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Use the new ARMConstantPoolSymbol class to handle external symbols.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@140939 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling 2011-10-01 08:58:29 +00:00
parent ff4a8023ec
commit fe31e67350
6 changed files with 27 additions and 14 deletions
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3
lib/Target/ARM/ARMAsmPrinter.cpp
View File

@ -860,7 +860,8 @@ EmitMachineConstantPoolValue(MachineConstantPoolValue *MCPV) {
MCSym = MBB->getSymbol();
} else {
assert(ACPV->isExtSymbol() && "unrecognized constant pool value");
MCSym = GetExternalSymbolSymbol(ACPV->getSymbol());
const char *Sym = cast<ARMConstantPoolSymbol>(ACPV)->getSymbol();
MCSym = GetExternalSymbolSymbol(Sym);
}
// Create an MCSymbol for the reference.

5
lib/Target/ARM/ARMBaseInstrInfo.cpp
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@ -1058,8 +1058,9 @@ static unsigned duplicateCPV(MachineFunction &MF, unsigned &CPI) {
Create(cast<ARMConstantPoolConstant>(ACPV)->getGV(), PCLabelId,
ARMCP::CPValue, 4);
else if (ACPV->isExtSymbol())
NewCPV = new ARMConstantPoolValue(MF.getFunction()->getContext(),
ACPV->getSymbol(), PCLabelId, 4);
NewCPV = ARMConstantPoolSymbol::
Create(MF.getFunction()->getContext(),
cast<ARMConstantPoolSymbol>(ACPV)->getSymbol(), PCLabelId, 4);
else if (ACPV->isBlockAddress())
NewCPV = ARMConstantPoolConstant::
Create(cast<ARMConstantPoolConstant>(ACPV)->getBlockAddress(), PCLabelId,

5
lib/Target/ARM/ARMCodeEmitter.cpp
View File

@ -643,8 +643,9 @@ void ARMCodeEmitter::emitConstPoolInstruction(const MachineInstr &MI) {
isa<Function>(GV),
Subtarget->GVIsIndirectSymbol(GV, RelocM),
(intptr_t)ACPV);
} else {
emitExternalSymbolAddress(ACPV->getSymbol(), ARM::reloc_arm_absolute);
} else {
const char *Sym = cast<ARMConstantPoolSymbol>(ACPV)->getSymbol();
emitExternalSymbolAddress(Sym, ARM::reloc_arm_absolute);
}
emitWordLE(0);
} else {

9
lib/Target/ARM/ARMConstantPoolValue.cpp
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@ -41,7 +41,7 @@ ARMConstantPoolValue::ARMConstantPoolValue(LLVMContext &C, unsigned id,
ARMCP::ARMCPModifier modifier,
bool addCurrentAddress)
: MachineConstantPoolValue((Type*)Type::getInt32Ty(C)),
LabelId(id), Kind(kind), PCAdjust(PCAdj), Modifier(modifier),
S(NULL), LabelId(id), Kind(kind), PCAdjust(PCAdj), Modifier(modifier),
AddCurrentAddress(addCurrentAddress) {}
ARMConstantPoolValue::ARMConstantPoolValue(LLVMContext &C,
@ -231,7 +231,6 @@ int ARMConstantPoolConstant::getExistingMachineCPValue(MachineConstantPool *CP,
if (APC->getGV() == this->CVal &&
APC->getLabelId() == this->getLabelId() &&
APC->getPCAdjustment() == this->getPCAdjustment() &&
CPV_streq(APC->getSymbol(), this->getSymbol()) &&
APC->getModifier() == this->getModifier())
return i;
}
@ -272,6 +271,12 @@ 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);
}
ARMConstantPoolSymbol *
ARMConstantPoolSymbol::Create(LLVMContext &C, const char *s,
unsigned ID, unsigned char PCAdj,

3
lib/Target/ARM/ARMConstantPoolValue.h
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@ -181,6 +181,9 @@ class ARMConstantPoolSymbol : public ARMConstantPoolValue {
public:
~ARMConstantPoolSymbol();
static ARMConstantPoolSymbol *Create(LLVMContext &C, const char *s,
unsigned ID, unsigned char PCAdj);
static ARMConstantPoolSymbol *Create(LLVMContext &C, const char *s,
unsigned ID, unsigned char PCAdj,
ARMCP::ARMCPModifier Modifier,

16
lib/Target/ARM/ARMISelLowering.cpp
View File

@ -1425,8 +1425,9 @@ ARMTargetLowering::LowerCall(SDValue Chain, SDValue Callee,
// Create a constant pool entry for the callee address
unsigned ARMPCLabelIndex = AFI->createPICLabelUId();
ARMConstantPoolValue *CPV = new ARMConstantPoolValue(*DAG.getContext(),
Sym, ARMPCLabelIndex, 0);
ARMConstantPoolValue *CPV =
ARMConstantPoolSymbol::Create(*DAG.getContext(), Sym,
ARMPCLabelIndex, 0);
// Get the address of the callee into a register
SDValue CPAddr = DAG.getTargetConstantPool(CPV, getPointerTy(), 4);
CPAddr = DAG.getNode(ARMISD::Wrapper, dl, MVT::i32, CPAddr);
@ -1475,8 +1476,9 @@ ARMTargetLowering::LowerCall(SDValue Chain, SDValue Callee,
const char *Sym = S->getSymbol();
if (isARMFunc && Subtarget->isThumb1Only() && !Subtarget->hasV5TOps()) {
unsigned ARMPCLabelIndex = AFI->createPICLabelUId();
ARMConstantPoolValue *CPV = new ARMConstantPoolValue(*DAG.getContext(),
Sym, ARMPCLabelIndex, 4);
ARMConstantPoolValue *CPV =
ARMConstantPoolSymbol::Create(*DAG.getContext(), Sym,
ARMPCLabelIndex, 4);
SDValue CPAddr = DAG.getTargetConstantPool(CPV, getPointerTy(), 4);
CPAddr = DAG.getNode(ARMISD::Wrapper, dl, MVT::i32, CPAddr);
Callee = DAG.getLoad(getPointerTy(), dl,
@ -2176,9 +2178,9 @@ SDValue ARMTargetLowering::LowerGLOBAL_OFFSET_TABLE(SDValue Op,
EVT PtrVT = getPointerTy();
DebugLoc dl = Op.getDebugLoc();
unsigned PCAdj = Subtarget->isThumb() ? 4 : 8;
ARMConstantPoolValue *CPV = new ARMConstantPoolValue(*DAG.getContext(),
"_GLOBAL_OFFSET_TABLE_",
ARMPCLabelIndex, PCAdj);
ARMConstantPoolValue *CPV =
ARMConstantPoolSymbol::Create(*DAG.getContext(), "_GLOBAL_OFFSET_TABLE_",
ARMPCLabelIndex, PCAdj);
SDValue CPAddr = DAG.getTargetConstantPool(CPV, PtrVT, 4);
CPAddr = DAG.getNode(ARMISD::Wrapper, dl, MVT::i32, CPAddr);
SDValue Result = DAG.getLoad(PtrVT, dl, DAG.getEntryNode(), CPAddr,