/*********************************************************************/ /* 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 NN r6 #define XX r7 #define PRE r8 #define FZERO 144(SP) #define FONE 148(SP) #define FMAX 152(SP) #define C1 156(SP) #define C2 160(SP) #define STACKSIZE 168 PROLOGUE PROFCODE addi SP, SP, -STACKSIZE li r10, 0 lis r11, 0x3f80 lis r12, 0x5fe0 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 r12, FMAX stw r10, 4 + FMAX 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 sub X, X, INCX li PRE, 3 * 16 * SIZE cmpwi cr0, N, 0 ble- LL(999) cmpwi cr0, INCX, 0 ble- LL(999) mr NN, N mr XX, X LFDUX f1, X, INCX fabs f0, f1 fabs f2, f1 fabs f3, f1 fabs f4, f1 fabs f5, f1 fabs f6, f1 fabs f7, f1 fabs f1, f1 subi N, N, 1 cmpwi cr0, N, 0 ble- LL(999) srawi. r0, N, 4 mtspr CTR, r0 beq- LL(50) 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 fabs f8, f24 LFDUX f24, X, INCX fabs f9, f25 LFDUX f25, X, INCX fabs f10, f26 LFDUX f26, X, INCX fabs f11, f27 LFDUX f27, X, INCX fabs f12, f28 LFDUX f28, X, INCX fabs f13, f29 LFDUX f29, X, INCX fabs f14, f30 LFDUX f30, X, INCX fabs f15, f31 LFDUX f31, X, INCX bdz LL(20) .align 4 LL(10): fsub f16, f0, f8 fsub f17, f1, f9 fsub f18, f2, f10 fsub f19, f3, f11 fsub f20, f4, f12 fsub f21, f5, f13 fsub f22, f6, f14 fsub f23, f7, f15 fsel f0, f16, f0, f8 #ifdef PPCG4 dcbt X, PRE #endif fabs f8, f24 LFDUX f24, X, INCX fsel f1, f17, f1, f9 fabs f9, f25 LFDUX f25, X, INCX fsel f2, f18, f2, f10 fabs f10, f26 LFDUX f26, X, INCX fsel f3, f19, f3, f11 fabs f11, f27 LFDUX f27, X, INCX fsel f4, f20, f4, f12 #ifdef PPCG4 dcbt X, PRE #endif fabs f12, f28 LFDUX f28, X, INCX fsel f5, f21, f5, f13 fabs f13, f29 LFDUX f29, X, INCX fsel f6, f22, f6, f14 fabs f14, f30 LFDUX f30, X, INCX fsel f7, f23, f7, f15 fabs f15, f31 LFDUX f31, X, INCX fsub f16, f0, f8 fsub f17, f1, f9 fsub f18, f2, f10 fsub f19, f3, f11 fsub f20, f4, f12 fsub f21, f5, f13 fsub f22, f6, f14 fsub f23, f7, f15 fsel f0, f16, f0, f8 #ifdef PPCG4 dcbt X, PRE #endif fabs f8, f24 LFDUX f24, X, INCX fsel f1, f17, f1, f9 fabs f9, f25 LFDUX f25, X, INCX fsel f2, f18, f2, f10 fabs f10, f26 LFDUX f26, X, INCX fsel f3, f19, f3, f11 fabs f11, f27 LFDUX f27, X, INCX fsel f4, f20, f4, f12 #ifdef PPCG4 dcbt X, PRE #endif fabs f12, f28 LFDUX f28, X, INCX fsel f5, f21, f5, f13 fabs f13, f29 LFDUX f29, X, INCX fsel f6, f22, f6, f14 fabs f14, f30 LFDUX f30, X, INCX fsel f7, f23, f7, f15 fabs f15, f31 LFDUX f31, X, INCX bdnz LL(10) .align 4 LL(20): fsub f16, f0, f8 fsub f17, f1, f9 fsub f18, f2, f10 fsub f19, f3, f11 fsub f20, f4, f12 fsub f21, f5, f13 fsub f22, f6, f14 fsub f23, f7, f15 fsel f0, f16, f0, f8 fabs f8, f24 fsel f1, f17, f1, f9 fabs f9, f25 fsel f2, f18, f2, f10 fabs f10, f26 fsel f3, f19, f3, f11 fabs f11, f27 fsel f4, f20, f4, f12 fabs f12, f28 fsel f5, f21, f5, f13 fabs f13, f29 fsel f6, f22, f6, f14 fabs f14, f30 fsel f7, f23, f7, f15 fabs f15, f31 fsub f16, f0, f8 fsub f17, f1, f9 fsub f18, f2, f10 fsub f19, f3, f11 fsub f20, f4, f12 fsub f21, f5, f13 fsub f22, f6, f14 fsub f23, f7, f15 fsel f0, f16, f0, f8 fsel f1, f17, f1, f9 fsel f2, f18, f2, f10 fsel f3, f19, f3, f11 fsel f4, f20, f4, f12 fsel f5, f21, f5, f13 fsel f6, f22, f6, f14 