CMakeLists: Rework architecture detection

* Also only enable xybak/vixl on appropriate architectures
This commit is contained in:
MerryMage 2020-06-11 13:15:13 +01:00
parent 3d418e9a4f
commit 52a9af3dca
4 changed files with 52 additions and 17 deletions

View file

@ -1,16 +1,56 @@
include(CheckSymbolExists)
function(detect_architecture symbol arch)
if (NOT DEFINED ARCHITECTURE)
set(CMAKE_REQUIRED_QUIET 1)
check_symbol_exists("${symbol}" "" ARCHITECTURE_${arch})
set(CMAKE_REQUIRED_QUIET YES)
check_symbol_exists("${symbol}" "" DETECT_ARCHITECTURE_${arch})
unset(CMAKE_REQUIRED_QUIET)
# The output variable needs to be unique across invocations otherwise
# CMake's crazy scope rules will keep it defined
if (ARCHITECTURE_${arch})
if (DETECT_ARCHITECTURE_${arch})
set(ARCHITECTURE "${arch}" PARENT_SCOPE)
set(ARCHITECTURE_${arch} 1 PARENT_SCOPE)
add_definitions(-DARCHITECTURE_${arch}=1)
endif()
unset(DETECT_ARCHITECTURE_${arch} CACHE)
endif()
endfunction()
detect_architecture("__ARM64__" arm64)
detect_architecture("__aarch64__" arm64)
detect_architecture("_M_ARM64" arm64)
detect_architecture("__arm__" arm)
detect_architecture("__TARGET_ARCH_ARM" arm)
detect_architecture("_M_ARM" arm)
detect_architecture("__x86_64" x86_64)
detect_architecture("__x86_64__" x86_64)
detect_architecture("__amd64" x86_64)
detect_architecture("_M_X64" x86_64)
detect_architecture("__i386" x86)
detect_architecture("__i386__" x86)
detect_architecture("_M_IX86" x86)
detect_architecture("__ia64" ia64)
detect_architecture("__ia64__" ia64)
detect_architecture("_M_IA64" ia64)
detect_architecture("__mips" mips)
detect_architecture("__mips__" mips)
detect_architecture("_M_MRX000" mips)
detect_architecture("__ppc64__" ppc64)
detect_architecture("__powerpc64__" ppc64)
detect_architecture("__ppc__" ppc)
detect_architecture("__ppc" ppc)
detect_architecture("__powerpc__" ppc)
detect_architecture("_ARCH_COM" ppc)
detect_architecture("_ARCH_PWR" ppc)
detect_architecture("_ARCH_PPC" ppc)
detect_architecture("_M_MPPC" ppc)
detect_architecture("_M_PPC" ppc)
detect_architecture("__riscv" riscv)
detect_architecture("__EMSCRIPTEN__" wasm)