/*********************************************************************/ /* 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 PREX r8 #define INC1 r9 #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) #ifdef F_INTERFACE LDINT N, 0(N) LDINT INCX, 0(INCX) #endif slwi INCX, INCX, ZBASE_SHIFT sub X, X, INCX li INC1, SIZE cmpwi cr0, N, 0 ble- LL(9999) cmpwi cr0, INCX, 0 ble- LL(9999) LFDUX f1, X, INCX LFDX f2, X, INC1 fabs f1, f1 li PREX, 4 * 8 * SIZE fabs f2, f2 subi N, N, 1 fadd f1, f1, f2 fmr f0, f1 srawi. r0, N, 3 fmr f2, f1 mtspr CTR, r0 fmr f3, f1 beq- LL(150) LFDUX f24, X, INCX LFDX f25, X, INC1 LFDUX f26, X, INCX LFDX f27, X, INC1 LFDUX f28, X, INCX LFDX f29, X, INC1 LFDUX f30, X, INCX LFDX f31, X, INC1 fabs f8, f24 LFDUX f24, X, INCX fabs f9, f25 LFDX f25, X, INC1 fabs f10, f26 LFDUX f26, X, INCX fabs f11, f27 LFDX f27, X, INC1 fabs f12, f28 LFDUX f28, X, INCX fabs f13, f29 LFDX f29, X, INC1 fabs f14, f30 LFDUX f30, X, INCX fabs f15, f31 LFDX f31, X, INC1 bdz LL(120) .align 4 LL(110): fadd f4, f8, f9 #ifdef PPCG4 dcbt X, PREX #endif fadd f5, f10, f11 fadd f6, f12, f13 fadd f7, f14, f15 fabs f8, f24 LFDUX f24, X, INCX fabs f9, f25 LFDX f25, X, INC1 fabs f10, f26 LFDUX f26, X, INCX fabs f11, f27 LFDX f27, X, INC1 fabs f12, f28 #ifdef PPCG4 dcbt X, PREX #endif fabs f13, f29 LFDUX f28, X, INCX fabs f14, f30 LFDX f29, X, INC1 fabs f15, f31 LFDUX f30, X, INCX fsub f16, f0, f4 LFDX f31, X, INC1 fsub f17, f1, f5 fsub f18, f2, f6 fsub f19, f3, f7 fadd f20, f8, f9 #ifdef PPCG4 dcbt X, PREX #endif fadd f21, f10, f11 fadd f22, f12, f13 fadd f23, f14, f15 fabs f8, f24 LFDUX f24, X, INCX fabs f9, f25 LFDX f25, X, INC1 fabs f10, f26 LFDUX f26, X, INCX fabs f11, f27 LFDX f27, X, INC1 fsel f0, f16, f4, f0 #ifdef PPCG4 dcbt X, PREX #endif fsel f1, f17, f5, f1 fsel f2, f18, f6, f2 fsel f3, f19, f7, f3 fabs f12, f28 LFDUX f28, X, INCX fabs f13, f29 LFDX f29, X, INC1 fabs f14, f30 LFDUX f30, X, INCX fabs f15, f31 LFDX f31, X, INC1 fsub f16, f0, f20 fsub f17, f1, f21 fsub f18, f2, f22 fsub f19, f3, f23 fsel f0, f16, f20, f0 fsel f1, f17, f21, f1 fsel f2, f18, f22, f2 fsel f3, f19, f23, f3 bdnz LL(110) .align 4 LL(120): fadd f4, f8, f9 fadd f5, f10, f11 fadd f6, f12, f13 fadd f7, f14, f15 fabs f8, f24 fabs f9, f25 fabs f10, f26 fabs f11, f27 fabs f12, f28 fabs f13, f29 fabs f14, f30 fabs f15, f31 fsub f16, f0, f4 fsub f17, f1, f5 fsub f18, f2, f6 fsub f19, f3, f7 fadd f20, f8, f9 fadd f21, f10, f11 fadd f22, f12, f13 fadd f23, f14, f15 fsel f0, f16, f4, f0 fsel f1, f17, f5, f1 fsel f2, f18, f6, f2 fsel f3, f19, f7, f3 fsub f16, f0, f20 fsub f17, f1, f21 fsub f18, f2, f22 fsub f19, f3, f23 fsel f0, f16, f20, f0 fsel f1, f17, f21, f1 fsel f2, f18, f22, f2 fsel f3, f19, f23, f3 .align 4 LL(150): andi. r0, N, 7 mtspr CTR, r0 beq LL(999) .align 4 LL(160): LFDUX f8, X, INCX LFDX f9, X, INC1 fabs f8, f8 fabs f9, f9 fadd f8, f8, f9 fsub f16, f1, f8 fsel f1, f16, f8, f1 bdnz LL(160) .align 4 LL(999): fsub f8, f0, f1 fsub f9, f2, f3 fsel f0, f8, f1, f0 fsel f2, f9, f3, f2 fsub f8, f0, f2 fsel f1, f8, f2, f0 .align 4 LL(9999): 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