/*********************************************************************/ /* 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" #if defined(F_INTERFACE) && defined(F_INTERFACE_F2C) #define RESULT r3 #define N r4 #define X r5 #define INCX r6 #define Y r7 #define INCY r8 #else #define N r3 #define X r4 #define INCX r5 #define Y r6 #define INCY r7 #endif #define INCX2 r9 #define INCY2 r10 #define C1 f1 #define C2 f2 #define C3 f0 #define C4 f3 #define C5 f4 #define C6 f5 #define C7 f6 #define C8 f7 #define A1 f8 #define A2 f9 #define A3 f10 #define A4 f11 #define A5 f12 #define A6 f13 #define A7 f14 #define A8 f15 #define B1 f16 #define B2 f17 #define B3 f18 #define B4 f19 #define B5 f20 #define B6 f21 #define B7 f22 #define B8 f23 #ifndef CONJ #define FXCXNPMA fxcxnpma #else #define FXCXNPMA fxcxnsma #endif PROLOGUE PROFCODE li r10, -16 stfpdux f14, SP, r10 stfpdux f15, SP, r10 stfpdux f16, SP, r10 stfpdux f17, SP, r10 stfpdux f18, SP, r10 stfpdux f19, SP, r10 stfpdux f20, SP, r10 stfpdux f21, SP, r10 stfpdux f22, SP, r10 stfpdux f23, SP, r10 li r10, 0 stwu r10, -4(SP) stwu r10, -4(SP) stwu r10, -4(SP) stwu r10, -4(SP) #ifdef F_INTERFACE LDINT N, 0(N) LDINT INCX, 0(INCX) LDINT INCY, 0(INCY) #endif lfpdx C1, SP, r10 # Zero clear slwi INCX, INCX, BASE_SHIFT add INCX2, INCX, INCX fpmr C2, C1 slwi INCY, INCY, BASE_SHIFT fpmr C3, C1 add INCY2, INCY, INCY fpmr C4, C1 fpmr C5, C1 fpmr C6, C1 fpmr C7, C1 fpmr C8, C1 cmpwi cr0, N, 0 ble LL(99) #ifdef F_INTERFACE cmpwi cr0, INCX, 0 bge+ LL(05) subi r0, N, 1 mullw r0, r0, INCX2 sub X, X, r0 .align 4 LL(05): cmpwi cr0, INCY, 0 bge+ LL(06) subi r0, N, 1 mullw r0, r0, INCY2 sub Y, Y, r0 .align 4 LL(06): #endif andi. r0, X, 2 * SIZE - 1 bne LL(100) andi. r0, Y, 2 * SIZE - 1 bne LL(100) /* X is aligned, Y is aligned */ LL(10): sub X, X, INCX2 sub Y, Y, INCY2 srawi. r0, N, 3 mtspr CTR, r0 beq- LL(15) LFPDUX A1, X, INCX2 LFPDUX B1, Y, INCY2 LFPDUX A2, X, INCX2 LFPDUX B2, Y, INCY2 LFPDUX A3, X, INCX2 LFPDUX B3, Y, INCY2 LFPDUX A4, X, INCX2 LFPDUX B4, Y, INCY2 LFPDUX A5, X, INCX2 LFPDUX B5, Y, INCY2 LFPDUX A6, X, INCX2 LFPDUX B6, Y, INCY2 LFPDUX A7, X, INCX2 LFPDUX B7, Y, INCY2 LFPDUX A8, X, INCX2 bdz LL(14) .align 4 LL(13): fxcpmadd C1, A1, B1, C1 LFPDUX B8, Y, INCY2 FXCXNPMA C2, A1, B1, C2 LFPDUX A1, X, INCX2 fxcpmadd C3, A2, B2, C3 LFPDUX B1, Y, INCY2 FXCXNPMA C4, A2, B2, C4 LFPDUX A2, X, INCX2 fxcpmadd C5, A3, B3, C5 LFPDUX B2, Y, INCY2 