[clang] [llvm] [AMDGPU] Adding the amdgpu-num-work-groups function attribute (PR #79035)
Matt Arsenault via cfe-commits
cfe-commits at lists.llvm.org
Wed Mar 6 23:12:20 PST 2024
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@@ -137,6 +137,12 @@ Removed Compiler Flags
Attribute Changes in Clang
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+- Introduced a new function attribute ``__attribute__((amdgpu_max_num_work_groups(x, y, z)))`` or
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arsenm wrote:
The backend facing parts seem more consistently to be workgroup. e.g in the HSA metadata, we have .workgroup_size_hint, .reqd_workgroup_size. As horrible as it is, maybe it's best to keep it this way for the clang attribute, and rename all the backend bits to be "workgroup"?
https://github.com/llvm/llvm-project/pull/79035
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