#include "InterpreterModule.h"
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#include "Interpreter.h"
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#include <unordered_map>
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#include "vm/GlobalMetadata.h"
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#include "vm/MetadataCache.h"
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#include "vm/MetadataLock.h"
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#include "vm/Class.h"
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#include "vm/Object.h"
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#include "vm/Method.h"
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#include "../metadata/MetadataModule.h"
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#include "../metadata/MetadataUtil.h"
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#include "../metadata/InterpreterImage.h"
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#include "../transform/Transform.h"
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#include "MethodBridge.h"
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#include "InterpreterUtil.h"
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namespace hybridclr
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{
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namespace interpreter
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{
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il2cpp::os::ThreadLocalValue InterpreterModule::s_machineState;
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static Il2CppHashMap<const char*, Managed2NativeCallMethod, CStringHash, CStringEqualTo> g_managed2natives;
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static Il2CppHashMap<const char*, Il2CppMethodPointer, CStringHash, CStringEqualTo> g_native2manageds;
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static Il2CppHashMap<const char*, Il2CppMethodPointer, CStringHash, CStringEqualTo> g_adjustThunks;
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static Il2CppHashMap<const char*, const char*, CStringHash, CStringEqualTo> g_fullName2signature;
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MachineState& InterpreterModule::GetCurrentThreadMachineState()
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{
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MachineState* state = nullptr;
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s_machineState.GetValue((void**)&state);
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if (!state)
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{
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state = new MachineState();
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s_machineState.SetValue(state);
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}
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return *state;
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}
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void InterpreterModule::FreeThreadLocalMachineState()
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{
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MachineState* state = nullptr;
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s_machineState.GetValue((void**)&state);
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if (state)
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{
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delete state;
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s_machineState.SetValue(nullptr);
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}
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}
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void InterpreterModule::Initialize()
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{
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for (size_t i = 0; ; i++)
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{
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Managed2NativeMethodInfo& method = g_managed2nativeStub[i];
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if (!method.signature)
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{
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break;
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}
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g_managed2natives.insert({ method.signature, method.method });
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}
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for (size_t i = 0; ; i++)
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{
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Native2ManagedMethodInfo& method = g_native2managedStub[i];
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if (!method.signature)
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{
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break;
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}
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g_native2manageds.insert({ method.signature, method.method });
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}
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for (size_t i = 0; ; i++)
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{
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NativeAdjustThunkMethodInfo& method = g_adjustThunkStub[i];
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if (!method.signature)
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{
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break;
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}
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g_adjustThunks.insert({ method.signature, method.method });
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}
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for (size_t i = 0 ; ; i++)
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{
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FullName2Signature& nameSig = g_fullName2SignatureStub[i];
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if (!nameSig.fullName)
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{
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break;
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}
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g_fullName2signature.insert({ nameSig.fullName, nameSig.signature });
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}
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}
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void InterpreterModule::NotSupportNative2Managed()
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{
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il2cpp::vm::Exception::Raise(il2cpp::vm::Exception::GetExecutionEngineException("NotSupportNative2Managed"));
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}
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void InterpreterModule::NotSupportAdjustorThunk()
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{
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il2cpp::vm::Exception::Raise(il2cpp::vm::Exception::GetExecutionEngineException("NotSupportAdjustorThunk"));
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}
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const char* InterpreterModule::GetValueTypeSignature(const char* fullName)
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{
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auto it = g_fullName2signature.find(fullName);
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return it != g_fullName2signature.end() ? it->second : "$";
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}
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static void* NotSupportInvoke(Il2CppMethodPointer, const MethodInfo* method, void*, void**)
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{
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char sigName[1000];
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ComputeSignature(method, true, sigName, sizeof(sigName) - 1);
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TEMP_FORMAT(errMsg, "Invoke method missing. sinature:%s %s.%s::%s", sigName, method->klass->namespaze, method->klass->name, method->name);
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il2cpp::vm::Exception::Raise(il2cpp::vm::Exception::GetExecutionEngineException(errMsg));
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return nullptr;
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}
