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loongarch64: Add {c/z}swap and {c/z}sum optimization

tags/v0.3.26
gxw Shiyou Yin 1 year ago
parent
edabb93668
commit
546f13558c
6 changed files with 1367 additions and 0 deletions
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  1. +6
    -0
      kernel/loongarch64/KERNEL.LOONGSON2K1000
  2. +6
    -0
      kernel/loongarch64/KERNEL.LOONGSON3R5
  3. +274
    -0
      kernel/loongarch64/csum_lasx.S
  4. +266
    -0
      kernel/loongarch64/csum_lsx.S
  5. +394
    -0
      kernel/loongarch64/cswap_lasx.S
  6. +421
    -0
      kernel/loongarch64/cswap_lsx.S

+ 6
- 0
kernel/loongarch64/KERNEL.LOONGSON2K1000 View File

@@ -75,6 +75,12 @@ DNRM2KERNEL = dnrm2_lsx.S
CNRM2KERNEL = cnrm2_lsx.S
ZNRM2KERNEL = znrm2_lsx.S

CSWAPKERNEL = cswap_lsx.S
ZSWAPKERNEL = cswap_lsx.S

CSUMKERNEL = csum_lsx.S
ZSUMKERNEL = csum_lsx.S

DGEMMKERNEL = dgemm_kernel_8x4.S
DGEMMINCOPY = dgemm_ncopy_8_lsx.S
DGEMMITCOPY = dgemm_tcopy_8_lsx.S


+ 6
- 0
kernel/loongarch64/KERNEL.LOONGSON3R5 View File

@@ -75,6 +75,12 @@ DNRM2KERNEL = dnrm2_lasx.S
CNRM2KERNEL = cnrm2_lasx.S
ZNRM2KERNEL = znrm2_lasx.S

CSWAPKERNEL = cswap_lasx.S
ZSWAPKERNEL = cswap_lasx.S

CSUMKERNEL = csum_lasx.S
ZSUMKERNEL = csum_lasx.S

DGEMMKERNEL = dgemm_kernel_16x4.S
DGEMMINCOPY = dgemm_ncopy_16.S
DGEMMITCOPY = dgemm_tcopy_16.S


+ 274
- 0
kernel/loongarch64/csum_lasx.S View File

@@ -0,0 +1,274 @@
/*******************************************************************************
Copyright (c) 2023, 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"
#define N $r4
#define X $r5
#define INCX $r6
#define I $r17
#define TEMP $r18
#define t1 $r15
#define t2 $r12
#define t3 $r13
#define t4 $r14
#define a1 $f12
#define a2 $f13
#define a3 $f14
#define a4 $f15
#define s1 $f16
#define VX0 $xr12
#define VX1 $xr13
#define VX2 $xr14
#define VX3 $xr15
#define res1 $xr16
#define res2 $xr17
PROLOGUE
xvxor.v res1, res1, res1
xvxor.v res2, res2, res2
bge $r0, N, .L999
bge $r0, INCX, .L999
li.d TEMP, 1
slli.d TEMP, TEMP, ZBASE_SHIFT
slli.d INCX, INCX, ZBASE_SHIFT
srai.d I, N, 3
bne INCX, TEMP, .L20
bge $r0, I, .L13
.align 3

.L11:
#ifdef DOUBLE
xvld VX0, X, 0 * SIZE
xvld VX1, X, 4 * SIZE
xvfadd.d res2, VX0, VX1
xvfadd.d res1, res1, res2
xvld VX2, X, 8 * SIZE
xvld VX3, X, 12 * SIZE
xvfadd.d res2, VX2, VX3
xvfadd.d res1, res1, res2
#else
xvld VX0, X, 0 * SIZE
xvld VX1, X, 8 * SIZE
xvfadd.s res2, VX0, VX1
xvfadd.s res1, res2, res1
#endif
addi.d X, X, 16 * SIZE
addi.d I, I, -1
blt $r0, I, .L11
.align 3

.L12:
#ifdef DOUBLE
xvpickve.d VX1, res1, 1
xvpickve.d VX2, res1, 2
xvpickve.d VX3, res1, 3
xvfadd.d res1, VX1, res1
xvfadd.d res1, VX2, res1
xvfadd.d res1, VX3, res1
#else
xvfadd.s res2, res1, res2
xvpickve.w VX1, res1, 1
xvpickve.w VX2, res1, 2
xvpickve.w VX3, res1, 3
xvfadd.s res1, VX1, res1
xvfadd.s res1, VX2, res1
xvfadd.s res1, VX3, res1
xvpickve.w VX0, res2, 4
xvpickve.w VX1, res2, 5
xvpickve.w VX2, res2, 6
xvpickve.w VX3, res2, 7
xvfadd.s res1, VX0, res1
xvfadd.s res1, VX1, res1
xvfadd.s res1, VX2, res1
xvfadd.s res1, VX2, res1
#endif
.align 3

