WasmObjectFile.cpp File Reference

#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/DenseSet.h"
#include "llvm/ADT/SmallSet.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/ADT/StringSet.h"
#include "llvm/ADT/StringSwitch.h"
#include "llvm/ADT/Triple.h"
#include "llvm/BinaryFormat/Wasm.h"
#include "llvm/MC/SubtargetFeature.h"
#include "llvm/Object/Binary.h"
#include "llvm/Object/Error.h"
#include "llvm/Object/ObjectFile.h"
#include "llvm/Object/SymbolicFile.h"
#include "llvm/Object/Wasm.h"
#include "llvm/Support/Endian.h"
#include "llvm/Support/Error.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/LEB128.h"
#include "llvm/Support/ScopedPrinter.h"
#include <algorithm>
#include <cassert>
#include <cstdint>
#include <cstring>
#include "llvm/BinaryFormat/WasmRelocs.def"

Include dependency graph for WasmObjectFile.cpp:

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "wasm-object"
#define	VARINT7_MAX   ((1 << 7) - 1)
#define	VARINT7_MIN   (-(1 << 7))
#define	VARUINT7_MAX   (1 << 7)
#define	VARUINT1_MAX   (1)
#define	ECase(X)
#define	WASM_RELOC(name, value)

Functions
static uint8_t	readUint8 (WasmObjectFile::ReadContext &Ctx)
static uint32_t	readUint32 (WasmObjectFile::ReadContext &Ctx)
static int32_t	readFloat32 (WasmObjectFile::ReadContext &Ctx)
static int64_t	readFloat64 (WasmObjectFile::ReadContext &Ctx)
static uint64_t	readULEB128 (WasmObjectFile::ReadContext &Ctx)
static StringRef	readString (WasmObjectFile::ReadContext &Ctx)
static int64_t	readLEB128 (WasmObjectFile::ReadContext &Ctx)
static uint8_t	readVaruint1 (WasmObjectFile::ReadContext &Ctx)
static int32_t	readVarint32 (WasmObjectFile::ReadContext &Ctx)
static uint32_t	readVaruint32 (WasmObjectFile::ReadContext &Ctx)
static int64_t	readVarint64 (WasmObjectFile::ReadContext &Ctx)
static uint64_t	readVaruint64 (WasmObjectFile::ReadContext &Ctx)
static uint8_t	readOpcode (WasmObjectFile::ReadContext &Ctx)
static Error	readInitExpr (wasm::WasmInitExpr &Expr, WasmObjectFile::ReadContext &Ctx)
static wasm::WasmLimits	readLimits (WasmObjectFile::ReadContext &Ctx)
static wasm::WasmTableType	readTableType (WasmObjectFile::ReadContext &Ctx)
static Error	readSection (WasmSection &Section, WasmObjectFile::ReadContext &Ctx, WasmSectionOrderChecker &Checker)

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "wasm-object"

Definition at line 33 of file WasmObjectFile.cpp.

ECase

#define ECase

(

X

)

Value:

  case wasm::WASM_SEC_##X:                                                     \
    return #X;

VARINT7_MAX

#define VARINT7_MAX   ((1 << 7) - 1)

Definition at line 65 of file WasmObjectFile.cpp.

VARINT7_MIN

#define VARINT7_MIN   (-(1 << 7))

Definition at line 66 of file WasmObjectFile.cpp.

VARUINT1_MAX

#define VARUINT1_MAX   (1)

Definition at line 68 of file WasmObjectFile.cpp.

VARUINT7_MAX

#define VARUINT7_MAX   (1 << 7)

Definition at line 67 of file WasmObjectFile.cpp.

WASM_RELOC

#define WASM_RELOC	(		name,
			value
	)

Value:

  case wasm::name:                                                             \
    Res = #name;                                                               \
    break;

Function Documentation

readFloat32()

static int32_t readFloat32 ( WasmObjectFile::ReadContext &  Ctx )

static

Definition at line 84 of file WasmObjectFile.cpp.

References memcpy(), and llvm::report_fatal_error().

readFloat64()

static int64_t readFloat64 ( WasmObjectFile::ReadContext &  Ctx )

static

Definition at line 93 of file WasmObjectFile.cpp.

