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opt: Fix array copy propagation of access chain pointers #5853

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merged 2 commits into from
Oct 16, 2024

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@cassiebeckley cassiebeckley commented Oct 15, 2024

#5827 is broken for situations where a loaded value is stored to a pointer resulting from an OpAccessChain. Traverse access chains to find the original OpVariable to add to the worklist.

For microsoft/DirectXShaderCompiler#6960

@cassiebeckley cassiebeckley merged commit 2ea7290 into KhronosGroup:main Oct 16, 2024
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@cassiebeckley cassiebeckley deleted the fix-copy-prop-worklist branch October 16, 2024 16:35
Keenuts pushed a commit to Keenuts/SPIRV-Tools that referenced this pull request Nov 12, 2024
…p#5853)

KhronosGroup#5827 is broken for situations where a loaded value is stored to a pointer resulting from an OpAccessChain. Traverse access chains to find the original OpVariable to add to the worklist.
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2 participants