[PATCH] D29524: [DAGCombiner] Make DAGCombiner smarter about overflow

[Amaury SECHET via Phabricator via llvm-commits]

deadalnix created this revision.

Leverage it to transform addc into add.


https://reviews.llvm.org/D29524

Files:
  include/llvm/CodeGen/SelectionDAG.h
  lib/CodeGen/SelectionDAG/DAGCombiner.cpp
  lib/CodeGen/SelectionDAG/SelectionDAG.cpp
  test/CodeGen/X86/divrem8_ext.ll

-------------- next part --------------
A non-text attachment was scrubbed...
Name: D29524.87056.patch
Type: text/x-patch
Size: 4599 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20170204/96429add/attachment.bin>