.L13:
andi I, N, 7
bge $r0, I, .L999
.align 3

.L14:
LD a1, X, 0 * SIZE
LD a2, X, 1 * SIZE
ADD a1, a1, a2
ADD s1, a1, s1

addi.d I, I, -1
addi.d X, X, 2 * SIZE
blt $r0, I, .L14
b .L999
.align 3

.L20:
bge $r0, I, .L23
.align 3

.L21:
#ifdef DOUBLE
ld.d t1, X, 0 * SIZE
ld.d t2, X, 1 * SIZE
add.d X, X, INCX
ld.d t3, X, 0 * SIZE
ld.d t4, X, 1 * SIZE
add.d X, X, INCX
xvinsgr2vr.d VX0, t1, 0
xvinsgr2vr.d VX0, t2, 1
xvinsgr2vr.d VX0, t3, 2
xvinsgr2vr.d VX0, t4, 3
ld.d t1, X, 0 * SIZE
ld.d t2, X, 1 * SIZE
add.d X, X, INCX
ld.d t3, X, 0 * SIZE
ld.d t4, X, 1 * SIZE
add.d X, X, INCX
xvinsgr2vr.d VX1, t1, 0
xvinsgr2vr.d VX1, t2, 1
xvinsgr2vr.d VX1, t3, 2
xvinsgr2vr.d VX1, t4, 3
xvfadd.d res2, VX0, VX1
xvfadd.d res1, res1, res2
ld.d t1, X, 0 * SIZE
ld.d t2, X, 1 * SIZE
add.d X, X, INCX
ld.d t3, X, 0 * SIZE
ld.d t4, X, 1 * SIZE
add.d X, X, INCX
xvinsgr2vr.d VX0, t1, 0
xvinsgr2vr.d VX0, t2, 1
xvinsgr2vr.d VX0, t3, 2
xvinsgr2vr.d VX0, t4, 3
ld.d t1, X, 0 * SIZE
ld.d t2, X, 1 * SIZE
add.d X, X, INCX
ld.d t3, X, 0 * SIZE
ld.d t4, X, 1 * SIZE
add.d X, X, INCX
xvinsgr2vr.d VX1, t1, 0
xvinsgr2vr.d VX1, t2, 1
xvinsgr2vr.d VX1, t3, 2
xvinsgr2vr.d VX1, t4, 3
xvfadd.d res2, VX0, VX1
xvfadd.d res1, res1, res2
#else
ld.w t1, X, 0 * SIZE
ld.w t2, X, 1 * SIZE
add.d X, X, INCX
ld.w t3, X, 0 * SIZE
ld.w t4, X, 1 * SIZE
add.d X, X, INCX
xvinsgr2vr.w VX0, t1, 0
xvinsgr2vr.w VX0, t2, 1
xvinsgr2vr.w VX0, t3, 2
xvinsgr2vr.w VX0, t4, 3
ld.w t1, X, 0 * SIZE
ld.w t2, X, 1 * SIZE
add.d X, X, INCX
ld.w t3, X, 0 * SIZE
ld.w t4, X, 1 * SIZE
add.d X, X, INCX
xvinsgr2vr.w VX0, t1, 4
xvinsgr2vr.w VX0, t2, 5
xvinsgr2vr.w VX0, t3, 6
xvinsgr2vr.w VX0, t4, 7
ld.w t1, X, 0 * SIZE
ld.w t2, X, 1 * SIZE
add.d X, X, INCX
ld.w t3, X, 0 * SIZE
ld.w t4, X, 1 * SIZE
add.d X, X, INCX
xvinsgr2vr.w VX1, t1, 0
xvinsgr2vr.w VX1, t2, 1
xvinsgr2vr.w VX1, t3, 2
xvinsgr2vr.w VX1, t4, 3
ld.w t1, X, 0 * SIZE
ld.w t2, X, 1 * SIZE
add.d X, X, INCX
ld.w t3, X, 0 * SIZE
ld.w t4, X, 1 * SIZE
add.d X, X, INCX
xvinsgr2vr.w VX1, t1, 4
xvinsgr2vr.w VX1, t2, 5
xvinsgr2vr.w VX1, t3, 6
xvinsgr2vr.w VX1, t4, 7
xvfadd.s res2, VX0, VX1
xvfadd.s res1, res2, res1
#endif
addi.d I, I, -1
blt $r0, I, .L21
.align 3

.L22:
#ifdef DOUBLE
xvpickve.d VX1, res1, 1
xvpickve.d VX2, res1, 2
xvpickve.d VX3, res1, 3
xvfadd.d res1, VX1, res1
xvfadd.d res1, VX2, res1
xvfadd.d res1, VX3, res1
#else
xvfadd.s res2, res1, res2
xvpickve.w VX1, res1, 1
xvpickve.w VX2, res1, 2
xvpickve.w VX3, res1, 3
xvfadd.s res1, VX1, res1
xvfadd.s res1, VX2, res1
xvfadd.s res1, VX3, res1
xvpickve.w VX0, res2, 4
xvpickve.w VX1, res2, 5
xvpickve.w VX2, res2, 6
xvpickve.w VX3, res2, 7
xvfadd.s res1, VX0, res1
xvfadd.s res1, VX1, res1
xvfadd.s res1, VX2, res1
xvfadd.s res1, VX2, res1
#endif
.align 3

.L23:
andi I, N, 7
bge $r0, I, .L999
.align 3

.L24:
LD a1, X, 0 * SIZE
LD a2, X, 1 * SIZE
ADD a1, a1, a2
ADD s1, a1, s1

addi.d I, I, -1
add.d X, X, INCX
blt $r0, I, .L24
.align 3

.L999:
fmov.s $f0, $f16
jirl $r0, $r1, 0x0
.align 3

EPILOGUE

+ 266
- 0
kernel/loongarch64/csum_lsx.S View File

@@ -0,0 +1,266 @@
/*******************************************************************************
Copyright (c) 2023, 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"
#define N $r4
#define X $r5
#define INCX $r6
#define I $r17
#define TEMP $r18
#define t1 $r15
#define t2 $r12
#define t3 $r13
#define t4 $r14
#define a1 $f12
#define a2 $f13
#define a3 $f14
#define a4 $f15
#define s1 $f16
#define VX0 $vr12
#define VX1 $vr13
#define VX2 $vr14
#define VX3 $vr15
#define res1 $vr16
#define res2 $vr17
#define res3 $vr18
PROLOGUE
vxor.v res1, res1, res1
vxor.v res2, res2, res2
bge $r0, N, .L999
bge $r0, INCX, .L999
li.d TEMP, 1
slli.d TEMP, TEMP, ZBASE_SHIFT
slli.d INCX, INCX, ZBASE_SHIFT
srai.d I, N, 3
bne INCX, TEMP, .L20
bge $r0, I, .L13
.align 3

