#include "PPCPredicates.h"
#include "PPCTargetMachine.h"
#include "PPCSubtarget.h"
+#include "llvm/Analysis/DebugInfo.h"
#include "llvm/Constants.h"
#include "llvm/DerivedTypes.h"
#include "llvm/Module.h"
#include "llvm/Assembly/Writer.h"
#include "llvm/CodeGen/AsmPrinter.h"
-#include "llvm/CodeGen/DwarfWriter.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/MachineInstr.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/Target/TargetInstrInfo.h"
#include "llvm/Target/TargetOptions.h"
#include "llvm/Target/TargetRegistry.h"
-#include "llvm/Support/MathExtras.h"
-#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Debug.h"
+#include "llvm/Support/MathExtras.h"
#include "llvm/Support/ErrorHandling.h"
-#include "llvm/Support/FormattedStream.h"
+#include "llvm/Support/raw_ostream.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/ADT/StringSet.h"
#include "llvm/ADT/SmallString.h"
namespace {
class PPCAsmPrinter : public AsmPrinter {
protected:
- DenseMap<const MCSymbol*, const MCSymbol*> TOC;
+ DenseMap<MCSymbol*, MCSymbol*> TOC;
const PPCSubtarget &Subtarget;
uint64_t LabelID;
public:
- explicit PPCAsmPrinter(formatted_raw_ostream &O, TargetMachine &TM,
- MCContext &Ctx, MCStreamer &Streamer,
- const MCAsmInfo *T)
- : AsmPrinter(O, TM, Ctx, Streamer, T),
+ explicit PPCAsmPrinter(TargetMachine &TM, MCStreamer &Streamer)
+ : AsmPrinter(TM, Streamer),
Subtarget(TM.getSubtarget<PPCSubtarget>()), LabelID(0) {}
virtual const char *getPassName() const {
return "PowerPC Assembly Printer";
}
- PPCTargetMachine &getTM() {
- return static_cast<PPCTargetMachine&>(TM);
- }
-
unsigned enumRegToMachineReg(unsigned enumReg) {
switch (enumReg) {
default: llvm_unreachable("Unhandled register!");
/// from the instruction set description. This method returns true if the
/// machine instruction was sufficiently described to print it, otherwise it
/// returns false.
- void printInstruction(const MachineInstr *MI);
+ void printInstruction(const MachineInstr *MI, raw_ostream &O);
static const char *getRegisterName(unsigned RegNo);
virtual void EmitInstruction(const MachineInstr *MI);
- void printOp(const MachineOperand &MO);
+ void printOp(const MachineOperand &MO, raw_ostream &O);
/// stripRegisterPrefix - This method strips the character prefix from a
/// register name so that only the number is left. Used by for linux asm.
/// printRegister - Print register according to target requirements.
///
- void printRegister(const MachineOperand &MO, bool R0AsZero) {
+ void printRegister(const MachineOperand &MO, bool R0AsZero, raw_ostream &O){
unsigned RegNo = MO.getReg();
assert(TargetRegisterInfo::isPhysicalRegister(RegNo) && "Not physreg??");
O << RegName;
}
- void printOperand(const MachineInstr *MI, unsigned OpNo) {
+ void printOperand(const MachineInstr *MI, unsigned OpNo, raw_ostream &O) {
const MachineOperand &MO = MI->getOperand(OpNo);
if (MO.isReg()) {
- printRegister(MO, false);
+ printRegister(MO, false, O);
} else if (MO.isImm()) {
O << MO.getImm();
} else {
- printOp(MO);
+ printOp(MO, O);
}
}
bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
- unsigned AsmVariant, const char *ExtraCode);
+ unsigned AsmVariant, const char *ExtraCode,
+ raw_ostream &O);
bool PrintAsmMemoryOperand(const MachineInstr *MI, unsigned OpNo,
- unsigned AsmVariant, const char *ExtraCode);
+ unsigned AsmVariant, const char *ExtraCode,
+ raw_ostream &O);
- void printS5ImmOperand(const MachineInstr *MI, unsigned OpNo) {
+ void printS5ImmOperand(const MachineInstr *MI, unsigned OpNo,
+ raw_ostream &O) {
char value = MI->getOperand(OpNo).getImm();
value = (value << (32-5)) >> (32-5);
O << (int)value;
}
- void printU5ImmOperand(const MachineInstr *MI, unsigned OpNo) {
+ void printU5ImmOperand(const MachineInstr *MI, unsigned OpNo,
+ raw_ostream &O) {
unsigned char value = MI->getOperand(OpNo).getImm();
assert(value <= 31 && "Invalid u5imm argument!");
O << (unsigned int)value;
}
- void printU6ImmOperand(const MachineInstr *MI, unsigned OpNo) {
+ void printU6ImmOperand(const MachineInstr *MI, unsigned OpNo,
+ raw_ostream &O) {
unsigned char value = MI->getOperand(OpNo).getImm();
assert(value <= 63 && "Invalid u6imm argument!");
O << (unsigned int)value;
}
- void printS16ImmOperand(const MachineInstr *MI, unsigned OpNo) {
+ void printS16ImmOperand(const MachineInstr *MI, unsigned OpNo,
+ raw_ostream &O) {
O << (short)MI->getOperand(OpNo).getImm();
}
- void printU16ImmOperand(const MachineInstr *MI, unsigned OpNo) {
+ void printU16ImmOperand(const MachineInstr *MI, unsigned OpNo,
+ raw_ostream &O) {
O << (unsigned short)MI->getOperand(OpNo).getImm();
}
- void printS16X4ImmOperand(const MachineInstr *MI, unsigned OpNo) {
+ void printS16X4ImmOperand(const MachineInstr *MI, unsigned OpNo,
+ raw_ostream &O) {
if (MI->getOperand(OpNo).isImm()) {
O << (short)(MI->getOperand(OpNo).getImm()*4);
} else {
O << "lo16(";
- printOp(MI->getOperand(OpNo));
+ printOp(MI->getOperand(OpNo), O);
if (TM.getRelocationModel() == Reloc::PIC_)
O << "-\"L" << getFunctionNumber() << "$pb\")";
else
O << ')';
}
}
- void printBranchOperand(const MachineInstr *MI, unsigned OpNo) {
+ void printBranchOperand(const MachineInstr *MI, unsigned OpNo,
+ raw_ostream &O) {
// Branches can take an immediate operand. This is used by the branch
// selection pass to print $+8, an eight byte displacement from the PC.
