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75 lines
2.0 KiB
75 lines
2.0 KiB
/*
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* Copyright (C) 2011 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "runtime_debug.h"
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#include <vector>
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#include "globals.h"
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namespace art {
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// We test here that the runtime-debug-checks are actually a no-op constexpr false in release
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// builds, as we can't check that in gtests (which are always debug).
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#ifdef NDEBUG
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namespace {
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DECLARE_RUNTIME_DEBUG_FLAG(kTestForConstexpr);
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static_assert(!kTestForConstexpr, "Issue with DECLARE_RUNTIME_DEBUG_FLAG in NDEBUG.");
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}
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#endif
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// Implementation of runtime debug flags. This should be compile-time optimized away in release
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// builds.
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namespace {
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bool gSlowEnabled = false; // Default for slow flags is "off."
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// Use a function with a static to ensure our vector storage doesn't have initialization order
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// issues.
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std::vector<bool*>& GetFlagPtrs() {
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static std::vector<bool*> g_flag_ptrs;
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return g_flag_ptrs;
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}
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bool RegisterRuntimeDebugFlagImpl(bool* flag_ptr) {
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GetFlagPtrs().push_back(flag_ptr);
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return gSlowEnabled;
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}
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void SetRuntimeDebugFlagsEnabledImpl(bool enabled) {
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gSlowEnabled = enabled;
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for (bool* flag_ptr : GetFlagPtrs()) {
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*flag_ptr = enabled;
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}
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}
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} // namespace
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bool RegisterRuntimeDebugFlag(bool* flag_ptr) {
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if (kIsDebugBuild) {
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return RegisterRuntimeDebugFlagImpl(flag_ptr);
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}
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return false;
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}
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void SetRuntimeDebugFlagsEnabled(bool enabled) {
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if (kIsDebugBuild) {
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SetRuntimeDebugFlagsEnabledImpl(enabled);
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}
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}
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} // namespace art
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