/*********************************************************************/ /* 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 ARG2 /* rsi */ #define INCX ARG3 /* rdx */ #define I %rax #include "l1param.h" PROLOGUE PROFCODE SAVEREGISTERS xorps %xmm0, %xmm0 testq M, M jle .L999 testq INCX, INCX jle .L999 xorps %xmm1, %xmm1 xorps %xmm2, %xmm2 xorps %xmm3, %xmm3 pcmpeqb %xmm15, %xmm15 psrlq $1, %xmm15 salq $BASE_SHIFT, INCX subq $-16 * SIZE, X cmpq $SIZE, INCX jne .L40 testq $SIZE, X je .L05 movsd -16 * SIZE(X), %xmm0 addq $SIZE, X andps %xmm15, %xmm0 subq $1, M jle .L999 ALIGN_3 .L05: movq M, I sarq $4, I jle .L20 movaps -16 * SIZE(X), %xmm4 movaps -14 * SIZE(X), %xmm5 movaps -12 * SIZE(X), %xmm6 movaps -10 * SIZE(X), %xmm7 movaps -8 * SIZE(X), %xmm8 movaps -6 * SIZE(X), %xmm9 movaps -4 * SIZE(X), %xmm10 movaps -2 * SIZE(X), %xmm11 decq I jle .L11 ALIGN_4 .L10: #ifdef PREFETCH PREFETCH (PREFETCHSIZE + 0) - PREOFFSET(X) #endif andps %xmm15, %xmm4 addpd %xmm4, %xmm0 movaps 0 * SIZE(X), %xmm4 andps %xmm15, %xmm5 addpd %xmm5, %xmm1 movaps 2 * SIZE(X), %xmm5 andps %xmm15, %xmm6 addpd %xmm6, %xmm2 movaps 4 * SIZE(X), %xmm6 andps %xmm15, %xmm7 addpd %xmm7, %xmm3 movaps 6 * SIZE(X), %xmm7 #if defined(PREFETCH) && !defined(FETCH128) PREFETCH (PREFETCHSIZE + 64) - PREOFFSET(X) #endif andps %xmm15, %xmm8 addpd %xmm8, %xmm0 movaps 8 * SIZE(X), %xmm8 andps %xmm15, %xmm9 addpd %xmm9, %xmm1 movaps 10 * SIZE(X), %xmm9 andps %xmm15, %xmm10 addpd %xmm10, %xmm2 movaps 12 * SIZE(X), %xmm10 andps %xmm15, %xmm11 addpd %xmm11, %xmm3 movaps 14 * SIZE(X), %xmm11 subq $-16 * SIZE, X decq I jg .L10 ALIGN_4 .L11: andps %xmm15, %xmm4 andps %xmm15, %xmm5 andps %xmm15, %xmm6 andps %xmm15, %xmm7 addpd %xmm4, %xmm0 addpd %xmm5, %xmm1 addpd %xmm6, %xmm2 addpd %xmm7, %xmm3 andps %xmm15, %xmm8 andps %xmm15, %xmm9 andps %xmm15, %xmm10 andps %xmm15, %xmm11 addpd %xmm8, %xmm0 addpd %xmm9, %xmm1 addpd %xmm10, %xmm2 addpd %xmm11, %xmm3 subq $-16 * SIZE, X ALIGN_3 .L20: andq $15, M jle .L998 testq $8, M je .L21 movaps -16 * SIZE(X), %xmm4 movaps -14 * SIZE(X), %xmm5 movaps -12 * SIZE(X), %xmm6 movaps -10 * SIZE(X), %xmm7 andps %xmm15, %xmm4 andps %xmm15, %xmm5 andps %xmm15, %xmm6 andps %xmm15, %xmm7 addpd %xmm4, %xmm0 addpd %xmm5, %xmm1 addpd %xmm6, %xmm2 addpd %xmm7, %xmm3 addq $8 * SIZE, X ALIGN_3 .L21: testq $4, M je .L22 movaps -16 * SIZE(X), %xmm4 movaps -14 * SIZE(X), %xmm5 andps %xmm15, %xmm4 andps %xmm15, %xmm5 addpd %xmm4, %xmm0 addpd %xmm5, %xmm1 addq $4 * SIZE, X ALIGN_3 .L22: testq $2, M je .L23 movaps -16 * SIZE(X), %xmm6 andps %xmm15, %xmm6 addpd %xmm6, %xmm3 addq $2 * SIZE, X .L23: testq $1, M je .L998 #ifdef movsd xorps %xmm4, %xmm4 #endif movsd -16 * SIZE(X), %xmm4 andps %xmm15, %xmm4 addsd %xmm4, %xmm0 jmp .L998 ALIGN_3 .L40: movq M, I sarq $3, I jle .L60 ALIGN_4 .L50: movsd -16 * SIZE(X), %xmm4 addq INCX, X movhpd -16 * SIZE(X), %xmm4 addq INCX, X andps %xmm15, %xmm4 addpd %xmm4, %xmm0 movsd -16 * SIZE(X), %xmm5 addq INCX, X movhpd -16 * SIZE(X), %xmm5 addq INCX, X andps %xmm15, %xmm5 addpd %xmm5, %xmm1 movsd -16 * SIZE(X), %xmm6 addq INCX, X movhpd -16 * SIZE(X), %xmm6 addq INCX, X andps %xmm15, %xmm6 addpd %xmm6, %xmm2 movsd -16 * SIZE(X), %xmm7 addq INCX, X movhpd -16 * SIZE(X), %xmm7 addq INCX, X andps %xmm15, %xmm7 addpd %xmm7, %xmm3 decq I jg .L50 ALIGN_4 .L60: #ifdef movsd xorps %xmm4, %xmm4 #endif andq $7, M jle .L998 ALIGN_4 .L61: movsd -16 * SIZE(X), %xmm4 andps %xmm15, %xmm4 addpd %xmm4, %xmm0 addq INCX, X decq M jg .L61 ALIGN_4 .L998: addpd %xmm1, %xmm0 addpd %xmm3, %xmm2 addpd %xmm2, %xmm0 ALIGN_4 .L999: #ifndef HAVE_SSE3 movhlps %xmm0, %xmm1 addsd %xmm1, %xmm0 #else haddpd %xmm0, %xmm0 #endif RESTOREREGISTERS ret EPILOGUE