if (MI->getOperand(OpNo).isImm()) {
O << "$+" << MI->getOperand(OpNo).getImm()*4;
} else {
- printOp(MI->getOperand(OpNo));
+ printOp(MI->getOperand(OpNo), O);
}
}
- void printCallOperand(const MachineInstr *MI, unsigned OpNo) {
+ void printCallOperand(const MachineInstr *MI, unsigned OpNo,
+ raw_ostream &O) {
const MachineOperand &MO = MI->getOperand(OpNo);
if (TM.getRelocationModel() != Reloc::Static) {
- if (MO.getType() == MachineOperand::MO_GlobalAddress) {
- GlobalValue *GV = MO.getGlobal();
+ if (MO.isGlobal()) {
+ const GlobalValue *GV = MO.getGlobal();
if (GV->isDeclaration() || GV->isWeakForLinker()) {
// Dynamically-resolved functions need a stub for the function.
MCSymbol *Sym = GetSymbolWithGlobalValueBase(GV, "$stub");
MMI->getObjFileInfo<MachineModuleInfoMachO>().getFnStubEntry(Sym);
if (StubSym.getPointer() == 0)
StubSym = MachineModuleInfoImpl::
- StubValueTy(GetGlobalValueSymbol(GV),!GV->hasInternalLinkage());
+ StubValueTy(Mang->getSymbol(GV), !GV->hasInternalLinkage());
O << *Sym;
return;
}
}
- if (MO.getType() == MachineOperand::MO_ExternalSymbol) {
+ if (MO.isSymbol()) {
SmallString<128> TempNameStr;
TempNameStr += StringRef(MO.getSymbolName());
TempNameStr += StringRef("$stub");
}
}
- printOp(MI->getOperand(OpNo));
+ printOp(MI->getOperand(OpNo), O);
}
- void printAbsAddrOperand(const MachineInstr *MI, unsigned OpNo) {
+ void printAbsAddrOperand(const MachineInstr *MI, unsigned OpNo,
+ raw_ostream &O) {
O << (int)MI->getOperand(OpNo).getImm()*4;
}
- void printPICLabel(const MachineInstr *MI, unsigned OpNo) {
+ void printPICLabel(const MachineInstr *MI, unsigned OpNo, raw_ostream &O) {
O << "\"L" << getFunctionNumber() << "$pb\"\n";
O << "\"L" << getFunctionNumber() << "$pb\":";
}
- void printSymbolHi(const MachineInstr *MI, unsigned OpNo) {
+ void printSymbolHi(const MachineInstr *MI, unsigned OpNo, raw_ostream &O) {
if (MI->getOperand(OpNo).isImm()) {
- printS16ImmOperand(MI, OpNo);
+ printS16ImmOperand(MI, OpNo, O);
} else {
if (Subtarget.isDarwin()) O << "ha16(";
- printOp(MI->getOperand(OpNo));
+ printOp(MI->getOperand(OpNo), O);
if (TM.getRelocationModel() == Reloc::PIC_)
O << "-\"L" << getFunctionNumber() << "$pb\"";
if (Subtarget.isDarwin())
O << "@ha";
}
}
- void printSymbolLo(const MachineInstr *MI, unsigned OpNo) {
+ void printSymbolLo(const MachineInstr *MI, unsigned OpNo, raw_ostream &O) {
if (MI->getOperand(OpNo).isImm()) {
- printS16ImmOperand(MI, OpNo);
+ printS16ImmOperand(MI, OpNo, O);
} else {
if (Subtarget.isDarwin()) O << "lo16(";
- printOp(MI->getOperand(OpNo));
+ printOp(MI->getOperand(OpNo), O);
if (TM.getRelocationModel() == Reloc::PIC_)
O << "-\"L" << getFunctionNumber() << "$pb\"";
if (Subtarget.isDarwin())
O << "@l";
}
}
- void printcrbitm(const MachineInstr *MI, unsigned OpNo) {
+ void printcrbitm(const MachineInstr *MI, unsigned OpNo, raw_ostream &O) {
unsigned CCReg = MI->getOperand(OpNo).getReg();
unsigned RegNo = enumRegToMachineReg(CCReg);
O << (0x80 >> RegNo);
}
// The new addressing mode printers.
