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(parent: aa7a2f2) | patch
Use regunit liveness in RegisterCoalescer when it is available.
authorJakob Stoklund Olesen <stoklund@2pi.dk>
Fri, 15 Jun 2012 17:36:48 +0000 (17:36 +0000)
committerJakob Stoklund Olesen <stoklund@2pi.dk>
Fri, 15 Jun 2012 17:36:48 +0000 (17:36 +0000)
commit324143d888a83511b6e022b4c541b18cc7773886
tree05d666e39783d9536fcd6255b514b499a820fc11tree | snapshot
parentaa7a2f2ba308656e206338fe65c422e0b6781c64commit | diff
Use regunit liveness in RegisterCoalescer when it is available.

We only do very limited physreg coalescing now, but we still merge
virtual registers into reserved registers.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158526 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/RegisterCoalescer.cpp diff | blob | history
C/C++ LLVM-based compilers that forbids OOTA behaviors