diff options
Diffstat (limited to 'lib/CodeGen')
| -rw-r--r-- | lib/CodeGen/VirtRegMap.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/CodeGen/VirtRegMap.cpp b/lib/CodeGen/VirtRegMap.cpp index dd8eb8705f..49cebe8c8a 100644 --- a/lib/CodeGen/VirtRegMap.cpp +++ b/lib/CodeGen/VirtRegMap.cpp @@ -352,6 +352,7 @@ void LocalSpiller::RewriteMBB(MachineBasicBlock &MBB, const VirtRegMap &VRM) { // Otherwise, reload it and remember that we have it. PhysReg = VRM.getPhys(VirtReg); + RecheckRegister: // Note that, if we reused a register for a previous operand, the // register we want to reload into might not actually be // available. If this occurs, use the register indicated by the @@ -361,7 +362,7 @@ void LocalSpiller::RewriteMBB(MachineBasicBlock &MBB, const VirtRegMap &VRM) { if (ReusedOperands[ro].PhysRegReused == PhysReg) { // Yup, use the reload register that we didn't use before. PhysReg = ReusedOperands[ro].AssignedPhysReg; - break; + goto RecheckRegister; } else { ReusedOp &Op = ReusedOperands[ro]; unsigned PRRU = Op.PhysRegReused; |