- void printMemRegImm(const MachineInstr *MI, unsigned OpNo) {
- printSymbolLo(MI, OpNo);
+ void printMemRegImm(const MachineInstr *MI, unsigned OpNo, raw_ostream &O) {
+ printSymbolLo(MI, OpNo, O);
O << '(';
if (MI->getOperand(OpNo+1).isReg() &&
MI->getOperand(OpNo+1).getReg() == PPC::R0)
O << "0";
else
- printOperand(MI, OpNo+1);
+ printOperand(MI, OpNo+1, O);
O << ')';
}
- void printMemRegImmShifted(const MachineInstr *MI, unsigned OpNo) {
+ void printMemRegImmShifted(const MachineInstr *MI, unsigned OpNo,
+ raw_ostream &O) {
if (MI->getOperand(OpNo).isImm())
- printS16X4ImmOperand(MI, OpNo);
+ printS16X4ImmOperand(MI, OpNo, O);
else
- printSymbolLo(MI, OpNo);
+ printSymbolLo(MI, OpNo, O);
O << '(';
if (MI->getOperand(OpNo+1).isReg() &&
MI->getOperand(OpNo+1).getReg() == PPC::R0)
O << "0";
else
- printOperand(MI, OpNo+1);
+ printOperand(MI, OpNo+1, O);
O << ')';
}
- void printMemRegReg(const MachineInstr *MI, unsigned OpNo) {
+ void printMemRegReg(const MachineInstr *MI, unsigned OpNo, raw_ostream &O) {
// When used as the base register, r0 reads constant zero rather than
// the value contained in the register. For this reason, the darwin
// assembler requires that we print r0 as 0 (no r) when used as the base.
const MachineOperand &MO = MI->getOperand(OpNo);
- printRegister(MO, true);
+ printRegister(MO, true, O);
O << ", ";
- printOperand(MI, OpNo+1);
+ printOperand(MI, OpNo+1, O);
}
- void printTOCEntryLabel(const MachineInstr *MI, unsigned OpNo) {
+ void printTOCEntryLabel(const MachineInstr *MI, unsigned OpNo,
+ raw_ostream &O) {
const MachineOperand &MO = MI->getOperand(OpNo);
-
- assert(MO.getType() == MachineOperand::MO_GlobalAddress);
-
- const MCSymbol *Sym = GetGlobalValueSymbol(MO.getGlobal());
+ assert(MO.isGlobal());
+ MCSymbol *Sym = Mang->getSymbol(MO.getGlobal());
// Map symbol -> label of TOC entry.
- const MCSymbol *&TOCEntry = TOC[Sym];
+ MCSymbol *&TOCEntry = TOC[Sym];
if (TOCEntry == 0)
TOCEntry = OutContext.
- GetOrCreateTemporarySymbol(StringRef(MAI->getPrivateGlobalPrefix()) +
- "C" + Twine(LabelID++));
+ GetOrCreateSymbol(StringRef(MAI->getPrivateGlobalPrefix()) +
+ "C" + Twine(LabelID++));
O << *TOCEntry << "@toc";
}
void printPredicateOperand(const MachineInstr *MI, unsigned OpNo,
- const char *Modifier);
+ raw_ostream &O, const char *Modifier);
+
+ MachineLocation getDebugValueLocation(const MachineInstr *MI) const {
+
+ MachineLocation Location;
+ assert (MI->getNumOperands() == 4 && "Invalid no. of machine operands!");
+ // Frame address. Currently handles register +- offset only.
