mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-23 15:29:51 +00:00
c2db19ebf4
with the contents of CMAKE_C(XX)_FLAGS too, else `llvm-config --c(xx)flags' doesn't tell the absolute truth. This comes from PR9603 and is based on a patch by Ryuta Suzuki! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128727 91177308-0d34-0410-b5e6-96231b3b80d8
186 lines
6.7 KiB
CMake
186 lines
6.7 KiB
CMake
include(AddLLVMDefinitions)
|
|
|
|
# Run-time build mode; It is used for unittests.
|
|
if(MSVC_IDE)
|
|
# Expect "$(Configuration)", "$(OutDir)", etc.
|
|
# It is expanded by msbuild or similar.
|
|
set(RUNTIME_BUILD_MODE "${CMAKE_CFG_INTDIR}")
|
|
elseif(NOT CMAKE_BUILD_TYPE STREQUAL "")
|
|
# Expect "Release" "Debug", etc.
|
|
# Or unittests could not run.
|
|
set(RUNTIME_BUILD_MODE ${CMAKE_BUILD_TYPE})
|
|
else()
|
|
# It might be "."
|
|
set(RUNTIME_BUILD_MODE "${CMAKE_CFG_INTDIR}")
|
|
endif()
|
|
|
|
set(LIT_ARGS_DEFAULT "-sv")
|
|
if (MSVC OR XCODE)
|
|
set(LIT_ARGS_DEFAULT "${LIT_ARGS_DEFAULT} --no-progress-bar")
|
|
endif()
|
|
set(LLVM_LIT_ARGS "${LIT_ARGS_DEFAULT}"
|
|
CACHE STRING "Default options for lit")
|
|
|
|
if( LLVM_ENABLE_ASSERTIONS )
|
|
# MSVC doesn't like _DEBUG on release builds. See PR 4379.
|
|
if( NOT MSVC )
|
|
add_definitions( -D_DEBUG )
|
|
endif()
|
|
# On Release builds cmake automatically defines NDEBUG, so we
|
|
# explicitly undefine it:
|
|
if( uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE" )
|
|
add_definitions( -UNDEBUG )
|
|
endif()
|
|
else()
|
|
if( NOT uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE" )
|
|
if( NOT MSVC_IDE AND NOT XCODE )
|
|
add_definitions( -DNDEBUG )
|
|
endif()
|
|
endif()
|
|
endif()
|
|
|
|
if(WIN32)
|
|
if(CYGWIN)
|
|
set(LLVM_ON_WIN32 0)
|
|
set(LLVM_ON_UNIX 1)
|
|
else(CYGWIN)
|
|
set(LLVM_ON_WIN32 1)
|
|
set(LLVM_ON_UNIX 0)
|
|
|
|
# This is effective only on Win32 hosts to use gnuwin32 tools.
|
|
set(LLVM_LIT_TOOLS_DIR "" CACHE PATH "Path to GnuWin32 tools")
|
|
endif(CYGWIN)
|
|
set(LTDL_SHLIB_EXT ".dll")
|
|
set(EXEEXT ".exe")
|
|
# Maximum path length is 160 for non-unicode paths
|
|
set(MAXPATHLEN 160)
|
|
else(WIN32)
|
|
if(UNIX)
|
|
set(LLVM_ON_WIN32 0)
|
|
set(LLVM_ON_UNIX 1)
|
|
if(APPLE)
|
|
set(LTDL_SHLIB_EXT ".dylib")
|
|
else(APPLE)
|
|
set(LTDL_SHLIB_EXT ".so")
|
|
endif(APPLE)
|
|
set(EXEEXT "")
|
|
# FIXME: Maximum path length is currently set to 'safe' fixed value
|
|
set(MAXPATHLEN 2024)
|
|
else(UNIX)
|
|
MESSAGE(SEND_ERROR "Unable to determine platform")
|
|
endif(UNIX)
|
|
endif(WIN32)
|
|
|
|
if( LLVM_ENABLE_PIC )
|
|
if( XCODE )
|
|
# Xcode has -mdynamic-no-pic on by default, which overrides -fPIC. I don't
|
|
# know how to disable this, so just force ENABLE_PIC off for now.
|
|
message(WARNING "-fPIC not supported with Xcode.")
|
|
elseif( WIN32 )
|
|
# On Windows all code is PIC. MinGW warns if -fPIC is used.
|
|
else()
|
|
include(CheckCXXCompilerFlag)
|
|
check_cxx_compiler_flag("-fPIC" SUPPORTS_FPIC_FLAG)
|
|
if( SUPPORTS_FPIC_FLAG )
|
|
message(STATUS "Building with -fPIC")
|
|
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fPIC")
|
|
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fPIC")
|
|
else( SUPPORTS_FPIC_FLAG )
|
|
message(WARNING "-fPIC not supported.")
|
|
endif()
|
|
endif()
|
|
endif()
|
|
|
|
if( CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT WIN32 )
|
|
# TODO: support other platforms and toolchains.
|
|
option(LLVM_BUILD_32_BITS "Build 32 bits executables and libraries." OFF)
|
|
if( LLVM_BUILD_32_BITS )
|
|
message(STATUS "Building 32 bits executables and libraries.")
