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Golang types.Named类代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Golang中code/google/com/p/go/tools/go/types.Named的典型用法代码示例。如果您正苦于以下问题:Golang Named类的具体用法?Golang Named怎么用?Golang Named使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。



在下文中一共展示了Named类的10个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的Golang代码示例。

示例1: uncommonType

func (tm *TypeMap) uncommonType(n *types.Named, ptr bool) llvm.Value {
	uncommonTypeInit := llvm.ConstNull(tm.runtimeUncommonType)
	namePtr := tm.globalStringPtr(n.Obj().Name())
	uncommonTypeInit = llvm.ConstInsertValue(uncommonTypeInit, namePtr, []uint32{0})

	_, path := tm.qualifiedName(n)
	pkgpathPtr := tm.globalStringPtr(path)
	uncommonTypeInit = llvm.ConstInsertValue(uncommonTypeInit, pkgpathPtr, []uint32{1})

	methodset := tm.functions.methods(n)
	methodfuncs := methodset.nonptr
	if ptr {
		methodfuncs = methodset.ptr
	}

	// Store methods.
	methods := make([]llvm.Value, len(methodfuncs))
	for i, mfunc := range methodfuncs {
		ftyp := mfunc.Type().(*types.Signature)

		method := llvm.ConstNull(tm.runtimeMethod)
		name := tm.globalStringPtr(mfunc.Name())
		name = llvm.ConstBitCast(name, tm.runtimeMethod.StructElementTypes()[0])
		// name
		method = llvm.ConstInsertValue(method, name, []uint32{0})
		// pkgPath
		method = llvm.ConstInsertValue(method, pkgpathPtr, []uint32{1})
		// mtyp (method type, no receiver)
		{
			ftyp := types.NewSignature(nil, nil, ftyp.Params(), ftyp.Results(), ftyp.IsVariadic())
			mtyp := tm.ToRuntime(ftyp)
			method = llvm.ConstInsertValue(method, mtyp, []uint32{2})
		}
		// typ (function type, with receiver)
		typ := tm.ToRuntime(ftyp)
		method = llvm.ConstInsertValue(method, typ, []uint32{3})

		// tfn (standard method/function pointer for plain method calls)
		tfn := tm.resolver.Resolve(tm.functions.objectdata[mfunc].Ident).LLVMValue()
		tfn = llvm.ConstExtractValue(tfn, []uint32{0})
		tfn = llvm.ConstPtrToInt(tfn, tm.target.IntPtrType())

		// ifn (single-word receiver function pointer for interface calls)
		ifn := tfn
		if !ptr && tm.Sizeof(ftyp.Recv().Type()) > int64(tm.target.PointerSize()) {
			mfunc := methodset.lookup(mfunc.Name(), true)
			ifn = tm.resolver.Resolve(tm.functions.objectdata[mfunc].Ident).LLVMValue()
			ifn = llvm.ConstExtractValue(ifn, []uint32{0})
			ifn = llvm.ConstPtrToInt(ifn, tm.target.IntPtrType())
		}

		method = llvm.ConstInsertValue(method, ifn, []uint32{4})
		method = llvm.ConstInsertValue(method, tfn, []uint32{5})
		methods[i] = method
	}
	methodsSliceType := tm.runtimeUncommonType.StructElementTypes()[2]
	methodsSlice := tm.makeSlice(methods, methodsSliceType)
	uncommonTypeInit = llvm.ConstInsertValue(uncommonTypeInit, methodsSlice, []uint32{2})
	return uncommonTypeInit
}
开发者ID:quarnster,项目名称:llgo,代码行数:60,代码来源:typemap.go


示例2: nameRuntimeType

func (tm *TypeMap) nameRuntimeType(n *types.Named) (global, ptr llvm.Value) {
	name := typeString(n)
	path := "runtime"
	if pkg := n.Obj().Pkg(); pkg != nil {
		path = pkg.Path()
	}
	if path != tm.pkgpath {
		// We're not compiling the package from whence the type came,
		// so we'll just create a pointer to it here.
		global := llvm.AddGlobal(tm.module, tm.runtime.rtype.llvm, typeSymbol(name))
		global.SetInitializer(llvm.ConstNull(tm.runtime.rtype.llvm))
		global.SetLinkage(llvm.CommonLinkage)
		return global, global
	}