.L11:
#ifdef DOUBLE
vld VX0, X, 0 * SIZE
vld VX1, X, 2 * SIZE
vfadd.d res2, VX0, VX1
vfadd.d res1, res1, res2
vld VX2, X, 4 * SIZE
vld VX3, X, 6 * SIZE
vfadd.d res2, VX2, VX3
vfadd.d res1, res1, res2
vld VX0, X, 8 * SIZE
vld VX1, X, 10 * SIZE
vfadd.d res2, VX0, VX1
vfadd.d res1, res1, res2
vld VX2, X, 12 * SIZE
vld VX3, X, 14 * SIZE
vfadd.d res2, VX2, VX3
vfadd.d res1, res1, res2
#else
vld VX0, X, 0 * SIZE
vld VX1, X, 4 * SIZE
vfadd.s res2, VX0, VX1
vld VX2, X, 8 * SIZE
vld VX3, X, 12 * SIZE
vfadd.s res3, VX2, VX3
vfadd.s res2, res3, res2
vfadd.s res1, res1, res2
#endif

addi.d I, I, -1
addi.d X, X, 16 * SIZE
blt $r0, I, .L11
.align 3

.L12:
#ifdef DOUBLE
vreplvei.d VX1, res1, 1
vfadd.d res1, VX1, res1
#else
vreplvei.w VX1, res1, 1
vreplvei.w VX2, res1, 2
vreplvei.w VX3, res1, 3
vfadd.s res1, VX1, res1
vfadd.s res1, VX2, res1
vfadd.s res1, VX3, res1
#endif
.align 3

.L13:
andi I, N, 7
bge $r0, I, .L999
.align 3

.L14:
LD a1, X, 0 * SIZE
LD a2, X, 1 * SIZE
ADD a1, a1, a2
ADD s1, a1, s1
addi.d I, I, -1
addi.d X, X, 2 * SIZE
blt $r0, I, .L14
b .L999
.align 3

.L20:
bge $r0, I, .L23
.align 3

.L21:
#ifdef DOUBLE
ld.d t1, X, 0 * SIZE
ld.d t2, X, 1 * SIZE
add.d X, X, INCX
vinsgr2vr.d VX0, t1, 0
vinsgr2vr.d VX0, t2, 1
ld.d t1, X, 0 * SIZE
ld.d t2, X, 1 * SIZE
vinsgr2vr.d VX1, t1, 0
vinsgr2vr.d VX1, t2, 1
add.d X, X, INCX
vfadd.d res2, VX0, VX1
vfadd.d res1, res1, res2
ld.d t3, X, 0 * SIZE
ld.d t4, X, 1 * SIZE
add.d X, X, INCX
vinsgr2vr.d VX0, t3, 0
vinsgr2vr.d VX0, t4, 1
ld.d t3, X, 0 * SIZE
ld.d t4, X, 1 * SIZE
vinsgr2vr.d VX1, t3, 0
vinsgr2vr.d VX1, t4, 1
add.d X, X, INCX
vfadd.d res2, VX0, VX1
vfadd.d res1, res1, res2
ld.d t1, X, 0 * SIZE
ld.d t2, X, 1 * SIZE
add.d X, X, INCX
vinsgr2vr.d VX0, t1, 0
vinsgr2vr.d VX0, t2, 1
ld.d t1, X, 0 * SIZE
ld.d t2, X, 1 * SIZE
vinsgr2vr.d VX1, t1, 0
vinsgr2vr.d VX1, t2, 1
add.d X, X, INCX
vfadd.d res2, VX0, VX1
vfadd.d res1, res1, res2
ld.d t3, X, 0 * SIZE
ld.d t4, X, 1 * SIZE
add.d X, X, INCX
vinsgr2vr.d VX0, t3, 0
vinsgr2vr.d VX0, t4, 1
ld.d t3, X, 0 * SIZE
ld.d t4, X, 1 * SIZE
vinsgr2vr.d VX1, t3, 0
vinsgr2vr.d VX1, t4, 1
add.d X, X, INCX
vfadd.d res2, VX0, VX1
vfadd.d res1, res1, res2
#else
ld.w t1, X, 0 * SIZE
ld.w t2, X, 1 * SIZE
add.d X, X, INCX
ld.w t3, X, 0 * SIZE
ld.w t4, X, 1 * SIZE
add.d X, X, INCX
vinsgr2vr.w VX0, t1, 0
vinsgr2vr.w VX0, t2, 1
vinsgr2vr.w VX0, t3, 2
vinsgr2vr.w VX0, t4, 3
ld.w t1, X, 0 * SIZE
ld.w t2, X, 1 * SIZE
add.d X, X, INCX
ld.w t3, X, 0 * SIZE
ld.w t4, X, 1 * SIZE
add.d X, X, INCX
vinsgr2vr.w VX1, t1, 0
vinsgr2vr.w VX1, t2, 1
vinsgr2vr.w VX1, t3, 2
vinsgr2vr.w VX1, t4, 3
vfadd.s res2, VX0, VX1
ld.w t1, X, 0 * SIZE
ld.w t2, X, 1 * SIZE
add.d X, X, INCX
ld.w t3, X, 0 * SIZE
ld.w t4, X, 1 * SIZE
add.d X, X, INCX
vinsgr2vr.w VX2, t1, 0
vinsgr2vr.w VX2, t2, 1
vinsgr2vr.w VX2, t3, 2
vinsgr2vr.w VX2, t4, 3
ld.w t1, X, 0 * SIZE
ld.w t2, X, 1 * SIZE
add.d X, X, INCX
ld.w t3, X, 0 * SIZE
ld.w t4, X, 1 * SIZE
add.d X, X, INCX
vinsgr2vr.w VX3, t1, 0
vinsgr2vr.w VX3, t2, 1
vinsgr2vr.w VX3, t3, 2
vinsgr2vr.w VX3, t4, 3
vfadd.s res3, VX2, VX3
vfadd.s res2, res3, res2
vfadd.s res1, res1, res2
#endif
addi.d I, I, -1
blt $r0, I, .L21
.align 3

