upload android base code part3
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android/art/compiler/optimizing/optimizing_compiler_stats.h
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android/art/compiler/optimizing/optimizing_compiler_stats.h
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/*
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* Copyright (C) 2014 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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#ifndef ART_COMPILER_OPTIMIZING_OPTIMIZING_COMPILER_STATS_H_
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#define ART_COMPILER_OPTIMIZING_OPTIMIZING_COMPILER_STATS_H_
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#include <atomic>
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#include <iomanip>
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#include <string>
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#include <type_traits>
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#include "atomic.h"
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namespace art {
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enum MethodCompilationStat {
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kAttemptCompilation = 0,
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kCHAInline,
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kCompiled,
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kInlinedInvoke,
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kReplacedInvokeWithSimplePattern,
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kInstructionSimplifications,
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kInstructionSimplificationsArch,
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kUnresolvedMethod,
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kUnresolvedField,
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kUnresolvedFieldNotAFastAccess,
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kRemovedCheckedCast,
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kRemovedDeadInstruction,
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kRemovedNullCheck,
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kNotCompiledSkipped,
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kNotCompiledInvalidBytecode,
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kNotCompiledThrowCatchLoop,
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kNotCompiledAmbiguousArrayOp,
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kNotCompiledHugeMethod,
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kNotCompiledLargeMethodNoBranches,
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kNotCompiledMalformedOpcode,
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kNotCompiledNoCodegen,
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kNotCompiledPathological,
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kNotCompiledSpaceFilter,
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kNotCompiledUnhandledInstruction,
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kNotCompiledUnsupportedIsa,
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kNotCompiledVerificationError,
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kNotCompiledVerifyAtRuntime,
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kInlinedMonomorphicCall,
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kInlinedPolymorphicCall,
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kMonomorphicCall,
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kPolymorphicCall,
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kMegamorphicCall,
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kBooleanSimplified,
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kIntrinsicRecognized,
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kLoopInvariantMoved,
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kSelectGenerated,
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kRemovedInstanceOf,
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kInlinedInvokeVirtualOrInterface,
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kImplicitNullCheckGenerated,
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kExplicitNullCheckGenerated,
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kSimplifyIf,
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kInstructionSunk,
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kNotInlinedUnresolvedEntrypoint,
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kNotInlinedDexCache,
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kNotInlinedStackMaps,
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kNotInlinedEnvironmentBudget,
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kNotInlinedInstructionBudget,
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kNotInlinedLoopWithoutExit,
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kNotInlinedIrreducibleLoop,
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kNotInlinedAlwaysThrows,
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kNotInlinedInfiniteLoop,
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kNotInlinedTryCatch,
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kNotInlinedRegisterAllocator,
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kNotInlinedCannotBuild,
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kNotInlinedNotVerified,
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kNotInlinedCodeItem,
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kNotInlinedWont,
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kNotInlinedRecursiveBudget,
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kNotInlinedProxy,
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kLastStat
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};
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class OptimizingCompilerStats {
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public:
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OptimizingCompilerStats() {
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// The std::atomic<> default constructor leaves values uninitialized, so initialize them now.
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Reset();
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}
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void RecordStat(MethodCompilationStat stat, uint32_t count = 1) {
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compile_stats_[stat] += count;
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}
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void Log() const {
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if (!kIsDebugBuild && !VLOG_IS_ON(compiler)) {
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// Log only in debug builds or if the compiler is verbose.
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return;
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}
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if (compile_stats_[kAttemptCompilation] == 0) {
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LOG(INFO) << "Did not compile any method.";
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} else {
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float compiled_percent =
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compile_stats_[kCompiled] * 100.0f / compile_stats_[kAttemptCompilation];
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LOG(INFO) << "Attempted compilation of " << compile_stats_[kAttemptCompilation]
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<< " methods: " << std::fixed << std::setprecision(2)
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<< compiled_percent << "% (" << compile_stats_[kCompiled] << ") compiled.";
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for (size_t i = 0; i < kLastStat; i++) {
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if (compile_stats_[i] != 0) {
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LOG(INFO) << PrintMethodCompilationStat(static_cast<MethodCompilationStat>(i)) << ": "
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<< compile_stats_[i];
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}
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}
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}
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}
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void AddTo(OptimizingCompilerStats* other_stats) {
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for (size_t i = 0; i != kLastStat; ++i) {
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uint32_t count = compile_stats_[i];
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if (count != 0) {
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other_stats->RecordStat(static_cast<MethodCompilationStat>(i), count);
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}
