2 * Copyright 2008 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 #define EXPR_NOVAL 0x0001
33 #define EXPR_NEWREF 0x0002
35 struct _return_type_t
{
45 static inline HRESULT
stat_eval(script_ctx_t
*ctx
, statement_t
*stat
, return_type_t
*rt
, VARIANT
*ret
)
47 return stat
->eval(ctx
, stat
, rt
, ret
);
50 static inline HRESULT
expr_eval(script_ctx_t
*ctx
, expression_t
*expr
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
52 return expr
->eval(ctx
, expr
, flags
, ei
, ret
);
55 static HRESULT
stack_push(exec_ctx_t
*ctx
, VARIANT
*v
)
57 if(!ctx
->stack_size
) {
58 ctx
->stack
= heap_alloc(16*sizeof(VARIANT
));
62 }else if(ctx
->stack_size
== ctx
->top
) {
65 new_stack
= heap_realloc(ctx
->stack
, ctx
->stack_size
*2*sizeof(VARIANT
));
71 ctx
->stack
= new_stack
;
75 ctx
->stack
[ctx
->top
++] = *v
;
79 static HRESULT
stack_push_bool(exec_ctx_t
*ctx
, BOOL b
)
84 V_BOOL(&v
) = b
? VARIANT_TRUE
: VARIANT_FALSE
;
85 return stack_push(ctx
, &v
);
88 static inline HRESULT
stack_push_number(exec_ctx_t
*ctx
, double number
)
92 num_set_val(&v
, number
);
93 return stack_push(ctx
, &v
);
96 static inline HRESULT
stack_push_int(exec_ctx_t
*ctx
, INT n
)
102 return stack_push(ctx
, &v
);
105 static HRESULT
stack_push_objid(exec_ctx_t
*ctx
, IDispatch
*disp
, DISPID id
)
110 V_VT(&v
) = VT_DISPATCH
;
111 V_DISPATCH(&v
) = disp
;
112 hres
= stack_push(ctx
, &v
);
118 return stack_push(ctx
, &v
);
121 static inline VARIANT
*stack_top(exec_ctx_t
*ctx
)
124 return ctx
->stack
+ ctx
->top
-1;
127 static inline VARIANT
*stack_topn(exec_ctx_t
*ctx
, unsigned n
)
129 assert(ctx
->top
> n
);
130 return ctx
->stack
+ ctx
->top
-1-n
;
133 static inline VARIANT
*stack_pop(exec_ctx_t
*ctx
)
136 return ctx
->stack
+ --ctx
->top
;
139 static void stack_popn(exec_ctx_t
*ctx
, unsigned n
)
142 VariantClear(stack_pop(ctx
));
145 static HRESULT
stack_pop_number(exec_ctx_t
*ctx
, VARIANT
*r
)
151 hres
= to_number(ctx
->parser
->script
, v
, &ctx
->ei
, r
);
156 static inline HRESULT
stack_pop_int(exec_ctx_t
*ctx
, INT
*r
)
158 return to_int32(ctx
->parser
->script
, stack_pop(ctx
), &ctx
->ei
, r
);
161 static inline IDispatch
*stack_pop_objid(exec_ctx_t
*ctx
, DISPID
*id
)
163 assert(V_VT(stack_top(ctx
)) == VT_INT
&& V_VT(stack_topn(ctx
, 1)) == VT_DISPATCH
);
165 *id
= V_INT(stack_pop(ctx
));
166 return V_DISPATCH(stack_pop(ctx
));
169 static inline IDispatch
*stack_top_objid(exec_ctx_t
*ctx
, DISPID
*id
)
171 assert(V_VT(stack_top(ctx
)) == VT_INT
&& V_VT(stack_topn(ctx
, 1)) == VT_DISPATCH
);
173 *id
= V_INT(stack_top(ctx
));
174 return V_DISPATCH(stack_topn(ctx
, 1));
177 static void exprval_release(exprval_t
*val
)
180 case EXPRVAL_VARIANT
:
181 if(V_VT(&val
->u
.var
) != VT_EMPTY
)
182 VariantClear(&val
->u
.var
);
185 if(val
->u
.idref
.disp
)
186 IDispatch_Release(val
->u
.idref
.disp
);
188 case EXPRVAL_INVALID
:
189 SysFreeString(val
->u
.identifier
);
193 /* ECMA-262 3rd Edition 8.7.1 */
194 static HRESULT
exprval_value(script_ctx_t
*ctx
, exprval_t
*val
, jsexcept_t
*ei
, VARIANT
*ret
)
196 V_VT(ret
) = VT_EMPTY
;
199 case EXPRVAL_VARIANT
:
200 return VariantCopy(ret
, &val
->u
.var
);
202 if(!val
->u
.idref
.disp
) {
203 FIXME("throw ReferenceError\n");
207 return disp_propget(ctx
, val
->u
.idref
.disp
, val
->u
.idref
.id
, ret
, ei
, NULL
/*FIXME*/);
208 case EXPRVAL_INVALID
:
209 return throw_type_error(ctx
, ei
, JS_E_UNDEFINED_VARIABLE
, val
->u
.identifier
);
212 ERR("type %d\n", val
->type
);
216 static HRESULT
exprval_to_value(script_ctx_t
*ctx
, exprval_t
*val
, jsexcept_t
*ei
, VARIANT
*ret
)
218 if(val
->type
== EXPRVAL_VARIANT
) {
220 V_VT(&val
->u
.var
) = VT_EMPTY
;
224 return exprval_value(ctx
, val
, ei
, ret
);
227 static HRESULT
exprval_to_boolean(script_ctx_t
*ctx
, exprval_t
*exprval
, jsexcept_t
*ei
, VARIANT_BOOL
*b
)
229 if(exprval
->type
!= EXPRVAL_VARIANT
) {
233 hres
= exprval_to_value(ctx
, exprval
, ei
, &val
);
237 hres
= to_boolean(&val
, b
);
242 return to_boolean(&exprval
->u
.var
, b
);
245 static void exprval_init(exprval_t
*val
)
247 val
->type
= EXPRVAL_VARIANT
;
248 V_VT(&val
->u
.var
) = VT_EMPTY
;
251 static void exprval_set_idref(exprval_t
*val
, IDispatch
*disp
, DISPID id
)
253 val
->type
= EXPRVAL_IDREF
;
254 val
->u
.idref
.disp
= disp
;
255 val
->u
.idref
.id
= id
;
258 IDispatch_AddRef(disp
);
261 HRESULT
scope_push(scope_chain_t
*scope
, jsdisp_t
*obj
, scope_chain_t
**ret
)
263 scope_chain_t
*new_scope
;
265 new_scope
= heap_alloc(sizeof(scope_chain_t
));
267 return E_OUTOFMEMORY
;
272 new_scope
->obj
= obj
;
276 new_scope
->next
= scope
;
278 new_scope
->next
= NULL
;
285 static void scope_pop(scope_chain_t
**scope
)
294 void scope_release(scope_chain_t
*scope
)
300 scope_release(scope
->next
);
302 jsdisp_release(scope
->obj
);
306 HRESULT
create_exec_ctx(script_ctx_t
*script_ctx
, IDispatch
*this_obj
, jsdisp_t
*var_disp
,
307 scope_chain_t
*scope
, BOOL is_global
, exec_ctx_t
**ret
)
311 ctx
= heap_alloc_zero(sizeof(exec_ctx_t
));
313 return E_OUTOFMEMORY
;
316 ctx
->is_global
= is_global
;
319 ctx
->this_obj
= this_obj
;
320 else if(script_ctx
->host_global
)
321 ctx
->this_obj
= script_ctx
->host_global
;
323 ctx
->this_obj
= to_disp(script_ctx
->global
);
324 IDispatch_AddRef(ctx
->this_obj
);
326 jsdisp_addref(var_disp
);
327 ctx
->var_disp
= var_disp
;
331 ctx
->scope_chain
= scope
;
338 void exec_release(exec_ctx_t
*ctx
)
344 scope_release(ctx
->scope_chain
);
346 jsdisp_release(ctx
->var_disp
);
348 IDispatch_Release(ctx
->this_obj
);
349 heap_free(ctx
->stack
);
353 static HRESULT
disp_get_id(script_ctx_t
*ctx
, IDispatch
*disp
, BSTR name
, DWORD flags
, DISPID
*id
)
358 hres
= IDispatch_QueryInterface(disp
, &IID_IDispatchEx
, (void**)&dispex
);
360 TRACE("unsing IDispatch\n");
363 return IDispatch_GetIDsOfNames(disp
, &IID_NULL
, &name
, 1, 0, id
);
367 hres
= IDispatchEx_GetDispID(dispex
, name
, make_grfdex(ctx
, flags
|fdexNameCaseSensitive
), id
);
368 IDispatchEx_Release(dispex
);
372 /* ECMA-262 3rd Edition 8.7.2 */
373 static HRESULT
put_value(script_ctx_t
*ctx
, exprval_t
*ref
, VARIANT
*v
, jsexcept_t
*ei
)
375 if(ref
->type
!= EXPRVAL_IDREF
)
376 return throw_reference_error(ctx
, ei
, JS_E_ILLEGAL_ASSIGN
, NULL
);
378 return disp_propput(ctx
, ref
->u
.idref
.disp
, ref
->u
.idref
.id
, v
, ei
, NULL
/*FIXME*/);
381 static inline BOOL
is_null(const VARIANT
*v
)
383 return V_VT(v
) == VT_NULL
|| (V_VT(v
) == VT_DISPATCH
&& !V_DISPATCH(v
));
386 static HRESULT
disp_cmp(IDispatch
*disp1
, IDispatch
*disp2
, BOOL
*ret
)
388 IObjectIdentity
*identity
;
389 IUnknown
*unk1
, *unk2
;
397 if(!disp1
|| !disp2
) {
402 hres
= IDispatch_QueryInterface(disp1
, &IID_IUnknown
, (void**)&unk1
);
406 hres
= IDispatch_QueryInterface(disp2
, &IID_IUnknown
, (void**)&unk2
);
408 IUnknown_Release(unk1
);
415 hres
= IUnknown_QueryInterface(unk1
, &IID_IObjectIdentity
, (void**)&identity
);
416 if(SUCCEEDED(hres
)) {
417 hres
= IObjectIdentity_IsEqualObject(identity
, unk2
);
418 IObjectIdentity_Release(identity
);
425 IUnknown_Release(unk1
);
426 IUnknown_Release(unk2
);
430 /* ECMA-262 3rd Edition 11.9.6 */
431 static HRESULT
equal2_values(VARIANT
*lval
, VARIANT
*rval
, BOOL
*ret
)
435 if(V_VT(lval
) != V_VT(rval
)) {
436 if(is_num_vt(V_VT(lval
)) && is_num_vt(V_VT(rval
)))
437 *ret
= num_val(lval
