/*********************************************************************/ /* 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 $4 #define X $8 #define INCX $9 #define Y $10 #define INCY $11 #define I $2 #define TEMP $3 #define YY $5 #define ALPHA $f15 #define a1 $f0 #define a2 $f1 #define a3 $f2 #define a4 $f3 #define a5 $f4 #define a6 $f5 #define a7 $f6 #define a8 $f7 #define b1 $f8 #define b2 $f9 #define b3 $f10 #define b4 $f11 #define b5 $f12 #define b6 $f13 #define b7 $f14 #define b8 $f17 #define t1 $f18 #define t2 $f19 #define t3 $f20 #define t4 $f21 PROLOGUE #ifndef __64BIT__ daddiu $sp, $sp, -16 sdc1 $f20, 0($sp) sdc1 $f21, 8($sp) #endif li TEMP, SIZE blez N, .L999 dsll INCX, INCX, BASE_SHIFT bne INCX, TEMP, .L20 dsll INCY, INCY, BASE_SHIFT bne INCY, TEMP, .L20 dsra I, N, 3 blez I, .L15 daddiu I, I, -1 LD a1, 0 * SIZE(X) LD b1, 0 * SIZE(Y) LD a2, 1 * SIZE(X) LD b2, 1 * SIZE(Y) LD a3, 2 * SIZE(X) LD b3, 2 * SIZE(Y) LD a4, 3 * SIZE(X) LD b4, 3 * SIZE(Y) LD a5, 4 * SIZE(X) LD b5, 4 * SIZE(Y) LD a6, 5 * SIZE(X) LD b6, 5 * SIZE(Y) LD a7, 6 * SIZE(X) LD b7, 6 * SIZE(Y) LD a8, 7 * SIZE(X) LD b8, 7 * SIZE(Y) blez I, .L13 NOP .align 3 .L12: MADD t1, b1, ALPHA, a1 LD a1, 8 * SIZE(X) LD b1, 8 * SIZE(Y) MADD t2, b2, ALPHA, a2 LD a2, 9 * SIZE(X) LD b2, 9 * SIZE(Y) MADD t3, b3, ALPHA, a3 LD a3, 10 * SIZE(X) LD b3, 10 * SIZE(Y) MADD t4, b4, ALPHA, a4 LD a4, 11 * SIZE(X) LD b4, 11 * SIZE(Y) ST t1, 0 * SIZE(Y) ST t2, 1 * SIZE(Y) ST t3, 2 * SIZE(Y) ST t4, 3 * SIZE(Y) MADD t1, b5, ALPHA, a5 LD a5, 12 * SIZE(X) LD b5, 12 * SIZE(Y) MADD t2, b6, ALPHA, a6 LD a6, 13 * SIZE(X) LD b6, 13 * SIZE(Y) MADD t3, b7, ALPHA, a7 LD a7, 14 * SIZE(X) LD b7, 14 * SIZE(Y) MADD t4, b8, ALPHA, a8 LD a8, 15 * SIZE(X) LD b8, 15 * SIZE(Y) ST t1, 4 * SIZE(Y) ST t2, 5 * SIZE(Y) ST t3, 6 * SIZE(Y) ST t4, 7 * SIZE(Y) daddiu I, I, -1 daddiu Y, Y, 8 * SIZE bgtz I, .L12 daddiu X, X, 8 * SIZE .align 3 .L13: MADD t1, b1, ALPHA, a1 MADD t2, b2, ALPHA, a2 MADD t3, b3, ALPHA, a3 MADD t4, b4, ALPHA, a4 ST t1, 0 * SIZE(Y) MADD t1, b5, ALPHA, a5 ST t2, 1 * SIZE(Y) MADD t2, b6, ALPHA, a6 ST t3, 2 * SIZE(Y) MADD t3, b7, ALPHA, a7 ST t4, 3 * SIZE(Y) MADD t4, b8, ALPHA, a8 ST t1, 4 * SIZE(Y) ST t2, 5 * SIZE(Y) ST t3, 6 * SIZE(Y) ST t4, 7 * SIZE(Y) daddiu X, X, 8 * SIZE daddiu Y, Y, 8 * SIZE .align 3 .L15: andi I, N, 7 blez I, .L999 NOP .align 3 .L16: LD a1, 0 * SIZE(X) LD b1, 0 * SIZE(Y) daddiu X, X, SIZE daddiu Y, Y, SIZE MADD t1, b1, ALPHA, a1 daddiu I, I, -1 bgtz I, .L16 ST t1, -1 * SIZE(Y) #ifndef __64BIT__ ldc1 $f20, 0($sp) ldc1 $f21, 8($sp) daddiu $sp, $sp, 16 #endif j $31 NOP .align 3 .L20: dsra I, N, 3 move YY, Y blez I, .L25 daddiu I, I, -1 LD a1, 0 * SIZE(X) daddu X, X, INCX LD b1, 0 * SIZE(Y) daddu Y, Y, INCY LD a2, 0 * SIZE(X) daddu X, X, INCX LD b2, 0 * SIZE(Y) daddu Y, Y, INCY LD a3, 0 * SIZE(X) daddu X, X, INCX LD b3, 0 * SIZE(Y) daddu Y, Y, INCY LD a4, 0 * SIZE(X) daddu X, X, INCX LD b4, 0 * SIZE(Y) daddu Y, Y, INCY LD a5, 0 * SIZE(X) daddu X, X, INCX LD b5, 0 * SIZE(Y) daddu Y, Y, INCY LD a6, 0 * SIZE(X) daddu X, X, INCX LD b6, 0 * SIZE(Y) daddu Y, Y, INCY LD a7, 0 * SIZE(X) daddu X, X, INCX LD b7, 0 * SIZE(Y) daddu Y, Y, INCY LD a8, 0 * SIZE(X) daddu X, X, INCX LD b8, 0 * SIZE(Y) daddu Y, Y, INCY blez I, .L23 NOP .align 3 .L22: MADD t1, b1, ALPHA, a1 LD a1, 0 * SIZE(X) LD b1, 0 * SIZE(Y) daddu X, X, INCX daddu Y, Y, INCY MADD t2, b2, ALPHA, a2 LD a2, 0 * SIZE(X) LD b2, 0 * SIZE(Y) daddu X, X, INCX daddu Y, Y, INCY MADD t3, b3, ALPHA, a3 LD a3, 0 * SIZE(X) LD b3, 0 * SIZE(Y) daddu X, X, INCX daddu Y, Y, INCY MADD t4, b4, ALPHA, a4 LD a4, 0 * SIZE(X) LD b4, 0 * SIZE(Y) daddu X, X, INCX daddu Y, Y, INCY ST t1, 0 * SIZE(YY) daddu YY, YY, INCY MADD t1, b5, ALPHA, a5 LD a5, 0 * SIZE(X) LD b5, 0 * SIZE(Y) daddu X, X, INCX daddu Y, Y, INCY ST t2, 0 * SIZE(YY) daddu YY, YY, INCY MADD t2, b6, ALPHA, a6 LD a6, 0 * SIZE(X) LD b6, 0 * SIZE(Y) daddu X, X, INCX daddu Y, Y, INCY ST t3, 0 * SIZE(YY) daddu YY, YY, INCY MADD t3, b7, ALPHA, a7 LD a7, 0 * SIZE(X) LD b7, 0 * SIZE(Y) daddu X, X, INCX daddu Y, Y, INCY ST t4, 0 * SIZE(YY) daddu YY, YY, INCY MADD t4, b8, ALPHA, a8 LD a8, 0 * SIZE(X) daddu X, X, INCX LD b8, 0 * SIZE(Y) daddu Y, Y, INCY ST t1, 0 * SIZE(YY) daddu YY, YY, INCY ST t2, 0 * SIZE(YY) daddu YY, YY, INCY ST t3, 0 * SIZE(YY) daddu YY, YY, INCY ST t4, 0 * SIZE(YY) daddiu I, I, -1 bgtz I, .L22 daddu YY, YY, INCY .align 3 .L23: MADD t1, b1, ALPHA, a1 MADD t2, b2, ALPHA, a2 MADD t3, b3, ALPHA, a3 MADD t4, b4, ALPHA, a4 ST t1, 0 * SIZE(YY) daddu YY, YY, INCY MADD t1, b5, ALPHA, a5 ST t2, 0 * SIZE(YY) daddu YY, YY, INCY MADD t2, b6, ALPHA, a6 ST t3, 0 * SIZE(YY) daddu YY, YY, INCY MADD t3, b7, ALPHA, a7 ST t4, 0 * SIZE(YY) daddu YY, YY, INCY MADD t4, b8, ALPHA, a8 ST t1, 0 * SIZE(YY) daddu YY, YY, INCY ST t2, 0 * SIZE(YY) daddu YY, YY, INCY ST t3, 0 * SIZE(YY) daddu YY, YY, INCY ST t4, 0 * SIZE(YY) daddu YY, YY, INCY .align 3 .L25: andi I, N, 7 blez I, .L999 NOP .align 3 .L26: LD a1, 0 * SIZE(X) LD b1, 0 * SIZE(Y) MADD t1, b1, ALPHA, a1 daddu X, X, INCX ST t1, 0 * SIZE(Y) daddiu I, I, -1 bgtz I, .L26 daddu Y, Y, INCY .align 3 .L999: #ifndef __64BIT__ ldc1 $f20, 0($sp) ldc1 $f21, 8($sp) daddiu $sp, $sp, 16 #endif j $31 NOP EPILOGUE