2 * Copyright 2008,2011 Jacek Caban for CodeWeavers
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
20 #include "wine/port.h"
28 #include "wine/debug.h"
30 WINE_DEFAULT_DEBUG_CHANNEL(jscript
);
32 static const WCHAR booleanW
[] = {'b','o','o','l','e','a','n',0};
33 static const WCHAR functionW
[] = {'f','u','n','c','t','i','o','n',0};
34 static const WCHAR numberW
[] = {'n','u','m','b','e','r',0};
35 static const WCHAR objectW
[] = {'o','b','j','e','c','t',0};
36 static const WCHAR stringW
[] = {'s','t','r','i','n','g',0};
37 static const WCHAR undefinedW
[] = {'u','n','d','e','f','i','n','e','d',0};
38 static const WCHAR unknownW
[] = {'u','n','k','n','o','w','n',0};
40 struct _except_frame_t
{
49 static HRESULT
stack_push(exec_ctx_t
*ctx
, VARIANT
*v
)
51 if(!ctx
->stack_size
) {
52 ctx
->stack
= heap_alloc(16*sizeof(VARIANT
));
56 }else if(ctx
->stack_size
== ctx
->top
) {
59 new_stack
= heap_realloc(ctx
->stack
, ctx
->stack_size
*2*sizeof(VARIANT
));
65 ctx
->stack
= new_stack
;
69 ctx
->stack
[ctx
->top
++] = *v
;
73 static HRESULT
stack_push_bool(exec_ctx_t
*ctx
, BOOL b
)
78 V_BOOL(&v
) = b
? VARIANT_TRUE
: VARIANT_FALSE
;
79 return stack_push(ctx
, &v
);
82 static inline HRESULT
stack_push_number(exec_ctx_t
*ctx
, double number
)
86 num_set_val(&v
, number
);
87 return stack_push(ctx
, &v
);
90 static inline HRESULT
stack_push_int(exec_ctx_t
*ctx
, INT n
)
96 return stack_push(ctx
, &v
);
99 static inline HRESULT
stack_push_string(exec_ctx_t
*ctx
, const WCHAR
*str
)
104 V_BSTR(&v
) = SysAllocString(str
);
105 return V_BSTR(&v
) ? stack_push(ctx
, &v
) : E_OUTOFMEMORY
;
108 static HRESULT
stack_push_objid(exec_ctx_t
*ctx
, IDispatch
*disp
, DISPID id
)
113 V_VT(&v
) = VT_DISPATCH
;
114 V_DISPATCH(&v
) = disp
;
115 hres
= stack_push(ctx
, &v
);
121 return stack_push(ctx
, &v
);
124 static inline VARIANT
*stack_top(exec_ctx_t
*ctx
)
127 return ctx
->stack
+ ctx
->top
-1;
130 static inline VARIANT
*stack_topn(exec_ctx_t
*ctx
, unsigned n
)
132 assert(ctx
->top
> n
);
133 return ctx
->stack
+ ctx
->top
-1-n
;
136 static inline VARIANT
*stack_pop(exec_ctx_t
*ctx
)
139 return ctx
->stack
+ --ctx
->top
;
142 static void stack_popn(exec_ctx_t
*ctx
, unsigned n
)
145 VariantClear(stack_pop(ctx
));
148 static HRESULT
stack_pop_number(exec_ctx_t
*ctx
, double *r
)
154 hres
= to_number(ctx
->script
, v
, ctx
->ei
, r
);
159 static HRESULT
stack_pop_object(exec_ctx_t
*ctx
, IDispatch
**r
)
165 if(V_VT(v
) == VT_DISPATCH
) {
167 return throw_type_error(ctx
->script
, ctx
->ei
, JS_E_OBJECT_REQUIRED
, NULL
);
172 hres
= to_object(ctx
->script
, v
, r
);
177 static inline HRESULT
stack_pop_int(exec_ctx_t
*ctx
, INT
*r
)
179 return to_int32(ctx
->script
, stack_pop(ctx
), ctx
->ei
, r
);
182 static inline HRESULT
stack_pop_uint(exec_ctx_t
*ctx
, DWORD
*r
)
184 return to_uint32(ctx
->script
, stack_pop(ctx
), ctx
->ei
, r
);
187 static inline IDispatch
*stack_pop_objid(exec_ctx_t
*ctx
, DISPID
*id
)
189 assert(V_VT(stack_top(ctx
)) == VT_INT
&& V_VT(stack_topn(ctx
, 1)) == VT_DISPATCH
);
191 *id
= V_INT(stack_pop(ctx
));
192 return V_DISPATCH(stack_pop(ctx
));
195 static inline IDispatch
*stack_topn_objid(exec_ctx_t
*ctx
, unsigned n
, DISPID
*id
)
197 assert(V_VT(stack_topn(ctx
, n
)) == VT_INT
&& V_VT(stack_topn(ctx
, n
+1)) == VT_DISPATCH
);
199 *id
= V_INT(stack_topn(ctx
, n
));
200 return V_DISPATCH(stack_topn(ctx
, n
+1));
203 static void exprval_release(exprval_t
*val
)
206 case EXPRVAL_VARIANT
:
207 if(V_VT(&val
->u
.var
) != VT_EMPTY
)
208 VariantClear(&val
->u
.var
);
211 if(val
->u
.idref
.disp
)
212 IDispatch_Release(val
->u
.idref
.disp
);
214 case EXPRVAL_INVALID
:
219 /* ECMA-262 3rd Edition 8.7.1 */
220 static HRESULT
exprval_value(script_ctx_t
*ctx
, exprval_t
*val
, jsexcept_t
*ei
, VARIANT
*ret
)
222 V_VT(ret
) = VT_EMPTY
;
225 case EXPRVAL_VARIANT
:
226 return VariantCopy(ret
, &val
->u
.var
);
228 if(!val
->u
.idref
.disp
) {
229 FIXME("throw ReferenceError\n");
233 return disp_propget(ctx
, val
->u
.idref
.disp
, val
->u
.idref
.id
, ret
, ei
);
234 case EXPRVAL_INVALID
:
238 ERR("type %d\n", val
->type
);
242 static HRESULT
exprval_to_value(script_ctx_t
*ctx
, exprval_t
*val
, jsexcept_t
*ei
, VARIANT
*ret
)
244 if(val
->type
== EXPRVAL_VARIANT
) {
246 V_VT(&val
->u
.var
) = VT_EMPTY
;
250 return exprval_value(ctx
, val
, ei
, ret
);
253 static void exprval_set_idref(exprval_t
*val
, IDispatch
*disp
, DISPID id
)
255 val
->type
= EXPRVAL_IDREF
;
256 val
->u
.idref
.disp
= disp
;
257 val
->u
.idref
.id
= id
;
260 IDispatch_AddRef(disp
);
263 HRESULT
scope_push(scope_chain_t
*scope
, jsdisp_t
*obj
, scope_chain_t
**ret
)
265 scope_chain_t
*new_scope
;
267 new_scope
= heap_alloc(sizeof(scope_chain_t
));
269 return E_OUTOFMEMORY
;
274 new_scope
->obj
= obj
;
278 new_scope
->next
= scope
;
280 new_scope
->next
= NULL
;
287 static void scope_pop(scope_chain_t
**scope
)
296 void scope_release(scope_chain_t
*scope
)
302 scope_release(scope
->next
);
304 jsdisp_release(scope
->obj
);
308 HRESULT
create_exec_ctx(script_ctx_t
*script_ctx
, IDispatch
*this_obj
, jsdisp_t
*var_disp
,
309 scope_chain_t
*scope
, BOOL is_global
, exec_ctx_t
**ret
)
313 ctx
= heap_alloc_zero(sizeof(exec_ctx_t
));
315 return E_OUTOFMEMORY
;
318 ctx
->is_global
= is_global
;
321 ctx
->this_obj
= this_obj
;
322 else if(script_ctx
->host_global
)
323 ctx
->this_obj
= script_ctx
