LivePhysRegs: Skip reserved regs in computeLiveIns; NFCI
authorMatthias Braun <matze@braunis.de>
Thu, 25 May 2017 23:39:33 +0000 (23:39 +0000)
committerMatthias Braun <matze@braunis.de>
Thu, 25 May 2017 23:39:33 +0000 (23:39 +0000)
commit9512dd5ffdd2d3f446065660d030303a669e8b58
treebfa513093f1c2de4dd5503f05f3a762bb0fbefe0
parentea96891fb42866d099188d014169ab147217d4ef
LivePhysRegs: Skip reserved regs in computeLiveIns; NFCI

We do not track liveness of reserved registers so adding them to the
liveins list in computeLiveIns() was completely unnecessary.

llvm-svn: 303937
llvm/include/llvm/CodeGen/LivePhysRegs.h
llvm/lib/CodeGen/BranchFolding.cpp
llvm/lib/CodeGen/BranchFolding.h
llvm/lib/CodeGen/BranchRelaxation.cpp
llvm/lib/CodeGen/LivePhysRegs.cpp