+ if (MI->getOperand(0).isReg() && MI->getOperand(2).isImm())
+ Location.set(MI->getOperand(0).getReg(), MI->getOperand(2).getImm());
+ else {
+ DEBUG(dbgs() << "DBG_VALUE instruction ignored! " << *MI << "\n");
+ }
+ return Location;
+ }
};
/// PPCLinuxAsmPrinter - PowerPC assembly printer, customized for Linux
class PPCLinuxAsmPrinter : public PPCAsmPrinter {
public:
- explicit PPCLinuxAsmPrinter(formatted_raw_ostream &O, TargetMachine &TM,
- MCContext &Ctx, MCStreamer &Streamer,
- const MCAsmInfo *T)
- : PPCAsmPrinter(O, TM, Ctx, Streamer, T) {}
+ explicit PPCLinuxAsmPrinter(TargetMachine &TM, MCStreamer &Streamer)
+ : PPCAsmPrinter(TM, Streamer) {}
virtual const char *getPassName() const {
return "Linux PPC Assembly Printer";
bool doFinalization(Module &M);
virtual void EmitFunctionEntryLabel();
-
- void getAnalysisUsage(AnalysisUsage &AU) const {
- AU.setPreservesAll();
- AU.addRequired<MachineModuleInfo>();
- AU.addRequired<DwarfWriter>();
- PPCAsmPrinter::getAnalysisUsage(AU);
- }
};
/// PPCDarwinAsmPrinter - PowerPC assembly printer, customized for Darwin/Mac
/// OS X
class PPCDarwinAsmPrinter : public PPCAsmPrinter {
- formatted_raw_ostream &OS;
public:
- explicit PPCDarwinAsmPrinter(formatted_raw_ostream &O, TargetMachine &TM,
- MCContext &Ctx, MCStreamer &Streamer,
- const MCAsmInfo *T)
- : PPCAsmPrinter(O, TM, Ctx, Streamer, T), OS(O) {}
+ explicit PPCDarwinAsmPrinter(TargetMachine &TM, MCStreamer &Streamer)
+ : PPCAsmPrinter(TM, Streamer) {}
virtual const char *getPassName() const {
return "Darwin PPC Assembly Printer";
void EmitStartOfAsmFile(Module &M);
void EmitFunctionStubs(const MachineModuleInfoMachO::SymbolListTy &Stubs);
-
- void getAnalysisUsage(AnalysisUsage &AU) const {
- AU.setPreservesAll();
- AU.addRequired<MachineModuleInfo>();
- AU.addRequired<DwarfWriter>();
- PPCAsmPrinter::getAnalysisUsage(AU);
- }
};
} // end of anonymous namespace
// Include the auto-generated portion of the assembly writer
#include "PPCGenAsmWriter.inc"
-void PPCAsmPrinter::printOp(const MachineOperand &MO) {
+void PPCAsmPrinter::printOp(const MachineOperand &MO, raw_ostream &O) {
switch (MO.getType()) {
case MachineOperand::MO_Immediate:
llvm_unreachable("printOp() does not handle immediate values");
case MachineOperand::MO_MachineBasicBlock:
- O << *MO.getMBB()->getSymbol(OutContext);
+ O << *MO.getMBB()->getSymbol();
return;
case MachineOperand::MO_JumpTableIndex:
O << MAI->getPrivateGlobalPrefix() << "JTI" << getFunctionNumber()
}
case MachineOperand::MO_GlobalAddress: {
// Computing the address of a global symbol, not calling it.
- GlobalValue *GV = MO.getGlobal();
+ const GlobalValue *GV = MO.getGlobal();
MCSymbol *SymToPrint;
// External or weakly linked global variables need non-lazily-resolved stubs
.getGVStubEntry(SymToPrint);
if (StubSym.getPointer() == 0)
StubSym = MachineModuleInfoImpl::
- StubValueTy(GetGlobalValueSymbol(GV), !GV->hasInternalLinkage());
+ StubValueTy(Mang->getSymbol(GV), !GV->hasInternalLinkage());
} else if (GV->isDeclaration() || GV->hasCommonLinkage() ||
GV->hasAvailableExternallyLinkage()) {
SymToPrint = GetSymbolWithGlobalValueBase(GV, "$non_lazy_ptr");
getHiddenGVStubEntry(SymToPrint);
if (StubSym.getPointer() == 0)
StubSym = MachineModuleInfoImpl::
- StubValueTy(GetGlobalValueSymbol(GV),
- !GV->hasInternalLinkage());
+ StubValueTy(Mang->getSymbol(GV), !GV->hasInternalLinkage());
} else {
- SymToPrint = GetGlobalValueSymbol(GV);
+ SymToPrint = Mang->getSymbol(GV);
}
} else {
- SymToPrint = GetGlobalValueSymbol(GV);
+ SymToPrint = Mang->getSymbol(GV);
}
O << *SymToPrint;
- printOffset(MO.getOffset());
+ printOffset(MO.getOffset(), O);
return;
}
///
bool PPCAsmPrinter::PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
unsigned AsmVariant,
- const char *ExtraCode) {
+ const char *ExtraCode, raw_ostream &O) {
// Does this asm operand have a single letter operand modifier?
if (ExtraCode && ExtraCode[0]) {
if (ExtraCode[1] != 0) return true; // Unknown modifier.
default: return true; // Unknown modifier.
case 'c': // Don't print "$" before a global var name or constant.
// PPC never has a prefix.
- printOperand(MI, OpNo);
+ printOperand(MI, OpNo, O);
return false;
case 'L': // Write second word of DImode reference.
// Verify that this operand has two consecutive registers.
