302 lines
9.5 KiB
C++
302 lines
9.5 KiB
C++
#include "MethodBridge.h"
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#include "vm/Object.h"
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#include "vm/Class.h"
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#include "metadata/GenericMetadata.h"
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#include "../metadata/MetadataModule.h"
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#include "../metadata/MetadataUtil.h"
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#include "Interpreter.h"
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#include "InterpreterModule.h"
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#include "MemoryUtil.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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void ConvertInvokeArgs(StackObject* resultArgs, const MethodInfo* method, MethodArgDesc* argDescs, void** args)
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{
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int32_t dstIdx = 0;
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for (uint8_t i = 0; i < method->parameters_count; i++)
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{
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StackObject* dst = resultArgs + dstIdx;
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MethodArgDesc& argDesc = argDescs[i];
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if (argDesc.passbyValWhenInvoke)
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{
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dst->ptr = args[i];
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++dstIdx;
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}
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else
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{
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#if SUPPORT_MEMORY_NOT_ALIGMENT_ACCESS
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CopyStackObject(dst, args[i], argDesc.stackObjectSize);
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#else
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std::memcpy(dst, args[i], argDesc.stackObjectSize * sizeof(StackObject));
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#endif
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dstIdx += argDesc.stackObjectSize;
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}
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}
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}
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static void AppendString(char* sigBuf, size_t bufSize, size_t& pos, const char* str)
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{
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size_t len = std::strlen(str);
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if (pos + len < bufSize)
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{
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std::strcpy(sigBuf + pos, str);
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pos += len;
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}
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else
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{
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RaiseExecutionEngineException("");
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}
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}
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inline void AppendSignatureObjOrRefOrPointer(char* sigBuf, size_t bufSize, size_t& pos)
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{
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AppendString(sigBuf, bufSize, pos, "u");
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}
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inline void AppendSignatureInterpreterValueType(char* sigBuf, size_t bufSize, size_t& pos)
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{
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AppendString(sigBuf, bufSize, pos, "$");
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}
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static void AppendSignature(const Il2CppType* type, char* sigBuf, size_t bufferSize, size_t& pos, bool convertTypeName2SigName = true);
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static bool IsSystemOrUnityAssembly(const Il2CppImage* image)
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{
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const char* assName = image->nameNoExt;
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if (std::strcmp(assName, "mscorlib") == 0)
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{
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return true;
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}
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if (std::strncmp(assName, "System.", 7) == 0)
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{
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return true;
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}
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if (std::strncmp(assName, "UnityEngine.", 12) == 0)
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{
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return true;
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}
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return false;
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}
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static void BuildValueTypeFullName(const Il2CppClass* klass, char* sigBuf, size_t bufferSize, size_t& pos)
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{
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if (klass->declaringType)
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{
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BuildValueTypeFullName(klass->declaringType, sigBuf, bufferSize, pos);
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AppendString(sigBuf, bufferSize, pos, "/");
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AppendString(sigBuf, bufferSize, pos, klass->name);
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return;
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}
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if (!IsSystemOrUnityAssembly(klass->image))
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{
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AppendString(sigBuf, bufferSize, pos, klass->image->nameNoExt);
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AppendString(sigBuf, bufferSize, pos, ":");
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}
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if (klass->namespaze[0])
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{
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AppendString(sigBuf, bufferSize, pos, klass->namespaze);
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AppendString(sigBuf, bufferSize, pos, ".");
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}
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AppendString(sigBuf, bufferSize, pos, klass->name);
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}
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static void BuildGenericValueTypeFullName(const Il2CppType* type, char* sigBuf, size_t bufferSize, size_t& pos)
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{
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const Il2CppType* underlyingGenericType = type->data.generic_class->type;
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const Il2CppClass* underlyingGenericClass = il2cpp::vm::Class::FromIl2CppType(underlyingGenericType);
