chromium/v8/src/objects/instruction-stream.cc

// Copyright 2023 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "src/objects/instruction-stream.h"

#include "src/builtins/builtins-inl.h"
#include "src/codegen/assembler-inl.h"
#include "src/codegen/flush-instruction-cache.h"
#include "src/codegen/reloc-info-inl.h"
#include "src/codegen/reloc-info.h"
#include "src/objects/instruction-stream-inl.h"

namespace v8 {
namespace internal {

void InstructionStream::Relocate(WritableJitAllocation& jit_allocation,
                                 intptr_t delta) { … }

// This function performs the relocations but doesn't trigger any write barriers
// yet. We skip the write barriers here with UNSAFE_SKIP_WRITE_BARRIER but the
// caller needs to call RelocateFromDescWriteBarriers afterwards.
InstructionStream::WriteBarrierPromise InstructionStream::RelocateFromDesc(
    WritableJitAllocation& jit_allocation, Heap* heap, const CodeDesc& desc,
    Address constant_pool, const DisallowGarbageCollection& no_gc) { … }

void InstructionStream::RelocateFromDescWriteBarriers(
    Heap* heap, const CodeDesc& desc, Address constant_pool,
    WriteBarrierPromise& write_barrier_promise,
    const DisallowGarbageCollection& no_gc) { … }

#ifdef DEBUG
void InstructionStream::WriteBarrierPromise::RegisterAddress(Address address) { … }

void InstructionStream::WriteBarrierPromise::ResolveAddress(Address address) { … }
InstructionStream::WriteBarrierPromise::~WriteBarrierPromise() { … }
#endif

}  // namespace internal
}  // namespace v8