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Merge pull request #1 from xianyi/develop
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‎.drone.yml‎

Lines changed: 3 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -92,7 +92,7 @@ steps:
9292
- mkdir build && cd build
9393
- cmake $CMAKE_FLAGS ..
9494
- make -j
95-
- ctest
95+
- ctest -V
9696

9797
---
9898
kind: pipeline
@@ -116,7 +116,7 @@ steps:
116116
- mkdir build && cd build
117117
- cmake $CMAKE_FLAGS ..
118118
- make -j
119-
- ctest
119+
- ctest -V
120120

121121
---
122122
kind: pipeline
@@ -140,4 +140,4 @@ steps:
140140
- mkdir build && cd build
141141
- cmake $CMAKE_FLAGS ..
142142
- make -j
143-
- ctest
143+
- ctest -V

‎.github/workflows/nightly-Homebrew-build.yml‎

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@@ -0,0 +1,78 @@
1+
# Only the "head" branch of the OpenBLAS package is tested
2+
3+
on:
4+
push:
5+
paths:
6+
- '**/nightly-Homebrew-build.yml'
7+
pull_request:
8+
branches:
9+
- develop
10+
paths:
11+
- '**/nightly-Homebrew-build.yml'
12+
schedule:
13+
- cron: 45 7 * * *
14+
# This is 7:45 AM UTC daily, late at night in the USA
15+
16+
# Since push and pull_request will still always be building and testing the `develop` branch,
17+
# it only makes sense to test if this file has been changed
18+
19+
name: Nightly-Homebrew-Build
20+
jobs:
21+
build-OpenBLAS-with-Homebrew:
22+
runs-on: macos-latest
23+
env:
24+
HOMEBREW_DEVELOPER: "ON"
25+
HOMEBREW_DISPLAY_INSTALL_TIMES: "ON"
26+
HOMEBREW_NO_ANALYTICS: "ON"
27+
HOMEBREW_NO_AUTO_UPDATE: "ON"
28+
HOMEBREW_NO_BOTTLE_SOURCE_FALLBACK: "ON"
29+
HOMEBREW_NO_INSTALL_CLEANUP: "ON"
30+
31+
steps:
32+
- name: Random delay for cron job
33+
run: |
34+
delay=$(( RANDOM % 600 ))
35+
printf 'Delaying for %s seconds on event %s' ${delay} "${{ github.event_name }}"
36+
sleep ${delay}
37+
if: github.event_name == 'schedule'
38+
39+
- uses: actions/checkout@v2
40+
# This isn't even needed, technically. Homebrew will get `develop` via git
41+
42+
- name: Update Homebrew
43+
if: github.event_name != 'pull_request'
44+
run: brew update || true
45+
46+
- name: Install prerequisites
47+
run: brew install --fetch-HEAD --HEAD --only-dependencies --keep-tmp openblas
48+
49+
- name: Install and bottle OpenBLAS
50+
run: brew install --fetch-HEAD --HEAD --build-bottle --keep-tmp openblas
51+
# the HEAD flags tell Homebrew to build the develop branch fetch via git
52+
53+
- name: Create bottle
54+
run: |
55+
brew bottle -v openblas
56+
mkdir bottles
57+
mv *.bottle.tar.gz bottles
58+
59+
- name: Upload bottle
60+
uses: actions/upload-artifact@v1
61+
with:
62+
name: openblas--HEAD.catalina.bottle.tar.gz
63+
path: bottles
64+
65+
- name: Show linkage
66+
run: brew linkage -v openblas
67+
68+
- name: Test openblas
69+
run: brew test --HEAD --verbose openblas
70+
71+
- name: Audit openblas formula
72+
run: |
73+
brew audit --strict openblas
74+
brew cat openblas
75+
76+
- name: Post logs on failure
77+
if: failure()
78+
run: brew gist-logs --with-hostname -v openblas

‎.gitignore‎

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Original file line numberDiff line numberDiff line change
@@ -87,4 +87,5 @@ build.*
8787
*.swp
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benchmark/*.goto
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benchmark/smallscaling
90-
90+
CMakeCache.txt
91+
CMakeFiles/*

