#ifndef LLVM_CODEGEN_ASMPRINTER_H
#define LLVM_CODEGEN_ASMPRINTER_H
+#include "llvm/ADT/DenseMap.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/Support/DataTypes.h"
-#include "llvm/ADT/DenseMap.h"
+#include "llvm/Target/TargetMachine.h"
#include <set>
namespace llvm {
class GlobalVariable;
class MachineConstantPoolEntry;
class MachineConstantPoolValue;
+ class MachineModuleInfo;
+ class MCInst;
class DwarfWriter;
class Mangler;
class Section;
class TargetAsmInfo;
class Type;
- class raw_ostream;
+ class formatted_raw_ostream;
/// AsmPrinter - This class is intended to be used as a driving class for all
/// asm writers.
gcp_map_type GCMetadataPrinters;
protected:
- /// DW -This is needed because printDeclare() has to insert
- /// DbgVariable entries into the dwarf table. This is a short term hack
- /// that ought be fixed soon.
- DwarfWriter *DW;
+ /// MMI - If available, this is a pointer to the current MachineModuleInfo.
+ MachineModuleInfo *MMI;
- // Necessary for external weak linkage support
- std::set<const GlobalValue*> ExtWeakSymbols;
+ /// DW - If available, this is a pointer to the current dwarf writer.
+ DwarfWriter *DW;
- /// Fast - Generating code via fast instruction selection.
- bool Fast;
public:
/// Output stream on which we're printing assembly code.
///
- raw_ostream &O;
+ formatted_raw_ostream &O;
/// Target machine description.
///
///
bool VerboseAsm;
+ /// Private state for PrintSpecial()
+ // Assign a unique ID to this machine instruction.
+ mutable const MachineInstr *LastMI;
+ mutable const Function *LastFn;
+ mutable unsigned Counter;
+
+ // Private state for processDebugLock()
+ mutable DebugLocTuple PrevDLT;
+
protected:
- AsmPrinter(raw_ostream &o, TargetMachine &TM,
- const TargetAsmInfo *T, bool F, bool V);
+ explicit AsmPrinter(formatted_raw_ostream &o, TargetMachine &TM,
+ const TargetAsmInfo *T, bool V);
public:
virtual ~AsmPrinter();
///
/// This method is used when about to emit executable code.
///
- void SwitchToTextSection(const char *NewSection, const GlobalValue *GV = NULL);
+ void SwitchToTextSection(const char *NewSection,
+ const GlobalValue *GV = NULL);
/// SwitchToDataSection - Switch to the specified section of the executable
/// if we are not already in it! If GV is non-null and if the global has an
/// is the same as the SwitchToTextSection method, but not all assemblers
/// are the same.
///
- void SwitchToDataSection(const char *NewSection, const GlobalValue *GV = NULL);
+ void SwitchToDataSection(const char *NewSection,
+ const GlobalValue *GV = NULL);
/// SwitchToSection - Switch to the specified section of the executable if
/// we are not already in it!
/// Should be overridden if an indirect reference should be used.
virtual void EmitExternalGlobal(const GlobalVariable *GV);
- /// getCurrentFunctionEHName - Called to return (and cache) the
- /// CurrentFnEHName.
+ /// getCurrentFunctionEHName - Called to return the CurrentFnEHName.
///
- const std::string &getCurrentFunctionEHName(const MachineFunction *MF,
- std::string &FuncEHName) const;
+ std::string getCurrentFunctionEHName(const MachineFunction *MF) const;
protected:
/// getAnalysisUsage - Record analysis usage.
unsigned AsmVariant,
const char *ExtraCode);
+
+ /// PrintGlobalVariable - Emit the specified global variable and its
+ /// initializer to the output stream.
+ virtual void PrintGlobalVariable(const GlobalVariable *GV) = 0;
+
/// SetupMachineFunction - This should be called when a new MachineFunction
/// is being processed from runOnMachineFunction.
void SetupMachineFunction(MachineFunction &MF);
/// special global used by LLVM. If so, emit it and return true, otherwise
/// do nothing and return false.
bool EmitSpecialLLVMGlobal(const GlobalVariable *GV);
-
+
public:
//===------------------------------------------------------------------===//
/// LEB 128 number encoding.
/// debug tables.
void printDeclare(const MachineInstr *MI) const;
+ /// EmitComments - Pretty-print comments for instructions
+ void EmitComments(const MachineInstr &MI) const;
+ /// EmitComments - Pretty-print comments for instructions
+ void EmitComments(const MCInst &MI) const;
+
protected:
/// EmitZeros - Emit a block of zeros.
///
void EmitGlobalConstant(const Constant* CV, unsigned AddrSpace = 0);
virtual void EmitMachineConstantPoolValue(MachineConstantPoolValue *MCPV);
+
+ /// processDebugLoc - Processes the debug information of each machine
+ /// instruction's DebugLoc.
+ void processDebugLoc(DebugLoc DL);
/// printInlineAsm - This method formats and prints the specified machine
/// instruction that is an inline asm.
/// specified type.
void printDataDirective(const Type *type, unsigned AddrSpace = 0);
- /// printSuffixedName - This prints a name with preceding
- /// getPrivateGlobalPrefix and the specified suffix, handling quoted names
- /// correctly.
- void printSuffixedName(const char *Name, const char *Suffix,
- const char *Prefix = 0);
- void printSuffixedName(const std::string &Name, const char* Suffix);
-
/// printVisibility - This prints visibility information about symbol, if
/// this is suported by the target.
void printVisibility(const std::string& Name, unsigned Visibility) const;
/// printOffset - This is just convenient handler for printing offsets.
void printOffset(int64_t Offset) const;
-
+
private:
- const GlobalValue *findGlobalValue(const Constant* CV);
void EmitLLVMUsedList(Constant *List);
void EmitXXStructorList(Constant *List);
void EmitGlobalConstantStruct(const ConstantStruct* CVS,
unsigned AddrSpace);
- void EmitGlobalConstantArray(const ConstantArray* CVA);
+ void EmitGlobalConstantArray(const ConstantArray* CVA, unsigned AddrSpace);
void EmitGlobalConstantVector(const ConstantVector* CP);
void EmitGlobalConstantFP(const ConstantFP* CFP, unsigned AddrSpace);
void EmitGlobalConstantLargeInt(const ConstantInt* CI, unsigned AddrSpace);