//
//===----------------------------------------------------------------------===//
+#include "SystemZInstrInfo.h"
#include "SystemZRegisterInfo.h"
-#include "SystemZTargetMachine.h"
+#include "SystemZSubtarget.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
+#include "llvm/Target/TargetFrameLowering.h"
using namespace llvm;
#define GET_REGINFO_TARGET_DESC
#include "SystemZGenRegisterInfo.inc"
-SystemZRegisterInfo::SystemZRegisterInfo(SystemZTargetMachine &tm)
- : SystemZGenRegisterInfo(SystemZ::R14D), TM(tm) {}
+SystemZRegisterInfo::SystemZRegisterInfo()
+ : SystemZGenRegisterInfo(SystemZ::R14D) {}
-const MCPhysReg*
+const MCPhysReg *
SystemZRegisterInfo::getCalleeSavedRegs(const MachineFunction *MF) const {
- static const MCPhysReg CalleeSavedRegs[] = {
- SystemZ::R6D, SystemZ::R7D, SystemZ::R8D, SystemZ::R9D,
- SystemZ::R10D, SystemZ::R11D, SystemZ::R12D, SystemZ::R13D,
- SystemZ::R14D, SystemZ::R15D,
- SystemZ::F8D, SystemZ::F9D, SystemZ::F10D, SystemZ::F11D,
- SystemZ::F12D, SystemZ::F13D, SystemZ::F14D, SystemZ::F15D,
- 0
- };
-
- return CalleeSavedRegs;
+ return CSR_SystemZ_SaveList;
+}
+
+const uint32_t *
+SystemZRegisterInfo::getCallPreservedMask(const MachineFunction &MF,
+ CallingConv::ID CC) const {
+ return CSR_SystemZ_RegMask;
}
BitVector
SystemZRegisterInfo::getReservedRegs(const MachineFunction &MF) const {
BitVector Reserved(getNumRegs());
- const TargetFrameLowering *TFI = MF.getTarget().getFrameLowering();
+ const SystemZFrameLowering *TFI = getFrameLowering(MF);
if (TFI->hasFP(MF)) {
// R11D is the frame pointer. Reserve all aliases.
MachineBasicBlock &MBB = *MI->getParent();
MachineFunction &MF = *MBB.getParent();
- auto *TII = static_cast<const SystemZInstrInfo*>(TM.getInstrInfo());
- const TargetFrameLowering *TFI = MF.getTarget().getFrameLowering();
+ auto *TII =
+ static_cast<const SystemZInstrInfo *>(MF.getSubtarget().getInstrInfo());
+ const SystemZFrameLowering *TFI = getFrameLowering(MF);
DebugLoc DL = MI->getDebugLoc();
// Decompose the frame index into a base and offset.
int FrameIndex = MI->getOperand(FIOperandNum).getIndex();
- unsigned BasePtr = getFrameRegister(MF);
- int64_t Offset = (TFI->getFrameIndexOffset(MF, FrameIndex) +
+ unsigned BasePtr;
+ int64_t Offset = (TFI->getFrameIndexReference(MF, FrameIndex, BasePtr) +
MI->getOperand(FIOperandNum + 1).getImm());
// Special handling of dbg_value instructions.
unsigned
SystemZRegisterInfo::getFrameRegister(const MachineFunction &MF) const {
- const TargetFrameLowering *TFI = MF.getTarget().getFrameLowering();
+ const SystemZFrameLowering *TFI = getFrameLowering(MF);
return TFI->hasFP(MF) ? SystemZ::R11D : SystemZ::R15D;
}