->host_global
;
325 ctx
->this_obj
= to_disp(script_ctx
->global
);
326 IDispatch_AddRef(ctx
->this_obj
);
328 jsdisp_addref(var_disp
);
329 ctx
->var_disp
= var_disp
;
331 script_addref(script_ctx
);
332 ctx
->script
= script_ctx
;
336 ctx
->scope_chain
= scope
;
343 void exec_release(exec_ctx_t
*ctx
)
349 scope_release(ctx
->scope_chain
);
351 jsdisp_release(ctx
->var_disp
);
353 IDispatch_Release(ctx
->this_obj
);
355 script_release(ctx
->script
);
356 heap_free(ctx
->stack
);
360 static HRESULT
disp_get_id(script_ctx_t
*ctx
, IDispatch
*disp
, BSTR name
, DWORD flags
, DISPID
*id
)
365 hres
= IDispatch_QueryInterface(disp
, &IID_IDispatchEx
, (void**)&dispex
);
367 TRACE("using IDispatch\n");
370 return IDispatch_GetIDsOfNames(disp
, &IID_NULL
, &name
, 1, 0, id
);
374 hres
= IDispatchEx_GetDispID(dispex
, name
, make_grfdex(ctx
, flags
|fdexNameCaseSensitive
), id
);
375 IDispatchEx_Release(dispex
);
379 static inline BOOL
is_null(const VARIANT
*v
)
381 return V_VT(v
) == VT_NULL
|| (V_VT(v
) == VT_DISPATCH
&& !V_DISPATCH(v
));
384 static HRESULT
disp_cmp(IDispatch
*disp1
, IDispatch
*disp2
, BOOL
*ret
)
386 IObjectIdentity
*identity
;
387 IUnknown
*unk1
, *unk2
;
395 if(!disp1
|| !disp2
) {
400 hres
= IDispatch_QueryInterface(disp1
, &IID_IUnknown
, (void**)&unk1
);
404 hres
= IDispatch_QueryInterface(disp2
, &IID_IUnknown
, (void**)&unk2
);
406 IUnknown_Release(unk1
);
413 hres
= IUnknown_QueryInterface(unk1
, &IID_IObjectIdentity
, (void**)&identity
);
414 if(SUCCEEDED(hres
)) {
415 hres
= IObjectIdentity_IsEqualObject(identity
, unk2
);
416 IObjectIdentity_Release(identity
);
423 IUnknown_Release(unk1
);
424 IUnknown_Release(unk2
);
428 /* ECMA-262 3rd Edition 11.9.6 */
429 static HRESULT
equal2_values(VARIANT
*lval
, VARIANT
*rval
, BOOL
*ret
)
433 if(V_VT(lval
) != V_VT(rval
)) {
434 if(is_num_vt(V_VT(lval
)) && is_num_vt(V_VT(rval
)))
435 *ret
= num_val(lval
) == num_val(rval
);
436 else if(is_null(lval
))
437 *ret
= is_null(rval
);
449 *ret
= V_I4(lval
) == V_I4(rval
);
452 *ret
= V_R8(lval
) == V_R8(rval
);
456 *ret
= SysStringLen(V_BSTR(rval
))?FALSE
:TRUE
;
457 else if(!V_BSTR(rval
))
458 *ret
= SysStringLen(V_BSTR(lval
))?FALSE
:TRUE
;
460 *ret
= !strcmpW(V_BSTR(lval
), V_BSTR(rval
));
463 return disp_cmp(V_DISPATCH(lval
), V_DISPATCH(rval
), ret
);
465 *ret
= !V_BOOL(lval
) == !V_BOOL(rval
);
468 FIXME("unimplemented vt %d\n", V_VT(lval
));
475 static BOOL
lookup_global_members(script_ctx_t
*ctx
, BSTR identifier
, exprval_t
*ret
)
481 for(item
= ctx
->named_items
; item
; item
= item
->next
) {
482 if(item
->flags
& SCRIPTITEM_GLOBALMEMBERS
) {
483 hres
= disp_get_id(ctx
, item
->disp
, identifier
, 0, &id
);
484 if(SUCCEEDED(hres
)) {
486 exprval_set_idref(ret
, item
->disp
, id
);
495 /* ECMA-262 3rd Edition 10.1.4 */
496 static HRESULT
identifier_eval(script_ctx_t
*ctx
, BSTR identifier
, exprval_t
*ret
)
498 scope_chain_t
*scope
;
503 TRACE("%s\n", debugstr_w(identifier
));
505 for(scope
= ctx
->exec_ctx
->scope_chain
; scope
; scope
= scope
->next
) {
506 hres
= jsdisp_get_id(scope
->obj
, identifier
, 0, &id
);
507 if(SUCCEEDED(hres
)) {
508 exprval_set_idref(ret
, to_disp(scope
->obj
), id
);
513 hres
= jsdisp_get_id(ctx
->global
, identifier
, 0, &id
);
514 if(SUCCEEDED(hres
)) {
515 exprval_set_idref(ret
, to_disp(ctx
->global
), id
);
519 for(item
= ctx
->named_items
; item
; item
= item
->next
) {
520 if((item
->flags
& SCRIPTITEM_ISVISIBLE
) && !strcmpW(item
->name
, identifier
)) {
527 hres
= IActiveScriptSite_GetItemInfo(ctx
->site
, identifier
,
528 SCRIPTINFO_IUNKNOWN
, &unk
, NULL
);
530 WARN("GetItemInfo failed: %08x\n", hres
);
534 hres
= IUnknown_QueryInterface(unk
, &IID_IDispatch
, (void**)&item
->disp
);
535 IUnknown_Release(unk
);
537 WARN("object does not implement IDispatch\n");
542 ret
->type
= EXPRVAL_VARIANT
;
543 V_VT(&ret
->u
.var
) = VT_DISPATCH
;
544 V_DISPATCH(&ret
->u
.var
) = item
->disp
;
545 IDispatch_AddRef(item
->disp
);
550 if(lookup_global_members(ctx
, identifier
, ret
))
553 ret
->type
= EXPRVAL_INVALID
;
557 /* ECMA-262 3rd Edition 12.2 */
558 static HRESULT
interp_var_set(exec_ctx_t
*ctx
)
560 const BSTR name
= ctx
->code
->instrs
[ctx
->ip
].arg1
.bstr
;
564 TRACE("%s\n", debugstr_w(name
));
567 hres
= jsdisp_propput_name(ctx
->var_disp
, name
, v
, ctx
->ei
);
572 /* ECMA-262 3rd Edition 12.6.4 */
573 static HRESULT
interp_forin(exec_ctx_t
*ctx
)
575 const HRESULT arg
= ctx
->code
->instrs
[ctx
->ip
].arg1
.uint
;
576 IDispatch
*var_obj
, *obj
= NULL
;
585 val
= stack_pop(ctx
);
587 assert(V_VT(stack_top(ctx
)) == VT_I4
);
588 id
= V_I4(stack_top(ctx
));
590 var_obj
= stack_topn_objid(ctx
, 1, &var_id
);
592 FIXME("invalid ref\n");
597 if(V_VT(stack_topn(ctx
, 3)) == VT_DISPATCH
)
598 obj
= V_DISPATCH(stack_topn(ctx
, 3));
601 hres
= IDispatch_QueryInterface(obj
, &IID_IDispatchEx
, (void**)&dispex
);
602 if(SUCCEEDED(hres
)) {
603 hres
= IDispatchEx_GetNextDispID(dispex
, fdexEnumDefault
, id
, &id
);
605 hres
= IDispatchEx_GetMemberName(dispex
, id
, &name
);
606 IDispatchEx_Release(dispex
);
612 TRACE("No IDispatchEx\n");
621 V_I4(stack_top(ctx
)) = id
;
625 hres
= disp_propput(ctx
->script
, var_obj
, var_id
, &v
, ctx
->ei
);
634 return stack_push(ctx
, val
);
639 /* ECMA-262 3rd Edition 12.10 */
640 static HRESULT
interp_push_scope(exec_ctx_t
*ctx
)
650 hres
= to_object(ctx
->script
, v
, &disp
