[PATCH] D131958: Add all constant physical registers to callee preserved masks

[Alexander Richardson via Phabricator via llvm-commits]

arichardson added inline comments.


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Comment at: llvm/include/llvm/Target/Target.td:192
+  // register in architectures such as MIPS)
+  bit isConstant = false;
 }
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jrtc27 wrote:
> One could follow up with a way to TableGen the implementation of isConstantPhysReg
D131962


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D131958/new/

https://reviews.llvm.org/D131958