llvm
a9c5fc0b - [CUDA] refactor fatbinary to use --image3 (#21054)

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71 days ago
[CUDA] refactor fatbinary to use --image3 (#21054) ## Summary This change updates clang-linker-wrapper to invoke NVIDIA fatbinary using the --image3=... image specification format (kind + SM + file) instead of the legacy --image=profile=... format, which is no longer supported in CUDA Toolkit version 13 and later. Since newer CUDA toolkits have removed the legacy --image option, clang-linker-wrapper must use --image3 to maintain compatibility. ## Changes - Refactored NVPTX fatbin construction to generate fatbinary arguments in the following form: ``` --image3=kind=ptx,sm=<N>,file=<ptx> --image3=kind=elf,sm=<N>,file=<cubin> ``` - Updated the fatbinary helper to consume OffloadingImage objects directly. - Adjusted driver tests to accept both legacy and --image3 formats where applicable. NOTE: upstream already has this changed implemented in: https://github.com/llvm/llvm-project/commit/79d8a26832fc72a28969305b72b782642f44ff6c
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