/******************************************************************************* Copyright (c) 2021, The OpenBLAS Project 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. 3. Neither the name of the OpenBLAS project nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 OPENBLAS PROJECT 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. *******************************************************************************/ #define ASSEMBLER #include "common.h" /* Function parameters */ #define M $r4 // param 1: m #define N $r5 // param 2: n #define SRC $r6 // param 3: src #define LDA $r7 // param 4: lda #define DST $r8 // param 5: dst #define I $r9 #define J $r10 #define S0 $r11 #define S1 $r12 #define S2 $r13 #define S3 $r14 #define S4 $r15 #define S5 $r16 #define S6 $r17 #define S7 $r18 #define S8 $r19 #define P0 $r20 #define P1 $r23 #define P2 $r24 #define P3 $r25 #define P4 $r26 #define P5 $r27 #define T0 $r28 #define T1 $r29 #define TL $r7 #define ZERO $r0 #define F0 $f0 #define F1 $f1 #define F2 $f2 #define F3 $f3 #define F4 $f4 #define F5 $f5 #define F6 $f6 #define F7 $f7 /* LASX vectors */ #define U0 $xr0 #define U1 $xr1 #define U2 $xr2 #define U3 $xr3 #define U4 $xr4 #define U5 $xr5 #define U6 $xr6 #define U7 $xr7 PROLOGUE addi.d $sp, $sp, -56 SDARG $r23, $sp, 0 SDARG $r24, $sp, 8 SDARG $r25, $sp, 16 SDARG $r26, $sp, 24 SDARG $r27, $sp, 32 SDARG $r28, $sp, 40 SDARG $r29, $sp, 48 move S0, SRC move P0, DST srai.d T0, N, 0x04 srai.d T1, N, 0x03 slli.d T0, T0, 0x04 slli.d T1, T1, 0x03 mul.d P2, M, T0 mul.d P3, M, T1 slli.d P2, P2, 0x03 slli.d P3, P3, 0x03 add.d P2, DST, P2 add.d P3, DST, P3 srai.d T0, N, 0x02 srai.d T1, N, 0x01 slli.d T0, T0, 0x02 slli.d T1, T1, 0x01 mul.d P4, M, T0 mul.d P5, M, T1 slli.d P4, P4, 0x03 slli.d P5, P5, 0x03 add.d P4, DST, P4 add.d P5, DST, P5 slli.d TL, LDA, 0x03 srai.d J, M, 0x03 slli.d T0, TL, 0x01 slli.d T1, M, 0x07 beq ZERO, J, .L_M7 .L_J1: /* J-- */ move S1, S0 add.d S2, S0, TL add.d S3, S1, T0 add.d S4, S2, T0 add.d S5, S3, T0 add.d S6, S4, T0 add.d S7, S5, T0 add.d S8, S6, T0 add.d S0, S7, T0 move P1, P0 addi.d P0, P0, 0x400 srai.d I, N, 0x04 addi.d J, J, -1 