HexagonTargetObjectFile.cpp File Reference

#include "HexagonTargetObjectFile.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/ADT/Twine.h"
#include "llvm/BinaryFormat/ELF.h"
#include "llvm/IR/DataLayout.h"
#include "llvm/IR/DerivedTypes.h"
#include "llvm/IR/GlobalObject.h"
#include "llvm/IR/GlobalValue.h"
#include "llvm/IR/GlobalVariable.h"
#include "llvm/IR/Type.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/SectionKind.h"
#include "llvm/Support/Casting.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Target/TargetMachine.h"

Include dependency graph for HexagonTargetObjectFile.cpp:

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "hexagon-sdata"
#define	TRACE_TO(s, X)   s << X
#define	TRACE(X)

Functions
static bool	isSmallDataSection (StringRef Sec)
static const char *	getSectionSuffixForSize (unsigned Size)

Variables
static cl::opt< unsigned >	SmallDataThreshold ("hexagon-small-data-threshold", cl::init(8), cl::Hidden, cl::desc("The maximum size of an object in the sdata section"))
static cl::opt< bool >	NoSmallDataSorting ("mno-sort-sda", cl::init(false), cl::Hidden, cl::desc("Disable small data sections sorting"))
static cl::opt< bool >	StaticsInSData ("hexagon-statics-in-small-data", cl::init(false), cl::Hidden, cl::ZeroOrMore, cl::desc("Allow static variables in .sdata"))
static cl::opt< bool >	TraceGVPlacement ("trace-gv-placement", cl::Hidden, cl::init(false), cl::desc("Trace global value placement"))
static cl::opt< bool >	EmitJtInText ("hexagon-emit-jt-text", cl::Hidden, cl::init(false), cl::desc("Emit hexagon jump tables in function section"))
static cl::opt< bool >	EmitLutInText ("hexagon-emit-lut-text", cl::Hidden, cl::init(false), cl::desc("Emit hexagon lookup tables in function section"))

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "hexagon-sdata"

Definition at line 14 of file HexagonTargetObjectFile.cpp.

TRACE

#define TRACE

(

X

)

Value:

do {                                                                         \
    if (TraceGVPlacement) {                                                    \
      TRACE_TO(errs(), X);                                                     \
    } else {                                                                   \
      LLVM_DEBUG(TRACE_TO(dbgs(), X));                                         \
    }                                                                          \
  } while (false)

Definition at line 72 of file HexagonTargetObjectFile.cpp.

Referenced by llvm::HexagonTargetObjectFile::getExplicitSectionGlobal(), llvm::HexagonTargetObjectFile::SelectSectionForGlobal(), and llvm::HexagonTargetObjectFile::shouldPutJumpTableInFunctionSection().

TRACE_TO

#define TRACE_TO	(		s,
			X
	)		s << X

Definition at line 63 of file HexagonTargetObjectFile.cpp.

Function Documentation

getSectionSuffixForSize()

static const char* getSectionSuffixForSize ( unsigned  Size )

static

Definition at line 98 of file HexagonTargetObjectFile.cpp.

Referenced by llvm::HexagonTargetObjectFile::shouldPutJumpTableInFunctionSection().

isSmallDataSection()

static bool isSmallDataSection ( StringRef  Sec )

static

Definition at line 86 of file HexagonTargetObjectFile.cpp.

References llvm::StringRef::equals(), llvm::StringRef::find(), and llvm::StringRef::npos.

Referenced by llvm::HexagonTargetObjectFile::isGlobalInSmallSection(), and llvm::HexagonTargetObjectFile::shouldPutJumpTableInFunctionSection().

Variable Documentation

EmitJtInText

cl::opt<bool> EmitJtInText("hexagon-emit-jt-text", cl::Hidden, cl::init(false), cl::desc("Emit hexagon jump tables in function section"))

static

Referenced by llvm::HexagonTargetObjectFile::shouldPutJumpTableInFunctionSection().

EmitLutInText

cl::opt<bool> EmitLutInText("hexagon-emit-lut-text", cl::Hidden, cl::init(false), cl::desc("Emit hexagon lookup tables in function section"))

static

Referenced by llvm::HexagonTargetObjectFile::SelectSectionForGlobal().

NoSmallDataSorting

cl::opt<bool> NoSmallDataSorting("mno-sort-sda", cl::init(false), cl::Hidden, cl::desc("Disable small data sections sorting"))

static

Referenced by llvm::HexagonTargetObjectFile::shouldPutJumpTableInFunctionSection().

SmallDataThreshold

cl::opt<unsigned> SmallDataThreshold("hexagon-small-data-threshold", cl::init(8), cl::Hidden, cl::desc("The maximum size of an object in the sdata section"))

static

Referenced by llvm::HexagonTargetObjectFile::getSmallDataSize(), llvm::HexagonTargetObjectFile::isGlobalInSmallSection(), and llvm::HexagonTargetObjectFile::isSmallDataEnabled().

StaticsInSData

cl::opt<bool> StaticsInSData("hexagon-statics-in-small-data", cl::init(false), cl::Hidden, cl::ZeroOrMore, cl::desc("Allow static variables in .sdata"))

static

Referenced by llvm::HexagonTargetObjectFile::isGlobalInSmallSection().

TraceGVPlacement

cl::opt<bool> TraceGVPlacement("trace-gv-placement", cl::Hidden, cl::init(false), cl::desc("Trace global value placement"))

static