/*********************************************************************/ /* 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 STACK 12 #define ARGS 0 #if !defined(DOUBLE) && !defined(XDOUBLE) #define RESULT 4 + STACK + ARGS(%esp) #define STACK_N 8 + STACK + ARGS(%esp) #define STACK_X 12 + STACK + ARGS(%esp) #define STACK_INCX 16 + STACK + ARGS(%esp) #define STACK_Y 20 + STACK + ARGS(%esp) #define STACK_INCY 24 + STACK + ARGS(%esp) #else #define STACK_N 4 + STACK + ARGS(%esp) #define STACK_X 8 + STACK + ARGS(%esp) #define STACK_INCX 12 + STACK + ARGS(%esp) #define STACK_Y 16 + STACK + ARGS(%esp) #define STACK_INCY 20 + STACK + ARGS(%esp) #endif PROLOGUE pushl %edi pushl %esi pushl %ebx PROFCODE #if defined(F_INTERFACE_GFORT) || defined(F_INTERFACE_G95) EMMS #endif #define N %ebx #define X %esi #define INCX %ecx #define Y %edi #define INCY %edx movl STACK_N, N movl STACK_X, X movl STACK_INCX, INCX movl STACK_Y, Y movl STACK_INCY, INCY #if defined(F_INTERFACE) movl (N),N movl (INCX),INCX movl (INCY),INCY #endif testl N, N jle .L88 fldz fldz fldz fldz addl INCX, INCX addl INCY, INCY leal (, INCX, SIZE), INCX leal (, INCY, SIZE), INCY cmpl $2 * SIZE, INCX jne .L14 cmpl $2 * SIZE, INCY jne .L14 movl N, %eax sarl $2, %eax jle .L15 FLD 0 * SIZE(X) ALIGN_3 .L16: FLD 0 * SIZE(Y) PADDING fmul %st(1) faddp %st, %st(2) FMUL 1 * SIZE(Y) faddp %st, %st(2) FLD 1 * SIZE(X) FLD 0 * SIZE(Y) PADDING fmul %st(1) faddp %st, %st(4) FMUL 1 * SIZE(Y) faddp %st, %st(4) FLD 2 * SIZE(X) FLD 2 * SIZE(Y) PADDING fmul %st(1) faddp %st, %st(2) FMUL 3 * SIZE(Y) faddp %st, %st(2) FLD 3 * SIZE(X) FLD 2 * SIZE(Y) PADDING fmul %st(1) faddp %st, %st(4) FMUL 3 * SIZE(Y) faddp %st, %st(4) FLD 4 * SIZE(X) FLD 4 * SIZE(Y) PADDING fmul %st(1) faddp %st, %st(2) FMUL 5 * SIZE(Y) faddp %st, %st(2) FLD 5 * SIZE(X) FLD 4 * SIZE(Y) PADDING fmul %st(1) faddp %st, %st(4) FMUL 5 * SIZE(Y) faddp %st, %st(4) FLD 6 * SIZE(X) FLD 6 * SIZE(Y) PADDING fmul %st(1) faddp %st, %st(2) FMUL 7 * SIZE(Y) faddp %st, %st(2) FLD 7 * SIZE(X) FLD 6 * SIZE(Y) PADDING fmul %st(1) faddp %st, %st(4) FMUL 7 * SIZE(Y) faddp %st, %st(4) FLD 8 * SIZE(X) prefetch 32 * SIZE(X) addl $8 * SIZE, X addl $8 * SIZE, Y decl %eax jg .L16 ffreep %st(0) ALIGN_3 .L15: movl N, %eax andl $3, %eax jle .L27 ALIGN_3 .L22: FLD 0 * SIZE(X) FLD 0 * SIZE(Y) fmul %st(1) faddp %st, %st(2) FMUL 1 * SIZE(Y) faddp %st, %st(2) FLD 1 * SIZE(X) FLD 0 * SIZE(Y) fmul %st(1) faddp %st, %st(4) FMUL 1 * SIZE(Y) faddp %st, %st(4) addl $2 * SIZE, X addl $2 * SIZE, Y decl %eax jg .L22 jmp .L27 ALIGN_3 .L14: #ifdef F_INTERFACE testl INCX, INCX # if (incx < 0) jge .L28 movl N, %eax decl %eax imull INCX, %eax subl %eax, X ALIGN_3 .L28: testl INCY, INCY # if (incy < 0) jge .L29 movl N, %eax decl %eax imull INCY, %eax subl %eax, Y ALIGN_3 .L29: #endif movl N, %eax sarl $1, %eax jle .L30 ALIGN_3 .L31: FLD 0 * SIZE(X) FLD 0 * SIZE(Y) fmul %st(1) faddp %st, %st(2) FMUL 1 * SIZE(Y) faddp %st, %st(2) FLD 1 * SIZE(X) FLD 0 * SIZE(Y) fmul %st(1) faddp %st, %st(4) FMUL 1 * SIZE(Y) faddp %st, %st(4) addl INCX, X FLD 0 * SIZE(X) addl INCY, Y FLD 0 * SIZE(Y) fmul %st(1) faddp %st, %st(2) FMUL 1 * SIZE(Y) faddp %st, %st(2) FLD 1 * SIZE(X) FLD 0 * SIZE(Y) fmul %st(1) faddp %st, %st(4) FMUL 1 * SIZE(Y) faddp %st, %st(4) addl INCX, X addl INCY, Y decl %eax jg .L31 ALIGN_3 .L30: movl N, %eax andl $1, %eax jle .L27 ALIGN_3 .L37: FLD 0 * SIZE(X) FLD 0 * SIZE(Y) fmul %st(1) faddp %st, %st(2) FMUL 1 * SIZE(Y) faddp %st, %st(2) FLD 1 * SIZE(X) FLD 0 * SIZE(Y) fmul %st(1) faddp %st, %st(4) FMUL 1 * SIZE(Y) faddp %st, %st(4) ALIGN_3 .L27: #ifndef CONJ fsubp %st, %st(3) faddp %st, %st(1) #else faddp %st, %st(3) fsubp %st, %st(1) #endif #if !defined(DOUBLE) && !defined(XDOUBLE) subl $2 * SIZE, %esp FST 1 * SIZE(%esp) FST 0 * SIZE(%esp) movl 0 * SIZE(%esp), %eax movl 1 * SIZE(%esp), %edx addl $2 * SIZE, %esp #else movl RESULT, %eax FST 1 * SIZE(%eax) FST 0 * SIZE(%eax) #endif popl %ebx popl %esi popl %edi #if defined(F_INTERFACE) && defined(F_PATHSCALE) ret $0x4 #else ret #endif ALIGN_3 .L88: #if !defined(DOUBLE) && !defined(XDOUBLE) xor %eax, %eax xor %edx, %edx #else movl RESULT, %eax fldz fldz FST 1 * SIZE(%eax) FST 0 * SIZE(%eax) #endif popl %ebx popl %esi popl %edi #if defined(F_INTERFACE) && defined(F_PATHSCALE) ret $0x4 #else ret #endif EPILOGUE