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template<typename T>
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const Managed2NativeCallMethod GetManaged2NativeMethod(const T* method, bool forceStatic)
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{
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char sigName[1000];
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ComputeSignature(method, !forceStatic, sigName, sizeof(sigName) - 1);
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auto it = g_managed2natives.find(sigName);
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return it != g_managed2natives.end() ? it->second : nullptr;
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}
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template<typename T>
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const Il2CppMethodPointer GetNative2ManagedMethod(const T* method, bool forceStatic)
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{
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char sigName[1000];
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ComputeSignature(method, !forceStatic, sigName, sizeof(sigName) - 1);
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auto it = g_native2manageds.find(sigName);
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return it != g_native2manageds.end() ? it->second : InterpreterModule::NotSupportNative2Managed;
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}
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template<typename T>
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const Il2CppMethodPointer GetNativeAdjustMethodMethod(const T* method, bool forceStatic)
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{
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char sigName[1000];
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ComputeSignature(method, !forceStatic, sigName, sizeof(sigName) - 1);
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auto it = g_adjustThunks.find(sigName);
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return it != g_adjustThunks.end() ? it->second : InterpreterModule::NotSupportAdjustorThunk;
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}
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static void RaiseMethodNotSupportException(const MethodInfo* method, const char* desc)
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{
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TEMP_FORMAT(errMsg, "%s. %s.%s::%s", desc, method->klass->namespaze, method->klass->name, method->name);
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il2cpp::vm::Exception::Raise(il2cpp::vm::Exception::GetExecutionEngineException(errMsg));
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}
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static void RaiseMethodNotSupportException(const Il2CppMethodDefinition* method, const char* desc)
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{
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Il2CppClass* klass = il2cpp::vm::GlobalMetadata::GetTypeInfoFromTypeDefinitionIndex(method->declaringType);
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TEMP_FORMAT(errMsg, "%s. %s.%s::%s", desc, klass->namespaze, klass->name, il2cpp::vm::GlobalMetadata::GetStringFromIndex(method->nameIndex));
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il2cpp::vm::Exception::Raise(il2cpp::vm::Exception::GetExecutionEngineException(errMsg));
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}
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Il2CppMethodPointer InterpreterModule::GetMethodPointer(const Il2CppMethodDefinition* method)
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{
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Il2CppMethodPointer ncm = GetNative2ManagedMethod(method, false);
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return ncm ? ncm : (Il2CppMethodPointer)NotSupportNative2Managed;
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}
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Il2CppMethodPointer InterpreterModule::GetMethodPointer(const MethodInfo* method)
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{
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Il2CppMethodPointer ncm = GetNative2ManagedMethod(method, false);
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return ncm ? ncm : (Il2CppMethodPointer)NotSupportNative2Managed;
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}
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Il2CppMethodPointer InterpreterModule::GetAdjustThunkMethodPointer(const Il2CppMethodDefinition* method)
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{
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return GetNativeAdjustMethodMethod(method, false);
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}
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Il2CppMethodPointer InterpreterModule::GetAdjustThunkMethodPointer(const MethodInfo* method)
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{
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return GetNativeAdjustMethodMethod(method, false);
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}
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void InterpreterModule::Managed2NativeCallByReflectionInvoke(const MethodInfo* method, uint16_t* argVarIndexs, StackObject* localVarBase, void* ret)
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{
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if (hybridclr::metadata::IsInterpreterImplement(method))
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{
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Interpreter::Execute(method, localVarBase + argVarIndexs[0], ret);
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return;
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}
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if (method->invoker_method == nullptr)
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{
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char sigName[1000];
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ComputeSignature(method, true, sigName, sizeof(sigName) - 1);
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TEMP_FORMAT(errMsg, "GetManaged2NativeMethodPointer. sinature:%s not support.", sigName);
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RaiseMethodNotSupportException(method, errMsg);
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}
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if (!InitAndGetInterpreterDirectlyCallMethodPointer(method))
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{
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RaiseAOTGenericMethodNotInstantiatedException(method);
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}
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void* thisPtr;
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uint16_t* argVarIndexBase;
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if (hybridclr::metadata::IsInstanceMethod(method))
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{
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thisPtr = localVarBase[argVarIndexs[0]].obj;
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argVarIndexBase = argVarIndexs + 1;
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}
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else
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{
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thisPtr = nullptr;
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argVarIndexBase = argVarIndexs;
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}
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void* invokeParams[256];
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for (uint8_t i = 0; i < method->parameters_count; i++)
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{
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const Il2CppType* argType = GET_METHOD_PARAMETER_TYPE(method->parameters[i]);
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StackObject* argValue = localVarBase + argVarIndexBase[i];
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if (!argType->byref && hybridclr::metadata::IsValueType(argType))
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{
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invokeParams[i] = argValue;
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}