	// If the underlying type is Basic, then we always create
	// a new global. Otherwise, we clone the value returned
	// from toRuntime in case it is cached and reused.
	underlying := n.Underlying()
	if basic, ok := underlying.(*types.Basic); ok {
		global, ptr = tm.basicRuntimeType(basic, true)
		global.SetName(typeSymbol(name))
	} else {
		global, ptr = tm.toRuntime(underlying)
		clone := llvm.AddGlobal(tm.module, global.Type().ElementType(), typeSymbol(name))
		clone.SetInitializer(global.Initializer())
		global = clone
		ptr = llvm.ConstBitCast(global, llvm.PointerType(tm.runtime.rtype.llvm, 0))
	}
	global.SetLinkage(llvm.ExternalLinkage)

	// Locate the rtype.
	underlyingRuntimeType := global.Initializer()
	rtype := underlyingRuntimeType
	if rtype.Type() != tm.runtime.rtype.llvm {
		rtype = llvm.ConstExtractValue(rtype, []uint32{0})
	}

	// Insert the uncommon type.
	uncommonTypeInit := tm.uncommonType(n, nil)
	uncommonType := llvm.AddGlobal(tm.module, uncommonTypeInit.Type(), "")
	uncommonType.SetInitializer(uncommonTypeInit)
	rtype = llvm.ConstInsertValue(rtype, uncommonType, []uint32{9})

	// Replace the rtype's string representation with the one from
	// uncommonType. XXX should we have the package name prepended? Probably.
	namePtr := llvm.ConstExtractValue(uncommonTypeInit, []uint32{0})
	rtype = llvm.ConstInsertValue(rtype, namePtr, []uint32{8})

	// Update the global's initialiser. Note that we take a copy
	// of the underlying type; we're not updating a shared type.
	if underlyingRuntimeType.Type() != tm.runtime.rtype.llvm {
		underlyingRuntimeType = llvm.ConstInsertValue(underlyingRuntimeType, rtype, []uint32{0})
	} else {
		underlyingRuntimeType = rtype
	}
	global.SetInitializer(underlyingRuntimeType)
	return global, ptr
}
开发者ID:minux,项目名称:llgo,代码行数:59,代码来源:typemap.go


示例3: qualifiedName

func (tm *TypeMap) qualifiedName(n *types.Named) (qname, path string) {
	pkg := n.Obj().Pkg()
	if pkg == nil {
		return n.Obj().Name(), ""
	}
	path = pkg.Path()
	return path + "." + n.Obj().Name(), path
}
开发者ID:quarnster,项目名称:llgo,代码行数:8,代码来源:typemap.go


示例4: nameRuntimeType

func (tm *TypeMap) nameRuntimeType(n *types.Named) (global, ptr llvm.Value) {
	var path string
	if data, ok := tm.functions.objectdata[n.Obj()]; ok {
		path = pkgpath(data.Package)
	}
	if path == "" {
		// Set to "runtime", so the builtin types have a home.
		path = "runtime"
	}
	globalname := "__llgo.type." + path + "." + n.Obj().Name()
	if path != tm.pkgpath {
		// We're not compiling the package from whence the type came,
		// so we'll just create a pointer to it here.
		global := llvm.AddGlobal(tm.module, tm.runtimeType, globalname)
		global.SetInitializer(llvm.ConstNull(tm.runtimeType))
		global.SetLinkage(llvm.CommonLinkage)
		return global, global
	}

	underlying := n.Underlying()
	if name, ok := underlying.(*types.Named); ok {
		underlying = name.Underlying()
	}

	global, ptr = tm.toRuntime(underlying)

	// Locate the rtype.
	underlyingRuntimeType := global.Initializer()
	rtype := underlyingRuntimeType
	if rtype.Type() != tm.runtimeType {
		rtype = llvm.ConstExtractValue(rtype, []uint32{0})
	}