) == num_val(rval
);
438 else if(is_null(lval
))
439 *ret
= is_null(rval
);
451 *ret
= V_I4(lval
) == V_I4(rval
);
454 *ret
= V_R8(lval
) == V_R8(rval
);
458 *ret
= SysStringLen(V_BSTR(rval
))?FALSE
:TRUE
;
459 else if(!V_BSTR(rval
))
460 *ret
= SysStringLen(V_BSTR(lval
))?FALSE
:TRUE
;
462 *ret
= !strcmpW(V_BSTR(lval
), V_BSTR(rval
));
465 return disp_cmp(V_DISPATCH(lval
), V_DISPATCH(rval
), ret
);
467 *ret
= !V_BOOL(lval
) == !V_BOOL(rval
);
470 FIXME("unimplemented vt %d\n", V_VT(lval
));
477 static HRESULT
literal_to_var(script_ctx_t
*ctx
, literal_t
*literal
, VARIANT
*v
)
479 switch(literal
->type
) {
485 V_I4(v
) = literal
->u
.lval
;
489 V_R8(v
) = literal
->u
.dval
;
492 BSTR str
= SysAllocString(literal
->u
.wstr
);
494 return E_OUTOFMEMORY
;
502 V_BOOL(v
) = literal
->u
.bval
;
508 hres
= create_regexp(ctx
, literal
->u
.regexp
.str
, literal
->u
.regexp
.str_len
,
509 literal
->u
.regexp
.flags
, ®exp
);
513 var_set_jsdisp(v
, regexp
);
520 static BOOL
lookup_global_members(script_ctx_t
*ctx
, BSTR identifier
, exprval_t
*ret
)
526 for(item
= ctx
->named_items
; item
; item
= item
->next
) {
527 if(item
->flags
& SCRIPTITEM_GLOBALMEMBERS
) {
528 hres
= disp_get_id(ctx
, item
->disp
, identifier
, 0, &id
);
529 if(SUCCEEDED(hres
)) {
531 exprval_set_idref(ret
, item
->disp
, id
);
540 HRESULT
exec_source(exec_ctx_t
*ctx
, parser_ctx_t
*parser
, source_elements_t
*source
, BOOL from_eval
,
541 jsexcept_t
*ei
, VARIANT
*retv
)
543 script_ctx_t
*script
= parser
->script
;
544 function_declaration_t
*func
;
545 parser_ctx_t
*prev_parser
;
549 exec_ctx_t
*prev_ctx
;
553 for(func
= source
->functions
; func
; func
= func
->next
) {
557 hres
= create_source_function(parser
, func
->expr
->parameter_list
, func
->expr
->source_elements
,
558 ctx
->scope_chain
, func
->expr
->src_str
, func
->expr
->src_len
, &func_obj
);
562 var_set_jsdisp(&var
, func_obj
);
563 hres
= jsdisp_propput_name(ctx
->var_disp
, func
->expr
->identifier
, &var
, ei
, NULL
);
564 jsdisp_release(func_obj
);
569 for(var
= source
->variables
; var
; var
= var
->next
) {
573 name
= SysAllocString(var
->identifier
);
575 return E_OUTOFMEMORY
;
577 if(!ctx
->is_global
|| !lookup_global_members(parser
->script
, name
, NULL
))
578 hres
= jsdisp_get_id(ctx
->var_disp
, var
->identifier
, fdexNameEnsure
, &id
);
584 prev_ctx
= script
->exec_ctx
;
585 script
->exec_ctx
= ctx
;
587 prev_parser
= ctx
->parser
;
588 ctx
->parser
= parser
;
590 V_VT(&val
) = VT_EMPTY
;
591 memset(&rt
, 0, sizeof(rt
));
594 for(stat
= source
->statement
; stat
; stat
= stat
->next
) {
595 hres
= stat_eval(script
, stat
, &rt
, &tmp
);
601 if(rt
.type
!= RT_NORMAL
)
605 script
->exec_ctx
= prev_ctx
;
606 ctx
->parser
= prev_parser
;
608 if(rt
.type
!= RT_NORMAL
&& rt
.type
!= RT_RETURN
) {
609 FIXME("wrong rt %d\n", rt
.type
);
619 if(!retv
|| (!from_eval
&& rt
.type
!= RT_RETURN
))
626 /* ECMA-262 3rd Edition 10.1.4 */
627 static HRESULT
identifier_eval(script_ctx_t
*ctx
, BSTR identifier
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
629 scope_chain_t
*scope
;
634 TRACE("%s\n", debugstr_w(identifier
));
636 for(scope
= ctx
->exec_ctx
->scope_chain
; scope
; scope
= scope
->next
) {
637 hres
= jsdisp_get_id(scope
->obj
, identifier
, 0, &id
);
638 if(SUCCEEDED(hres
)) {
639 exprval_set_idref(ret
, to_disp(scope
->obj
), id
);
644 hres
= jsdisp_get_id(ctx
->global
, identifier
, 0, &id
);
645 if(SUCCEEDED(hres
)) {
646 exprval_set_idref(ret
, to_disp(ctx
->global
), id
);
650 for(item
= ctx
->named_items
; item
; item
= item
->next
) {
651 if((item
->flags
& SCRIPTITEM_ISVISIBLE
) && !strcmpW(item
->name
, identifier
)) {
658 hres
= IActiveScriptSite_GetItemInfo(ctx
->site
, identifier
,
659 SCRIPTINFO_IUNKNOWN
, &unk
, NULL
);
661 WARN("GetItemInfo failed: %08x\n", hres
);
665 hres
= IUnknown_QueryInterface(unk
, &IID_IDispatch
, (void**)&item
->disp
);
666 IUnknown_Release(unk
);
668 WARN("object does not implement IDispatch\n");
673 ret
->type
= EXPRVAL_VARIANT
;
674 V_VT(&ret
->u
.var
) = VT_DISPATCH
;
675 V_DISPATCH(&ret
->u
.var
) = item
->disp
;
676 IDispatch_AddRef(item
->disp
);
681 if(lookup_global_members(ctx
, identifier
, ret
))
684 if(flags
& EXPR_NEWREF
) {
685 hres
= jsdisp_get_id(ctx
->global
, identifier
, fdexNameEnsure
, &id
);
689 exprval_set_idref(ret
, to_disp(ctx
->global
), id
);
693 ret
->type
= EXPRVAL_INVALID
;
694 ret
->u
.identifier
= SysAllocString(identifier
);
695 if(!ret
->u
.identifier
)
696 return E_OUTOFMEMORY
;
701 /* ECMA-262 3rd Edition 12.1 */
702 HRESULT
block_statement_eval(script_ctx_t
*ctx
, statement_t
*_stat
, return_type_t
*rt
, VARIANT
*ret
)
704 block_statement_t
*stat
= (block_statement_t
*)_stat
;
711 V_VT(&val
) = VT_EMPTY
;
712 for(iter
= stat
->stat_list
; iter
; iter
= iter
->next
) {
713 hres
= stat_eval(ctx
, iter
, rt
, &tmp
);
719 if(rt
->type
!= RT_NORMAL
)
732 /* ECMA-262 3rd Edition 12.2 */
733 static HRESULT
variable_list_eval(script_ctx_t
*ctx
, variable_declaration_t
*var_list
, jsexcept_t
*ei
)
735 variable_declaration_t
*iter
;
738 for(iter
= var_list
; iter
; iter
= iter
->next
) {
745 hres
= expr_eval(ctx
, iter
->expr
, 0, ei
, &exprval
);
749 hres
= exprval_to_value(ctx
, &exprval
, ei
, &val
);
750 exprval_release(&exprval
);
754 hres
= jsdisp_propput_name(ctx
->exec_ctx
->var_disp
, iter
->identifier
, &val
, ei
, NULL
/*FIXME*/);
763 /* ECMA-262 3rd Edition 12.2 */
764 HRESULT
var_statement_eval(script_ctx_t
*ctx
, statement_t
*_stat
, return_type_t
*rt
, VARIANT
*ret
)
766 var_statement_t
*stat
= (var_statement_t
*)_stat
;
771 hres
= variable_list_eval(ctx
, stat
->variable_list
, &rt
->ei
);
775 V_VT(ret
) = VT_EMPTY
;
779 /* ECMA-262 3rd Edition 12.3 */
780 HRESULT
empty_statement_eval(script_ctx_t
*ctx
, statement_t
*stat
, return_type_t
*rt
, VARIANT
*ret
)
784 V_VT(ret
) = VT_EMPTY
;
788 /* ECMA-262 3rd Edition 12.4 */
789 HRESULT
expression_statement_eval(script_ctx_t
*ctx
, statement_t
*_stat
, return_type_t
*rt
, VARIANT
*ret
)
791 expression_statement_t
*stat
= (expression_statement_t
*)_stat
;
798 hres
= expr_eval(ctx
, stat
->expr
, EXPR_NOVAL
, &rt
->ei
, &exprval
);
802 hres
= exprval_to_value(ctx
, &exprval
, &rt
->ei
, &val
);
803 exprval_release(&exprval
);
808 TRACE("= %s\n", debugstr_variant(ret
));
812 /* ECMA-262 3rd Edition 12.5 */
813 HRESULT
if_statement_eval(script_ctx_t
*ctx
, statement_t
*_stat
, return_type_t
*rt
, VARIANT
*ret
)
815 if_statement_t
*stat
= (if_statement_t
*)_stat
;
822 hres
= expr_eval(ctx
, stat
->expr
, 0, &rt
->ei
, &exprval
);
826 hres
= exprval_to_boolean(ctx
, &exprval
, &rt
->ei
, &b
);
827 exprval_release(&exprval
);
832 hres
= stat_eval(ctx
, stat
->if_stat
, rt
, ret
);
833 else if(stat
->else_stat
)
834 hres
= stat_eval(ctx
, stat
->else_stat
, rt
, ret
);
836 V_VT(ret
) = VT_EMPTY
;
841 /* ECMA-262 3rd Edition 12.6.2 */
842 HRESULT
while_statement_eval(script_ctx_t
*ctx
, statement_t
*_stat
, return_type_t
*rt
, VARIANT
*ret
)
844 while_statement_t
*stat
= (while_statement_t
*)_stat
;
853 V_VT(&val
) = VT_EMPTY
;
854 test_expr
= !stat
->do_while
;
858 hres
= expr_eval(ctx
, stat
->expr
, 0, &rt
->ei
, &exprval
);
862 hres
= exprval_to_boolean(ctx
, &exprval
, &rt
->ei
, &b
);
863 exprval_release(&exprval
);
864 if(FAILED(hres
) || !b
)
870 hres
= stat_eval(ctx
, stat
->statement
