diff options
Diffstat (limited to 'lib/CodeGen/RegAllocBasic.cpp')
| -rw-r--r-- | lib/CodeGen/RegAllocBasic.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/CodeGen/RegAllocBasic.cpp b/lib/CodeGen/RegAllocBasic.cpp index 5496d69fd3..8019cf227b 100644 --- a/lib/CodeGen/RegAllocBasic.cpp +++ b/lib/CodeGen/RegAllocBasic.cpp @@ -233,6 +233,7 @@ void RegAllocBase::init(VirtRegMap &vrm, LiveIntervals &lis) { MRI = &vrm.getRegInfo(); VRM = &vrm; LIS = &lis; + MRI->freezeReservedRegs(vrm.getMachineFunction()); RegClassInfo.runOnMachineFunction(vrm.getMachineFunction()); const unsigned NumRegs = TRI->getNumRegs(); |