.L22:
#ifdef DOUBLE
vreplvei.d VX1, res1, 1
vfadd.d res1, VX1, res1
#else
vreplvei.w VX1, res1, 1
vreplvei.w VX2, res1, 2
vreplvei.w VX3, res1, 3
vfadd.s res1, VX1, res1
vfadd.s res1, VX2, res1
vfadd.s res1, VX3, res1
#endif
.align 3

.L23:
andi I, N, 7
bge $r0, I, .L999
.align 3

.L24:
LD a1, X, 0 * SIZE
LD a2, X, 1 * SIZE
ADD a1, a1, a2
ADD s1, a1, s1
addi.d I, I, -1
add.d X, X, INCX
blt $r0, I, .L24
.align 3

.L999:
fmov.s $f0, $f16
jirl $r0, $r1, 0x0
.align 3

EPILOGUE

+ 394
- 0
kernel/loongarch64/cswap_lasx.S View File

@@ -0,0 +1,394 @@
/*******************************************************************************
Copyright (c) 2023, 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"
#define N $r4
#define X $r7
#define INCX $r8
#define Y $r9
#define INCY $r10

#define I $r17
#define TEMP $r18
#define XX $r5
#define YY $r6
#define t1 $r14
#define t2 $r15
#define t3 $r16
#define t4 $r19
#define a1 $f12
#define a2 $f13
#define a3 $f14
#define a4 $f15
#define b1 $f16
#define b2 $f17
#define b3 $f18
#define b4 $f19
#define VX0 $xr12
#define VX1 $xr13
#define VX2 $xr14
#define VX3 $xr15


PROLOGUE
bge $r0, N, .L999
li.d TEMP, 1
slli.d TEMP, TEMP, ZBASE_SHIFT
slli.d INCX, INCX, ZBASE_SHIFT
slli.d INCY, INCY, ZBASE_SHIFT
srai.d I, N, 2
bne INCX, TEMP, .L20
bne INCY, TEMP, .L12 // INCX==1 and INCY!=1
b .L11 // INCX==1 and INCY==1
.L20:
bne INCY, TEMP, .L22 // INCX!=1 and INCY!=1
b .L21 // INCX!=1 and INCY==1

.L11:
bge $r0, I, .L112
.align 3

.L111:
#ifdef DOUBLE
xvld VX0, X, 0 * SIZE
xvld VX1, X, 4 * SIZE
xvld VX2, Y, 0 * SIZE
xvld VX3, Y, 4 * SIZE
xvst VX2, X, 0 * SIZE
xvst VX3, X, 4 * SIZE
xvst VX0, Y, 0 * SIZE
xvst VX1, Y, 4 * SIZE
#else
xvld VX0, X, 0 * SIZE
xvld VX2, Y, 0 * SIZE
xvst VX2, X, 0 * SIZE
xvst VX0, Y, 0 * SIZE
#endif
addi.d X, X, 8 * SIZE
addi.d Y, Y, 8 * SIZE
addi.d I, I, -1
blt $r0, I, .L111
.align 3

.L112:
andi I, N, 3
bge $r0, I, .L999
.align 3
.L113:
LD a1, X, 0 * SIZE
LD a2, X, 1 * SIZE
LD a3, Y, 0 * SIZE
LD a4, Y, 1 * SIZE
ST a1, Y, 0 * SIZE
ST a2, Y, 1 * SIZE
ST a3, X, 0 * SIZE
ST a4, X, 1 * SIZE
addi.d I, I, -1
addi.d X, X, 2 * SIZE
addi.d Y, Y, 2 * SIZE
blt $r0, I, .L113
b .L999
.align 3