);
655 obj
= to_jsdisp(disp
);
657 IDispatch_Release(disp
);
658 FIXME("disp is not jsdisp\n");
662 hres
= scope_push(ctx
->scope_chain
, obj
, &ctx
->scope_chain
);
667 /* ECMA-262 3rd Edition 12.10 */
668 static HRESULT
interp_pop_scope(exec_ctx_t
*ctx
)
672 scope_pop(&ctx
->scope_chain
);
676 /* ECMA-262 3rd Edition 12.13 */
677 static HRESULT
interp_case(exec_ctx_t
*ctx
)
679 const unsigned arg
= ctx
->code
->instrs
[ctx
->ip
].arg1
.uint
;
687 hres
= equal2_values(stack_top(ctx
), v
, &b
);
701 /* ECMA-262 3rd Edition 12.13 */
702 static HRESULT
interp_throw(exec_ctx_t
*ctx
)
706 ctx
->ei
->var
= *stack_pop(ctx
);
707 return DISP_E_EXCEPTION
;
710 static HRESULT
interp_throw_ref(exec_ctx_t
*ctx
)
712 const HRESULT arg
= ctx
->code
->instrs
[ctx
->ip
].arg1
.uint
;
714 TRACE("%08x\n", arg
);
716 return throw_reference_error(ctx
->script
, ctx
->ei
, arg
, NULL
);
719 static HRESULT
interp_throw_type(exec_ctx_t
*ctx
)
721 const HRESULT hres
= ctx
->code
->instrs
[ctx
->ip
].arg1
.uint
;
722 const WCHAR
*str
= ctx
->code
->instrs
[ctx
->ip
].arg2
.str
;
724 TRACE("%08x %s\n", hres
, debugstr_w(str
));
726 return throw_type_error(ctx
->script
, ctx
->ei
, hres
, str
);
729 /* ECMA-262 3rd Edition 12.14 */
730 static HRESULT
interp_push_except(exec_ctx_t
*ctx
)
732 const unsigned arg1
= ctx
->code
->instrs
[ctx
->ip
].arg1
.uint
;
733 const BSTR arg2
= ctx
->code
->instrs
[ctx
->ip
].arg2
.bstr
;
734 except_frame_t
*except
;
739 stack_top
= ctx
->top
;
744 hres
= stack_push_bool(ctx
, TRUE
);
747 hres
= stack_push_bool(ctx
, TRUE
);
752 except
= heap_alloc(sizeof(*except
));
754 return E_OUTOFMEMORY
;
756 except
->stack_top
= stack_top
;
757 except
->scope
= ctx
->scope_chain
;
758 except
->catch_off
= arg1
;
759 except
->ident
= arg2
;
760 except
->next
= ctx
->except_frame
;
761 ctx
->except_frame
= except
;
765 /* ECMA-262 3rd Edition 12.14 */
766 static HRESULT
interp_pop_except(exec_ctx_t
*ctx
)
768 except_frame_t
*except
;
772 except
= ctx
->except_frame
;
773 assert(except
!= NULL
);
775 ctx
->except_frame
= except
->next
;
780 /* ECMA-262 3rd Edition 12.14 */
781 static HRESULT
interp_end_finally(exec_ctx_t
*ctx
)
789 assert(V_VT(stack_top(ctx
)) == VT_BOOL
);
790 if(!V_BOOL(stack_top(ctx
))) {
791 TRACE("passing exception\n");
795 ctx
->ei
->var
= *stack_pop(ctx
);
796 return DISP_E_EXCEPTION
;
800 return stack_push(ctx
, v
);
803 /* ECMA-262 3rd Edition 13 */
804 static HRESULT
interp_func(exec_ctx_t
*ctx
)
806 function_expression_t
*expr
= ctx
->code
->instrs
[ctx
->ip
].arg1
.func
;
813 hres
= create_source_function(ctx
->script
, ctx
->code
, expr
->parameter_list
, expr
->source_elements
, ctx
->scope_chain
,
814 expr
->src_str
, expr
->src_len
, &dispex
);
818 var_set_jsdisp(&v
, dispex
);
819 return stack_push(ctx
, &v
);
822 /* ECMA-262 3rd Edition 11.2.1 */
823 static HRESULT
interp_array(exec_ctx_t
*ctx
)
833 namev
= stack_pop(ctx
);
835 hres
= stack_pop_object(ctx
, &obj
);
841 hres
= to_string(ctx
->script
, namev
, ctx
->ei
, &name
);
844 IDispatch_Release(obj
);
848 hres
= disp_get_id(ctx
->script
, obj
, name
, 0, &id
);
850 if(SUCCEEDED(hres
)) {
851 hres
= disp_propget(ctx
->script
, obj
, id
, &v
, ctx
->ei
);
852 }else if(hres
== DISP_E_UNKNOWNNAME
) {
856 IDispatch_Release(obj
);
860 return stack_push(ctx
, &v
);
863 /* ECMA-262 3rd Edition 11.2.1 */
864 static HRESULT
interp_member(exec_ctx_t
*ctx
)
866 const BSTR arg
= ctx
->code
->instrs
[ctx
->ip
].arg1
.bstr
;
874 hres
= stack_pop_object(ctx
, &obj
);
878 hres
= disp_get_id(ctx
->script
, obj
, arg
, 0, &id
);
879 if(SUCCEEDED(hres
)) {
881 hres
= disp_propget(ctx
->script
, obj
, id
, &v
, ctx
->ei
);
882 }else if(hres
== DISP_E_UNKNOWNNAME
) {
886 IDispatch_Release(obj
);
890 return stack_push(ctx
, &v
);
893 /* ECMA-262 3rd Edition 11.2.1 */
894 static HRESULT
interp_memberid(exec_ctx_t
*ctx
)
896 const unsigned arg
= ctx
->code
->instrs
[ctx
->ip
].arg1
.lng
;
897 VARIANT
*objv
, *namev
;
905 namev
= stack_pop(ctx
);
906 objv
= stack_pop(ctx
);
908 hres
= to_object(ctx
->script
, objv
, &obj
);
910 if(SUCCEEDED(hres
)) {
911 hres
= to_string(ctx
->script
, namev
, ctx
->ei
, &name
);
913 IDispatch_Release(obj
);
919 hres
= disp_get_id(ctx
->script
, obj
, name
, arg
, &id
);
922 IDispatch_Release(obj
);
923 if(hres
== DISP_E_UNKNOWNNAME
&& !(arg
& fdexNameEnsure
)) {
925 id
= JS_E_INVALID_PROPERTY
;
931 return stack_push_objid(ctx
, obj
, id
);
934 /* ECMA-262 3rd Edition 11.2.1 */
935 static HRESULT
interp_refval(exec_ctx_t
*ctx
)
944 disp
= stack_topn_objid(ctx
, 0, &id
);
946 return throw_reference_error(ctx
->script
, ctx
->ei
, JS_E_ILLEGAL_ASSIGN
, NULL
);
948 hres
= disp_propget(ctx
->script
, disp
, id
, &v
, ctx
->ei
);
952 return stack_push(ctx
, &v
);
955 static void jsstack_to_dp(exec_ctx_t
*ctx
, unsigned arg_cnt
, DISPPARAMS
*dp
)
961 dp
->rgdispidNamedArgs
= NULL
;
964 assert(ctx
->top
>= arg_cnt
);
966 for(i
=1; i
*2 <= arg_cnt
; i
++) {
967 tmp
= ctx
->stack
[ctx
->top
-i
];
968 ctx
->stack
[ctx
->top
-i
] = ctx
->stack
[ctx
->top
-arg_cnt
+i
-1];
969 ctx
->stack
[ctx
->top
-arg_cnt
+i
-1] = tmp
;
972 dp
->rgvarg
= ctx
->stack
+ ctx
->top
-arg_cnt
;
975 /* ECMA-262 3rd Edition 11.2.2 */
976 static HRESULT
interp_new(exec_ctx_t
*ctx
)
978 const LONG arg
= ctx
->code
->instrs
[ctx
->ip
].arg1
.lng
;
985 constr
= stack_topn(ctx
, arg
);
987 /* NOTE: Should use to_object here */
