cflag tidying

swg-source/src

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DarthArgus

2016-12-15 22:05:04 +00:00

parent d0f511e825

commit ceb8905b5e

1 changed files with 11 additions and 3 deletions

									
										CMakeLists.txt
									
		+11
		-3
	
												View File
												
				@@ -70,32 +70,40 @@ elseif(UNIX)

					find_package(Curses REQUIRED)

					# linker flags

					set(CMAKE_SHARED_LINKER_FLAGS "-Wl,-O1,--sort-common,--as-needed,-z,relro -s")	

					set(CMAKE_SHARED_LINKER_FLAGS "-Wl,-O1,--sort-common,--as-needed,-z,relro")

					if ("${CMAKE_BUILD_TYPE}" STREQUAL "Release")

						set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -s")

					endif()

					set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS}")

					# don't put anything too crazy in debug...and any common flags go into CMAKE_CXX_FLAGS 

					set(CMAKE_CXX_FLAGS_DEBUG "-D_DEBUG -DDEBUG_LEVEL=2 -DPRODUCTION=0 -Og -g3")

				        # funroll loops and everything else potentially crazy for performance here

					# release specific cflags - optimizations beyond the default for both types is mostly just -O flags

				        set(CMAKE_CXX_FLAGS_RELEASE "-DDEBUG_LEVEL=0 -DPRODUCTION=1")

					# Ofast doesn't work with gcc builds

					if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")

						set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -Ofast")

					elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")

						# O3 and Ofast include one or more flags that cause java to crash when using gcc6

						set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -O2 -fno-signed-zeros \

							-freciprocal-math -ffp-contract=fast")

					elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Intel")

						set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -O3")

					endif()

					# our "always on" flags

					# our "always on" flags - build by default for the system we're on but include all instruction sets

					set(CMAKE_CXX_FLAGS "-m32 -pipe -march=native -mtune=native \

						-msse -msse2 -msse3 -mmmx -m3dnow \

						-Wformat -Wno-overloaded-virtual -Wno-missing-braces -Wno-format \

						-Wno-write-strings -Wno-unknown-pragmas \

						-Wno-uninitialized -Wno-reorder")

					# set definitions

					# note that STELLA_INTERNAL should never be used on the clang-profile or clang-profile-build branch

					add_definitions(-DLINUX -D_REENTRANT -Dlinux -DSTELLA_INTERNAL -D_GNU_SOURCE -D_XOPEN_SOURCE=500)

				endif()