forked from cosmonaut/wraith-lang
Generic Structs (#11)
Reviewed-on: cosmonaut/wraith-lang#11 Co-authored-by: cosmonaut <evan@moonside.games> Co-committed-by: cosmonaut <evan@moonside.games>main
parent
a571edcf6d
commit
9adfaed54c
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@ -113,9 +113,13 @@ BaseType : VOID
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{
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$$ = MakePrimitiveTypeNode(MemoryAddress);
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}
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| Identifier GenericArgumentClauseNonEmpty
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{
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$$ = MakeConcreteGenericTypeNode($1, $2);
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}
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| Identifier
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{
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$$ = MakeCustomTypeNode(yytext);
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$$ = MakeCustomTypeNode($1);
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}
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| REFERENCE LESS_THAN Type GREATER_THAN
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{
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@ -157,6 +161,30 @@ Number : NUMBER
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$$ = MakeNumberNode(yytext);
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}
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FieldInit : Identifier COLON Expression
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{
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$$ = MakeFieldInitNode($1, $3);
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}
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StructInitFields : FieldInit
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{
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$$ = StartStructInitFieldsNode($1);
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}
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| StructInitFields COMMA FieldInit
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{
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$$ = AddFieldInitNode($1, $3);
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}
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{
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$$ = MakeEmptyFieldInitNode();
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}
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;
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StructInitExpression : Type LEFT_BRACE StructInitFields RIGHT_BRACE
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{
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$$ = MakeStructInitExpressionNode($1, $3);
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}
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PrimaryExpression : Number
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| STRING_LITERAL
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{
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@ -168,6 +196,7 @@ PrimaryExpression : Number
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}
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| FunctionCallExpression
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| AccessExpression
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| StructInitExpression
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;
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UnaryExpression : BANG Expression
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@ -290,11 +319,11 @@ Statements : Statement
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$$ = AddStatement($1, $2);
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}
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Arguments : PrimaryExpression
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Arguments : Expression
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{
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$$ = StartFunctionArgumentSequenceNode($1);
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}
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| Arguments COMMA PrimaryExpression
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| Arguments COMMA Expression
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{
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$$ = AddFunctionArgumentNode($1, $3);
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}
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@ -359,11 +388,13 @@ GenericArguments : GenericArgument
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$$ = AddGenericArgument($1, $3);
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}
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GenericArgumentClause : LESS_THAN GenericArguments GREATER_THAN
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GenericArgumentClauseNonEmpty : LESS_THAN GenericArguments GREATER_THAN
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{
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$$ = $2;
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}
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;
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GenericArgumentClause : GenericArgumentClauseNonEmpty
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{
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$$ = MakeEmptyGenericArgumentsNode();
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38
generic.w
38
generic.w
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@ -14,9 +14,24 @@ struct MemoryBlock<T>
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start: MemoryAddress;
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capacity: uint;
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AddressOf(count: uint): MemoryAddress
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AddressOf(index: uint): MemoryAddress
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{
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return start + (count * @sizeof<T>());
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return start + (index * @sizeof<T>());
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}
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Get(index: uint): T
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{
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return @dereference<T>(AddressOf(index));
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}
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Set(index: uint, value: T): void
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{
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@memcpy(AddressOf(index), @addr(value), @sizeof<T>());
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}
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Free(): void
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{
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@free(start);
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}
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}
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@ -24,8 +39,21 @@ struct Program {
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static Main(): int {
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x: int = 4;
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y: int = Foo.Func(x);
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addr: MemoryAddress = @malloc(y);
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@free(addr);
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return x;
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block: MemoryBlock<int> = MemoryBlock<int>
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{
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capacity: y,