‎.travis.yml‎

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@@ -176,7 +176,7 @@ matrix:
176176
- <<: *test-macos
177177
osx_image: xcode10.1
178178
env:
179-
- CC="/Applications/Xcode-10.1.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -isysroot /Applications/Xcode-10.1.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS12.1.sdk"
179+
- CC="/Applications/Xcode-10.1.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang"
180180
- CFLAGS="-O2 -Wno-macro-redefined -isysroot /Applications/Xcode-10.1.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS12.1.sdk -arch arm64 -miphoneos-version-min=10.0"
181181
- BTYPE="TARGET=ARMV8 BINARY=64 HOSTCC=clang NOFORTRAN=1"
182182

‎CMakeLists.txt‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -6,7 +6,7 @@ cmake_minimum_required(VERSION 2.8.5)
66
project(OpenBLAS C ASM)
77
set(OpenBLAS_MAJOR_VERSION 0)
88
set(OpenBLAS_MINOR_VERSION 3)
9-
set(OpenBLAS_PATCH_VERSION 8.dev)
9+
set(OpenBLAS_PATCH_VERSION 9.dev)
1010
set(OpenBLAS_VERSION "${OpenBLAS_MAJOR_VERSION}.${OpenBLAS_MINOR_VERSION}.${OpenBLAS_PATCH_VERSION}")
1111

1212
# Adhere to GNU filesystem layout conventions

‎CONTRIBUTORS.md‎

Lines changed: 2 additions & 1 deletion
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@@ -178,4 +178,5 @@ In chronological order:
178178
* [2019-11-06] optimize AVX512 SGEMM
179179
* [2019-11-12] AVX512 CGEMM & ZGEMM kernels
180180
* [2019-12-23] optimize AVX2 CGEMM and ZGEMM
181-
* [2019-12-27] AVX2 CGEMM3M kernel
181+
* [2019-12-30] AVX2 CGEMM3M & ZGEMM3M kernels
182+
* [2020-01-07] optimize AVX2 SGEMM and STRMM

‎Changelog.txt‎

Lines changed: 133 additions & 34 deletions
Original file line numberDiff line numberDiff line change
@@ -1,45 +1,144 @@
11
OpenBLAS ChangeLog
2+
====================================================================
3+
Version 0.3.9
4+
1-Mar-2020
5+
6+
common:
7+
* Fixed a miscompilation of the GETRF functions with CMAKE
8+
* Imported bugfix 390 from LAPACK (missing NaN propagation in xCOMBSSQ)
9+
* The size of the memory buffer used for splitting GEMM tasks across
10+
multiple threads can now be configured in the build system.
11+
12+
POWER:
13+
* Fixed several compilation problems related to endianness
14+
and ELF version on POWER8 and POWER9
15+
* Fixed use of the absolute value IAMIN/IAMAX instead of IMIN/IMAX
16+
* Fixed a race condition in the level3 blas code
17+
18+
MIPS64:
19+
* Fixed use of the absoltute value IAMIN/IAMAX instead of IMIN/IMAX
20+
21+
ARMV7:
22+
* Fixed a race condition in the level3 blas code
23+
* Fixed compilation on Android
24+
ARMV8:
25+
* Added support for Ampere EMAG8180
26+
* Added support for Neoverse N1
27+
* Improved performance of the blas_lock function
28+
* Fixed a race condition in the level3 blas code
29+
* Fixed a performance regression on TSV110-based servers
30+
31+
x86_64:
32+
* Fixed a long-standing error with undeclared register overwrites
33+
in the DSCAL microkernel for HASWELL,SKYLAKEX and ZEN
34+
* Fixed a long-standing bug in the SSE implementation of IAMAX
35+
* Fixed a CMAKE build failure with DYNAMIC_ARCH
36+
* Fixed cpu autodetection of Goldmont+, Cannon Lake and Ice Lake
37+
* Fixed a compilation failure on OSX with compiler name containing dash
38+
* Fixed compilation with MinGW on SkylakeX
39+
* Improved speed of the AVX512 GEMM3M kernel on SkylakeX
40+
* Added an AVX512 STRMM kernel for SkylakeX
41+
* Improved GEMM performance on Haswell and Zen
42+
43+
zarch:
44+
* fixed compilation of the DYNAMIC_ARCH code
45+
46+
====================================================================
47+
Version 0.3.8
48+
9-Feb-2020
49+
50+
common:
51+
` * LAPACK has been updated to 3.9.0 (plus patches up to
52+
January 2nd, 2020)
53+
* CMAKE support has been improved in several areas including
54+
cross-compilation
55+
* a thread race condition in the GEMM3M kernels was resolved
56+
* the "generic" (plain C) gemm beta kernel used by many targets
57+
has been sped up
58+
* an optimized version of the LAPACK trtrs functions has been added
59+
* an incompatibilty between the LAPACK tests and the OpenBLAS
60+
implementation of XERBLA was resolved, removing the numerous
61+
warnings about wrong error exits in the former
62+
* support for NetBSD has been added
63+
* support for compilation with g95 and non-GNU versions of ld
64+
has been improved
65+
* support for compilation with (upcoming) gcc 10 has been added
66+
67+
POWER:
68+
* worked around miscompilation of several POWER8 and POWER9
69+
kernels by older versions of gcc
70+
* added support for big-endian POWER8 and for compilation on AIX
71+
* corrected bugs in the big-endian support for PPC440 and PPC970
72+
* DYNAMIC_ARCH support is now available in CMAKE builds as well
73+
74+
ARMV8:
75+
* performance of DGEMM_BETA and SGEMM_NCOPY has been improved
76+
* compilation for 32bit works again
77+
* performance of the RPCC function has been improved
78+
* improved performance on small systems
79+
* DYNAMIC_ARCH support is now available in CMAKE builds as well
80+
* cross-compilation from OSX to IOS was simplified
81+
82+
x86_64:
83+
* a new AVX512 DGEMM kernel was added and the AVX512 SGEMM kernel
84+
was significantly improved
85+
* optimized AVX512 kernels for CGEMM and ZGEMM have been added
86+
* AVX2 kernels for STRMM, SGEMM, and CGEMM have been significantly
87+
sped up and optimized CGEMM3M and ZGEMM3M kernels have been added
88+
* added support for QEMU virtual cpus
89+
* a compilation problem with PGI and SUN compilers was fixed
90+
* Intel "Goldmont plus" is now autodetected
91+
* a potential crash on program exit on MS Windows has been fixed
92+
93+
x86:
94+
* an unwanted case sensitivity in the implementation of LSAME
95+
on older 32bit AMD cpus was fixed
96+
97+
zarch:
98+
* Z15 is now supported as Z14
99+
* DYNAMIC_ARCH is now available on ZARCH as well
100+
2101
====================================================================
3102
Version 0.3.7
4103
11-Aug 2019
5104