, rt
, &tmp
);
877 if(rt
->type
== RT_CONTINUE
)
878 rt
->type
= RT_NORMAL
;
879 if(rt
->type
!= RT_NORMAL
)
888 if(rt
->type
== RT_BREAK
)
889 rt
->type
= RT_NORMAL
;
895 /* ECMA-262 3rd Edition 12.6.3 */
896 HRESULT
for_statement_eval(script_ctx_t
*ctx
, statement_t
*_stat
, return_type_t
*rt
, VARIANT
*ret
)
898 for_statement_t
*stat
= (for_statement_t
*)_stat
;
899 VARIANT val
, tmp
, retv
;
906 if(stat
->variable_list
) {
907 hres
= variable_list_eval(ctx
, stat
->variable_list
, &rt
->ei
);
910 }else if(stat
->begin_expr
) {
911 hres
= expr_eval(ctx
, stat
->begin_expr
, EXPR_NEWREF
, &rt
->ei
, &exprval
);
915 hres
= exprval_to_value(ctx
, &exprval
, &rt
->ei
, &val
);
916 exprval_release(&exprval
);
923 V_VT(&retv
) = VT_EMPTY
;
927 hres
= expr_eval(ctx
, stat
->expr
, 0, &rt
->ei
, &exprval
);
931 hres
= exprval_to_boolean(ctx
, &exprval
, &rt
->ei
, &b
);
932 exprval_release(&exprval
);
933 if(FAILED(hres
) || !b
)
937 hres
= stat_eval(ctx
, stat
->statement
, rt
, &tmp
);
944 if(rt
->type
== RT_CONTINUE
)
945 rt
->type
= RT_NORMAL
;
946 else if(rt
->type
!= RT_NORMAL
)
950 hres
= expr_eval(ctx
, stat
->end_expr
, 0, &rt
->ei
, &exprval
);
954 hres
= exprval_to_value(ctx
, &exprval
, &rt
->ei
, &val
);
955 exprval_release(&exprval
);
968 if(rt
->type
== RT_BREAK
)
969 rt
->type
= RT_NORMAL
;
975 /* ECMA-262 3rd Edition 12.6.4 */
976 HRESULT
forin_statement_eval(script_ctx_t
*ctx
, statement_t
*_stat
, return_type_t
*rt
, VARIANT
*ret
)
978 forin_statement_t
*stat
= (forin_statement_t
*)_stat
;
979 VARIANT val
, name
, retv
, tmp
;
980 DISPID id
= DISPID_STARTENUM
;
981 BSTR str
, identifier
= NULL
;
989 hres
= variable_list_eval(ctx
, stat
->variable
, &rt
->ei
);
994 hres
= expr_eval(ctx
, stat
->in_expr
, EXPR_NEWREF
, &rt
->ei
, &exprval
);
998 hres
= exprval_to_value(ctx
, &exprval
, &rt
->ei
, &val
);
999 exprval_release(&exprval
);
1003 if(V_VT(&val
) != VT_DISPATCH
) {
1004 TRACE("in vt %d\n", V_VT(&val
));
1006 V_VT(ret
) = VT_EMPTY
;
1010 hres
= IDispatch_QueryInterface(V_DISPATCH(&val
), &IID_IDispatchEx
, (void**)&in_obj
);
1011 IDispatch_Release(V_DISPATCH(&val
));
1013 TRACE("Object doesn't support IDispatchEx\n");
1014 V_VT(ret
) = VT_EMPTY
;
1018 V_VT(&retv
) = VT_EMPTY
;
1021 identifier
= SysAllocString(stat
->variable
->identifier
);
1024 hres
= IDispatchEx_GetNextDispID(in_obj
, fdexEnumDefault
, id
, &id
);
1025 if(FAILED(hres
) || hres
== S_FALSE
)
1028 hres
= IDispatchEx_GetMemberName(in_obj
, id
, &str
);
1032 TRACE("iter %s\n", debugstr_w(str
));
1035 hres
= identifier_eval(ctx
, identifier
, 0, NULL
, &exprval
);
1037 hres
= expr_eval(ctx
, stat
->expr
, EXPR_NEWREF
, &rt
->ei
, &exprval
);
1038 if(SUCCEEDED(hres
)) {
1039 V_VT(&name
) = VT_BSTR
;
1040 V_BSTR(&name
) = str
;
1041 hres
= put_value(ctx
, &exprval
, &name
, &rt
->ei
);
1042 exprval_release(&exprval
);
1048 hres
= stat_eval(ctx
, stat
->statement
, rt
, &tmp
);
1052 VariantClear(&retv
);
1055 if(rt
->type
== RT_CONTINUE
)
1056 rt
->type
= RT_NORMAL
;
1057 else if(rt
->type
!= RT_NORMAL
)
1061 SysFreeString(identifier
);
1062 IDispatchEx_Release(in_obj
);
1064 VariantClear(&retv
);
1068 if(rt
->type
== RT_BREAK
)
1069 rt
->type
= RT_NORMAL
;
1075 /* ECMA-262 3rd Edition 12.7 */
1076 HRESULT
continue_statement_eval(script_ctx_t
*ctx
, statement_t
*_stat
, return_type_t
*rt
, VARIANT
*ret
)
1078 branch_statement_t
*stat
= (branch_statement_t
*)_stat
;
1082 if(stat
->identifier
) {
1083 FIXME("indentifier not implemented\n");
1087 rt
->type
= RT_CONTINUE
;
1088 V_VT(ret
) = VT_EMPTY
;
1092 /* ECMA-262 3rd Edition 12.8 */
1093 HRESULT
break_statement_eval(script_ctx_t
*ctx
, statement_t
*_stat
, return_type_t
*rt
, VARIANT
*ret
)
1095 branch_statement_t
*stat
= (branch_statement_t
*)_stat
;
1099 if(stat
->identifier
) {
1100 FIXME("indentifier not implemented\n");
1104 rt
->type
= RT_BREAK
;
1105 V_VT(ret
) = VT_EMPTY
;
1109 /* ECMA-262 3rd Edition 12.9 */
1110 HRESULT
return_statement_eval(script_ctx_t
*ctx
, statement_t
*_stat
, return_type_t
*rt
, VARIANT
*ret
)
1112 expression_statement_t
*stat
= (expression_statement_t
*)_stat
;
1120 hres
= expr_eval(ctx
, stat
->expr
, 0, &rt
->ei
, &exprval
);
1124 hres
= exprval_to_value(ctx
, &exprval
, &rt
->ei
, ret
);
1125 exprval_release(&exprval
);
1129 V_VT(ret
) = VT_EMPTY
;
1132 TRACE("= %s\n", debugstr_variant(ret
));
1133 rt
->type
= RT_RETURN
;
1137 /* ECMA-262 3rd Edition 12.10 */
1138 HRESULT
with_statement_eval(script_ctx_t
*ctx
, statement_t
*_stat
, return_type_t
*rt
, VARIANT
*ret
)
1140 with_statement_t
*stat
= (with_statement_t
*)_stat
;
1149 hres
= expr_eval(ctx
, stat
->expr
, 0, &rt
->ei
, &exprval
);
1153 hres
= exprval_to_value(ctx
, &exprval
, &rt
->ei
, &val
);
1154 exprval_release(&exprval
);
1158 hres
= to_object(ctx
, &val
, &disp
);
1163 obj
= iface_to_jsdisp((IUnknown
*)disp
);
1164 IDispatch_Release(disp
);
1166 FIXME("disp id not jsdisp\n");
1170 hres
= scope_push(ctx
->exec_ctx
->scope_chain
, obj
, &ctx
->exec_ctx
->scope_chain
);
1171 jsdisp_release(obj
);
1175 hres
= stat_eval(ctx
, stat
->statement
, rt
, ret
);
1177 scope_pop(&ctx
->exec_ctx
->scope_chain
);
1181 /* ECMA-262 3rd Edition 12.12 */
1182 HRESULT
labelled_statement_eval(script_ctx_t
*ctx
, statement_t
*stat
, return_type_t
*rt
, VARIANT
*ret
)
1188 /* ECMA-262 3rd Edition 12.13 */
1189 HRESULT
switch_statement_eval(script_ctx_t
*ctx
, statement_t
*_stat
, return_type_t
*rt
, VARIANT
*ret
)
1191 switch_statement_t
*stat
= (switch_statement_t
*)_stat
;
1192 case_clausule_t
*iter
, *default_clausule
= NULL
;
1193 statement_t
*stat_iter
;
1201 hres
= expr_eval(ctx
, stat
->expr
, 0, &rt
->ei
, &exprval
);
1205 hres
= exprval_to_value(ctx
, &exprval
, &rt
->ei
, &val
);
1206 exprval_release(&exprval
);
1210 for(iter
= stat
->case_list
; iter
; iter
= iter
->next
) {
1212 default_clausule
= iter
;
1216 hres
= expr_eval(ctx
, iter
->expr
, 0, &rt
->ei
, &exprval
);
1220 hres
= exprval_to_value(ctx
, &exprval
, &rt
->ei
, &cval
);
1221 exprval_release(&exprval
);
1225 hres
= equal2_values(&val
, &cval
, &b
);
1226 VariantClear(&cval
);
1227 if(FAILED(hres
) || b
)
1236 iter
= default_clausule
;
1238 V_VT(&val
) = VT_EMPTY
;
1242 for(stat_iter
= iter
->stat
; stat_iter
; stat_iter
= stat_iter
->next
) {
1243 hres
= stat_eval(ctx
, stat_iter
, rt
, &tmp
);
1250 if(rt
->type
!= RT_NORMAL
)
1260 if(rt
->type
== RT_BREAK
)
1261 rt
->type
= RT_NORMAL
;
1267 /* ECMA-262 3rd Edition 12.13 */
1268 HRESULT
throw_statement_eval(script_ctx_t
*ctx
, statement_t
*_stat
, return_type_t
*rt
, VARIANT
*ret
)
1270 expression_statement_t
*stat
= (expression_statement_t
*)_stat
;
1277 hres
= expr_eval(ctx
, stat
->expr
, 0, &rt
->ei
, &exprval
);
1281 hres
= exprval_to_value(ctx
, &exprval
, &rt
->ei
, &val
);
1282 exprval_release(&exprval
);
1287 return DISP_E_EXCEPTION
;
1290 static HRESULT
interp_throw(exec_ctx_t
*ctx
)
1292 const HRESULT arg
= ctx
->parser
->code
->instrs
[ctx
->ip
].arg1
.uint
;
1294 TRACE("%08x\n", arg
);
1296 return throw_reference_error(ctx
->parser
->script
, &ctx
->ei
, arg
, NULL
);
1299 /* ECMA-262 3rd Edition 12.14 */
1300 static HRESULT
catch_eval(script_ctx_t
*ctx
, catch_block_t
*block
, return_type_t
*rt
, VARIANT
*ret
)
1307 memset(&rt
->ei
, 0, sizeof(jsexcept_t
));
1309 hres
= create_dispex(ctx
, NULL
, NULL
