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								 Akira Hatanaka | 990d639f55 | Add code in MipsDAGToDAGISel for selecting constant +0.0. MIPS64 can generate constant +0.0 with a single DMTC1 instruction. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146999 91177308-0d34-0410-b5e6-96231b3b80d8 | 2011-12-20 22:25:50 +00:00 |  |