.L12: // INCX==1 and INCY!=1
bge $r0, I, .L122
.align 3

.L121:
#ifdef DOUBLE
xvld VX0, X, 0 * SIZE
ld.d t1, Y, 0 * SIZE
xvstelm.d VX0, Y, 0 * SIZE, 0
ld.d t2, Y, 1 * SIZE
xvstelm.d VX0, Y, 1 * SIZE, 1
add.d Y, Y, INCY
ld.d t3, Y, 0 * SIZE
xvstelm.d VX0, Y, 0 * SIZE, 2
ld.d t4, Y, 1 * SIZE
xvstelm.d VX0, Y, 1 * SIZE, 3
xvinsgr2vr.d VX2, t1, 0
xvinsgr2vr.d VX2, t2, 1
xvinsgr2vr.d VX2, t3, 2
xvinsgr2vr.d VX2, t4, 3
add.d Y, Y, INCY
xvst VX2, X, 0 * SIZE
xvld VX1, X, 4 * SIZE
ld.d t1, Y, 0 * SIZE
xvstelm.d VX1, Y, 0 * SIZE, 0
ld.d t2, Y, 1 * SIZE
xvstelm.d VX1, Y, 1 * SIZE, 1
add.d Y, Y, INCY
ld.d t3, Y, 0 * SIZE
xvstelm.d VX1, Y, 0 * SIZE, 2
ld.d t4, Y, 1 * SIZE
xvstelm.d VX1, Y, 1 * SIZE, 3
xvinsgr2vr.d VX3, t1, 0
xvinsgr2vr.d VX3, t2, 1
xvinsgr2vr.d VX3, t3, 2
xvinsgr2vr.d VX3, t4, 3
add.d Y, Y, INCY
xvst VX3, X, 4 * SIZE
#else
xvld VX0, X, 0 * SIZE
ld.w t1, Y, 0 * SIZE
xvstelm.w VX0, Y, 0 * SIZE, 0
ld.w t2, Y, 1 * SIZE
xvstelm.w VX0, Y, 1 * SIZE, 1
add.d Y, Y, INCY
ld.w t3, Y, 0 * SIZE
xvstelm.w VX0, Y, 0 * SIZE, 2
ld.w t4, Y, 1 * SIZE
xvstelm.w VX0, Y, 1 * SIZE, 3
xvinsgr2vr.w VX2, t1, 0
xvinsgr2vr.w VX2, t2, 1
xvinsgr2vr.w VX2, t3, 2
xvinsgr2vr.w VX2, t4, 3
add.d Y, Y, INCY
ld.w t1, Y, 0 * SIZE
xvstelm.w VX0, Y, 0 * SIZE, 4
ld.w t2, Y, 1 * SIZE
xvstelm.w VX0, Y, 1 * SIZE, 5
add.d Y, Y, INCY
ld.w t3, Y, 0 * SIZE
xvstelm.w VX0, Y, 0 * SIZE, 6
ld.w t4, Y, 1 * SIZE
xvstelm.w VX0, Y, 1 * SIZE, 7
xvinsgr2vr.w VX2, t1, 4
xvinsgr2vr.w VX2, t2, 5
xvinsgr2vr.w VX2, t3, 6
xvinsgr2vr.w VX2, t4, 7
add.d Y, Y, INCY
xvst VX2, X, 0 * SIZE
#endif
addi.d X, X, 8 * SIZE
addi.d I, I, -1
blt $r0, I, .L121
.align 3

.L122:
andi I, N, 3
bge $r0, I, .L999
.align 3

.L123:
LD a1, X, 0 * SIZE
LD a2, X, 1 * SIZE
LD a3, Y, 0 * SIZE
LD a4, Y, 1 * SIZE
ST a1, Y, 0 * SIZE
ST a2, Y, 1 * SIZE
ST a3, X, 0 * SIZE
ST a4, X, 1 * SIZE
addi.d I, I, -1
addi.d X, X, 2 * SIZE
add.d Y, Y, INCY
blt $r0, I, .L123
b .L999
.align 3

.L21:
bge $r0, I, .L212
.align 3

.L211:
#ifdef DOUBLE
xvld VX2, Y, 0 * SIZE
ld.d t1, X, 0 * SIZE
xvstelm.d VX2, X, 0 * SIZE, 0
ld.d t2, X, 1 * SIZE
xvstelm.d VX2, X, 1 * SIZE, 1
add.d X, X, INCX
ld.d t3, X, 0 * SIZE
xvstelm.d VX2, X, 0 * SIZE, 2
ld.d t4, X, 1 * SIZE
xvstelm.d VX2, X, 1 * SIZE, 3
xvinsgr2vr.d VX0, t1, 0
xvinsgr2vr.d VX0, t2, 1
xvinsgr2vr.d VX0, t3, 2
xvinsgr2vr.d VX0, t4, 3
add.d X, X, INCX
xvst VX0, Y, 0 * SIZE
xvld VX3, Y, 4 * SIZE
ld.d t1, X, 0 * SIZE
xvstelm.d VX3, X, 0 * SIZE, 0
ld.d t2, X, 1 * SIZE
xvstelm.d VX3, X, 1 * SIZE, 1
add.d X, X, INCX
ld.d t3, X, 0 * SIZE
xvstelm.d VX3, X, 0 * SIZE, 2
ld.d t4, X, 1 * SIZE
xvstelm.d VX3, X, 1 * SIZE, 3
xvinsgr2vr.d VX1, t1, 0
xvinsgr2vr.d VX1, t2, 1
xvinsgr2vr.d VX1, t3, 2
xvinsgr2vr.d VX1, t4, 3
add.d X, X, INCX
xvst VX1, Y, 4 * SIZE
#else
xvld VX2, Y, 0 * SIZE
ld.w t1, X, 0 * SIZE
xvstelm.w VX2, X, 0 * SIZE, 0
ld.w t2, X, 1 * SIZE
xvstelm.w VX2, X, 1 * SIZE, 1
add.d X, X, INCX
ld.w t3, X, 0 * SIZE
xvstelm.w VX2, X, 0 * SIZE, 2
ld.w t4, X, 1 * SIZE
xvstelm.w VX2, X, 1 * SIZE, 3
xvinsgr2vr.w VX0, t1, 0
xvinsgr2vr.w VX0, t2, 1
xvinsgr2vr.w VX0, t3, 2
xvinsgr2vr.w VX0, t4, 3
add.d X, X, INCX
ld.w t1, X, 0 * SIZE
xvstelm.w VX2, X, 0 * SIZE, 4
ld.w t2, X, 1 * SIZE
xvstelm.w VX2, X, 1 * SIZE, 5
add.d X, X, INCX
ld.w t3, X, 0 * SIZE
xvstelm.w VX2, X, 0 * SIZE, 6
ld.w t4, X, 1 * SIZE
xvstelm.w VX2, X, 1 * SIZE, 7
xvinsgr2vr.w VX0, t1, 4
xvinsgr2vr.w VX0, t2, 5
xvinsgr2vr.w VX0, t3, 6
xvinsgr2vr.w VX0, t4, 7
add.d X, X, INCX
xvst VX0, Y, 0 * SIZE
#endif
addi.d Y, Y, 8 * SIZE
addi.d I, I, -1
blt $r0, I, .L211
.align 3

