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(parent: 89a452a) | patch
Switch MRI::UsedPhysRegs to a register unit bit vector.
authorJakob Stoklund Olesen <stoklund@2pi.dk>
Wed, 17 Oct 2012 20:26:33 +0000 (20:26 +0000)
committerJakob Stoklund Olesen <stoklund@2pi.dk>
Wed, 17 Oct 2012 20:26:33 +0000 (20:26 +0000)
commit7a9f0c09de8350679beb54a9c7aebebdd995ca3a
tree8fffc07545c71270e3c7e0935ec043a2c1dc020atree | snapshot
parent89a452a9a67745f388aa088fd02fc968281348bacommit | diff
Switch MRI::UsedPhysRegs to a register unit bit vector.

This is a more compact, less redundant representation, and it avoids
scanning long lists of aliases for ARM D-registers, for example.

llvm-svn: 166124
llvm/include/llvm/CodeGen/MachineRegisterInfo.h diff | blob | history
llvm/lib/CodeGen/MachineRegisterInfo.cpp diff | blob | history
Domain: System / Toolchain;