diff options
Diffstat (limited to 'contrib/llvm/lib/Target/Alpha/AlphaAsmPrinter.cpp')
-rw-r--r-- | contrib/llvm/lib/Target/Alpha/AlphaAsmPrinter.cpp | 166 |
1 files changed, 0 insertions, 166 deletions
diff --git a/contrib/llvm/lib/Target/Alpha/AlphaAsmPrinter.cpp b/contrib/llvm/lib/Target/Alpha/AlphaAsmPrinter.cpp deleted file mode 100644 index 5dce06a..0000000 --- a/contrib/llvm/lib/Target/Alpha/AlphaAsmPrinter.cpp +++ /dev/null @@ -1,166 +0,0 @@ -//===-- AlphaAsmPrinter.cpp - Alpha LLVM assembly writer ------------------===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file contains a printer that converts from our internal representation -// of machine-dependent LLVM code to GAS-format Alpha assembly language. -// -//===----------------------------------------------------------------------===// - -#define DEBUG_TYPE "asm-printer" -#include "Alpha.h" -#include "AlphaInstrInfo.h" -#include "AlphaTargetMachine.h" -#include "llvm/Module.h" -#include "llvm/Type.h" -#include "llvm/Assembly/Writer.h" -#include "llvm/CodeGen/AsmPrinter.h" -#include "llvm/MC/MCStreamer.h" -#include "llvm/MC/MCAsmInfo.h" -#include "llvm/MC/MCSymbol.h" -#include "llvm/Target/Mangler.h" -#include "llvm/Target/TargetLoweringObjectFile.h" -#include "llvm/Target/TargetMachine.h" -#include "llvm/ADT/SmallString.h" -#include "llvm/Support/TargetRegistry.h" -#include "llvm/Support/raw_ostream.h" -using namespace llvm; - -namespace { - struct AlphaAsmPrinter : public AsmPrinter { - /// Unique incrementer for label values for referencing Global values. - /// - - explicit AlphaAsmPrinter(TargetMachine &tm, MCStreamer &Streamer) - : AsmPrinter(tm, Streamer) {} - - virtual const char *getPassName() const { - return "Alpha Assembly Printer"; - } - void printInstruction(const MachineInstr *MI, raw_ostream &O); - void EmitInstruction(const MachineInstr *MI) { - SmallString<128> Str; - raw_svector_ostream OS(Str); - printInstruction(MI, OS); - OutStreamer.EmitRawText(OS.str()); - } - static const char *getRegisterName(unsigned RegNo); - - void printOp(const MachineOperand &MO, raw_ostream &O); - void printOperand(const MachineInstr *MI, int opNum, raw_ostream &O); - virtual void EmitFunctionBodyStart(); - virtual void EmitFunctionBodyEnd(); - void EmitStartOfAsmFile(Module &M); - - bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNo, - unsigned AsmVariant, const char *ExtraCode, - raw_ostream &O); - bool PrintAsmMemoryOperand(const MachineInstr *MI, - unsigned OpNo, unsigned AsmVariant, - const char *ExtraCode, raw_ostream &O); - }; -} // end of anonymous namespace - -#include "AlphaGenAsmWriter.inc" - -void AlphaAsmPrinter::printOperand(const MachineInstr *MI, int opNum, - raw_ostream &O) { - const MachineOperand &MO = MI->getOperand(opNum); - if (MO.isReg()) { - assert(TargetRegisterInfo::isPhysicalRegister(MO.getReg()) && - "Not physreg??"); - O << getRegisterName(MO.getReg()); - } else if (MO.isImm()) { - O << MO.getImm(); - assert(MO.getImm() < (1 << 30)); - } else { - printOp(MO, O); - } -} - - -void AlphaAsmPrinter::printOp(const MachineOperand &MO, raw_ostream &O) { - switch (MO.getType()) { - case MachineOperand::MO_Register: - O << getRegisterName(MO.getReg()); - return; - - case MachineOperand::MO_Immediate: - assert(0 && "printOp() does not handle immediate values"); - return; - - case MachineOperand::MO_MachineBasicBlock: - O << *MO.getMBB()->getSymbol(); - return; - - case MachineOperand::MO_ConstantPoolIndex: - O << MAI->getPrivateGlobalPrefix() << "CPI" << getFunctionNumber() << "_" - << MO.getIndex(); - return; - - case MachineOperand::MO_ExternalSymbol: - O << MO.getSymbolName(); - return; - - case MachineOperand::MO_GlobalAddress: - O << *Mang->getSymbol(MO.getGlobal()); - return; - - case MachineOperand::MO_JumpTableIndex: - O << MAI->getPrivateGlobalPrefix() << "JTI" << getFunctionNumber() - << '_' << MO.getIndex(); - return; - - default: - O << "<unknown operand type: " << MO.getType() << ">"; - return; - } -} - -/// EmitFunctionBodyStart - Targets can override this to emit stuff before -/// the first basic block in the function. -void AlphaAsmPrinter::EmitFunctionBodyStart() { - OutStreamer.EmitRawText("\t.ent " + Twine(CurrentFnSym->getName())); -} - -/// EmitFunctionBodyEnd - Targets can override this to emit stuff after -/// the last basic block in the function. -void AlphaAsmPrinter::EmitFunctionBodyEnd() { - OutStreamer.EmitRawText("\t.end " + Twine(CurrentFnSym->getName())); -} - -void AlphaAsmPrinter::EmitStartOfAsmFile(Module &M) { - OutStreamer.EmitRawText(StringRef("\t.arch ev6")); - OutStreamer.EmitRawText(StringRef("\t.set noat")); -} - -/// PrintAsmOperand - Print out an operand for an inline asm expression. -/// -bool AlphaAsmPrinter::PrintAsmOperand(const MachineInstr *MI, unsigned OpNo, - unsigned AsmVariant, - const char *ExtraCode, raw_ostream &O) { - printOperand(MI, OpNo, O); - return false; -} - -bool AlphaAsmPrinter::PrintAsmMemoryOperand(const MachineInstr *MI, - unsigned OpNo, unsigned AsmVariant, - const char *ExtraCode, - raw_ostream &O) { - if (ExtraCode && ExtraCode[0]) - return true; // Unknown modifier. - O << "0("; - printOperand(MI, OpNo, O); - O << ")"; - return false; -} - -// Force static initialization. -extern "C" void LLVMInitializeAlphaAsmPrinter() { - RegisterAsmPrinter<AlphaAsmPrinter> X(TheAlphaTarget); -} |