static constexpr uint32_t kAccJavaFlagsMask = 0xffff; // bits set from Java sources (low 16)
static constexpr uint32_t kAccConstructor = 0x00010000; // method (dex only) <(cl)init> static constexpr uint32_t kAccDeclaredSynchronized = 0x00020000; // method (dex only) static constexpr uint32_t kAccClassIsProxy = 0x00040000; // class (dex only) // Set to indicate that the ArtMethod is obsolete and has a different DexCache + DexFile from its // declaring class. This flag may only be applied to methods. static constexpr uint32_t kAccObsoleteMethod = 0x00040000; // method (runtime) // Used by a method to denote that its execution does not need to go through slow path interpreter. static constexpr uint32_t kAccSkipAccessChecks = 0x00080000; // method (runtime, not native) static constexpr uint32_t kAccSkipHiddenapiChecks = 0x00100000; // class (runtime) // Used by a class to denote that this class and any objects with this as a // declaring-class/super-class are to be considered obsolete, meaning they should not be used by. static constexpr uint32_t kAccObsoleteObject = 0x00200000; // class (runtime) // Set during boot image compilation to indicate that the class is // not initialized at compile time and not in the list of preloaded classes. static constexpr uint32_t kAccInBootImageAndNotInPreloadedClasses = 0x00400000; // class (runtime) // Set after verification if at least one of the class's method has unresolved // type checks failures. static constexpr uint32_t kAccHasTypeChecksFailure = 0x00800000; // class (runtime) // We do not reject classes with duplicate methods in their definition. To // simplify method lookup, we flag such classes. static constexpr uint32_t kAccHasDuplicateMethods = 0x01000000; // class (runtime) // This is set by the class linker during LinkInterfaceMethods. It is used by a method // to represent that it was copied from its declaring class into another class. // We need copies of the original method because the method may end up in different // places in classes vtables, and the vtable index is set in ArtMethod.method_index. // // Default methods copied to a sub-interface or a concrete class shall have this bit set. // Default conflict methods shall be marked as copied, abstract and default. // Miranda methods shall be marked as copied and abstract but not default. // // We do not have intrinsics for any default methods and therefore intrinsics are never // copied. We can therefore use a flag from the intrinsic flags range. static constexpr uint32_t kAccCopied = 0x01000000; // method (runtime) static constexpr uint32_t kAccDefault = 0x00400000; // method (runtime) // Native method flags are set when linking the methods based on the presence of the // @dalvik.annotation.optimization.{Fast,Critical}Native annotations with build visibility. // Reuse the values of kAccSkipAccessChecks and kAccNterpEntryPointFastPathFlag which are not used // for native methods. static constexpr uint32_t kAccFastNative = 0x00080000; // method (runtime; native only) static constexpr uint32_t kAccCriticalNative = 0x00100000; // method (runtime; native only)
// Set by the JIT when clearing profiling infos to denote that a method was previously warm. static constexpr uint32_t kAccPreviouslyWarm = 0x00800000; // method (runtime)
// Set by the verifier for a method we do not want the compiler to compile. static constexpr uint32_t kAccCompileDontBother = 0x02000000; // method (runtime)
// Used in conjunction with kAccCompileDontBother to mark the method as pre compiled // by the JIT compiler. We are reusing the value of the kAccPreviouslyWarm flag which // is meaningless for other methods with kAccCompileDontBother as we do not collect // samples for such methods. static constexpr uint32_t kAccPreCompiled = 0x00800000; // method (runtime)
static_assert(kAccPreCompiled == kAccPreviouslyWarm);
// Set by the verifier for a method that could not be verified to follow structured locking. static constexpr uint32_t kAccMustCountLocks = 0x04000000; // method (runtime)
// Set by the class linker for a method that has only one implementation for a // virtual call. static constexpr uint32_t kAccSingleImplementation = 0x08000000; // method (runtime)
// Whether nterp can take a fast path when entering this method (runtime; non-native) static constexpr uint32_t kAccNterpEntryPointFastPathFlag = 0x00100000; // Set by the class linker to mark that a method does not have floating points // or longs in its shorty. On RISC-V 64, a method that has only reference args. static constexpr uint32_t kAccNterpInvokeFastPathFlag = 0x00200000; // method (runtime)
// For methods which we'd like to share memory between zygote and apps. // Uses an intrinsic bit but that's OK as intrinsics are always in the boot image. static constexpr uint32_t kAccMemorySharedMethod = 0x40000000;
// Set by the compiler driver when compiling boot classes with intrinsic methods. static constexpr uint32_t kAccIntrinsic = 0x80000000; // method (runtime) // Whether this field's value can be modified only once. static constexpr uint32_t kAccMonotonic = 0x80000000; // field (runtime)
// Special runtime-only flags. // Interface and all its super-interfaces with default methods have been recursively initialized. static constexpr uint32_t kAccRecursivelyInitialized = 0x20000000; // Interface declares some default method. static constexpr uint32_t kAccHasDefaultMethod = 0x40000000; // class/ancestor overrides finalize() static constexpr uint32_t kAccClassIsFinalizable = 0x80000000;
// Continuous sequence of bits used to hold the ordinal of an intrinsic method. Flags // which overlap are not valid when kAccIntrinsic is set. static constexpr uint32_t kAccIntrinsicBits = kAccHiddenapiBits |
kAccSingleImplementation | kAccMustCountLocks | kAccCompileDontBother | kAccCopied |
kAccPreviouslyWarm | kAccMemorySharedMethod | kAccDefault;
// Valid (meaningful) bits for a class (not interface). // Note 1. These are positive bits. Other bits may have to be zero. // Note 2. Inner classes can expose more access flags to Java programs. That is handled by libcore. static constexpr uint32_t kAccValidClassFlags = kAccPublic | kAccFinal | kAccSuper |
kAccAbstract | kAccSynthetic | kAccEnum;
// Valid (meaningful) bits for an interface. // Note 1. Annotations are interfaces. // Note 2. These are positive bits. Other bits may have to be zero. // Note 3. Inner classes can expose more access flags to Java programs. That is handled by libcore. static constexpr uint32_t kAccValidInterfaceFlags = kAccPublic | kAccInterface |
kAccAbstract | kAccSynthetic | kAccAnnotation;
// Returns a human-readable version of the Java part of the access flags, e.g., "private static " // (note the trailing whitespace).
std::string PrettyJavaAccessFlags(uint32_t access_flags);
} // namespace art
#endif// ART_LIBDEXFILE_DEX_MODIFIERS_H_
Messung V0.5 in Prozent
[zur Elbe Produktseite wechseln0.4QuellennavigatorsAnalyse erneut starten2026-06-29]
