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-rw-r--r--cmake/CheckCPUArch.cmake23
1 files changed, 23 insertions, 0 deletions
diff --git a/cmake/CheckCPUArch.cmake b/cmake/CheckCPUArch.cmake
new file mode 100644
index 00000000..95330b4b
--- /dev/null
+++ b/cmake/CheckCPUArch.cmake
@@ -0,0 +1,23 @@
+macro(_CHECK_CPU_ARCH ARCH ARCH_DEFINES VARIABLE)
+ if(NOT DEFINED HAVE_${VARIABLE})
+ message(STATUS "Check CPU architecture is ${ARCH}")
+ set(CHECK_CPU_ARCH_DEFINES ${ARCH_DEFINES})
+ configure_file(${PROJECT_SOURCE_DIR}/cmake/CheckCPUArch.c.in ${PROJECT_BINARY_DIR}/CMakeFiles/CMakeTmp/CheckCPUArch.c @ONLY)
+ try_compile(HAVE_${VARIABLE} "${PROJECT_BINARY_DIR}"
+ "${PROJECT_BINARY_DIR}/CMakeFiles/CMakeTmp/CheckCPUArch.c")
+ if(HAVE_${VARIABLE})
+ message(STATUS "Check CPU architecture is ${ARCH} - yes")
+ set(${VARIABLE} 1 CACHE INTERNAL "Result of CHECK_CPU_ARCH_X64" FORCE)
+ else ()
+ message(STATUS "Check CPU architecture is ${ARCH} - no")
+ endif()
+ endif ()
+endmacro(_CHECK_CPU_ARCH)
+
+macro(CHECK_CPU_ARCH_X64 VARIABLE)
+ _CHECK_CPU_ARCH(x64 "defined(__amd64__) || defined(__amd64) || defined(__x86_64__) || defined(__x86_64) || defined(_M_X64) || defined(_M_AMD64)" ${VARIABLE})
+endmacro(CHECK_CPU_ARCH_X64)
+
+macro(CHECK_CPU_ARCH_X86 VARIABLE)
+ _CHECK_CPU_ARCH(x86 "defined(__i386__) || defined(__i486__) || defined(__i586__) || defined(__i686__) ||defined( __i386) || defined(_M_IX86)" ${VARIABLE})
+endmacro(CHECK_CPU_ARCH_X86)