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start: @malloc(y * @sizeof<int>())
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};
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block.Set(0, 5);
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block.Set(1, 3);
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block.Set(2, 9);
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block.Set(3, 100);
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Console.PrintLine("%p", block.start);
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Console.PrintLine("%i", block.Get(0));
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Console.PrintLine("%i", block.Get(1));
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Console.PrintLine("%i", block.Get(2));
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Console.PrintLine("%i", block.Get(3));
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block.Free();
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return 0;
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}
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}
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221
src/ast.c
221
src/ast.c
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@ -19,6 +19,8 @@ const char *SyntaxKindString(SyntaxKind syntaxKind)
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return "BinaryExpression";
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case Comment:
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return "Comment";
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case ConcreteGenericTypeNode:
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return "ConcreteGenericTypeNode";
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case CustomTypeNode:
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return "CustomTypeNode";
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case Declaration:
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@ -27,6 +29,8 @@ const char *SyntaxKindString(SyntaxKind syntaxKind)
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return "ForLoop";
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case DeclarationSequence:
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return "DeclarationSequence";
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case FieldInit:
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return "FieldInit";
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case FunctionArgumentSequence:
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return "FunctionArgumentSequence";
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case FunctionCallExpression:
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@ -71,6 +75,10 @@ const char *SyntaxKindString(SyntaxKind syntaxKind)
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return "StringLiteral";
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case StructDeclaration:
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return "StructDeclaration";
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case StructInit:
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return "StructInit";
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case StructInitFields:
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return "StructInitFields";
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case SystemCall:
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return "SystemCall";
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case Type:
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@ -95,11 +103,12 @@ Node *MakePrimitiveTypeNode(PrimitiveType type)
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return node;
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}
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Node *MakeCustomTypeNode(char *name)
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Node *MakeCustomTypeNode(Node *identifierNode)
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{
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Node *node = (Node *)malloc(sizeof(Node));
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node->syntaxKind = CustomTypeNode;
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node->customType.name = strdup(name);
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node->customType.name = strdup(identifierNode->identifier.name);
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free(identifierNode);
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return node;
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}
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@ -111,6 +120,18 @@ Node *MakeReferenceTypeNode(Node *typeNode)
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return node;
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}
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Node *MakeConcreteGenericTypeNode(
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Node *identifierNode,
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Node *genericArgumentsNode)
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{
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Node *node = (Node *)malloc(sizeof(Node));
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node->syntaxKind = ConcreteGenericTypeNode;
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node->concreteGenericType.name = strdup(identifierNode->identifier.name);
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node->concreteGenericType.genericArguments = genericArgumentsNode;
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free(identifierNode);
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return node;
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}
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Node *MakeTypeNode(Node *typeNode)
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{
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Node *node = (Node *)malloc(sizeof(Node));
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@ -542,6 +563,55 @@ Node *MakeForLoopNode(
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return node;
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}
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Node *MakeFieldInitNode(Node *identifierNode, Node *expressionNode)
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{
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Node *node = (Node *)malloc(sizeof(Node));
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node->syntaxKind = FieldInit;
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node->fieldInit.identifier = identifierNode;
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node->fieldInit.expression = expressionNode;
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return node;
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}
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Node *StartStructInitFieldsNode(Node *fieldInitNode)
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{
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Node *node = (Node *)malloc(sizeof(Node));
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node->syntaxKind = StructInitFields;
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node->structInitFields.fieldInits = (Node **)malloc(sizeof(Node *));
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node->structInitFields.fieldInits[0] = fieldInitNode;
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node->structInitFields.count = 1;
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return node;
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}
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Node *AddFieldInitNode(Node *structInitFieldsNode, Node *fieldInitNode)
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{
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structInitFieldsNode->structInitFields.fieldInits = realloc(