	// Insert the uncommon type.
	uncommonTypeInit := tm.uncommonType(n, false)
	uncommonType := llvm.AddGlobal(tm.module, uncommonTypeInit.Type(), "")
	uncommonType.SetInitializer(uncommonTypeInit)
	rtype = llvm.ConstInsertValue(rtype, uncommonType, []uint32{9})

	// Replace the rtype's string representation with the one from
	// uncommonType. XXX should we have the package name prepended? Probably.
	namePtr := llvm.ConstExtractValue(uncommonTypeInit, []uint32{0})
	rtype = llvm.ConstInsertValue(rtype, namePtr, []uint32{8})

	// Update the global's initialiser. Note that we take a copy
	// of the underlying type; we're not updating a shared type.
	if underlyingRuntimeType.Type() != tm.runtimeType {
		underlyingRuntimeType = llvm.ConstInsertValue(underlyingRuntimeType, rtype, []uint32{0})
	} else {
		underlyingRuntimeType = rtype
	}
	global.SetName(globalname)
	global.SetInitializer(underlyingRuntimeType)
	return global, ptr
}
开发者ID:hzmangel,项目名称:llgo,代码行数:55,代码来源:typemap.go


示例5: descriptorNamed

func (m *TypeMap) descriptorNamed(t *types.Named) TypeDebugDescriptor {
	placeholder := &PlaceholderTypeDescriptor{}
	m.m.Set(t, placeholder)
	underlying := t.Underlying()
	if old, ok := m.m.At(underlying).(DebugDescriptor); ok {
		// Recreate the underlying type, in lieu of a method of cloning.
		m.m.Delete(underlying)
		defer m.m.Set(underlying, old)
	}
	dt := m.typeDebugDescriptor(underlying, t.String())
	if file := m.Fset.File(t.Obj().Pos()); file != nil {
		dt.Common().File = file.Name()
	}
	placeholder.TypeDebugDescriptor = dt
	return dt
}
开发者ID:minux,项目名称:llgo,代码行数:16,代码来源:types.go


示例6: lookupNamedMethod

func (w *PkgWalker) lookupNamedMethod(named *types.Named, name string) (types.Object, *types.Named) {
	if iface, ok := named.Underlying().(*types.Interface); ok {
		for i := 0; i < iface.NumMethods(); i++ {
			fn := iface.Method(i)
			if fn.Name() == name {
				return fn, named
			}
		}
		for i := 0; i < iface.NumEmbeddeds(); i++ {
			if obj, na := w.lookupNamedMethod(iface.Embedded(i), name); obj != nil {
				return obj, na
			}
		}
		return nil, nil
	}
	if istruct, ok := named.Underlying().(*types.Struct); ok {
		for i := 0; i < named.NumMethods(); i++ {
			fn := named.Method(i)
			if fn.Name() == name {
				return fn, named
			}
		}
		for i := 0; i < istruct.NumFields(); i++ {
			field := istruct.Field(i)
			if !field.Anonymous() {
				continue
			}
			if typ, ok := field.Type().(*types.Named); ok {
				if obj, na := w.lookupNamedMethod(typ, name); obj != nil {
					return obj, na
				}
			}
		}
	}
	return nil, nil
}
开发者ID:RavenZZ,项目名称:liteide,代码行数:36,代码来源:type.go


示例7: uncommonType

// p != nil iff we're generatig the uncommonType for a pointer type.
func (tm *TypeMap) uncommonType(n *types.Named, p *types.Pointer) llvm.Value {
	uncommonTypeInit := llvm.ConstNull(tm.runtime.uncommonType.llvm)
	namePtr := tm.globalStringPtr(n.Obj().Name())
	uncommonTypeInit = llvm.ConstInsertValue(uncommonTypeInit, namePtr, []uint32{0})
	var path string
	if pkg := n.Obj().Pkg(); pkg != nil {
		path = pkg.Path()
	}
	pkgpathPtr := tm.globalStringPtr(path)
	uncommonTypeInit = llvm.ConstInsertValue(uncommonTypeInit, pkgpathPtr, []uint32{1})

	// If we're dealing with an interface, stop now;
	// we store interface methods on the interface
	// type.
	if _, ok := n.Underlying().(*types.Interface); ok {
		return uncommonTypeInit
	}

	var methodset, pmethodset *types.MethodSet
	if p != nil {
		methodset = tm.MethodSet(p)
	} else {
		methodset = tm.MethodSet(n)
	}

