[PATCH] D125060: [amdgpu] Implement lds kernel id intrinsic

[Matt Arsenault via Phabricator via llvm-commits]

arsenm added inline comments.


================
Comment at: llvm/lib/Target/AMDGPU/AMDGPUMachineFunction.cpp:106
+ConstantInt *AMDGPUMachineFunction::getLDSKernelIdMetadata(const Function &F) {
+  auto MD = F.getMetadata("llvm.amdgcn.lds_kernel_id");
+  if (MD && MD->getNumOperands() == 1) {
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arsenm wrote:
> Why '.' and '_'?
What is this metadata for? Where does it come from?


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D125060/new/

https://reviews.llvm.org/D125060