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structInitFieldsNode->structInitFields.fieldInits,
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sizeof(Node *) * (structInitFieldsNode->structInitFields.count + 1));
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structInitFieldsNode->structInitFields
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.fieldInits[structInitFieldsNode->structInitFields.count] =
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fieldInitNode;
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structInitFieldsNode->structInitFields.count += 1;
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return structInitFieldsNode;
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}
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Node *MakeEmptyFieldInitNode()
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{
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Node *node = (Node *)malloc(sizeof(Node));
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node->syntaxKind = StructInitFields;
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node->structInitFields.fieldInits = NULL;
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node->structInitFields.count = 0;
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return node;
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}
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Node *MakeStructInitExpressionNode(Node *typeNode, Node *structInitFieldsNode)
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{
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Node *node = (Node *)malloc(sizeof(Node));
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node->syntaxKind = StructInit;
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node->structInit.type = typeNode;
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node->structInit.initFields = structInitFieldsNode;
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return node;
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}
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static const char *PrimitiveTypeToString(PrimitiveType type)
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{
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switch (type)
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@ -624,6 +694,11 @@ void PrintNode(Node *node, uint32_t tabCount)
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PrintNode(node->binaryExpression.right, tabCount + 1);
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return;
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case ConcreteGenericTypeNode:
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printf("%s\n", node->concreteGenericType.name);
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PrintNode(node->concreteGenericType.genericArguments, tabCount + 1);
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return;
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case CustomTypeNode:
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printf("%s\n", node->customType.name);
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return;
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@ -642,6 +717,12 @@ void PrintNode(Node *node, uint32_t tabCount)
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}
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return;
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case FieldInit:
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printf("\n");
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PrintNode(node->fieldInit.identifier, tabCount + 1);
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PrintNode(node->fieldInit.expression, tabCount + 1);
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return;
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case ForLoop:
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printf("\n");
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PrintNode(node->forLoop.declaration, tabCount + 1);
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@ -797,6 +878,20 @@ void PrintNode(Node *node, uint32_t tabCount)
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PrintNode(node->structDeclaration.declarationSequence, tabCount + 1);
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return;
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case StructInit:
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printf("\n");
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PrintNode(node->structInit.type, tabCount + 1);
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PrintNode(node->structInit.initFields, tabCount + 1);
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return;
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case StructInitFields:
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printf("\n");
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for (i = 0; i < node->structInitFields.count; i += 1)
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{
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PrintNode(node->structInitFields.fieldInits[i], tabCount + 1);
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}
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return;
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case SystemCall:
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printf("\n");
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PrintNode(node->systemCall.identifier, tabCount + 1);
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@ -843,6 +938,10 @@ void Recurse(Node *node, void (*func)(Node *))
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case Comment:
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return;
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case ConcreteGenericTypeNode:
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func(node->concreteGenericType.genericArguments);
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return;
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case CustomTypeNode:
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return;
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@ -858,6 +957,11 @@ void Recurse(Node *node, void (*func)(Node *))
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}
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return;
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case FieldInit:
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func(node->fieldInit.identifier);
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func(node->fieldInit.expression);
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return;
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case ForLoop:
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func(node->forLoop.declaration);
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func(node->forLoop.startNumber);
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@ -979,6 +1083,18 @@ void Recurse(Node *node, void (*func)(Node *))
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func(node->structDeclaration.declarationSequence);
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return;
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case StructInit:
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func(node->structInit.type);
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func(node->structInit.initFields);
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return;
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case StructInitFields:
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for (i = 0; i < node->structInitFields.count; i += 1)
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{
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func(node->structInitFields.fieldInits[i]);
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}
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return;
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case SystemCall:
