#include "llvm/Assembly/Writer.h"
#include "llvm/CodeGen/AsmPrinter.h"
#include "llvm/CodeGen/DwarfWriter.h"
-#include "llvm/Target/TargetAsmInfo.h"
+#include "llvm/MC/MCStreamer.h"
+#include "llvm/MC/MCAsmInfo.h"
+#include "llvm/MC/MCSymbol.h"
+#include "llvm/Target/TargetLoweringObjectFile.h"
#include "llvm/Target/TargetMachine.h"
+#include "llvm/Target/TargetRegistry.h"
#include "llvm/Support/Compiler.h"
+#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/Mangler.h"
-#include "llvm/Support/raw_ostream.h"
+#include "llvm/Support/FormattedStream.h"
#include "llvm/ADT/Statistic.h"
using namespace llvm;
namespace {
struct VISIBILITY_HIDDEN AlphaAsmPrinter : public AsmPrinter {
-
/// Unique incrementer for label values for referencing Global values.
///
- AlphaAsmPrinter(raw_ostream &o, TargetMachine &tm, const TargetAsmInfo *T)
- : AsmPrinter(o, tm, T) {
- }
+ explicit AlphaAsmPrinter(formatted_raw_ostream &o, TargetMachine &tm,
+ const MCAsmInfo *T, bool V)
+ : AsmPrinter(o, tm, T, V) {}
virtual const char *getPassName() const {
return "Alpha Assembly Printer";
}
- bool printInstruction(const MachineInstr *MI);
+ void printInstruction(const MachineInstr *MI);
+ static const char *getRegisterName(unsigned RegNo);
+
void printOp(const MachineOperand &MO, bool IsCallOp = false);
void printOperand(const MachineInstr *MI, int opNum);
- void printBaseOffsetPair (const MachineInstr *MI, int i, bool brackets=true);
- void printModuleLevelGV(const GlobalVariable* GVar);
+ void printBaseOffsetPair(const MachineInstr *MI, int i, bool brackets=true);
+ void PrintGlobalVariable(const GlobalVariable *GVar);
bool runOnMachineFunction(MachineFunction &F);
bool doInitialization(Module &M);
- bool doFinalization(Module &M);
bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
unsigned AsmVariant, const char *ExtraCode);
};
} // end of anonymous namespace
-/// createAlphaCodePrinterPass - Returns a pass that prints the Alpha
-/// assembly code for a MachineFunction to the given output stream,
-/// using the given target machine description. This should work
-/// regardless of whether the function is in SSA form.
-///
-FunctionPass *llvm::createAlphaCodePrinterPass(raw_ostream &o,
- TargetMachine &tm) {
- return new AlphaAsmPrinter(o, tm, tm.getTargetAsmInfo());
-}
-
#include "AlphaGenAsmWriter.inc"
void AlphaAsmPrinter::printOperand(const MachineInstr *MI, int opNum)
if (MO.getType() == MachineOperand::MO_Register) {
assert(TargetRegisterInfo::isPhysicalRegister(MO.getReg()) &&
"Not physreg??");
- O << TM.getRegisterInfo()->get(MO.getReg()).AsmName;
+ O << getRegisterName(MO.getReg());
} else if (MO.isImm()) {
O << MO.getImm();
assert(MO.getImm() < (1 << 30));
void AlphaAsmPrinter::printOp(const MachineOperand &MO, bool IsCallOp) {
- const TargetRegisterInfo &RI = *TM.getRegisterInfo();
-
switch (MO.getType()) {
case MachineOperand::MO_Register:
- O << RI.get(MO.getReg()).AsmName;
+ O << getRegisterName(MO.getReg());
return;
case MachineOperand::MO_Immediate:
- cerr << "printOp() does not handle immediate values\n";
- abort();
+ llvm_unreachable("printOp() does not handle immediate values");
return;
case MachineOperand::MO_MachineBasicBlock:
- printBasicBlockLabel(MO.getMBB());
+ GetMBBSymbol(MO.getMBB()->getNumber())->print(O, MAI);
return;
case MachineOperand::MO_ConstantPoolIndex:
- O << TAI->getPrivateGlobalPrefix() << "CPI" << getFunctionNumber() << "_"
+ O << MAI->getPrivateGlobalPrefix() << "CPI" << getFunctionNumber() << "_"
<< MO.getIndex();
return;
O << MO.getSymbolName();
return;
- case MachineOperand::MO_GlobalAddress: {
- GlobalValue *GV = MO.getGlobal();
- O << Mang->getValueName(GV);
- if (GV->isDeclaration() && GV->hasExternalWeakLinkage())
- ExtWeakSymbols.insert(GV);
+ case MachineOperand::MO_GlobalAddress:
+ O << Mang->getMangledName(MO.getGlobal());
return;
- }
case MachineOperand::MO_JumpTableIndex:
- O << TAI->getPrivateGlobalPrefix() << "JTI" << getFunctionNumber()
+ O << MAI->getPrivateGlobalPrefix() << "JTI" << getFunctionNumber()
<< '_' << MO.getIndex();
return;
/// method to print assembly for each instruction.
