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-rw-r--r--contrib/llvm/lib/Target/Mips/MipsInstrInfo.cpp62
1 files changed, 40 insertions, 22 deletions
diff --git a/contrib/llvm/lib/Target/Mips/MipsInstrInfo.cpp b/contrib/llvm/lib/Target/Mips/MipsInstrInfo.cpp
index be044fa..0a7a7f2 100644
--- a/contrib/llvm/lib/Target/Mips/MipsInstrInfo.cpp
+++ b/contrib/llvm/lib/Target/Mips/MipsInstrInfo.cpp
@@ -14,18 +14,27 @@
#include "MipsInstrInfo.h"
#include "MipsTargetMachine.h"
#include "MipsMachineFunction.h"
-#include "llvm/ADT/STLExtras.h"
+#include "InstPrinter/MipsInstPrinter.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
+#include "llvm/Target/TargetRegistry.h"
#include "llvm/Support/ErrorHandling.h"
+#include "llvm/ADT/STLExtras.h"
+
+#define GET_INSTRINFO_CTOR
#include "MipsGenInstrInfo.inc"
using namespace llvm;
MipsInstrInfo::MipsInstrInfo(MipsTargetMachine &tm)
- : TargetInstrInfoImpl(MipsInsts, array_lengthof(MipsInsts)),
+ : MipsGenInstrInfo(Mips::ADJCALLSTACKDOWN, Mips::ADJCALLSTACKUP),
TM(tm), RI(*TM.getSubtargetImpl(), *this) {}
+
+const MipsRegisterInfo &MipsInstrInfo::getRegisterInfo() const {
+ return RI;
+}
+
static bool isZeroImm(const MachineOperand &op) {
return op.isImm() && op.getImm() == 0;
}
@@ -40,10 +49,10 @@ isLoadFromStackSlot(const MachineInstr *MI, int &FrameIndex) const
{
if ((MI->getOpcode() == Mips::LW) || (MI->getOpcode() == Mips::LWC1) ||
(MI->getOpcode() == Mips::LDC1)) {
- if ((MI->getOperand(2).isFI()) && // is a stack slot
- (MI->getOperand(1).isImm()) && // the imm is zero
- (isZeroImm(MI->getOperand(1)))) {
- FrameIndex = MI->getOperand(2).getIndex();
+ if ((MI->getOperand(1).isFI()) && // is a stack slot
+ (MI->getOperand(2).isImm()) && // the imm is zero
+ (isZeroImm(MI->getOperand(2)))) {
+ FrameIndex = MI->getOperand(1).getIndex();
return MI->getOperand(0).getReg();
}
}
@@ -61,10 +70,10 @@ isStoreToStackSlot(const MachineInstr *MI, int &FrameIndex) const
{
if ((MI->getOpcode() == Mips::SW) || (MI->getOpcode() == Mips::SWC1) ||
(MI->getOpcode() == Mips::SDC1)) {
- if ((MI->getOperand(2).isFI()) && // is a stack slot
- (MI->getOperand(1).isImm()) && // the imm is zero
- (isZeroImm(MI->getOperand(1)))) {
- FrameIndex = MI->getOperand(2).getIndex();
+ if ((MI->getOperand(1).isFI()) && // is a stack slot
+ (MI->getOperand(2).isImm()) && // the imm is zero
+ (isZeroImm(MI->getOperand(2)))) {
+ FrameIndex = MI->getOperand(1).getIndex();
return MI->getOperand(0).getReg();
}
}
@@ -161,25 +170,25 @@ storeRegToStackSlot(MachineBasicBlock &MBB, MachineBasicBlock::iterator I,
if (RC == Mips::CPURegsRegisterClass)
BuildMI(MBB, I, DL, get(Mips::SW)).addReg(SrcReg, getKillRegState(isKill))
- .addImm(0).addFrameIndex(FI);
+ .addFrameIndex(FI).addImm(0);
else if (RC == Mips::FGR32RegisterClass)
BuildMI(MBB, I, DL, get(Mips::SWC1)).addReg(SrcReg, getKillRegState(isKill))
- .addImm(0).addFrameIndex(FI);
+ .addFrameIndex(FI).addImm(0);
