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Diffstat (limited to 'Documentation/rust/arch-support.rst')
-rw-r--r-- | Documentation/rust/arch-support.rst | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/Documentation/rust/arch-support.rst b/Documentation/rust/arch-support.rst new file mode 100644 index 0000000000..b91e9ef4d0 --- /dev/null +++ b/Documentation/rust/arch-support.rst @@ -0,0 +1,21 @@ +.. SPDX-License-Identifier: GPL-2.0 + +Arch Support +============ + +Currently, the Rust compiler (``rustc``) uses LLVM for code generation, +which limits the supported architectures that can be targeted. In addition, +support for building the kernel with LLVM/Clang varies (please see +Documentation/kbuild/llvm.rst). This support is needed for ``bindgen`` +which uses ``libclang``. + +Below is a general summary of architectures that currently work. Level of +support corresponds to ``S`` values in the ``MAINTAINERS`` file. + +============ ================ ============================================== +Architecture Level of support Constraints +============ ================ ============================================== +``um`` Maintained ``x86_64`` only. +``x86`` Maintained ``x86_64`` only. +============ ================ ============================================== + |