989 if(V_VT(constr
) == VT_NULL
)
990 return throw_type_error(ctx
->script
, ctx
->ei
, JS_E_OBJECT_EXPECTED
, NULL
);
991 else if(V_VT(constr
) != VT_DISPATCH
)
992 return throw_type_error(ctx
->script
, ctx
->ei
, JS_E_INVALID_ACTION
, NULL
);
993 else if(!V_DISPATCH(constr
))
994 return throw_type_error(ctx
->script
, ctx
->ei
, JS_E_INVALID_PROPERTY
, NULL
);
996 jsstack_to_dp(ctx
, arg
, &dp
);
997 hres
= disp_call(ctx
->script
, V_DISPATCH(constr
), DISPID_VALUE
,
998 DISPATCH_CONSTRUCT
, &dp
, &v
, ctx
->ei
);
1002 stack_popn(ctx
, arg
+1);
1003 return stack_push(ctx
, &v
);
1006 /* ECMA-262 3rd Edition 11.2.3 */
1007 static HRESULT
interp_call(exec_ctx_t
*ctx
)
1009 const unsigned argn
= ctx
->code
->instrs
[ctx
->ip
].arg1
.uint
;
1010 const int do_ret
= ctx
->code
->instrs
[ctx
->ip
].arg2
.lng
;
1015 TRACE("%d %d\n", argn
, do_ret
);
1017 objv
= stack_topn(ctx
, argn
);
1018 if(V_VT(objv
) != VT_DISPATCH
)
1019 return throw_type_error(ctx
->script
, ctx
->ei
, JS_E_INVALID_PROPERTY
, NULL
);
1021 jsstack_to_dp(ctx
, argn
, &dp
);
1022 hres
= disp_call(ctx
->script
, V_DISPATCH(objv
), DISPID_VALUE
, DISPATCH_METHOD
, &dp
,
1023 do_ret
? &v
: NULL
, ctx
->ei
);
1027 stack_popn(ctx
, argn
+1);
1028 return do_ret
? stack_push(ctx
, &v
) : S_OK
;
1032 /* ECMA-262 3rd Edition 11.2.3 */
1033 static HRESULT
interp_call_member(exec_ctx_t
*ctx
)
1035 const unsigned argn
= ctx
->code
->instrs
[ctx
->ip
].arg1
.uint
;
1036 const int do_ret
= ctx
->code
->instrs
[ctx
->ip
].arg2
.lng
;
1043 TRACE("%d %d\n", argn
, do_ret
);
1045 obj
= stack_topn_objid(ctx
, argn
, &id
);
1047 return throw_type_error(ctx
->script
, ctx
->ei
, id
, NULL
);
1049 jsstack_to_dp(ctx
, argn
, &dp
);
1050 hres
= disp_call(ctx
->script
, obj
, id
, DISPATCH_METHOD
, &dp
, do_ret
? &v
: NULL
, ctx
->ei
);
1054 stack_popn(ctx
, argn
+2);
1055 return do_ret
? stack_push(ctx
, &v
) : S_OK
;
1059 /* ECMA-262 3rd Edition 11.1.1 */
1060 static HRESULT
interp_this(exec_ctx_t
*ctx
)
1066 V_VT(&v
) = VT_DISPATCH
;
1067 V_DISPATCH(&v
) = ctx
->this_obj
;
1068 IDispatch_AddRef(ctx
->this_obj
);
1069 return stack_push(ctx
, &v
);
1072 /* ECMA-262 3rd Edition 10.1.4 */
1073 static HRESULT
interp_ident(exec_ctx_t
*ctx
)
1075 const BSTR arg
= ctx
->code
->instrs
[ctx
->ip
].arg1
.bstr
;
1080 TRACE("%s\n", debugstr_w(arg
));
1082 hres
= identifier_eval(ctx
->script
, arg
, &exprval
);
1086 if(exprval
.type
== EXPRVAL_INVALID
)
1087 return throw_type_error(ctx
->script
, ctx
->ei
, JS_E_UNDEFINED_VARIABLE
, arg
);
1089 hres
= exprval_to_value(ctx
->script
, &exprval
, ctx
->ei
, &v
);
1090 exprval_release(&exprval
);
1094 return stack_push(ctx
, &v
);
1097 /* ECMA-262 3rd Edition 10.1.4 */
1098 static HRESULT
interp_identid(exec_ctx_t
*ctx
)
1100 const BSTR arg
= ctx
->code
->instrs
[ctx
->ip
].arg1
.bstr
;
1101 const unsigned flags
= ctx
->code
->instrs
[ctx
->ip
].arg2
.uint
;
1105 TRACE("%s %x\n", debugstr_w(arg
), flags
);
1107 hres
= identifier_eval(ctx
->script
, arg
, &exprval
);
1111 if(exprval
.type
== EXPRVAL_INVALID
&& (flags
& fdexNameEnsure
)) {
1114 hres
= jsdisp_get_id(ctx
->script
->global
, arg
, fdexNameEnsure
, &id
);
1118 exprval_set_idref(&exprval
, to_disp(ctx
->script
->global
), id
);
1121 if(exprval
.type
!= EXPRVAL_IDREF
) {
1122 WARN("invalid ref\n");
1123 exprval_release(&exprval
);
1124 return stack_push_objid(ctx
, NULL
, JS_E_OBJECT_EXPECTED
);
1127 return stack_push_objid(ctx
, exprval
.u
.idref
.disp
, exprval
.u
.idref
.id
);
1130 /* ECMA-262 3rd Edition 7.8.1 */
1131 static HRESULT
interp_null(exec_ctx_t
*ctx
)
1138 return stack_push(ctx
, &v
);
1141 /* ECMA-262 3rd Edition 7.8.2 */
1142 static HRESULT
interp_bool(exec_ctx_t
*ctx
)
1144 const LONG arg
= ctx
->code
->instrs
[ctx
->ip
].arg1
.lng
;
1146 TRACE("%s\n", arg
? "true" : "false");
1148 return stack_push_bool(ctx
, arg
);
1151 /* ECMA-262 3rd Edition 7.8.3 */
1152 static HRESULT
interp_int(exec_ctx_t
*ctx
)
1154 const LONG arg
= ctx
->code
->instrs
[ctx
->ip
].arg1
.lng
;
1161 return stack_push(ctx
, &v
);
1164 /* ECMA-262 3rd Edition 7.8.3 */
1165 static HRESULT
interp_double(exec_ctx_t
*ctx
)
1167 const double arg
= *ctx
->code
->instrs
[ctx
->ip
].arg1
.dbl
;
1170 TRACE("%lf\n", arg
);
1174 return stack_push(ctx
, &v
);
1177 /* ECMA-262 3rd Edition 7.8.4 */
1178 static HRESULT
interp_str(exec_ctx_t
*ctx
)
1180 const WCHAR
*str
= ctx
->code
->instrs
[ctx
->ip
].arg1
.str
;
1183 TRACE("%s\n", debugstr_w(str
));
1186 V_BSTR(&v
) = SysAllocString(str
);
1188 return E_OUTOFMEMORY
;
1190 return stack_push(ctx
, &v
);
1193 /* ECMA-262 3rd Edition 7.8 */
1194 static HRESULT
interp_regexp(exec_ctx_t
*ctx
)
1196 const WCHAR
*source
= ctx
->code
->instrs
[ctx
->ip
].arg1
.str
;
1197 const LONG flags
= ctx
->code
->instrs
[ctx
->ip
].arg2
.lng
;
1202 TRACE("%s %x\n", debugstr_w(source
), flags
);
1204 hres
= create_regexp(ctx
->script
, source
, strlenW(source
), flags
, ®exp
);
1208 var_set_jsdisp(&v
, regexp
);
1209 return stack_push(ctx
, &v
);
1212 /* ECMA-262 3rd Edition 11.1.4 */
1213 static HRESULT
interp_carray(exec_ctx_t
*ctx
)
1215 const unsigned arg
= ctx
->code
->instrs
[ctx
->ip
].arg1
.uint
;
1223 hres
= create_array(ctx
->script
, arg
, &array
);
1230 hres
= jsdisp_propput_idx(array
, i
, v
, ctx
->ei
);
1233 jsdisp_release(array
);
1238 var_set_jsdisp(&r
, array
);
1239 return stack_push(ctx