///
bool AlphaAsmPrinter::runOnMachineFunction(MachineFunction &MF) {
+ this->MF = &MF;
+
SetupMachineFunction(MF);
O << "\n\n";
// Print out labels for the function.
const Function *F = MF.getFunction();
- SwitchToSection(TAI->SectionForGlobal(F));
+ OutStreamer.SwitchSection(getObjFileLowering().SectionForGlobal(F, Mang, TM));
- EmitAlignment(4, F);
+ EmitAlignment(MF.getAlignment(), F);
switch (F->getLinkage()) {
- default: assert(0 && "Unknown linkage type!");
+ default: llvm_unreachable("Unknown linkage type!");
case Function::InternalLinkage: // Symbols default to internal.
case Function::PrivateLinkage:
+ case Function::LinkerPrivateLinkage:
break;
case Function::ExternalLinkage:
O << "\t.globl " << CurrentFnName << "\n";
break;
- case Function::WeakLinkage:
- case Function::LinkOnceLinkage:
- O << TAI->getWeakRefDirective() << CurrentFnName << "\n";
+ case Function::WeakAnyLinkage:
+ case Function::WeakODRLinkage:
+ case Function::LinkOnceAnyLinkage:
+ case Function::LinkOnceODRLinkage:
+ O << MAI->getWeakRefDirective() << CurrentFnName << "\n";
break;
}
for (MachineFunction::const_iterator I = MF.begin(), E = MF.end();
I != E; ++I) {
if (I != MF.begin()) {
- printBasicBlockLabel(I, true, true);
+ EmitBasicBlockStart(I);
O << '\n';
}
for (MachineBasicBlock::const_iterator II = I->begin(), E = I->end();
II != E; ++II) {
// Print the assembly for the instruction.
++EmittedInsts;
- if (!printInstruction(II)) {
- assert(0 && "Unhandled instruction in asm writer!");
- abort();
- }
+ processDebugLoc(II->getDebugLoc());
+
+ printInstruction(II);
+
+ if (VerboseAsm && !II->getDebugLoc().isUnknown())
+ EmitComments(*II);
+ O << '\n';
}
}
return AsmPrinter::doInitialization(M);
}
-void AlphaAsmPrinter::printModuleLevelGV(const GlobalVariable* GVar) {
+void AlphaAsmPrinter::PrintGlobalVariable(const GlobalVariable *GVar) {
const TargetData *TD = TM.getTargetData();
if (!GVar->hasInitializer()) return; // External global require no code
if (EmitSpecialLLVMGlobal(GVar))
return;
- std::string name = Mang->getValueName(GVar);
+ std::string name = Mang->getMangledName(GVar);
Constant *C = GVar->getInitializer();
- unsigned Size = TD->getTypePaddedSize(C->getType());
+ unsigned Size = TD->getTypeAllocSize(C->getType());
unsigned Align = TD->getPreferredAlignmentLog(GVar);
// 0: Switch to section
- SwitchToSection(TAI->SectionForGlobal(GVar));
+ OutStreamer.SwitchSection(getObjFileLowering().SectionForGlobal(GVar, Mang,
+ TM));
// 1: Check visibility
printVisibility(name, GVar->getVisibility());
// 2: Kind
switch (GVar->getLinkage()) {
- case GlobalValue::LinkOnceLinkage:
- case GlobalValue::WeakLinkage:
+ case GlobalValue::LinkOnceAnyLinkage:
+ case GlobalValue::LinkOnceODRLinkage:
+ case GlobalValue::WeakAnyLinkage:
+ case GlobalValue::WeakODRLinkage:
case GlobalValue::CommonLinkage:
- O << TAI->getWeakRefDirective() << name << '\n';
+ O << MAI->getWeakRefDirective() << name << '\n';
break;
case GlobalValue::AppendingLinkage:
case GlobalValue::ExternalLinkage:
- O << TAI->getGlobalDirective() << name << "\n";
+ O << MAI->getGlobalDirective() << name << "\n";
break;
case GlobalValue::InternalLinkage:
case GlobalValue::PrivateLinkage:
+ case GlobalValue::LinkerPrivateLinkage:
break;
default:
- assert(0 && "Unknown linkage type!");
- cerr << "Unknown linkage type!\n";
- abort();
+ llvm_unreachable("Unknown linkage type!");
}
// 3: Type, Size, Align
- if (TAI->hasDotTypeDotSizeDirective()) {
+ if (MAI->hasDotTypeDotSizeDirective()) {
O << "\t.type\t" << name << ", @object\n";
O << "\t.size\t" << name << ", " << Size << "\n";
}
O << name << ":\n";
- // If the initializer is a extern weak symbol, remember to emit the weak
- // reference!
- if (const GlobalValue *GV = dyn_cast<GlobalValue>(C))
- if (GV->hasExternalWeakLinkage())
- ExtWeakSymbols.insert(GV);
-
EmitGlobalConstant(C);
O << '\n';
}
-bool AlphaAsmPrinter::doFinalization(Module &M) {
- for (Module::const_global_iterator I = M.global_begin(), E = M.global_end();
- I != E; ++I)
- printModuleLevelGV(I);
-
- return AsmPrinter::doFinalization(M);
-}
-
/// PrintAsmOperand - Print out an operand for an inline asm expression.
///
bool AlphaAsmPrinter::PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
O << ")";
return false;
}
+
+// Force static initialization.
+extern "C" void LLVMInitializeAlphaAsmPrinter() {
+ RegisterAsmPrinter<AlphaAsmPrinter> X(TheAlphaTarget);
+}
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