, &var_disp
);
1310 if(SUCCEEDED(hres
)) {
1311 hres
= jsdisp_propput_name(var_disp
, block
->identifier
, &ex
, &rt
->ei
, NULL
/*FIXME*/);
1312 if(SUCCEEDED(hres
)) {
1313 hres
= scope_push(ctx
->exec_ctx
->scope_chain
, var_disp
, &ctx
->exec_ctx
->scope_chain
);
1314 if(SUCCEEDED(hres
)) {
1315 hres
= stat_eval(ctx
, block
->statement
, rt
, &val
);
1316 scope_pop(&ctx
->exec_ctx
->scope_chain
);
1320 jsdisp_release(var_disp
);
1331 /* ECMA-262 3rd Edition 12.14 */
1332 HRESULT
try_statement_eval(script_ctx_t
*ctx
, statement_t
*_stat
, return_type_t
*rt
, VARIANT
*ret
)
1334 try_statement_t
*stat
= (try_statement_t
*)_stat
;
1340 hres
= stat_eval(ctx
, stat
->try_statement
, rt
, &val
);
1342 TRACE("EXCEPTION\n");
1343 if(!stat
->catch_block
)
1346 hres
= catch_eval(ctx
, stat
->catch_block
, rt
, &val
);
1351 if(stat
->finally_statement
) {
1353 hres
= stat_eval(ctx
, stat
->finally_statement
, rt
, &val
);
1362 static HRESULT
return_bool(exprval_t
*ret
, DWORD b
)
1364 ret
->type
= EXPRVAL_VARIANT
;
1365 V_VT(&ret
->u
.var
) = VT_BOOL
;
1366 V_BOOL(&ret
->u
.var
) = b
? VARIANT_TRUE
: VARIANT_FALSE
;
1371 static HRESULT
get_binary_expr_values(script_ctx_t
*ctx
, binary_expression_t
*expr
, jsexcept_t
*ei
, VARIANT
*lval
, VARIANT
*rval
)
1376 hres
= expr_eval(ctx
, expr
->expression1
, 0, ei
, &exprval
);
1380 hres
= exprval_to_value(ctx
, &exprval
, ei
, lval
);
1381 exprval_release(&exprval
);
1385 hres
= expr_eval(ctx
, expr
->expression2
, 0, ei
, &exprval
);
1386 if(SUCCEEDED(hres
)) {
1387 hres
= exprval_to_value(ctx
, &exprval
, ei
, rval
);
1388 exprval_release(&exprval
);
1399 typedef HRESULT (*oper_t
)(script_ctx_t
*,VARIANT
*,VARIANT
*,jsexcept_t
*,VARIANT
*);
1401 static HRESULT
binary_expr_eval(script_ctx_t
*ctx
, binary_expression_t
*expr
, oper_t oper
, jsexcept_t
*ei
,
1404 VARIANT lval
, rval
, retv
;
1407 hres
= get_binary_expr_values(ctx
, expr
, ei
, &lval
, &rval
);
1411 hres
= oper(ctx
, &lval
, &rval
, ei
, &retv
);
1412 VariantClear(&lval
);
1413 VariantClear(&rval
);
1417 ret
->type
= EXPRVAL_VARIANT
;
1422 /* ECMA-262 3rd Edition 11.13.2 */
1423 static HRESULT
assign_oper_eval(script_ctx_t
*ctx
, expression_t
*lexpr
, expression_t
*rexpr
, oper_t oper
,
1424 jsexcept_t
*ei
, exprval_t
*ret
)
1426 VARIANT retv
, lval
, rval
;
1427 exprval_t exprval
, exprvalr
;
1430 hres
= expr_eval(ctx
, lexpr
, EXPR_NEWREF
, ei
, &exprval
);
1434 hres
= exprval_value(ctx
, &exprval
, ei
, &lval
);
1435 if(SUCCEEDED(hres
)) {
1436 hres
= expr_eval(ctx
, rexpr
, 0, ei
, &exprvalr
);
1437 if(SUCCEEDED(hres
)) {
1438 hres
= exprval_value(ctx
, &exprvalr
, ei
, &rval
);
1439 exprval_release(&exprvalr
);
1441 if(SUCCEEDED(hres
)) {
1442 hres
= oper(ctx
, &lval
, &rval
, ei
, &retv
);
1443 VariantClear(&rval
);
1445 VariantClear(&lval
);
1448 if(SUCCEEDED(hres
)) {
1449 hres
= put_value(ctx
, &exprval
, &retv
, ei
);
1451 VariantClear(&retv
);
1453 exprval_release(&exprval
);
1458 ret
->type
= EXPRVAL_VARIANT
;
1463 /* ECMA-262 3rd Edition 13 */
1464 HRESULT
function_expression_eval(script_ctx_t
*ctx
, expression_t
*_expr
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
1466 function_expression_t
*expr
= (function_expression_t
*)_expr
;
1472 if(expr
->identifier
) {
1473 hres
= jsdisp_propget_name(ctx
->exec_ctx
->var_disp
, expr
->identifier
, &var
, ei
, NULL
/*FIXME*/);
1479 hres
= create_source_function(ctx
->exec_ctx
->parser
, expr
->parameter_list
, expr
->source_elements
, ctx
->exec_ctx
->scope_chain
,
1480 expr
->src_str
, expr
->src_len
, &dispex
);
1484 var_set_jsdisp(&var
, dispex
);
1487 ret
->type
= EXPRVAL_VARIANT
;
1492 /* ECMA-262 3rd Edition 11.2.1 */
1493 HRESULT
array_expression_eval(script_ctx_t
*ctx
, expression_t
*_expr
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
1495 array_expression_t
*expr
= (array_expression_t
*)_expr
;
1497 VARIANT member
, val
;
1500 IDispatch
*obj
= NULL
;
1505 hres
= expr_eval(ctx
, expr
->member_expr
, 0, ei
, &exprval
);
1509 hres
= exprval_to_value(ctx
, &exprval
, ei
, &member
);
1510 exprval_release(&exprval
);
1514 hres
= expr_eval(ctx
, expr
->expression
, EXPR_NEWREF
, ei
, &exprval
);
1515 if(SUCCEEDED(hres
)) {
1516 hres
= exprval_to_value(ctx
, &exprval
, ei
, &val
);
1517 exprval_release(&exprval
);
1520 if(SUCCEEDED(hres
)) {
1521 hres
= to_object(ctx
, &member
, &obj
);
1525 VariantClear(&member
);
1526 if(SUCCEEDED(hres
)) {
1527 hres
= to_string(ctx
, &val
, ei
, &str
);
1529 if(SUCCEEDED(hres
)) {
1530 hres
= disp_get_id(ctx
, obj
, str
, flags
& EXPR_NEWREF
? fdexNameEnsure
: 0, &id
);
1534 if(SUCCEEDED(hres
)) {
1535 exprval_set_idref(ret
, obj
, id
);
1536 }else if(!(flags
& EXPR_NEWREF
) && hres
== DISP_E_UNKNOWNNAME
) {
1541 IDispatch_Release(obj
);
1547 /* ECMA-262 3rd Edition 11.2.1 */
1548 HRESULT
member_expression_eval(script_ctx_t
*ctx
, expression_t
*_expr
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
1550 member_expression_t
*expr
= (member_expression_t
*)_expr
;
1551 IDispatch
*obj
= NULL
;
1560 hres
= expr_eval(ctx
, expr
->expression
, 0, ei
, &exprval
);
1564 hres
= exprval_to_value(ctx
, &exprval
, ei
, &member
);
1565 exprval_release(&exprval
);
1569 hres
= to_object(ctx
, &member
, &obj
);
1570 VariantClear(&member
);
1574 str
= SysAllocString(expr
->identifier
);
1576 IDispatch_Release(obj
);
1577 return E_OUTOFMEMORY
;
1580 hres
= disp_get_id(ctx
, obj
, str
, flags
& EXPR_NEWREF
? fdexNameEnsure
: 0, &id
);
1582 if(SUCCEEDED(hres
)) {
1583 exprval_set_idref(ret
, obj
, id
);
1584 }else if(!(flags
& EXPR_NEWREF
) && hres
== DISP_E_UNKNOWNNAME
) {
1589 IDispatch_Release(obj
);
1593 /* ECMA-262 3rd Edition 11.2.1 */
1594 static HRESULT
interp_memberid(exec_ctx_t
*ctx
)
1596 VARIANT
*objv
, *namev
;
1604 namev
= stack_pop(ctx
);
1605 objv
= stack_pop(ctx
);
1607 hres
= to_object(ctx
->parser
->script
, objv
, &obj
);
1609 if(SUCCEEDED(hres
)) {
1610 hres
= to_string(ctx
->parser
->script
, namev
, &ctx
->ei
, &name
);
1612 IDispatch_Release(obj
);
1614 VariantClear(namev
);
1618 hres
= disp_get_id(ctx
->parser
->script
, obj
, name
, fdexNameEnsure
, &id
);
1619 SysFreeString(name
);
1621 IDispatch_Release(obj
);
1625 return stack_push_objid(ctx
, obj
, id
);
1628 /* ECMA-262 3rd Edition 11.2.1 */
1629 static HRESULT
interp_refval(exec_ctx_t
*ctx
)
1638 disp
= stack_top_objid(ctx
, &id
);
1640 return throw_reference_error(ctx
->parser
->script
, &ctx
->ei
, JS_E_ILLEGAL_ASSIGN
, NULL
);
1642 hres
= disp_propget(ctx
->parser
->script
, disp
, id
, &v
, &ctx
->ei
, NULL
/*FIXME*/);
1646 return stack_push(ctx
, &v
);
1649 static void free_dp(DISPPARAMS
*dp
)
1653 for(i
=0; i
< dp
->cArgs
; i
++)
1654 VariantClear(dp
->rgvarg
+i
);
1655 heap_free(dp
->rgvarg
);
1658 static HRESULT
args_to_param(script_ctx_t
*ctx
, argument_t
*args
, jsexcept_t
*ei
, DISPPARAMS
*dp
)
1664 HRESULT hres
= S_OK
;
1666 memset(dp
, 0, sizeof(*dp
));
1670 for(iter
= args
; iter
; iter
= iter
->next
)
1673 vargs
= heap_alloc_zero(cnt
* sizeof(*vargs
));
1675 return E_OUTOFMEMORY
;
1677 for(i
= cnt
, iter
= args
; iter
; iter
= iter
->next
) {
1678 hres
= expr_eval(ctx
, iter
->expr
, 0, ei
, &exprval
);
1682 hres
= exprval_to_value(ctx
, &exprval
, ei
, vargs
+ (--i
));
1683 exprval_release(&exprval
);
1698 static void jsstack_to_dp(exec_ctx_t
*ctx
, unsigned arg_cnt
