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Two simplifications for token factor nodes: simplify tf(x,x) -> x.
authorChris Lattner <sabre@nondot.org>
Fri, 12 May 2006 05:01:37 +0000 (05:01 +0000)
committerChris Lattner <sabre@nondot.org>
Fri, 12 May 2006 05:01:37 +0000 (05:01 +0000)
commit21a57dc75172aa964c51d386b2cdd0ad3be7792f
tree83b95fbbdb06e202ebeacde3161a7d54dc8749a4
parent29225b1d3200ac056438d037974bd284003f0ab5
Two simplifications for token factor nodes: simplify tf(x,x) -> x.
simplify tf(x,y,y,z) -> tf(x,y,z).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28233 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/SelectionDAG/DAGCombiner.cpp