beq ZERO, I, .L_N15 .L_I1: /* I-- */ xvld U0, S1, 0x00 xvld U1, S1, 0x20 xvld U2, S1, 0x40 xvld U3, S1, 0x60 xvld U4, S2, 0x00 xvld U5, S2, 0x20 xvld U6, S2, 0x40 xvld U7, S2, 0x60 xvst U0, P1, 0x00 xvst U1, P1, 0x20 xvst U2, P1, 0x40 xvst U3, P1, 0x60 xvst U4, P1, 0x80 xvst U5, P1, 0xA0 xvst U6, P1, 0xC0 xvst U7, P1, 0xE0 xvld U0, S3, 0x00 xvld U1, S3, 0x20 xvld U2, S3, 0x40 xvld U3, S3, 0x60 xvld U4, S4, 0x00 xvld U5, S4, 0x20 xvld U6, S4, 0x40 xvld U7, S4, 0x60 xvst U0, P1, 0x100 xvst U1, P1, 0x120 xvst U2, P1, 0x140 xvst U3, P1, 0x160 xvst U4, P1, 0x180 xvst U5, P1, 0x1A0 xvst U6, P1, 0x1C0 xvst U7, P1, 0x1E0 xvld U0, S5, 0x00 xvld U1, S5, 0x20 xvld U2, S5, 0x40 xvld U3, S5, 0x60 xvld U4, S6, 0x00 xvld U5, S6, 0x20 xvld U6, S6, 0x40 xvld U7, S6, 0x60 xvst U0, P1, 0x200 xvst U1, P1, 0x220 xvst U2, P1, 0x240 xvst U3, P1, 0x260 xvst U4, P1, 0x280 xvst U5, P1, 0x2A0 xvst U6, P1, 0x2C0 xvst U7, P1, 0x2E0 xvld U0, S7, 0x00 xvld U1, S7, 0x20 xvld U2, S7, 0x40 xvld U3, S7, 0x60 xvld U4, S8, 0x00 xvld U5, S8, 0x20 xvld U6, S8, 0x40 xvld U7, S8, 0x60 xvst U0, P1, 0x300 xvst U1, P1, 0x320 xvst U2, P1, 0x340 xvst U3, P1, 0x360 xvst U4, P1, 0x380 xvst U5, P1, 0x3A0 xvst U6, P1, 0x3C0 xvst U7, P1, 0x3E0 addi.d S1, S1, 0x80 addi.d S2, S2, 0x80 addi.d S3, S3, 0x80 addi.d S4, S4, 0x80 addi.d S5, S5, 0x80 addi.d S6, S6, 0x80 addi.d S7, S7, 0x80 addi.d S8, S8, 0x80 addi.d I, I, -1 add.d P1, P1, T1 blt ZERO, I, .L_I1 .L_N15: andi I, N, 0x08 beq ZERO, I, .L_N7 xvld U0, S1, 0x00 xvld U1, S1, 0x20 xvld U2, S2, 0x00 xvld U3, S2, 0x20 xvld U4, S3, 0x00 xvld U5, S3, 0x20 xvld U6, S4, 0x00 xvld U7, S4, 0x20 xvst U0, P2, 0x00 xvst U1, P2, 0x20 xvst U2, P2, 0x40 xvst U3, P2, 0x60 xvst U4, P2, 0x80 xvst U5, P2, 0xA0 xvst U6, P2, 0xC0 xvst U7, P2, 0xE0 xvld U0, S5, 0x00 xvld U1, S5, 0x20 xvld U2, S6, 0x00 xvld U3, S6, 0x20 xvld U4, S7, 0x00 xvld U5, S7, 0x20 xvld U6, S8, 0x00 xvld U7, S8, 0x20 xvst U0, P2, 0x100 xvst U1, P2, 0x120 xvst U2, P2, 0x140 xvst U3, P2, 0x160 xvst U4, P2, 0x180 xvst U5, P2, 0x1A0 xvst U6, P2, 0x1C0 xvst U7, P2, 0x1E0 addi.d S1, S1, 0x40 addi.d S2, S2, 0x40 addi.d S3, S3, 0x40 addi.d S4, S4, 0x40 