, DISPPARAMS
*dp
)
1703 dp
->cArgs
= arg_cnt
;
1704 dp
->rgdispidNamedArgs
= NULL
;
1707 assert(ctx
->top
>= arg_cnt
);
1709 for(i
=1; i
*2 <= arg_cnt
; i
++) {
1710 tmp
= ctx
->stack
[ctx
->top
-i
];
1711 ctx
->stack
[ctx
->top
-i
] = ctx
->stack
[ctx
->top
-arg_cnt
+i
-1];
1712 ctx
->stack
[ctx
->top
-arg_cnt
+i
-1] = tmp
;
1715 dp
->rgvarg
= ctx
->stack
+ ctx
->top
-arg_cnt
;
1718 /* ECMA-262 3rd Edition 11.2.2 */
1719 static HRESULT
interp_new(exec_ctx_t
*ctx
)
1721 const LONG arg
= ctx
->parser
->code
->instrs
[ctx
->ip
].arg1
.lng
;
1728 constr
= stack_topn(ctx
, arg
);
1730 /* NOTE: Should use to_object here */
1732 if(V_VT(constr
) == VT_NULL
)
1733 return throw_type_error(ctx
->parser
->script
, &ctx
->ei
, JS_E_OBJECT_EXPECTED
, NULL
);
1734 else if(V_VT(constr
) != VT_DISPATCH
)
1735 return throw_type_error(ctx
->parser
->script
, &ctx
->ei
, JS_E_INVALID_ACTION
, NULL
);
1736 else if(!V_DISPATCH(constr
))
1737 return throw_type_error(ctx
->parser
->script
, &ctx
->ei
, JS_E_INVALID_PROPERTY
, NULL
);
1739 jsstack_to_dp(ctx
, arg
, &dp
);
1740 hres
= disp_call(ctx
->parser
->script
, V_DISPATCH(constr
), DISPID_VALUE
,
1741 DISPATCH_CONSTRUCT
, &dp
, &v
, &ctx
->ei
, NULL
/*FIXME*/);
1745 stack_popn(ctx
, arg
+1);
1746 return stack_push(ctx
, &v
);
1749 /* ECMA-262 3rd Edition 11.2.3 */
1750 HRESULT
call_expression_eval(script_ctx_t
*ctx
, expression_t
*_expr
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
1752 call_expression_t
*expr
= (call_expression_t
*)_expr
;
1760 hres
= expr_eval(ctx
, expr
->expression
, 0, ei
, &exprval
);
1764 hres
= args_to_param(ctx
, expr
->argument_list
, ei
, &dp
);
1765 if(SUCCEEDED(hres
)) {
1766 switch(exprval
.type
) {
1767 case EXPRVAL_VARIANT
:
1768 if(V_VT(&exprval
.u
.var
) == VT_DISPATCH
)
1769 hres
= disp_call(ctx
, V_DISPATCH(&exprval
.u
.var
), DISPID_VALUE
,
1770 DISPATCH_METHOD
, &dp
, flags
& EXPR_NOVAL
? NULL
: &var
, ei
, NULL
/*FIXME*/);
1772 hres
= throw_type_error(ctx
, ei
, JS_E_INVALID_PROPERTY
, NULL
);
1775 hres
= disp_call(ctx
, exprval
.u
.idref
.disp
, exprval
.u
.idref
.id
,
1776 DISPATCH_METHOD
, &dp
, flags
& EXPR_NOVAL
? NULL
: &var
, ei
, NULL
/*FIXME*/);
1778 case EXPRVAL_INVALID
:
1779 hres
= throw_type_error(ctx
, ei
, JS_E_OBJECT_EXPECTED
, NULL
);
1782 FIXME("unimplemented type %d\n", exprval
.type
);
1789 exprval_release(&exprval
);
1793 ret
->type
= EXPRVAL_VARIANT
;
1794 if(flags
& EXPR_NOVAL
) {
1795 V_VT(&ret
->u
.var
) = VT_EMPTY
;
1797 TRACE("= %s\n", debugstr_variant(&var
));
1803 /* ECMA-262 3rd Edition 11.1.1 */
1804 static HRESULT
interp_this(exec_ctx_t
*ctx
)
1810 V_VT(&v
) = VT_DISPATCH
;
1811 V_DISPATCH(&v
) = ctx
->this_obj
;
1812 IDispatch_AddRef(ctx
->this_obj
);
1813 return stack_push(ctx
, &v
);
1816 /* ECMA-262 3rd Edition 10.1.4 */
1817 HRESULT
identifier_expression_eval(script_ctx_t
*ctx
, expression_t
*_expr
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
1819 identifier_expression_t
*expr
= (identifier_expression_t
*)_expr
;
1825 identifier
= SysAllocString(expr
->identifier
);
1827 return E_OUTOFMEMORY
;
1829 hres
= identifier_eval(ctx
, identifier
, flags
, ei
, ret
);
1831 SysFreeString(identifier
);
1835 /* ECMA-262 3rd Edition 10.1.4 */
1836 static HRESULT
interp_ident(exec_ctx_t
*ctx
)
1838 const BSTR arg
= ctx
->parser
->code
->instrs
[ctx
->ip
].arg1
.bstr
;
1843 TRACE("%s\n", debugstr_w(arg
));
1845 hres
= identifier_eval(ctx
->parser
->script
, arg
, 0, &ctx
->ei
, &exprval
);
1849 hres
= exprval_to_value(ctx
->parser
->script
, &exprval
, &ctx
->ei
, &v
);
1850 exprval_release(&exprval
);
1854 return stack_push(ctx
, &v
);
1857 /* ECMA-262 3rd Edition 10.1.4 */
1858 static HRESULT
interp_identid(exec_ctx_t
*ctx
)
1860 const BSTR arg
= ctx
->parser
->code
->instrs
[ctx
->ip
].arg1
.bstr
;
1864 TRACE("%s\n", debugstr_w(arg
));
1866 hres
= identifier_eval(ctx
->parser
->script
, arg
, EXPR_NEWREF
, &ctx
->ei
, &exprval
);
1870 if(exprval
.type
!= EXPRVAL_IDREF
) {
1871 WARN("invalid ref\n");
1872 exprval_release(&exprval
);
1873 return stack_push_objid(ctx
, NULL
, -1);
1876 return stack_push_objid(ctx
, exprval
.u
.idref
.disp
, exprval
.u
.idref
.id
);
1879 /* ECMA-262 3rd Edition 7.8.1 */
1880 static HRESULT
interp_null(exec_ctx_t
*ctx
)
1887 return stack_push(ctx
, &v
);
1890 /* ECMA-262 3rd Edition 7.8.2 */
1891 static HRESULT
interp_bool(exec_ctx_t
*ctx
)
1893 const LONG arg
= ctx
->parser
->code
->instrs
[ctx
->ip
].arg1
.lng
;
1895 TRACE("%s\n", arg
? "true" : "false");
1897 return stack_push_bool(ctx
, arg
);
1900 /* ECMA-262 3rd Edition 7.8.3 */
1901 static HRESULT
interp_int(exec_ctx_t
*ctx
)
1903 const LONG arg
= ctx
->parser
->code
->instrs
[ctx
->ip
].arg1
.lng
;
1910 return stack_push(ctx
, &v
);
1913 /* ECMA-262 3rd Edition 7.8.3 */
1914 static HRESULT
interp_double(exec_ctx_t
*ctx
)
1916 const double arg
= *ctx
->parser
->code
->instrs
[ctx
->ip
].arg1
.dbl
;
1919 TRACE("%lf\n", arg
);
1923 return stack_push(ctx
, &v
);
1926 /* ECMA-262 3rd Edition 7.8.4 */
1927 static HRESULT
interp_str(exec_ctx_t
*ctx
)
1929 const WCHAR
*str
= ctx
->parser
->code
->instrs
[ctx
->ip
].arg1
.str
;
1932 TRACE("%s\n", debugstr_w(str
));
1935 V_BSTR(&v
) = SysAllocString(str
);
1937 return E_OUTOFMEMORY
;
1939 return stack_push(ctx
, &v
);
1942 /* ECMA-262 3rd Edition 7.8 */
1943 static HRESULT
interp_regexp(exec_ctx_t
*ctx
)
1945 const WCHAR
*source
= ctx
->parser
->code
->instrs
[ctx
->ip
].arg1
.str
;
1946 const LONG flags
= ctx
->parser
->code
->instrs
[ctx
->ip
].arg2
.lng
;
1951 TRACE("%s %x\n", debugstr_w(source
), flags
);
1953 hres
= create_regexp(ctx
->parser
->script
, source
, strlenW(source
), flags
, ®exp
);
1957 var_set_jsdisp(&v
, regexp
);
1958 return stack_push(ctx
, &v
);
1961 /* ECMA-262 3rd Edition 11.1.4 */
1962 HRESULT
array_literal_expression_eval(script_ctx_t
*ctx
, expression_t
*_expr
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
1964 array_literal_expression_t
*expr
= (array_literal_expression_t
*)_expr
;
1965 DWORD length
= 0, i
= 0;
1966 array_element_t
*elem
;
1974 for(elem
= expr
->element_list
; elem
; elem
= elem
->next
)
1975 length
+= elem
->elision
+1;
1976 length
+= expr
->length
;
1978 hres
= create_array(ctx
, length
, &array
);
1982 for(elem
= expr
->element_list
; elem
; elem
= elem
->next
) {
1985 hres
= expr_eval(ctx
, elem
->expr
, 0, ei
, &exprval
);
1989 hres
= exprval_to_value(ctx
, &exprval
, ei
, &val
);
1990 exprval_release(&exprval
);
1994 hres
= jsdisp_propput_idx(array
, i
, &val
, ei
, NULL
/*FIXME*/);
2003 jsdisp_release(array
);
2007 ret
->type
= EXPRVAL_VARIANT
;
2008 var_set_jsdisp(&ret
->u
.var
, array
);
2012 /* ECMA-262 3rd Edition 11.1.5 */
2013 HRESULT
property_value_expression_eval(script_ctx_t
*ctx
, expression_t
*_expr
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
2015 property_value_expression_t
*expr
= (property_value_expression_t
*)_expr
;
2025 hres
= create_object(ctx
, NULL
, &obj
);
2029 for(iter
= expr
->property_list
; iter
; iter
= iter
->next
) {
2030 hres
= literal_to_var(ctx
, iter
->name
, &tmp
);
2034 hres
= to_string(ctx
, &tmp
, ei
, &name
);
2039 hres
= expr_eval(ctx
, iter
->value
, 0, ei
, &exprval
);
2040 if(SUCCEEDED(hres
)) {
2041 hres
= exprval_to_value(ctx
, &exprval
, ei
, &val
);
2042 exprval_release(&exprval
);
2043 if(SUCCEEDED(hres
