[PATCH] D76356: [AMDGPU] Introduce more scratch registers in the ABI.

[Matt Arsenault via Phabricator via llvm-commits]

arsenm added inline comments.


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Comment at: llvm/lib/Target/AMDGPU/SIRegisterInfo.td:220-223
+  // set a cost value for vgprs other than the argument registers (v0-v31).
+  // The ratio of index/allocation_granularity is taken as the cost value.
+  // Considered the allocation granularity as 4 here.
+  let CostPerUse=!if(!gt(Index, 31), !srl(Index, 2), 0) in {
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cdevadas wrote:
> arsenm wrote:
> > This part should be split into a separate change
> Do you prefer it as a separate commit?
Yes, this can be committed independently


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D76356/new/

https://reviews.llvm.org/D76356