-//===- ARMConstantPoolValue.cpp - ARM constantpool value --------*- C++ -*-===//
+//===-- ARMConstantPoolValue.cpp - ARM constantpool value -----------------===//
//
// The LLVM Compiler Infrastructure
//
unsigned char PCAdj,
ARMCP::ARMCPModifier modifier,
bool addCurrentAddress)
- : MachineConstantPoolValue(Ty), MBB(NULL), S(NULL), LabelId(id), Kind(kind),
+ : MachineConstantPoolValue(Ty), LabelId(id), Kind(kind),
PCAdjust(PCAdj), Modifier(modifier),
AddCurrentAddress(addCurrentAddress) {}
-ARMConstantPoolValue::ARMConstantPoolValue(LLVMContext &C,
- const MachineBasicBlock *mbb,
- unsigned id,
- ARMCP::ARMCPKind K,
- unsigned char PCAdj,
- ARMCP::ARMCPModifier Modif,
- bool AddCA)
- : MachineConstantPoolValue((Type*)Type::getInt8PtrTy(C)),
- MBB(mbb), S(NULL), LabelId(id), Kind(K), PCAdjust(PCAdj),
- Modifier(Modif), AddCurrentAddress(AddCA) {}
-
-ARMConstantPoolValue::ARMConstantPoolValue(LLVMContext &C,
- const char *s, unsigned id,
+ARMConstantPoolValue::ARMConstantPoolValue(LLVMContext &C, unsigned id,
+ ARMCP::ARMCPKind kind,
unsigned char PCAdj,
- ARMCP::ARMCPModifier Modif,
- bool AddCA)
+ ARMCP::ARMCPModifier modifier,
+ bool addCurrentAddress)
: MachineConstantPoolValue((Type*)Type::getInt32Ty(C)),
- S(strdup(s)), LabelId(id), Kind(ARMCP::CPExtSymbol),
- PCAdjust(PCAdj), Modifier(Modif), AddCurrentAddress(AddCA) {}
+ LabelId(id), Kind(kind), PCAdjust(PCAdj), Modifier(modifier),
+ AddCurrentAddress(addCurrentAddress) {}
-const MachineBasicBlock *ARMConstantPoolValue::getMBB() const {
- return MBB;
-}
+ARMConstantPoolValue::~ARMConstantPoolValue() {}
const char *ARMConstantPoolValue::getModifierText() const {
switch (Modifier) {
- default: llvm_unreachable("Unknown modifier!");
// FIXME: Are these case sensitive? It'd be nice to lower-case all the
// strings if that's legal.
case ARMCP::no_modifier: return "none";
case ARMCP::GOTTPOFF: return "gottpoff";
case ARMCP::TPOFF: return "tpoff";
}
-}
-
-static bool CPV_streq(const char *S1, const char *S2) {
- if (S1 == S2)
- return true;
- if (S1 && S2 && strcmp(S1, S2) == 0)
- return true;
- return false;
+ llvm_unreachable("Unknown modifier!");
}
int ARMConstantPoolValue::getExistingMachineCPValue(MachineConstantPool *CP,
unsigned Alignment) {
- unsigned AlignMask = Alignment - 1;
- const std::vector<MachineConstantPoolEntry> Constants = CP->getConstants();
- for (unsigned i = 0, e = Constants.size(); i != e; ++i) {
- if (Constants[i].isMachineConstantPoolEntry() &&
- (Constants[i].getAlignment() & AlignMask) == 0) {
- ARMConstantPoolValue *CPV =
- (ARMConstantPoolValue *)Constants[i].Val.MachineCPVal;
- if (CPV->LabelId == LabelId &&
- CPV->PCAdjust == PCAdjust &&
- CPV_streq(CPV->S, S) &&
- CPV->Modifier == Modifier)
- return i;
- }
- }
-
- return -1;
-}
-
-ARMConstantPoolValue::~ARMConstantPoolValue() {
- free((void*)S);
+ llvm_unreachable("Shouldn't be calling this directly!");
}
void
ARMConstantPoolValue::addSelectionDAGCSEId(FoldingSetNodeID &ID) {
- ID.AddPointer(S);
ID.AddInteger(LabelId);
ID.AddInteger(PCAdjust);
}
ARMConstantPoolValue::hasSameValue(ARMConstantPoolValue *ACPV) {
if (ACPV->Kind == Kind &&
ACPV->PCAdjust == PCAdjust &&
- CPV_streq(ACPV->S, S) &&
ACPV->Modifier == Modifier) {
if (ACPV->LabelId == LabelId)
return true;
}
void ARMConstantPoolValue::print(raw_ostream &O) const {
- if (MBB)
- O << "";
- else
- O << S;
if (Modifier) O << "(" << getModifierText() << ")";
if (PCAdjust != 0) {
O << "-(LPC" << LabelId << "+" << (unsigned)PCAdjust;
(ARMConstantPoolValue *)Constants[i].Val.MachineCPVal;
ARMConstantPoolConstant *APC = dyn_cast<ARMConstantPoolConstant>(CPV);
if (!APC) continue;
-
- if (APC->getGV() == this->CVal &&
- APC->getLabelId() == this->getLabelId() &&
- APC->getPCAdjustment() == this->getPCAdjustment() &&
- CPV_streq(APC->getSymbol(), this->getSymbol()) &&
- APC->getModifier() == this->getModifier())
+ if (APC->CVal == CVal && equals(APC))
return i;
}
}
O << CVal->getName();
ARMConstantPoolValue::print(O);
}