.L212:
andi I, N, 3
bge $r0, I, .L999
.align 3

.L213:
LD a1, X, 0 * SIZE
LD a2, X, 1 * SIZE
LD a3, Y, 0 * SIZE
LD a4, Y, 1 * SIZE
ST a1, Y, 0 * SIZE
ST a2, Y, 1 * SIZE
ST a3, X, 0 * SIZE
ST a4, X, 1 * SIZE
addi.d I, I, -1
add.d X, X, INCX
addi.d Y, Y, 2 * SIZE
blt $r0, I, .L213
b .L999
.align 3

.L22:
bge $r0, I, .L223
.align 3
move XX, X

.L222:
LD a1, X, 0 * SIZE
LD a2, X, 1 * SIZE
add.d X, X, INCX
LD a3, X, 0 * SIZE
LD a4, X, 1 * SIZE
add.d X, X, INCX
LD b1, Y, 0 * SIZE
ST a1, Y, 0 * SIZE
LD b2, Y, 1 * SIZE
ST a2, Y, 1 * SIZE
add.d Y, Y, INCY
LD b3, Y, 0 * SIZE
ST a3, Y, 0 * SIZE
LD b4, Y, 1 * SIZE
ST a4, Y, 1 * SIZE
add.d Y, Y, INCY

LD a1, X, 0 * SIZE
ST b1, XX, 0 * SIZE
LD a2, X, 1 * SIZE
add.d X, X, INCX
ST b2, XX, 1 * SIZE
add.d XX, XX, INCX
LD a3, X, 0 * SIZE
ST b3, XX, 0 * SIZE
LD a4, X, 1 * SIZE
add.d X, X, INCX
ST b4, XX, 1 * SIZE
add.d XX, XX, INCX

LD b1, Y, 0 * SIZE
ST a1, Y, 0 * SIZE
LD b2, Y, 1 * SIZE
ST a2, Y, 1 * SIZE
add.d Y, Y, INCY
LD b3, Y, 0 * SIZE
ST a3, Y, 0 * SIZE
LD b4, Y, 1 * SIZE
ST a4, Y, 1 * SIZE
add.d Y, Y, INCY

ST b1, XX, 0 * SIZE
ST b2, XX, 1 * SIZE
add.d XX, XX, INCX
ST b3, XX, 0 * SIZE
ST b4, XX, 1 * SIZE

add.d XX, XX, INCX
addi.d I, I, -1
blt $r0, I, .L222
.align 3

.L223:
andi I, N, 3
bge $r0, I, .L999
.align 3

.L224:
LD a1, X, 0 * SIZE
LD a2, X, 1 * SIZE
LD a3, Y, 0 * SIZE
LD a4, Y, 1 * SIZE
ST a1, Y, 0 * SIZE
ST a2, Y, 1 * SIZE
ST a3, X, 0 * SIZE
ST a4, X, 1 * SIZE
addi.d I, I, -1
add.d X, X, INCX
add.d Y, Y, INCY
blt $r0, I, .L224
.align 3

.L999:
move $r4, $r12
jirl $r0, $r1, 0x0
.align 3

EPILOGUE

+ 421
- 0
kernel/loongarch64/cswap_lsx.S View File

@@ -0,0 +1,421 @@
/*******************************************************************************
Copyright (c) 2023, 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"
#define N $r4
#define X $r7
#define INCX $r8
#define Y $r9
#define INCY $r10

#define I $r17
#define TEMP $r18
#define XX $r5
#define YY $r6
#define t1 $r14
#define t2 $r15
#define t3 $r16
#define t4 $r19
#define a1 $f12
#define a2 $f13
#define a3 $f14
#define a4 $f15
#define b1 $f16
#define b2 $f17
#define b3 $f18
#define b4 $f19
#define VX0 $vr12
#define VX1 $vr13
#define VX2 $vr14
#define VX3 $vr15


PROLOGUE
bge $r0, N, .L999
li.d TEMP, 1
slli.d TEMP, TEMP, ZBASE_SHIFT
slli.d INCX, INCX, ZBASE_SHIFT
slli.d INCY, INCY, ZBASE_SHIFT
srai.d I, N, 2
bne INCX, TEMP, .L20
bne INCY, TEMP, .L12 // INCX==1 and INCY!=1
b .L11 // INCX==1 and INCY==1
.L20:
bne INCY, TEMP, .L22 // INCX!=1 and INCY!=1
b .L21 // INCX!=1 and INCY==1

.L11:
bge $r0, I, .L112
.align 3

.L111:
#ifdef DOUBLE
vld VX0, X, 0 * SIZE
vld VX1, X, 2 * SIZE
vld VX2, Y, 0 * SIZE
vld VX3, Y, 2 * SIZE
vst VX2, X, 0 * SIZE
vst VX3, X, 2 * SIZE
vst VX0, Y, 0 * SIZE
vst VX1, Y, 2 * SIZE
vld VX0, X, 4 * SIZE
vld VX1, X, 6 * SIZE
vld VX2, Y, 4 * SIZE
vld VX3, Y, 6 * SIZE
vst VX2, X, 4 * SIZE
vst VX3, X, 6 * SIZE
vst VX0, Y, 4 * SIZE
vst VX1, Y, 6 * SIZE
#else
vld VX0, X, 0 * SIZE
vld VX1, X, 4 * SIZE
vld VX2, Y, 0 * SIZE
vld VX3, Y, 4 * SIZE
vst VX2, X, 0 * SIZE
vst VX3, X, 4 * SIZE
vst VX0, Y, 0 * SIZE
vst VX1, Y, 4 * SIZE
#endif
addi.d I, I, -1
addi.d X, X, 8 * SIZE
addi.d Y, Y, 8 * SIZE
blt $r0, I, .L111
.align 3

