/*********************************************************************/ /* 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 cmpl $3, N jle .L27 testl $SIZE, Y je .L05 movss 0 * SIZE(X), %xmm0 mulss 0 * SIZE(Y), %xmm0 addl $1 * SIZE, X addl $1 * SIZE, Y decl N ALIGN_2 .L05: testl $2 * SIZE, Y je .L10 movss 0 * SIZE(X), %xmm4 movss 1 * SIZE(X), %xmm5 mulss 0 * SIZE(Y), %xmm4 mulss 1 * SIZE(Y), %xmm5 addss %xmm4, %xmm1 addss %xmm5, %xmm2 addl $2 * SIZE, X addl $2 * SIZE, Y subl $2, N jle .L999 ALIGN_2 .L10: movl N, %eax sarl $5, %eax jle .L24 movlps 0 * SIZE(X), %xmm4 movhps 2 * SIZE(X), %xmm4 movlps 4 * SIZE(X), %xmm5 movhps 6 * SIZE(X), %xmm5 movlps 8 * SIZE(X), %xmm6 movhps 10 * SIZE(X), %xmm6 movlps 12 * SIZE(X), %xmm7 movhps 14 * SIZE(X), %xmm7 mulps 0 * SIZE(Y), %xmm4 mulps 4 * SIZE(Y), %xmm5 mulps 8 * SIZE(Y), %xmm6 mulps 12 * SIZE(Y), %xmm7 decl %eax jle .L22 ALIGN_3 .L21: prefetch (PREFETCHSIZE + 0) * SIZE(Y) addps %xmm4, %xmm0 movlps 16 * SIZE(X), %xmm4 movhps 18 * SIZE(X), %xmm4 addps %xmm5, %xmm1 movlps 20 * SIZE(X), %xmm5 movhps 22 * SIZE(X), %xmm5 addps %xmm6, %xmm2 movlps 24 * SIZE(X), %xmm6 movhps 26 * SIZE(X), %xmm6 addps %xmm7, %xmm3 movlps 28 * SIZE(X), %xmm7 movhps 30 * SIZE(X), %xmm7 mulps 16 * SIZE(Y), %xmm4 mulps 20 * SIZE(Y), %xmm5 mulps 24 * SIZE(Y), %xmm6 mulps 28 * SIZE(Y), %xmm7 prefetch (PREFETCHSIZE + 16) * SIZE(Y) addps %xmm4, %xmm0 movlps 32 * SIZE(X), %xmm4 movhps 34 * SIZE(X), %xmm4 addps %xmm5, %xmm1 movlps 36 * SIZE(X), %xmm5 movhps 38 * SIZE(X), %xmm5 addps %xmm6, %xmm2 movlps 40 * SIZE(X), %xmm6 movhps 42 * SIZE(X), %xmm6 addps %xmm7, %xmm3 movlps 44 * SIZE(X), %xmm7 movhps 46 * SIZE(X), %xmm7 mulps 32 * SIZE(Y), %xmm4 mulps 36 * SIZE(Y), %xmm5 mulps 40 * SIZE(Y), %xmm6 mulps 44 * SIZE(Y), %xmm7 addl $32 * SIZE, X addl $32 * SIZE, Y decl %eax jg .L21 ALIGN_3 .L22: addps %xmm4, %xmm0 movlps 16 * SIZE(X), %xmm4 movhps 18 * SIZE(X), %xmm4 addps %xmm5, %xmm1 movlps 20 * SIZE(X), %xmm5 movhps 22 * SIZE(X), %xmm5 addps %xmm6, %xmm2 movlps 24 * SIZE(X), %xmm6 movhps 26 * SIZE(X), %xmm6 addps %xmm7, %xmm3 movlps 28 * SIZE(X), %xmm7 movhps 30 * SIZE(X), %xmm7 mulps 16 * SIZE(Y), %xmm4 mulps 20 * SIZE(Y), %xmm5 mulps 24 * SIZE(Y), %xmm6 mulps 28 * SIZE(Y), %xmm7 addps %xmm4, %xmm0 addps %xmm5, %xmm1 addps %xmm6, %xmm2 addps %xmm7, %xmm3 addl $32 * SIZE, X addl $32 * SIZE, Y ALIGN_3 .L24: testl $31, N jle .L999 testl $16, N jle .L25 movlps 0 * SIZE(X), %xmm4 movhps 2 * SIZE(X), %xmm4 movlps 4 * SIZE(X), %xmm5 movhps 6 * SIZE(X), %xmm5 movlps 8 * SIZE(X), %xmm6 movhps 10 * SIZE(X), %xmm6 movlps 12 * SIZE(X), %xmm7 movhps 14 * SIZE(X), %xmm7 mulps 0 * SIZE(Y), %xmm4 mulps 4 * SIZE(Y), %xmm5 mulps 8 * SIZE(Y), %xmm6 mulps 12 * SIZE(Y), %xmm7 addps %xmm4, %xmm0 addps %xmm5, %xmm1 addps %xmm6, %xmm2 addps %xmm7, %xmm3 addl $16 * SIZE, X addl $16 * SIZE, Y ALIGN_3 .L25: testl $8, N jle .L26 movlps 0 * SIZE(X), %xmm4 movhps 2 * SIZE(X), %xmm4 movlps 4 * SIZE(X), %xmm5 movhps 6 * SIZE(X), %xmm5 mulps 0 * SIZE(Y), %xmm4 mulps 4 * SIZE(Y), %xmm5 addps %xmm4, %xmm0 addps %xmm5, %xmm1 addl $8 * SIZE, X addl $8 * SIZE, Y ALIGN_3 .L26: testl $4, N jle .L27 movlps 0 * SIZE(X), %xmm4 movhps 2 * SIZE(X), %xmm4 mulps 0 * SIZE(Y), %xmm4 addps %xmm4, %xmm0 addl $4 * SIZE, X addl $4 * SIZE, Y ALIGN_3 .L27: testl $2, N jle .L28 movss 0 * SIZE(X), %xmm4 movss 1 * SIZE(X), %xmm5 mulss 0 * SIZE(Y), %xmm4 mulss 1 * SIZE(Y), %xmm5 addss %xmm4, %xmm0 addss %xmm5, %xmm1 addl $2 * SIZE, X addl $2 * SIZE, Y ALIGN_3 .L28: testl $1, N jle .L999 movss 0 * SIZE(X), %xmm4 mulss 0 * SIZE(Y), %xmm4 addss %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: movss 0 * SIZE(X), %xmm4 addl INCX, X mulss 0 * SIZE(Y), %xmm4 addl INCY, Y movss 0 * SIZE(X), %xmm5 addl INCX, X mulss 0 * SIZE(Y), %xmm5 addl INCY, Y movss 0 * SIZE(X), %xmm6 addl INCX, X mulss 0 * SIZE(Y), %xmm6 addl INCY, Y movss 0 * SIZE(X), %xmm7 addl INCX, X mulss 0 * SIZE(Y), %xmm7 addl INCY, Y addss %xmm4, %xmm0 addss %xmm5, %xmm1 addss %xmm6, %xmm2 addss %xmm7, %xmm3 decl %eax jg .L53 ALIGN_3 .L55: movl N, %eax andl $3, %eax jle .L999 ALIGN_3 .L56: movss 0 * SIZE(X), %xmm4 addl INCX, X mulss 0 * SIZE(Y), %xmm4 addl INCY, Y addss %xmm4, %xmm0 decl %eax jg .L56 ALIGN_3 .L999: addps %xmm1, %xmm0 addps %xmm3, %xmm2 addps %xmm2, %xmm0 #if !defined(HAVE_SSE3) || defined(__INTERIX) movhlps %xmm0, %xmm1 addps %xmm1, %xmm0 pshufd $1, %xmm0, %xmm1 addss %xmm1, %xmm0 #else haddps %xmm0, %xmm0 haddps %xmm0, %xmm0 #endif movss %xmm0, STACK_N flds STACK_N popl %ebx popl %esi popl %edi ret EPILOGUE