#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/Support/DebugLoc.h"
#include "llvm/Target/TargetMachine.h"
-#include <set>
+#include "llvm/ADT/DenseMap.h"
namespace llvm {
class GCStrategy;
class Constant;
class ConstantArray;
+ class ConstantFP;
class ConstantInt;
class ConstantStruct;
class ConstantVector;
class GCMetadataPrinter;
+ class GlobalValue;
class GlobalVariable;
+ class MachineBasicBlock;
+ class MachineFunction;
+ class MachineInstr;
+ class MachineLoopInfo;
+ class MachineLoop;
+ class MachineConstantPool;
class MachineConstantPoolEntry;
class MachineConstantPoolValue;
+ class MachineJumpTableInfo;
class MachineModuleInfo;
+ class MCInst;
+ class MCContext;
+ class MCSection;
+ class MCStreamer;
class DwarfWriter;
class Mangler;
- class Section;
- class TargetAsmInfo;
+ class MCAsmInfo;
+ class TargetLoweringObjectFile;
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.
typedef DenseMap<GCStrategy*,GCMetadataPrinter*> gcp_map_type;
typedef gcp_map_type::iterator gcp_iterator;
gcp_map_type GCMetadataPrinters;
-
+
+ /// If VerboseAsm is set, a pointer to the loop info for this
+ /// function.
+ ///
+ MachineLoopInfo *LI;
+
protected:
/// MMI - If available, this is a pointer to the current MachineModuleInfo.
MachineModuleInfo *MMI;
/// DW - If available, this is a pointer to the current dwarf writer.
DwarfWriter *DW;
-
- /// OptLevel - Generating code at a specific optimization level.
- CodeGenOpt::Level OptLevel;
+
public:
/// Output stream on which we're printing assembly code.
///
- raw_ostream &O;
+ formatted_raw_ostream &O;
/// Target machine description.
///
TargetMachine &TM;
+ /// getObjFileLowering - Return information about object file lowering.
+ TargetLoweringObjectFile &getObjFileLowering() const;
+
/// Target Asm Printer information.
///
- const TargetAsmInfo *TAI;
+ const MCAsmInfo *MAI;
/// Target Register Information.
///
const TargetRegisterInfo *TRI;
+ /// OutContext - This is the context for the output file that we are
+ /// streaming. This owns all of the global MC-related objects for the
+ /// generated translation unit.
+ MCContext &OutContext;
+
+ /// OutStreamer - This is the MCStreamer object for the file we are
+ /// generating. This contains the transient state for the current
+ /// translation unit that we are generating (such as the current section
+ /// etc).
+ MCStreamer &OutStreamer;
+
/// The current machine function.
const MachineFunction *MF;
///
std::string CurrentFnName;
- /// CurrentSection - The current section we are emitting to. This is
- /// controlled and used by the SwitchSection method.
- std::string CurrentSection;
- const Section* CurrentSection_;
-
- /// IsInTextSection - True if the current section we are emitting to is a
- /// text section.
- bool IsInTextSection;
+ /// getCurrentSection() - Return the current section we are emitting to.
+ const MCSection *getCurrentSection() const;
+
/// VerboseAsm - Emit comments in assembly output if this is true.
///
bool VerboseAsm;
+ /// ExuberantAsm - Emit many more comments in assembly output if
+ /// this is true.
+ ///
+ bool ExuberantAsm;
+
/// Private state for PrintSpecial()
// Assign a unique ID to this machine instruction.
mutable const MachineInstr *LastMI;
mutable DebugLocTuple PrevDLT;
protected:
- explicit AsmPrinter(raw_ostream &o, TargetMachine &TM,
- const TargetAsmInfo *T, CodeGenOpt::Level OL, bool V);
+ explicit AsmPrinter(formatted_raw_ostream &o, TargetMachine &TM,
+ const MCAsmInfo *T, bool V);
public:
virtual ~AsmPrinter();
///
bool isVerbose() const { return VerboseAsm; }
- /// SwitchToTextSection - 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
- /// explicitly requested section, we switch to the section indicated for the
- /// global instead of NewSection.
- ///
- /// If the new section is an empty string, this method forgets what the
- /// current section is, but does not emit a .section directive.
- ///
- /// This method is used when about to emit executable code.
- ///
- 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
- /// explicitly requested section, we switch to the section indicated for the
- /// global instead of NewSection.
- ///
- /// If the new section is an empty string, this method forgets what the
- /// current section is, but does not emit a .section directive.
- ///
- /// This method is used when about to emit data. For most assemblers, this
- /// is the same as the SwitchToTextSection method, but not all assemblers
- /// are the same.
- ///
- 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!
- void SwitchToSection(const Section* NS);
-
/// getGlobalLinkName - Returns the asm/link name of of the specified
/// global variable. Should be overridden by each target asm printer to
/// generate the appropriate value.
/// 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.
void EOL() const;
void EOL(const std::string &Comment) const;
void EOL(const char* Comment) const;
+ void EOL(const std::string &Comment, unsigned DatFormat) const;
+ void EOL(const char* Comment, unsigned DataFormat) const;
/// EmitULEB128Bytes - Emit an assembler byte data directive to compose an
/// unsigned leb128 value.
/// 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;
+ /// EmitComments - Pretty-print comments for basic blocks
+ void EmitComments(const MachineBasicBlock &MBB) const;
+
+ /// printMCInst - Print an MCInst for this target.
+ ///
+ /// Note, this is only a temporary hack to allow the MCStreamer to print
+ /// instructions, do not use this function outside of llvm-mc.
+ virtual void printMCInst(const MCInst *MI);
+
protected:
/// EmitZeros - Emit a block of zeros.
///
/// 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,