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/*
* Copyright (C) 2012 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_ENTRYPOINTS_QUICK_CALLEE_SAVE_FRAME_H_
#define ART_RUNTIME_ENTRYPOINTS_QUICK_CALLEE_SAVE_FRAME_H_
#include "arch/instruction_set.h"
#include "base/callee_save_type.h"
#include "base/enums.h"
#include "base/locks.h"
#include "quick/quick_method_frame_info.h"
#include "thread-inl.h"
// Specific frame size code is in architecture-specific files. We include this to compile-time
// specialize the code.
#include "arch/arm/callee_save_frame_arm.h"
#include "arch/arm64/callee_save_frame_arm64.h"
#include "arch/mips/callee_save_frame_mips.h"
#include "arch/mips64/callee_save_frame_mips64.h"
#include "arch/x86/callee_save_frame_x86.h"
#include "arch/x86_64/callee_save_frame_x86_64.h"
namespace art {
class ArtMethod;
class ScopedQuickEntrypointChecks {
public:
explicit ScopedQuickEntrypointChecks(Thread *self,
bool entry_check = kIsDebugBuild,
bool exit_check = kIsDebugBuild)
REQUIRES_SHARED(Locks::mutator_lock_) : self_(self), exit_check_(exit_check) {
if (entry_check) {
TestsOnEntry();
}
}
~ScopedQuickEntrypointChecks() REQUIRES_SHARED(Locks::mutator_lock_) {
if (exit_check_) {
TestsOnExit();
}
}
private:
void TestsOnEntry() REQUIRES_SHARED(Locks::mutator_lock_) {
Locks::mutator_lock_->AssertSharedHeld(self_);
self_->VerifyStack();
}
void TestsOnExit() REQUIRES_SHARED(Locks::mutator_lock_) {
Locks::mutator_lock_->AssertSharedHeld(self_);
self_->VerifyStack();
}
Thread* const self_;
bool exit_check_;
};
namespace detail {
template <InstructionSet>
struct CSFSelector; // No definition for unspecialized callee save frame selector.
// Note: kThumb2 is never the kRuntimeISA.
template <>
struct CSFSelector<InstructionSet::kArm> { using type = arm::ArmCalleeSaveFrame; };
template <>
struct CSFSelector<InstructionSet::kArm64> { using type = arm64::Arm64CalleeSaveFrame; };
template <>
struct CSFSelector<InstructionSet::kMips> { using type = mips::MipsCalleeSaveFrame; };
template <>
struct CSFSelector<InstructionSet::kMips64> { using type = mips64::Mips64CalleeSaveFrame; };
template <>
struct CSFSelector<InstructionSet::kX86> { using type = x86::X86CalleeSaveFrame; };
template <>
struct CSFSelector<InstructionSet::kX86_64> { using type = x86_64::X86_64CalleeSaveFrame; };
} // namespace detail
using RuntimeCalleeSaveFrame = detail::CSFSelector<kRuntimeISA>::type;
} // namespace art
#endif // ART_RUNTIME_ENTRYPOINTS_QUICK_CALLEE_SAVE_FRAME_H_