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Diffstat (limited to 'content/2022-07-07-llvm-orc-jit')
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diff --git a/content/2022-07-07-llvm-orc-jit/index.md b/content/2022-07-07-llvm-orc-jit/index.md new file mode 100644 index 0000000..4b2add0 --- /dev/null +++ b/content/2022-07-07-llvm-orc-jit/index.md @@ -0,0 +1,42 @@ ++++ +title = "Jit C in memory using LLVM ORC api" + +[taxonomies] +tags = ["llvm", "clang", "c++"] ++++ + +Based on the in-memory compiler shared in the last post ([C to LLVM IR in +memory using libclang](@/2022-06-18-libclang-c-to-llvm-ir/index.md)), this post +demonstrates a small *just in time (JIT)* compiler which allows to compile C +code to host native code in-memory. + +The JIT compiler is based on the LLVM [ORCv2 API][llvm-orc2] (the newest LLVM +JIT API at the time of writing) and the crucial parts are taken from the [JIT +tutorial][llvm-jit-tut]. + +The sources are available under [llvm-orc-jit][post-src]. + +### main.cc +```cpp +{{ include(path="content/2022-07-07-llvm-orc-jit/main.cc") }} +``` + +### jit.h +```cpp +{{ include(path="content/2022-07-07-llvm-orc-jit/jit.h") }} +``` + +### compiler.h +```cpp +{{ include(path="content/2022-07-07-llvm-orc-jit/ccompiler.h") }} +``` + +### Makefile +```make +{{ include(path="content/2022-07-07-llvm-orc-jit/Makefile") }} +``` +[post-src]: https://git.memzero.de/blog/tree/content/2022-07-07-llvm-orc-jit?h=main +[src-clang]: https://github.com/llvm/llvm-project/tree/main/clang +[blog-clang-in-memory]: https://blog.audio-tk.com/2018/09/18/compiling-c-code-in-memory-with-clang/ +[llvm-jit-tut]: https://www.llvm.org/docs/tutorial/BuildingAJIT1.html +[llvm-orc2]: https://www.llvm.org/docs/ORCv2.html |