[PATCH] D65471: [AMDGPU] Reserve all AGPRs on targets which do not have them

[Stanislav Mekhanoshin via Phabricator via llvm-commits]

rampitec added inline comments.


================
Comment at: llvm/trunk/lib/Target/AMDGPU/SIRegisterInfo.cpp:223
 
+  // Reserve all the rest AGPRs if there are no instructions to use it.
+  if (!ST.hasMAIInsts()) {
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arsenm wrote:
> Do we really need to do this? If there are no AGPRs, no AGPRs virtual registers should be created for this to come up
It is just a safety net. Somebody can use an inline asm with agprs (and sometimes do).


Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D65471/new/

https://reviews.llvm.org/D65471