6105
common:
7-
* having the gmake special variables TARGET_ARCH or TARGET_MACH
8-
defined no longer causes build failures in ctest or utest
9-
* defining NO_AFFINITY or USE_TLS to 0 in gmake builds no longer
10-
has the same effect as setting them to 1
11-
* a new test program was added to allow checking the library for
12-
thread safety
13-
* a new option USE_LOCKING was added to ensure thread safety when
14-
OpenBLAS itself is built without multithreading but will be
15-
called from multiple threads.
16-
* a build failure on Linux with glibc versions earlier than 2.5
17-
was fixed
18-
* a runtime error with CPU enumeration (and NO_AFFINITY not set)
19-
on glibc 2.6 was fixed
20-
* NO_AFFINITY was added to the CMAKE options (and defaults to being
21-
active on Linux, as in the gmake builds)
106+
* having the gmake special variables TARGET_ARCH or TARGET_MACH
107+
defined no longer causes build failures in ctest or utest
108+
* defining NO_AFFINITY or USE_TLS to 0 in gmake builds no longer
109+
has the same effect as setting them to 1
110+
* a new test program was added to allow checking the library for
111+
thread safety
112+
* a new option USE_LOCKING was added to ensure thread safety when
113+
OpenBLAS itself is built without multithreading but will be
114+
called from multiple threads.
115+
* a build failure on Linux with glibc versions earlier than 2.5
116+
was fixed
117+
* a runtime error with CPU enumeration (and NO_AFFINITY not set)
118+
on glibc 2.6 was fixed
119+
* NO_AFFINITY was added to the CMAKE options (and defaults to being
120+
active on Linux, as in the gmake builds)
22121

