45 lines
1.5 KiB
CMake
45 lines
1.5 KiB
CMake
if(NOT CMAKE_SYSTEM_PROCESSOR)
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if(NOT CMAKE_TOOLCHAIN_FILE AND CMAKE_HOST_SYSTEM_PROCESSOR)
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set(CMAKE_SYSTEM_PROCESSOR ${CMAKE_HOST_SYSTEM_PROCESSOR})
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elseif(CMAKE_TOOLCHAIN_FILE MATCHES mxe)
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if(CMAKE_TOOLCHAIN_FILE MATCHES "i[3-9]86")
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set(CMAKE_SYSTEM_PROCESSOR i686)
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else()
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set(CMAKE_SYSTEM_PROCESSOR x86_64)
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endif()
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elseif(CROSS_ARCH STREQUAL x86_64)
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set(CMAKE_SYSTEM_PROCESSOR x86_64)
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elseif(CROSS_ARCH STREQUAL i686)
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set(CMAKE_SYSTEM_PROCESSOR i686)
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endif()
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endif()
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# The processor may not be set, but set BITS regardless.
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if(CMAKE_C_SIZEOF_DATA_PTR EQUAL 4)
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set(BITS 32)
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elseif(CMAKE_C_SIZEOF_DATA_PTR EQUAL 8)
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set(BITS 64)
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endif()
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# Turn asm on by default on 32bit x86 and set WINARCH for windows stuff.
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if(CMAKE_SYSTEM_PROCESSOR MATCHES "[xX]86|i[3-9]86|[aA][mM][dD]64")
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if(CMAKE_C_SIZEOF_DATA_PTR EQUAL 4) # 32 bit
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set(ASM_DEFAULT ON)
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set(X86_32 ON)
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set(X86 ON)
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set(WINARCH x86)
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elseif(CMAKE_C_SIZEOF_DATA_PTR EQUAL 8)
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set(AMD64 ON)
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set(X64 ON)
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set(WINARCH x64)
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endif()
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if(DEFINED VCPKG_TARGET_TRIPLET)
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string(REGEX MATCH "^x[86][64]" target_arch ${VCPKG_TARGET_TRIPLET})
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if(NOT WINARCH STREQUAL target_arch)
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message(FATAL_ERROR "Wrong build environment architecture for VCPKG_TARGET_TRIPLET, you specified ${target_arch} but your compiler is for ${WINARCH}")
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endif()
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endif()
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endif()
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