/*********************************************************************/ /* 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 /* rdi */ #define X ARG4 /* rsi */ #define INCX ARG5 /* rdx */ #define Y ARG6 /* rcx */ #define INCY ARG2 /* r8 */ #ifndef CONJ #define ADD1 fsubrp #define ADD2 faddp #else #define ADD1 faddp #define ADD2 fsubrp #endif #define ALPHA_R 8(%rsp) #define ALPHA_I 24(%rsp) #include "l1param.h" PROLOGUE PROFCODE FLD ALPHA_I FLD ALPHA_R movq 40(%rsp), INCY salq $ZBASE_SHIFT, INCX salq $ZBASE_SHIFT, INCY testq M, M jle .L40 cmpq $2 * SIZE, INCX jne .L14 cmpq $2 * SIZE, INCY jne .L14 movq M, %rax sarq $2, %rax jle .L15 ALIGN_3 .L16: #ifdef PREFETCH PREFETCH (PREFETCHSIZE + 0) - PREOFFSET(X) #endif FLD 0 * SIZE(X) fmul %st(1), %st FLD 1 * SIZE(X) fmul %st(3), %st ADD1 %st, %st(1) FLD 0 * SIZE(Y) faddp %st, %st(1) FST 0 * SIZE(Y) FLD 0 * SIZE(X) fmul %st(2), %st FLD 1 * SIZE(X) fmul %st(2), %st ADD2 %st, %st(1) FLD 1 * SIZE(Y) faddp %st, %st(1) FST 1 * SIZE(Y) FLD 2 * SIZE(X) fmul %st(1), %st FLD 3 * SIZE(X) fmul %st(3), %st ADD1 %st, %st(1) FLD 2 * SIZE(Y) faddp %st, %st(1) FST 2 * SIZE(Y) FLD 2 * SIZE(X) fmul %st(2), %st FLD 3 * SIZE(X) fmul %st(2), %st ADD2 %st, %st(1) FLD 3 * SIZE(Y) faddp %st, %st(1) FST 3 * SIZE(Y) #ifdef PREFETCHW PREFETCHW (PREFETCHSIZE + 0) - PREOFFSET(Y) #endif FLD 4 * SIZE(X) fmul %st(1), %st FLD 5 * SIZE(X) fmul %st(3), %st ADD1 %st, %st(1) FLD 4 * SIZE(Y) faddp %st, %st(1) FST 4 * SIZE(Y) FLD 4 * SIZE(X) fmul %st(2), %st FLD 5 * SIZE(X) fmul %st(2), %st ADD2 %st, %st(1) FLD 5 * SIZE(Y) faddp %st, %st(1) FST 5 * SIZE(Y) FLD 6 * SIZE(X) fmul %st(1), %st FLD 7 * SIZE(X) fmul %st(3), %st ADD1 %st, %st(1) FLD 6 * SIZE(Y) faddp %st, %st(1) FST 6 * SIZE(Y) FLD 6 * SIZE(X) fmul %st(2), %st FLD 7 * SIZE(X) fmul %st(2), %st ADD2 %st, %st(1) FLD 7 * SIZE(Y) faddp %st, %st(1) FST 7 * SIZE(Y) addq $8 * SIZE, X addq $8 * SIZE, Y decq %rax jg .L16 ALIGN_3 .L15: movq M, %rax andq $3, %rax jle .L40 ALIGN_3 .L22: FLD 0 * SIZE(X) fmul %st(1), %st FLD 1 * SIZE(X) fmul %st(3), %st ADD1 %st, %st(1) FLD 0 * SIZE(Y) faddp %st, %st(1) FST 0 * SIZE(Y) FLD 0 * SIZE(X) fmul %st(2), %st FLD 1 * SIZE(X) fmul %st(2), %st ADD2 %st, %st(1) FLD 1 * SIZE(Y) faddp %st, %st(1) FST 1 * SIZE(Y) addq $2 * SIZE, X addq $2 * SIZE, Y decq %rax jg .L22 jmp .L40 ALIGN_3 .L14: movq M, %rax sarq $2, %rax jle .L28 ALIGN_3 .L29: FLD 0 * SIZE(X) fmul %st(1), %st FLD 1 * SIZE(X) fmul %st(3), %st ADD1 %st, %st(1) FLD 0 * SIZE(Y) faddp %st, %st(1) FST 0 * SIZE(Y) FLD 0 * SIZE(X) fmul %st(2), %st FLD 1 * SIZE(X) fmul %st(2), %st ADD2 %st, %st(1) FLD 1 * SIZE(Y) faddp %st, %st(1) FST 1 * SIZE(Y) addq INCX, X addq INCY, Y FLD 0 * SIZE(X) fmul %st(1), %st FLD 1 * SIZE(X) fmul %st(3), %st ADD1 %st, %st(1) FLD 0 * SIZE(Y) faddp %st, %st(1) FST 0 * SIZE(Y) FLD 0 * SIZE(X) fmul %st(2), %st FLD 1 * SIZE(X) fmul %st(2), %st ADD2 %st, %st(1) FLD 1 * SIZE(Y) faddp %st, %st(1) FST 1 * SIZE(Y) addq INCX, X addq INCY, Y FLD 0 * SIZE(X) fmul %st(1), %st FLD 1 * SIZE(X) fmul %st(3), %st ADD1 %st, %st(1) FLD 0 * SIZE(Y) faddp %st, %st(1) FST 0 * SIZE(Y) FLD 0 * SIZE(X) fmul %st(2), %st FLD 1 * SIZE(X) fmul %st(2), %st ADD2 %st, %st(1) FLD 1 * SIZE(Y) faddp %st, %st(1) FST 1 * SIZE(Y) addq INCX, X addq INCY, Y FLD 0 * SIZE(X) fmul %st(1), %st FLD 1 * SIZE(X) fmul %st(3), %st ADD1 %st, %st(1) FLD 0 * SIZE(Y) faddp %st, %st(1) FST 0 * SIZE(Y) FLD 0 * SIZE(X) fmul %st(2), %st FLD 1 * SIZE(X) fmul %st(2), %st ADD2 %st, %st(1) FLD 1 * SIZE(Y) faddp %st, %st(1) FST 1 * SIZE(Y) addq INCX, X addq INCY, Y decq %rax jg .L29 ALIGN_3 .L28: movq M, %rax andq $3, %rax jle .L40 ALIGN_3 .L35: FLD 0 * SIZE(X) fmul %st(1), %st FLD 1 * SIZE(X) fmul %st(3), %st ADD1 %st, %st(1) FLD 0 * SIZE(Y) faddp %st, %st(1) FST 0 * SIZE(Y) FLD 0 * SIZE(X) fmul %st(2), %st FLD 1 * SIZE(X) fmul %st(2), %st ADD2 %st, %st(1) FLD 1 * SIZE(Y) faddp %st, %st(1) FST 1 * SIZE(Y) addq INCX, X addq INCY, Y decq %rax jg .L35 ALIGN_3 .L40: ffreep %st(0) ffreep %st(0) ret EPILOGUE