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optimized sgemm

tags/v0.2.19^2
Werner Saar 9 years ago
parent
commit
0001260f4b
4 changed files with 210 additions and 108 deletions
  1. +47
    -72
      kernel/power/sgemm_logic_16x8_power8.S
  2. +142
    -35
      kernel/power/sgemm_macros_16x8_power8.S
  3. +1
    -1
      kernel/power/sgemm_tcopy_16_power8.S
  4. +20
    -0
      kernel/power/sgemm_tcopy_logic_16_power8.S

+ 47
- 72
kernel/power/sgemm_logic_16x8_power8.S View File

@@ -1,38 +1,3 @@
/***************************************************************************
Copyright (c) 2013-2016, 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.
*****************************************************************************/

/**************************************************************************************
* 2016/04/02 Werner Saar (wernsaar@googlemail.com)
* BLASTEST : OK
* CTEST : OK
* TEST : OK
* LAPACK-TEST : OK
**************************************************************************************/

srawi. J, N, 3
ble SGEMM_L8_END

@@ -40,35 +5,48 @@ SGEMM_L8_BEGIN:

mr BO, B
mr BBO, BBUFFER
slwi T1, K, 3
srawi. T1, K, 2
ble SGEMM_L8_COPYB1


SGEMM_L8_COPYB4:

SGEMM_L8_COPYB:
dcbt BO, PRE
dcbtst BBO, PRE
COPYB_4x8
addic. T1, T1, -1
ble SGEMM_L8_COPYB1

lxvw4x vs3, o0, BO
lxvw4x vs11, o16, BO
xxspltw vs4, vs3, 0
xxspltw vs5, vs3, 1
xxspltw vs6, vs3, 2
xxspltw vs7, vs3, 3
xxspltw vs12, vs11, 0
xxspltw vs13, vs11, 1
xxspltw vs14, vs11, 2
xxspltw vs15, vs11, 3
stxvw4x vs4, o0, BBO
stxvw4x vs5, o16, BBO
stxvw4x vs6, o32, BBO
stxvw4x vs7, o48, BBO
addi BO, BO, 32
addi BBO, BBO, 64
stxvw4x vs12, o0, BBO
stxvw4x vs13, o16, BBO
stxvw4x vs14, o32, BBO
stxvw4x vs15, o48, BBO
addic. T1, T1, -8
addi BBO, BBO, 64
dcbtst BBO, PRE
COPYB_4x8
addic. T1, T1, -1
ble SGEMM_L8_COPYB1

dcbtst BBO, PRE
COPYB_4x8
addic. T1, T1, -1
ble SGEMM_L8_COPYB1

bge SGEMM_L8_COPYB
dcbtst BBO, PRE
COPYB_4x8
addic. T1, T1, -1

bgt SGEMM_L8_COPYB4

SGEMM_L8_COPYB1:

andi. T1, K, 3
ble SGEMM_L8_COPYB_END

SGEMM_L8_COPYB1_LOOP:


COPYB_1x8
addic. T1, T1, -1

bgt SGEMM_L8_COPYB1_LOOP

SGEMM_L8_COPYB_END:

mr CO, C
mr AO, A
@@ -93,24 +71,24 @@ SGEMM_L8x16_LOOP_START:
LOAD8x16_1
dcbt BO, PRE
KERNEL8x16_I1
dcbt BO, PRE
dcbt AO, PRE
dcbt BO, PRE
KERNEL8x16_2
dcbt BO, PRE
KERNEL8x16_1
dcbt BO, PRE
dcbt AO, PRE
dcbt BO, PRE
KERNEL8x16_2

dcbt BO, PRE
KERNEL8x16_1
dcbt BO, PRE
dcbt AO, PRE
dcbt BO, PRE
KERNEL8x16_2
dcbt BO, PRE
KERNEL8x16_1
dcbt BO, PRE
dcbt AO, PRE
dcbt BO, PRE
KERNEL8x16_2

addic. L, L, -2
@@ -122,24 +100,24 @@ SGEMM_L8x16_LOOP:

dcbt BO, PRE
KERNEL8x16_1
dcbt BO, PRE
dcbt AO, PRE
dcbt BO, PRE
KERNEL8x16_2
dcbt BO, PRE
KERNEL8x16_1
dcbt BO, PRE
dcbt AO, PRE
dcbt BO, PRE
KERNEL8x16_2

dcbt BO, PRE
KERNEL8x16_1
dcbt BO, PRE
dcbt AO, PRE
dcbt BO, PRE
KERNEL8x16_2
dcbt BO, PRE
KERNEL8x16_1
dcbt BO, PRE
dcbt AO, PRE
dcbt BO, PRE
KERNEL8x16_2

addic. L, L, -1
@@ -149,18 +127,15 @@ SGEMM_L8x16_LOOP_END:

dcbt BO, PRE
KERNEL8x16_1
dcbt BO, PRE
dcbt AO, PRE
dcbt BO, PRE
KERNEL8x16_2
dcbt BO, PRE
KERNEL8x16_1
dcbt BO, PRE
dcbt AO, PRE
KERNEL8x16_2

dcbt BO, PRE
KERNEL8x16_1
dcbt BO, PRE
dcbt AO, PRE
KERNEL8x16_2
KERNEL8x16_1


+ 142
- 35
kernel/power/sgemm_macros_16x8_power8.S View File

@@ -1,38 +1,3 @@
/***************************************************************************
Copyright (c) 2013-2016, 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.
*****************************************************************************/