	// Store methods. All methods must be stored, not only exported ones;
	// this is to allow satisfying of interfaces with non-exported methods.
	methods := make([]llvm.Value, methodset.Len())
	for i := range methods {
		sel := methodset.At(i)
		mname := sel.Obj().Name()
		mfunc := tm.methodResolver.ResolveMethod(sel)
		ftyp := mfunc.Type().(*types.Signature)

		method := llvm.ConstNull(tm.runtime.method.llvm)
		name := tm.globalStringPtr(mname)
		name = llvm.ConstBitCast(name, tm.runtime.method.llvm.StructElementTypes()[0])
		// name
		method = llvm.ConstInsertValue(method, name, []uint32{0})
		// pkgPath
		method = llvm.ConstInsertValue(method, pkgpathPtr, []uint32{1})
		// mtyp (method type, no receiver)
		{
			ftyp := types.NewSignature(nil, nil, ftyp.Params(), ftyp.Results(), ftyp.Variadic())
			mtyp := tm.ToRuntime(ftyp)
			method = llvm.ConstInsertValue(method, mtyp, []uint32{2})
		}
		// typ (function type, with receiver)
		typ := tm.ToRuntime(ftyp)
		method = llvm.ConstInsertValue(method, typ, []uint32{3})

		// tfn (standard method/function pointer for plain method calls)
		tfn := llvm.ConstPtrToInt(mfunc.LLVMValue(), tm.target.IntPtrType())

		// ifn (single-word receiver function pointer for interface calls)
		ifn := tfn
		if p == nil {
			if tm.Sizeof(n) > int64(tm.target.PointerSize()) {
				if pmethodset == nil {
					pmethodset = tm.MethodSet(types.NewPointer(n))
				}
				pmfunc := tm.methodResolver.ResolveMethod(pmethodset.Lookup(sel.Obj().Pkg(), mname))
				ifn = llvm.ConstPtrToInt(pmfunc.LLVMValue(), tm.target.IntPtrType())
			} else if _, ok := n.Underlying().(*types.Pointer); !ok {
				// Create a wrapper function that takes an *int8,
				// and coerces to the receiver type.
				ifn = tm.interfaceFuncWrapper(mfunc.LLVMValue())
				ifn = llvm.ConstPtrToInt(ifn, tm.target.IntPtrType())
			}
		}

		method = llvm.ConstInsertValue(method, ifn, []uint32{4})
		method = llvm.ConstInsertValue(method, tfn, []uint32{5})
		methods[i] = method
	}
	methodsSliceType := tm.runtime.uncommonType.llvm.StructElementTypes()[2]
	methodsSlice := tm.makeSlice(methods, methodsSliceType)
	uncommonTypeInit = llvm.ConstInsertValue(uncommonTypeInit, methodsSlice, []uint32{2})
	return uncommonTypeInit
}
开发者ID:minux,项目名称:llgo,代码行数:81,代码来源:typemap.go


示例8: nameLLVMType

func (tm *llvmTypeMap) nameLLVMType(n *types.Named) llvm.Type {
	return tm.toLLVM(n.Underlying(), n.String())
}
开发者ID:minux,项目名称:llgo,代码行数:3,代码来源:typemap.go


示例9: uncommonType

func (tm *TypeMap) uncommonType(n *types.Named, ptr bool) llvm.Value {
	uncommonTypeInit := llvm.ConstNull(tm.runtimeUncommonType)
	namePtr := tm.globalStringPtr(n.Obj().Name())
	uncommonTypeInit = llvm.ConstInsertValue(uncommonTypeInit, namePtr, []uint32{0})

	// FIXME clean this up
	var pkgpathPtr llvm.Value
	var path string
	if data, ok := tm.functions.objectdata[n.Obj()]; ok {
		path = pkgpath(data.Package)
	}
	if path != "" {
		pkgpathPtr = tm.globalStringPtr(path)
		uncommonTypeInit = llvm.ConstInsertValue(uncommonTypeInit, pkgpathPtr, []uint32{1})
	}

	methodset := tm.functions.methods(n)
	methodfuncs := methodset.nonptr
	if ptr {
		methodfuncs = methodset.ptr
	}

