Merge branch 'develop' into arm_soft_fp_abi

Author: xianyi

.gitignore

@@ -14,6 +14,21 @@ lapack-3.4.2.tgz
 lapack-netlib/make.inc
 lapack-netlib/lapacke/include/lapacke_mangling.h
 lapack-netlib/TESTING/testing_results.txt
+lapack-netlib/INSTALL/test*
+lapack-netlib/TESTING/xeigtstc
+lapack-netlib/TESTING/xeigtstd
+lapack-netlib/TESTING/xeigtsts
+lapack-netlib/TESTING/xeigtstz
+lapack-netlib/TESTING/xlintstc
+lapack-netlib/TESTING/xlintstd
+lapack-netlib/TESTING/xlintstds
+lapack-netlib/TESTING/xlintstrfc
+lapack-netlib/TESTING/xlintstrfd
+lapack-netlib/TESTING/xlintstrfs
+lapack-netlib/TESTING/xlintstrfz
+lapack-netlib/TESTING/xlintsts
+lapack-netlib/TESTING/xlintstz
+lapack-netlib/TESTING/xlintstzc
 *.so
 *.so.*
 *.a
@@ -69,3 +84,6 @@ test/zblat3
 build
 build.*
 *.swp
+benchmark/*.goto
+benchmark/smallscaling
+

.travis.yml

@@ -24,7 +24,12 @@ before_install:
  - if [[ "$TARGET_BOX" == "WIN64" ]]; then sudo apt-get install -qq binutils-mingw-w64-x86-64 gcc-mingw-w64-x86-64 gfortran-mingw-w64-x86-64; fi
  - if [[ "$TARGET_BOX" == "LINUX32" ]]; then sudo apt-get install -qq  gcc-multilib gfortran-multilib; fi
 
-script: make QUIET_MAKE=1 DYNAMIC_ARCH=1 TARGET=NEHALEM NUM_THREADS=32 $BTYPE
+script: 
+ - set -e
+ - make QUIET_MAKE=1 DYNAMIC_ARCH=1 TARGET=NEHALEM NUM_THREADS=32 $BTYPE
+ - if [ "$TARGET_BOX" == "LINUX32" ] || [ "$TARGET_BOX" == "LINUX64" ]; then make -C test DYNAMIC_ARCH=1 TARGET=NEHALEM NUM_THREADS=32 $BTYPE; fi
+ - if [ "$TARGET_BOX" == "LINUX32" ] || [ "$TARGET_BOX" == "LINUX64" ]; then make -C ctest DYNAMIC_ARCH=1 TARGET=NEHALEM NUM_THREADS=32 $BTYPE; fi
+ - if [ "$TARGET_BOX" == "LINUX32" ] || [ "$TARGET_BOX" == "LINUX64" ]; then make -C utest DYNAMIC_ARCH=1 TARGET=NEHALEM NUM_THREADS=32 $BTYPE; fi
 
 # whitelist
 branches:

CMakeLists.txt

@@ -6,7 +6,7 @@ cmake_minimum_required(VERSION 2.8.4)
 project(OpenBLAS)
 set(OpenBLAS_MAJOR_VERSION 0)
 set(OpenBLAS_MINOR_VERSION 2)
-set(OpenBLAS_PATCH_VERSION 16.dev)
+set(OpenBLAS_PATCH_VERSION 20.dev)
 set(OpenBLAS_VERSION "${OpenBLAS_MAJOR_VERSION}.${OpenBLAS_MINOR_VERSION}.${OpenBLAS_PATCH_VERSION}")
 
 enable_language(ASM)
@@ -30,10 +30,20 @@ set(NO_LAPACK 1)
 set(NO_LAPACKE 1)
 endif()
 
-if(BUILD_DEBUG)
-set(CMAKE_BUILD_TYPE Debug)
+if(CMAKE_CONFIGURATION_TYPES) # multiconfig generator?
+        set(CMAKE_CONFIGURATION_TYPES "Debug;Release" CACHE STRING "" FORCE)
+        set(CMAKE_BUILD_TYPE
+	        Debug Debug
+		Release Release
+	)
 else()
-set(CMAKE_BUILD_TYPE Release)
+	if( NOT CMAKE_BUILD_TYPE )
+		if(BUILD_DEBUG)
+			set(CMAKE_BUILD_TYPE Debug)
+		else()
+			set(CMAKE_BUILD_TYPE Release)
+		endif()
+	endif()
 endif()
 
 if(BUILD_WITHOUT_CBLAS)
@@ -45,19 +55,15 @@ endif()
 
 message(WARNING "CMake support is experimental. This will not produce the same Makefiles that OpenBLAS ships with. Only x86 support is currently available.")
 
