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/*********************************************************************/ |
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/* Copyright 2009, 2010 The University of Texas at Austin. */ |
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/* All rights reserved. */ |
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/* */ |
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/* Redistribution and use in source and binary forms, with or */ |
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/* without modification, are permitted provided that the following */ |
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/* conditions are met: */ |
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/* */ |
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/* 1. Redistributions of source code must retain the above */ |
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/* copyright notice, this list of conditions and the following */ |
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/* disclaimer. */ |
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/* */ |
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/* 2. Redistributions in binary form must reproduce the above */ |
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/* copyright notice, this list of conditions and the following */ |
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/* disclaimer in the documentation and/or other materials */ |
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/* provided with the distribution. */ |
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/* */ |
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/* THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY OF TEXAS AT */ |
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/* AUSTIN ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, */ |
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/* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */ |
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/* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE */ |
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/* DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OF TEXAS AT */ |
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/* AUSTIN OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, */ |
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/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES */ |
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/* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE */ |
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/* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR */ |
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/* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */ |
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/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT */ |
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/* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT */ |
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/* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE */ |
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/* POSSIBILITY OF SUCH DAMAGE. */ |
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/* */ |
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/* The views and conclusions contained in the software and */ |
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/* documentation are those of the authors and should not be */ |
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/* interpreted as representing official policies, either expressed */ |
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/* or implied, of The University of Texas at Austin. */ |
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/*********************************************************************/ |
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#define ASSEMBLER |
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#include "common.h" |
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#define N r3 |
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#define X r4 |
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#define INCX r5 |
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#define INCXM1 r9 |
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#define PREA r8 |
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#define FZERO f0 |
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#define STACKSIZE 160 |
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PROLOGUE |
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PROFCODE |
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addi SP, SP, -STACKSIZE |
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li r0, 0 |
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stfd f14, 0(SP) |
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stfd f15, 8(SP) |
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stfd f16, 16(SP) |
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stfd f17, 24(SP) |
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stfd f18, 32(SP) |
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stfd f19, 40(SP) |
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stfd f20, 48(SP) |
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stfd f21, 56(SP) |
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stfd f22, 64(SP) |
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stfd f23, 72(SP) |
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stfd f24, 80(SP) |
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stfd f25, 88(SP) |
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stfd f26, 96(SP) |
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stfd f27, 104(SP) |
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stfd f28, 112(SP) |
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stfd f29, 120(SP) |
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stfd f30, 128(SP) |
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stfd f31, 136(SP) |
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stw r0, 144(SP) |
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lfs FZERO,144(SP) |
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#ifdef F_INTERFACE |
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LDINT N, 0(N) |
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LDINT INCX, 0(INCX) |
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#endif |
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slwi INCX, INCX, ZBASE_SHIFT |
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subi INCXM1, INCX, SIZE |
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fmr f1, FZERO |
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fmr f2, FZERO |
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fmr f3, FZERO |
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fmr f4, FZERO |
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fmr f5, FZERO |
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fmr f6, FZERO |
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fmr f7, FZERO |
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li PREA, L1_PREFETCHSIZE |
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cmpwi cr0, N, 0 |
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ble- LL(999) |
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cmpwi cr0, INCX, 0 |
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ble- LL(999) |
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cmpwi cr0, INCX, 2 * SIZE |
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bne- cr0, LL(100) |
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srawi. r0, N, 3 |
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mtspr CTR, r0 |
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beq- cr0, LL(50) |
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.align 4 |
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LFD f8, 0 * SIZE(X) |
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LFD f9, 1 * SIZE(X) |
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LFD f10, 2 * SIZE(X) |
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LFD f11, 3 * SIZE(X) |
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LFD f12, 4 * SIZE(X) |
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LFD f13, 5 * SIZE(X) |
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LFD f14, 6 * SIZE(X) |
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LFD f15, 7 * SIZE(X) |
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LFD f24, 8 * SIZE(X) |
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LFD f25, 9 * SIZE(X) |
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LFD f26, 10 * SIZE(X) |
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LFD f27, 11 * SIZE(X) |
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LFD f28, 12 * SIZE(X) |
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LFD f29, 13 * SIZE(X) |
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LFD f30, 14 * SIZE(X) |
