/*********************************************************************/ /* 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 N r3 #define X r4 #define INCX r5 #define INCXM1 r9 #define PREX r8 #define FZERO f0 #define STACKSIZE 160 PROLOGUE PROFCODE addi SP, SP, -STACKSIZE li r0, 0 stfd f14, 0(SP) stfd f15, 8(SP) stfd f16, 16(SP) stfd f17, 24(SP) stfd f18, 32(SP) stfd f19, 40(SP) stfd f20, 48(SP) stfd f21, 56(SP) stfd f22, 64(SP) stfd f23, 72(SP) stfd f24, 80(SP) stfd f25, 88(SP) stfd f26, 96(SP) stfd f27, 104(SP) stfd f28, 112(SP) stfd f29, 120(SP) stfd f30, 128(SP) stfd f31, 136(SP) stw r0, 144(SP) lfs FZERO,144(SP) #ifdef F_INTERFACE LDINT N, 0(N) LDINT INCX, 0(INCX) #endif fmr f1, FZERO slwi INCX, INCX, ZBASE_SHIFT fmr f2, FZERO fmr f3, FZERO subi INCXM1, INCX, SIZE fmr f4, FZERO sub X, X, INCXM1 fmr f5, FZERO li PREX, 3 * 16 * SIZE fmr f6, FZERO cmpwi cr0, N, 0 fmr f7, FZERO ble- LL(999) cmpwi cr0, INCX, 0 ble- LL(999) srawi. r0, N, 3 mtspr CTR, r0 beq- LL(150) LFDX f8, X, INCXM1 LFDUX f9, X, INCX LFDX f10, X, INCXM1 LFDUX f11, X, INCX LFDX f12, X, INCXM1 LFDUX f13, X, INCX LFDX f14, X, INCXM1 LFDUX f15, X, INCX fabs f16, f8 LFDX f24, X, INCXM1 fabs f17, f9 LFDUX f25, X, INCX fabs f18, f10 LFDX f26, X, INCXM1 fabs f19, f11 LFDUX f27, X, INCX fabs f20, f12 LFDX f28, X, INCXM1 fabs f21, f13 LFDUX f29, X, INCX fabs f22, f14 LFDX f30, X, INCXM1 fabs f23, f15 LFDUX f31, X, INCX bdz LL(120) .align 4 LL(110): LFDX f8, X, INCXM1 FADD f0, f0, f16 #ifdef PPCG4 dcbt X, PREX #else nop #endif fabs f16, f24 LFDUX f9, X, INCX FADD f1, f1, f17 nop fabs f17, f25 LFDX f10, X, INCXM1 FADD f2, f2, f18 nop fabs f18, f26 LFDUX f11, X, INCX FADD f3, f3, f19 nop fabs f19, f27 LFDX f12, X, INCXM1 FADD f4, f4, f20 #if defined(PPCG4) && defined(DOUBLE) dcbt X, PREX #else nop #endif fabs f20, f28 LFDUX f13, X, INCX FADD f5, f5, f21 nop fabs f21, f29 LFDX f14, X, INCXM1 FADD f6, f6, f22 nop fabs f22, f30 LFDUX f15, X, INCX FADD f7, f7, f23 nop fabs f23, f31 LFDX f24, X, INCXM1 FADD f0, f0, f16 #ifdef PPCG4 dcbt X, PREX #else nop #endif fabs f16, f8 LFDUX f25, X, INCX FADD f1, f1, f17 nop fabs f17, f9 LFDX f26, X, INCXM1 FADD f2, f2, f18 nop fabs f18, f10 LFDUX f27, X, INCX FADD f3, f3, f19 nop fabs f19, f11 LFDX f28, X, INCXM1 FADD f4, f4, f20 #if defined(PPCG4) && defined(DOUBLE) dcbt X, PREX #else nop #endif fabs f20, f12 LFDUX f29, X, INCX FADD f5, f5, f21 nop fabs f21, f13 LFDX f30, X, INCXM1 FADD f6, f6, f22 nop fabs f22, f14 LFDUX f31, X, INCX FADD f7, f7, f23 fabs f23, f15 bdnz LL(110) .align 4 LL(120): FADD f0, f0, f16 fabs f16, f24 FADD f1, f1, f17 fabs f17, f25 FADD f2, f2, f18 fabs f18, f26 FADD f3, f3, f19 fabs f19, f27 FADD f4, f4, f20 fabs f20, f28 FADD f5, f5, f21 fabs f21, f29 FADD f6, f6, f22 fabs f22, f30 FADD f7, f7, f23 fabs f23, f31 FADD f0, f0, f16 FADD f1, f1, f17 FADD f2, f2, f18 FADD f3, f3, f19 FADD f4, f4, f20 FADD f5, f5, f21 FADD f6, f6, f22 FADD f7, f7, f23 .align 4 LL(150): andi. r0, N, 7 mtspr CTR, r0 beq LL(999) .align 4 LL(160): LFDX f8, X, INCXM1 LFDUX f9, X, INCX fabs f8, f8 fabs f9, f9 FADD f0, f0, f8 FADD f1, f1, f9 bdnz LL(160) .align 4 LL(999): FADD f0, f0, f1 FADD f2, f2, f3 FADD f4, f4, f5 FADD f6, f6, f7 FADD f0, f0, f2 FADD f4, f4, f6 FADD f1, f0, f4 lfd f14, 0(SP) lfd f15, 8(SP) lfd f16, 16(SP) lfd f17, 24(SP) lfd f18, 32(SP) lfd f19, 40(SP) lfd f20, 48(SP) lfd f21, 56(SP) lfd f22, 64(SP) lfd f23, 72(SP) lfd f24, 80(SP) lfd f25, 88(SP) lfd f26, 96(SP) lfd f27, 104(SP) lfd f28, 112(SP) lfd f29, 120(SP) lfd f30, 128(SP) lfd f31, 136(SP) addi SP, SP, STACKSIZE blr EPILOGUE