[PATCH] D139679: [X86] Don't zero out %eax if both %al and %ah are used

[Bill Wendling via Phabricator via llvm-commits]

void updated this revision to Diff 482203.
void marked an inline comment as done.
void added a comment.

Add "nounwind" to testcase and update comment.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D139679/new/

https://reviews.llvm.org/D139679

Files:
  llvm/lib/Target/X86/X86FrameLowering.cpp
  llvm/test/CodeGen/X86/zero-call-used-regs-i386.ll

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