[PATCH] D50636: [DAGCombiner] Add X / X -> 1 & X % X -> 0 folds.

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon updated this revision to Diff 162822.
RKSimon added a comment.

Applied @jonpa's test fix.

@craig.topper I also made a fix to vector-idiv-v2i32.ll which I think was a typo?


Repository:
  rL LLVM

https://reviews.llvm.org/D50636

Files:
  lib/CodeGen/SelectionDAG/DAGCombiner.cpp
  test/CodeGen/MSP430/libcalls.ll
  test/CodeGen/SystemZ/pr32372.ll
  test/CodeGen/X86/combine-sdiv.ll
  test/CodeGen/X86/combine-srem.ll
  test/CodeGen/X86/combine-udiv.ll
  test/CodeGen/X86/combine-urem.ll
  test/CodeGen/X86/pr38539.ll
  test/CodeGen/X86/vector-idiv-v2i32.ll

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