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BuildValueTypeFullName(underlyingGenericClass, sigBuf, bufferSize, pos);
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AppendString(sigBuf, bufferSize, pos, "<");
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const Il2CppGenericInst* classInst = type->data.generic_class->context.class_inst;
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for (uint32_t i = 0 ; i < classInst->type_argc; ++i)
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{
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if (i != 0)
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{
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AppendString(sigBuf, bufferSize, pos, ",");
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}
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AppendSignature(classInst->type_argv[i], sigBuf, bufferSize, pos, false);
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}
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AppendString(sigBuf, bufferSize, pos, ">");
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}
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static void AppendSignature(const Il2CppType* type, char* sigBuf, size_t bufferSize, size_t& pos, bool convertTypeName2SigName)
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{
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if (type->byref)
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{
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AppendSignatureObjOrRefOrPointer(sigBuf, bufferSize, pos);
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return;
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}
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switch (type->type)
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{
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case IL2CPP_TYPE_VOID: AppendString(sigBuf, bufferSize, pos, "v"); break;
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case IL2CPP_TYPE_BOOLEAN: AppendString(sigBuf, bufferSize, pos, "u1"); break;
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case IL2CPP_TYPE_I1: AppendString(sigBuf, bufferSize, pos, "i1"); break;
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case IL2CPP_TYPE_U1: AppendString(sigBuf, bufferSize, pos, "u1"); break;
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case IL2CPP_TYPE_I2: AppendString(sigBuf, bufferSize, pos, "i2"); break;
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case IL2CPP_TYPE_U2:
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case IL2CPP_TYPE_CHAR: AppendString(sigBuf, bufferSize, pos, "u2"); break;
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case IL2CPP_TYPE_I4: AppendString(sigBuf, bufferSize, pos, "i4"); break;
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case IL2CPP_TYPE_U4: AppendString(sigBuf, bufferSize, pos, "u4"); break;
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case IL2CPP_TYPE_R4: AppendString(sigBuf, bufferSize, pos, "r4"); break;
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case IL2CPP_TYPE_R8: AppendString(sigBuf, bufferSize, pos, "r8"); break;
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case IL2CPP_TYPE_I8: AppendString(sigBuf, bufferSize, pos, "i8"); break;
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case IL2CPP_TYPE_U8: AppendString(sigBuf, bufferSize, pos, "u8"); break;
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case IL2CPP_TYPE_I: AppendString(sigBuf, bufferSize, pos, "i"); break;
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case IL2CPP_TYPE_U: AppendString(sigBuf, bufferSize, pos, "u"); break;
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case IL2CPP_TYPE_TYPEDBYREF:
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{
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IL2CPP_ASSERT(sizeof(Il2CppTypedRef) == sizeof(void*) * 3);
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AppendString(sigBuf, bufferSize, pos, "typedbyref");
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break;
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}
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case IL2CPP_TYPE_VALUETYPE:
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{
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const Il2CppTypeDefinition* typeDef = (const Il2CppTypeDefinition*)type->data.typeHandle;
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if (hybridclr::metadata::IsEnumType(typeDef))
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{
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AppendSignature(il2cpp::vm::GlobalMetadata::GetIl2CppTypeFromIndex(typeDef->elementTypeIndex), sigBuf, bufferSize, pos);
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break;
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}
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if (hybridclr::metadata::IsInterpreterType(typeDef))
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{
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AppendSignatureInterpreterValueType(sigBuf, bufferSize, pos);
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break;
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}
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char tempFullName[1024];
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size_t fullNamePos = 0;
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Il2CppClass* klass = il2cpp::vm::Class::FromIl2CppType(type);
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BuildValueTypeFullName(klass, tempFullName, sizeof(tempFullName) - 1, fullNamePos);
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tempFullName[fullNamePos] = 0;
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AppendString(sigBuf, bufferSize, pos, convertTypeName2SigName ? InterpreterModule::GetValueTypeSignature(tempFullName) : tempFullName);
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break;
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}
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case IL2CPP_TYPE_GENERICINST:
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{
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const Il2CppType* underlyingGenericType = type->data.generic_class->type;
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if (underlyingGenericType->type == IL2CPP_TYPE_CLASS)
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{
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AppendSignatureObjOrRefOrPointer(sigBuf, bufferSize, pos);
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break;
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}
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const Il2CppTypeDefinition* underlyingTypeDef = (const Il2CppTypeDefinition*)underlyingGenericType->data.typeHandle;
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if (hybridclr::metadata::IsEnumType(underlyingTypeDef))
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{
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AppendSignature(il2cpp::vm::GlobalMetadata::GetIl2CppTypeFromIndex(underlyingTypeDef->elementTypeIndex), sigBuf, bufferSize, pos);
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break;
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}
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IL2CPP_ASSERT(underlyingGenericType->type == IL2CPP_TYPE_VALUETYPE);
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if (hybridclr::metadata::IsInterpreterType(underlyingTypeDef))
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{
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AppendSignatureInterpreterValueType(sigBuf, bufferSize, pos);
