#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/Support/DataTypes.h"
+#include "llvm/ADT/DenseMap.h"
#include <set>
namespace llvm {
+ class GCStrategy;
class Constant;
class ConstantArray;
+ class ConstantInt;
+ class ConstantStruct;
+ class ConstantVector;
+ class GCMetadataPrinter;
class GlobalVariable;
- class GlobalAlias;
class MachineConstantPoolEntry;
class MachineConstantPoolValue;
- class MachineModuleInfo;
+ class DwarfWriter;
class Mangler;
+ class Section;
class TargetAsmInfo;
class Type;
+ class raw_ostream;
/// AsmPrinter - This class is intended to be used as a driving class for all
/// asm writers.
///
unsigned FunctionNumber;
- /// MachineModuleInfo - This is needed because printDeclare() has to insert
- /// DebugVariable entries into the dwarf table. This is a short term hack
+ /// 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.
- MachineModuleInfo *MMI;
-
+ DwarfWriter *DW;
+
+ // GCMetadataPrinters - The garbage collection metadata printer table.
+ typedef DenseMap<GCStrategy*,GCMetadataPrinter*> gcp_map_type;
+ typedef gcp_map_type::iterator gcp_iterator;
+ gcp_map_type GCMetadataPrinters;
+
protected:
// Necessary for external weak linkage support
std::set<const GlobalValue*> ExtWeakSymbols;
public:
/// Output stream on which we're printing assembly code.
///
- std::ostream &O;
+ raw_ostream &O;
/// Target machine description.
///
/// 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;
protected:
- AsmPrinter(std::ostream &o, TargetMachine &TM, const TargetAsmInfo *T);
+ AsmPrinter(raw_ostream &o, TargetMachine &TM, const TargetAsmInfo *T);
public:
+ virtual ~AsmPrinter();
+
/// 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
/// 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.
unsigned AsmVariant,
const char *ExtraCode);
- /// getSectionForFunction - Return the section that we should emit the
- /// specified function body into. This defaults to 'TextSection'. This
- /// should most likely be overridden by the target to put linkonce/weak
- /// functions into special sections.
- virtual std::string getSectionForFunction(const Function &F) const;
-
/// SetupMachineFunction - This should be called when a new MachineFunction
/// is being processed from runOnMachineFunction.
void SetupMachineFunction(MachineFunction &MF);
/// representing an unsigned leb128 value.
void PrintULEB128(unsigned Value) const;
- /// SizeULEB128 - Compute the number of bytes required for an unsigned
- /// leb128 value.
- static unsigned SizeULEB128(unsigned Value);
-
/// PrintSLEB128 - Print a series of hexidecimal values(separated by commas)
/// representing a signed leb128 value.
void PrintSLEB128(int Value) const;
- /// SizeSLEB128 - Compute the number of bytes required for a signed leb128
- /// value.
- static unsigned SizeSLEB128(int Value);
-
//===------------------------------------------------------------------===//
// Emission and print routines
//
/// 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 EmitConstantPool(unsigned Alignment, const char *Section,
- std::vector<std::pair<MachineConstantPoolEntry,unsigned> > &CP);
-
+ void EmitGlobalConstantStruct(const ConstantStruct* CVS);
+ void EmitGlobalConstantArray(const ConstantArray* CVA);
+ void EmitGlobalConstantVector(const ConstantVector* CP);
+ void EmitGlobalConstantFP(const ConstantFP* CFP);
+ void EmitGlobalConstantLargeInt(const ConstantInt* CI);
+ GCMetadataPrinter *GetOrCreateGCPrinter(GCStrategy *C);
};
}