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nvidia-texture-tools/cmake/OptimalOptions.cmake

23 lines
875 B
CMake

# Set optimal options for gcc:
if(CMAKE_COMPILER_IS_GNUCXX OR CMAKE_CXX_COMPILER_ID MATCHES "Clang")
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=native")
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fPIC")
ENDIF()
IF(MSVC)
# Code generation flags.
# SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /arch:SSE2 /fp:fast")
# SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /arch:SSE2 /fp:fast")
# Optimization flags.
SET(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS} /O2 /Ob2 /Oi /Ot /Oy /GL")
SET(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS} /O2 /Ob2 /Oi /Ot /Oy /GL")
SET(CMAKE_EXE_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE} /LTCG")
SET(CMAKE_SHARED_LINKER_FLAGS_RELEASE "${CMAKE_SHARED_LINKER_FLAGS_RELEASE} /LTCG")
SET(CMAKE_MODULE_LINKER_FLAGS_RELEASE "${CMAKE_MODULE_LINKER_FLAGS_RELEASE} /LTCG")
# Definitions.
ADD_DEFINITIONS(-D__SSE2__ -D__SSE__ -D__MMX__)
ENDIF(MSVC)