X-Git-Url: https://git.xonotic.org/?a=blobdiff_plain;f=ast.h;h=a08c4c0d4072d5df8bd61cacaff8fd971c59b704;hb=904196e9bb6818e5080de6ced1833f3d207242fc;hp=d0ce67a02aba7846dd0ce31fb6049cdae7e2edc7;hpb=c3460c1654bb3b28b35c7e5b9b6bf81668ec062a;p=xonotic%2Fgmqcc.git

diff --git a/ast.h b/ast.h
index d0ce67a..a08c4c0 100644
--- a/ast.h
+++ b/ast.h
@@ -40,6 +40,7 @@ typedef struct ast_entfield_s   ast_entfield;
 typedef struct ast_ifthen_s     ast_ifthen;
 typedef struct ast_ternary_s    ast_ternary;
 typedef struct ast_loop_s       ast_loop;
+typedef struct ast_call_s       ast_call;
 
 /* Node interface with common components
  */
@@ -284,6 +285,29 @@ void ast_loop_delete(ast_loop*);
 
 bool ast_loop_codegen(ast_loop*, ast_function*, bool lvalue, ir_value**);
 
+/* CALL node
+ *
+ * Contains an ast_expression as target, rather than an ast_function/value.
+ * Since it's how QC works, every ast_function has an ast_value
+ * associated anyway - in other words, the VM contains function
+ * pointers for every function anyway. Thus, this node will call
+ * expression.
+ * Additionally it contains a list of ast_expressions as parameters.
+ * Since calls can return values, an ast_call is also an ast_expression.
+ */
+struct ast_call_s
+{
+    ast_expression_common expression;
+    ast_expression *func;
+    MEM_VECTOR_MAKE(ast_expression*, params);
+};
+ast_call* ast_call_new(lex_ctx ctx,
+                       ast_expression *funcexpr);
+void ast_call_delete(ast_call*);
+bool ast_call_codegen(ast_call*, ast_function*, bool lvalue, ir_value**);
+
+MEM_VECTOR_PROTO(ast_call, ast_expression*, params);
+
 /* Blocks
  *
  */
@@ -319,6 +343,8 @@ struct ast_function_s
     ast_value  *vtype;
     const char *name;
 
+    int builtin;
+
     ir_function *ir_func;
     ir_block    *curblock;
     ir_block    *breakblock;
@@ -332,6 +358,7 @@ struct ast_function_s
     char         labelbuf[64];
 
     MEM_VECTOR_MAKE(ast_block*, blocks);
+    MEM_VECTOR_MAKE(ast_value*, params);
 };
 ast_function* ast_function_new(lex_ctx ctx, const char *name, ast_value *vtype);
 /* This will NOT delete the underlying ast_value */
@@ -342,6 +369,7 @@ void ast_function_delete(ast_function*);
 const char* ast_function_label(ast_function*, const char *prefix);
 
 MEM_VECTOR_PROTO(ast_function, ast_block*, blocks);
+MEM_VECTOR_PROTO(ast_function, ast_value*, params);
 
 bool ast_function_codegen(ast_function *self, ir_builder *builder);