)) {
2044 hres
= jsdisp_propput_name(obj
, name
, &val
, ei
, NULL
/*FIXME*/);
2049 SysFreeString(name
);
2055 jsdisp_release(obj
);
2059 ret
->type
= EXPRVAL_VARIANT
;
2060 var_set_jsdisp(&ret
->u
.var
, obj
);
2064 /* ECMA-262 3rd Edition 11.11 */
2065 static HRESULT
interp_jmp_nz(exec_ctx_t
*ctx
)
2067 const unsigned arg
= ctx
->parser
->code
->instrs
[ctx
->ip
].arg1
.uint
;
2073 hres
= to_boolean(stack_top(ctx
), &b
);
2086 /* ECMA-262 3rd Edition 11.11 */
2087 static HRESULT
interp_jmp_z(exec_ctx_t
*ctx
)
2089 const unsigned arg
= ctx
->parser
->code
->instrs
[ctx
->ip
].arg1
.uint
;
2095 hres
= to_boolean(stack_top(ctx
), &b
);
2108 /* ECMA-262 3rd Edition 11.10 */
2109 static HRESULT
bitor_eval(script_ctx_t
*ctx
, VARIANT
*lval
, VARIANT
*rval
, jsexcept_t
*ei
, VARIANT
*retv
)
2114 hres
= to_int32(ctx
, lval
, ei
, &li
);
2118 hres
= to_int32(ctx
, rval
, ei
, &ri
);
2127 /* ECMA-262 3rd Edition 11.10 */
2128 static HRESULT
interp_or(exec_ctx_t
*ctx
)
2135 hres
= stack_pop_int(ctx
, &r
);
2139 hres
= stack_pop_int(ctx
, &l
);
2143 return stack_push_int(ctx
, l
|r
);
2146 /* ECMA-262 3rd Edition 11.10 */
2147 static HRESULT
xor_eval(script_ctx_t
*ctx
, VARIANT
*lval
, VARIANT
*rval
, jsexcept_t
*ei
, VARIANT
*retv
)
2152 hres
= to_int32(ctx
, lval
, ei
, &li
);
2156 hres
= to_int32(ctx
, rval
, ei
, &ri
);
2165 /* ECMA-262 3rd Edition 11.10 */
2166 static HRESULT
interp_xor(exec_ctx_t
*ctx
)
2173 hres
= stack_pop_int(ctx
, &r
);
2177 hres
= stack_pop_int(ctx
, &l
);
2181 return stack_push_int(ctx
, l
^r
);
2184 /* ECMA-262 3rd Edition 11.10 */
2185 static HRESULT
bitand_eval(script_ctx_t
*ctx
, VARIANT
*lval
, VARIANT
*rval
, jsexcept_t
*ei
, VARIANT
*retv
)
2190 hres
= to_int32(ctx
, lval
, ei
, &li
);
2194 hres
= to_int32(ctx
, rval
, ei
, &ri
);
2203 /* ECMA-262 3rd Edition 11.10 */
2204 HRESULT
binary_and_expression_eval(script_ctx_t
*ctx
, expression_t
*_expr
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
2206 binary_expression_t
*expr
= (binary_expression_t
*)_expr
;
2210 return binary_expr_eval(ctx
, expr
, bitand_eval
, ei
, ret
);
2213 /* ECMA-262 3rd Edition 11.8.6 */
2214 static HRESULT
instanceof_eval(script_ctx_t
*ctx
, VARIANT
*inst
, VARIANT
*objv
, jsexcept_t
*ei
, VARIANT
*retv
)
2216 jsdisp_t
*obj
, *iter
, *tmp
= NULL
;
2217 VARIANT_BOOL ret
= VARIANT_FALSE
;
2222 static const WCHAR prototypeW
[] = {'p','r','o','t','o','t', 'y', 'p','e',0};
2224 if(V_VT(objv
) != VT_DISPATCH
|| !V_DISPATCH(objv
))
2225 return throw_type_error(ctx
, ei
, JS_E_FUNCTION_EXPECTED
, NULL
);
2227 obj
= iface_to_jsdisp((IUnknown
*)V_DISPATCH(objv
));
2229 FIXME("non-jsdisp objects not supported\n");
2233 if(is_class(obj
, JSCLASS_FUNCTION
)) {
2234 hres
= jsdisp_propget_name(obj
, prototypeW
, &var
, ei
, NULL
/*FIXME*/);
2236 hres
= throw_type_error(ctx
, ei
, JS_E_FUNCTION_EXPECTED
, NULL
);
2238 jsdisp_release(obj
);
2242 if(V_VT(&var
) == VT_DISPATCH
) {
2243 if(V_VT(inst
) == VT_DISPATCH
)
2244 tmp
= iface_to_jsdisp((IUnknown
*)V_DISPATCH(inst
));
2245 for(iter
= tmp
; iter
; iter
= iter
->prototype
) {
2246 hres
= disp_cmp(V_DISPATCH(&var
), to_disp(iter
), &b
);
2256 jsdisp_release(tmp
);
2258 FIXME("prototype is not an object\n");
2266 V_VT(retv
) = VT_BOOL
;
2271 /* ECMA-262 3rd Edition 11.8.6 */
2272 HRESULT
instanceof_expression_eval(script_ctx_t
*ctx
, expression_t
*_expr
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
2274 binary_expression_t
*expr
= (binary_expression_t
*)_expr
;
2278 return binary_expr_eval(ctx
, expr
, instanceof_eval
, ei
, ret
);
2281 /* ECMA-262 3rd Edition 11.8.7 */
2282 static HRESULT
interp_in(exec_ctx_t
*ctx
)
2292 obj
= stack_pop(ctx
);
2295 if(V_VT(obj
) != VT_DISPATCH
|| !V_DISPATCH(obj
)) {
2298 return throw_type_error(ctx
->parser
->script
, &ctx
->ei
, JS_E_OBJECT_EXPECTED
, NULL
);
2301 hres
= to_string(ctx
->parser
->script
, v
, &ctx
->ei
, &str
);
2304 IDispatch_Release(V_DISPATCH(obj
));
2308 hres
= disp_get_id(ctx
->parser
->script
, V_DISPATCH(obj
), str
, 0, &id
);
2309 IDispatch_Release(V_DISPATCH(obj
));
2313 else if(hres
== DISP_E_UNKNOWNNAME
)
2318 return stack_push_bool(ctx
, ret
);
2321 /* ECMA-262 3rd Edition 11.6.1 */
2322 static HRESULT
add_eval(script_ctx_t
*ctx
, VARIANT
*lval
, VARIANT
*rval
, jsexcept_t
*ei
, VARIANT
*retv
)
2327 hres
= to_primitive(ctx
, lval
, ei
, &l
, NO_HINT
);
2331 hres
= to_primitive(ctx
, rval
, ei
, &r
, NO_HINT
);
2337 if(V_VT(&l
) == VT_BSTR
|| V_VT(&r
) == VT_BSTR
) {
2338 BSTR lstr
= NULL
, rstr
= NULL
;
2340 if(V_VT(&l
) == VT_BSTR
)
2343 hres
= to_string(ctx
, &l
, ei
, &lstr
);
2345 if(SUCCEEDED(hres
)) {
2346 if(V_VT(&r
) == VT_BSTR
)
2349 hres
= to_string(ctx
, &r
, ei
, &rstr
);
2352 if(SUCCEEDED(hres
)) {
2355 len1
= SysStringLen(lstr
);
2356 len2
= SysStringLen(rstr
);
2358 V_VT(retv
) = VT_BSTR
;
2359 V_BSTR(retv
) = SysAllocStringLen(NULL
, len1
+len2
);
2360 memcpy(V_BSTR(retv
), lstr
, len1
*sizeof(WCHAR
));
2361 memcpy(V_BSTR(retv
)+len1
, rstr
, (len2
+1)*sizeof(WCHAR
));
2364 if(V_VT(&l
) != VT_BSTR
)
2365 SysFreeString(lstr
);
2366 if(V_VT(&r
) != VT_BSTR
)
2367 SysFreeString(rstr
);
2371 hres
= to_number(ctx
, &l
, ei
, &nl
);
2372 if(SUCCEEDED(hres
)) {
2373 hres
= to_number(ctx
, &r
, ei
, &nr
);
2375 num_set_val(retv
, num_val(&nl
) + num_val(&nr
));
2384 /* ECMA-262 3rd Edition 11.6.1 */
2385 static HRESULT
interp_add(exec_ctx_t
*ctx
)
2387 VARIANT
*l
, *r
, ret
;
2393 TRACE("%s + %s\n", debugstr_variant(l
), debugstr_variant(r
));
2395 hres
= add_eval(ctx
->parser
->script
, l
, r
, &ctx
->ei
, &ret
);
2401 return stack_push(ctx
, &ret
);
2404 /* ECMA-262 3rd Edition 11.6.2 */
2405 static HRESULT
interp_sub(exec_ctx_t
*ctx
)
2412 hres
= stack_pop_number(ctx
, &r
);
2416 hres
= stack_pop_number(ctx
, &l
);
2420 return stack_push_number(ctx
, num_val(&l
)-num_val(&r
));
2423 /* ECMA-262 3rd Edition 11.5.1 */
2424 static HRESULT
interp_mul(exec_ctx_t
*ctx
)
2431 hres
= stack_pop_number(ctx
, &r
);
2435 hres
= stack_pop_number(ctx
, &l
);
2439 return stack_push_number(ctx
, num_val(&l
)*num_val(&r
));
2442 /* ECMA-262 3rd Edition 11.5.2 */
2443 static HRESULT
interp_div(exec_ctx_t
*ctx
)
2450 hres
= stack_pop_number(ctx
, &r
);
2454 hres
= stack_pop_number(ctx
, &l
);
2458 return stack_push_number(ctx
, num_val(&l
)/num_val(&r
));
2461 /* ECMA-262 3rd Edition 11.5.3 */
2462 static HRESULT
mod_eval(script_ctx_t
*ctx
, VARIANT
*lval
, VARIANT
*rval
, jsexcept_t
*ei
, VARIANT
*retv
)
2467 hres
= to_number(ctx
, lval
, ei
, &lnum
);
2471 hres
= to_number(ctx
, rval
, ei
, &rnum
);
2475 num_set_val(retv
, fmod(num_val(&lnum
), num_val(&rnum
)));
2479 /* ECMA-262 3rd Edition 11.5.3 */
2480 static HRESULT
interp_mod(exec_ctx_t
*ctx
)
2487 hres
= stack_pop_number(ctx
, &r
);
2491 hres
= stack_pop_number(ctx
, &l
);
2495 return stack_push_number(ctx
, fmod(num_val(&l
), num_val(&r
)));
2498 /* ECMA-262 3rd Edition 11.4.2 */
2499 HRESULT
delete_expression_eval(script_ctx_t
*ctx
, expression_t
*_expr
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
2501 unary_expression_t
*expr
= (unary_expression_t
*)_expr
;
2502 VARIANT_BOOL b
= VARIANT_FALSE
;
2508 hres
= expr_eval(ctx
, expr
->expression
, 0, ei
, &exprval
);
2512 switch(exprval
.type
) {
2513 case EXPRVAL_IDREF
: {
2514 IDispatchEx
*dispex
;
2516 hres