|
|
add_llvm_definitions( -m32 )
|
|
list(APPEND CMAKE_EXE_LINKER_FLAGS -m32)
|
|
list(APPEND CMAKE_SHARED_LINKER_FLAGS -m32)
|
|
endif( LLVM_BUILD_32_BITS )
|
|
endif( CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT WIN32 )
|
|
|
|
if( MSVC_IDE AND ( MSVC90 OR MSVC10 ) )
|
|
# Only Visual Studio 2008 and 2010 officially supports /MP.
|
|
# Visual Studio 2005 do support it but it's experimental there.
|
|
set(LLVM_COMPILER_JOBS "0" CACHE STRING
|
|
"Number of parallel compiler jobs. 0 means use all processors. Default is 0.")
|
|
if( NOT LLVM_COMPILER_JOBS STREQUAL "1" )
|
|
if( LLVM_COMPILER_JOBS STREQUAL "0" )
|
|
add_llvm_definitions( /MP )
|
|
else()
|
|
if (MSVC10)
|
|
message(FATAL_ERROR
|
|
"Due to a bug in CMake only 0 and 1 is supported for "
|
|
"LLVM_COMPILER_JOBS when generating for Visual Studio 2010")
|
|
else()
|
|
message(STATUS "Number of parallel compiler jobs set to " ${LLVM_COMPILER_JOBS})
|
|
add_llvm_definitions( /MP${LLVM_COMPILER_JOBS} )
|
|
endif()
|
|
endif()
|
|
else()
|
|
message(STATUS "Parallel compilation disabled")
|
|
endif()
|
|
endif()
|
|
|
|
if( MSVC )
|
|
include(ChooseMSVCCRT)
|
|
|
|
# Add definitions that make MSVC much less annoying.
|
|
add_llvm_definitions(
|
|
# For some reason MS wants to deprecate a bunch of standard functions...
|
|
-D_CRT_SECURE_NO_DEPRECATE
|
|
-D_CRT_SECURE_NO_WARNINGS
|
|
-D_CRT_NONSTDC_NO_DEPRECATE
|
|
-D_CRT_NONSTDC_NO_WARNINGS
|
|
-D_SCL_SECURE_NO_DEPRECATE
|
|
-D_SCL_SECURE_NO_WARNINGS
|
|
|
|
-wd4146 # Suppress 'unary minus operator applied to unsigned type, result still unsigned'
|
|
-wd4180 # Suppress 'qualifier applied to function type has no meaning; ignored'
|
|
-wd4224 # Suppress 'nonstandard extension used : formal parameter 'identifier' was previously defined as a type'
|
|
-wd4244 # Suppress ''argument' : conversion from 'type1' to 'type2', possible loss of data'
|
|
-wd4267 # Suppress ''var' : conversion from 'size_t' to 'type', possible loss of data'
|
|
-wd4275 # Suppress 'An exported class was derived from a class that was not exported.'
|
|
-wd4291 # Suppress ''declaration' : no matching operator delete found; memory will not be freed if initialization throws an exception'
|
|
-wd4345 # Suppress 'behavior change: an object of POD type constructed with an initializer of the form () will be default-initialized'
|
|
-wd4351 # Suppress 'new behavior: elements of array 'array' will be default initialized'
|
|
-wd4355 # Suppress ''this' : used in base member initializer list'
|
|
-wd4503 # Suppress ''identifier' : decorated name length exceeded, name was truncated'
|
|
-wd4624 # Suppress ''derived class' : destructor could not be generated because a base class destructor is inaccessible'
|
|
-wd4715 # Suppress ''function' : not all control paths return a value'
|
|
-wd4800 # Suppress ''type' : forcing value to bool 'true' or 'false' (performance warning)'
|
|
-wd4065 # Suppress 'switch statement contains 'default' but no 'case' labels'
|
|
|
|
-w14062 # Promote "enumerator in switch of enum is not handled" to level 1 warning.
|
|
)
|
|
|
|
# Enable warnings
|
|
if (LLVM_ENABLE_WARNINGS)
|
|
add_llvm_definitions( /W4 /Wall )
|
|
if (LLVM_ENABLE_PEDANTIC)
|
|
# No MSVC equivalent available
|
|
endif (LLVM_ENABLE_PEDANTIC)
|
|
endif (LLVM_ENABLE_WARNINGS)
|
|
if (LLVM_ENABLE_WERROR)
|
|
add_llvm_definitions( /WX )
|
|
endif (LLVM_ENABLE_WERROR)
|
|
elseif( CMAKE_COMPILER_IS_GNUCXX )
|
|
if (LLVM_ENABLE_WARNINGS)
|
|
add_llvm_definitions( -Wall -W -Wno-unused-parameter -Wwrite-strings )
|
|
if (LLVM_ENABLE_PEDANTIC)
|
|
add_llvm_definitions( -pedantic -Wno-long-long )
|
|
endif (LLVM_ENABLE_PEDANTIC)
|
|
endif (LLVM_ENABLE_WARNINGS)
|
|
if (LLVM_ENABLE_WERROR)
|
|
add_llvm_definitions( -Werror )
|
|
endif (LLVM_ENABLE_WERROR)
|
|
endif( MSVC )
|
|
|
|
add_llvm_definitions( -D__STDC_LIMIT_MACROS )
|
|
add_llvm_definitions( -D__STDC_CONSTANT_MACROS )
|
|
|
|
option(LLVM_INCLUDE_TESTS "Generate build targets for the LLVM unit tests." ON)
|