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[CMAKE]
- Improve help strings for GCC optimization levels. - Add new -Ofast and -Og levels. - Simplify gcc.cmake a bit. - Use MINGW_TOOLCHAIN_SUFFIX. svn path=/trunk/; revision=58201
This commit is contained in:
Dmitry Gorbachev
parent
7bc3ce6d8e
commit
e368e3af90
4 changed files with 42 additions and 49 deletions
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@ -7,13 +7,15 @@ set(OARCH "athlon64" CACHE STRING
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k8 opteron athlon64 athlon-fx")
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set (OPTIMIZE "1" CACHE STRING
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"What level of optimisation to use.
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0 = off
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1 = Default option, optimize for size (-Os) with some additional options
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2 = -Os
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3 = -O1
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4 = -O2
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5 = -O3")
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"What level of optimization to use.
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0 = off
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1 = Default option, optimize for size (-Os) with some additional options
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2 = Optimize for size (-Os)
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3 = Optimize debugging experience (-Og)
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4 = Optimize (-O1)
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5 = Optimize even more (-O2)
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6 = Optimize yet more (-O3)
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7 = Disregard strict standards compliance (-Ofast)")
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set(LTCG FALSE CACHE BOOL
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"Whether to build with link-time code generation")
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@ -8,13 +8,15 @@ set(OARCH "armv7-a" CACHE STRING
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armv5te armv7-a")
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set (OPTIMIZE "1" CACHE STRING
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"What level of optimisation to use.
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0 = off
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1 = Default option, optimize for size (-Os) with some additional options
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2 = -Os
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3 = -O1
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4 = -O2
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5 = -O3")
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"What level of optimization to use.
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0 = off
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1 = Default option, optimize for size (-Os) with some additional options
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2 = Optimize for size (-Os)
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3 = Optimize debugging experience (-Og)
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4 = Optimize (-O1)
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5 = Optimize even more (-O2)
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6 = Optimize yet more (-O3)
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7 = Disregard strict standards compliance (-Ofast)")
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set(LTCG FALSE CACHE BOOL
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"Whether to build with link-time code generation")
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@ -1,25 +1,25 @@
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set(SARCH "pc" CACHE STRING
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"Sub-architecture to build for. Specify one of: xbox")
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"Sub-architecture to build for. Specify one of:
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pc xbox")
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set(OARCH "pentium" CACHE STRING
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"Generate instructions for this CPU type. Specify one of:
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native, i386, i486, pentium, pentium-mmx, pentiumpro, i686,
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pentium2, pentium3, pentium-m, pentium4, prescott, nocona,
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core2, k6, k6-2, athlon, athlon-xp, opteron, opteron-sse3,
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barcelona, winchip-c6, winchip2, c3, c3-2, geode")
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pentium, pentiumpro")
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set(TUNE "i686" CACHE STRING
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"Which CPU ReactOS should be optimized for.")
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set(OPTIMIZE "1" CACHE STRING
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"What level of optimisation to use.
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0 = off
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1 = Default option, optimize for size (-Os) with some additional options
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2 = -Os
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3 = -O1
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4 = -O2
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5 = -O3")
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"What level of optimization to use.
