github_mirrors/vectorscan
3
0
Fork 1
mirror of https://github.com/VectorCamp/vectorscan.git synced 2025-06-28 16:41:01 +03:00
Code Issues Packages Projects Releases Wiki Activity

cmake: don't be so heavyhanded with flags

Browse Source
This commit is contained in:
Matthew Barr 2016-09-07 14:09:49 +10:00
parent 6e533589bb
commit 2e5a2ab2a9
1 changed files with 27 additions and 43 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

70
CMakeLists.txt
View File

@ -1,8 +1,4 @@
cmake_minimum_required (VERSION 2.8.11)
# don't use the built-in default configs
set (CMAKE_NOT_USING_CONFIG_FLAGS TRUE)
project (Hyperscan C CXX)
set (HS_MAJOR_VERSION 4)
@ -10,10 +6,6 @@ set (HS_MINOR_VERSION 3)
set (HS_PATCH_VERSION 1)
set (HS_VERSION ${HS_MAJOR_VERSION}.${HS_MINOR_VERSION}.${HS_PATCH_VERSION})
# since we are doing this manually, we only have three types
set (CMAKE_CONFIGURATION_TYPES "Debug;Release;RelWithDebInfo"
CACHE STRING "" FORCE)
set(CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake)
include(CheckCCompilerFlag)
include(CheckCXXCompilerFlag)
@ -141,6 +133,12 @@ CMAKE_DEPENDENT_OPTION(DUMP_SUPPORT "Dump code support; normally on, except in r
CMAKE_DEPENDENT_OPTION(DISABLE_ASSERTS "Disable assert(); Asserts are enabled in debug builds, disabled in release builds" OFF "NOT RELEASE_BUILD" ON)
if (DISABLE_ASSERTS)
if (CMAKE_BUILD_TYPE STREQUAL "DEBUG")
add_definitions(-DNDEBUG)
endif()
endif()
option(WINDOWS_ICC "Use Intel C++ Compiler on Windows, default off, requires ICC to be set in project" OFF)
# TODO: per platform config files?
@ -151,27 +149,16 @@ if(MSVC OR MSVC_IDE)
if (MSVC_VERSION LESS 1700)
message(FATAL_ERROR "The project requires C++11 features.")
else()
# set base flags
set(CMAKE_C_FLAGS "/DWIN32 /D_WINDOWS /W3")
set(CMAKE_C_FLAGS_DEBUG "/D_DEBUG /MDd /Zi /Od")
set(CMAKE_C_FLAGS_RELEASE "/MD /O2 /Ob2 /Oi")
set(CMAKE_C_FLAGS_RELWITHDEBINFO "/Zi /MD /O2 /Ob2 /Oi")
set(CMAKE_CXX_FLAGS "/DWIN32 /D_WINDOWS /W3 /GR /EHsc")
set(CMAKE_CXX_FLAGS_DEBUG "/D_DEBUG /MDd /Zi /Od")
set(CMAKE_CXX_FLAGS_RELEASE "/MD /O2 /Ob2 /Oi")
set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "/Zi /MD /O2 /Ob2 /Oi")
if (WINDOWS_ICC)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /Qstd=c99 /Qrestrict /QxHost /wd4267 /Qdiag-disable:remark")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /Qstd=c++11 /Qrestrict /QxHost /wd4267 /wd4800 /Qdiag-disable:remark -DBOOST_DETAIL_NO_CONTAINER_FWD -D_SCL_SECURE_NO_WARNINGS")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /O3 /Qstd=c99 /Qrestrict /QxHost /wd4267 /Qdiag-disable:remark")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /O2 /Qstd=c++11 /Qrestrict /QxHost /wd4267 /wd4800 /Qdiag-disable:remark -DBOOST_DETAIL_NO_CONTAINER_FWD -D_SCL_SECURE_NO_WARNINGS")
else()
#TODO: don't hardcode arch
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /arch:AVX /wd4267")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /arch:AVX /wd4244 /wd4267 /wd4800 /wd2586 /wd1170 -DBOOST_DETAIL_NO_CONTAINER_FWD -D_SCL_SECURE_NO_WARNINGS")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /O2 /arch:AVX /wd4267")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /O2 /arch:AVX /wd4244 /wd4267 /wd4800 -DBOOST_DETAIL_NO_CONTAINER_FWD -D_SCL_SECURE_NO_WARNINGS")
endif()
string(REPLACE "/RTC1" "" CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG}")
string(REPLACE "/RTC1" "" CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG}")
endif()
else()
@ -192,6 +179,12 @@ else()
unset(_GXX_OUTPUT)
endif()
# remove CMake's idea of optimisation
foreach (CONFIG ${CMAKE_BUILD_TYPE} ${CMAKE_CONFIGURATION_TYPES})
string(REGEX REPLACE "-O[^ ]*" "" CMAKE_C_FLAGS_${CONFIG} "${CMAKE_C_FLAGS_${CONFIG}}")
string(REGEX REPLACE "-O[^ ]*" "" CMAKE_CXX_FLAGS_${CONFIG} "${CMAKE_CXX_FLAGS_${CONFIG}}")
endforeach ()
if(OPTIMISE)
set(OPT_C_FLAG "-O3")
set(OPT_CXX_FLAG "-O2")
@ -200,25 +193,16 @@ else()
set(OPT_CXX_FLAG "-O0")
endif(OPTIMISE)
# set up base flags for build types
set(CMAKE_C_FLAGS_DEBUG "-g ${OPT_C_FLAG} -Werror")
set(CMAKE_C_FLAGS_RELWITHDEBINFO "-g ${OPT_C_FLAG}")
set(CMAKE_C_FLAGS_RELEASE "${OPT_C_FLAG}")
set(CMAKE_CXX_FLAGS_DEBUG "-g ${OPT_CXX_FLAG} -Werror")
set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-g ${OPT_CXX_FLAG}")
set(CMAKE_CXX_FLAGS_RELEASE "${OPT_CXX_FLAG}")
if (DISABLE_ASSERTS)
# usually true for release builds, false for debug
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DNDEBUG")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DNDEBUG")
endif()
# set compiler flags - more are tested and added later
set(EXTRA_C_FLAGS "-std=c99 -Wall -Wextra -Wshadow -Wcast-qual -fno-strict-aliasing")
set(EXTRA_CXX_FLAGS "-std=c++11 -Wall -Wextra -Wshadow -Wswitch -Wreturn-type -Wcast-qual -Wno-deprecated -Wnon-virtual-dtor -fno-strict-aliasing")
set(EXTRA_C_FLAGS "${OPT_C_FLAG} -std=c99 -Wall -Wextra -Wshadow -Wcast-qual -fno-strict-aliasing")
set(EXTRA_CXX_FLAGS "${OPT_CXX_FLAG} -std=c++11 -Wall -Wextra -Wshadow -Wswitch -Wreturn-type -Wcast-qual -Wno-deprecated -Wnon-virtual-dtor -fno-strict-aliasing")
if (NOT RELEASE_BUILD)
# -Werror is most useful during development, don't potentially break
# release builds
set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Werror")
set(EXTRA_CXX_FLAGS "${EXTRA_CXX_FLAGS} -Werror")
endif()
if (NOT CMAKE_C_FLAGS MATCHES .*march.*)
message(STATUS "Building for current host CPU")