OpenBLAS/cmake/os.cmake at v0.3.22 · OpenMathLib/OpenBLAS · GitHub

Name: OpenBLAS/cmake/os.cmake at v0.3.22 · OpenMathLib/OpenBLAS · GitHub
Rating: 4.7 (7269 reviews)
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##
## Author: Hank Anderson <hank@statease.com>
## Description: Ported from portion of OpenBLAS/Makefile.system
## Detects the OS and sets appropriate variables.

if (${CMAKE_SYSTEM_NAME}STREQUAL"Linux")
 set(EXTRALIB "${EXTRALIB} -lm")
 set(NO_EXPRECISION 1)
endif ()

if (${CMAKE_SYSTEM_NAME}MATCHES"FreeBSD|OpenBSD|NetBSD|DragonFly|Darwin")
 set(EXTRALIB "${EXTRALIB} -lm")
 set(NO_EXPRECISION 1)
endif ()

if (${CMAKE_SYSTEM_NAME}STREQUAL"AIX")
 set(EXTRALIB "${EXTRALIB} -lm")
endif ()

# TODO: this is probably meant for mingw, not other windows compilers
if (${CMAKE_SYSTEM_NAME}STREQUAL"Windows")

 set(NEED_PIC 0)
 set(NO_EXPRECISION 1)

 set(EXTRALIB "${EXTRALIB} -defaultlib:advapi32")

# probably not going to use these
 set(SUFFIX"obj")
 set(PSUFFIX "pobj")
 set(LIBSUFFIX "a")

 if (${CMAKE_C_COMPILER_ID}STREQUAL"Clang")
 set(CCOMMON_OPT "${CCOMMON_OPT} -DMS_ABI")
 endif ()

 if (${CMAKE_C_COMPILER_ID}STREQUAL"GNU")

# Test for supporting MS_ABI
# removed string parsing in favor of CMake's version comparison -hpa
 execute_process(COMMAND${CMAKE_C_COMPILER} -dumpversion OUTPUT_VARIABLE GCC_VERSION)
 if (${GCC_VERSION}VERSION_GREATER 4.7 OR${GCC_VERSION}VERSION_EQUAL 4.7)
# GCC Version >=4.7
# It is compatible with MSVC ABI.
 set(CCOMMON_OPT "${CCOMMON_OPT} -DMS_ABI")
 endif ()
 endif ()

# Ensure the correct stack alignment on Win32
# http://permalink.gmane.org/gmane.comp.lib.openblas.general/97
 if (X86)
 if (NOTMSVCANDNOT${CMAKE_C_COMPILER_ID}STREQUAL"Clang")
 set(CCOMMON_OPT "${CCOMMON_OPT} -mincoming-stack-boundary=2")
 endif ()
 set(FCOMMON_OPT "${FCOMMON_OPT} -mincoming-stack-boundary=2")
 endif ()

endif ()

if (${CMAKE_SYSTEM_NAME}STREQUAL"Interix")
 set(NEED_PIC 0)
 set(NO_EXPRECISION 1)

 set(INTERIX_TOOL_DIR STREQUAL"/opt/gcc.3.3/i586-pc-interix3/bin")
endif ()

if (CYGWIN)
 set(NEED_PIC 0)
 set(NO_EXPRECISION 1)
endif ()

if (NOT${CMAKE_SYSTEM_NAME}STREQUAL"Windows"ANDNOT${CMAKE_SYSTEM_NAME}STREQUAL"Interix"ANDNOT${CMAKE_SYSTEM_NAME}STREQUAL"Android")
 if (USE_THREAD)
 set(EXTRALIB "${EXTRALIB} -lpthread")
 endif ()
endif ()

if (QUAD_PRECISION)
 set(CCOMMON_OPT "${CCOMMON_OPT} -DQUAD_PRECISION")
 set(NO_EXPRECISION 1)
endif ()

if (X86)
 set(NO_EXPRECISION 1)
endif ()

if (DYNAMIC_ARCH)
if (TARGET)
if (${TARGET}STREQUAL"GENERIC")
 set(NO_EXPRECISION 1)
endif ()
endif ()
endif ()

if (UTEST_CHECK)
 set(CCOMMON_OPT "${CCOMMON_OPT} -DUTEST_CHECK")
 set(SANITY_CHECK 1)
endif ()

if (SANITY_CHECK)
# TODO: need some way to get $(*F) (target filename)
 set(CCOMMON_OPT "${CCOMMON_OPT} -DSANITY_CHECK -DREFNAME=$(*F)f${BU}")
endif ()