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PGO options for GCC

This commit is contained in:
Jeffrey Pfau 2014-07-25 00:01:49 -07:00
parent 5189d9afd4
commit 888d037b3d
1 changed files with 15 additions and 0 deletions
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15
CMakeLists.txt
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@ -20,6 +20,21 @@ include_directories(${CMAKE_SOURCE_DIR}/src/arm)
include_directories(${CMAKE_SOURCE_DIR}/src/gba)
include_directories(${CMAKE_SOURCE_DIR}/src)
set(PGO_DIR "/tmp/gba-pgo/" CACHE PATH "Profiling-guided optimization profiles path")
mark_as_advanced(PGO_DIR)
set(PGO_PRE_FLAGS "-pg -fprofile-generate=${PGO_DIR}")
set(PGO_POST_FLAGS "-fprofile-use=${PGO_DIR}")
if(PGO_STAGE EQUAL 1)
set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} ${PGO_PRE_FLAGS}")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${PGO_PRE_FLAGS}")
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} ${PGO_PRE_FLAGS}")
elseif(PGO_STAGE EQUAL 2)
set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} ${PGO_POST_FLAGS}")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${PGO_POST_FLAGS}")
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} ${PGO_POST_FLAGS}")
endif()
add_definitions(-DBINARY_NAME="${BINARY_NAME}" -DPROJECT_NAME="${PROJECT_NAME}")
include(FindPkgConfig)