Files
sdk/runtime/vm/compiler/assembler/disassembler_kbc.h
T
Tony 57b27a7b44 Refactor Dart runtime to replace DART_DYNAMIC_MODULES with DART_BYTECODE_INTERPRETER
- Updated conditional compilation flags throughout the runtime codebase to transition from DART_DYNAMIC_MODULES to DART_BYTECODE_INTERPRETER.
- Adjusted logic in various files including object_graph_copy.cc, object_reload.cc, profiler.cc, and others to ensure compatibility with the new interpreter model.
- Ensured that all references to dynamic modules are replaced with bytecode interpreter checks, maintaining functionality for interpreted code execution.
- Modified stack frame handling and service-related code to align with the new interpreter architecture.
- Updated tests and service implementations to reflect the changes in the runtime environment.

Signed-off-by: Tony <tonylu@tony-cloud.com>
2026-06-25 01:58:41 +08:00

120 lines
4.0 KiB
C++

// Copyright (c) 2024, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
#ifndef RUNTIME_VM_COMPILER_ASSEMBLER_DISASSEMBLER_KBC_H_
#define RUNTIME_VM_COMPILER_ASSEMBLER_DISASSEMBLER_KBC_H_
#include "vm/globals.h"
#if defined(DART_BYTECODE_INTERPRETER)
#include "vm/compiler/assembler/disassembler.h"
namespace dart {
// Disassemble instructions.
class KernelBytecodeDisassembler : public AllStatic {
public:
// Disassemble instructions between start and end.
// (The assumption is that start is at a valid instruction).
// Return true if all instructions were successfully decoded, false otherwise.
static void Disassemble(uword start,
uword end,
uword base,
DisassemblyFormatter* formatter,
const Bytecode& bytecode);
static void Disassemble(uword start,
uword end,
uword base,
DisassemblyFormatter* formatter) {
Disassemble(start, end, base, formatter, Bytecode::Handle());
}
static void Disassemble(uword start,
uword end,
DisassemblyFormatter* formatter,
const Bytecode& bytecode) {
ASSERT(!bytecode.IsNull());
Disassemble(
start, end,
bytecode.ContainsInstructionAt(start) ? bytecode.PayloadStart() : start,
formatter, bytecode);
}
static void Disassemble(uword start, uword end, const Bytecode& bytecode) {
ASSERT(!bytecode.IsNull());
#if !defined(PRODUCT)
DisassembleToStdout stdout_formatter;
LogBlock lb;
Disassemble(start, end, &stdout_formatter, bytecode);
#else
UNREACHABLE();
#endif
}
static void Disassemble(uword start, uword end, uword base) {
#if !defined(PRODUCT)
DisassembleToStdout stdout_formatter;
LogBlock lb;
Disassemble(start, end, base, &stdout_formatter);
#else
UNREACHABLE();
#endif
}
static void Disassemble(uword start, uword end) {
Disassemble(start, end, start);
}
static void Disassemble(uword start,
uword end,
char* buffer,
uintptr_t buffer_size) {
#if !defined(PRODUCT)
DisassembleToMemory memory_formatter(buffer, buffer_size);
LogBlock lb;
Disassemble(start, end, start, &memory_formatter);
#else
UNREACHABLE();
#endif
}
// Decodes one instruction.
// Writes a hexadecimal representation into the hex_buffer and a
// human-readable representation into the human_buffer.
// Writes the length of the decoded instruction in bytes in out_instr_len.
static void DecodeInstruction(char* hex_buffer,
intptr_t hex_size,
char* human_buffer,
intptr_t human_size,
int* out_instr_len,
const Bytecode& bytecode,
Object** object,
uword pc,
uword base);
static void Disassemble(const Function& function);
static void PrintSourcePositions(Zone* zone,
BaseTextBuffer* buffer,
uword base,
const Bytecode& bytecode,
const Script& script);
static void PrintLocalVariablesInfo(Zone* zone,
BaseTextBuffer* buffer,
const Bytecode& bytecode,
uword base);
private:
static const int kHexadecimalBufferSize = 32;
static const int kUserReadableBufferSize = 256;
};
} // namespace dart
#endif // defined(DART_BYTECODE_INTERPRETER)
#endif // RUNTIME_VM_COMPILER_ASSEMBLER_DISASSEMBLER_KBC_H_