Files
OpenBLAS/kernel/loongarch64/zgemm_ncopy_4_lsx.S

332 lines
8.4 KiB
ArmAsm

/*******************************************************************************
Copyright (c) 2024, 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 S1 $r12
#define S2 $r13
#define S3 $r14
#define S4 $r15
#define S5 $r16
#define S6 $r17
#define S7 $r18
#define TD $r20
#define TS $r11
#define TL $r19
#define T0 $r23
#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
/* LSX vectors */
#define U0 $vr0
#define U1 $vr1
#define U2 $vr2
#define U3 $vr3
#define U4 $vr4
#define U5 $vr5
#define U6 $vr6
#define U7 $vr7
#define U8 $vr8
#define U9 $vr9
#define U10 $vr10
#define U11 $vr11
#define U12 $vr12
#define U13 $vr13
#define U14 $vr14
#define U15 $vr15
PROLOGUE
addi.d $sp, $sp, -8
SDARG $r23, $sp, 0
move TD, DST //boffset
move TS, SRC //aoffset
slli.d TL, LDA, 0x03
slli.d TL, TL, 0x01
srai.d J, N, 0x02
beq J, ZERO, .L_N0
.L_J1: /* J-- */
move S1, TS
add.d S2, S1, TL
add.d S3, S2, TL
add.d S4, S3, TL
slli.d T0, TL, 0x02
add.d TS, TS, T0
srai.d I, M, 0x02
beq I, ZERO, .L_I3
.L_I1: /* I-- */
vld U0, S1, 0x00
vld U1, S1, 0x10
vld U2, S1, 0x20
vld U3, S1, 0x30
vld U4, S2, 0x00
vld U5, S2, 0x10
vld U6, S2, 0x20
vld U7, S2, 0x30
vld U8, S3, 0x00
vld U9, S3, 0x10
vld U10, S3, 0x20
vld U11, S3, 0x30
vld U12, S4, 0x00
vld U13, S4, 0x10
vld U14, S4, 0x20
vld U15, S4, 0x30
vst U0, TD, 0x00
vst U4, TD, 0x10
vst U8, TD, 0x20
vst U12, TD, 0x30
vst U1, TD, 0x40
vst U5, TD, 0x50
vst U9, TD, 0x60
vst U13, TD, 0x70
vst U2, TD, 0x80
vst U6, TD, 0x90
vst U10, TD, 0xa0
vst U14, TD, 0xb0
vst U3, TD, 0xc0
vst U7, TD, 0xd0
vst U11, TD, 0xe0
vst U15, TD, 0xf0
addi.d S1, S1, 0x40 // a_offset
addi.d S2, S2, 0x40
addi.d S3, S3, 0x40
addi.d S4, S4, 0x40
addi.d TD, TD, 0x100 // b_offset
addi.d I, I, -1
blt ZERO, I, .L_I1
.L_I3: /* if(m&2) */
andi I, M, 0x02
beq I, ZERO, .L_II20
vld U0, S1, 0x00
vld U1, S1, 0x10
vld U2, S2, 0x00
vld U3, S2, 0x10
vld U4, S3, 0x00
vld U5, S3, 0x10
vld U6, S4, 0x00
vld U7, S4, 0x10
vst U0, TD, 0x00
vst U2, TD, 0x10
vst U4, TD, 0x20
vst U6, TD, 0x30
vst U1, TD, 0x40
vst U3, TD, 0x50
vst U5, TD, 0x60
vst U7, TD, 0x70
addi.d S1, S1, 0x20
addi.d S2, S2, 0x20
addi.d S3, S3, 0x20
addi.d S4, S4, 0x20
addi.d TD, TD, 0x80
.L_II20: /* if(m&1) */
andi I, M, 0x01
beq I, ZERO, .L_J0
vld U0, S1, 0x00
vld U1, S2, 0x00
vld U2, S3, 0x00
vld U3, S4, 0x00
vst U0, TD, 0x00
vst U1, TD, 0x10
vst U2, TD, 0x20
vst U3, TD, 0x30
addi.d TD, TD, 0x40
.L_J0:
addi.d J, J, -1
blt ZERO, J, .L_J1
.L_N0: /* if(n&2) */
andi I, N, 0x02
beq ZERO, I, .L_N20
move S1, TS
add.d S2, S1, TL
slli.d T0, TL, 0x01
add.d TS, TS, T0
srai.d I, M, 0x02
beq ZERO, I, .L_N10
.L_N11: /* if(i>0) */
vld U0, S1, 0x00
vld U1, S1, 0x10
vld U2, S1, 0x20
vld U3, S1, 0x30
vld U4, S2, 0x00
vld U5, S2, 0x10
vld U6, S2, 0x20
vld U7, S2, 0x30
vst U0, TD, 0x00
vst U4, TD, 0x10
vst U1, TD, 0x20
vst U5, TD, 0x30
vst U2, TD, 0x40
vst U6, TD, 0x50
vst U3, TD, 0x60
vst U7, TD, 0x70
addi.d S1, S1, 0x40 // a_offset
addi.d S2, S2, 0x40
addi.d TD, TD, 0x80 // b_offset
addi.d I, I, -1
blt ZERO, I, .L_N11
.L_N10: /* if(m&2) */
andi I, M, 0x02
beq I, ZERO, .L_N130
vld U0, S1, 0x00
vld U1, S1, 0x10
vld U2, S2, 0x00
vld U3, S2, 0x10
vst U0, TD, 0x00
vst U2, TD, 0x10
vst U1, TD, 0x20
vst U3, TD, 0x30
addi.d S1, S1, 0x20 // a_offset
addi.d S2, S2, 0x20
addi.d TD, TD, 0x40 // b_offset
.L_N130: /* if(m&1) */
andi I, M, 0x01
beq I, ZERO, .L_N20
vld U0, S1, 0x00
vld U1, S2, 0x00
vst U0, TD, 0x00
vst U1, TD, 0x10
addi.d TD, TD, 0x20
.L_N20: /* if(n&1) */
andi I, N, 0x01
beq I, ZERO, .L_N00
move S1, TS
srai.d I, M, 0x02
beq I, ZERO, .L_N30
.L_N21: /* if(i>0) */
vld U0, S1, 0x00
vld U1, S1, 0x10
vld U2, S1, 0x20
vld U3, S1, 0x30
vst U0, TD, 0x00
vst U1, TD, 0x10
vst U2, TD, 0x20
vst U3, TD, 0x30
addi.d S1, S1, 0x40 // aoffset1
addi.d TD, TD, 0x40 // b_offset
addi.d I, I, -1
blt ZERO, I, .L_N21
.L_N30: /* if(m&2) */
andi I, M, 0x02
beq I, ZERO, .L_N330
vld U0, S1, 0x00
vld U1, S1, 0x10
vst U0, TD, 0x00
vst U1, TD, 0x10
addi.d S1, S1, 0x20 // aoffset1
addi.d TD, TD, 0x20 // b_offset
.L_N330: /* if(m&1) */
andi I, M, 0x01
beq I, ZERO, .L_N00
vld U0, S1, 0x00
vst U0, TD, 0x00
.L_N00:
LDARG $r23, $sp, 0
addi.d $sp, $sp, 8
jirl $r0, $r1, 0x00
EPILOGUE