[PATCH] D30502: [DAGCombiner] fold binops with constant into select-of-constants

[Sanjay Patel via Phabricator via llvm-commits]

spatel updated this revision to Diff 90220.
spatel added a comment.

Patch updated:

1. Add asserts for constant folds of the new select operands.
2. Add vector tests (x86 for ease of testing) because there was no coverage for those.
3. Add TODO comment about handling SELECT_CC.


https://reviews.llvm.org/D30502

Files:
  lib/CodeGen/SelectionDAG/DAGCombiner.cpp
  test/CodeGen/ARM/select_xform.ll
  test/CodeGen/PowerPC/select_const.ll
  test/CodeGen/X86/2010-08-04-MaskedSignedCompare.ll
  test/CodeGen/X86/avx512-insert-extract.ll
  test/CodeGen/X86/select_const.ll
  test/CodeGen/X86/setcc.ll

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