addi.d S5, S5, 0x40 addi.d S6, S6, 0x40 addi.d S7, S7, 0x40 addi.d S8, S8, 0x40 addi.d P2, P2, 0x200 .L_N7: andi I, N, 0x04 beq ZERO, I, .L_N3 xvld U0, S1, 0x00 xvld U1, S2, 0x00 xvld U2, S3, 0x00 xvld U3, S4, 0x00 xvld U4, S5, 0x00 xvld U5, S6, 0x00 xvld U6, S7, 0x00 xvld U7, S8, 0x00 xvst U0, P3, 0x00 xvst U1, P3, 0x20 xvst U2, P3, 0x40 xvst U3, P3, 0x60 xvst U4, P3, 0x80 xvst U5, P3, 0xA0 xvst U6, P3, 0xC0 xvst U7, P3, 0xE0 addi.d S1, S1, 0x20 addi.d S2, S2, 0x20 addi.d S3, S3, 0x20 addi.d S4, S4, 0x20 addi.d S5, S5, 0x20 addi.d S6, S6, 0x20 addi.d S7, S7, 0x20 addi.d S8, S8, 0x20 addi.d P3, P3, 0x100 .L_N3: andi I, N, 0x02 beq ZERO, I, .L_N1 xvld U0, S1, 0x00 xvld U1, S2, 0x00 xvld U2, S3, 0x00 xvld U3, S4, 0x00 xvld U4, S5, 0x00 xvld U5, S6, 0x00 xvld U6, S7, 0x00 xvld U7, S8, 0x00 xvpermi.q U0, U1, 0x02 xvpermi.q U2, U3, 0x02 xvpermi.q U4, U5, 0x02 xvpermi.q U6, U7, 0x02 xvst U0, P4, 0x00 xvst U2, P4, 0x20 xvst U4, P4, 0x40 xvst U6, P4, 0x60 addi.d S1, S1, 0x10 addi.d S2, S2, 0x10 addi.d S3, S3, 0x10 addi.d S4, S4, 0x10 addi.d S5, S5, 0x10 addi.d S6, S6, 0x10 addi.d S7, S7, 0x10 addi.d S8, S8, 0x10 addi.d P4, P4, 0x80 .L_N1: andi I, N, 0x01 beq ZERO, I, .L_N0 fld.d F0, S1, 0x00 fld.d F1, S2, 0x00 fld.d F2, S3, 0x00 fld.d F3, S4, 0x00 fld.d F4, S5, 0x00 fld.d F5, S6, 0x00 fld.d F6, S7, 0x00 fld.d F7, S8, 0x00 fst.d F0, P5, 0x00 fst.d F1, P5, 0x08 fst.d F2, P5, 0x10 fst.d F3, P5, 0x18 fst.d F4, P5, 0x20 fst.d F5, P5, 0x28 fst.d F6, P5, 0x30 fst.d F7, P5, 0x38 addi.d S1, S1, 0x08 addi.d S2, S2, 0x08 addi.d S3, S3, 0x08 addi.d S4, S4, 0x08 addi.d S5, S5, 0x08 addi.d S6, S6, 0x08 addi.d S7, S7, 0x08 addi.d S8, S8, 0x08 addi.d P5, P5, 0x40 .L_N0: blt ZERO, J, .L_J1 .L_M7: andi J, M, 0x04 beq ZERO, J, .L_M3 move S1, S0 add.d S2, S0, TL add.d S3, S1, T0 add.d S4, S2, T0 add.d S0, S3, T0 move P1, P0 addi.d P0, P0, 0x200 srai.d I, N, 0x04 beq ZERO, I, .L_4N15 .L_4I1: /* I-- */ xvld U0, S1, 0x00 xvld U1, S1, 0x20 xvld U2, S1, 0x40 xvld U3, S1, 0x60 xvld U4, S2, 0x00 xvld U5, S2, 0x20 xvld U6, S2, 0x40 xvld U7, S2, 0x60 xvst U0, P1, 0x00 xvst U1, P1, 0x20 xvst U2, P1, 0x40 xvst U3, P1, 0x60 xvst U4, P1, 