// license that can be found in the LICENSE file.

package resolution

func f /* =@fdecl */(n /* =@narg */ ast.Node) bool {
		if n /* =@ninit */, ok /* =@ok */ := n /* @narg */ .(*ast.SelectorExpr); ok /* @ok */ {
			sel = n /* @ninit */
	}
}

type c /* =@cdecl */ map[token.Pos]resolvedObj

func (v /* =@vdecl */ c /* @cdecl */) Visit(node /* =@nodearg */ ast.Node) (w /* =@w */ ast.Visitor) {}

const (

//
// On 386, if cdecl is true, the returned C function will use the
// cdecl calling convention; otherwise, it will use stdcall. On amd64,
// it always uses fastcall. On arm, it always uses the ARM convention.
//
//go:linkname compileCallback syscall.compileCallback
func compileCallback(fn eface, cdecl bool) (code uintptr) {
	if GOARCH != "386" {
		// cdecl is only meaningful on 386.
		cdecl = false
	}

	}
}

type cbFunc struct {
	goFunc any
}

func (f cbFunc) cName(cdecl bool) string {
	name := "stdcall"
	if cdecl {
		name = "cdecl"
	}
	t := reflect.TypeOf(f.goFunc)
	for i := 0; i < t.NumIn(); i++ {
		name += "_" + t.In(i).Name()
	}
	return name
}

func (f cbFunc) cSrc(w io.Writer, cdecl bool) {
	// Construct a C function that takes a callback with

	JE	docall

	// Copy args to the stack.
	MOVL	CX, AX
	SALL	$2, AX
	SUBL	AX, SP			// room for args
	MOVL	SP, DI
	MOVL	libcall_args(BX), SI
	CLD
	REP; MOVSL

docall:
	// Call stdcall or cdecl function.
	// DI SI BP BX are preserved, SP is not
	CALL	libcall_fn(BX)
	MOVL	BP, SP

	// Return result.
	MOVL	fn+0(FP), BX
	MOVL	AX, libcall_r1(BX)
	MOVL	DX, libcall_r2(BX)

	// GetLastError().

	saved := obj.color_
	obj.color_ = black
	fdecl := decl.fdecl
	check.funcType(sig, fdecl.Recv, fdecl.TParamList, fdecl.Type)
	obj.color_ = saved

	// Set the scope's extent to the complete "func (...) { ... }"
	// so that Scope.Innermost works correctly.
	sig.scope.pos = fdecl.Pos()
	sig.scope.end = syntax.EndPos(fdecl)

	if len(fdecl.TParamList) > 0 && fdecl.Body == nil {

	saved := obj.color_
	obj.color_ = black
	fdecl := decl.fdecl
	check.funcType(sig, fdecl.Recv, fdecl.Type)
	obj.color_ = saved

	// Set the scope's extent to the complete "func (...) { ... }"
	// so that Scope.Innermost works correctly.
	sig.scope.pos = fdecl.Pos()
	sig.scope.end = fdecl.End()

	if fdecl.Type.TypeParams.NumFields() > 0 && fdecl.Body == nil {

			case funcDecl:
				name := d.decl.Name.Name
				obj := NewFunc(d.decl.Name.Pos(), pkg, name, nil) // signature set later
				hasTParamError := false                           // avoid duplicate type parameter errors
				if d.decl.Recv.NumFields() == 0 {
					// regular function
					if d.decl.Recv != nil {
						check.error(d.decl.Recv, BadRecv, "method has no receiver")

func NewCallback(fn any) uintptr {
	return compileCallback(fn, true)
}

// NewCallbackCDecl converts a Go function to a function pointer conforming to the cdecl calling convention.
// This is useful when interoperating with Windows code requiring callbacks.

		if seen[tname] {
			return false, nil
		}

		// we're done if tdecl defined tname as a new type
		// (rather than an alias)
		tdecl := check.objMap[tname].tdecl // must exist for objects in package scope
		if !tdecl.Alias {
			return ptr, tname
		}

		// otherwise, continue resolving
		typ = tdecl.Type
		if seen == nil {
			seen = make(map[*TypeName]bool)
		}
		seen[tname] = true

func NewCallback(fn interface{}) uintptr {
	return syscall.NewCallback(fn)
}

// NewCallbackCDecl converts a Go function to a function pointer conforming to the cdecl calling convention.
// This is useful when interoperating with Windows code requiring callbacks.