}
}
- printOperand(MI, OpNo);
+ printOperand(MI, OpNo, O);
return false;
}
bool PPCAsmPrinter::PrintAsmMemoryOperand(const MachineInstr *MI, unsigned OpNo,
unsigned AsmVariant,
- const char *ExtraCode) {
+ const char *ExtraCode,
+ raw_ostream &O) {
if (ExtraCode && ExtraCode[0])
return true; // Unknown modifier.
assert (MI->getOperand(OpNo).isReg());
O << "0(";
- printOperand(MI, OpNo);
+ printOperand(MI, OpNo, O);
O << ")";
return false;
}
void PPCAsmPrinter::printPredicateOperand(const MachineInstr *MI, unsigned OpNo,
- const char *Modifier) {
+ raw_ostream &O, const char *Modifier){
assert(Modifier && "Must specify 'cc' or 'reg' as predicate op modifier!");
unsigned Code = MI->getOperand(OpNo).getImm();
if (!strcmp(Modifier, "cc")) {
"Need to specify 'cc' or 'reg' as predicate op modifier!");
// Don't print the register for 'always'.
if (Code == PPC::PRED_ALWAYS) return;
- printOperand(MI, OpNo+1);
+ printOperand(MI, OpNo+1, O);
}
}
/// the current output stream.
///
void PPCAsmPrinter::EmitInstruction(const MachineInstr *MI) {
+ SmallString<128> Str;
+ raw_svector_ostream O(Str);
+
+ if (MI->getOpcode() == TargetOpcode::DBG_VALUE) {
+ unsigned NOps = MI->getNumOperands();
+ assert(NOps==4);
+ O << '\t' << MAI->getCommentString() << "DEBUG_VALUE: ";
+ // cast away const; DIetc do not take const operands for some reason.
+ DIVariable V(const_cast<MDNode *>(MI->getOperand(NOps-1).getMetadata()));
+ O << V.getName();
+ O << " <- ";
+ // Frame address. Currently handles register +- offset only.
+ assert(MI->getOperand(0).isReg() && MI->getOperand(1).isImm());
+ O << '['; printOperand(MI, 0, O); O << '+'; printOperand(MI, 1, O);
+ O << ']';
+ O << "+";
+ printOperand(MI, NOps-2, O);
+ OutStreamer.EmitRawText(O.str());
+ return;
+ }
// Check for slwi/srwi mnemonics.
if (MI->getOpcode() == PPC::RLWINM) {
unsigned char SH = MI->getOperand(2).getImm();
SH = 32-SH;
}
if (useSubstituteMnemonic) {
- printOperand(MI, 0);
+ printOperand(MI, 0, O);
O << ", ";
- printOperand(MI, 1);
+ printOperand(MI, 1, O);
O << ", " << (unsigned int)SH;
- OutStreamer.AddBlankLine();
+ OutStreamer.EmitRawText(O.str());
return;
}
}
if ((MI->getOpcode() == PPC::OR || MI->getOpcode() == PPC::OR8) &&
MI->getOperand(1).getReg() == MI->getOperand(2).getReg()) {
O << "\tmr ";
- printOperand(MI, 0);
+ printOperand(MI, 0, O);
O << ", ";
- printOperand(MI, 1);
- OutStreamer.AddBlankLine();
+ printOperand(MI, 1, O);
+ OutStreamer.EmitRawText(O.str());
return;
}
// rldicr RA, RS, SH, 63-SH == sldi RA, RS, SH
if (63-SH == ME) {
O << "\tsldi ";
- printOperand(MI, 0);
+ printOperand(MI, 0, O);
O << ", ";
- printOperand(MI, 1);
+ printOperand(MI, 1, O);
O << ", " << (unsigned int)SH;
- OutStreamer.AddBlankLine();
+ OutStreamer.EmitRawText(O.str());
return;
}
}
- printInstruction(MI);
- OutStreamer.AddBlankLine();
+ printInstruction(MI, O);
+ OutStreamer.EmitRawText(O.str());
}
void PPCLinuxAsmPrinter::EmitFunctionEntryLabel() {
// Emit an official procedure descriptor.
// FIXME 64-bit SVR4: Use MCSection here!
- O << "\t.section\t\".opd\",\"aw\"\n";
- O << "\t.align 3\n";
+ OutStreamer.EmitRawText(StringRef("\t.section\t\".opd\",\"aw\""));
+ OutStreamer.EmitRawText(StringRef("\t.align 3"));
OutStreamer.EmitLabel(CurrentFnSym);
- O << "\t.quad .L." << *CurrentFnSym << ",.TOC.@tocbase\n";
- O << "\t.previous\n";
- O << ".L." << *CurrentFnSym << ":\n";
+ OutStreamer.EmitRawText("\t.quad .L." + Twine(CurrentFnSym->getName()) +
+ ",.TOC.@tocbase");
+ OutStreamer.EmitRawText(StringRef("\t.previous"));
+ OutStreamer.EmitRawText(".L." + Twine(CurrentFnSym->getName()) + ":");
}
if (isPPC64 && !TOC.empty()) {
// FIXME 64-bit SVR4: Use MCSection here?
- O << "\t.section\t\".toc\",\"aw\"\n";
+ OutStreamer.EmitRawText(StringRef("\t.section\t\".toc\",\"aw\""));
// FIXME: This is nondeterminstic!