-include("${CMAKE_SOURCE_DIR}/cmake/utils.cmake")
-include("${CMAKE_SOURCE_DIR}/cmake/system.cmake")
+include("${PROJECT_SOURCE_DIR}/cmake/utils.cmake")
+include("${PROJECT_SOURCE_DIR}/cmake/system.cmake")
 
 set(BLASDIRS interface driver/level2 driver/level3 driver/others)
 
 if (NOT DYNAMIC_ARCH)
   list(APPEND BLASDIRS kernel)
 endif ()
 
-if (DEFINED UTEST_CHECK)
-  set(SANITY_CHECK 1)
-endif ()
-
 if (DEFINED SANITY_CHECK)
   list(APPEND BLASDIRS reference)
 endif ()
@@ -110,6 +116,10 @@ if (${NO_STATIC} AND ${NO_SHARED})
   message(FATAL_ERROR "Neither static nor shared are enabled.")
 endif ()
 
+#Set default output directory
+set( CMAKE_LIBRARY_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/lib )
+set( CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/lib )
+
 # get obj vars into format that add_library likes: $<TARGET_OBJS:objlib> (see http://www.cmake.org/cmake/help/v3.0/command/add_library.html)
 set(TARGET_OBJS "")
 foreach (SUBDIR ${SUBDIRS})
@@ -123,9 +133,9 @@ endforeach ()
 # Can't just use lapack-netlib's CMake files, since they are set up to search for BLAS, build and install a binary. We just want to build a couple of lib files out of lapack and lapacke.
 # Not using add_subdirectory here because lapack-netlib already has its own CMakeLists.txt. Instead include a cmake script with the sources we want.
 if (NOT NOFORTRAN AND NOT NO_LAPACK)
-  include("${CMAKE_SOURCE_DIR}/cmake/lapack.cmake")
+  include("${PROJECT_SOURCE_DIR}/cmake/lapack.cmake")
 if (NOT NO_LAPACKE)
-  include("${CMAKE_SOURCE_DIR}/cmake/lapacke.cmake")
+  include("${PROJECT_SOURCE_DIR}/cmake/lapacke.cmake")
 endif ()
 endif ()
 
@@ -137,22 +147,36 @@ endif()
 # add objects to the openblas lib
 add_library(${OpenBLAS_LIBNAME} SHARED ${LA_SOURCES} ${LAPACKE_SOURCES} ${TARGET_OBJS} ${OpenBLAS_DEF_FILE})
 
-include("${CMAKE_SOURCE_DIR}/cmake/export.cmake")
+include("${PROJECT_SOURCE_DIR}/cmake/export.cmake")
+
+# Set output for libopenblas
+set_target_properties( ${OpenBLAS_LIBNAME} PROPERTIES RUNTIME_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/lib)
+set_target_properties( ${OpenBLAS_LIBNAME} PROPERTIES LIBRARY_OUTPUT_NAME_DEBUG "${OpenBLAS_LIBNAME}_d")
 
+foreach (OUTPUTCONFIG ${CMAKE_CONFIGURATION_TYPES})
+  string( TOUPPER ${OUTPUTCONFIG} OUTPUTCONFIG )
+  
+  set_target_properties( ${OpenBLAS_LIBNAME} PROPERTIES RUNTIME_OUTPUT_DIRECTORY_${OUTPUTCONFIG} ${PROJECT_BINARY_DIR}/lib)
+  set_target_properties( ${OpenBLAS_LIBNAME} PROPERTIES LIBRARY_OUTPUT_DIRECTORY_${OUTPUTCONFIG} ${PROJECT_BINARY_DIR}/lib)
+  set_target_properties( ${OpenBLAS_LIBNAME} PROPERTIES ARCHIVE_OUTPUT_DIRECTORY_${OUTPUTCONFIG} ${PROJECT_BINARY_DIR}/lib)
+endforeach()
+
+enable_testing()
+add_subdirectory(utest)
 
