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(parent: 4ba525b) | patch
RAGreedy: Keep track of allocated PhysRegs internally
authorMatthias Braun <matze@braunis.de>
Tue, 14 Jul 2015 17:38:17 +0000 (17:38 +0000)
committerMatthias Braun <matze@braunis.de>
Tue, 14 Jul 2015 17:38:17 +0000 (17:38 +0000)
commit953393a72cc0819146d8ada5dc1b84653ecbc73b
treea8be3757caa6f79d690f7862d70e676f88379147tree | snapshot
parent4ba525b727a416ad688d0237f9f7e6fd697a3c1fcommit | diff
RAGreedy: Keep track of allocated PhysRegs internally

Do not use MachineRegisterInfo::setPhysRegUsed()/isPhysRegUsed()
anymore. This bitset changes function-global state and is set by the
VirtRegRewriter anyway.
Simply use a bitvector private to RAGreedy.

Differential Revision: http://reviews.llvm.org/D10910

llvm-svn: 242169
llvm/include/llvm/CodeGen/LiveIntervalUnion.h diff | blob | history
llvm/include/llvm/CodeGen/LiveRegMatrix.h diff | blob | history
llvm/lib/CodeGen/LiveRegMatrix.cpp diff | blob | history
llvm/lib/CodeGen/RegAllocGreedy.cpp diff | blob | history
Domain: System / Toolchain;