23122
x86_64:
24-
* the build-time logic for detection of AVX512 availability in
25-
the processor and compiler was fixed
26-
* gmake builds on OSX now set the internal name of the library to
27-
libopenblas.0.dylib (consistent with CMAKE)
28-
* the Haswell DGEMM kernel received a significant speedup through
29-
improved prefetch and load instructions
30-
* performance of DGEMM, DTRMM, DTRSM and ZDOT on Zen/Zen2 was markedly
31-
increased by avoiding vpermpd instructions
32-
* the SKYLAKEX (AVX512) DGEMM helper functions have now been disabled
33-
to fix remaining errors in DGEMM, DSYMM and DTRMM
34-
35-
## POWER:
36-
* added support for building on FreeBSD/powerpc64 and FreeBSD/ppc970
37-
* added optimized kernels for POWER9 SGEMM and STRMM
38-
39-
## ARMV7:
40-
* fixed the softfp implementations of xAMAX and IxAMAX
41-
* removed the predefined -march= flags on both ARMV5 and ARMV6 as
42-
they were appropriate for only a subset of platforms
123+
* the build-time logic for detection of AVX512 availability in
124+
the processor and compiler was fixed
125+
* gmake builds on OSX now set the internal name of the library to
126+
libopenblas.0.dylib (consistent with CMAKE)
127+
* the Haswell DGEMM kernel received a significant speedup through
128+
improved prefetch and load instructions
129+
* performance of DGEMM, DTRMM, DTRSM and ZDOT on Zen/Zen2 was markedly
130+
increased by avoiding vpermpd instructions
131+
* the SKYLAKEX (AVX512) DGEMM helper functions have now been disabled
132+
to fix remaining errors in DGEMM, DSYMM and DTRMM
133+
134+
POWER:
135+
* added support for building on FreeBSD/powerpc64 and FreeBSD/ppc970
136+
* added optimized kernels for POWER9 SGEMM and STRMM
137+
138+
ARMV7:
139+
* fixed the softfp implementations of xAMAX and IxAMAX
140+
* removed the predefined -march= flags on both ARMV5 and ARMV6 as
141+
they were appropriate for only a subset of platforms
43142

44143
====================================================================
45144
Version 0.3.6

‎Makefile‎

Lines changed: 10 additions & 10 deletions
Original file line numberDiff line numberDiff line change
@@ -247,21 +247,21 @@ prof_lapack : lapack_prebuild
247247

