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Use the ARMConstantPoolMBB class to handle the MBB values.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@140943 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling 2011-10-01 09:30:42 +00:00
parent 9c18f51daa
commit 3320f2a3bf
4 changed files with 13 additions and 36 deletions
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2
lib/Target/ARM/ARMAsmPrinter.cpp
View File

@ -856,7 +856,7 @@ EmitMachineConstantPoolValue(MachineConstantPoolValue *MCPV) {
const GlobalValue *GV = cast<ARMConstantPoolConstant>(ACPV)->getGV();
MCSym = GetARMGVSymbol(GV);
} else if (ACPV->isMachineBasicBlock()) {
const MachineBasicBlock *MBB = ACPV->getMBB();
const MachineBasicBlock *MBB = cast<ARMConstantPoolMBB>(ACPV)->getMBB();
MCSym = MBB->getSymbol();
} else {
assert(ACPV->isExtSymbol() && "unrecognized constant pool value");

6
lib/Target/ARM/ARMBaseInstrInfo.cpp
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@ -1069,9 +1069,9 @@ static unsigned duplicateCPV(MachineFunction &MF, unsigned &CPI) {
NewCPV = ARMConstantPoolConstant::Create(MF.getFunction(), PCLabelId,
ARMCP::CPLSDA, 4);
else if (ACPV->isMachineBasicBlock())
NewCPV = new ARMConstantPoolValue(MF.getFunction()->getContext(),
ACPV->getMBB(), PCLabelId,
ARMCP::CPMachineBasicBlock, 4);
NewCPV = ARMConstantPoolMBB::
Create(MF.getFunction()->getContext(),
cast<ARMConstantPoolMBB>(ACPV)->getMBB(), PCLabelId, 4);
else
llvm_unreachable("Unexpected ARM constantpool value type!!");
CPI = MCP->getConstantPoolIndex(NewCPV, MCPE.getAlignment());

26
lib/Target/ARM/ARMConstantPoolValue.cpp
View File

@ -31,7 +31,7 @@ ARMConstantPoolValue::ARMConstantPoolValue(Type *Ty, unsigned id,
unsigned char PCAdj,
ARMCP::ARMCPModifier modifier,
bool addCurrentAddress)
: MachineConstantPoolValue(Ty), MBB(NULL), LabelId(id), Kind(kind),
: MachineConstantPoolValue(Ty), LabelId(id), Kind(kind),
PCAdjust(PCAdj), Modifier(modifier),
AddCurrentAddress(addCurrentAddress) {}
@ -44,23 +44,8 @@ ARMConstantPoolValue::ARMConstantPoolValue(LLVMContext &C, unsigned id,
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), LabelId(id), Kind(K), PCAdjust(PCAdj),
Modifier(Modif), AddCurrentAddress(AddCA) {}
ARMConstantPoolValue::~ARMConstantPoolValue() {}
const MachineBasicBlock *ARMConstantPoolValue::getMBB() const {
return MBB;
}
const char *ARMConstantPoolValue::getModifierText() const {
switch (Modifier) {
default: llvm_unreachable("Unknown modifier!");
@ -120,8 +105,6 @@ void ARMConstantPoolValue::dump() const {
}
void ARMConstantPoolValue::print(raw_ostream &O) const {
if (MBB)
O << "";
if (Modifier) O << "(" << getModifierText() << ")";
if (PCAdjust != 0) {
O << "-(LPC" << LabelId << "+" << (unsigned)PCAdjust;
@ -304,16 +287,17 @@ void ARMConstantPoolSymbol::print(raw_ostream &O) const {
// ARMConstantPoolMBB
//===----------------------------------------------------------------------===//
ARMConstantPoolMBB::ARMConstantPoolMBB(LLVMContext &C, MachineBasicBlock *mbb,
ARMConstantPoolMBB::ARMConstantPoolMBB(LLVMContext &C,
const MachineBasicBlock *mbb,
unsigned id, unsigned char PCAdj,
ARMCP::ARMCPModifier Modifier,
bool AddCurrentAddress)
: ARMConstantPoolValue(C, mbb, id, ARMCP::CPMachineBasicBlock, PCAdj,
: ARMConstantPoolValue(C, id, ARMCP::CPMachineBasicBlock, PCAdj,
Modifier, AddCurrentAddress),
MBB(mbb) {}
ARMConstantPoolMBB *ARMConstantPoolMBB::Create(LLVMContext &C,
MachineBasicBlock *mbb,
const MachineBasicBlock *mbb,
unsigned ID,
unsigned char PCAdj) {
return new ARMConstantPoolMBB(C, mbb, ID, PCAdj, ARMCP::no_modifier, false);

15
lib/Target/ARM/ARMConstantPoolValue.h
View File

@ -49,7 +49,6 @@ namespace ARMCP {
/// represent PC-relative displacement between the address of the load
/// instruction and the constant being loaded, i.e. (&GV-(LPIC+8)).
class ARMConstantPoolValue : public MachineConstantPoolValue {
const MachineBasicBlock *MBB; // MachineBasicBlock being loaded.
unsigned LabelId; // Label id of the load.
ARMCP::ARMCPKind Kind; // Kind of constant.
unsigned char PCAdjust; // Extra adjustment if constantpool is pc-relative.
@ -66,15 +65,8 @@ protected:
unsigned char PCAdj, ARMCP::ARMCPModifier Modifier,
bool AddCurrentAddress);
public:
ARMConstantPoolValue(LLVMContext &C, const MachineBasicBlock *mbb,unsigned id,
ARMCP::ARMCPKind Kind = ARMCP::CPValue,
unsigned char PCAdj = 0,
ARMCP::ARMCPModifier Modifier = ARMCP::no_modifier,
bool AddCurrentAddress = false);
virtual ~ARMConstantPoolValue();
const MachineBasicBlock *getMBB() const;
ARMCP::ARMCPModifier getModifier() const { return Modifier; }
const char *getModifierText() const;
bool hasModifier() const { return Modifier != ARMCP::no_modifier; }
@ -200,14 +192,15 @@ public:
/// ARMConstantPoolMBB - ARM-specific constantpool value of a machine basic
/// block.
class ARMConstantPoolMBB : public ARMConstantPoolValue {
MachineBasicBlock *MBB; // Machine basic block.
const MachineBasicBlock *MBB; // Machine basic block.
ARMConstantPoolMBB(LLVMContext &C, MachineBasicBlock *mbb, unsigned id,
ARMConstantPoolMBB(LLVMContext &C, const MachineBasicBlock *mbb, unsigned id,
unsigned char PCAdj, ARMCP::ARMCPModifier Modifier,
bool AddCurrentAddress);
public:
static ARMConstantPoolMBB *Create(LLVMContext &C, MachineBasicBlock *mbb,
static ARMConstantPoolMBB *Create(LLVMContext &C,
const MachineBasicBlock *mbb,
unsigned ID, unsigned char PCAdj);
const MachineBasicBlock *getMBB() const { return MBB; }