FXCXNPMA C6, A3, B3, C6 LFPDUX A3, X, INCX2 fxcpmadd C7, A4, B4, C7 LFPDUX B3, Y, INCY2 FXCXNPMA C8, A4, B4, C8 LFPDUX A4, X, INCX2 fxcpmadd C1, A5, B5, C1 LFPDUX B4, Y, INCY2 FXCXNPMA C2, A5, B5, C2 LFPDUX A5, X, INCX2 fxcpmadd C3, A6, B6, C3 LFPDUX B5, Y, INCY2 FXCXNPMA C4, A6, B6, C4 LFPDUX A6, X, INCX2 fxcpmadd C5, A7, B7, C5 LFPDUX B6, Y, INCY2 FXCXNPMA C6, A7, B7, C6 LFPDUX A7, X, INCX2 fxcpmadd C7, A8, B8, C7 LFPDUX B7, Y, INCY2 FXCXNPMA C8, A8, B8, C8 LFPDUX A8, X, INCX2 bdnz LL(13) .align 4 LL(14): LFPDUX B8, Y, INCY2 fxcpmadd C1, A1, B1, C1 FXCXNPMA C2, A1, B1, C2 fxcpmadd C3, A2, B2, C3 FXCXNPMA C4, A2, B2, C4 fxcpmadd C5, A3, B3, C5 FXCXNPMA C6, A3, B3, C6 fxcpmadd C7, A4, B4, C7 FXCXNPMA C8, A4, B4, C8 fxcpmadd C1, A5, B5, C1 FXCXNPMA C2, A5, B5, C2 fxcpmadd C3, A6, B6, C3 FXCXNPMA C4, A6, B6, C4 fxcpmadd C5, A7, B7, C5 FXCXNPMA C6, A7, B7, C6 fxcpmadd C7, A8, B8, C7 FXCXNPMA C8, A8, B8, C8 .align 4 LL(15): andi. r0, N, 7 beq LL(99) andi. r0, N, 4 beq LL(16) LFPDUX A1, X, INCX2 LFPDUX B1, Y, INCY2 LFPDUX A2, X, INCX2 LFPDUX B2, Y, INCY2 LFPDUX A3, X, INCX2 LFPDUX B3, Y, INCY2 LFPDUX A4, X, INCX2 LFPDUX B4, Y, INCY2 fxcpmadd C1, A1, B1, C1 FXCXNPMA C2, A1, B1, C2 fxcpmadd C3, A2, B2, C3 FXCXNPMA C4, A2, B2, C4 fxcpmadd C5, A3, B3, C5 FXCXNPMA C6, A3, B3, C6 fxcpmadd C7, A4, B4, C7 FXCXNPMA C8, A4, B4, C8 .align 4 LL(16): andi. r0, N, 2 beq LL(17) LFPDUX A1, X, INCX2 LFPDUX B1, Y, INCY2 LFPDUX A2, X, INCX2 LFPDUX B2, Y, INCY2 fxcpmadd C1, A1, B1, C1 FXCXNPMA C2, A1, B1, C2 fxcpmadd C3, A2, B2, C3 FXCXNPMA C4, A2, B2, C4 .align 4 LL(17): andi. r0, N, 1 beq LL(99) LFPDUX A1, X, INCX2 LFPDUX B1, Y, INCY2 fxcpmadd C1, A1, B1, C1 FXCXNPMA C2, A1, B1, C2 .align 4 LL(99): li r10, 16 fpadd C1, C1, C5 lfpdux f23, SP, r10 fpadd C2, C2, C6 lfpdux f22, SP, r10 fpadd C3, C3, C7 lfpdux f21, SP, r10 fpadd C4, C4, C8 lfpdux f20, SP, r10 lfpdux f19, SP, r10 lfpdux f18, SP, r10 fpadd C1, C1, C3 lfpdux f17, SP, r10 fpadd C2, C2, C4 lfpdux f16, SP, r10 fpadd C1, C1, C2 lfpdux f15, SP, r10 lfpdux f14, SP, r10 fsmtp C2, C1 #if defined(F_INTERFACE) && defined(F_INTERFACE_F2C) STFD C1, 0 * SIZE(RESULT) STFD C2, 1 * SIZE(RESULT) #endif addi SP, SP, 16 blr .align 4 /* X is aligned, Y is NOT aligned */ LL(100): subi INCX2, INCX2, SIZE subi INCY2, INCY2, SIZE li INCX, SIZE li INCY, SIZE sub X, X, INCX2 sub Y, Y, INCY2 srawi. r0, N, 2 mtspr CTR, r0 beq- LL(105) LFDUX A1, X, INCX2 LFDUX