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}
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}
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void Reset() {
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for (size_t i = 0; i != kLastStat; ++i) {
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compile_stats_[i] = 0u;
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}
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}
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private:
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std::string PrintMethodCompilationStat(MethodCompilationStat stat) const {
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std::string name;
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switch (stat) {
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case kAttemptCompilation : name = "AttemptCompilation"; break;
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case kCHAInline : name = "CHAInline"; break;
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case kCompiled : name = "Compiled"; break;
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case kInlinedInvoke : name = "InlinedInvoke"; break;
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case kReplacedInvokeWithSimplePattern: name = "ReplacedInvokeWithSimplePattern"; break;
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case kInstructionSimplifications: name = "InstructionSimplifications"; break;
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case kInstructionSimplificationsArch: name = "InstructionSimplificationsArch"; break;
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case kUnresolvedMethod : name = "UnresolvedMethod"; break;
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case kUnresolvedField : name = "UnresolvedField"; break;
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case kUnresolvedFieldNotAFastAccess : name = "UnresolvedFieldNotAFastAccess"; break;
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case kRemovedCheckedCast: name = "RemovedCheckedCast"; break;
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case kRemovedDeadInstruction: name = "RemovedDeadInstruction"; break;
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case kRemovedNullCheck: name = "RemovedNullCheck"; break;
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case kNotCompiledSkipped: name = "NotCompiledSkipped"; break;
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case kNotCompiledInvalidBytecode: name = "NotCompiledInvalidBytecode"; break;
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case kNotCompiledThrowCatchLoop : name = "NotCompiledThrowCatchLoop"; break;
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case kNotCompiledAmbiguousArrayOp : name = "NotCompiledAmbiguousArrayOp"; break;
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case kNotCompiledHugeMethod : name = "NotCompiledHugeMethod"; break;
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case kNotCompiledLargeMethodNoBranches : name = "NotCompiledLargeMethodNoBranches"; break;
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case kNotCompiledMalformedOpcode : name = "NotCompiledMalformedOpcode"; break;
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case kNotCompiledNoCodegen : name = "NotCompiledNoCodegen"; break;
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case kNotCompiledPathological : name = "NotCompiledPathological"; break;
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case kNotCompiledSpaceFilter : name = "NotCompiledSpaceFilter"; break;
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case kNotCompiledUnhandledInstruction : name = "NotCompiledUnhandledInstruction"; break;
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case kNotCompiledUnsupportedIsa : name = "NotCompiledUnsupportedIsa"; break;
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case kNotCompiledVerificationError : name = "NotCompiledVerificationError"; break;
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case kNotCompiledVerifyAtRuntime : name = "NotCompiledVerifyAtRuntime"; break;
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case kInlinedMonomorphicCall: name = "InlinedMonomorphicCall"; break;
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case kInlinedPolymorphicCall: name = "InlinedPolymorphicCall"; break;
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case kMonomorphicCall: name = "MonomorphicCall"; break;
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case kPolymorphicCall: name = "PolymorphicCall"; break;
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case kMegamorphicCall: name = "MegamorphicCall"; break;
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case kBooleanSimplified : name = "BooleanSimplified"; break;
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case kIntrinsicRecognized : name = "IntrinsicRecognized"; break;
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case kLoopInvariantMoved : name = "LoopInvariantMoved"; break;
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case kSelectGenerated : name = "SelectGenerated"; break;
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case kRemovedInstanceOf: name = "RemovedInstanceOf"; break;
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case kInlinedInvokeVirtualOrInterface: name = "InlinedInvokeVirtualOrInterface"; break;
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case kImplicitNullCheckGenerated: name = "ImplicitNullCheckGenerated"; break;
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case kExplicitNullCheckGenerated: name = "ExplicitNullCheckGenerated"; break;
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case kSimplifyIf: name = "SimplifyIf"; break;
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case kInstructionSunk: name = "InstructionSunk"; break;
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case kNotInlinedUnresolvedEntrypoint: name = "NotInlinedUnresolvedEntrypoint"; break;
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case kNotInlinedDexCache: name = "NotInlinedDexCache"; break;
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case kNotInlinedStackMaps: name = "NotInlinedStackMaps"; break;
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case kNotInlinedEnvironmentBudget: name = "NotInlinedEnvironmentBudget"; break;
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case kNotInlinedInstructionBudget: name = "NotInlinedInstructionBudget"; break;
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case kNotInlinedLoopWithoutExit: name = "NotInlinedLoopWithoutExit"; break;
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case kNotInlinedIrreducibleLoop: name = "NotInlinedIrreducibleLoop"; break;
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case kNotInlinedAlwaysThrows: name = "NotInlinedAlwaysThrows"; break;
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case kNotInlinedInfiniteLoop: name = "NotInlinedInfiniteLoop"; break;
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case kNotInlinedTryCatch: name = "NotInlinedTryCatch"; break;
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case kNotInlinedRegisterAllocator: name = "NotInlinedRegisterAllocator"; break;
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case kNotInlinedCannotBuild: name = "NotInlinedCannotBuild"; break;
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case kNotInlinedNotVerified: name = "NotInlinedNotVerified"; break;
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case kNotInlinedCodeItem: name = "NotInlinedCodeItem"; break;
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case kNotInlinedWont: name = "NotInlinedWont"; break;
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case kNotInlinedRecursiveBudget: name = "NotInlinedRecursiveBudget"; break;
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case kNotInlinedProxy: name = "NotInlinedProxy"; break;
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case kLastStat:
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LOG(FATAL) << "invalid stat "
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<< static_cast<std::underlying_type<MethodCompilationStat>::type>(stat);
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UNREACHABLE();
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}
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return "OptStat#" + name;
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}
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std::atomic<uint32_t> compile_stats_[kLastStat];
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DISALLOW_COPY_AND_ASSIGN(OptimizingCompilerStats);
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};
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} // namespace art
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#endif // ART_COMPILER_OPTIMIZING_OPTIMIZING_COMPILER_STATS_H_
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