.L112:
andi I, N, 3
bge $r0, I, .L999
.align 3

.L113:
LD a1, X, 0 * SIZE
LD a2, X, 1 * SIZE
LD a3, Y, 0 * SIZE
LD a4, Y, 1 * SIZE
ST a1, Y, 0 * SIZE
ST a2, Y, 1 * SIZE
ST a3, X, 0 * SIZE
ST a4, X, 1 * SIZE
addi.d I, I, -1
addi.d X, X, 2 * SIZE
addi.d Y, Y, 2 * SIZE
blt $r0, I, .L113
b .L999
.align 3

.L12: // INCX==1 and INCY!=1
bge $r0, I, .L122
.align 3

.L121:
#ifdef DOUBLE
vld VX0, X, 0 * SIZE
ld.d t1, Y, 0 * SIZE
vstelm.d VX0, Y, 0 * SIZE, 0
ld.d t2, Y, 1 * SIZE
vstelm.d VX0, Y, 1 * SIZE, 1
vinsgr2vr.d VX2, t1, 0
vinsgr2vr.d VX2, t2, 1
add.d Y, Y, INCY
vst VX2, X, 0 * SIZE
vld VX1, X, 2 * SIZE
ld.d t3, Y, 0 * SIZE
vstelm.d VX1, Y, 0 * SIZE, 0
ld.d t4, Y, 1 * SIZE
vstelm.d VX1, Y, 1 * SIZE, 1
vinsgr2vr.d VX3, t3, 0
vinsgr2vr.d VX3, t4, 1
add.d Y, Y, INCY
vst VX3, X, 2 * SIZE
vld VX0, X, 4 * SIZE
ld.d t1, Y, 0 * SIZE
vstelm.d VX0, Y, 0 * SIZE, 0
ld.d t2, Y, 1 * SIZE
vstelm.d VX0, Y, 1 * SIZE, 1
vinsgr2vr.d VX2, t1, 0
vinsgr2vr.d VX2, t2, 1
add.d Y, Y, INCY
vst VX2, X, 4 * SIZE
vld VX1, X, 6 * SIZE
ld.d t3, Y, 0 * SIZE
vstelm.d VX1, Y, 0 * SIZE, 0
ld.d t4, Y, 1 * SIZE
vstelm.d VX1, Y, 1 * SIZE, 1
vinsgr2vr.d VX3, t3, 0
vinsgr2vr.d VX3, t4, 1
add.d Y, Y, INCY
vst VX3, X, 6 * SIZE
#else
vld VX0, X, 0 * SIZE
ld.w t1, Y, 0 * SIZE
vstelm.w VX0, Y, 0 * SIZE, 0
ld.w t2, Y, 1 * SIZE
vstelm.w VX0, Y, 1 * SIZE, 1
add.d Y, Y, INCY
ld.w t3, Y, 0 * SIZE
vstelm.w VX0, Y, 0 * SIZE, 2
ld.w t4, Y, 1 * SIZE
vstelm.w VX0, Y, 1 * SIZE, 3
vinsgr2vr.w VX2, t1, 0
vinsgr2vr.w VX2, t2, 1
vinsgr2vr.w VX2, t3, 2
vinsgr2vr.w VX2, t4, 3
add.d Y, Y, INCY
vst VX2, X, 0 * SIZE

vld VX1, X, 4 * SIZE
ld.w t1, Y, 0 * SIZE
vstelm.w VX1, Y, 0 * SIZE, 0
ld.w t2, Y, 1 * SIZE
vstelm.w VX1, Y, 1 * SIZE, 1
add.d Y, Y, INCY
ld.w t3, Y, 0 * SIZE
vstelm.w VX1, Y, 0 * SIZE, 2
ld.w t4, Y, 1 * SIZE
vstelm.w VX1, Y, 1 * SIZE, 3
vinsgr2vr.w VX3, t1, 0
vinsgr2vr.w VX3, t2, 1
vinsgr2vr.w VX3, t3, 2
vinsgr2vr.w VX3, t4, 3
add.d Y, Y, INCY
vst VX3, X, 4 * SIZE
#endif
addi.d X, X, 8 * SIZE
addi.d I, I, -1
blt $r0, I, .L121
.align 3

.L122:
andi I, N, 3
bge $r0, I, .L999
.align 3

.L123:
LD a1, X, 0 * SIZE
LD a2, X, 1 * SIZE
LD a3, Y, 0 * SIZE
LD a4, Y, 1 * SIZE
ST a1, Y, 0 * SIZE
ST a2, Y, 1 * SIZE
ST a3, X, 0 * SIZE
ST a4, X, 1 * SIZE
addi.d I, I, -1
addi.d X, X, 2 * SIZE
add.d Y, Y, INCY
blt $r0, I, .L123
b .L999
.align 3

