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Empowering everyone to build reliable and efficient software.
example | ||
src | ||
.gitignore | ||
.travis.yml | ||
0001-Disable-stdsimd.patch | ||
0002-Disable-u128-and-i128-in-libcore.patch | ||
0003-Disable-inline-assembly-in-spin_loop_hint.patch | ||
0004-Disable-some-more-unsupported-stuff-in-libcore.patch | ||
build.sh | ||
Cargo.lock | ||
Cargo.toml | ||
copy.clif | ||
LICENSE-APACHE | ||
LICENSE-MIT | ||
prepare_libcore.sh | ||
Readme.md | ||
rust-toolchain |
Work in progress cranelift codegen backend for rust
⚠⚠⚠ This doesn't do anything useful yet ⚠⚠⚠
Building
$ git clone https://github.com/bjorn3/rustc_codegen_cranelift.git
$ cd rustc_codegen_cranelift
$ rustup override set nightly
$ git submodule update --init
$ cargo build
Usage
$ rustc -Zcodegen-backend=$(pwd)/target/debug/librustc_codegen_cranelift.so my_crate.rs --crate-type lib -Og
Building libcore
$ rustup component add rust-src
$ ./prepare_libcore.sh
$ ./build.sh
Not yet supported
-
Checked binops
-
Drop glue
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Other call abi's
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Sub slice
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Inline assembly
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Custom sections
Known errors
- cranelift-module api seems to be used wrong, thus causing panic for some consts
- cranelift-codegen doesn't have encodings for some instructions for types smaller than I32