, &r
);
1242 /* ECMA-262 3rd Edition 11.1.5 */
1243 static HRESULT
interp_new_obj(exec_ctx_t
*ctx
)
1251 hres
= create_object(ctx
->script
, NULL
, &obj
);
1255 var_set_jsdisp(&v
, obj
);
1256 return stack_push(ctx
, &v
);
1259 /* ECMA-262 3rd Edition 11.1.5 */
1260 static HRESULT
interp_obj_prop(exec_ctx_t
*ctx
)
1262 const BSTR name
= ctx
->code
->instrs
[ctx
->ip
].arg1
.bstr
;
1267 TRACE("%s\n", debugstr_w(name
));
1271 assert(V_VT(stack_top(ctx
)) == VT_DISPATCH
);
1272 obj
= as_jsdisp(V_DISPATCH(stack_top(ctx
)));
1274 hres
= jsdisp_propput_name(obj
, name
, v
, ctx
->ei
);
1279 /* ECMA-262 3rd Edition 11.11 */
1280 static HRESULT
interp_cnd_nz(exec_ctx_t
*ctx
)
1282 const unsigned arg
= ctx
->code
->instrs
[ctx
->ip
].arg1
.uint
;
1288 hres
= to_boolean(stack_top(ctx
), &b
);
1301 /* ECMA-262 3rd Edition 11.11 */
1302 static HRESULT
interp_cnd_z(exec_ctx_t
*ctx
)
1304 const unsigned arg
= ctx
->code
->instrs
[ctx
->ip
].arg1
.uint
;
1310 hres
= to_boolean(stack_top(ctx
), &b
);
1323 /* ECMA-262 3rd Edition 11.10 */
1324 static HRESULT
interp_or(exec_ctx_t
*ctx
)
1331 hres
= stack_pop_int(ctx
, &r
);
1335 hres
= stack_pop_int(ctx
, &l
);
1339 return stack_push_int(ctx
, l
|r
);
1342 /* ECMA-262 3rd Edition 11.10 */
1343 static HRESULT
interp_xor(exec_ctx_t
*ctx
)
1350 hres
= stack_pop_int(ctx
, &r
);
1354 hres
= stack_pop_int(ctx
, &l
);
1358 return stack_push_int(ctx
, l
^r
);
1361 /* ECMA-262 3rd Edition 11.10 */
1362 static HRESULT
interp_and(exec_ctx_t
*ctx
)
1369 hres
= stack_pop_int(ctx
, &r
);
1373 hres
= stack_pop_int(ctx
, &l
);
1377 return stack_push_int(ctx
, l
&r
);
1380 /* ECMA-262 3rd Edition 11.8.6 */
1381 static HRESULT
interp_instanceof(exec_ctx_t
*ctx
)
1383 jsdisp_t
*obj
, *iter
, *tmp
= NULL
;
1388 static const WCHAR prototypeW
[] = {'p','r','o','t','o','t', 'y', 'p','e',0};
1391 if(V_VT(v
) != VT_DISPATCH
|| !V_DISPATCH(v
)) {
1393 return throw_type_error(ctx
->script
, ctx
->ei
, JS_E_FUNCTION_EXPECTED
, NULL
);
1396 obj
= iface_to_jsdisp((IUnknown
*)V_DISPATCH(v
));
1397 IDispatch_Release(V_DISPATCH(v
));
1399 FIXME("non-jsdisp objects not supported\n");
1403 if(is_class(obj
, JSCLASS_FUNCTION
)) {
1404 hres
= jsdisp_propget_name(obj
, prototypeW
, &prot
, ctx
->ei
);
1406 hres
= throw_type_error(ctx
->script
, ctx
->ei
, JS_E_FUNCTION_EXPECTED
, NULL
);
1408 jsdisp_release(obj
);
1414 if(V_VT(&prot
) == VT_DISPATCH
) {
1415 if(V_VT(v
) == VT_DISPATCH
)
1416 tmp
= iface_to_jsdisp((IUnknown
*)V_DISPATCH(v
));
1417 for(iter
= tmp
; !ret
&& iter
; iter
= iter
->prototype
) {
1418 hres
= disp_cmp(V_DISPATCH(&prot
), to_disp(iter
), &ret
);
1424 jsdisp_release(tmp
);
1426 FIXME("prototype is not an object\n");
1430 VariantClear(&prot
);
1435 return stack_push_bool(ctx
, ret
);
1438 /* ECMA-262 3rd Edition 11.8.7 */
1439 static HRESULT
interp_in(exec_ctx_t
*ctx
)
1449 obj
= stack_pop(ctx
);
1452 if(V_VT(obj
) != VT_DISPATCH
|| !V_DISPATCH(obj
)) {
1455 return throw_type_error(ctx
->script
, ctx
->ei
, JS_E_OBJECT_EXPECTED
, NULL
);
1458 hres
= to_string(ctx
->script
, v
, ctx
->ei
, &str
);
1461 IDispatch_Release(V_DISPATCH(obj
));
1465 hres
= disp_get_id(ctx
->script
, V_DISPATCH(obj
), str
, 0, &id
);
1466 IDispatch_Release(V_DISPATCH(obj
));
1470 else if(hres
== DISP_E_UNKNOWNNAME
)
1475 return stack_push_bool(ctx
, ret
);
1478 /* ECMA-262 3rd Edition 11.6.1 */
1479 static HRESULT
add_eval(script_ctx_t
*ctx
, VARIANT
*lval
, VARIANT
*rval
, jsexcept_t
*ei
, VARIANT
*retv
)
1484 hres
= to_primitive(ctx
, lval
, ei
, &l
, NO_HINT
);
1488 hres
= to_primitive(ctx
, rval
, ei
, &r
, NO_HINT
);
1494 if(V_VT(&l
) == VT_BSTR
|| V_VT(&r
) == VT_BSTR
) {
1495 BSTR lstr
= NULL
, rstr
= NULL
;
1497 if(V_VT(&l
) == VT_BSTR
)
1500 hres
= to_string(ctx
, &l
, ei
, &lstr
);
1502 if(SUCCEEDED(hres
)) {
1503 if(V_VT(&r
) == VT_BSTR
)
1506 hres
= to_string(ctx
, &r
, ei
, &rstr
);
1509 if(SUCCEEDED(hres
)) {
1512 len1
= SysStringLen(lstr
);
1513 len2
= SysStringLen(rstr
);
1515 V_VT(retv
) = VT_BSTR
;
1516 V_BSTR(retv
) = SysAllocStringLen(NULL
, len1
+len2
);
1518 memcpy(V_BSTR(retv
), lstr
, len1
*sizeof(WCHAR
));
1520 memcpy(V_BSTR(retv
)+len1
, rstr
, len2
*sizeof(WCHAR
));
1521 V_BSTR(retv
)[len1
+len2
] = 0;
1524 if(V_VT(&l
) != VT_BSTR
)
1525 SysFreeString(lstr
);
1526 if(V_VT(&r
) != VT_BSTR
)
1527 SysFreeString(rstr
);
1531 hres
= to_number(ctx
, &l
, ei
, &nl
);
1532 if(SUCCEEDED(hres
)) {
1533 hres
= to_number(ctx
, &r
, ei
, &nr
);
1535 num_set_val(retv
, nl
+ nr
);
1544 /* ECMA-262 3rd Edition 11.6.1 */
1545 static HRESULT
interp_add(exec_ctx_t
*ctx
)
1547 VARIANT
*l
, *r
, ret
;
1553 TRACE("%s + %s\n", debugstr_variant(l
), debugstr_variant(r
));
1555 hres
= add_eval(ctx
->script
, l
, r
, ctx
->ei
, &ret
);
1561 return stack_push(ctx
, &ret
);
1564 /* ECMA-262 3rd Edition 11.6.2 */
1565 static HRESULT
interp_sub(exec_ctx_t
*ctx
)
1572 hres
= stack_pop_number(ctx
, &r
);
1576 hres
= stack_pop_number(ctx
, &l
);
1580 return stack_push_number(ctx
, l
-r
);
1583 /* ECMA-262 3rd Edition 11.5.1 */
1584 static HRESULT
interp_mul(exec_ctx_t
*ctx
)
1591 hres
= stack_pop_number(ctx
, &r
);
1595 hres
= stack_pop_number(ctx
, &l
);
1599 return stack_push_number(ctx
, l
*r
);
1602 /* ECMA-262 3rd Edition 11.5.2 */
1603 static HRESULT
interp_div(exec_ctx_t
*ctx
)
1610 hres
= stack_pop_number(ctx
, &r
);
1614 hres
= stack_pop_number(ctx
, &l
);