- for (DenseMap<const MCSymbol*, const MCSymbol*>::iterator I = TOC.begin(),
+ for (DenseMap<MCSymbol*, MCSymbol*>::iterator I = TOC.begin(),
E = TOC.end(); I != E; ++I) {
- O << *I->second << ":\n";
- O << "\t.tc " << *I->first << "[TC]," << *I->first << '\n';
+ OutStreamer.EmitLabel(I->second);
+ OutStreamer.EmitRawText("\t.tc " + Twine(I->first->getName()) +
+ "[TC]," + I->first->getName());
}
}
if (Subtarget.isPPC64() && Directive < PPC::DIR_970)
Directive = PPC::DIR_64;
assert(Directive <= PPC::DIR_64 && "Directive out of range.");
- O << "\t.machine " << CPUDirectives[Directive] << '\n';
+ OutStreamer.EmitRawText("\t.machine " + Twine(CPUDirectives[Directive]));
// Prime text sections so they are adjacent. This reduces the likelihood a
// large data or debug section causes a branch to exceed 16M limit.
- TargetLoweringObjectFileMachO &TLOFMacho =
- static_cast<TargetLoweringObjectFileMachO &>(getObjFileLowering());
+ const TargetLoweringObjectFileMachO &TLOFMacho =
+ static_cast<const TargetLoweringObjectFileMachO &>(getObjFileLowering());
OutStreamer.SwitchSection(TLOFMacho.getTextCoalSection());
if (TM.getRelocationModel() == Reloc::PIC_) {
OutStreamer.SwitchSection(
- TLOFMacho.getMachOSection("__TEXT", "__picsymbolstub1",
+ OutContext.getMachOSection("__TEXT", "__picsymbolstub1",
MCSectionMachO::S_SYMBOL_STUBS |
MCSectionMachO::S_ATTR_PURE_INSTRUCTIONS,
32, SectionKind::getText()));
} else if (TM.getRelocationModel() == Reloc::DynamicNoPIC) {
OutStreamer.SwitchSection(
- TLOFMacho.getMachOSection("__TEXT","__symbol_stub1",
+ OutContext.getMachOSection("__TEXT","__symbol_stub1",
MCSectionMachO::S_SYMBOL_STUBS |
MCSectionMachO::S_ATTR_PURE_INSTRUCTIONS,
16, SectionKind::getText()));
OutStreamer.SwitchSection(getObjFileLowering().getTextSection());
}
-static const MCSymbol *GetLazyPtr(const MCSymbol *Sym, MCContext &Ctx) {
+static MCSymbol *GetLazyPtr(MCSymbol *Sym, MCContext &Ctx) {
// Remove $stub suffix, add $lazy_ptr.
SmallString<128> TmpStr(Sym->getName().begin(), Sym->getName().end()-5);
TmpStr += "$lazy_ptr";
- return Ctx.GetOrCreateTemporarySymbol(TmpStr.str());
+ return Ctx.GetOrCreateSymbol(TmpStr.str());
}
-static const MCSymbol *GetAnonSym(const MCSymbol *Sym, MCContext &Ctx) {
+static MCSymbol *GetAnonSym(MCSymbol *Sym, MCContext &Ctx) {
// Add $tmp suffix to $stub, yielding $stub$tmp.
SmallString<128> TmpStr(Sym->getName().begin(), Sym->getName().end());
TmpStr += "$tmp";
- return Ctx.GetOrCreateTemporarySymbol(TmpStr.str());
+ return Ctx.GetOrCreateSymbol(TmpStr.str());
}
void PPCDarwinAsmPrinter::
EmitFunctionStubs(const MachineModuleInfoMachO::SymbolListTy &Stubs) {
bool isPPC64 = TM.getTargetData()->getPointerSizeInBits() == 64;
- TargetLoweringObjectFileMachO &TLOFMacho =
- static_cast<TargetLoweringObjectFileMachO &>(getObjFileLowering());
+ const TargetLoweringObjectFileMachO &TLOFMacho =
+ static_cast<const TargetLoweringObjectFileMachO &>(getObjFileLowering());
// .lazy_symbol_pointer
const MCSection *LSPSection = TLOFMacho.getLazySymbolPointerSection();
// Output stubs for dynamically-linked functions
if (TM.getRelocationModel() == Reloc::PIC_) {
const MCSection *StubSection =
- TLOFMacho.getMachOSection("__TEXT", "__picsymbolstub1",
- MCSectionMachO::S_SYMBOL_STUBS |
- MCSectionMachO::S_ATTR_PURE_INSTRUCTIONS,
- 32, SectionKind::getText());
+ OutContext.getMachOSection("__TEXT", "__picsymbolstub1",
+ MCSectionMachO::S_SYMBOL_STUBS |
+ MCSectionMachO::S_ATTR_PURE_INSTRUCTIONS,
+ 32, SectionKind::getText());
for (unsigned i = 0, e = Stubs.size(); i != e; ++i) {
OutStreamer.SwitchSection(StubSection);
EmitAlignment(4);
- const MCSymbol *Stub = Stubs[i].first;
- const MCSymbol *RawSym = Stubs[i].second.getPointer();
- const MCSymbol *LazyPtr = GetLazyPtr(Stub, OutContext);
- const MCSymbol *AnonSymbol = GetAnonSym(Stub, OutContext);
+ MCSymbol *Stub = Stubs[i].first;
+ MCSymbol *RawSym = Stubs[i].second.getPointer();
+ MCSymbol *LazyPtr = GetLazyPtr(Stub, OutContext);
+ MCSymbol *AnonSymbol = GetAnonSym(Stub, OutContext);
- O << *Stub << ":\n";
- O << "\t.indirect_symbol " << *RawSym << '\n';
- O << "\tmflr r0\n";
- O << "\tbcl 20,31," << *AnonSymbol << '\n';
- O << *AnonSymbol << ":\n";
- O << "\tmflr r11\n";
- O << "\taddis r11,r11,ha16(" << *LazyPtr << '-' << *AnonSymbol
- << ")\n";
- O << "\tmtlr r0\n";
- O << (isPPC64 ? "\tldu" : "\tlwzu") << " r12,lo16(" << *LazyPtr
- << '-' << *AnonSymbol << ")(r11)\n";
- O << "\tmtctr r12\n";
- O << "\tbctr\n";
+ OutStreamer.EmitLabel(Stub);
+ OutStreamer.EmitSymbolAttribute(RawSym, MCSA_IndirectSymbol);
+ // FIXME: MCize this.
