[PATCH] D37130: [x86] Teach the backend to fold more read-modify-write memory operands to instructions.

[Chandler Carruth via Phabricator via llvm-commits]

chandlerc updated this revision to Diff 112662.
chandlerc added a comment.

Another update from review.


https://reviews.llvm.org/D37130

Files:
  lib/Target/X86/X86ISelDAGToDAG.cpp
  test/CodeGen/X86/add.ll
  test/CodeGen/X86/addcarry.ll
  test/CodeGen/X86/fold-rmw-ops.ll
  test/CodeGen/X86/peephole-na-phys-copy-folding.ll
  test/CodeGen/X86/pr32659.ll

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