B1, Y, INCY2 LFDUX A2, X, INCX LFDUX B2, Y, INCY LFDUX A3, X, INCX2 LFDUX B3, Y, INCY2 LFDUX A4, X, INCX LFDUX B4, Y, INCY LFDUX A5, X, INCX2 LFDUX B5, Y, INCY2 LFDUX A6, X, INCX LFDUX B6, Y, INCY LFDUX A7, X, INCX2 LFDUX B7, Y, INCY2 LFDUX A8, X, INCX bdz LL(104) .align 4 LL(103): fmadd C1, A1, B1, C1 LFDUX B8, Y, INCY fmadd C2, A1, B2, C2 LFDUX A1, X, INCX2 fmadd C3, A2, B1, C3 LFDUX B1, Y, INCY2 fmadd C4, A2, B2, C4 LFDUX A2, X, INCX fmadd C5, A3, B3, C5 LFDUX B2, Y, INCY fmadd C6, A3, B4, C6 LFDUX A3, X, INCX2 fmadd C7, A4, B3, C7 LFDUX B3, Y, INCY2 fmadd C8, A4, B4, C8 LFDUX A4, X, INCX fmadd C1, A5, B5, C1 LFDUX B4, Y, INCY fmadd C2, A5, B6, C2 LFDUX A5, X, INCX2 fmadd C3, A6, B5, C3 LFDUX B5, Y, INCY2 fmadd C4, A6, B6, C4 LFDUX A6, X, INCX fmadd C5, A7, B7, C5 LFDUX B6, Y, INCY fmadd C6, A7, B8, C6 LFDUX A7, X, INCX2 fmadd C7, A8, B7, C7 LFDUX B7, Y, INCY2 fmadd C8, A8, B8, C8 LFDUX A8, X, INCX bdnz LL(103) .align 4 LL(104): LFDUX B8, Y, INCY fmadd C1, A1, B1, C1 fmadd C2, A1, B2, C2 fmadd C3, A2, B1, C3 fmadd C4, A2, B2, C4 fmadd C5, A3, B3, C5 fmadd C6, A3, B4, C6 fmadd C7, A4, B3, C7 fmadd C8, A4, B4, C8 fmadd C1, A5, B5, C1 fmadd C2, A5, B6, C2 fmadd C3, A6, B5, C3 fmadd C4, A6, B6, C4 fmadd C5, A7, B7, C5 fmadd C6, A7, B8, C6 fmadd C7, A8, B7, C7 fmadd C8, A8, B8, C8 .align 4 LL(105): andi. r0, N, 3 beq LL(999) andi. r0, N, 2 beq LL(107) LFDUX A1, X, INCX2 LFDUX B1, Y, INCY2 LFDUX A2, X, INCX LFDUX B2, Y, INCY LFDUX A3, X, INCX2 LFDUX B3, Y, INCY2 LFDUX A4, X, INCX LFDUX B4, Y, INCY fmadd C1, A1, B1, C1 fmadd C2, A1, B2, C2 fmadd C3, A2, B1, C3 fmadd C4, A2, B2, C4 fmadd C5, A3, B3, C5 fmadd C6, A3, B4, C6 fmadd C7, A4, B3, C7 fmadd C8, A4, B4, C8 .align 4 LL(107): andi. r0, N, 1 beq LL(999) LFDUX A1, X, INCX2 LFDUX B1, Y, INCY2 LFDUX A2, X, INCX LFDUX B2, Y, INCY fmadd C1, A1, B1, C1 fmadd C2, A1, B2, C2 fmadd C3, A2, B1, C3 fmadd C4, A2, B2, C4 .align 4 LL(999): li r10, 16 fadd C1, C1, C5 lfpdux f23, SP, r10 fadd C2, C2, C6 lfpdux f22, SP, r10 fadd C3, C3, C7 lfpdux f21, SP, r10 fadd C4, C4, C8 lfpdux f20, SP, r10 lfpdux f19, SP, r10 lfpdux f18, SP, r10 lfpdux f17, SP, r10 lfpdux f16, SP, r10 #ifndef CONJ FSUB C1, C1, C4 FADD C2, C2, C3 #else FADD C1, C1, C4 FSUB C2, C2, C3 #endif lfpdux f15, SP, r10 lfpdux f14, SP, r10 #if defined(F_INTERFACE) && defined(F_INTERFACE_F2C) STFD C1, 0 * SIZE(RESULT) STFD C2, 1 * SIZE(RESULT) #endif addi SP, SP, 16 blr EPILOGUE