/*********************************************************************/ /* 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 Y ARG4 /* rcx */ #ifndef WINDOWS_ABI #define INCY ARG5 /* r8 */ #else #define INCY %r10 #endif #include "l1param.h" #define VLOAD(OFFSET, ADDR, REG) vmovups OFFSET(ADDR), REG #define VSHUFPD_1(REG1 , REG2) vshufpd $0x01, REG1, REG2, REG2 #define A_PRE 640 #define B_PRE 640 PROLOGUE PROFCODE #ifdef WINDOWS_ABI movq 40(%rsp), INCY #endif SAVEREGISTERS leaq (, INCX, SIZE), INCX leaq (, INCY, SIZE), INCY cmpq $SIZE, INCX jne .L40 cmpq $SIZE, INCY jne .L40 testq $SIZE, X je .L10 vmovsd (X), %xmm0 vmovsd %xmm0, (Y) addq $1 * SIZE, X addq $1 * SIZE, Y decq M jle .L19 ALIGN_4 .L10: subq $-16 * SIZE, X subq $-16 * SIZE, Y movq M, %rax sarq $4, %rax jle .L13 vmovups -16 * SIZE(X), %xmm0 vmovups -14 * SIZE(X), %xmm1 vmovups -12 * SIZE(X), %xmm2 vmovups -10 * SIZE(X), %xmm3 vmovups -8 * SIZE(X), %xmm4 vmovups -6 * SIZE(X), %xmm5 vmovups -4 * SIZE(X), %xmm6 vmovups -2 * SIZE(X), %xmm7 decq %rax jle .L12 ALIGN_4 .L11: prefetchnta A_PRE(X) nop vmovups %xmm0, -16 * SIZE(Y) vmovups %xmm1, -14 * SIZE(Y) prefetchnta B_PRE(Y) nop vmovups %xmm2, -12 * SIZE(Y) vmovups %xmm3, -10 * SIZE(Y) VLOAD( 0 * SIZE, X, %xmm0) VLOAD( 2 * SIZE, X, %xmm1) VLOAD( 4 * SIZE, X, %xmm2) VLOAD( 6 * SIZE, X, %xmm3) prefetchnta A_PRE+64(X) nop vmovups %xmm4, -8 * SIZE(Y) vmovups %xmm5, -6 * SIZE(Y) prefetchnta B_PRE+64(Y) nop vmovups %xmm6, -4 * SIZE(Y) vmovups %xmm7, -2 * SIZE(Y) VLOAD( 8 * SIZE, X, %xmm4) VLOAD(10 * SIZE, X, %xmm5) subq $-16 * SIZE, Y VLOAD(12 * SIZE, X, %xmm6) VLOAD(14 * SIZE, X, %xmm7) subq $-16 * SIZE, X decq %rax jg .L11 ALIGN_3 .L12: vmovups %xmm0, -16 * SIZE(Y) vmovups %xmm1, -14 * SIZE(Y) vmovups %xmm2, -12 * SIZE(Y) vmovups %xmm3, -10 * SIZE(Y) vmovups %xmm4, -8 * SIZE(Y) vmovups %xmm5, -6 * SIZE(Y) vmovups %xmm6, -4 * SIZE(Y) vmovups %xmm7, -2 * SIZE(Y) subq $-16 * SIZE, Y subq $-16 * SIZE, X ALIGN_3 .L13: testq $8, M jle .L14 ALIGN_3 vmovups -16 * SIZE(X), %xmm0 vmovups -14 * SIZE(X), %xmm1 vmovups -12 * SIZE(X), %xmm2 vmovups -10 * SIZE(X), %xmm3 vmovups %xmm0, -16 * SIZE(Y) vmovups %xmm1, -14 * SIZE(Y) vmovups %xmm2, -12 * SIZE(Y) vmovups %xmm3, -10 * SIZE(Y) addq $8 * SIZE, X addq $8 * SIZE, Y ALIGN_3 .L14: testq $4, M jle .L15 ALIGN_3 vmovups -16 * SIZE(X), %xmm0 vmovups -14 * SIZE(X), %xmm1 vmovups %xmm0, -16 * SIZE(Y) vmovups %xmm1, -14 * SIZE(Y) addq $4 * SIZE, X addq $4 * SIZE, Y ALIGN_3 .L15: testq $2, M jle .L16 ALIGN_3 vmovups -16 * SIZE(X), %xmm0 vmovups %xmm0, -16 * SIZE(Y) addq $2 * SIZE, X addq $2 * SIZE, Y ALIGN_3 .L16: testq $1, M jle .L19 ALIGN_3 vmovsd -16 * SIZE(X), %xmm0 vmovsd %xmm0, -16 * SIZE(Y) ALIGN_3 .L19: xorq %rax,%rax RESTOREREGISTERS ret ALIGN_3 .L40: movq M, %rax sarq $3, %rax jle .L45 ALIGN_3 .L41: vmovsd (X), %xmm0 addq INCX, X vmovsd (X), %xmm4 addq INCX, X vmovsd (X), %xmm1 addq INCX, X vmovsd (X), %xmm5 addq INCX, X vmovsd (X), %xmm2 addq INCX, X vmovsd (X), %xmm6 addq INCX, X vmovsd (X), %xmm3 addq INCX, X vmovsd (X), %xmm7 addq INCX, X vmovsd %xmm0, (Y) addq INCY, Y vmovsd %xmm4, (Y) addq INCY, Y vmovsd %xmm1, (Y) addq INCY, Y vmovsd %xmm5, (Y) addq INCY, Y vmovsd %xmm2, (Y) addq INCY, Y vmovsd %xmm6, (Y) addq INCY, Y vmovsd %xmm3, (Y) addq INCY, Y vmovsd %xmm7, (Y) addq INCY, Y decq %rax jg .L41 ALIGN_3 .L45: movq M, %rax andq $7, %rax jle .L47 ALIGN_3 .L46: vmovsd (X), %xmm0 addq INCX, X vmovsd %xmm0, (Y) addq INCY, Y decq %rax jg .L46 ALIGN_3 .L47: xorq %rax, %rax RESTOREREGISTERS ret EPILOGUE