= IDispatch_QueryInterface(exprval
.u
.idref
.disp
, &IID_IDispatchEx
, (void**)&dispex
);
2517 if(SUCCEEDED(hres
)) {
2518 hres
= IDispatchEx_DeleteMemberByDispID(dispex
, exprval
.u
.idref
.id
);
2520 IDispatchEx_Release(dispex
);
2525 FIXME("unsupported type %d\n", exprval
.type
);
2529 exprval_release(&exprval
);
2533 return return_bool(ret
, b
);
2536 /* ECMA-262 3rd Edition 11.4.2 */
2537 static HRESULT
interp_delete(exec_ctx_t
*ctx
)
2539 VARIANT
*obj_var
, *name_var
;
2540 IDispatchEx
*dispex
;
2548 name_var
= stack_pop(ctx
);
2549 obj_var
= stack_pop(ctx
);
2551 hres
= to_object(ctx
->parser
->script
, obj_var
, &obj
);
2552 VariantClear(obj_var
);
2554 VariantClear(name_var
);
2558 hres
= to_string(ctx
->parser
->script
, name_var
, &ctx
->ei
, &name
);
2559 VariantClear(name_var
);
2561 IDispatch_Release(obj
);
2565 hres
= IDispatch_QueryInterface(obj
, &IID_IDispatchEx
, (void**)&dispex
);
2566 if(SUCCEEDED(hres
)) {
2567 hres
= IDispatchEx_DeleteMemberByName(dispex
, name
, make_grfdex(ctx
->parser
->script
, fdexNameCaseSensitive
));
2569 IDispatchEx_Release(dispex
);
2575 IDispatch_Release(obj
);
2576 SysFreeString(name
);
2580 return stack_push_bool(ctx
, ret
);
2583 /* ECMA-262 3rd Edition 11.4.2 */
2584 static HRESULT
interp_void(exec_ctx_t
*ctx
)
2592 V_VT(&v
) = VT_EMPTY
;
2593 return stack_push(ctx
, &v
);
2596 /* ECMA-262 3rd Edition 11.4.3 */
2597 static HRESULT
typeof_exprval(script_ctx_t
*ctx
, exprval_t
*exprval
, jsexcept_t
*ei
, const WCHAR
**ret
)
2602 static const WCHAR booleanW
[] = {'b','o','o','l','e','a','n',0};
2603 static const WCHAR functionW
[] = {'f','u','n','c','t','i','o','n',0};
2604 static const WCHAR numberW
[] = {'n','u','m','b','e','r',0};
2605 static const WCHAR objectW
[] = {'o','b','j','e','c','t',0};
2606 static const WCHAR stringW
[] = {'s','t','r','i','n','g',0};
2607 static const WCHAR undefinedW
[] = {'u','n','d','e','f','i','n','e','d',0};
2608 static const WCHAR unknownW
[] = {'u','n','k','n','o','w','n',0};
2610 if(exprval
->type
== EXPRVAL_INVALID
) {
2615 hres
= exprval_to_value(ctx
, exprval
, ei
, &val
);
2617 if(exprval
->type
== EXPRVAL_IDREF
) {
2624 switch(V_VT(&val
)) {
2644 if(V_DISPATCH(&val
) && (dispex
= iface_to_jsdisp((IUnknown
*)V_DISPATCH(&val
)))) {
2645 *ret
= is_class(dispex
, JSCLASS_FUNCTION
) ? functionW
: objectW
;
2646 jsdisp_release(dispex
);
2653 FIXME("unhandled vt %d\n", V_VT(&val
));
2661 HRESULT
typeof_expression_eval(script_ctx_t
*ctx
, expression_t
*_expr
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
2663 unary_expression_t
*expr
= (unary_expression_t
*)_expr
;
2664 const WCHAR
*str
= NULL
;
2670 hres
= expr_eval(ctx
, expr
->expression
, 0, ei
, &exprval
);
2674 hres
= typeof_exprval(ctx
, &exprval
, ei
, &str
);
2675 exprval_release(&exprval
);
2679 ret
->type
= EXPRVAL_VARIANT
;
2680 V_VT(&ret
->u
.var
) = VT_BSTR
;
2681 V_BSTR(&ret
->u
.var
) = SysAllocString(str
);
2682 if(!V_BSTR(&ret
->u
.var
))
2683 return E_OUTOFMEMORY
;
2688 /* ECMA-262 3rd Edition 11.4.7 */
2689 static HRESULT
interp_minus(exec_ctx_t
*ctx
)
2696 hres
= stack_pop_number(ctx
, &n
);
2700 return stack_push_number(ctx
, -num_val(&n
));
2703 /* ECMA-262 3rd Edition 11.4.6 */
2704 static HRESULT
interp_tonum(exec_ctx_t
*ctx
)
2712 hres
= to_number(ctx
->parser
->script
, v
, &ctx
->ei
, &num
);
2717 return stack_push(ctx
, &num
);
2720 /* ECMA-262 3rd Edition 11.3.1 */
2721 HRESULT
post_increment_expression_eval(script_ctx_t
*ctx
, expression_t
*_expr
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
2723 unary_expression_t
*expr
= (unary_expression_t
*)_expr
;
2730 hres
= expr_eval(ctx
, expr
->expression
, EXPR_NEWREF
, ei
, &exprval
);
2734 hres
= exprval_value(ctx
, &exprval
, ei
, &val
);
2735 if(SUCCEEDED(hres
)) {
2736 hres
= to_number(ctx
, &val
, ei
, &num
);
2740 if(SUCCEEDED(hres
)) {
2742 num_set_val(&inc
, num_val(&num
)+1.0);
2743 hres
= put_value(ctx
, &exprval
, &inc
, ei
);
2746 exprval_release(&exprval
);
2750 ret
->type
= EXPRVAL_VARIANT
;
2755 /* ECMA-262 3rd Edition 11.3.2 */
2756 HRESULT
post_decrement_expression_eval(script_ctx_t
*ctx
, expression_t
*_expr
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
2758 unary_expression_t
*expr
= (unary_expression_t
*)_expr
;
2765 hres
= expr_eval(ctx
, expr
->expression
, EXPR_NEWREF
, ei
, &exprval
);
2769 hres
= exprval_value(ctx
, &exprval
, ei
, &val
);
2770 if(SUCCEEDED(hres
)) {
2771 hres
= to_number(ctx
, &val
, ei
, &num
);
2775 if(SUCCEEDED(hres
)) {
2777 num_set_val(&dec
, num_val(&num
)-1.0);
2778 hres
= put_value(ctx
, &exprval
, &dec
, ei
);
2781 exprval_release(&exprval
);
2785 ret
->type
= EXPRVAL_VARIANT
;
2790 /* ECMA-262 3rd Edition 11.4.4 */
2791 HRESULT
pre_increment_expression_eval(script_ctx_t
*ctx
, expression_t
*_expr
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
2793 unary_expression_t
*expr
= (unary_expression_t
*)_expr
;
2800 hres
= expr_eval(ctx
, expr
->expression
, EXPR_NEWREF
, ei
, &exprval
);
2804 hres
= exprval_value(ctx
, &exprval
, ei
, &val
);
2805 if(SUCCEEDED(hres
)) {
2806 hres
= to_number(ctx
, &val
, ei
, &num
);
2810 if(SUCCEEDED(hres
)) {
2811 num_set_val(&val
, num_val(&num
)+1.0);
2812 hres
= put_value(ctx
, &exprval
, &val
, ei
);
2815 exprval_release(&exprval
);
2819 ret
->type
= EXPRVAL_VARIANT
;
2824 /* ECMA-262 3rd Edition 11.4.5 */
2825 HRESULT
pre_decrement_expression_eval(script_ctx_t
*ctx
, expression_t
*_expr
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
2827 unary_expression_t
*expr
= (unary_expression_t
*)_expr
;
2834 hres
= expr_eval(ctx
, expr
->expression
, EXPR_NEWREF
, ei
, &exprval
);
2838 hres
= exprval_value(ctx
, &exprval
, ei
, &val
);
2839 if(SUCCEEDED(hres
)) {
2840 hres
= to_number(ctx
, &val
, ei
, &num
);
2844 if(SUCCEEDED(hres
)) {
2845 num_set_val(&val
, num_val(&num
)-1.0);
2846 hres
= put_value(ctx
, &exprval
, &val
, ei
);
2849 exprval_release(&exprval
);
2853 ret
->type
= EXPRVAL_VARIANT
;
2858 /* ECMA-262 3rd Edition 11.9.3 */
2859 static HRESULT
equal_values(script_ctx_t
*ctx
, VARIANT
*lval
, VARIANT
*rval
, jsexcept_t
*ei
, BOOL
*ret
)
2861 if(V_VT(lval
) == V_VT(rval
) || (is_num_vt(V_VT(lval
)) && is_num_vt(V_VT(rval
))))
2862 return equal2_values(lval
, rval
, ret
);
2864 /* FIXME: NULL disps should be handled in more general way */
2865 if(V_VT(lval
) == VT_DISPATCH
&& !V_DISPATCH(lval
)) {
2868 return equal_values(ctx
, &v
, rval
, ei
, ret
);
2871 if(V_VT(rval
) == VT_DISPATCH
&& !V_DISPATCH(rval
)) {
2874 return equal_values(ctx
, lval
, &v
, ei
, ret
);
2877 if((V_VT(lval
) == VT_NULL
&& V_VT(rval
) == VT_EMPTY
) ||
2878 (V_VT(lval
) == VT_EMPTY
&& V_VT(rval
) == VT_NULL
)) {
2883 if(V_VT(lval
) == VT_BSTR
&& is_num_vt(V_VT(rval
))) {
2887 hres
= to_number(ctx
, lval
, ei
, &v
);
2891 return equal_values(ctx
, &v
, rval
, ei
, ret
);
2894 if(V_VT(rval
) == VT_BSTR
&& is_num_vt(V_VT(lval
))) {
2898 hres
= to_number(ctx
, rval
, ei
, &v
);
2902 return equal_values(ctx
, lval
, &v
, ei
, ret
);
2905 if(V_VT(rval
) == VT_BOOL
) {
2909 V_I4(&v
) = V_BOOL(rval
) ? 1 : 0;
2910 return equal_values(ctx
, lval
, &v
, ei
, ret
);
2913 if(V_VT(lval
) == VT_BOOL
) {
2917 V_I4(&v
) = V_BOOL(lval
) ? 1 : 0;
2918 return equal_values(ctx
, &v
, rval
, ei
, ret
);
2922 if(V_VT(rval
) == VT_DISPATCH
&& (V_VT(lval
) == VT_BSTR
|| is_num_vt(V_VT(lval