1618 return stack_push_number(ctx
, l
/r
);
1621 /* ECMA-262 3rd Edition 11.5.3 */
1622 static HRESULT
interp_mod(exec_ctx_t
*ctx
)
1629 hres
= stack_pop_number(ctx
, &r
);
1633 hres
= stack_pop_number(ctx
, &l
);
1637 return stack_push_number(ctx
, fmod(l
, r
));
1640 /* ECMA-262 3rd Edition 11.4.2 */
1641 static HRESULT
interp_delete(exec_ctx_t
*ctx
)
1643 VARIANT
*obj_var
, *name_var
;
1644 IDispatchEx
*dispex
;
1652 name_var
= stack_pop(ctx
);
1653 obj_var
= stack_pop(ctx
);
1655 hres
= to_object(ctx
->script
, obj_var
, &obj
);
1656 VariantClear(obj_var
);
1658 VariantClear(name_var
);
1662 hres
= to_string(ctx
->script
, name_var
, ctx
->ei
, &name
);
1663 VariantClear(name_var
);
1665 IDispatch_Release(obj
);
1669 hres
= IDispatch_QueryInterface(obj
, &IID_IDispatchEx
, (void**)&dispex
);
1670 if(SUCCEEDED(hres
)) {
1671 hres
= IDispatchEx_DeleteMemberByName(dispex
, name
, make_grfdex(ctx
->script
, fdexNameCaseSensitive
));
1673 IDispatchEx_Release(dispex
);
1679 IDispatch_Release(obj
);
1680 SysFreeString(name
);
1684 return stack_push_bool(ctx
, ret
);
1687 /* ECMA-262 3rd Edition 11.4.2 */
1688 static HRESULT
interp_delete_ident(exec_ctx_t
*ctx
)
1690 const BSTR arg
= ctx
->code
->instrs
[ctx
->ip
].arg1
.bstr
;
1691 IDispatchEx
*dispex
;
1696 TRACE("%s\n", debugstr_w(arg
));
1698 hres
= identifier_eval(ctx
->script
, arg
, &exprval
);
1702 if(exprval
.type
!= EXPRVAL_IDREF
) {
1703 FIXME("Unsupported exprval\n");
1704 exprval_release(&exprval
);
1708 hres
= IDispatch_QueryInterface(exprval
.u
.idref
.disp
, &IID_IDispatchEx
, (void**)&dispex
);
1709 IDispatch_Release(exprval
.u
.idref
.disp
);
1710 if(SUCCEEDED(hres
)) {
1711 hres
= IDispatchEx_DeleteMemberByDispID(dispex
, exprval
.u
.idref
.id
);
1712 IDispatchEx_Release(dispex
);
1719 return stack_push_bool(ctx
, ret
);
1722 /* ECMA-262 3rd Edition 11.4.2 */
1723 static HRESULT
interp_void(exec_ctx_t
*ctx
)
1731 V_VT(&v
) = VT_EMPTY
;
1732 return stack_push(ctx
, &v
);
1735 /* ECMA-262 3rd Edition 11.4.3 */
1736 static HRESULT
typeof_string(VARIANT
*v
, const WCHAR
**ret
)
1758 if(V_DISPATCH(v
) && (dispex
= iface_to_jsdisp((IUnknown
*)V_DISPATCH(v
)))) {
1759 *ret
= is_class(dispex
, JSCLASS_FUNCTION
) ? functionW
: objectW
;
1760 jsdisp_release(dispex
);
1767 FIXME("unhandled vt %d\n", V_VT(v
));
1774 /* ECMA-262 3rd Edition 11.4.3 */
1775 static HRESULT
interp_typeofid(exec_ctx_t
*ctx
)
1783 static const WCHAR undefinedW
[] = {'u','n','d','e','f','i','n','e','d',0};
1787 obj
= stack_pop_objid(ctx
, &id
);
1789 return stack_push_string(ctx
, undefinedW
);
1791 V_VT(&v
) = VT_EMPTY
;
1792 hres
= disp_propget(ctx
->script
, obj
, id
, &v
, ctx
->ei
);
1793 IDispatch_Release(obj
);
1795 return stack_push_string(ctx
, unknownW
);
1797 hres
= typeof_string(&v
, &ret
);
1802 return stack_push_string(ctx
, ret
);
1805 /* ECMA-262 3rd Edition 11.4.3 */
1806 static HRESULT
interp_typeofident(exec_ctx_t
*ctx
)
1808 const BSTR arg
= ctx
->code
->instrs
[ctx
->ip
].arg1
.bstr
;
1814 TRACE("%s\n", debugstr_w(arg
));
1816 hres
= identifier_eval(ctx
->script
, arg
, &exprval
);
1820 if(exprval
.type
== EXPRVAL_INVALID
) {
1821 hres
= stack_push_string(ctx
, undefinedW
);
1822 exprval_release(&exprval
);
1826 hres
= exprval_to_value(ctx
->script
, &exprval
, ctx
->ei
, &v
);
1827 exprval_release(&exprval
);
1831 hres
= typeof_string(&v
, &ret
);
1836 return stack_push_string(ctx
, ret
);
1839 /* ECMA-262 3rd Edition 11.4.3 */
1840 static HRESULT
interp_typeof(exec_ctx_t
*ctx
)
1849 hres
= typeof_string(v
, &ret
);
1854 return stack_push_string(ctx
, ret
);
1857 /* ECMA-262 3rd Edition 11.4.7 */
1858 static HRESULT
interp_minus(exec_ctx_t
*ctx
)
1865 hres
= stack_pop_number(ctx
, &n
);
1869 return stack_push_number(ctx
, -n
);
1872 /* ECMA-262 3rd Edition 11.4.6 */
1873 static HRESULT
interp_tonum(exec_ctx_t
*ctx
)
1882 hres
= to_number(ctx
->script
, v
, ctx
->ei
, &n
);
1887 return stack_push_number(ctx
, n
);
1890 /* ECMA-262 3rd Edition 11.3.1 */
1891 static HRESULT
interp_postinc(exec_ctx_t
*ctx
)
1893 const int arg
= ctx
->code
->instrs
[ctx
->ip
].arg1
.lng
;
1901 obj
= stack_pop_objid(ctx
, &id
);
1903 return throw_type_error(ctx
->script
, ctx
->ei
, JS_E_OBJECT_EXPECTED
, NULL
);
1905 hres
= disp_propget(ctx
->script
, obj
, id
, &v
, ctx
->ei
);
1906 if(SUCCEEDED(hres
)) {
1910 hres
= to_number(ctx
->script
, &v
, ctx
->ei
, &n
);
1911 if(SUCCEEDED(hres
)) {
1912 num_set_val(&inc
, n
+(double)arg
);
1913 hres
= disp_propput(ctx
->script
, obj
, id
, &inc
, ctx
->ei
);
1918 IDispatch_Release(obj
);
1922 return stack_push(ctx
, &v
);
1925 /* ECMA-262 3rd Edition 11.4.4, 11.4.5 */
1926 static HRESULT
interp_preinc(exec_ctx_t
*ctx
)
1928 const int arg
= ctx
->code
->instrs
[ctx
->ip
].arg1
.lng
;
1936 obj
= stack_pop_objid(ctx
, &id
);
1938 return throw_type_error(ctx
->script
, ctx
->ei
, JS_E_OBJECT_EXPECTED
, NULL
);
1940 hres
= disp_propget(ctx
->script
, obj
, id
, &v
, ctx
->ei
);
1941 if(SUCCEEDED(hres
)) {
1944 hres
= to_number(ctx
->script
, &v
, ctx
->ei
, &n
);
1946 if(SUCCEEDED(hres
)) {
1947 num_set_val(&v
, n
+(double)arg
);
1948 hres
= disp_propput(ctx
->script
, obj
, id
, &v
, ctx
->ei
);
1951 IDispatch_Release(obj
);
1955 return stack_push(ctx
, &v
);
1958 /* ECMA-262 3rd Edition 11.9.3 */
1959 static HRESULT
equal_values(script_ctx_t
*ctx
, VARIANT
*lval
, VARIANT
*rval
, jsexcept_t
*ei
, BOOL
