1// Copyright (c) 2018, the Dart project authors. Please see the AUTHORS file
2// for details. All rights reserved. Use of this source code is governed by a
3// BSD-style license that can be found in the LICENSE file.
4
5#include "vm/globals.h"
6#if !defined(DART_PRECOMPILED_RUNTIME)
7
8#include "vm/code_patcher.h"
9
10#include "vm/instructions_kbc.h"
11#include "vm/native_entry.h"
12
13namespace dart {
14
15void KBCPatcher::PatchNativeCallAt(uword return_address,
16 const Bytecode& bytecode,
17 NativeFunction function,
18 NativeFunctionWrapper trampoline) {
19 ASSERT(bytecode.ContainsInstructionAt(return_address));
20 NativeEntryData native_entry_data(TypedData::Handle(
21 KBCNativeCallPattern::GetNativeEntryDataAt(return_address, bytecode)));
22 native_entry_data.set_trampoline(trampoline);
23 native_entry_data.set_native_function(function);
24}
25
26NativeFunctionWrapper KBCPatcher::GetNativeCallAt(uword return_address,
27 const Bytecode& bytecode,
28 NativeFunction* function) {
29 ASSERT(bytecode.ContainsInstructionAt(return_address));
30 NativeEntryData native_entry_data(TypedData::Handle(
31 KBCNativeCallPattern::GetNativeEntryDataAt(return_address, bytecode)));
32 *function = native_entry_data.native_function();
33 return native_entry_data.trampoline();
34}
35
36} // namespace dart
37
38#endif // !defined(DART_PRECOMPILED_RUNTIME)
39