else if (RC == Mips::AFGR64RegisterClass) {
if (!TM.getSubtarget<MipsSubtarget>().isMips1()) {
BuildMI(MBB, I, DL, get(Mips::SDC1))
.addReg(SrcReg, getKillRegState(isKill))
- .addImm(0).addFrameIndex(FI);
+ .addFrameIndex(FI).addImm(0);
} else {
const TargetRegisterInfo *TRI =
MBB.getParent()->getTarget().getRegisterInfo();
const unsigned *SubSet = TRI->getSubRegisters(SrcReg);
BuildMI(MBB, I, DL, get(Mips::SWC1))
.addReg(SubSet[0], getKillRegState(isKill))
- .addImm(0).addFrameIndex(FI);
+ .addFrameIndex(FI).addImm(0);
BuildMI(MBB, I, DL, get(Mips::SWC1))
.addReg(SubSet[1], getKillRegState(isKill))
- .addImm(4).addFrameIndex(FI);
+ .addFrameIndex(FI).addImm(4);
}
} else
llvm_unreachable("Register class not handled!");
@@ -195,25 +204,34 @@ loadRegFromStackSlot(MachineBasicBlock &MBB, MachineBasicBlock::iterator I,
if (I != MBB.end()) DL = I->getDebugLoc();
if (RC == Mips::CPURegsRegisterClass)
- BuildMI(MBB, I, DL, get(Mips::LW), DestReg).addImm(0).addFrameIndex(FI);
+ BuildMI(MBB, I, DL, get(Mips::LW), DestReg).addFrameIndex(FI).addImm(0);
else if (RC == Mips::FGR32RegisterClass)
- BuildMI(MBB, I, DL, get(Mips::LWC1), DestReg).addImm(0).addFrameIndex(FI);
+ BuildMI(MBB, I, DL, get(Mips::LWC1), DestReg).addFrameIndex(FI).addImm(0);
else if (RC == Mips::AFGR64RegisterClass) {
if (!TM.getSubtarget<MipsSubtarget>().isMips1()) {
- BuildMI(MBB, I, DL, get(Mips::LDC1), DestReg).addImm(0).addFrameIndex(FI);
+ BuildMI(MBB, I, DL, get(Mips::LDC1), DestReg).addFrameIndex(FI).addImm(0);
} else {
const TargetRegisterInfo *TRI =
MBB.getParent()->getTarget().getRegisterInfo();
const unsigned *SubSet = TRI->getSubRegisters(DestReg);
BuildMI(MBB, I, DL, get(Mips::LWC1), SubSet[0])
- .addImm(0).addFrameIndex(FI);
+ .addFrameIndex(FI).addImm(0);
BuildMI(MBB, I, DL, get(Mips::LWC1), SubSet[1])
- .addImm(4).addFrameIndex(FI);
+ .addFrameIndex(FI).addImm(4);
}
} else
llvm_unreachable("Register class not handled!");
}
+MachineInstr*
+MipsInstrInfo::emitFrameIndexDebugValue(MachineFunction &MF, int FrameIx,
+ uint64_t Offset, const MDNode *MDPtr,
+ DebugLoc DL) const {
+ MachineInstrBuilder MIB = BuildMI(MF, DL, get(Mips::DBG_VALUE))
+ .addFrameIndex(FrameIx).addImm(0).addImm(Offset).addMetadata(MDPtr);
+ return &*MIB;
+}
+
//===----------------------------------------------------------------------===//
// Branch Analysis
//===----------------------------------------------------------------------===//
@@ -341,8 +359,8 @@ void MipsInstrInfo::BuildCondBr(MachineBasicBlock &MBB,
const SmallVectorImpl<MachineOperand>& Cond)
const {
unsigned Opc = Cond[0].getImm();
- const TargetInstrDesc &TID = get(Opc);
- MachineInstrBuilder MIB = BuildMI(&MBB, DL, TID);
+ const MCInstrDesc &MCID = get(Opc);
+ MachineInstrBuilder MIB = BuildMI(&MBB, DL, MCID);
for (unsigned i = 1; i < Cond.size(); ++i)
MIB.addReg(Cond[i].getReg());
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