/*********************************************************************/ /* 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 PRE r8 #define FZERO 144(SP) #define FONE 148(SP) #define C1 152(SP) #define C2 156(SP) #define STACKSIZE 160 PROLOGUE PROFCODE addi SP, SP, -STACKSIZE li r10, 0 lis r11, 0x3f80 lis r6, 0x3f00 lis r7, 0x4040 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 r10, FZERO stw r11, FONE stw r6, C1 stw r7, C2 lfs f1, FZERO #ifdef F_INTERFACE LDINT N, 0(N) LDINT INCX, 0(INCX) #endif slwi INCX, INCX, BASE_SHIFT li PRE, 3 * 16 * SIZE sub X, X, INCX cmpwi cr0, N, 0 ble- LL(999) cmpwi cr0, INCX, 0 ble- LL(999) fmr f0, f1 fmr f2, f1 fmr f3, f1 fmr f4, f1 fmr f5, f1 fmr f6, f1 fmr f7, f1 fmr f8, f1 fmr f9, f1 fmr f10, f1 fmr f11, f1 fmr f12, f1 fmr f13, f1 fmr f14, f1 fmr f15, f1 srawi. r0, N, 4 mtspr CTR, r0 beq- cr0, LL(50) LFDUX f16, X, INCX LFDUX f17, X, INCX LFDUX f18, X, INCX LFDUX f19, X, INCX LFDUX f20, X, INCX LFDUX f21, X, INCX LFDUX f22, X, INCX LFDUX f23, X, INCX LFDUX f24, X, INCX LFDUX f25, X, INCX LFDUX f26, X, INCX LFDUX f27, X, INCX LFDUX f28, X, INCX LFDUX f29, X, INCX LFDUX f30, X, INCX LFDUX f31, X, INCX bdz LL(20) .align 4 LL(10): fmadd f0, f16, f16, f0 LFDUX f16, X, INCX fmadd f1, f17, f17, f1 LFDUX f17, X, INCX fmadd f2, f18, f18, f2 LFDUX f18, X, INCX fmadd f3, f19, f19, f3 LFDUX f19, X, INCX #ifdef PPCG4 dcbt X, PRE #endif fmadd f4, f20, f20, f4 LFDUX f20, X, INCX fmadd f5, f21, f21, f5 LFDUX f21, X, INCX fmadd f6, f22, f22, f6 LFDUX f22, X, INCX fmadd f7, f23, f23, f7 LFDUX f23, X, INCX fmadd f8, f24, f24, f8 LFDUX f24, X, INCX fmadd f9, f25, f25, f9 LFDUX f25, X, INCX fmadd f10, f26, f26, f10 LFDUX f26, X, INCX fmadd f11, f27, f27, f11 LFDUX f27, X, INCX #ifdef PPCG4 dcbt X, PRE #endif fmadd f12, f28, f28, f12 LFDUX f28, X, INCX fmadd f13, f29, f29, f13 LFDUX f29, X, INCX fmadd f14, f30, f30, f14 LFDUX f30, X, INCX fmadd f15, f31, f31, f15 LFDUX f31, X, INCX bdnz LL(10) .align 4 LL(20): fmadd f0, f16, f16, f0 fmadd f1, f17, f17, f1 fmadd f2, f18, f18, f2 fmadd f3, f19, f19, f3 fmadd f4, f20, f20, f4 fmadd f5, f21, f21, f5 fmadd f6, f22, f22, f6 fmadd f7, f23, f23, f7 fmadd f8, f24, f24, f8 fmadd f9, f25, f25, f9 fmadd f10, f26, f26, f10 fmadd f11, f27, f27, f11 fmadd f12, f28, f28, f12 fmadd f13, f29, f29, f13 fmadd f14, f30, f30, f14 fmadd f15, f31, f31, f15 .align 4 LL(50): andi. r0, N, 15 mtspr CTR, r0 beq- cr0, LL(70) .align 4 LL(60): LFDUX f16, X, INCX fmadd f0, f16, f16, f0 bdnz LL(60) .align 4 LL(70): fadd f0, f0, f1 fadd f2, f2, f3 fadd f4, f4, f5 fadd f6, f6, f7 fadd f8, f8, f9 fadd f10, f10, f11 fadd f12, f12, f13 fadd f14, f14, f15 fadd f0, f0, f2 fadd f4, f4, f6 fadd f8, f8, f10 fadd f12, f12, f14 fadd f0, f0, f4 fadd f8, f8, f12 fadd f1, f0, f8 lfs f4, FZERO fcmpu cr0, f1, f4 beq cr0, LL(999) frsqrte f0, f1 lfs f8, C1 lfs f9, C2 fmul f2, f1, f0 fadd f7, f8, f8 fmul f3, f0, f8 fnmsub f4, f2, f0, f9 fmul f0, f3, f4 fmul f5, f1, f0 fmul f2, f5, f8 fnmsub f3, f5, f0, f7 fmadd f1, f2, f3, f5 .align 4 LL(999): 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