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else
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{
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invokeParams[i] = argValue->ptr;
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}
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}
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#if HYBRIDCLR_UNITY_2021_OR_NEW
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method->invoker_method(method->methodPointerCallByInterp, method, thisPtr, invokeParams, ret);
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#else
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void* retObj = method->invoker_method(method->methodPointerCallByInterp, method, thisPtr, invokeParams);
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if (ret)
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{
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const Il2CppType* returnType = method->return_type;
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if (hybridclr::metadata::IsValueType(returnType))
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{
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Il2CppClass* returnKlass = il2cpp::vm::Class::FromIl2CppType(returnType);
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if (il2cpp::vm::Class::IsNullable(returnKlass))
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{
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il2cpp::vm::Object::UnboxNullable((Il2CppObject*)retObj, returnKlass->element_class, ret);
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}
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else
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{
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std::memcpy(ret, il2cpp::vm::Object::Unbox((Il2CppObject*)retObj), il2cpp::vm::Class::GetValueSize(returnKlass, nullptr));
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}
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}
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else
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{
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*(void**)ret = retObj;
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}
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}
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#endif
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}
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Managed2NativeCallMethod InterpreterModule::GetManaged2NativeMethodPointer(const MethodInfo* method, bool forceStatic)
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{
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if (method->methodPointerCallByInterp == NotSupportNative2Managed
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#if HYBRIDCLR_UNITY_2021_OR_NEW
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|| method->has_full_generic_sharing_signature
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#endif
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)
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{
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return Managed2NativeCallByReflectionInvoke;
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}
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char sigName[1000];
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ComputeSignature(method, !forceStatic, sigName, sizeof(sigName) - 1);
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auto it = g_managed2natives.find(sigName);
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return it != g_managed2natives.end() ? it->second : Managed2NativeCallByReflectionInvoke;
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}
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Managed2NativeCallMethod InterpreterModule::GetManaged2NativeMethodPointer(const metadata::ResolveStandAloneMethodSig& method)
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{
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char sigName[1000];
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ComputeSignature(&method.returnType, method.params, method.paramCount, metadata::IsPrologHasThis(method.flags), sigName, sizeof(sigName) - 1);
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auto it = g_managed2natives.find(sigName);
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return it != g_managed2natives.end() ? it->second : Managed2NativeCallByReflectionInvoke;
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}
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static void RaiseExecutionEngineExceptionMethodIsNotFound(const MethodInfo* method)
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{
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if (il2cpp::vm::Method::GetClass(method))
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RaiseExecutionEngineException(il2cpp::vm::Method::GetFullName(method).c_str());
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else
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RaiseExecutionEngineException(il2cpp::vm::Method::GetNameWithGenericTypes(method).c_str());
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}
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#ifdef HYBRIDCLR_UNITY_2021_OR_NEW
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static void InterpreterInvoke(Il2CppMethodPointer methodPointer, const MethodInfo* method, void* __this, void** __args, void* __ret)
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{
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InterpMethodInfo* imi = method->interpData ? (InterpMethodInfo*)method->interpData : InterpreterModule::GetInterpMethodInfo(method);
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bool isInstanceMethod = metadata::IsInstanceMethod(method);
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StackObject* args = (StackObject*)alloca(sizeof(StackObject) * imi->argStackObjectSize);
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if (isInstanceMethod)
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{
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if (IS_CLASS_VALUE_TYPE(method->klass))
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{
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__this = (Il2CppObject*)__this + (methodPointer != method->methodPointerCallByInterp);
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}
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args[0].ptr = __this;
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}
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MethodArgDesc* argDescs = imi->args + isInstanceMethod;
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ConvertInvokeArgs(args + isInstanceMethod, method, argDescs, __args);
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Interpreter::Execute(method, args, __ret);
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}
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static void InterpreterDelegateInvoke(Il2CppMethodPointer, const MethodInfo* method, void* __this, void** __args, void* __ret)
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{
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Il2CppMulticastDelegate* del = (Il2CppMulticastDelegate*)__this;
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Il2CppDelegate** firstSubDel;
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int32_t subDelCount;
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if (del->delegates)
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{
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firstSubDel = (Il2CppDelegate**)il2cpp::vm::Array::GetFirstElementAddress(del->delegates);
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subDelCount = il2cpp::vm::Array::GetLength(del->delegates);
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}
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else
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{
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firstSubDel = (Il2CppDelegate**)&del;
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subDelCount = 1;
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}
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for (int32_t i = 0; i < subDelCount; i++)
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{
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Il2CppDelegate* cur = firstSubDel[i];
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const MethodInfo* curMethod = cur->method;
