typedef struct ast_ternary_s ast_ternary;
typedef struct ast_loop_s ast_loop;
typedef struct ast_call_s ast_call;
+typedef struct ast_unary_s ast_unary;
+typedef struct ast_return_s ast_return;
/* Node interface with common components
*/
const char *vstring;
int ventity;
ast_function *vfunc;
+ quaternion vquat;
+ matrix vmat;
} constval;
ir_value *ir_v;
bool ast_binary_codegen(ast_binary*, ast_function*, bool lvalue, ir_value**);
+/* Unary
+ *
+ * Regular unary expressions: not,neg
+ */
+struct ast_unary_s
+{
+ ast_expression_common expression;
+
+ int op;
+ ast_expression *operand;
+};
+ast_unary* ast_unary_new(lex_ctx ctx,
+ int op,
+ ast_expression *expr);
+void ast_unary_delete(ast_unary*);
+
+bool ast_unary_codegen(ast_unary*, ast_function*, bool lvalue, ir_value**);
+
+/* Return
+ *
+ * Make sure 'return' only happens at the end of a block, otherwise the IR
+ * will refuse to create further instructions.
+ * This should be honored by the parser.
+ */
+struct ast_return_s
+{
+ ast_expression_common expression;
+ ast_expression *operand;
+};
+ast_return* ast_return_new(lex_ctx ctx,
+ ast_expression *expr);
+void ast_return_delete(ast_return*);
+
+bool ast_return_codegen(ast_return*, ast_function*, bool lvalue, ir_value**);
+
/* Entity-field
*
* This must do 2 things:
};
ast_block* ast_block_new(lex_ctx ctx);
void ast_block_delete(ast_block*);
+bool ast_block_set_type(ast_block*, ast_expression *from);
MEM_VECTOR_PROTO(ast_block, ast_value*, locals);
MEM_VECTOR_PROTO(ast_block, ast_expression*, exprs);