 if(NOT MSVC)
-#only build shared library for MSVC
-add_library(${OpenBLAS_LIBNAME}_static STATIC ${LA_SOURCES} ${LAPACKE_SOURCES} ${TARGET_OBJS})
-set_target_properties(${OpenBLAS_LIBNAME}_static PROPERTIES OUTPUT_NAME ${OpenBLAS_LIBNAME})
-set_target_properties(${OpenBLAS_LIBNAME}_static PROPERTIES CLEAN_DIRECT_OUTPUT 1)
-
-if(SMP)
-target_link_libraries(${OpenBLAS_LIBNAME} pthread)
-target_link_libraries(${OpenBLAS_LIBNAME}_static pthread)
+	#only build shared library for MSVC
+
+	add_library(${OpenBLAS_LIBNAME}_static STATIC ${LA_SOURCES} ${LAPACKE_SOURCES} ${TARGET_OBJS})
+	set_target_properties(${OpenBLAS_LIBNAME}_static PROPERTIES OUTPUT_NAME ${OpenBLAS_LIBNAME})
+	set_target_properties(${OpenBLAS_LIBNAME}_static PROPERTIES CLEAN_DIRECT_OUTPUT 1)
+
+	if(SMP)
+	target_link_libraries(${OpenBLAS_LIBNAME} pthread)
+	target_link_libraries(${OpenBLAS_LIBNAME}_static pthread)
 endif()
 
 #build test and ctest
-enable_testing()
 add_subdirectory(test)
 if(NOT NO_CBLAS)
 add_subdirectory(ctest)
@@ -188,3 +212,27 @@ set_target_properties(${OpenBLAS_LIBNAME} PROPERTIES
 #endif
 #	@touch lib.grd
 
+# Install project
+
+# Install libraries
+install(TARGETS ${OpenBLAS_LIBNAME}
+	RUNTIME DESTINATION bin
+	ARCHIVE DESTINATION lib
+	LIBRARY DESTINATION lib )
+
+# Install include files
+FILE(GLOB_RECURSE INCLUDE_FILES "${CMAKE_CURRENT_SOURCE_DIR}/*.h")
+install (FILES ${INCLUDE_FILES} DESTINATION include)
+ 
+if(NOT MSVC)
+	install (TARGETS ${OpenBLAS_LIBNAME}_static DESTINATION lib)
+endif()
+
+include(FindPkgConfig QUIET)
+if(PKG_CONFIG_FOUND)
+	set(prefix ${CMAKE_INSTALL_PREFIX})
+	set(libdir ${CMAKE_INSTALL_PREFIX}/lib)
+	set(includedir ${CMAKE_INSTALL_PREFIX}/include)
+	configure_file(${PROJECT_SOURCE_DIR}/cmake/openblas.pc.in ${PROJECT_BINARY_DIR}/openblas.pc @ONLY)
+	install (FILES ${PROJECT_BINARY_DIR}/openblas.pc DESTINATION lib/pkgconfig/)
+endif()

CONTRIBUTORS.md

@@ -121,6 +121,17 @@ In chronological order:
   * [2014-10-10] trmm and sgemm kernels (optimized for APM's X-Gene 1).
                  ARMv8 support.
 
+* Jerome Robert <jeromerobert@gmx.com>
+  * [2015-01-01] Speed-up small `ger` and `gemv` using stack allocation (bug #478)
+  * [2015-12-23] `stack_check` in `gemv.c` (bug #722)
+  * [2015-12-28] Allow to force the number of parallel make job
+  * [2015-12-28] Fix detection of AMD E2-3200 detection
+  * [2015-12-31] Let `make MAX_STACK_ALLOC=0` do what expected
+  * [2016-01-19] Disable multi-threading in `ger` and `swap` for small matrices (bug #731)
+  * [2016-01-24] Use `GEMM_MULTITHREAD_THRESHOLD` as a number of ops (bug #742)
+  * [2016-01-26] Let `openblas_get_num_threads` return the number of active threads (bug #760)
+  * [2016-01-30] Speed-up small `zger`, `zgemv`, `ztrmv` using stack allocation (bug #727)
+
 * Dan Kortschak
   * [2015-01-07] Added test for drotmg bug #484.
 
@@ -130,5 +141,29 @@ In chronological order:
 * Martin Koehler <https://github.com/grisuthedragon/>
   * [2015-09-07] Improved imatcopy
 
-* [Your name or handle] <[email or website]>
-  * [Date] [Brief summary of your changes]
+* Ashwin Sekhar T K <https://github.com/ashwinyes/>
+  * [2015-11-09] Assembly kernels for Cortex-A57 (ARMv8)
+  * [2015-11-20] lapack-test fixes for Cortex-A57
+  * [2016-03-14] Additional functional Assembly Kernels for Cortex-A57
+  * [2016-03-14] Optimize Dgemm 4x4 for Cortex-A57
+
+* theoractice <https://github.com/theoractice/>
+  * [2016-03-20] Fix compiler error in VisualStudio with CMake
+  * [2016-03-22] Fix access violation on Windows while static linking
+
+* Paul Mustière <https://github.com/buffer51/>
+  * [2016-02-04] Fix Android build on ARMV7
+  * [2016-04-26] Android build with LAPACK for ARMV7 & ARMV8
+
+* Shivraj Patil <https://github.com/sva-img/>
+  * [2016-05-03] DGEMM optimization for MIPS P5600 and I6400 using MSA
+
+* Kaustubh Raste <https://github.com/ksraste/>
+  * [2016-05-09] DTRSM optimization for MIPS P5600 and I6400 using MSA
+  * [2016-05-20] STRSM optimization for MIPS P5600 and I6400 using MSA
+
+* Abdelrauf  <https://github.com/quickwritereader>
+  * [2017-01-01] dgemm and dtrmm kernels for IBM z13
+  * [2017-02-26] ztrmm kernel for IBM z13
+
+