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Il2CppObject* curTarget = cur->target;
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if (curMethod->invoker_method == nullptr)
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{
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RaiseExecutionEngineExceptionMethodIsNotFound(curMethod);
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}
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if (!InitAndGetInterpreterDirectlyCallMethodPointer(curMethod))
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{
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RaiseAOTGenericMethodNotInstantiatedException(curMethod);
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}
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switch ((int)(method->parameters_count - curMethod->parameters_count))
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{
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case 0:
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{
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if (metadata::IsInstanceMethod(curMethod) && !curTarget)
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{
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il2cpp::vm::Exception::RaiseNullReferenceException();
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}
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curTarget += (IS_CLASS_VALUE_TYPE(curMethod->klass));
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curMethod->invoker_method(curMethod->methodPointerCallByInterp, curMethod, curTarget, __args, __ret);
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break;
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}
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case -1:
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{
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IL2CPP_ASSERT(!hybridclr::metadata::IsInstanceMethod(curMethod));
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void** newArgs = (void**)alloca(sizeof(void*) * (size_t)curMethod->parameters_count);
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newArgs[0] = curTarget;
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for (int k = 0, endK = curMethod->parameters_count; k < endK; k++)
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{
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newArgs[k + 1] = __args[k];
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}
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curMethod->invoker_method(curMethod->methodPointerCallByInterp, curMethod, nullptr, newArgs, __ret);
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break;
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}
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case 1:
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{
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IL2CPP_ASSERT(hybridclr::metadata::IsInstanceMethod(curMethod) && curMethod->parameters_count);
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curTarget = (Il2CppObject*)__args[0];
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if (!curTarget)
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{
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il2cpp::vm::Exception::RaiseNullReferenceException();
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}
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curMethod->invoker_method(curMethod->methodPointerCallByInterp, curMethod, curTarget, __args + 1, __ret);
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break;
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}
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default:
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{
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RaiseExecutionEngineException("bad delegate method");
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break;
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}
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}
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}
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}
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#else
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static void* InterpreterInvoke(Il2CppMethodPointer methodPointer, const MethodInfo* method, void* __this, void** __args)
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{
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StackObject args[256];
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bool isInstanceMethod = metadata::IsInstanceMethod(method);
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if (isInstanceMethod)
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{
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if (IS_CLASS_VALUE_TYPE(method->klass))
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{
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__this = (Il2CppObject*)__this + (methodPointer != method->methodPointerCallByInterp);
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}
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args[0].ptr = __this;
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}
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InterpMethodInfo* imi = method->interpData ? (InterpMethodInfo*)method->interpData : InterpreterModule::GetInterpMethodInfo(method);
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MethodArgDesc* argDescs = imi->args + isInstanceMethod;
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ConvertInvokeArgs(args + isInstanceMethod, method, argDescs, __args);
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if (method->return_type->type == IL2CPP_TYPE_VOID)
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{
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Interpreter::Execute(method, args, nullptr);
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return nullptr;
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}
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else
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{
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IL2CPP_ASSERT(GetTypeArgDesc(method->return_type).stackObjectSize <= hybridclr::metadata::kMaxRetValueTypeStackObjectSize);
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StackObject ret[hybridclr::metadata::kMaxRetValueTypeStackObjectSize];
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Interpreter::Execute(method, args, ret);
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return TranslateNativeValueToBoxValue(method->return_type, ret);
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}
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}
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static void* InterpreterDelegateInvoke(Il2CppMethodPointer, const MethodInfo* method, void* __this, void** __args)
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{
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Il2CppMulticastDelegate* del = (Il2CppMulticastDelegate*)__this;
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Il2CppDelegate** firstSubDel;
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int32_t subDelCount;
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if (del->delegates)
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{
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firstSubDel = (Il2CppDelegate**)il2cpp::vm::Array::GetFirstElementAddress(del->delegates);
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subDelCount = il2cpp::vm::Array::GetLength(del->delegates);
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}
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else
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{
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firstSubDel = (Il2CppDelegate**)&del;
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subDelCount = 1;
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}
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void* ret = nullptr;
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for (int32_t i = 0; i < subDelCount; i++)
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{
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Il2CppDelegate* cur = firstSubDel[i];
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const MethodInfo* curMethod = cur->method;
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Il2CppObject* curTarget = cur->target;
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if (curMethod->invoker_method == nullptr)