*ret
)
1961 if(V_VT(lval
) == V_VT(rval
) || (is_num_vt(V_VT(lval
)) && is_num_vt(V_VT(rval
))))
1962 return equal2_values(lval
, rval
, ret
);
1964 /* FIXME: NULL disps should be handled in more general way */
1965 if(V_VT(lval
) == VT_DISPATCH
&& !V_DISPATCH(lval
)) {
1968 return equal_values(ctx
, &v
, rval
, ei
, ret
);
1971 if(V_VT(rval
) == VT_DISPATCH
&& !V_DISPATCH(rval
)) {
1974 return equal_values(ctx
, lval
, &v
, ei
, ret
);
1977 if((V_VT(lval
) == VT_NULL
&& V_VT(rval
) == VT_EMPTY
) ||
1978 (V_VT(lval
) == VT_EMPTY
&& V_VT(rval
) == VT_NULL
)) {
1983 if(V_VT(lval
) == VT_BSTR
&& is_num_vt(V_VT(rval
))) {
1988 hres
= to_number(ctx
, lval
, ei
, &n
);
1992 /* FIXME: optimize */
1995 return equal_values(ctx
, &v
, rval
, ei
, ret
);
1998 if(V_VT(rval
) == VT_BSTR
&& is_num_vt(V_VT(lval
))) {
2003 hres
= to_number(ctx
, rval
, ei
, &n
);
2007 /* FIXME: optimize */
2010 return equal_values(ctx
, lval
, &v
, ei
, ret
);
2013 if(V_VT(rval
) == VT_BOOL
) {
2017 V_I4(&v
) = V_BOOL(rval
) ? 1 : 0;
2018 return equal_values(ctx
, lval
, &v
, ei
, ret
);
2021 if(V_VT(lval
) == VT_BOOL
) {
2025 V_I4(&v
) = V_BOOL(lval
) ? 1 : 0;
2026 return equal_values(ctx
, &v
, rval
, ei
, ret
);
2030 if(V_VT(rval
) == VT_DISPATCH
&& (V_VT(lval
) == VT_BSTR
|| is_num_vt(V_VT(lval
)))) {
2034 hres
= to_primitive(ctx
, rval
, ei
, &v
, NO_HINT
);
2038 hres
= equal_values(ctx
, lval
, &v
, ei
, ret
);
2045 if(V_VT(lval
) == VT_DISPATCH
&& (V_VT(rval
) == VT_BSTR
|| is_num_vt(V_VT(rval
)))) {
2049 hres
= to_primitive(ctx
, lval
, ei
, &v
, NO_HINT
);
2053 hres
= equal_values(ctx
, &v
, rval
, ei
, ret
);
2064 /* ECMA-262 3rd Edition 11.9.1 */
2065 static HRESULT
interp_eq(exec_ctx_t
*ctx
)
2074 TRACE("%s == %s\n", debugstr_variant(l
), debugstr_variant(r
));
2076 hres
= equal_values(ctx
->script
, l
, r
, ctx
->ei
, &b
);
2082 return stack_push_bool(ctx
, b
);
2085 /* ECMA-262 3rd Edition 11.9.2 */
2086 static HRESULT
interp_neq(exec_ctx_t
*ctx
)
2095 TRACE("%s != %s\n", debugstr_variant(l
), debugstr_variant(r
));
2097 hres
= equal_values(ctx
->script
, l
, r
, ctx
->ei
, &b
);
2103 return stack_push_bool(ctx
, !b
);
2106 /* ECMA-262 3rd Edition 11.9.4 */
2107 static HRESULT
interp_eq2(exec_ctx_t
*ctx
)
2118 hres
= equal2_values(r
, l
, &b
);
2124 return stack_push_bool(ctx
, b
);
2127 /* ECMA-262 3rd Edition 11.9.5 */
2128 static HRESULT
interp_neq2(exec_ctx_t
*ctx
)
2139 hres
= equal2_values(r
, l
, &b
);
2145 return stack_push_bool(ctx
, !b
);
2148 /* ECMA-262 3rd Edition 11.8.5 */
2149 static HRESULT
less_eval(script_ctx_t
*ctx
, VARIANT
*lval
, VARIANT
*rval
, BOOL greater
, jsexcept_t
*ei
, BOOL
*ret
)
2155 hres
= to_primitive(ctx
, lval
, ei
, &l
, NO_HINT
);
2159 hres
= to_primitive(ctx
, rval
, ei
, &r
, NO_HINT
);
2165 if(V_VT(&l
) == VT_BSTR
&& V_VT(&r
) == VT_BSTR
) {
2166 *ret
= (strcmpW(V_BSTR(&l
), V_BSTR(&r
)) < 0) ^ greater
;
2167 SysFreeString(V_BSTR(&l
));
2168 SysFreeString(V_BSTR(&r
));
2172 hres
= to_number(ctx
, &l
, ei
, &ln
);
2175 hres
= to_number(ctx
, &r
, ei
, &rn
);
2180 *ret
= !isnan(ln
) && !isnan(rn
) && ((ln
< rn
) ^ greater
);
2184 /* ECMA-262 3rd Edition 11.8.1 */
2185 static HRESULT
interp_lt(exec_ctx_t
*ctx
)
2194 TRACE("%s < %s\n", debugstr_variant(l
), debugstr_variant(r
));
2196 hres
= less_eval(ctx
->script
, l
, r
, FALSE
, ctx
->ei
, &b
);
2202 return stack_push_bool(ctx
, b
);
2205 /* ECMA-262 3rd Edition 11.8.1 */
2206 static HRESULT
interp_lteq(exec_ctx_t
*ctx
)
2215 TRACE("%s <= %s\n", debugstr_variant(l
), debugstr_variant(r
));
2217 hres
= less_eval(ctx
->script
, r
, l
, TRUE
, ctx
->ei
, &b
);
2223 return stack_push_bool(ctx
, b
);
2226 /* ECMA-262 3rd Edition 11.8.2 */
2227 static HRESULT
interp_gt(exec_ctx_t
*ctx
)
2236 TRACE("%s > %s\n", debugstr_variant(l
), debugstr_variant(r
));
2238 hres
= less_eval(ctx
->script
, r
, l
, FALSE
, ctx
->ei
, &b
);
2244 return stack_push_bool(ctx
, b
);
2247 /* ECMA-262 3rd Edition 11.8.4 */
2248 static HRESULT
interp_gteq(exec_ctx_t
*ctx
)
2257 TRACE("%s >= %s\n", debugstr_variant(l
), debugstr_variant(r
));
2259 hres
= less_eval(ctx
->script
, l
, r
, TRUE
, ctx
->ei
, &b
);
2265 return stack_push_bool(ctx
, b
);
2268 /* ECMA-262 3rd Edition 11.4.8 */
2269 static HRESULT
interp_bneg(exec_ctx_t
*ctx
)
2278 hres
= to_int32(ctx
->script
, v
, ctx
->ei
, &i
);
2285 return stack_push(ctx
, &r
);
2288 /* ECMA-262 3rd Edition 11.4.9 */
2289 static HRESULT
interp_neg(exec_ctx_t
*ctx
)
2298 hres
= to_boolean(v
, &b
);
2303 return stack_push_bool(ctx
, !b
);
2306 /* ECMA-262 3rd Edition 11.7.1 */
2307 static HRESULT
interp_lshift(exec_ctx_t
*ctx
)
2313 hres
= stack_pop_uint(ctx
, &r
);
2317 hres
= stack_pop_int(ctx
, &l
);
2321 return stack_push_int(ctx
, l
<< (r
&0x1f));
2324 /* ECMA-262 3rd Edition 11.7.2 */
2325 static HRESULT
interp_rshift(exec_ctx_t
*ctx
)
2331 hres
= stack_pop_uint(ctx
, &r
);
2335 hres
= stack_pop_int(ctx
, &l
);
2339 return stack_push_int(ctx
, l
>> (r
&0x1f));
2342 /* ECMA-262 3rd Edition 11.7.3 */
2343 static HRESULT
interp_rshift2(exec_ctx_t
*ctx
)
2348 hres
= stack_pop_uint(ctx
, &r
);
2352 hres
= stack_pop_uint(ctx
, &l
);
2356 return stack_push_int(ctx
, l
>> (r
&0x1f));
2359 /* ECMA-262 3rd Edition 11.13.1 */
2360 static HRESULT
interp_assign(exec_ctx_t
*ctx
)
2370 disp
= stack_pop_objid(ctx
, &id
);
2373 return throw_reference_error(ctx
->script
, ctx
->ei