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LFD f31, 15 * SIZE(X) |
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fmr f16, f8 |
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fmr f17, f9 |
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fmr f18, f10 |
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fmr f19, f11 |
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fmr f20, f12 |
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fmr f21, f13 |
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fmr f22, f14 |
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fmr f23, f15 |
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bdz LL(20) |
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.align 4 |
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LL(10): |
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FADD f0, f0, f16 |
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fmr f16, f24 |
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FADD f1, f1, f17 |
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fmr f17, f25 |
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FADD f2, f2, f18 |
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fmr f18, f26 |
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FADD f3, f3, f19 |
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fmr f19, f27 |
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LFD f8, 16 * SIZE(X) |
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LFD f9, 17 * SIZE(X) |
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LFD f10, 18 * SIZE(X) |
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LFD f11, 19 * SIZE(X) |
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FADD f4, f4, f20 |
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fmr f20, f28 |
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FADD f5, f5, f21 |
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fmr f21, f29 |
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FADD f6, f6, f22 |
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fmr f22, f30 |
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FADD f7, f7, f23 |
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fmr f23, f31 |
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LFD f12, 20 * SIZE(X) |
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LFD f13, 21 * SIZE(X) |
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LFD f14, 22 * SIZE(X) |
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LFD f15, 23 * SIZE(X) |
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FADD f0, f0, f16 |
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fmr f16, f8 |
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FADD f1, f1, f17 |
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fmr f17, f9 |
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FADD f2, f2, f18 |
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fmr f18, f10 |
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FADD f3, f3, f19 |
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fmr f19, f11 |
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LFD f24, 24 * SIZE(X) |
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LFD f25, 25 * SIZE(X) |
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LFD f26, 26 * SIZE(X) |
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LFD f27, 27 * SIZE(X) |
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FADD f4, f4, f20 |
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fmr f20, f12 |
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FADD f5, f5, f21 |
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fmr f21, f13 |
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FADD f6, f6, f22 |
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fmr f22, f14 |
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FADD f7, f7, f23 |
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fmr f23, f15 |
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LFD f28, 28 * SIZE(X) |
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LFD f29, 29 * SIZE(X) |
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LFD f30, 30 * SIZE(X) |
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LFD f31, 31 * SIZE(X) |
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#ifndef POWER6 |
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L1_PREFETCH X, PREA |
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#endif |
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addi X, X, 16 * SIZE |
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#ifdef POWER6 |
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L1_PREFETCH X, PREA |
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#endif |
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bdnz LL(10) |
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.align 4 |
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LL(20): |
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FADD f0, f0, f16 |
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fmr f16, f24 |
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FADD f1, f1, f17 |
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fmr f17, f25 |
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FADD f2, f2, f18 |
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fmr f18, f26 |
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FADD f3, f3, f19 |
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fmr f19, f27 |
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FADD f4, f4, f20 |
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fmr f20, f28 |
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FADD f5, f5, f21 |
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fmr f21, f29 |
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FADD f6, f6, f22 |
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fmr f22, f30 |
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FADD f7, f7, f23 |
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fmr f23, f31 |
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FADD f0, f0, f16 |
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FADD f1, f1, f17 |
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FADD f2, f2, f18 |
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FADD f3, f3, f19 |
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FADD f4, f4, f20 |
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FADD f5, f5, f21 |
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FADD f6, f6, f22 |
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FADD f7, f7, f23 |
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addi X, X, 16 * SIZE |
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.align 4 |
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LL(50): |
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andi. r0, N, 7 |
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mtspr CTR, r0 |
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beq LL(999) |
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.align 4 |
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LL(60): |
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LFD f8, 0 * SIZE(X) |
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LFD f9, 1 * SIZE(X) |
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addi X, X, 2 * SIZE |
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FADD f0, f0, f8 |
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FADD f1, f1, f9 |
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bdnz LL(60) |
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b LL(999) |
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.align 4 |
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LL(100): |
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sub X, X, INCXM1 |
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srawi. r0, N, 3 |
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mtspr CTR, r0 |
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beq- LL(150) |
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LFDX f8, X, INCXM1 |
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LFDUX f9, X, INCX |
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LFDX f10, X, INCXM1 |
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LFDUX f11, X, INCX |
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LFDX f12, X, INCXM1 |
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LFDUX f13, X, INCX |
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LFDX f14, X, INCXM1 |
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LFDUX f15, X, INCX |
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LFDX f24, X, INCXM1 |
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LFDUX f25, X, INCX |
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LFDX f26, X, INCXM1 |
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LFDUX f27, X, INCX |
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LFDX f28, X, INCXM1 |
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LFDUX f29, X, INCX |