References memcpy(), and llvm::report_fatal_error().

readInitExpr()

static Error readInitExpr ( wasm::WasmInitExpr &  Expr, WasmObjectFile::ReadContext &  Ctx  )

static

Definition at line 165 of file WasmObjectFile.cpp.

readLEB128()

static int64_t readLEB128 ( WasmObjectFile::ReadContext &  Ctx )

static

Definition at line 122 of file WasmObjectFile.cpp.

References llvm::decodeSLEB128(), and llvm::report_fatal_error().

Referenced by readVarint32(), readVarint64(), and readVaruint1().

readLimits()

static wasm::WasmLimits readLimits ( WasmObjectFile::ReadContext &  Ctx )

static

Definition at line 239 of file WasmObjectFile.cpp.

References readVaruint32(), readVaruint64(), and llvm::wasm::WASM_LIMITS_FLAG_HAS_MAX.

Referenced by readTableType().

readOpcode()

static uint8_t readOpcode ( WasmObjectFile::ReadContext &  Ctx )

static

Definition at line 161 of file WasmObjectFile.cpp.

References readUint8().

readSection()

static Error readSection ( WasmSection &  Section, WasmObjectFile::ReadContext &  Ctx, WasmSectionOrderChecker &  Checker  )

static

Definition at line 255 of file WasmObjectFile.cpp.

References llvm::dbgs(), LLVM_DEBUG, llvm::object::parse_failed, readString(), readUint8(), readVaruint32(), llvm::ARMBuildAttrs::Section, llvm::Check::Size, llvm::Error::success(), llvm::to_string(), and llvm::wasm::WASM_SEC_CUSTOM.

readString()

static StringRef readString ( WasmObjectFile::ReadContext &  Ctx )

static

Definition at line 112 of file WasmObjectFile.cpp.

References readULEB128(), llvm::report_fatal_error(), and llvm::MCID::Return.

Referenced by readSection().

readTableType()

static wasm::WasmTableType readTableType ( WasmObjectFile::ReadContext &  Ctx )

static

Definition at line 248 of file WasmObjectFile.cpp.

References llvm::wasm::WasmTableType::ElemType, llvm::wasm::WasmTableType::Limits, readLimits(), and readUint8().

readUint32()

static uint32_t readUint32 ( WasmObjectFile::ReadContext &  Ctx )

static

Definition at line 76 of file WasmObjectFile.cpp.

References llvm::support::endian::read32le(), and llvm::report_fatal_error().

readUint8()

static uint8_t readUint8 ( WasmObjectFile::ReadContext &  Ctx )

static

Definition at line 70 of file WasmObjectFile.cpp.

References llvm::report_fatal_error().

Referenced by readOpcode(), readSection(), and readTableType().

readULEB128()

static uint64_t readULEB128 ( WasmObjectFile::ReadContext &  Ctx )

static

Definition at line 102 of file WasmObjectFile.cpp.

References llvm::decodeULEB128(), and llvm::report_fatal_error().

Referenced by readString(), readVaruint32(), and readVaruint64().

readVarint32()

static int32_t readVarint32 ( WasmObjectFile::ReadContext &  Ctx )

static

Definition at line 139 of file WasmObjectFile.cpp.

References readLEB128(), and llvm::report_fatal_error().

readVarint64()

static int64_t readVarint64 ( WasmObjectFile::ReadContext &  Ctx )

static

Definition at line 153 of file WasmObjectFile.cpp.

References readLEB128().

readVaruint1()

static uint8_t readVaruint1 ( WasmObjectFile::ReadContext &  Ctx )

static

Definition at line 132 of file WasmObjectFile.cpp.

References readLEB128(), llvm::report_fatal_error(), and VARUINT1_MAX.

readVaruint32()

static uint32_t readVaruint32 ( WasmObjectFile::ReadContext &  Ctx )

static

Definition at line 146 of file WasmObjectFile.cpp.

References readULEB128(), and llvm::report_fatal_error().

Referenced by readLimits(), and readSection().

readVaruint64()

static uint64_t readVaruint64 ( WasmObjectFile::ReadContext &  Ctx )

static

Definition at line 157 of file WasmObjectFile.cpp.

References readULEB128().

Referenced by readLimits().