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- config BR2_PACKAGE_LLVM_ARCH_SUPPORTS
- bool
- default y if BR2_i386
- default y if BR2_x86_64
- default y if BR2_aarch64
- default y if BR2_arm || BR2_armeb
- default y if BR2_riscv
- config BR2_PACKAGE_LLVM_TARGET_ARCH
- string
- default "AArch64" if BR2_aarch64
- default "ARM" if BR2_arm || BR2_armeb
- default "X86" if BR2_i386 || BR2_x86_64
- default "riscv32" if BR2_riscv && !BR2_ARCH_IS_64
- default "riscv64" if BR2_riscv && BR2_ARCH_IS_64
- config BR2_PACKAGE_LLVM
- bool "llvm"
- depends on BR2_PACKAGE_LLVM_ARCH_SUPPORTS
- depends on BR2_TOOLCHAIN_GCC_AT_LEAST_7
- depends on BR2_TOOLCHAIN_HAS_THREADS
- depends on BR2_INSTALL_LIBSTDCPP
- depends on !BR2_TOOLCHAIN_HAS_GCC_BUG_64735 # std::shared_future
- depends on !BR2_STATIC_LIBS
- depends on BR2_USE_WCHAR # std::wstring
- depends on BR2_HOST_GCC_AT_LEAST_7 # host-llvm
- help
- The LLVM Project is a collection of modular and reusable
- compiler and toolchain technologies.
- http://llvm.org
- if BR2_PACKAGE_LLVM
- config BR2_PACKAGE_LLVM_AMDGPU
- bool "AMDGPU backend"
- help
- Build AMDGPU target. Select this option if you are going
- to install mesa3d with llvm and use Gallium Radeon driver.
- config BR2_PACKAGE_LLVM_RTTI
- bool "enable rtti"
- help
- Build LLVM with run-time type information. LLVM can be built
- without rtti, but turning it off changes the ABI of C++
- programs.
- This features is needed to build the Gallium Nouveau driver
- or the Clover OpenCL state tracker when llvm support is
- enabled.
- https://llvm.org/docs/HowToSetUpLLVMStyleRTTI.html
- config BR2_PACKAGE_LLVM_BPF
- bool "BPF backend"
- help
- Build BPF target. Select this option if you are going
- to install bcc on the target.
- config BR2_PACKAGE_LLVM_DUMP
- bool "enable dump"
- help
- Build LLVM with dump functions even when assertions are
- disabled.
- endif
- comment "llvm needs a toolchain w/ wchar, threads, C++, gcc >= 7, dynamic library, host gcc >= 7"
- depends on BR2_PACKAGE_LLVM_ARCH_SUPPORTS
- depends on !BR2_TOOLCHAIN_HAS_THREADS || !BR2_INSTALL_LIBSTDCPP || \
- !BR2_TOOLCHAIN_GCC_AT_LEAST_7 \
- || BR2_STATIC_LIBS || !BR2_USE_WCHAR \
- || !BR2_HOST_GCC_AT_LEAST_7
- comment "llvm needs a toolchain not affected by GCC bug 64735"
- depends on BR2_PACKAGE_LLVM_ARCH_SUPPORTS
- depends on BR2_TOOLCHAIN_HAS_GCC_BUG_64735
|
