//
//===----------------------------------------------------------------------===//
-#define DEBUG_TYPE "virtregmap"
+#define DEBUG_TYPE "regalloc"
#include "VirtRegMap.h"
#include "llvm/Function.h"
#include "llvm/CodeGen/MachineFrameInfo.h"
for (MachineFunction::iterator MBBI = MF->begin(), MBBE = MF->end();
MBBI != MBBE; ++MBBI) {
DEBUG(MBBI->print(dbgs(), Indexes));
- for (MachineBasicBlock::iterator MII = MBBI->begin(), MIE = MBBI->end();
- MII != MIE;) {
+ for (MachineBasicBlock::instr_iterator
+ MII = MBBI->instr_begin(), MIE = MBBI->instr_end(); MII != MIE;) {
MachineInstr *MI = MII;
++MII;
for (MachineInstr::mop_iterator MOI = MI->operands_begin(),
MOE = MI->operands_end(); MOI != MOE; ++MOI) {
MachineOperand &MO = *MOI;
+
+ // Make sure MRI knows about registers clobbered by regmasks.
+ if (MO.isRegMask())
+ MRI->addPhysRegsUsedFromRegMask(MO.getRegMask());
+
if (!MO.isReg() || !TargetRegisterInfo::isVirtualRegister(MO.getReg()))
continue;
unsigned VirtReg = MO.getReg();