[PATCH] D36679: [InstCombine] Added support for: trunc(ashr(mul(sext(...), sext(...))) -> ashr(mul(...))

[Amjad Aboud via Phabricator via llvm-commits]

aaboud updated this revision to Diff 111171.
aaboud added a comment.

Split the patch by moving: (X >>s C) << C --> X & (-1 << C) to https://reviews.llvm.org/D36743.


https://reviews.llvm.org/D36679

Files:
  lib/Analysis/ValueTracking.cpp
  lib/Transforms/InstCombine/InstCombineCasts.cpp
  lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp
  test/Transforms/InstCombine/trunc.ll

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