Teach LLVM to unravel the "swap idiom". This implements:
authorChris Lattner <sabre@nondot.org>
Mon, 16 Feb 2004 03:54:20 +0000 (03:54 +0000)
committerChris Lattner <sabre@nondot.org>
Mon, 16 Feb 2004 03:54:20 +0000 (03:54 +0000)
commit26ca7e145e076efb3dd5085099289347295993fe
tree6ae9f6e4f72eeb4c908cfa6ee53c9ef1c16dee64
parent72695f7bb7a79e6c43e6d0966f3dba5855026e7a
Teach LLVM to unravel the "swap idiom".  This implements:
Regression/Transforms/InstCombine/xor.ll:test20

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11492 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Transforms/Scalar/InstructionCombining.cpp