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(parent: cfd0ebe) | patch
Add generic expansion of SUB when ADD and XOR
authorDuncan Sands <baldrick@free.fr>
Wed, 6 May 2009 11:29:50 +0000 (11:29 +0000)
committerDuncan Sands <baldrick@free.fr>
Wed, 6 May 2009 11:29:50 +0000 (11:29 +0000)
commita9cad0e7e09e6d34de2fccb4f1294b7f0b8f3b68
treee365c461efe150d3f2195ff6257a916830f6bfectree | snapshot
parentcfd0ebea276521a48370c197e651064b032a381ecommit | diff
Add generic expansion of SUB when ADD and XOR
are legal.  Based on a patch by Micah Villmow.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71078 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/SelectionDAG/LegalizeDAG.cpp diff | blob | history
C/C++ LLVM-based compilers that forbids OOTA behaviors