+
+//===----------------------------------------------------------------------===//
+// ARMConstantPoolSymbol
+//===----------------------------------------------------------------------===//
+
+ARMConstantPoolSymbol::ARMConstantPoolSymbol(LLVMContext &C, const char *s,
+ unsigned id,
+ unsigned char PCAdj,
+ ARMCP::ARMCPModifier Modifier,
+ bool AddCurrentAddress)
+ : ARMConstantPoolValue(C, id, ARMCP::CPExtSymbol, PCAdj, Modifier,
+ AddCurrentAddress),
+ S(strdup(s)) {}
+
+ARMConstantPoolSymbol::~ARMConstantPoolSymbol() {
+ free((void*)S);
+}
+
+ARMConstantPoolSymbol *
+ARMConstantPoolSymbol::Create(LLVMContext &C, const char *s,
+ unsigned ID, unsigned char PCAdj) {
+ return new ARMConstantPoolSymbol(C, s, ID, PCAdj, ARMCP::no_modifier, false);
+}
+
+static bool CPV_streq(const char *S1, const char *S2) {
+ if (S1 == S2)
+ return true;
+ if (S1 && S2 && strcmp(S1, S2) == 0)
+ return true;
+ return false;
+}
+
+int ARMConstantPoolSymbol::getExistingMachineCPValue(MachineConstantPool *CP,
+ unsigned Alignment) {
+ unsigned AlignMask = Alignment - 1;
+ const std::vector<MachineConstantPoolEntry> Constants = CP->getConstants();
+ for (unsigned i = 0, e = Constants.size(); i != e; ++i) {
+ if (Constants[i].isMachineConstantPoolEntry() &&
+ (Constants[i].getAlignment() & AlignMask) == 0) {
+ ARMConstantPoolValue *CPV =
+ (ARMConstantPoolValue *)Constants[i].Val.MachineCPVal;
+ ARMConstantPoolSymbol *APS = dyn_cast<ARMConstantPoolSymbol>(CPV);
+ if (!APS) continue;
+
+ if (CPV_streq(APS->S, S) && equals(APS))
+ return i;
+ }
+ }
+
+ return -1;
+}
+
+bool ARMConstantPoolSymbol::hasSameValue(ARMConstantPoolValue *ACPV) {
+ const ARMConstantPoolSymbol *ACPS = dyn_cast<ARMConstantPoolSymbol>(ACPV);
+ return ACPS && CPV_streq(ACPS->S, S) &&
+ ARMConstantPoolValue::hasSameValue(ACPV);
+}
+
+void ARMConstantPoolSymbol::addSelectionDAGCSEId(FoldingSetNodeID &ID) {
+ ID.AddPointer(S);
+ ARMConstantPoolValue::addSelectionDAGCSEId(ID);
+}
+
+void ARMConstantPoolSymbol::print(raw_ostream &O) const {
+ O << S;
+ ARMConstantPoolValue::print(O);
+}
+
+//===----------------------------------------------------------------------===//
+// ARMConstantPoolMBB
+//===----------------------------------------------------------------------===//
+
+ARMConstantPoolMBB::ARMConstantPoolMBB(LLVMContext &C,
+ const MachineBasicBlock *mbb,
+ unsigned id, unsigned char PCAdj,
+ ARMCP::ARMCPModifier Modifier,
+ bool AddCurrentAddress)
+ : ARMConstantPoolValue(C, id, ARMCP::CPMachineBasicBlock, PCAdj,
+ Modifier, AddCurrentAddress),
+ MBB(mbb) {}
+
+ARMConstantPoolMBB *ARMConstantPoolMBB::Create(LLVMContext &C,
+ const MachineBasicBlock *mbb,
+ unsigned ID,
+ unsigned char PCAdj) {
+ return new ARMConstantPoolMBB(C, mbb, ID, PCAdj, ARMCP::no_modifier, false);
+}
+
+int ARMConstantPoolMBB::getExistingMachineCPValue(MachineConstantPool *CP,
+ unsigned Alignment) {
+ unsigned AlignMask = Alignment - 1;
+ const std::vector<MachineConstantPoolEntry> Constants = CP->getConstants();
+ for (unsigned i = 0, e = Constants.size(); i != e; ++i) {
+ if (Constants[i].isMachineConstantPoolEntry() &&
+ (Constants[i].getAlignment() & AlignMask) == 0) {
+ ARMConstantPoolValue *CPV =
+ (ARMConstantPoolValue *)Constants[i].Val.MachineCPVal;
+ ARMConstantPoolMBB *APMBB = dyn_cast<ARMConstantPoolMBB>(CPV);
+ if (!APMBB) continue;
+
+ if (APMBB->MBB == MBB && equals(APMBB))
+ return i;
+ }
+ }
+
+ return -1;
+}
+
+bool ARMConstantPoolMBB::hasSameValue(ARMConstantPoolValue *ACPV) {
+ const ARMConstantPoolMBB *ACPMBB = dyn_cast<ARMConstantPoolMBB>(ACPV);
+ return ACPMBB && ACPMBB->MBB == MBB &&
+ ARMConstantPoolValue::hasSameValue(ACPV);
+}
+
+void ARMConstantPoolMBB::addSelectionDAGCSEId(FoldingSetNodeID &ID) {
+ ID.AddPointer(MBB);
+ ARMConstantPoolValue::addSelectionDAGCSEId(ID);
+}
+
+void ARMConstantPoolMBB::print(raw_ostream &O) const {
+ O << "BB#" << MBB->getNumber();
+ ARMConstantPoolValue::print(O);
+}
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