.L21:// INCX!=1 and INCY==1
bge $r0, I, .L212
.align 3

.L211:
#ifdef DOUBLE
vld VX2, Y, 0 * SIZE
ld.d t1, X, 0 * SIZE
vstelm.d VX2, X, 0 * SIZE, 0
ld.d t2, X, 1 * SIZE
vstelm.d VX2, X, 1 * SIZE, 1
vinsgr2vr.d VX0, t1, 0
vinsgr2vr.d VX0, t2, 1
add.d X, X, INCX
vst VX0, Y, 0 * SIZE
vld VX3, Y, 2 * SIZE
ld.d t3, X, 0 * SIZE
vstelm.d VX3, X, 0 * SIZE, 0
ld.d t4, X, 1 * SIZE
vstelm.d VX3, X, 1 * SIZE, 1
vinsgr2vr.d VX1, t3, 0
vinsgr2vr.d VX1, t4, 1
add.d X, X, INCX
vst VX1, Y, 2 * SIZE
vld VX2, Y, 4 * SIZE
ld.d t1, X, 0 * SIZE
vstelm.d VX2, X, 0 * SIZE, 0
ld.d t2, X, 1 * SIZE
vstelm.d VX2, X, 1 * SIZE, 1
vinsgr2vr.d VX0, t1, 0
vinsgr2vr.d VX0, t2, 1
add.d X, X, INCX
vst VX0, Y, 4 * SIZE
vld VX3, Y, 6 * SIZE
ld.d t3, X, 0 * SIZE
vstelm.d VX3, X, 0 * SIZE, 0
ld.d t4, X, 1 * SIZE
vstelm.d VX3, X, 1 * SIZE, 1
vinsgr2vr.d VX1, t3, 0
vinsgr2vr.d VX1, t4, 1
add.d X, X, INCX
vst VX1, Y, 6 * SIZE
#else
vld VX2, Y, 0 * SIZE
ld.w t1, X, 0 * SIZE
vstelm.w VX2, X, 0 * SIZE, 0
ld.w t2, X, 1 * SIZE
vstelm.w VX2, X, 1 * SIZE, 1
add.d X, X, INCX
ld.w t3, X, 0 * SIZE
vstelm.w VX2, X, 0 * SIZE, 2
ld.w t4, X, 1 * SIZE
vstelm.w VX2, X, 1 * SIZE, 3
vinsgr2vr.w VX0, t1, 0
vinsgr2vr.w VX0, t2, 1
vinsgr2vr.w VX0, t3, 2
vinsgr2vr.w VX0, t4, 3
add.d X, X, INCX
vst VX0, Y, 0 * SIZE

vld VX3, Y, 4 * SIZE
ld.w t1, X, 0 * SIZE
vstelm.w VX3, X, 0 * SIZE, 0
ld.w t2, X, 1 * SIZE
vstelm.w VX3, X, 1 * SIZE, 1
add.d X, X, INCX
ld.w t3, X, 0 * SIZE
vstelm.w VX3, X, 0 * SIZE, 2
ld.w t4, X, 1 * SIZE
vstelm.w VX3, X, 1 * SIZE, 3
vinsgr2vr.w VX1, t1, 0
vinsgr2vr.w VX1, t2, 1
vinsgr2vr.w VX1, t3, 2
vinsgr2vr.w VX1, t4, 3
add.d X, X, INCX
vst VX1, Y, 4 * SIZE
#endif
addi.d Y, Y, 8 * SIZE
addi.d I, I, -1
blt $r0, I, .L211
.align 3

.L212:
andi I, N, 3
bge $r0, I, .L999
.align 3

.L213:
LD a1, X, 0 * SIZE
LD a2, X, 1 * SIZE
LD a3, Y, 0 * SIZE
LD a4, Y, 1 * SIZE
ST a1, Y, 0 * SIZE
ST a2, Y, 1 * SIZE
ST a3, X, 0 * SIZE
ST a4, X, 1 * SIZE
addi.d I, I, -1
add.d X, X, INCX
addi.d Y, Y, 2 * SIZE
blt $r0, I, .L213
b .L999
.align 3

.L22:
bge $r0, I, .L223
.align 3
move XX, X

.L222:
LD a1, X, 0 * SIZE
LD a2, X, 1 * SIZE
add.d X, X, INCX
LD a3, X, 0 * SIZE
LD a4, X, 1 * SIZE
add.d X, X, INCX
LD b1, Y, 0 * SIZE
ST a1, Y, 0 * SIZE
LD b2, Y, 1 * SIZE
ST a2, Y, 1 * SIZE
add.d Y, Y, INCY
LD b3, Y, 0 * SIZE
ST a3, Y, 0 * SIZE
LD b4, Y, 1 * SIZE
ST a4, Y, 1 * SIZE
add.d Y, Y, INCY

LD a1, X, 0 * SIZE
ST b1, XX, 0 * SIZE
LD a2, X, 1 * SIZE
add.d X, X, INCX
ST b2, XX, 1 * SIZE
add.d XX, XX, INCX
LD a3, X, 0 * SIZE
ST b3, XX, 0 * SIZE
LD a4, X, 1 * SIZE
add.d X, X, INCX
ST b4, XX, 1 * SIZE
add.d XX, XX, INCX

LD b1, Y, 0 * SIZE
ST a1, Y, 0 * SIZE
LD b2, Y, 1 * SIZE
ST a2, Y, 1 * SIZE
add.d Y, Y, INCY
LD b3, Y, 0 * SIZE
ST a3, Y, 0 * SIZE
LD b4, Y, 1 * SIZE
ST a4, Y, 1 * SIZE
add.d Y, Y, INCY

ST b1, XX, 0 * SIZE
ST b2, XX, 1 * SIZE
add.d XX, XX, INCX
ST b3, XX, 0 * SIZE
ST b4, XX, 1 * SIZE
add.d XX, XX, INCX
addi.d I, I, -1
blt $r0, I, .L222
.align 3

.L223:
andi I, N, 3
bge $r0, I, .L999
.align 3

.L224:
LD a1, X, 0 * SIZE
LD a2, X, 1 * SIZE
LD a3, Y, 0 * SIZE
LD a4, Y, 1 * SIZE
ST a1, Y, 0 * SIZE
ST a2, Y, 1 * SIZE
ST a3, X, 0 * SIZE
ST a4, X, 1 * SIZE

addi.d I, I, -1
add.d X, X, INCX
add.d Y, Y, INCY
blt $r0, I, .L224
.align 3

.L999:
move $r4, $r12
jirl $r0, $r1, 0x0
.align 3

EPILOGUE

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