fsel f7, f23, f7, f15 .align 4 LL(50): andi. r0, N, 15 mtspr CTR, r0 beq LL(99) .align 4 LL(60): LFDUX f8, X, INCX fabs f8, f8 fsub f16, f1, f8 fsel f1, f16, f1, f8 bdnz LL(60) .align 4 LL(99): fsub f8, f0, f1 fsub f9, f2, f3 fsub f10, f4, f5 fsub f11, f6, f7 fsel f0, f8, f0, f1 fsel f2, f9, f2, f3 fsel f4, f10, f4, f5 fsel f6, f11, f6, f7 fsub f8, f0, f2 fsub f9, f4, f6 fsel f0, f8, f0, f2 fsel f4, f9, f4, f6 fsub f8, f0, f4 fsel f31, f8, f0, f4 lfs f1, FZERO lfs f0, FONE lfd f2, FMAX fcmpu cr0, f1, f31 beq- cr0, LL(999) fdiv f30, f0, f31 fmr f0, f1 fmr f2, f1 fmr f3, f1 fmr f4, f1 fmr f5, f1 fmr f6, f1 fmr f7, f1 srawi. r0, NN, 4 mtspr CTR, r0 beq- cr0, LL(150) LFDUX f8, XX, INCX LFDUX f9, XX, INCX LFDUX f10, XX, INCX LFDUX f11, XX, INCX LFDUX f12, XX, INCX LFDUX f13, XX, INCX LFDUX f14, XX, INCX LFDUX f15, XX, INCX fmul f16, f30, f8 LFDUX f8, XX, INCX fmul f17, f30, f9 LFDUX f9, XX, INCX fmul f18, f30, f10 LFDUX f10, XX, INCX fmul f19, f30, f11 LFDUX f11, XX, INCX fmul f20, f30, f12 LFDUX f12, XX, INCX fmul f21, f30, f13 LFDUX f13, XX, INCX fmul f22, f30, f14 LFDUX f14, XX, INCX fmul f23, f30, f15 LFDUX f15, XX, INCX bdz LL(120) .align 4 LL(110): fmadd f0, f16, f16, f0 #ifdef PPCG4 dcbt XX, PRE #endif fmul f16, f30, f8 LFDUX f8, XX, INCX fmadd f1, f17, f17, f1 fmul f17, f30, f9 LFDUX f9, XX, INCX fmadd f2, f18, f18, f2 fmul f18, f30, f10 LFDUX f10, XX, INCX fmadd f3, f19, f19, f3 fmul f19, f30, f11 LFDUX f11, XX, INCX fmadd f4, f20, f20, f4 #ifdef PPCG4 dcbt XX, PRE #endif fmul f20, f30, f12 LFDUX f12, XX, INCX fmadd f5, f21, f21, f5 fmul f21, f30, f13 LFDUX f13, XX, INCX fmadd f6, f22, f22, f6 fmul f22, f30, f14 LFDUX f14, XX, INCX fmadd f7, f23, f23, f7 fmul f23, f30, f15 LFDUX f15, XX, INCX fmadd f0, f16, f16, f0 #ifdef PPCG4 dcbt XX, PRE #endif fmul f16, f30, f8 LFDUX f8, XX, INCX fmadd f1, f17, f17, f1 fmul f17, f30, f9 LFDUX f9, XX, INCX fmadd f2, f18, f18, f2 fmul f18, f30, f10 LFDUX f10, XX, INCX fmadd f3, f19, f19, f3 fmul f19, f30, f11 LFDUX f11, XX, INCX fmadd f4, f20, f20, f4 #ifdef PPCG4 dcbt XX, PRE #endif fmul f20, f30, f12 LFDUX f12, XX, INCX fmadd f5, f21, f21, f5 fmul f21, f30, f13 LFDUX f13, XX, INCX fmadd f6, f22, f22, f6 fmul f22, f30, f14 LFDUX f14, XX, INCX fmadd f7, f23, f23, f7 fmul f23, f30, f15 LFDUX f15, XX, INCX bdnz LL(110) .align 4 LL(120): fmadd f0, f16, f16, f0 fmul f16, f30, f8 fmadd f1, f17, f17, f1 fmul f17, f30, f9 fmadd f2, f18, f18, f2 fmul f18, f30, f10 fmadd f3, f19, f19, f3 fmul f19, f30, f11 fmadd f4, f20, f20, f4 fmul f20, f30, f12 fmadd f5, f21, f21, f5 fmul f21, f30, f13 fmadd f6, f22, f22, f6 fmul f22, f30, f14 fmadd f7, f23, f23, f7 fmul f23, f30, f15 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 .align 4 LL(150): andi. r0, NN, 15 mtspr CTR, r0 beq- cr0, LL(170) .align 4 LL(160): LFDUX f8, XX, INCX fmul f16, f30, f8 fmadd f0, f16, f16, f0 bdnz LL(160) .align 4 LL(170): 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 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 f2, f1, f0 fmul f3, f0, f8 fnmsub f4, f2, f0, f9 fmul f0, f3, f4 fmul f2, f1, f0 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 fmul f1, f31, f1 .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