[PATCH] D80641: Use Pseudo Instruction to carry stack probing information

[serge via Phabricator via llvm-commits]

serge-sans-paille created this revision.
serge-sans-paille added reviewers: craig.topper, jonpa, rnk.
Herald added subscribers: llvm-commits, hiraditya.
Herald added a project: LLVM.

Instead of using a fake call and metadata to temporarily represent a probed
static alloca, use a pseudo instruction.

      

This is inspired by the SystemZ approach proposed in https://reviews.llvm.org/D78717.


https://reviews.llvm.org/D80641

Files:
  llvm/lib/Target/X86/X86FrameLowering.cpp
  llvm/lib/Target/X86/X86InstrCompiler.td

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