//
//===----------------------------------------------------------------------===//
//
-// This file defines the RegAllocBase class which provides comon functionality
+// This file defines the RegAllocBase class which provides common functionality
// for LiveIntervalUnion-based register allocators.
//
//===----------------------------------------------------------------------===//
-#define DEBUG_TYPE "regalloc"
#include "RegAllocBase.h"
#include "Spiller.h"
#include "llvm/ADT/Statistic.h"
using namespace llvm;
+#define DEBUG_TYPE "regalloc"
+
STATISTIC(NumNewQueued , "Number of new live ranges queued");
// Temporary verification option until we can put verification inside
if (AvailablePhysReg == ~0u) {
// selectOrSplit failed to find a register!
// Probably caused by an inline asm.
- MachineInstr *MI;
- for (MachineRegisterInfo::reg_iterator I = MRI->reg_begin(VirtReg->reg);
- (MI = I.skipInstruction());)
- if (MI->isInlineAsm())
+ MachineInstr *MI = nullptr;
+ for (MachineRegisterInfo::reg_instr_iterator
+ I = MRI->reg_instr_begin(VirtReg->reg), E = MRI->reg_instr_end();
+ I != E; ) {
+ MachineInstr *TmpMI = &*(I++);
+ if (TmpMI->isInlineAsm()) {
+ MI = TmpMI;
break;
+ }
+ }
if (MI)
MI->emitError("inline assembly requires more registers than available");
else