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{
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RaiseExecutionEngineExceptionMethodIsNotFound(curMethod);
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}
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if (!InitAndGetInterpreterDirectlyCallMethodPointer(curMethod))
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{
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RaiseAOTGenericMethodNotInstantiatedException(curMethod);
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}
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switch ((int)(method->parameters_count - curMethod->parameters_count))
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{
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case 0:
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{
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if (metadata::IsInstanceMethod(curMethod) && !curTarget)
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{
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il2cpp::vm::Exception::RaiseNullReferenceException();
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}
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curTarget += (IS_CLASS_VALUE_TYPE(curMethod->klass));
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ret = curMethod->invoker_method(curMethod->methodPointerCallByInterp, curMethod, curTarget, __args);
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break;
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}
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case -1:
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{
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IL2CPP_ASSERT(!hybridclr::metadata::IsInstanceMethod(curMethod));
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void** newArgs = (void**)alloca(sizeof(void*) * (size_t)curMethod->parameters_count);
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newArgs[0] = curTarget;
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for (int k = 0, endK = curMethod->parameters_count; k < endK; k++)
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{
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newArgs[k + 1] = __args[k];
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}
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ret = curMethod->invoker_method(curMethod->methodPointerCallByInterp, curMethod, nullptr, newArgs);
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break;
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}
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case 1:
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{
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IL2CPP_ASSERT(hybridclr::metadata::IsInstanceMethod(curMethod) && curMethod->parameters_count);
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curTarget = (Il2CppObject*)__args[0];
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if (!curTarget)
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{
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il2cpp::vm::Exception::RaiseNullReferenceException();
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}
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ret = curMethod->invoker_method(curMethod->methodPointerCallByInterp, curMethod, curTarget, __args + 1);
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break;
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}
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default:
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{
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RaiseExecutionEngineException("bad delegate method");
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break;
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}
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}
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}
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return ret;
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}
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#endif
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InvokerMethod InterpreterModule::GetMethodInvoker(const Il2CppMethodDefinition* method)
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{
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Il2CppClass* klass = il2cpp::vm::GlobalMetadata::GetTypeInfoFromTypeDefinitionIndex(method->declaringType);
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const char* methodName = il2cpp::vm::GlobalMetadata::GetStringFromIndex(method->nameIndex);
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// special for Delegate::DynamicInvoke
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return !klass || !metadata::IsChildTypeOfMulticastDelegate(klass) || strcmp(methodName, "Invoke") ? InterpreterInvoke : InterpreterDelegateInvoke;
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}
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InvokerMethod InterpreterModule::GetMethodInvoker(const MethodInfo* method)
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{
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Il2CppClass* klass = method->klass;
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return !klass || !metadata::IsChildTypeOfMulticastDelegate(klass) || strcmp(method->name, "Invoke") ? InterpreterInvoke : InterpreterDelegateInvoke;
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}
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bool InterpreterModule::IsImplementsByInterpreter(const MethodInfo* method)
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{
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return method->invoker_method == InterpreterDelegateInvoke || method->invoker_method == InterpreterInvoke;
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}
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InterpMethodInfo* InterpreterModule::GetInterpMethodInfo(const MethodInfo* methodInfo)
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{
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RuntimeInitClassCCtor(methodInfo);
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il2cpp::os::FastAutoLock lock(&il2cpp::vm::g_MetadataLock);
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if (methodInfo->interpData)
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{
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return (InterpMethodInfo*)methodInfo->interpData;
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}
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IL2CPP_ASSERT(methodInfo->isInterpterImpl);
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metadata::Image* image = metadata::IsInterpreterMethod(methodInfo) ? hybridclr::metadata::MetadataModule::GetImage(methodInfo->klass)
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: (metadata::Image*)hybridclr::metadata::AOTHomologousImage::FindImageByAssembly(
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methodInfo->klass->rank ? il2cpp_defaults.corlib->assembly : methodInfo->klass->image->assembly);
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IL2CPP_ASSERT(image);
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metadata::MethodBody* methodBody = image->GetMethodBody(methodInfo->token);
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if (methodBody == nullptr || methodBody->ilcodes == nullptr)
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{
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TEMP_FORMAT(errMsg, "Method body is null. %s.%s::%s", methodInfo->klass->namespaze, methodInfo->klass->name, methodInfo->name);
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il2cpp::vm::Exception::Raise(il2cpp::vm::Exception::GetExecutionEngineException(errMsg));
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}
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InterpMethodInfo* imi = new (HYBRIDCLR_MALLOC_ZERO(sizeof(InterpMethodInfo))) InterpMethodInfo;
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transform::HiTransform::Transform(image, methodInfo, *methodBody, *imi);
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il2cpp::os::Atomic::FullMemoryBarrier();
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const_cast<MethodInfo*>(methodInfo)->interpData = imi;
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return imi;
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}
|
}
|
}
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