support IBM PowerPC / ppc64 / ppc64le and XL compiler

Avoid POWER platform compiling error and support IBM XL C++ compiler on
Linux / AIX.
This commit is contained in:
Wu Zhao 2016-10-26 17:27:54 +08:00
parent 381d8f85e7
commit c4db88a314

View File

@ -50,7 +50,13 @@ if(CCACHE_FOUND)
endif(CCACHE_FOUND)
if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=native -Wall -Wextra -Werror")
if(${CMAKE_SYSTEM_PROCESSOR} STREQUAL "powerpc" OR ${CMAKE_SYSTEM_PROCESSOR} STREQUAL "ppc64" OR ${CMAKE_SYSTEM_PROCESSOR} STREQUAL "ppc64le")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mcpu=native")
else()
#FIXME: x86 is -march=native, but doesn't mean every arch is this option. To keep original project's compatibility, I leave this except POWER.
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=native")
endif()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra -Werror")
if (RAPIDJSON_BUILD_CXX11)
if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS "4.7.0")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x")
@ -73,7 +79,13 @@ if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
endif()
endif()
elseif (CMAKE_CXX_COMPILER_ID MATCHES "Clang")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=native -Wall -Wextra -Werror -Wno-missing-field-initializers")
if(${CMAKE_SYSTEM_PROCESSOR} STREQUAL "powerpc" OR ${CMAKE_SYSTEM_PROCESSOR} STREQUAL "ppc64" OR ${CMAKE_SYSTEM_PROCESSOR} STREQUAL "ppc64le")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mcpu=native")
else()
#FIXME: x86 is -march=native, but doesn't mean every arch is this option. To keep original project's compatibility, I leave this except POWER.
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=native")
endif()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra -Werror -Wno-missing-field-initializers")
if (RAPIDJSON_BUILD_CXX11)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
endif()
@ -90,6 +102,8 @@ elseif (CMAKE_CXX_COMPILER_ID MATCHES "Clang")
elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "MSVC")
add_definitions(-D_CRT_SECURE_NO_WARNINGS=1)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /EHsc")
elseif (CMAKE_CXX_COMPILER_ID MATCHES "XL")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -qarch=auto")
endif()
#add extra search paths for libraries and includes