GCN: use byref instead of byval+lower_byval for kernel arguments#772

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gbaraldi wants to merge 14 commits intoJuliaGPU:masterfrom

gbaraldi:gcn-byref-kernel-args

Commits on Mar 18, 2026

GCN: use byref instead of byval+lower_byval for kernel arguments

gbaraldi
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claude
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Fix byref rewrite: load from addrspace(4) into alloca instead of addrspacecast

gbaraldi
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claude
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Ensure byref attribute is preserved on rewritten parameters

gbaraldi
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claude
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Simplify: let AMDGPU backend handle byref natively

gbaraldi
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claude
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GCN: rewrite byref kernel params to addrspace(4) for s_load

gbaraldi
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claude
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Pass TargetMachine to InferAddressSpaces in finish_ir! cleanup

gbaraldi
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claude
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Fix byref attribute loss: copy param attrs after clone_into!

gbaraldi
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claude
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Add tests for kernarg addrspace(4) rewriting on GCN

gbaraldi
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claude
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Add InferAddressSpaces + optimization passes after kernarg rewrite

gbaraldi
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claude
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Commits on Mar 19, 2026

Commits on Mar 20, 2026