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LFDX f30, X, INCXM1 |
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LFDUX f31, X, INCX |
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fmr f16, f8 |
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fmr f17, f9 |
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fmr f18, f10 |
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fmr f19, f11 |
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fmr f20, f12 |
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fmr f21, f13 |
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fmr f22, f14 |
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fmr f23, f15 |
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bdz LL(120) |
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.align 4 |
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LL(110): |
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FADD f0, f0, f16 |
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fmr f16, f24 |
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FADD f1, f1, f17 |
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fmr f17, f25 |
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FADD f2, f2, f18 |
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fmr f18, f26 |
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FADD f3, f3, f19 |
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fmr f19, f27 |
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LFDX f8, X, INCXM1 |
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LFDUX f9, X, INCX |
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LFDX f10, X, INCXM1 |
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LFDUX f11, X, INCX |
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FADD f4, f4, f20 |
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fmr f20, f28 |
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FADD f5, f5, f21 |
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fmr f21, f29 |
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FADD f6, f6, f22 |
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fmr f22, f30 |
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FADD f7, f7, f23 |
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fmr f23, f31 |
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LFDX f12, X, INCXM1 |
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LFDUX f13, X, INCX |
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LFDX f14, X, INCXM1 |
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LFDUX f15, X, INCX |
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FADD f0, f0, f16 |
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fmr f16, f8 |
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FADD f1, f1, f17 |
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fmr f17, f9 |
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FADD f2, f2, f18 |
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fmr f18, f10 |
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FADD f3, f3, f19 |
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fmr f19, f11 |
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LFDX f24, X, INCXM1 |
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LFDUX f25, X, INCX |
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LFDX f26, X, INCXM1 |
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LFDUX f27, X, INCX |
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FADD f4, f4, f20 |
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fmr f20, f12 |
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FADD f5, f5, f21 |
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fmr f21, f13 |
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FADD f6, f6, f22 |
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fmr f22, f14 |
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FADD f7, f7, f23 |
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fmr f23, f15 |
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LFDX f28, X, INCXM1 |
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LFDUX f29, X, INCX |
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LFDX f30, X, INCXM1 |
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LFDUX f31, X, INCX |
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bdnz LL(110) |
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.align 4 |
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LL(120): |
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FADD f0, f0, f16 |
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fmr f16, f24 |
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FADD f1, f1, f17 |
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fmr f17, f25 |
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FADD f2, f2, f18 |
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fmr f18, f26 |
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FADD f3, f3, f19 |
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fmr f19, f27 |
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FADD f4, f4, f20 |
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fmr f20, f28 |
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FADD f5, f5, f21 |
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fmr f21, f29 |
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FADD f6, f6, f22 |
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fmr f22, f30 |
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FADD f7, f7, f23 |
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fmr f23, f31 |
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FADD f0, f0, f16 |
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FADD f1, f1, f17 |
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FADD f2, f2, f18 |
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FADD f3, f3, f19 |
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FADD f4, f4, f20 |
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FADD f5, f5, f21 |
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FADD f6, f6, f22 |
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FADD f7, f7, f23 |
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.align 4 |
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LL(150): |
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andi. r0, N, 7 |
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mtspr CTR, r0 |
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beq LL(999) |
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.align 4 |
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LL(160): |
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LFDX f8, X, INCXM1 |
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LFDUX f9, X, INCX |
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FADD f0, f0, f8 |
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FADD f1, f1, f9 |
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bdnz LL(160) |
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.align 4 |
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LL(999): |
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FADD f0, f0, f1 |
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FADD f2, f2, f3 |
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FADD f4, f4, f5 |
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FADD f6, f6, f7 |
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FADD f0, f0, f2 |
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FADD f4, f4, f6 |
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FADD f1, f0, f4 |
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lfd f14, 0(SP) |
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lfd f15, 8(SP) |
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lfd f16, 16(SP) |
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lfd f17, 24(SP) |
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lfd f18, 32(SP) |
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lfd f19, 40(SP) |
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lfd f20, 48(SP) |
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lfd f21, 56(SP) |
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lfd f22, 64(SP) |
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lfd f23, 72(SP) |
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lfd f24, 80(SP) |
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lfd f25, 88(SP) |
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lfd f26, 96(SP) |
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lfd f27, 104(SP) |
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lfd f28, 112(SP) |
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lfd f29, 120(SP) |
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lfd f30, 128(SP) |
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lfd f31, 136(SP) |
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addi SP, SP, STACKSIZE |
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blr |
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EPILOGUE |