	// Store methods.
	methods := make([]llvm.Value, len(methodfuncs))
	for i, mfunc := range methodfuncs {
		ftyp := mfunc.Type().(*types.Signature)

		method := llvm.ConstNull(tm.runtimeMethod)
		name := tm.globalStringPtr(mfunc.Name())
		name = llvm.ConstBitCast(name, tm.runtimeMethod.StructElementTypes()[0])
		// name
		method = llvm.ConstInsertValue(method, name, []uint32{0})
		// pkgPath
		method = llvm.ConstInsertValue(method, pkgpathPtr, []uint32{1})
		// mtyp (method type, no receiver)
		{
			ftyp := types.NewSignature(nil, ftyp.Params(), ftyp.Results(), ftyp.IsVariadic())
			mtyp := tm.ToRuntime(ftyp)
			method = llvm.ConstInsertValue(method, mtyp, []uint32{2})
		}
		// typ (function type, with receiver)
		typ := tm.ToRuntime(ftyp)
		method = llvm.ConstInsertValue(method, typ, []uint32{3})

		// tfn (standard method/function pointer for plain method calls)
		tfn := tm.resolver.Resolve(tm.functions.objectdata[mfunc].Ident).LLVMValue()
		tfn = llvm.ConstExtractValue(tfn, []uint32{0})
		tfn = llvm.ConstPtrToInt(tfn, tm.target.IntPtrType())

		// ifn (single-word receiver function pointer for interface calls)
		ifn := tfn
		if !ptr && tm.Sizeof(ftyp.Recv().Type()) > int64(tm.target.PointerSize()) {
			mfunc := methodset.lookup(mfunc.Name(), true)
			ifn = tm.resolver.Resolve(tm.functions.objectdata[mfunc].Ident).LLVMValue()
			ifn = llvm.ConstExtractValue(ifn, []uint32{0})
			ifn = llvm.ConstPtrToInt(ifn, tm.target.IntPtrType())
		}

		method = llvm.ConstInsertValue(method, ifn, []uint32{4})
		method = llvm.ConstInsertValue(method, tfn, []uint32{5})
		methods[i] = method
	}

	var methodsGlobalPtr llvm.Value
	if len(methods) > 0 {
		methodsArray := llvm.ConstArray(tm.runtimeMethod, methods)
		methodsGlobalPtr = llvm.AddGlobal(tm.module, methodsArray.Type(), "")
		methodsGlobalPtr.SetInitializer(methodsArray)
		i32zero := llvm.ConstNull(llvm.Int32Type())
		methodsGlobalPtr = llvm.ConstGEP(methodsGlobalPtr, []llvm.Value{i32zero, i32zero})
	} else {
		methodsGlobalPtr = llvm.ConstNull(llvm.PointerType(tm.runtimeMethod, 0))
	}
	len_ := llvm.ConstInt(tm.inttype, uint64(len(methods)), false)
	methodsSliceType := tm.runtimeUncommonType.StructElementTypes()[2]
	methodsSlice := llvm.ConstNull(methodsSliceType)
	methodsSlice = llvm.ConstInsertValue(methodsSlice, methodsGlobalPtr, []uint32{0})
	methodsSlice = llvm.ConstInsertValue(methodsSlice, len_, []uint32{1})
	methodsSlice = llvm.ConstInsertValue(methodsSlice, len_, []uint32{2})
	uncommonTypeInit = llvm.ConstInsertValue(uncommonTypeInit, methodsSlice, []uint32{2})
	return uncommonTypeInit
}
开发者ID:hzmangel,项目名称:llgo,代码行数:82,代码来源:typemap.go


示例10: nameLLVMType

func (tm *LLVMTypeMap) nameLLVMType(n *types.Named) llvm.Type {
	return tm.ToLLVM(n.Underlying())
}
开发者ID:hzmangel,项目名称:llgo,代码行数:3,代码来源:typemap.go



注:本文中的code/google/com/p/go/tools/go/types.Named类示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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