0x80 xvst U5, P1, 0xA0 xvst U6, P1, 0xC0 xvst U7, P1, 0xE0 xvld U0, S3, 0x00 xvld U1, S3, 0x20 xvld U2, S3, 0x40 xvld U3, S3, 0x60 xvld U4, S4, 0x00 xvld U5, S4, 0x20 xvld U6, S4, 0x40 xvld U7, S4, 0x60 xvst U0, P1, 0x100 xvst U1, P1, 0x120 xvst U2, P1, 0x140 xvst U3, P1, 0x160 xvst U4, P1, 0x180 xvst U5, P1, 0x1A0 xvst U6, P1, 0x1C0 xvst U7, P1, 0x1E0 addi.d S1, S1, 0x80 addi.d S2, S2, 0x80 addi.d S3, S3, 0x80 addi.d S4, S4, 0x80 addi.d I, I, -1 add.d P1, P1, T1 blt ZERO, I, .L_4I1 .L_4N15: andi I, N, 0x08 beq ZERO, I, .L_4N7 xvld U0, S1, 0x00 xvld U1, S1, 0x20 xvld U2, S2, 0x00 xvld U3, S2, 0x20 xvld U4, S3, 0x00 xvld U5, S3, 0x20 xvld U6, S4, 0x00 xvld U7, S4, 0x20 xvst U0, P2, 0x00 xvst U1, P2, 0x20 xvst U2, P2, 0x40 xvst U3, P2, 0x60 xvst U4, P2, 0x80 xvst U5, P2, 0xA0 xvst U6, P2, 0xC0 xvst U7, P2, 0xE0 addi.d S1, S1, 0x40 addi.d S2, S2, 0x40 addi.d S3, S3, 0x40 addi.d S4, S4, 0x40 addi.d P2, P2, 0x100 .L_4N7: andi I, N, 0x04 beq ZERO, I, .L_4N3 xvld U0, S1, 0x00 xvld U1, S2, 0x00 xvld U2, S3, 0x00 xvld U3, S4, 0x00 xvst U0, P3, 0x00 xvst U1, P3, 0x20 xvst U2, P3, 0x40 xvst U3, P3, 0x60 addi.d S1, S1, 0x20 addi.d S2, S2, 0x20 addi.d S3, S3, 0x20 addi.d S4, S4, 0x20 addi.d P3, P3, 0x80 .L_4N3: andi I, N, 0x02 beq ZERO, I, .L_4N1 xvld U0, S1, 0x00 xvld U1, S2, 0x00 xvld U2, S3, 0x00 xvld U3, S4, 0x00 xvpermi.q U0, U1, 0x02 xvpermi.q U2, U3, 0x02 xvst U0, P4, 0x00 xvst U2, P4, 0x20 addi.d S1, S1, 0x10 addi.d S2, S2, 0x10 addi.d S3, S3, 0x10 addi.d S4, S4, 0x10 addi.d P4, P4, 0x40 .L_4N1: andi I, N, 0x01 beq ZERO, I, .L_M3 fld.d F0, S1, 0x00 fld.d F1, S2, 0x00 fld.d F2, S3, 0x00 fld.d F3, S4, 0x00 fst.d F0, P5, 0x00 fst.d F1, P5, 0x08 fst.d F2, P5, 0x10 fst.d F3, P5, 0x18 addi.d S1, S1, 0x08 addi.d S2, S2, 0x08 addi.d S3, S3, 0x08 addi.d S4, S4, 0x08 addi.d P5, P5, 0x20 .L_M3: andi J, M, 0x02 beq ZERO, J, .L_M1 move S1, S0 add.d S2, S0, TL add.d S0, S0, T0 move P1, P0 addi.d P0, P0, 0x100 srai.d I, N, 0x04 beq ZERO, I, .L_2N15 .L_2I1: /* I-- */ xvld U0, S1, 0x00 xvld U1, S1, 0x20 xvld U2, S1, 0x40 xvld U3, S1, 0x60 xvld U4, S2, 0x00 xvld U5, S2, 0x20 xvld U6, S2, 0x40 xvld U7, S2, 0x60 xvst U0, P1, 