/*********************************************************************/ /* 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 r3 #define N r4 #define C r10 #define LDC r11 #define J r5 #define PRE r6 #define CO1 r7 #define ALPHA f31 #define STACKSIZE 32 PROLOGUE PROFCODE addi SP, SP, -STACKSIZE li r0, 0 stfd f14, 0(SP) stfd f15, 8(SP) stfd f31, 16(SP) stw r0, 24(SP) #ifdef linux #ifndef __64BIT__ lwz LDC, 8 + STACKSIZE(SP) #else ld C, 112 + STACKSIZE(SP) ld LDC, 120 + STACKSIZE(SP) #endif #endif #if defined(_AIX) || defined(__APPLE__) #ifdef __64BIT__ ld C, 112 + STACKSIZE(SP) ld LDC, 120 + STACKSIZE(SP) #else #ifdef DOUBLE lwz C, 60 + STACKSIZE(SP) lwz LDC, 64 + STACKSIZE(SP) #else lwz C, 56 + STACKSIZE(SP) lwz LDC, 60 + STACKSIZE(SP) #endif #endif #endif slwi LDC, LDC, BASE_SHIFT fmr ALPHA, f1 lfs f0, 24(SP) cmpwi cr0, M, 0 ble- LL(999) cmpwi cr0, N, 0 ble- LL(999) mr J, N fcmpu cr7, f1, f0 bne cr7, LL(20) .align 4 LL(10): mr CO1, C add C, C, LDC addi PRE, 0, 32 * SIZE srawi. r0, M, 4 mtspr CTR, r0 ble LL(15) .align 4 LL(12): STFD f0, 0 * SIZE(CO1) STFD f0, 1 * SIZE(CO1) STFD f0, 2 * SIZE(CO1) STFD f0, 3 * SIZE(CO1) STFD f0, 4 * SIZE(CO1) STFD f0, 5 * SIZE(CO1) STFD f0, 6 * SIZE(CO1) STFD f0, 7 * SIZE(CO1) STFD f0, 8 * SIZE(CO1) STFD f0, 9 * SIZE(CO1) STFD f0, 10 * SIZE(CO1) STFD f0, 11 * SIZE(CO1) STFD f0, 12 * SIZE(CO1) STFD f0, 13 * SIZE(CO1) STFD f0, 14 * SIZE(CO1) STFD f0, 15 * SIZE(CO1) dcbst PRE, CO1 addi CO1, CO1, 16 * SIZE bdnz LL(12) .align 4 LL(15): andi. r0, M, 15 mtspr CTR, r0 beq LL(19) .align 4 LL(16): STFD f0, 0 * SIZE(CO1) addi CO1, CO1, 1 * SIZE bdnz LL(16) .align 4 LL(19): addic. J, J, -1 bgt LL(10) b LL(999) .align 4 LL(20): mr CO1, C add C, C, LDC addi PRE, 0, 16 * SIZE srawi. r0, M, 4 mtspr CTR, r0 ble LL(25) .align 4 LL(22): LFD f0, 0 * SIZE(CO1) LFD f1, 1 * SIZE(CO1) LFD f2, 2 * SIZE(CO1) LFD f3, 3 * SIZE(CO1) LFD f4, 4 * SIZE(CO1) LFD f5, 5 * SIZE(CO1) LFD f6, 6 * SIZE(CO1) LFD f7, 7 * SIZE(CO1) LFD f8, 8 * SIZE(CO1) LFD f9, 9 * SIZE(CO1) LFD f10, 10 * SIZE(CO1) LFD f11, 11 * SIZE(CO1) LFD f12, 12 * SIZE(CO1) LFD f13, 13 * SIZE(CO1) LFD f14, 14 * SIZE(CO1) LFD f15, 15 * SIZE(CO1) FMUL f0, ALPHA, f0 FMUL f1, ALPHA, f1 FMUL f2, ALPHA, f2 FMUL f3, ALPHA, f3 FMUL f4, ALPHA, f4 FMUL f5, ALPHA, f5 FMUL f6, ALPHA, f6 FMUL f7, ALPHA, f7 FMUL f8, ALPHA, f8 FMUL f9, ALPHA, f9 FMUL f10, ALPHA, f10 FMUL f11, ALPHA, f11 FMUL f12, ALPHA, f12 FMUL f13, ALPHA, f13 FMUL f14, ALPHA, f14 FMUL f15, ALPHA, f15 STFD f0, 0 * SIZE(CO1) STFD f1, 1 * SIZE(CO1) STFD f2, 2 * SIZE(CO1) STFD f3, 3 * SIZE(CO1) STFD f4, 4 * SIZE(CO1) STFD f5, 5 * SIZE(CO1) STFD f6, 6 * SIZE(CO1) STFD f7, 7 * SIZE(CO1) STFD f8, 8 * SIZE(CO1) STFD f9, 9 * SIZE(CO1) STFD f10, 10 * SIZE(CO1) STFD f11, 11 * SIZE(CO1) STFD f12, 12 * SIZE(CO1) STFD f13, 13 * SIZE(CO1) STFD f14, 14 * SIZE(CO1) STFD f15, 15 * SIZE(CO1) addi CO1, CO1, 16 * SIZE dcbtst PRE, CO1 bdnz LL(22) .align 4 LL(25): andi. r0, M, 15 mtspr CTR, r0 ble LL(29) .align 4 LL(26): LFD f0, 0 * SIZE(CO1) FMUL f0, f0, ALPHA STFD f0, 0 * SIZE(CO1) addi CO1, CO1, 1 * SIZE bdnz LL(26) .align 4 LL(29): addic. J, J, -1 bgt LL(20) .align 4 LL(999): li r3, 0 lfd f14, 0(SP) lfd f15, 8(SP) lfd f31, 16(SP) addi SP, SP, STACKSIZE blr EPILOGUE