[PATCH] D35530: AMDGPU: Annotate necessity for flat-scratch-init

[Matt Arsenault via Phabricator via llvm-commits]

arsenm created this revision.
Herald added subscribers: t-tye, tpr, dstuttard, yaxunl, nhaehnle, wdng, kzhuravl.

As an approximation of the existing handling to avoid
regressions. Fixes using too many registers with calls
on subtargets with the SGPR allocation bug.


https://reviews.llvm.org/D35530

Files:
  lib/Target/AMDGPU/AMDGPUAnnotateKernelFeatures.cpp
  lib/Target/AMDGPU/SIFrameLowering.cpp
  lib/Target/AMDGPU/SIMachineFunctionInfo.cpp
  test/CodeGen/AMDGPU/annotate-kernel-features-hsa-call.ll

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