Added a flag to both ast and ir which enforces the generation of a globaldef for...

[xonotic/gmqcc.git] / ast.c

diff --git a/ast.c b/ast.c
index 7d4b93dd28aa1c4acf254cbbe035491644a4a83e..995ba094efa04432e655135b489e7e61fb3b7148 100644 (file)
--- a/ast.c
+++ b/ast.c
@@ -724,9 +724,12 @@ ast_ternary* ast_ternary_new(lex_ctx ctx, ast_expression *cond, ast_expression *
 
 void ast_ternary_delete(ast_ternary *self)
 {
-    ast_unref(self->cond);
-    ast_unref(self->on_true);
-    ast_unref(self->on_false);
+    /* the if()s are only there because computed-gotos can set them
+     * to NULL
+     */
+    if (self->cond)     ast_unref(self->cond);
+    if (self->on_true)  ast_unref(self->on_true);
+    if (self->on_false) ast_unref(self->on_false);
     ast_expression_delete((ast_expression*)self);
     mem_d(self);
 }
@@ -831,6 +834,8 @@ ast_label* ast_label_new(lex_ctx ctx, const char *name, bool undefined)
     ast_instantiate(ast_label, ctx, ast_label_delete);
     ast_expression_init((ast_expression*)self, (ast_expression_codegen*)&ast_label_codegen);
 
+    self->expression.vtype = TYPE_NOEXPR;
+
     self->name      = util_strdup(name);
     self->irblock   = NULL;
     self->gotos     = NULL;
@@ -1159,6 +1164,8 @@ bool ast_global_codegen(ast_value *self, ir_builder *ir, bool isfield)
 
         self->constval.vfunc->ir_func = func;
         self->ir_v = func->value;
+        if (self->expression.flags & AST_FLAG_INCLUDE_DEF)
+            self->ir_v->flags |= IR_FLAG_INCLUDE_DEF;
         /* The function is filled later on ast_function_codegen... */
         return true;
     }
@@ -1201,6 +1208,8 @@ bool ast_global_codegen(ast_value *self, ir_builder *ir, bool isfield)
             v->unique_life = true;
             v->locked      = true;
             array->ir_v = self->ir_v = v;
+            if (self->expression.flags & AST_FLAG_INCLUDE_DEF)
+                self->ir_v->flags |= IR_FLAG_INCLUDE_DEF;
 
             namelen = strlen(self->name);
             name    = (char*)mem_a(namelen + 16);
@@ -1219,6 +1228,8 @@ bool ast_global_codegen(ast_value *self, ir_builder *ir, bool isfield)
                 array->ir_values[ai]->context = ast_ctx(self);
                 array->ir_values[ai]->unique_life = true;
                 array->ir_values[ai]->locked      = true;
+                if (self->expression.flags & AST_FLAG_INCLUDE_DEF)
+                    self->ir_values[ai]->flags |= IR_FLAG_INCLUDE_DEF;
             }
             mem_d(name);
         }
@@ -1229,6 +1240,8 @@ bool ast_global_codegen(ast_value *self, ir_builder *ir, bool isfield)
                 return false;
             v->context = ast_ctx(self);
             self->ir_v = v;
+            if (self->expression.flags & AST_FLAG_INCLUDE_DEF)
+                self->ir_v->flags |= IR_FLAG_INCLUDE_DEF;
         }
         return true;
     }
@@ -1253,6 +1266,8 @@ bool ast_global_codegen(ast_value *self, ir_builder *ir, bool isfield)
         v->context = ast_ctx(self);
         v->unique_life = true;
         v->locked      = true;
+        if (self->expression.flags & AST_FLAG_INCLUDE_DEF)
+            v->flags |= IR_FLAG_INCLUDE_DEF;
 
         namelen = strlen(self->name);
         name    = (char*)mem_a(namelen + 16);
@@ -1271,6 +1286,8 @@ bool ast_global_codegen(ast_value *self, ir_builder *ir, bool isfield)
             self->ir_values[ai]->context = ast_ctx(self);
             self->ir_values[ai]->unique_life = true;
             self->ir_values[ai]->locked      = true;
+            if (self->expression.flags & AST_FLAG_INCLUDE_DEF)
+                self->ir_values[ai]->flags |= IR_FLAG_INCLUDE_DEF;
         }
         mem_d(name);
     }
@@ -1333,6 +1350,8 @@ bool ast_global_codegen(ast_value *self, ir_builder *ir, bool isfield)
     /* link us to the ir_value */
     v->cvq = self->cvq;
     self->ir_v = v;
+    if (self->expression.flags & AST_FLAG_INCLUDE_DEF)
+        self->ir_v->flags |= IR_FLAG_INCLUDE_DEF;
     return true;
 
 error: /* clean up */