0x00 xvst U1, P1, 0x20 xvst U2, P1, 0x40 xvst U3, P1, 0x60 xvst U4, P1, 0x80 xvst U5, P1, 0xA0 xvst U6, P1, 0xC0 xvst U7, P1, 0xE0 addi.d S1, S1, 0x80 addi.d S2, S2, 0x80 addi.d I, I, -1 add.d P1, P1, T1 blt ZERO, I, .L_2I1 .L_2N15: andi I, N, 0x08 beq ZERO, I, .L_2N7 xvld U0, S1, 0x00 xvld U1, S1, 0x20 xvld U2, S2, 0x00 xvld U3, S2, 0x20 xvst U0, P2, 0x00 xvst U1, P2, 0x20 xvst U2, P2, 0x40 xvst U3, P2, 0x60 addi.d S1, S1, 0x40 addi.d S2, S2, 0x40 addi.d P2, P2, 0x80 .L_2N7: andi I, N, 0x04 beq ZERO, I, .L_2N3 xvld U0, S1, 0x00 xvld U1, S2, 0x00 xvst U0, P3, 0x00 xvst U1, P3, 0x20 addi.d S1, S1, 0x20 addi.d S2, S2, 0x20 addi.d P3, P3, 0x40 .L_2N3: andi I, N, 0x02 beq ZERO, I, .L_2N1 xvld U0, S1, 0x00 xvld U1, S2, 0x00 xvpermi.q U0, U1, 0x02 xvst U0, P4, 0x00 addi.d S1, S1, 0x10 addi.d S2, S2, 0x10 addi.d P4, P4, 0x20 .L_2N1: andi I, N, 0x01 beq ZERO, I, .L_M1 fld.d F0, S1, 0x00 fld.d F1, S2, 0x00 fst.d F0, P5, 0x00 fst.d F1, P5, 0x08 addi.d S1, S1, 0x08 addi.d S2, S2, 0x08 addi.d P5, P5, 0x10 .L_M1: andi J, M, 0x01 beq ZERO, J, .L_M0 move S1, S0 add.d S2, S0, TL move P1, P0 addi.d P0, P0, 0x80 srai.d I, N, 0x04 beq ZERO, I, .L_1N15 .L_1I1: /* I-- */ xvld U0, S1, 0x00 xvld U1, S1, 0x20 xvld U2, S1, 0x40 xvld U3, S1, 0x60 xvst U0, P1, 0x00 xvst U1, P1, 0x20 xvst U2, P1, 0x40 xvst U3, P1, 0x60 addi.d S1, S1, 0x80 addi.d I, I, -1 add.d P1, P1, T1 blt ZERO, I, .L_1I1 .L_1N15: andi I, N, 0x08 beq ZERO, I, .L_1N7 xvld U0, S1, 0x00 xvld U1, S1, 0x20 xvst U0, P2, 0x00 xvst U1, P2, 0x20 addi.d S1, S1, 0x40 addi.d P2, P2, 0x40 .L_1N7: andi I, N, 0x04 beq ZERO, I, .L_1N3 xvld U0, S1, 0x00 xvst U0, P3, 0x00 addi.d S1, S1, 0x20 addi.d P3, P3, 0x20 .L_1N3: andi I, N, 0x02 beq ZERO, I, .L_1N1 fld.d F0, S1, 0x00 fld.d F1, S1, 0x08 fst.d F0, P4, 0x00 fst.d F1, P4, 0x08 addi.d S1, S1, 0x10 addi.d P4, P4, 0x10 .L_1N1: andi I, N, 0x01 beq ZERO, I, .L_M0 fld.d F0, S1, 0x00 fst.d F0, P5, 0x00 addi.d S1, S1, 0x08 addi.d P5, P5, 0x08 .L_M0: LDARG $r23, $sp, 0 LDARG $r24, $sp, 8 LDARG $r25, $sp, 16 LDARG $r26, $sp, 24 LDARG $r27, $sp, 32 LDARG $r28, $sp, 40 LDARG $r29, $sp, 48 addi.d $sp, $sp, 56 jirl $r0, $r1, 0x00 EPILOGUE