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func(node->systemCall.identifier);
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func(node->systemCall.argumentSequence);
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@ -1004,6 +1120,8 @@ void Recurse(Node *node, void (*func)(Node *))
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TypeTag *MakeTypeTag(Node *node)
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{
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uint32_t i;
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if (node == NULL)
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{
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fprintf(
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@ -1034,6 +1152,28 @@ TypeTag *MakeTypeTag(Node *node)
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tag->value.customType = strdup(node->customType.name);
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break;
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case ConcreteGenericTypeNode:
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tag->type = ConcreteGeneric;
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tag->value.concreteGenericType.name =
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strdup(node->concreteGenericType.name);
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tag->value.concreteGenericType.genericArgumentCount =
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node->concreteGenericType.genericArguments->genericArguments.count;
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tag->value.concreteGenericType.genericArguments = malloc(
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sizeof(TypeTag *) *
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tag->value.concreteGenericType.genericArgumentCount);
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for (i = 0;
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i <
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node->concreteGenericType.genericArguments->genericArguments.count;
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i += 1)
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{
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tag->value.concreteGenericType.genericArguments[i] = MakeTypeTag(
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node->concreteGenericType.genericArguments->genericArguments
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.arguments[i]
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->genericArgument.type);
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}
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break;
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case Declaration:
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tag = MakeTypeTag(node->declaration.type);
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break;
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@ -1078,6 +1218,8 @@ TypeTag *MakeTypeTag(Node *node)
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char *TypeTagToString(TypeTag *tag)
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{
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uint32_t i;
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if (tag == NULL)
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{
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fprintf(
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@ -1114,6 +1256,64 @@ char *TypeTagToString(TypeTag *tag)
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sprintf(result, "Generic<%s>", tag->value.genericType);
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return result;
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}
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case ConcreteGeneric:
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{
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char *result = strdup(tag->value.concreteGenericType.name);
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uint32_t len = strlen(result);
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len += 2;
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result = realloc(result, sizeof(char) * len);
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strcat(result, "<");
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for (i = 0; i < tag->value.concreteGenericType.genericArgumentCount;
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i += 1)
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{
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char *inner = TypeTagToString(
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tag->value.concreteGenericType.genericArguments[i]);
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len += strlen(inner);
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result = realloc(result, sizeof(char) * (len + 3));
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if (i != tag->value.concreteGenericType.genericArgumentCount - 1)
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{
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strcat(result, ", ");
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}
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strcat(result, inner);
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}
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result = realloc(result, sizeof(char) * (len + 1));
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strcat(result, ">");
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return result;
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}
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}
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}
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uint8_t TypeTagEqual(TypeTag *typeTagA, TypeTag *typeTagB)
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{
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if (typeTagA->type != typeTagB->type)
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{
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return 0;
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}
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switch (typeTagA->type)
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{
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case Primitive:
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return typeTagA->value.primitiveType == typeTagB->value.primitiveType;
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case Reference:
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return TypeTagEqual(
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typeTagA->value.referenceType,
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typeTagB->value.referenceType);
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case Custom:
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return strcmp(typeTagA->value.customType, typeTagB->value.customType) ==
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0;
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case Generic:
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return strcmp(
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typeTagA->value.genericType,
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typeTagB->value.genericType) == 0;
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default:
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fprintf(stderr, "Invalid type comparison!");
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return 0;
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}
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}
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@ -1164,6 +1364,11 @@ void LinkParentPointers(Node *node, Node *prev)
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}
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return;
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case FieldInit:
