//
//===----------------------------------------------------------------------===//
-#define DEBUG_TYPE "regalloc"
#include "llvm/CodeGen/VirtRegMap.h"
#include "LiveDebugVariables.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/Target/TargetInstrInfo.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetRegisterInfo.h"
+#include "llvm/Target/TargetSubtargetInfo.h"
#include <algorithm>
using namespace llvm;
+#define DEBUG_TYPE "regalloc"
+
STATISTIC(NumSpillSlots, "Number of spill slots allocated");
STATISTIC(NumIdCopies, "Number of identity moves eliminated after rewriting");
bool VirtRegMap::runOnMachineFunction(MachineFunction &mf) {
MRI = &mf.getRegInfo();
- TII = mf.getTarget().getInstrInfo();
- TRI = mf.getTarget().getRegisterInfo();
+ TII = mf.getSubtarget().getInstrInfo();
+ TRI = mf.getSubtarget().getRegisterInfo();
MF = &mf;
Virt2PhysMap.clear();
if (Virt2PhysMap[Reg] != (unsigned)VirtRegMap::NO_PHYS_REG) {
OS << '[' << PrintReg(Reg, TRI) << " -> "
<< PrintReg(Virt2PhysMap[Reg], TRI) << "] "
- << MRI->getRegClass(Reg)->getName() << "\n";
+ << TRI->getRegClassName(MRI->getRegClass(Reg)) << "\n";
}
}
unsigned Reg = TargetRegisterInfo::index2VirtReg(i);
if (Virt2StackSlotMap[Reg] != VirtRegMap::NO_STACK_SLOT) {
OS << '[' << PrintReg(Reg, TRI) << " -> fi#" << Virt2StackSlotMap[Reg]
- << "] " << MRI->getRegClass(Reg)->getName() << "\n";
+ << "] " << TRI->getRegClassName(MRI->getRegClass(Reg)) << "\n";
}
}
OS << '\n';
bool VirtRegRewriter::runOnMachineFunction(MachineFunction &fn) {
MF = &fn;
TM = &MF->getTarget();
- TRI = TM->getRegisterInfo();
- TII = TM->getInstrInfo();
+ TRI = MF->getSubtarget().getRegisterInfo();
+ TII = MF->getSubtarget().getInstrInfo();
MRI = &MF->getRegInfo();
Indexes = &getAnalysis<SlotIndexes>();
LIS = &getAnalysis<LiveIntervals>();
// Check if this register has a use that will impact the rest of the
// code. Uses in debug and noreturn instructions do not impact the
// generated code.
- for (MachineRegisterInfo::reg_instr_nodbg_iterator It =
- MRI->reg_instr_nodbg_begin(Reg),
- EndIt = MRI->reg_instr_nodbg_end(); It != EndIt; ++It) {
- if (!NoReturnInsts.count(&(*It))) {
+ for (MachineInstr &It : MRI->reg_nodbg_instructions(Reg)) {
+ if (!NoReturnInsts.count(&It)) {
MRI->setPhysRegUsed(Reg);
break;
}