/**************************************************************************************
* 2016/04/02 Werner Saar (wernsaar@googlemail.com)
* BLASTEST : OK
* CTEST : OK
* TEST : OK
* LAPACK-TEST : OK
**************************************************************************************/


/**********************************************************************************************
* Macros for N=8 and M=16
@@ -5886,3 +5851,145 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

.endm





.macro COPYB_4x8


lxvw4x vs5, o0, BO
xxspltw vs6, vs5, 0
xxspltw vs7, vs5, 1
xxspltw vs8, vs5, 2
xxspltw vs9, vs5, 3

lxvw4x vs10, o16, BO
xxspltw vs11, vs10, 0
xxspltw vs12, vs10, 1
xxspltw vs13, vs10, 2
xxspltw vs14, vs10, 3

lxvw4x vs15, o32, BO
xxspltw vs16, vs15, 0
xxspltw vs17, vs15, 1
xxspltw vs18, vs15, 2
xxspltw vs19, vs15, 3

lxvw4x vs20, o48, BO
xxspltw vs21, vs20, 0
xxspltw vs22, vs20, 1
xxspltw vs23, vs20, 2
xxspltw vs24, vs20, 3

addi BO, BO, 64
lxvw4x vs35, o0, BO
xxspltw vs36, vs35, 0
xxspltw vs37, vs35, 1
xxspltw vs38, vs35, 2
xxspltw vs39, vs35, 3

lxvw4x vs40, o16, BO
xxspltw vs41, vs40, 0
xxspltw vs42, vs40, 1
xxspltw vs43, vs40, 2
xxspltw vs44, vs40, 3

lxvw4x vs45, o32, BO
xxspltw vs46, vs45, 0
xxspltw vs47, vs45, 1
xxspltw vs48, vs45, 2
xxspltw vs49, vs45, 3

lxvw4x vs50, o48, BO
xxspltw vs51, vs50, 0
xxspltw vs52, vs50, 1
xxspltw vs53, vs50, 2
xxspltw vs54, vs50, 3

addi BO, BO, 64


stxvw4x vs6, o0, BBO
stxvw4x vs7, o16, BBO
stxvw4x vs8, o32, BBO
stxvw4x vs9, o48, BBO

addi BBO, BBO, 64
stxvw4x vs11, o0, BBO
stxvw4x vs12, o16, BBO
stxvw4x vs13, o32, BBO
stxvw4x vs14, o48, BBO

addi BBO, BBO, 64
stxvw4x vs16, o0, BBO
stxvw4x vs17, o16, BBO
stxvw4x vs18, o32, BBO
stxvw4x vs19, o48, BBO

addi BBO, BBO, 64
stxvw4x vs21, o0, BBO
stxvw4x vs22, o16, BBO
stxvw4x vs23, o32, BBO
stxvw4x vs24, o48, BBO

addi BBO, BBO, 64
stxvw4x vs36, o0, BBO
stxvw4x vs37, o16, BBO
stxvw4x vs38, o32, BBO
stxvw4x vs39, o48, BBO

addi BBO, BBO, 64
stxvw4x vs41, o0, BBO
stxvw4x vs42, o16, BBO
stxvw4x vs43, o32, BBO
stxvw4x vs44, o48, BBO

addi BBO, BBO, 64
stxvw4x vs46, o0, BBO
stxvw4x vs47, o16, BBO
stxvw4x vs48, o32, BBO
stxvw4x vs49, o48, BBO

addi BBO, BBO, 64
stxvw4x vs51, o0, BBO
stxvw4x vs52, o16, BBO
stxvw4x vs53, o32, BBO
stxvw4x vs54, o48, BBO

addi BBO, BBO, 64
.endm


.macro COPYB_1x8


lxvw4x vs5, o0, BO
xxspltw vs6, vs5, 0
xxspltw vs7, vs5, 1
xxspltw vs8, vs5, 2
xxspltw vs9, vs5, 3

lxvw4x vs10, o16, BO
xxspltw vs11, vs10, 0
xxspltw vs12, vs10, 1
xxspltw vs13, vs10, 2
xxspltw vs14, vs10, 3


addi BO, BO, 32

stxvw4x vs6, o0, BBO
stxvw4x vs7, o16, BBO
stxvw4x vs8, o32, BBO
stxvw4x vs9, o48, BBO

addi BBO, BBO, 64
stxvw4x vs11, o0, BBO
stxvw4x vs12, o16, BBO
stxvw4x vs13, o32, BBO
stxvw4x vs14, o48, BBO

addi BBO, BBO, 64
.endm


+ 1
- 1
kernel/power/sgemm_tcopy_16_power8.S View File

@@ -136,7 +136,7 @@
add B1, B1, B

li PREA, 384
li PREB, 384
addi PREB, M16, 128

li o4, 4
li o16, 16


+ 20
- 0
kernel/power/sgemm_tcopy_logic_16_power8.S View File

@@ -19,6 +19,26 @@ SCOPYT_L4_BEGIN:

SCOPYT_L4x16_LOOP:

dcbtst BO, M16
dcbtst BO, PREB
dcbt A0, PREA
dcbt A1, PREA
dcbt A2, PREA
dcbt A3, PREA
COPY_4x16

addi A0, A0, 16*SIZE
addi A1, A1, 16*SIZE
addi A2, A2, 16*SIZE
addi A3, A3, 16*SIZE
add BO, BO, M16

addic. J, J, -1
ble SCOPYT_L4x8_BEGIN


dcbtst BO, M16
dcbtst BO, PREB
COPY_4x16

addi A0, A0, 16*SIZE


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