, JS_E_ILLEGAL_ASSIGN
, NULL
);
2375 hres
= disp_propput(ctx
->script
, disp
, id
, v
, ctx
->ei
);
2376 IDispatch_Release(disp
);
2382 return stack_push(ctx
, v
);
2385 /* JScript extension */
2386 static HRESULT
interp_assign_call(exec_ctx_t
*ctx
)
2388 const unsigned arg
= ctx
->code
->instrs
[ctx
->ip
].arg1
.uint
;
2389 DISPID propput_dispid
= DISPID_PROPERTYPUT
;
2398 disp
= stack_topn_objid(ctx
, arg
+1, &id
);
2400 return throw_reference_error(ctx
->script
, ctx
->ei
, JS_E_ILLEGAL_ASSIGN
, NULL
);
2402 jsstack_to_dp(ctx
, arg
+1, &dp
);
2404 dp
.rgdispidNamedArgs
= &propput_dispid
;
2405 hres
= disp_call(ctx
->script
, disp
, id
, DISPATCH_PROPERTYPUT
, &dp
, NULL
, ctx
->ei
);
2410 stack_popn(ctx
, arg
+2);
2411 return stack_push(ctx
, v
);
2414 static HRESULT
interp_undefined(exec_ctx_t
*ctx
)
2420 V_VT(&v
) = VT_EMPTY
;
2421 return stack_push(ctx
, &v
);
2424 static HRESULT
interp_jmp(exec_ctx_t
*ctx
)
2426 const unsigned arg
= ctx
->code
->instrs
[ctx
->ip
].arg1
.uint
;
2434 static HRESULT
interp_jmp_z(exec_ctx_t
*ctx
)
2436 const unsigned arg
= ctx
->code
->instrs
[ctx
->ip
].arg1
.uint
;
2444 hres
= to_boolean(v
, &b
);
2456 static HRESULT
interp_pop(exec_ctx_t
*ctx
)
2464 static HRESULT
interp_ret(exec_ctx_t
*ctx
)
2472 typedef HRESULT (*op_func_t
)(exec_ctx_t
*);
2474 static const op_func_t op_funcs
[] = {
2475 #define X(x,a,b,c) interp_##x,
2480 static const unsigned op_move
[] = {
2481 #define X(a,x,b,c) x,
2486 static HRESULT
unwind_exception(exec_ctx_t
*ctx
)
2488 except_frame_t
*except_frame
;
2493 except_frame
= ctx
->except_frame
;
2494 ctx
->except_frame
= except_frame
->next
;
2496 assert(except_frame
->stack_top
<= ctx
->top
);
2497 stack_popn(ctx
, ctx
->top
- except_frame
->stack_top
);
2499 while(except_frame
->scope
!= ctx
->scope_chain
)
2500 scope_pop(&ctx
->scope_chain
);
2502 ctx
->ip
= except_frame
->catch_off
;
2504 except_val
= ctx
->ei
->var
;
2505 memset(ctx
->ei
, 0, sizeof(*ctx
->ei
));
2507 ident
= except_frame
->ident
;
2508 heap_free(except_frame
);
2511 jsdisp_t
*scope_obj
;
2513 hres
= create_dispex(ctx
->script
, NULL
, NULL
, &scope_obj
);
2514 if(SUCCEEDED(hres
)) {
2515 hres
= jsdisp_propput_name(scope_obj
, ident
, &except_val
, ctx
->ei
);
2517 jsdisp_release(scope_obj
);
2519 VariantClear(&except_val
);
2523 hres
= scope_push(ctx
->scope_chain
, scope_obj
, &ctx
->scope_chain
);
2524 jsdisp_release(scope_obj
);
2528 hres
= stack_push(ctx
, &except_val
);
2532 hres
= stack_push_bool(ctx
, FALSE
);
2536 V_VT(&v
) = VT_EMPTY
;
2537 hres
= stack_push(ctx
, &v
);
2543 static HRESULT
enter_bytecode(script_ctx_t
*ctx
, bytecode_t
*code
, unsigned ip
, jsexcept_t
*ei
, VARIANT
*ret
)
2545 exec_ctx_t
*exec_ctx
= ctx
->exec_ctx
;
2546 except_frame_t
*prev_except_frame
;
2547 unsigned prev_ip
, prev_top
;
2548 scope_chain_t
*prev_scope
;
2549 bytecode_t
*prev_code
;
2550 jsexcept_t
*prev_ei
;
2552 HRESULT hres
= S_OK
;
2556 prev_top
= exec_ctx
->top
;
2557 prev_scope
= exec_ctx
->scope_chain
;
2558 prev_except_frame
= exec_ctx
->except_frame
;
2559 prev_ip
= exec_ctx
->ip
;
2560 prev_ei
= exec_ctx
->ei
;
2561 prev_code
= exec_ctx
->code
;
2564 exec_ctx
->except_frame
= NULL
;
2565 exec_ctx
->code
= code
;
2567 while(exec_ctx
->ip
!= -1) {
2568 op
= code
->instrs
[exec_ctx
->ip
].op
;
2569 hres
= op_funcs
[op
](exec_ctx
);
2571 TRACE("EXCEPTION\n");
2573 if(!exec_ctx
->except_frame
)
2576 hres
= unwind_exception(exec_ctx
);
2580 exec_ctx
->ip
+= op_move
[op
];
2584 exec_ctx
->ip
= prev_ip
;
2585 exec_ctx
->ei
= prev_ei
;
2586 exec_ctx
->except_frame
= prev_except_frame
;
2587 exec_ctx
->code
= prev_code
;
2590 while(exec_ctx
->scope_chain
!= prev_scope
)
2591 scope_pop(&exec_ctx
->scope_chain
);
2592 stack_popn(exec_ctx
, exec_ctx
->top
-prev_top
);
2596 assert(exec_ctx
->top
== prev_top
+1 || exec_ctx
->top
== prev_top
);
2597 assert(exec_ctx
->scope_chain
== prev_scope
);
2599 if(exec_ctx
->top
== prev_top
)
2600 V_VT(ret
) = VT_EMPTY
;
2602 *ret
= *stack_pop(exec_ctx
);
2606 HRESULT
exec_source(exec_ctx_t
*ctx
, bytecode_t
*code
, source_elements_t
*source
, BOOL from_eval
,
2607 jsexcept_t
*ei
, VARIANT
*retv
)
2609 function_declaration_t
*func
;
2612 exec_ctx_t
*prev_ctx
;
2613 HRESULT hres
= S_OK
;
2615 for(func
= source
->functions
; func
; func
= func
->next
) {
2619 if(!func
->expr
->identifier
)
2622 hres
= create_source_function(ctx
->script
, code
, func
->expr
->parameter_list
, func
->expr
->source_elements
,
2623 ctx
->scope_chain
, func
->expr
->src_str
, func
->expr
->src_len
, &func_obj
);
2627 var_set_jsdisp(&var
, func_obj
);
2628 hres
= jsdisp_propput_name(ctx
->var_disp
, func
->expr
->identifier
, &var
, ei
);
2629 jsdisp_release(func_obj
);
2634 for(var
= source
->variables
; var
; var
= var
->next
) {
2638 name
= SysAllocString(var
->identifier
);
2640 return E_OUTOFMEMORY
;
2642 if(!ctx
->is_global
|| !lookup_global_members(ctx
->script
, name
, NULL
))
2643 hres
= jsdisp_get_id(ctx
->var_disp
, var
->identifier
, fdexNameEnsure
, &id
);
2644 SysFreeString(name
);
2649 prev_ctx
= ctx
->script
->exec_ctx
;
2650 ctx
->script
->exec_ctx
= ctx
;
2652 if(source
->statement
) {
2653 assert(source
->instr_off
);
2654 hres
= enter_bytecode(ctx
->script
, code
, source
->instr_off
, ei
, &val
);
2656 V_VT(&val
) = VT_EMPTY
;
2659 assert(ctx
->script
->exec_ctx
== ctx
);
2660 ctx
->script
->exec_ctx
= prev_ctx
;