248248
lapack_prebuild :
249249
ifeq ($(NOFORTRAN), $(filter 0,$(NOFORTRAN)))
250-
-@echo "FORTRAN = $(FC)" > $(NETLIB_LAPACK_DIR)/make.inc
251-
-@echo "OPTS = $(LAPACK_FFLAGS)" >> $(NETLIB_LAPACK_DIR)/make.inc
250+
-@echo "FC = $(FC)" > $(NETLIB_LAPACK_DIR)/make.inc
251+
-@echo "FFLAGS = $(LAPACK_FFLAGS)" >> $(NETLIB_LAPACK_DIR)/make.inc
252252
-@echo "POPTS = $(LAPACK_FPFLAGS)" >> $(NETLIB_LAPACK_DIR)/make.inc
253-
-@echo "NOOPT = -O0 $(LAPACK_NOOPT)" >> $(NETLIB_LAPACK_DIR)/make.inc
253+
-@echo "FFLAGS_NOOPT = -O0 $(LAPACK_NOOPT)" >> $(NETLIB_LAPACK_DIR)/make.inc
254254
-@echo "PNOOPT = $(LAPACK_FPFLAGS) -O0" >> $(NETLIB_LAPACK_DIR)/make.inc
255-
-@echo "LOADOPTS = $(FFLAGS) $(EXTRALIB)" >> $(NETLIB_LAPACK_DIR)/make.inc
255+
-@echo "LDFLAGS = $(FFLAGS) $(EXTRALIB)" >> $(NETLIB_LAPACK_DIR)/make.inc
256256
-@echo "CC = $(CC)" >> $(NETLIB_LAPACK_DIR)/make.inc
257257
-@echo "override CFLAGS = $(LAPACK_CFLAGS)" >> $(NETLIB_LAPACK_DIR)/make.inc
258-
-@echo "override ARCH = $(AR)" >> $(NETLIB_LAPACK_DIR)/make.inc
259-
-@echo "ARCHFLAGS = $(ARFLAGS) -ru" >> $(NETLIB_LAPACK_DIR)/make.inc
258+
-@echo "AR = $(AR)" >> $(NETLIB_LAPACK_DIR)/make.inc
259+
-@echo "ARFLAGS = $(ARFLAGS) -ru" >> $(NETLIB_LAPACK_DIR)/make.inc
260260
-@echo "RANLIB = $(RANLIB)" >> $(NETLIB_LAPACK_DIR)/make.inc
261-
-@echo "LAPACKLIB = ../$(LIBNAME)" >> $(NETLIB_LAPACK_DIR)/make.inc
262-
-@echo "TMGLIB = ../$(LIBNAME)" >> $(NETLIB_LAPACK_DIR)/make.inc
261+
-@echo "LAPACKLIB = ../../$(LIBNAME)" >> $(NETLIB_LAPACK_DIR)/make.inc
262+
-@echo "TMGLIB = ../../../$(LIBNAME)" >> $(NETLIB_LAPACK_DIR)/make.inc
263263
-@echo "BLASLIB = ../../../$(LIBNAME)" >> $(NETLIB_LAPACK_DIR)/make.inc
264-
-@echo "LAPACKELIB = ../$(LIBNAME)" >> $(NETLIB_LAPACK_DIR)/make.inc
264+
-@echo "LAPACKELIB = ../../../$(LIBNAME)" >> $(NETLIB_LAPACK_DIR)/make.inc
265265
-@echo "LAPACKLIB_P = ../$(LIBNAME_P)" >> $(NETLIB_LAPACK_DIR)/make.inc
266266
-@echo "SUFFIX = $(SUFFIX)" >> $(NETLIB_LAPACK_DIR)/make.inc
267267
-@echo "PSUFFIX = $(PSUFFIX)" >> $(NETLIB_LAPACK_DIR)/make.inc
@@ -319,7 +319,7 @@ lapack-test :
319319
ifneq ($(CROSS), 1)
320320
( cd $(NETLIB_LAPACK_DIR)/INSTALL; make all; ./testlsame; ./testslamch; ./testdlamch; \
321321
./testsecond; ./testdsecnd; ./testieee; ./testversion )
322-
(cd $(NETLIB_LAPACK_DIR); ./lapack_testing.py -r )
322+
(cd $(NETLIB_LAPACK_DIR); ./lapack_testing.py -r -b TESTING)
323323
endif
324324

325325
lapack-runtest:

‎Makefile.arm‎

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -1,7 +1,7 @@
11
ifeq ($(CORE), $(filter $(CORE),ARMV7 CORTEXA9 CORTEXA15))
22
ifeq ($(OSNAME), Android)
3-
CCOMMON_OPT += -mfpu=neon
4-
FCOMMON_OPT += -mfpu=neon
3+
CCOMMON_OPT += -mfpu=neon -march=armv7-a
4+
FCOMMON_OPT += -mfpu=neon -march=armv7-a
55
else
66
CCOMMON_OPT += -mfpu=vfpv3 -march=armv7-a
77
FCOMMON_OPT += -mfpu=vfpv3 -march=armv7-a

‎Makefile.arm64‎

Lines changed: 17 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -24,6 +24,23 @@ CCOMMON_OPT += -march=armv8-a -mtune=cortex-a73
2424
FCOMMON_OPT += -march=armv8-a -mtune=cortex-a73
2525
endif
2626

27+
# Use a72 tunings because Neoverse-N1 is only available
28+
# in GCC>=9
29+
ifeq ($(CORE), NEOVERSEN1)
30+
ifeq ($(GCCVERSIONGTEQ7), 1)
31+
ifeq ($(GCCVERSIONGTEQ9), 1)
32+
CCOMMON_OPT += -march=armv8.2-a -mtune=neoverse-n1
33+
FCOMMON_OPT += -march=armv8.2-a -mtune=neoverse-n1
34+
else
35+
CCOMMON_OPT += -march=armv8.2-a -mtune=cortex-a72
36+
FCOMMON_OPT += -march=armv8.2-a -mtune=cortex-a72
37+
endif
38+
else
39+
CCOMMON_OPT += -march=armv8-a -mtune=cortex-a72
40+
FCOMMON_OPT += -march=armv8-a -mtune=cortex-a72
41+
endif
42+
endif
43+
2744
ifeq ($(CORE), THUNDERX)
2845
CCOMMON_OPT += -march=armv8-a -mtune=thunderx
2946
FCOMMON_OPT += -march=armv8-a -mtune=thunderx

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