automate gpu offloading - part 1 #149170
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automate gpu offloading - part 1 #149170
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ZuseZ4
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The rustc-dev-guide subtree was changed. If this PR only touches the dev guide consider submitting a PR directly to rust-lang/rustc-dev-guide otherwise thank you for updating the dev guide with your changes. |
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oli-obk
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Nov 21, 2025
| OS1.flush(); | ||
| auto MB = llvm::MemoryBuffer::getMemBufferCopy(Storage, "module.bc"); | ||
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| SmallVector<char, 1024> BinaryData; |
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This buffer could be an argument provided by rustc and then rustc can do the file writing
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Automates step 1 from the rustc-dev-guide offload section:
https://rustc-dev-guide.rust-lang.org/offload/usage.html#compile-instructions
"clang-offload-packager" "-o" "host.out" "--image=file=device.bc,triple=amdgcn-amd-amdhsa,arch=gfx90a,kind=openmp"Verified on an MI 250X
cc @jhuber6, @kevinsala, @jdoerfert, @Sa4dUs
r? oli-obk