llvm-svn: 115792
llvm-svn: 109462
-enable-no-nans-fp-math and -enable-no-infs-fp-math. All of the current codegen fp math optimizations only care whether the fp arithmetics arguments and results can never be NaN. llvm-svn: 108465
SelectionDAG directory and into a new Analysis.cpp file. llvm-svn: 101975