Changelog.txt

@@ -1,4 +1,99 @@
 OpenBLAS ChangeLog
+====================================================================
+Version 0.2.19
+1-Sep-2016
+common:
+	* Improved cross compiling.
+	* Fix the bug on musl libc.
+
+POWER:
+	* Optimize BLAS on Power8
+	* Fixed Julia+OpenBLAS bugs on Power8
+
+MIPS:
+	* Optimize BLAS on MIPS P5600 and I6400 (Thanks, Shivraj Patil, Kaustubh Raste)
+
+ARM:
+	* Improved on ARM Cortex-A57. (Thanks, Ashwin Sekhar T K)
+
+
+====================================================================
+Version 0.2.18
+12-Apr-2016
+common:
+	* If you set MAKE_NB_JOBS flag less or equal than zero,
+	  make will be without -j.
+
+x86/x86_64:
+	* Support building Visual Studio static library. (#813, Thanks, theoractice)
+	* Fix bugs to pass buidbot CI tests (http://build.openblas.net)
+
+ARM:
+	* Provide DGEMM 8x4 kernel for Cortex-A57 (Thanks, Ashwin Sekhar T K)
+
+POWER:
+	* Optimize S and C BLAS3 on Power8
+	* Optimize BLAS2/1 on Power8
+
+====================================================================
+Version 0.2.17
+20-Mar-2016
+common:
+	* Enable BUILD_LAPACK_DEPRECATED=1 by default.
+
+====================================================================
+Version 0.2.16
+15-Mar-2016
+common:
+	* Avoid potential getenv segfault. (#716)
+	* Import LAPACK svn bugfix #142-#147,#150-#155
+
+x86/x86_64:
+	* Optimize c/zgemv for AMD Bulldozer, Piledriver, Steamroller
+	* Fix bug with scipy linalg test.
+
+ARM:
+	* Improve DGEMM for ARM Cortex-A57. (Thanks, Ashwin Sekhar T K)
+
+POWER:
+	* Optimize D and Z BLAS3 functions for Power8.
+
+====================================================================
+Version 0.2.16.rc1
+23-Feb-2016
+common:
+	* Upgrade LAPACK to 3.6.0 version.
+	  Add BUILD_LAPACK_DEPRECATED option in Makefile.rule to build
+	  LAPACK deprecated functions.
+	* Add MAKE_NB_JOBS option in Makefile.
+	  Force number of make jobs.This is particularly
+	  useful when using distcc. (#735. Thanks, Jerome Robert.)
+	* Redesign unit test. Run unit/regression test at every build (Travis-CI and Appveyor).
+	* Disable multi-threading for small size swap and ger. (#744. Thanks, Jerome Robert)
+	* Improve small zger, zgemv, ztrmv using stack alloction (#727. Thanks, Jerome Robert)
+	* Let openblas_get_num_threads return the number of active threads. 
+	  (#760. Thanks, Jerome Robert)
+	* Support illumos(OmniOS). (#749. Thanks, Lauri Tirkkonen)
+	* Fix LAPACK Dormbr, Dormlq bug. (#711, #713. Thanks, Brendan Tracey)
+	* Update scipy benchmark script. (#745. Thanks, John Kirkham)
+
+x86/x86_64:
+	* Optimize trsm kernels for AMD Bulldozer, Piledriver, Steamroller.
+	* Detect Intel Avoton.
+	* Detect AMD Trinity, Richland, E2-3200.
+	* Fix gemv performance bug on Mac OSX Intel Haswell.
+	* Fix some bugs with CMake and Visual Studio
+
+ARM:
+	* Support and optimize Cortex-A57 AArch64.
+	  (#686. Thanks, Ashwin Sekhar TK)
+	* Fix Android build on ARMV7 (#778. Thanks, Paul Mustiere)
+	* Update ARMV6 kernels.
+
+POWER:
+	* Fix detection of POWER architecture
+	  (#684. Thanks, Sebastien Villemot)
+
 ====================================================================
 Version 0.2.15
 27-Oct-2015