#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/Debug.h"
#include "llvm/Support/MathExtras.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/raw_ostream.h"
return "PowerPC Assembly Printer";
}
- PPCTargetMachine &getTM() {
- return static_cast<PPCTargetMachine&>(TM);
- }
-
unsigned enumRegToMachineReg(unsigned enumReg) {
switch (enumReg) {
default: llvm_unreachable("Unhandled register!");
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, "$stub");
return;
}
}
- if (MO.getType() == MachineOperand::MO_ExternalSymbol) {
+ if (MO.isSymbol()) {
SmallString<128> TempNameStr;
TempNameStr += StringRef(MO.getSymbolName());
TempNameStr += StringRef("$stub");
void printTOCEntryLabel(const MachineInstr *MI, unsigned OpNo,
raw_ostream &O) {
const MachineOperand &MO = MI->getOperand(OpNo);
- assert(MO.getType() == MachineOperand::MO_GlobalAddress);
+ assert(MO.isGlobal());
MCSymbol *Sym = Mang->getSymbol(MO.getGlobal());
// Map symbol -> label of TOC entry.
void printPredicateOperand(const MachineInstr *MI, unsigned OpNo,
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
bool doFinalization(Module &M);
virtual void EmitFunctionEntryLabel();
-
- void getAnalysisUsage(AnalysisUsage &AU) const {
- AU.addRequired<DwarfWriter>();
- PPCAsmPrinter::getAnalysisUsage(AU);
- }
};
/// PPCDarwinAsmPrinter - PowerPC assembly printer, customized for Darwin/Mac
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
}
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
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();
// 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()));
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 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) {
MCSymbol *Stub = Stubs[i].first;
MCSymbol *RawSym = Stubs[i].second.getPointer();
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");
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