func (v *Codegen) addNamedTypeReference(n *ast.TypeReference, gcon *ast.GenericContext) {
outer := gcon
gcon = ast.NewGenericContextFromTypeReference(n)
gcon.Outer = outer
v.addNamedType(n.BaseType.(*ast.NamedType), ast.TypeReferenceMangledName(ast.MANGLE_ARK_UNSTABLE, n, gcon), gcon)
}
// if outer is not nil, this function does not add the current function gcon as outer, as it assumes it is already there
func (v *Codegen) typeRefToLLVMTypeWithOuter(typ *ast.TypeReference, outer *ast.GenericContext) llvm.Type {
var gcon *ast.GenericContext
if len(typ.GenericArguments) > 0 {
gcon = ast.NewGenericContextFromTypeReference(typ)
} else {
gcon = ast.NewGenericContext(nil, nil)
}
if outer != nil {
gcon.Outer = outer
} else if v.inFunction() {
gcon.Outer = v.currentFunction().gcon
}
return v.typeRefToLLVMTypeWithGenericContext(typ, gcon)
}
func (v *Codegen) typeToLLVMType(typ ast.Type, gcon *ast.GenericContext) llvm.Type {
switch typ := typ.(type) {
case ast.PrimitiveType:
return v.primitiveTypeToLLVMType(typ)
case ast.FunctionType:
return v.functionTypeToLLVMType(typ, true, gcon)
case ast.StructType:
return v.structTypeToLLVMType(typ, gcon)
case ast.PointerType:
return llvm.PointerType(v.typeRefToLLVMTypeWithOuter(typ.Addressee, gcon), 0)
case ast.ArrayType:
return v.arrayTypeToLLVMType(typ, gcon)
case ast.TupleType:
return v.tupleTypeToLLVMType(typ, gcon)
case ast.EnumType:
return v.enumTypeToLLVMType(typ, gcon)
case ast.ReferenceType:
return llvm.PointerType(v.typeRefToLLVMTypeWithOuter(typ.Referrer, gcon), 0)
case *ast.NamedType:
switch typ.Type.(type) {
case ast.StructType, ast.EnumType:
// If something seems wrong with the code and thie problems seems to come from here,
// make sure the type doesn't need generics arguments as well.
// This here ignores them.
name := ast.TypeReferenceMangledName(ast.MANGLE_ARK_UNSTABLE, &ast.TypeReference{BaseType: typ}, gcon)
v.addNamedType(typ, name, gcon)
lt := v.namedTypeLookup[name]
return lt
default:
return v.typeToLLVMType(typ.Type, gcon)
}
case *ast.SubstitutionType:
if gcon == nil {
panic("gcon == nil when getting substitution type")
}
if gcon.GetSubstitutionType(typ) == nil {
panic("missing generic map entry for type " + typ.TypeName() + " " + fmt.Sprintf("(%p)", typ))
}
return v.typeRefToLLVMTypeWithOuter(gcon.GetSubstitutionType(typ), gcon)
default:
log.Debugln("codegen", "Type was %s (%s)", typ.TypeName(), reflect.TypeOf(typ))
panic("Unimplemented type category in LLVM codegen")
}
}
// parentEnum is nil if not in enum
func (v *TypeCheck) CheckTupleLiteral(s *SemanticAnalyzer, lit *ast.TupleLiteral) {
tupleType, ok := lit.GetType().BaseType.ActualType().(ast.TupleType)
if !ok {
panic("Type of tuple literal was not `TupleType`")
}
memberTypes := tupleType.Members
if len(lit.Members) != len(memberTypes) {
s.Err(lit, "Invalid amount of entries in tuple")
}
var gcon *ast.GenericContext
if lit.ParentEnumLiteral != nil {
gcon = ast.NewGenericContext(lit.ParentEnumLiteral.GetType().BaseType.ActualType().(ast.EnumType).GenericParameters, lit.ParentEnumLiteral.Type.GenericArguments)
} else {
gcon = ast.NewGenericContext(nil, nil)
}
for idx, mem := range lit.Members {
expectType(s, mem, gcon.Get(memberTypes[idx]), &mem)
}
}