+ OutStreamer.EmitRawText(StringRef("\tmflr r0"));
+ OutStreamer.EmitRawText("\tbcl 20,31," + Twine(AnonSymbol->getName()));
+ OutStreamer.EmitLabel(AnonSymbol);
+ OutStreamer.EmitRawText(StringRef("\tmflr r11"));
+ OutStreamer.EmitRawText("\taddis r11,r11,ha16("+Twine(LazyPtr->getName())+
+ "-" + AnonSymbol->getName() + ")");
+ OutStreamer.EmitRawText(StringRef("\tmtlr r0"));
+
+ if (isPPC64)
+ OutStreamer.EmitRawText("\tldu r12,lo16(" + Twine(LazyPtr->getName()) +
+ "-" + AnonSymbol->getName() + ")(r11)");
+ else
+ OutStreamer.EmitRawText("\tlwzu r12,lo16(" + Twine(LazyPtr->getName()) +
+ "-" + AnonSymbol->getName() + ")(r11)");
+ OutStreamer.EmitRawText(StringRef("\tmtctr r12"));
+ OutStreamer.EmitRawText(StringRef("\tbctr"));
OutStreamer.SwitchSection(LSPSection);
- O << *LazyPtr << ":\n";
- O << "\t.indirect_symbol " << *RawSym << '\n';
- O << (isPPC64 ? "\t.quad" : "\t.long") << " dyld_stub_binding_helper\n";
+ OutStreamer.EmitLabel(LazyPtr);
+ OutStreamer.EmitSymbolAttribute(RawSym, MCSA_IndirectSymbol);
+
+ if (isPPC64)
+ OutStreamer.EmitRawText(StringRef("\t.quad dyld_stub_binding_helper"));
+ else
+ OutStreamer.EmitRawText(StringRef("\t.long dyld_stub_binding_helper"));
}
- O << '\n';
+ OutStreamer.AddBlankLine();
return;
}
const MCSection *StubSection =
- TLOFMacho.getMachOSection("__TEXT","__symbol_stub1",
- MCSectionMachO::S_SYMBOL_STUBS |
- MCSectionMachO::S_ATTR_PURE_INSTRUCTIONS,
- 16, SectionKind::getText());
+ OutContext.getMachOSection("__TEXT","__symbol_stub1",
+ MCSectionMachO::S_SYMBOL_STUBS |
+ MCSectionMachO::S_ATTR_PURE_INSTRUCTIONS,
+ 16, SectionKind::getText());
for (unsigned i = 0, e = Stubs.size(); i != e; ++i) {
- const MCSymbol *Stub = Stubs[i].first;
- const MCSymbol *RawSym = Stubs[i].second.getPointer();
- const MCSymbol *LazyPtr = GetLazyPtr(Stub, OutContext);
+ MCSymbol *Stub = Stubs[i].first;
+ MCSymbol *RawSym = Stubs[i].second.getPointer();
+ MCSymbol *LazyPtr = GetLazyPtr(Stub, OutContext);
OutStreamer.SwitchSection(StubSection);
EmitAlignment(4);
- O << *Stub << ":\n";
- O << "\t.indirect_symbol " << *RawSym << '\n';
- O << "\tlis r11,ha16(" << *LazyPtr << ")\n";
- O << (isPPC64 ? "\tldu" : "\tlwzu") << " r12,lo16(" << *LazyPtr
- << ")(r11)\n";
- O << "\tmtctr r12\n";
- O << "\tbctr\n";
+ OutStreamer.EmitLabel(Stub);
+ OutStreamer.EmitSymbolAttribute(RawSym, MCSA_IndirectSymbol);
+ OutStreamer.EmitRawText("\tlis r11,ha16(" + Twine(LazyPtr->getName()) +")");
+ if (isPPC64)
+ OutStreamer.EmitRawText("\tldu r12,lo16(" + Twine(LazyPtr->getName()) +
+ ")(r11)");
+ else
+ OutStreamer.EmitRawText("\tlwzu r12,lo16(" + Twine(LazyPtr->getName()) +
+ ")(r11)");
+ OutStreamer.EmitRawText(StringRef("\tmtctr r12"));
+ OutStreamer.EmitRawText(StringRef("\tbctr"));
OutStreamer.SwitchSection(LSPSection);
- O << *LazyPtr << ":\n";
- O << "\t.indirect_symbol " << *RawSym << '\n';
- O << (isPPC64 ? "\t.quad" : "\t.long") << " dyld_stub_binding_helper\n";
+ OutStreamer.EmitLabel(LazyPtr);
+ OutStreamer.EmitSymbolAttribute(RawSym, MCSA_IndirectSymbol);
+
