %rax, B #endif #ifdef RT subq LDC, C #endif movq C, CO #ifndef RT addq LDC, C #endif #ifdef LN movq OFFSET, %rax addq M, %rax movq %rax, KK #endif #ifdef LT movq OFFSET, %rax movq %rax, KK #endif movq M, I ALIGN_4 .L11: #ifdef LN movq K, %rax salq $ZBASE_SHIFT, %rax subq %rax, AORIG #endif #if defined(LN) || defined(RT) movq KK, %rax salq $ZBASE_SHIFT, %rax movq AORIG, AO leaq (AO, %rax, 1), AO leaq (B, %rax, 1), BO #else movq B, BO #endif fldz fldz fldz fldz #if defined(HAVE_3DNOW) prefetchw 2 * SIZE(CO) #elif defined(HAVE_SSE) prefetchnta 2 * SIZE(CO) #endif #if defined(LT) || defined(RN) movq KK, %rax #else movq K, %rax subq KK, %rax #endif sarq $2, %rax je .L15 ALIGN_4 .L12: PREFETCH (PREFETCHSIZE + 0) * SIZE(AO) FLD -8 * SIZE(AO) FLD -8 * SIZE(BO) fld %st(1) fmul %st(1), %st ADD1 %st, %st(3) FLD -7 * SIZE(BO) fmul %st, %st(2) FLD -7 * SIZE(AO) fmul %st, %st(2) fmulp %st, %st(1) ADD2 %st, %st(6) ADD3 %st, %st(3) ADD4 %st, %st(3) FLD -6 * SIZE(AO) FLD -6 * SIZE(BO) fld %st(1) fmul %st(1), %st ADD1 %st, %st(3) FLD -5 * SIZE(BO) fmul %st, %st(2) FLD -5 * SIZE(AO) fmul %st, %st(2) fmulp %st, %st(1) ADD2 %st, %st(6) ADD3 %st, %st(3) ADD4 %st, %st(3) PREFETCH (PREFETCHSIZE + 4) * SIZE(AO) FLD -4 * SIZE(AO) FLD -4 * SIZE(BO) fld %st(1) fmul %st(1), %st ADD1 %st, %st(3) FLD -3 * SIZE(BO) fmul %st, %st(2) FLD -3 * SIZE(AO) fmul %st, %st(2) fmulp %st, %st(1) ADD2 %st, %st(6) ADD3 %st, %st(3) ADD4 %st, %st(3) FLD -2 * SIZE(AO) FLD -2 * SIZE(BO) fld %st(1) fmul %st(1), %st ADD1 %st, %st(3) FLD -1 * SIZE(BO) fmul %st, %st(2) FLD -1 * SIZE(AO) fmul %st, %st(2) fmulp %st, %st(1) ADD2 %st, %st(6) ADD3 %st, %st(3) ADD4 %st, %st(3) addq $8 * SIZE,AO addq $8 * SIZE,BO decq %rax jne .L12 ALIGN_4 .L15: #if defined(LT) || defined(RN) movq KK, %rax #else movq K, %rax subq KK, %rax #endif and $3, %rax je .L18 ALIGN_4 .L16: FLD -8 * SIZE(AO) FLD -8 * SIZE(BO) fld %st(1) fmul %st(1), %st ADD1 %st, %st(3) FLD -7 * SIZE(BO) fmul %st, %st(2) FLD -7 * SIZE(AO) fmul %st, %st(2) fmulp %st, %st(1) ADD2 %st, %st(6) ADD3 %st, %st(3) ADD4 %st, %st(3) addq $2 * SIZE,AO addq $2 * SIZE,BO decq %rax jne .L16 ALIGN_4 .L18: faddp %st, %st(3) faddp %st, %st(1) fxch %st(1) #if defined(LN) || defined(RT) movq KK, %rax #ifdef LN subq $1, %rax #else subq $1, %rax #endif salq $ZBASE_SHIFT, %rax movq AORIG, AO leaq (AO, %rax, 1), AO leaq (B, %rax, 1), BO #endif #if defined(LN) || defined(LT) FLD -8 * SIZE(BO) fsubp %st, %st(1) FLD -7 * SIZE(BO) fsubp %st, %st(2) #else FLD -8 * SIZE(AO) fsubp %st, %st(1) FLD -7 * SIZE(AO) fsubp %st, %st(2) #endif #if defined(LN) || defined(LT) FLD -8 * SIZE(AO) fmul %st(1), %st FLD -8 * SIZE(AO) fmul %st(3), %st FLD -7 * SIZE(AO) fmulp %st, %st(3) FLD -7 * SIZE(AO) fmulp %st, %st(4) #endif #if defined(RN) || defined(RT) FLD -8 * SIZE(BO) fmul %st(1), %st FLD -8 * SIZE(BO) fmul %st(3), %st FLD -7 * SIZE(BO) fmulp %st, %st(3) FLD -7 * SIZE(BO) fmulp %st, %st(4) #endif #ifndef CONJ faddp %st, %st(2) fsubp %st, %st(2) #else fsubp %st, %st(2) faddp %st, %st(2) #endif #if defined(LN) || defined(LT) fld %st FST -7 * SIZE(BO) fxch %st(1) fld %st FST -8 * SIZE(BO) #else fld %st FST -7 * SIZE(AO) fxch %st(1) fld %st FST -8 * SIZE(AO) #endif #ifdef LN subq $2 * SIZE, CO #endif FST 0 * SIZE(CO) FST 1 * SIZE(CO) #ifndef LN addq $2 * SIZE, CO #endif #if defined(LT) || defined(RN) movq K, %rax subq KK, %rax salq $ZBASE_SHIFT, %rax leaq (AO, %rax, 1), AO leaq (BO, %rax, 1), BO #endif #ifdef LN subq $1, KK #endif #ifdef LT addq $1, KK #endif #ifdef RT movq K, %rax salq $ZBASE_SHIFT, %rax addq %rax, AORIG #endif decq I jne .L11 #ifdef LN movq K, %rax salq $ZBASE_SHIFT, %rax leaq (B, %rax, 1), B #endif #if defined(LT) || defined(RN) movq BO, B #endif #ifdef RN addq $1, KK #endif #ifdef RT subq $1, KK #endif decq J jne .L01 ALIGN_4 .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 addq $STACKSIZE, %rsp ret EPILOGUE