/*********************************************************************/ /* 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 pxor %xmm0, %xmm0 testq M, M jle .L999 testq INCX, INCX jle .L999 pxor %xmm1, %xmm1 pxor %xmm2, %xmm2 pxor %xmm3, %xmm3 pcmpeqb %xmm15, %xmm15 psrld $1, %xmm15 salq $ZBASE_SHIFT, INCX cmpq $2 * SIZE, INCX jne .L100 subq $-32 * SIZE, X addq M, M cmpq $3, M jle .L18 testq $4, X je .L05 movss -32 * SIZE(X), %xmm0 andps %xmm15, %xmm0 addq $SIZE, X decq M jle .L998 ALIGN_3 .L05: testq $8, X je .L10 #ifdef movsd xorps %xmm1, %xmm1 #endif movsd -32 * SIZE(X), %xmm1 andps %xmm15, %xmm1 addq $2 * SIZE, X subq $2, M jle .L998 ALIGN_3 .L10: movq M, I sarq $5, I jle .L14 movaps -32 * SIZE(X), %xmm4 movaps -28 * SIZE(X), %xmm5 movaps -24 * SIZE(X), %xmm6 movaps -20 * SIZE(X), %xmm7 movaps -16 * SIZE(X), %xmm8 movaps -12 * SIZE(X), %xmm9 movaps -8 * SIZE(X), %xmm10 movaps -4 * SIZE(X), %xmm11 decq I jle .L12 ALIGN_3 .L11: #ifdef PREFETCH PREFETCH (PREFETCHSIZE + 0) - PREOFFSET(X) #endif andps %xmm15, %xmm4 addps %xmm4, %xmm0 movaps 0 * SIZE(X), %xmm4 andps %xmm15, %xmm5 addps %xmm5, %xmm1 movaps 4 * SIZE(X), %xmm5 andps %xmm15, %xmm6 addps %xmm6, %xmm2 movaps 8 * SIZE(X), %xmm6 andps %xmm15, %xmm7 addps %xmm7, %xmm3 movaps 12 * SIZE(X), %xmm7 #if defined(PREFETCH) && !defined(FETCH128) PREFETCH (PREFETCHSIZE + 64) - PREOFFSET(X) #endif andps %xmm15, %xmm8 addps %xmm8, %xmm0 movaps 16 * SIZE(X), %xmm8 andps %xmm15, %xmm9 addps %xmm9, %xmm1 movaps 20 * SIZE(X), %xmm9 andps %xmm15, %xmm10 addps %xmm10, %xmm2 movaps 24 * SIZE(X), %xmm10 andps %xmm15, %xmm11 addps %xmm11, %xmm3 movaps 28 * SIZE(X), %xmm11 subq $-32 * SIZE, X decq I jg .L11 ALIGN_3 .L12: andps %xmm15, %xmm4 addps %xmm4, %xmm0 andps %xmm15, %xmm5 addps %xmm5, %xmm1 andps %xmm15, %xmm6 addps %xmm6, %xmm2 andps %xmm15, %xmm7 addps %xmm7, %xmm3 andps %xmm15, %xmm8 addps %xmm8, %xmm0 andps %xmm15, %xmm9 addps %xmm9, %xmm1 andps %xmm15, %xmm10 addps %xmm10, %xmm2 andps %xmm15, %xmm11 addps %xmm11, %xmm3 addq $32 * SIZE, X ALIGN_3 .L14: testq $31, M jle .L998 .L15: testq $16, M je .L16 movaps -32 * SIZE(X), %xmm4 andps %xmm15, %xmm4 addps %xmm4, %xmm0 movaps -28 * SIZE(X), %xmm5 andps %xmm15, %xmm5 addps %xmm5, %xmm1 movaps -24 * SIZE(X), %xmm4 andps %xmm15, %xmm4 addps %xmm4, %xmm0 movaps -20 * SIZE(X), %xmm5 andps %xmm15, %xmm5 addps %xmm5, %xmm1 addq $16 * SIZE, X ALIGN_3 .L16: testq $8, M je .L17 movaps -32 * SIZE(X), %xmm4 andps %xmm15, %xmm4 addps %xmm4, %xmm0 movaps -28 * SIZE(X), %xmm5 andps %xmm15, %xmm5 addps %xmm5, %xmm1 addq $8 * SIZE, X ALIGN_3 .L17: testq $4, M je .L18 movaps -32 * SIZE(X), %xmm6 andps %xmm15, %xmm6 addps %xmm6, %xmm2 addq $4 * SIZE, X ALIGN_3 .L18: testq $2, M je .L19 #ifdef movsd xorps %xmm7, %xmm7 #endif movsd -32 * SIZE(X), %xmm7 andps %xmm15, %xmm7 addps %xmm7, %xmm3 addq $2 * SIZE, X ALIGN_3 .L19: testq $1, M je .L998 movss -32 * SIZE(X), %xmm6 andps %xmm15, %xmm6 addps %xmm6, %xmm2 jmp .L998 ALIGN_4 .L100: movq M, I sarq $2, I jle .L105 ALIGN_4 .L101: movsd (X), %xmm4 addq INCX, X movhps (X), %xmm4 addq INCX, X andps %xmm15, %xmm4 addps %xmm4, %xmm0 movsd (X), %xmm5 addq INCX, X movhps (X), %xmm5 addq INCX, X andps %xmm15, %xmm5 addps %xmm5, %xmm1 decq I jg .L101 ALIGN_4 .L105: #ifdef movsd xorps %xmm4, %xmm4 #endif andq $3, M jle .L998 ALIGN_4 .L106: movsd (X), %xmm4 andps %xmm15, %xmm4 addps %xmm4, %xmm0 addq INCX, X decq M jg .L106 ALIGN_4 .L998: addps %xmm1, %xmm0 addps %xmm3, %xmm2 addps %xmm2, %xmm0 #ifndef HAVE_SSE3 movhlps %xmm0, %xmm1 addps %xmm1, %xmm0 movaps %xmm0, %xmm1 shufps $1, %xmm0, %xmm0 addss %xmm1, %xmm0 #else haddps %xmm0, %xmm0 haddps %xmm0, %xmm0 #endif ALIGN_4 .L999: RESTOREREGISTERS ret EPILOGUE