+ if (isPPC64)
+ OutStreamer.EmitRawText(StringRef("\t.quad dyld_stub_binding_helper"));
+ else
+ OutStreamer.EmitRawText(StringRef("\t.long dyld_stub_binding_helper"));
}
- O << '\n';
+ OutStreamer.AddBlankLine();
}
bool isPPC64 = TM.getTargetData()->getPointerSizeInBits() == 64;
// Darwin/PPC always uses mach-o.
- TargetLoweringObjectFileMachO &TLOFMacho =
- static_cast<TargetLoweringObjectFileMachO &>(getObjFileLowering());
+ const TargetLoweringObjectFileMachO &TLOFMacho =
+ static_cast<const TargetLoweringObjectFileMachO &>(getObjFileLowering());
MachineModuleInfoMachO &MMIMacho =
MMI->getObjFileInfo<MachineModuleInfoMachO>();
if (MAI->doesSupportExceptionHandling() && MMI) {
// Add the (possibly multiple) personalities to the set of global values.
// Only referenced functions get into the Personalities list.
- const std::vector<Function *> &Personalities = MMI->getPersonalities();
- for (std::vector<Function *>::const_iterator I = Personalities.begin(),
+ const std::vector<const Function*> &Personalities = MMI->getPersonalities();
+ for (std::vector<const Function*>::const_iterator I = Personalities.begin(),
E = Personalities.end(); I != E; ++I) {
if (*I) {
MCSymbol *NLPSym = GetSymbolWithGlobalValueBase(*I, "$non_lazy_ptr");
MachineModuleInfoImpl::StubValueTy &StubSym =
MMIMacho.getGVStubEntry(NLPSym);
- StubSym = MachineModuleInfoImpl::
- StubValueTy(GetGlobalValueSymbol(*I), true);
+ StubSym = MachineModuleInfoImpl::StubValueTy(Mang->getSymbol(*I), true);
}
}
}
// .indirect_symbol _foo
MachineModuleInfoImpl::StubValueTy &MCSym = Stubs[i].second;
OutStreamer.EmitSymbolAttribute(MCSym.getPointer(), MCSA_IndirectSymbol);
- OutStreamer.EmitIntValue(0, isPPC64 ? 8 : 4/*size*/, 0/*addrspace*/);
+
+ if (MCSym.getInt())
+ // External to current translation unit.
+ OutStreamer.EmitIntValue(0, isPPC64 ? 8 : 4/*size*/, 0/*addrspace*/);
+ else
+ // Internal to current translation unit.
+ //
+ // When we place the LSDA into the TEXT section, the type info pointers
+ // need to be indirect and pc-rel. We accomplish this by using NLPs.
+ // However, sometimes the types are local to the file. So we need to
+ // fill in the value for the NLP in those cases.
+ OutStreamer.EmitValue(MCSymbolRefExpr::Create(MCSym.getPointer(),
+ OutContext),
+ isPPC64 ? 8 : 4/*size*/, 0/*addrspace*/);
}
Stubs.clear();
/// for a MachineFunction to the given output stream, in a format that the
/// Darwin assembler can deal with.
///
-static AsmPrinter *createPPCAsmPrinterPass(formatted_raw_ostream &o,
- TargetMachine &tm,
- MCContext &Ctx, MCStreamer &Streamer,
- const MCAsmInfo *tai) {
+static AsmPrinter *createPPCAsmPrinterPass(TargetMachine &tm,
+ MCStreamer &Streamer) {
const PPCSubtarget *Subtarget = &tm.getSubtarget<PPCSubtarget>();
if (Subtarget->isDarwin())
- return new PPCDarwinAsmPrinter(o, tm, Ctx, Streamer, tai);
- return new PPCLinuxAsmPrinter(o, tm, Ctx, Streamer, tai);
+ return new PPCDarwinAsmPrinter(tm, Streamer);
+ return new PPCLinuxAsmPrinter(tm, Streamer);
}
// Force static initialization.