[PATCH] D36395: [InstCombine] narrow rotate left/right patterns to eliminate zext/trunc (PR34046)

[Sanjay Patel via Phabricator via llvm-commits]

spatel updated this revision to Diff 110374.
spatel marked an inline comment as done.
spatel added a comment.

Patch updated - no functional changes intended from the previous rev, but cleaner:

1. Use isa<VectorType> in the assert and the callers' type check to make it clearer that vectors are allowed.
2. Use m_SpecificInt in pattern matches to reduce code.


https://reviews.llvm.org/D36395

Files:
  lib/Transforms/InstCombine/InstCombineCasts.cpp
  lib/Transforms/InstCombine/InstCombineInternal.h
  test/Transforms/InstCombine/rotate.ll

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