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LinkParentPointers(node->fieldInit.identifier, node);
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LinkParentPointers(node->fieldInit.expression, node);
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return;
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case ForLoop:
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LinkParentPointers(node->forLoop.declaration, node);
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LinkParentPointers(node->forLoop.startNumber, node);
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@ -1288,6 +1493,18 @@ void LinkParentPointers(Node *node, Node *prev)
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LinkParentPointers(node->structDeclaration.declarationSequence, node);
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return;
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case StructInit:
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LinkParentPointers(node->structInit.type, node);
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LinkParentPointers(node->structInit.initFields, node);
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return;
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case StructInitFields:
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for (i = 0; i < node->structInitFields.count; i += 1)
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{
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LinkParentPointers(node->structInitFields.fieldInits[i], node);
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}
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return;
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case SystemCall:
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LinkParentPointers(node->systemCall.identifier, node);
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LinkParentPointers(node->systemCall.argumentSequence, node);
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|
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57
src/ast.h
57
src/ast.h
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@ -19,9 +19,11 @@ typedef enum
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Assignment,
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BinaryExpression,
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Comment,
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ConcreteGenericTypeNode,
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CustomTypeNode,
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Declaration,
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DeclarationSequence,
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FieldInit,
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ForLoop,
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FunctionArgumentSequence,
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FunctionCallExpression,
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@ -46,6 +48,8 @@ typedef enum
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StaticModifier,
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StringLiteral,
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StructDeclaration,
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StructInit,
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StructInitFields,
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SystemCall,
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Type,
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UnaryExpression
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@ -86,7 +90,16 @@ typedef union
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BinaryOperator binaryOperator;
|
||||
} Operator;
|
||||
|
||||
typedef struct TypeTag
|
||||
typedef struct TypeTag TypeTag;
|
||||
|
||||
typedef struct ConcreteGenericTypeTag
|
||||
{
|
||||
char *name;
|
||||
TypeTag **genericArguments;
|
||||
uint32_t genericArgumentCount;
|
||||
} ConcreteGenericTypeTag;
|
||||
|
||||
struct TypeTag
|
||||
{
|
||||
enum Type
|
||||
{
|
||||
|
|
@ -94,7 +107,8 @@ typedef struct TypeTag
|
|||
Primitive,
|
||||
Reference,
|
||||
Custom,
|
||||
Generic
|
||||
Generic,
|
||||
ConcreteGeneric
|
||||
} type;
|
||||
union
|
||||
{
|
||||
|
|
@ -106,8 +120,10 @@ typedef struct TypeTag
|
|||
char *customType;
|
||||
/* Valid when type = Generic. */
|
||||
char *genericType;
|
||||
/* Valid when type = ConcreteGeneric */
|
||||
ConcreteGenericTypeTag concreteGenericType;
|
||||
} value;
|
||||
} TypeTag;
|
||||
};
|
||||
|
||||
typedef struct Node Node;
|
||||
|
||||
|
|
@ -146,6 +162,12 @@ struct Node
|
|||
|
||||
} comment;
|
||||
|
||||
struct
|
||||
{
|
||||
char *name;
|
||||
Node *genericArguments;
|
||||
} concreteGenericType;
|
||||
|
||||
struct
|
||||
{
|
||||
char *name;
|
||||
|
|
@ -163,6 +185,12 @@ struct Node
|
|||
uint32_t count;
|
||||
} declarationSequence;
|
||||
|
||||
struct
|
||||
{
|
||||
Node *identifier;
|
||||
Node *expression;
|
||||
} fieldInit;
|
||||
|
||||
struct
|
||||
{
|
||||
Node *declaration;
|
||||
|
|
@ -304,6 +332,18 @@ struct Node
|
|||
Node *genericDeclarations;
|
||||
} structDeclaration;
|
||||
|
||||
struct
|
||||
{
|
||||
Node *type;
|
||||
Node *initFields;
|
||||
} structInit;
|
||||
|
||||
struct
|
||||
{
|
||||
Node **fieldInits;
|
||||
uint32_t count;
|
||||
} structInitFields;
|
||||
|
||||
struct
|
||||
{
|
||||
Node *identifier;
|
||||
|
|
@ -329,8 +369,11 @@ const char *SyntaxKindString(SyntaxKind syntaxKind);
|
|||
|
||||
uint8_t IsPrimitiveType(Node *typeNode);
|
||||
Node *MakePrimitiveTypeNode(PrimitiveType type);
|
||||
Node *MakeCustomTypeNode(char *string);
|
||||
Node *MakeCustomTypeNode(Node *identifierNode);
|
||||
Node *MakeReferenceTypeNode(Node *typeNode);
|
||||
Node *MakeConcreteGenericTypeNode(
|
||||
Node *identifierNode,
|
||||
Node *genericArgumentsNode);
|
||||
Node *MakeTypeNode(Node *typeNode);
|
||||
Node *MakeIdentifierNode(const char *id);
|
||||
Node *MakeNumberNode(const char *numberString);
|
||||
|
|
@ -397,6 +440,11 @@ Node *MakeForLoopNode(
|
|||
Node *startNumberNode,
|
||||
Node *endNumberNode,
|
||||
Node *statementSequenceNode);
|
||||
Node *MakeFieldInitNode(Node *identifierNode, Node *expressionNode);
|
||||
Node *StartStructInitFieldsNode(Node *fieldInitNode);
|
||||
Node *AddFieldInitNode(Node *structInitFieldsNode, Node *fieldInitNode);
|
||||
Node *MakeEmptyFieldInitNode();
|
||||
Node *MakeStructInitExpressionNode(Node *typeNode, Node *structInitFieldsNode);
|
||||
|
||||
void PrintNode(Node *node, uint32_t tabCount);
|
||||
const char *SyntaxKindString(SyntaxKind syntaxKind);
|
||||
|
|
@ -412,6 +460,7 @@ void LinkParentPointers(Node *node, Node *prev);
|
|||
|
||||
TypeTag *MakeTypeTag(Node *node);
|
||||
char *TypeTagToString(TypeTag *tag);
|
||||
uint8_t TypeTagEqual(TypeTag *typeTagA, TypeTag *typeTagB);
|
||||
|
||||
Node *LookupIdNode(Node *current, Node *prev, char *target);
|
||||
|
||||
|
|
|
|||
1057
src/codegen.c
1057
src/codegen.c
File diff suppressed because it is too large
Load Diff
11
src/util.c
11
src/util.c
|
|
@ -5,7 +5,7 @@
|
|||
char *strdup(const char *s)
|
||||
{
|
||||
size_t slen = strlen(s);
|
||||
char *result = (char *)malloc(slen + 1);
|
||||
char *result = (char *)malloc(sizeof(char) * (slen + 1));
|
||||
if (result == NULL)
|
||||
{
|
||||
return NULL;
|
||||
|
|
@ -15,6 +15,15 @@ char *strdup(const char *s)
|
|||
return result;
|
||||
}
|
||||
|
||||
char *w_strcat(char *s, char *s2)
|
||||
{
|
||||
size_t slen = strlen(s);
|
||||
size_t slen2 = strlen(s2);
|
||||
s = realloc(s, sizeof(char) * (slen + slen2 + 1));
|
||||
strcat(s, s2);
|
||||
return s;
|
||||
}
|
||||
|
||||
uint64_t str_hash(char *str)
|
||||
{
|
||||
uint64_t hash = 5381;
|
||||
|
|
|
|||
|
|
@ -5,6 +5,7 @@
|
|||
#include <string.h>
|
||||
|
||||
char *strdup(const char *s);
|
||||
char *w_strcat(char *s, char *s2);
|
||||
uint64_t str_hash(char *str);
|
||||
|
||||
#endif /* WRAITH_UTIL_H */
|
||||
|
|
|
|||
Loading…
Reference in New Issue