- Re-enable population count loop idiom recognization
authorShuxin Yang <shuxin.llvm@gmail.com>
Sun, 9 Dec 2012 03:12:46 +0000 (03:12 +0000)
committerShuxin Yang <shuxin.llvm@gmail.com>
Sun, 9 Dec 2012 03:12:46 +0000 (03:12 +0000)
commit95de7c37e286bf85d9111718caf48466eb1ac784
tree23b45a6055404c0e3bd0ea34216b2d114d1d223f
parent9f4328b17399d1fc9a0e9b3d646f43f9ce005924
- Re-enable population count loop idiom recognization
- fix a bug which cause sigfault.
- add two testing cases which was causing crash

llvm-svn: 169687
llvm/include/llvm/Target/TargetTransformImpl.h
llvm/include/llvm/TargetTransformInfo.h
llvm/lib/Target/X86/X86ISelLowering.cpp
llvm/lib/Target/X86/X86ISelLowering.h
llvm/lib/Target/X86/X86TargetMachine.h
llvm/lib/Transforms/Scalar/LoopIdiomRecognize.cpp
llvm/test/Transforms/LoopIdiom/X86/lit.local.cfg [new file with mode: 0644]
llvm/test/Transforms/LoopIdiom/X86/popcnt.ll [new file with mode: 0644]