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break;
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}
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char tempFullName[1024];
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size_t fullNamePos = 0;
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BuildGenericValueTypeFullName(type, tempFullName, sizeof(tempFullName) - 1, fullNamePos);
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tempFullName[fullNamePos] = 0;
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AppendString(sigBuf, bufferSize, pos, convertTypeName2SigName ? InterpreterModule::GetValueTypeSignature(tempFullName) : tempFullName);
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break;
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}
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case IL2CPP_TYPE_VAR:
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case IL2CPP_TYPE_MVAR:
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{
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AppendString(sigBuf, bufferSize, pos, "!");
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break;
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}
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default: AppendSignatureObjOrRefOrPointer(sigBuf, bufferSize, pos); break;
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}
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}
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bool ComputeSignature(const Il2CppType* ret, const il2cpp::utils::dynamic_array<const Il2CppType*>& params, bool instanceCall, char* sigBuf, size_t bufferSize)
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{
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size_t pos = 0;
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AppendSignature(ret, sigBuf, bufferSize, pos);
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if (instanceCall)
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{
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AppendSignatureObjOrRefOrPointer(sigBuf, bufferSize, pos);
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}
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for (uint32_t i = 0, paramCount = (uint32_t)params.size(); i < paramCount; i++)
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{
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AppendSignature(params[i], sigBuf, bufferSize, pos);
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}
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sigBuf[pos] = 0;
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return true;
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}
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bool ComputeSignature(const Il2CppMethodDefinition* method, bool call, char* sigBuf, size_t bufferSize)
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{
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size_t pos = 0;
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if (method->genericContainerIndex != kGenericContainerIndexInvalid)
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{
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AppendString(sigBuf, bufferSize, pos, "!");
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return true;
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}
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const Il2CppImage* image = hybridclr::metadata::MetadataModule::GetImage(method)->GetIl2CppImage();
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AppendSignature(hybridclr::metadata::MetadataModule::GetIl2CppTypeFromEncodeIndex(method->returnType), sigBuf, bufferSize, pos);
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if (call && metadata::IsInstanceMethod(method))
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{
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AppendSignatureObjOrRefOrPointer(sigBuf, bufferSize, pos);
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}
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for (uint16_t i = 0; i < method->parameterCount; i++)
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{
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TypeIndex paramTypeIndex = hybridclr::metadata::MetadataModule::GetParameterDefinitionFromIndex(image, method->parameterStart + i)->typeIndex;
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AppendSignature(hybridclr::metadata::MetadataModule::GetIl2CppTypeFromEncodeIndex(paramTypeIndex), sigBuf, bufferSize, pos);
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}
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sigBuf[pos] = 0;
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return true;
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}
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inline bool ContainsGenericParameters(const MethodInfo* method)
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{
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IL2CPP_ASSERT(method->is_inflated);
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auto& ctx = method->genericMethod->context;
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if (ctx.class_inst && il2cpp::metadata::GenericMetadata::ContainsGenericParameters(ctx.class_inst))
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{
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return true;
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}
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if (ctx.method_inst && il2cpp::metadata::GenericMetadata::ContainsGenericParameters(ctx.method_inst))
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{
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return true;
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}
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return false;
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}
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bool ComputeSignature(const MethodInfo* method, bool call, char* sigBuf, size_t bufferSize)
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{
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size_t pos = 0;
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if (method->is_generic || (method->is_inflated && ContainsGenericParameters(method)))
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{
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AppendString(sigBuf, bufferSize, pos, "!");
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return true;
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}
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AppendSignature(method->return_type, sigBuf, bufferSize, pos);
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if (call && metadata::IsInstanceMethod(method))
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{
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AppendSignatureObjOrRefOrPointer(sigBuf, bufferSize, pos);
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}
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for (uint8_t i = 0; i < method->parameters_count; i++)
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{
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AppendSignature(GET_METHOD_PARAMETER_TYPE(method->parameters[i]), sigBuf, bufferSize, pos);
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}
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sigBuf[pos] = 0;
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return true;
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}
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}
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}
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