/*********************************************************************/ /* 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 #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) #define N %ecx #define X %esi #define INCX %ebx #define Y %edi #define INCY %edx #define PREFETCHSIZE 84 PROLOGUE pushl %edi pushl %esi pushl %ebx PROFCODE movl STACK_N, N movl STACK_X, X movl STACK_INCX, INCX movl STACK_Y, Y movl STACK_INCY, INCY #ifdef F_INTERFACE movl (N), N # N movl (INCX),INCX # INCX movl (INCY),INCY # INCY #endif leal (, INCX, SIZE), INCX leal (, INCY, SIZE), INCY pxor %xmm0, %xmm0 pxor %xmm1, %xmm1 pxor %xmm2, %xmm2 pxor %xmm3, %xmm3 cmpl $0, N jle .L999 cmpl $SIZE, INCX jne .L50 cmpl $SIZE, INCY jne .L50 testl $SIZE, Y je .L10 movsd 0 * SIZE(X), %xmm0 mulsd 0 * SIZE(Y), %xmm0 addl $1 * SIZE, X addl $1 * SIZE, Y decl N ALIGN_2 .L10: movl N, %eax sarl $4, %eax jle .L24 movlpd 0 * SIZE(X), %xmm4 movhpd 1 * SIZE(X), %xmm4 movlpd 2 * SIZE(X), %xmm5 movhpd 3 * SIZE(X), %xmm5 movlpd 4 * SIZE(X), %xmm6 movhpd 5 * SIZE(X), %xmm6 movlpd 6 * SIZE(X), %xmm7 movhpd 7 * SIZE(X), %xmm7 mulpd 0 * SIZE(Y), %xmm4 mulpd 2 * SIZE(Y), %xmm5 mulpd 4 * SIZE(Y), %xmm6 mulpd 6 * SIZE(Y), %xmm7 decl %eax jle .L22 ALIGN_3 .L21: prefetch (PREFETCHSIZE + 0) * SIZE(Y) addpd %xmm4, %xmm0 movlpd 8 * SIZE(X), %xmm4 movhpd 9 * SIZE(X), %xmm4 addpd %xmm5, %xmm1 movlpd 10 * SIZE(X), %xmm5 movhpd 11 * SIZE(X), %xmm5 addpd %xmm6, %xmm2 movlpd 12 * SIZE(X), %xmm6 movhpd 13 * SIZE(X), %xmm6 addpd %xmm7, %xmm3 movlpd 14 * SIZE(X), %xmm7 movhpd 15 * SIZE(X), %xmm7 mulpd 8 * SIZE(Y), %xmm4 mulpd 10 * SIZE(Y), %xmm5 mulpd 12 * SIZE(Y), %xmm6 mulpd 14 * SIZE(Y), %xmm7 prefetch (PREFETCHSIZE + 8) * SIZE(Y) addpd %xmm4, %xmm0 movlpd 16 * SIZE(X), %xmm4 movhpd 17 * SIZE(X), %xmm4 addpd %xmm5, %xmm1 movlpd 18 * SIZE(X), %xmm5 movhpd 19 * SIZE(X), %xmm5 addpd %xmm6, %xmm2 movlpd 20 * SIZE(X), %xmm6 movhpd 21 * SIZE(X), %xmm6 addpd %xmm7, %xmm3 movlpd 22 * SIZE(X), %xmm7 movhpd 23 * SIZE(X), %xmm7 mulpd 16 * SIZE(Y), %xmm4 mulpd 18 * SIZE(Y), %xmm5 mulpd 20 * SIZE(Y), %xmm6 mulpd 22 * SIZE(Y), %xmm7 addl $16 * SIZE, X addl $16 * SIZE, Y decl %eax jg .L21 ALIGN_3 .L22: addpd %xmm4, %xmm0 movlpd 8 * SIZE(X), %xmm4 movhpd 9 * SIZE(X), %xmm4 addpd %xmm5, %xmm1 movlpd 10 * SIZE(X), %xmm5 movhpd 11 * SIZE(X), %xmm5 addpd %xmm6, %xmm2 movlpd 12 * SIZE(X), %xmm6 movhpd 13 * SIZE(X), %xmm6 addpd %xmm7, %xmm3 movlpd 14 * SIZE(X), %xmm7 movhpd 15 * SIZE(X), %xmm7 mulpd 8 * SIZE(Y), %xmm4 mulpd 10 * SIZE(Y), %xmm5 mulpd 12 * SIZE(Y), %xmm6 mulpd 14 * SIZE(Y), %xmm7 addpd %xmm4, %xmm0 addpd %xmm5, %xmm1 addpd %xmm6, %xmm2 addpd %xmm7, %xmm3 addl $16 * SIZE, X addl $16 * SIZE, Y ALIGN_3 .L24: testl $15, N jle .L999 testl $8, N jle .L25 movlpd 0 * SIZE(X), %xmm4 movhpd 1 * SIZE(X), %xmm4 movlpd 2 * SIZE(X), %xmm5 movhpd 3 * SIZE(X), %xmm5 movlpd 4 * SIZE(X), %xmm6 movhpd 5 * SIZE(X), %xmm6 movlpd 6 * SIZE(X), %xmm7 movhpd 7 * SIZE(X), %xmm7 mulpd 0 * SIZE(Y), %xmm4 mulpd 2 * SIZE(Y), %xmm5 mulpd 4 * SIZE(Y), %xmm6 mulpd 6 * SIZE(Y), %xmm7 addpd %xmm4, %xmm0 addpd %xmm5, %xmm1 addpd %xmm6, %xmm2 addpd %xmm7, %xmm3 addl $8 * SIZE, X addl $8 * SIZE, Y ALIGN_3 .L25: testl $4, N jle .L26 movlpd 0 * SIZE(X), %xmm4 movhpd 1 * SIZE(X), %xmm4 movlpd 2 * SIZE(X), %xmm5 movhpd 3 * SIZE(X), %xmm5 mulpd 0 * SIZE(Y), %xmm4 mulpd 2 * SIZE(Y), %xmm5 addpd %xmm4, %xmm0 addpd %xmm5, %xmm1 addl $4 * SIZE, X addl $4 * SIZE, Y ALIGN_3 .L26: testl $2, N jle .L27 movlpd 0 * SIZE(X), %xmm4 movhpd 1 * SIZE(X), %xmm4 mulpd 0 * SIZE(Y), %xmm4 addpd %xmm4, %xmm0 addl $2 * SIZE, X addl $2 * SIZE, Y ALIGN_3 .L27: testl $1, N jle .L999 movsd 0 * SIZE(X), %xmm4 mulsd 0 * SIZE(Y), %xmm4 addsd %xmm4, %xmm0 jmp .L999 ALIGN_3 .L50: #ifdef F_INTERFACE testl INCX, INCX jge .L51 movl N, %eax decl %eax imull INCX, %eax subl %eax, X ALIGN_3 .L51: testl INCY, INCY jge .L52 movl N, %eax decl %eax imull INCY, %eax subl %eax, Y ALIGN_3 .L52: #endif movl N, %eax sarl $2, %eax jle .L55 ALIGN_3 .L53: movsd 0 * SIZE(X), %xmm4 addl INCX, X mulsd 0 * SIZE(Y), %xmm4 addl INCY, Y movsd 0 * SIZE(X), %xmm5 addl INCX, X mulsd 0 * SIZE(Y), %xmm5 addl INCY, Y movsd 0 * SIZE(X), %xmm6 addl INCX, X mulsd 0 * SIZE(Y), %xmm6 addl INCY, Y movsd 0 * SIZE(X), %xmm7 addl INCX, X mulsd 0 * SIZE(Y), %xmm7 addl INCY, Y addsd %xmm4, %xmm0 addsd %xmm5, %xmm1 addsd %xmm6, %xmm2 addsd %xmm7, %xmm3 decl %eax jg .L53 ALIGN_3 .L55: movl N, %eax andl $3, %eax jle .L999 ALIGN_3 .L56: movsd 0 * SIZE(X), %xmm4 addl INCX, X mulsd 0 * SIZE(Y), %xmm4 addl INCY, Y addsd %xmm4, %xmm0 decl %eax jg .L56 ALIGN_3 .L999: addpd %xmm1, %xmm0 addpd %xmm3, %xmm2 addpd %xmm2, %xmm0 #if !defined(HAVE_SSE3) || defined(__INTERIX) movapd %xmm0, %xmm1 unpckhpd %xmm0, %xmm0 addsd %xmm1, %xmm0 #else haddpd %xmm0, %xmm0 #endif movsd %xmm0, STACK_N fldl STACK_N popl %ebx popl %esi popl %edi ret EPILOGUE