the lexer now doesn't _allocate_ the token structure, also: the vector holding the...

[xonotic/gmqcc.git] / ast.h

diff --git a/ast.h b/ast.h
index 55f4427950a18caac8cfb804c6ecb4e86981ca1b..0664f2825895256c520f012f2b0d678597c061ab 100644 (file)
--- a/ast.h
+++ b/ast.h
@@ -66,6 +66,7 @@ enum {
 };
 
 #define ast_istype(x, t) ( ((ast_node_common*)x)->nodetype == (TYPE_##t) )
+#define ast_ctx(node) (((ast_node_common*)(node))->context)
 
 /* Node interface with common components
  */
@@ -106,6 +107,7 @@ typedef struct
     int                     vtype;
     ast_expression         *next;
     MEM_VECTOR_MAKE(ast_value*, params);
+    bool                    variadic;
     /* The codegen functions should store their output values
      * so we can call it multiple times without re-evaluating.
      * Store lvalue and rvalue seperately though. So that
@@ -144,10 +146,14 @@ struct ast_value_s
         ast_function *vfunc;
     } constval;
 
+    /* usecount for the parser */
+    size_t uses;
+
     ir_value *ir_v;
 };
 
 ast_value* ast_value_new(lex_ctx ctx, const char *name, int qctype);
+ast_value* ast_value_copy(const ast_value *self);
 /* This will NOT delete an underlying ast_function */
 void ast_value_delete(ast_value*);
 
@@ -159,6 +165,11 @@ bool ast_global_codegen(ast_value *self, ir_builder *ir);
 
 bool GMQCC_WARN ast_value_params_add(ast_value*, ast_value*);
 
+bool ast_compare_type(ast_expression *a, ast_expression *b);
+ast_expression* ast_type_copy(lex_ctx ctx, const ast_expression *ex);
+#define ast_type_adopt(a, b) ast_type_adopt_impl((ast_expression*)(a), (ast_expression*)(b))
+bool ast_type_adopt_impl(ast_expression *self, const ast_expression *other);
+
 /* Binary
  *
  * A value-returning binary expression.
@@ -424,6 +435,7 @@ struct ast_block_s
 
     MEM_VECTOR_MAKE(ast_value*,      locals);
     MEM_VECTOR_MAKE(ast_expression*, exprs);
+    MEM_VECTOR_MAKE(ast_expression*, collect);
 };
 ast_block* ast_block_new(lex_ctx ctx);
 void ast_block_delete(ast_block*);
@@ -431,8 +443,10 @@ 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);
+MEM_VECTOR_PROTO(ast_block, ast_expression*, collect);
 
 bool ast_block_codegen(ast_block*, ast_function*, bool lvalue, ir_value**);
+bool ast_block_collect(ast_block*, ast_expression*);
 
 /* Function
  *