aosp12/art/runtime/oat_file-inl.h

104 lines
3.3 KiB
C++

/*
* Copyright (C) 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ART_RUNTIME_OAT_FILE_INL_H_
#define ART_RUNTIME_OAT_FILE_INL_H_
#include "oat_file.h"
#include "base/utils.h"
#include "oat_quick_method_header.h"
namespace art {
inline const OatQuickMethodHeader* OatFile::OatMethod::GetOatQuickMethodHeader() const {
const void* code = EntryPointToCodePointer(GetOatPointer<const void*>(code_offset_));
if (code == nullptr) {
return nullptr;
}
// Return a pointer to the packed struct before the code.
return reinterpret_cast<const OatQuickMethodHeader*>(code) - 1;
}
inline uint32_t OatFile::OatMethod::GetOatQuickMethodHeaderOffset() const {
const OatQuickMethodHeader* method_header = GetOatQuickMethodHeader();
if (method_header == nullptr) {
return 0u;
}
return reinterpret_cast<const uint8_t*>(method_header) - begin_;
}
inline size_t OatFile::OatMethod::GetFrameSizeInBytes() const {
const void* code = EntryPointToCodePointer(GetQuickCode());
if (code == nullptr) {
return 0u;
}
return reinterpret_cast<const OatQuickMethodHeader*>(code)[-1].GetFrameInfo().FrameSizeInBytes();
}
inline uint32_t OatFile::OatMethod::GetCoreSpillMask() const {
const void* code = EntryPointToCodePointer(GetQuickCode());
if (code == nullptr) {
return 0u;
}
return reinterpret_cast<const OatQuickMethodHeader*>(code)[-1].GetFrameInfo().CoreSpillMask();
}
inline uint32_t OatFile::OatMethod::GetFpSpillMask() const {
const void* code = EntryPointToCodePointer(GetQuickCode());
if (code == nullptr) {
return 0u;
}
return reinterpret_cast<const OatQuickMethodHeader*>(code)[-1].GetFrameInfo().FpSpillMask();
}
inline uint32_t OatFile::OatMethod::GetVmapTableOffset() const {
const uint8_t* vmap_table = GetVmapTable();
return static_cast<uint32_t>(vmap_table != nullptr ? vmap_table - begin_ : 0u);
}
inline const uint8_t* OatFile::OatMethod::GetVmapTable() const {
const void* code = EntryPointToCodePointer(GetOatPointer<const void*>(code_offset_));
if (code == nullptr) {
return nullptr;
}
uint32_t offset = reinterpret_cast<const OatQuickMethodHeader*>(code)[-1].GetCodeInfoOffset();
if (UNLIKELY(offset == 0u)) {
return nullptr;
}
return reinterpret_cast<const uint8_t*>(code) - offset;
}
inline uint32_t OatFile::OatMethod::GetQuickCodeSize() const {
const void* code = EntryPointToCodePointer(GetOatPointer<const void*>(code_offset_));
if (code == nullptr) {
return 0u;
}
return reinterpret_cast<const OatQuickMethodHeader*>(code)[-1].GetCodeSize();
}
inline uint32_t OatFile::OatMethod::GetCodeOffset() const {
return (GetQuickCodeSize() == 0) ? 0 : code_offset_;
}
inline const void* OatFile::OatMethod::GetQuickCode() const {
return GetOatPointer<const void*>(GetCodeOffset());
}
} // namespace art
#endif // ART_RUNTIME_OAT_FILE_INL_H_