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0 = off
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1 = Default option, optimize for size (-Os) with some additional options
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2 = Optimize for size (-Os)
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3 = Optimize debugging experience (-Og)
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4 = Optimize (-O1)
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5 = Optimize even more (-O2)
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6 = Optimize yet more (-O3)
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7 = Disregard strict standards compliance (-Ofast)")
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set(LTCG FALSE CACHE BOOL
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"Whether to build with link-time code generation")
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@ -10,7 +10,7 @@ if(NOT DEFINED SEPARATE_DBG)
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endif()
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# Compiler Core
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add_compile_flags("-pipe -fms-extensions")
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add_compile_flags("-pipe -fms-extensions -fno-strict-aliasing")
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#bug
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#file(TO_NATIVE_PATH ${REACTOS_SOURCE_DIR} REACTOS_SOURCE_DIR_NATIVE)
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@ -28,9 +28,6 @@ else()
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add_compile_flags("-gstabs+")
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endif()
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# Do not allow warnings
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add_compile_flags("-Werror")
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# For some reason, cmake sets -fPIC, and we don't want it
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if(DEFINED CMAKE_SHARED_LIBRARY_ASM_FLAGS)
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string(REPLACE "-fPIC" "" CMAKE_SHARED_LIBRARY_ASM_FLAGS ${CMAKE_SHARED_LIBRARY_ASM_FLAGS})
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@ -44,7 +41,7 @@ else()
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endif()
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# Warnings
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add_compile_flags("-Wall -Wno-char-subscripts -Wpointer-arith -Wno-multichar -Wno-unused-value")
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add_compile_flags("-Werror -Wall -Wno-char-subscripts -Wpointer-arith -Wno-multichar -Wno-unused-value")
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if(GCC_VERSION VERSION_LESS 4.6)
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add_compile_flags("-Wno-error=uninitialized")
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@ -62,15 +59,19 @@ endif()
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# Optimizations
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if(OPTIMIZE STREQUAL "1")
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add_compile_flags("-Os")
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add_compile_flags("-Os -ftracer")
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elseif(OPTIMIZE STREQUAL "2")
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add_compile_flags("-Os")
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elseif(OPTIMIZE STREQUAL "3")
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add_compile_flags("-O1")
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add_compile_flags("-O1 -fno-inline-functions-called-once -fno-tree-sra")
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elseif(OPTIMIZE STREQUAL "4")
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add_compile_flags("-O2")
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add_compile_flags("-O1")
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elseif(OPTIMIZE STREQUAL "5")
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add_compile_flags("-O2")
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elseif(OPTIMIZE STREQUAL "6")
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add_compile_flags("-O3")
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elseif(OPTIMIZE STREQUAL "7")
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add_compile_flags("-Ofast")
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endif()
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# Link-time code generation
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@ -78,25 +79,13 @@ if(LTCG)
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add_compile_flags("-flto -Wno-error=clobbered")
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endif()
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add_compile_flags("-fno-strict-aliasing")
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if(ARCH STREQUAL "i386")
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add_compile_flags("-mpreferred-stack-boundary=3 -fno-set-stack-executable -fno-optimize-sibling-calls -fno-omit-frame-pointer")
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if(OPTIMIZE STREQUAL "1")
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add_compile_flags("-ftracer")
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if(NOT CMAKE_BUILD_TYPE STREQUAL "Debug")
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add_compile_flags("-momit-leaf-frame-pointer")
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endif()
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if(NOT CMAKE_BUILD_TYPE STREQUAL "Debug")
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add_compile_flags("-momit-leaf-frame-pointer")
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endif()
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elseif(ARCH STREQUAL "amd64")
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add_compile_flags("-mpreferred-stack-boundary=4")
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if(OPTIMIZE STREQUAL "1")
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add_compile_flags("-ftracer")
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endif()
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elseif(ARCH STREQUAL "arm")
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if(OPTIMIZE STREQUAL "1")
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add_compile_flags("-ftracer")
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endif()
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endif()
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# Other
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@ -174,7 +163,7 @@ SET(CMAKE_CXX_COMPILE_OBJECT "${CCACHE} <CMAKE_CXX_COMPILER> <DEFINES> <FLAGS>
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set(CMAKE_ASM_COMPILE_OBJECT "<CMAKE_ASM_COMPILER> -x assembler-with-cpp -o <OBJECT> -I${REACTOS_SOURCE_DIR}/include/asm -I${REACTOS_BINARY_DIR}/include/asm <FLAGS> <DEFINES> -D__ASM__ -c <SOURCE>")
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set(CMAKE_RC_COMPILE_OBJECT "<CMAKE_RC_COMPILER> -O coff <FLAGS> -DRC_INVOKED -D__WIN32__=1 -D__FLAT__=1 ${I18N_DEFS} <DEFINES> <SOURCE> <OBJECT>")
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set(CMAKE_DEPFILE_FLAGS_RC "--preprocessor \"${MINGW_TOOLCHAIN_PREFIX}gcc -E -xc-header -MMD -MF <DEPFILE> -MT <OBJECT>\" ")
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set(CMAKE_DEPFILE_FLAGS_RC "--preprocessor \"${MINGW_TOOLCHAIN_PREFIX}gcc${MINGW_TOOLCHAIN_SUFFIX} -E -xc-header -MMD -MF <DEPFILE> -MT <OBJECT>\" ")
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# Optional 3rd parameter: stdcall stack bytes
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function(set_entrypoint MODULE ENTRYPOINT)
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