use labels for backward jumps, nop for forward jumps

[swftools.git] / lib / as3 / parser.y

diff --git a/lib/as3/parser.y b/lib/as3/parser.y
index 6808ae8..ae48ed8 100644 (file)
--- a/lib/as3/parser.y
+++ b/lib/as3/parser.y
@@ -87,6 +87,7 @@
 %token<token> KW_SET "set"
 %token<token> KW_VOID "void"
 %token<token> KW_STATIC
+%token<token> KW_INSTANCEOF "instanceof"
 %token<token> KW_IMPORT "import"
 %token<token> KW_RETURN "return"
 %token<token> KW_TYPEOF "typeof"
@@ -526,8 +527,9 @@ static void startclass(int flags, char*classname, classinfo_t*extends, classinfo
 
     state->cls->abc = abc_class_new(global->file, &classname2, extends2);
     if(flags&FLAG_FINAL) abc_class_final(state->cls->abc);
-    if(flags&FLAG_DYNAMIC) abc_class_sealed(state->cls->abc);
+    if(!(flags&FLAG_DYNAMIC)) abc_class_sealed(state->cls->abc);
     if(interface) abc_class_interface(state->cls->abc);
+    abc_class_protectedNS(state->cls->abc, classname);
 
     for(mlist=implements;mlist;mlist=mlist->next) {
         MULTINAME(m, mlist->classinfo);
@@ -1240,10 +1242,10 @@ IF  : "if" '(' {new_state();} EXPRESSION ')' CODEBLOCK MAYBEELSE {
     if($7) {
         myjmp = $$ = abc_jump($$, 0);
     }
-    myif->branch = $$ = abc_label($$);
+    myif->branch = $$ = abc_nop($$);
     if($7) {
         $$ = code_append($$, $7);
-        myjmp->branch = $$ = abc_label($$);
+        myjmp->branch = $$ = abc_nop($$);
     }
     
     $$ = killvars($$);old_state();
@@ -1262,7 +1264,7 @@ FOR : "for" '(' {new_state();} FOR_INIT ';' EXPRESSION ';' VOIDEXPRESSION ')' CO
     $$ = code_append($$, $10);
     $$ = code_append($$, $8);
     $$ = abc_jump($$, loopstart);
-    code_t*out = $$ = abc_label($$);
+    code_t*out = $$ = abc_nop($$);
     breakjumpsto($$, out);
     myif->branch = out;
 
@@ -1271,13 +1273,14 @@ FOR : "for" '(' {new_state();} FOR_INIT ';' EXPRESSION ';' VOIDEXPRESSION ')' CO
 
 WHILE : "while" '(' {new_state();} EXPRESSION ')' CODEBLOCK {
     $$ = code_new();
+
     code_t*myjmp = $$ = abc_jump($$, 0);
     code_t*loopstart = $$ = abc_label($$);
     $$ = code_append($$, $6);
-    myjmp->branch = $$ = abc_label($$);
+    myjmp->branch = $$ = abc_nop($$);
     $$ = code_append($$, $4.c);
     $$ = abc_iftrue($$, loopstart);
-    code_t*out = $$ = abc_label($$);
+    code_t*out = $$ = abc_nop($$);
     breakjumpsto($$, out);
 
     $$ = killvars($$);old_state();
@@ -1891,6 +1894,12 @@ E : E "as" E {char use_astype=0; // flash player's astype works differently than
               }
              }
 
+E : E "instanceof" E 
+             {$$.c = code_append($1.c, $3.c);
+              $$.c = abc_instanceof($$.c);
+              $$.t = TYPE_BOOLEAN;
+             }
+
 E : E "is" E {$$.c = code_append($1.c, $3.c);
               $$.c = abc_istypelate($$.c);
               $$.t = TYPE_BOOLEAN;