)))) {
2926 hres
= to_primitive(ctx
, rval
, ei
, &v
, NO_HINT
);
2930 hres
= equal_values(ctx
, lval
, &v
, ei
, ret
);
2937 if(V_VT(lval
) == VT_DISPATCH
&& (V_VT(rval
) == VT_BSTR
|| is_num_vt(V_VT(rval
)))) {
2941 hres
= to_primitive(ctx
, lval
, ei
, &v
, NO_HINT
);
2945 hres
= equal_values(ctx
, &v
, rval
, ei
, ret
);
2956 /* ECMA-262 3rd Edition 11.9.1 */
2957 static HRESULT
interp_eq(exec_ctx_t
*ctx
)
2966 TRACE("%s == %s\n", debugstr_variant(l
), debugstr_variant(r
));
2968 hres
= equal_values(ctx
->parser
->script
, l
, r
, &ctx
->ei
, &b
);
2974 return stack_push_bool(ctx
, b
);
2977 /* ECMA-262 3rd Edition 11.9.2 */
2978 static HRESULT
interp_neq(exec_ctx_t
*ctx
)
2987 TRACE("%s != %s\n", debugstr_variant(l
), debugstr_variant(r
));
2989 hres
= equal_values(ctx
->parser
->script
, l
, r
, &ctx
->ei
, &b
);
2995 return stack_push_bool(ctx
, !b
);
2998 /* ECMA-262 3rd Edition 11.9.4 */
2999 static HRESULT
interp_eq2(exec_ctx_t
*ctx
)
3010 hres
= equal2_values(r
, l
, &b
);
3016 return stack_push_bool(ctx
, b
);
3019 /* ECMA-262 3rd Edition 11.9.5 */
3020 static HRESULT
interp_neq2(exec_ctx_t
*ctx
)
3031 hres
= equal2_values(r
, l
, &b
);
3037 return stack_push_bool(ctx
, !b
);
3040 /* ECMA-262 3rd Edition 11.8.5 */
3041 static HRESULT
less_eval(script_ctx_t
*ctx
, VARIANT
*lval
, VARIANT
*rval
, BOOL greater
, jsexcept_t
*ei
, BOOL
*ret
)
3043 VARIANT l
, r
, ln
, rn
;
3046 hres
= to_primitive(ctx
, lval
, ei
, &l
, NO_HINT
);
3050 hres
= to_primitive(ctx
, rval
, ei
, &r
, NO_HINT
);
3056 if(V_VT(&l
) == VT_BSTR
&& V_VT(&r
) == VT_BSTR
) {
3057 *ret
= (strcmpW(V_BSTR(&l
), V_BSTR(&r
)) < 0) ^ greater
;
3058 SysFreeString(V_BSTR(&l
));
3059 SysFreeString(V_BSTR(&r
));
3063 hres
= to_number(ctx
, &l
, ei
, &ln
);
3066 hres
= to_number(ctx
, &r
, ei
, &rn
);
3071 if(V_VT(&ln
) == VT_I4
&& V_VT(&rn
) == VT_I4
) {
3072 *ret
= (V_I4(&ln
) < V_I4(&rn
)) ^ greater
;
3074 DOUBLE ld
= num_val(&ln
);
3075 DOUBLE rd
= num_val(&rn
);
3077 *ret
= !isnan(ld
) && !isnan(rd
) && ((ld
< rd
) ^ greater
);
3083 /* ECMA-262 3rd Edition 11.8.1 */
3084 static HRESULT
interp_lt(exec_ctx_t
*ctx
)
3093 TRACE("%s < %s\n", debugstr_variant(l
), debugstr_variant(r
));
3095 hres
= less_eval(ctx
->parser
->script
, l
, r
, FALSE
, &ctx
->ei
, &b
);
3101 return stack_push_bool(ctx
, b
);
3104 /* ECMA-262 3rd Edition 11.8.1 */
3105 static HRESULT
interp_lteq(exec_ctx_t
*ctx
)
3114 TRACE("%s <= %s\n", debugstr_variant(l
), debugstr_variant(r
));
3116 hres
= less_eval(ctx
->parser
->script
, r
, l
, TRUE
, &ctx
->ei
, &b
);
3122 return stack_push_bool(ctx
, b
);
3125 /* ECMA-262 3rd Edition 11.8.2 */
3126 static HRESULT
interp_gt(exec_ctx_t
*ctx
)
3135 TRACE("%s > %s\n", debugstr_variant(l
), debugstr_variant(r
));
3137 hres
= less_eval(ctx
->parser
->script
, r
, l
, FALSE
, &ctx
->ei
, &b
);
3143 return stack_push_bool(ctx
, b
);
3146 /* ECMA-262 3rd Edition 11.8.4 */
3147 static HRESULT
interp_gteq(exec_ctx_t
*ctx
)
3156 TRACE("%s >= %s\n", debugstr_variant(l
), debugstr_variant(r
));
3158 hres
= less_eval(ctx
->parser
->script
, l
, r
, TRUE
, &ctx
->ei
, &b
);
3164 return stack_push_bool(ctx
, b
);
3167 /* ECMA-262 3rd Edition 11.4.8 */
3168 static HRESULT
interp_bneg(exec_ctx_t
*ctx
)
3177 hres
= to_int32(ctx
->parser
->script
, v
, &ctx
->ei
, &i
);
3184 return stack_push(ctx
, &r
);
3187 /* ECMA-262 3rd Edition 11.4.9 */
3188 static HRESULT
interp_neg(exec_ctx_t
*ctx
)
3197 hres
= to_boolean(v
, &b
);
3202 return stack_push_bool(ctx
, !b
);
3205 /* ECMA-262 3rd Edition 11.7.1 */
3206 static HRESULT
lshift_eval(script_ctx_t
*ctx
, VARIANT
*lval
, VARIANT
*rval
, jsexcept_t
*ei
, VARIANT
*retv
)
3212 hres
= to_int32(ctx
, lval
, ei
, &li
);
3216 hres
= to_uint32(ctx
, rval
, ei
, &ri
);
3221 V_I4(retv
) = li
<< (ri
&0x1f);
3225 /* ECMA-262 3rd Edition 11.7.1 */
3226 HRESULT
left_shift_expression_eval(script_ctx_t
*ctx
, expression_t
*_expr
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
3228 binary_expression_t
*expr
= (binary_expression_t
*)_expr
;
3232 return binary_expr_eval(ctx
, expr
, lshift_eval
, ei
, ret
);
3235 /* ECMA-262 3rd Edition 11.7.2 */
3236 static HRESULT
rshift_eval(script_ctx_t
*ctx
, VARIANT
*lval
, VARIANT
*rval
, jsexcept_t
*ei
, VARIANT
*retv
)
3242 hres
= to_int32(ctx
, lval
, ei
, &li
);
3246 hres
= to_uint32(ctx
, rval
, ei
, &ri
);
3251 V_I4(retv
) = li
>> (ri
&0x1f);
3255 /* ECMA-262 3rd Edition 11.7.2 */
3256 HRESULT
right_shift_expression_eval(script_ctx_t
*ctx
, expression_t
*_expr
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
3258 binary_expression_t
*expr
= (binary_expression_t
*)_expr
;
3262 return binary_expr_eval(ctx
, expr
, rshift_eval
, ei
, ret
);
3265 /* ECMA-262 3rd Edition 11.7.3 */
3266 static HRESULT
rshift2_eval(script_ctx_t
*ctx
, VARIANT
*lval
, VARIANT
*rval
, jsexcept_t
*ei
, VARIANT
*retv
)
3271 hres
= to_uint32(ctx
, lval
, ei
, &li
);
3275 hres
= to_uint32(ctx
, rval
, ei
, &ri
);
3280 V_I4(retv
) = li
>> (ri
&0x1f);
3284 /* ECMA-262 3rd Edition 11.7.3 */
3285 HRESULT
right2_shift_expression_eval(script_ctx_t
*ctx
, expression_t
*_expr
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
3287 binary_expression_t
*expr
= (binary_expression_t
*)_expr
;
3291 return binary_expr_eval(ctx
, expr
, rshift2_eval
, ei
, ret
);
3294 /* ECMA-262 3rd Edition 11.13.1 */
3295 static HRESULT
interp_assign(exec_ctx_t
*ctx
)
3305 disp
= stack_pop_objid(ctx
, &id
);
3308 return throw_reference_error(ctx
->parser
->script
, &ctx
->ei
, JS_E_ILLEGAL_ASSIGN
, NULL
);
3310 hres
= disp_propput(ctx
->parser
->script
, disp
, id
, v
, &ctx
->ei
, NULL
/*FIXME*/);
3311 IDispatch_Release(disp
);
3317 return stack_push(ctx
, v
);
3320 /* ECMA-262 3rd Edition 11.13.2 */
3321 HRESULT
assign_lshift_expression_eval(script_ctx_t
*ctx
, expression_t
*_expr
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
3323 binary_expression_t
*expr
= (binary_expression_t
*)_expr
;
3327 return assign_oper_eval(ctx
, expr
->expression1
, expr
->expression2
, lshift_eval
, ei
, ret
);
3330 /* ECMA-262 3rd Edition 11.13.2 */
3331 HRESULT
assign_rshift_expression_eval(script_ctx_t
*ctx
, expression_t
*_expr
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
3333 binary_expression_t
*expr
= (binary_expression_t
*)_expr
;
3337 return assign_oper_eval(ctx
, expr
->expression1
, expr
->expression2
, rshift_eval
, ei
, ret
);
3340 /* ECMA-262 3rd Edition 11.13.2 */
3341 HRESULT
assign_rrshift_expression_eval(script_ctx_t
*ctx
, expression_t
*_expr
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
3343 binary_expression_t
*expr
= (binary_expression_t
*)_expr
;
3347 return assign_oper_eval(ctx
, expr
->expression1
, expr
->expression2
, rshift2_eval
, ei
, ret
);
3350 /* ECMA-262 3rd Edition 11.13.2 */
3351 HRESULT
assign_mod_expression_eval(script_ctx_t
*ctx
, expression_t
*_expr
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
3353 binary_expression_t
*expr
= (binary_expression_t
*)_expr
;
3357 return assign_oper_eval(ctx
, expr
->expression1
, expr
->expression2
, mod_eval
, ei
, ret
);
3360 /* ECMA-262 3rd Edition 11.13.2 */
3361 HRESULT
assign_and_expression_eval(script_ctx_t
*ctx
, expression_t
*_expr
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
3363 binary_expression_t
*expr
= (binary_expression_t
*)_expr
;
3367 return assign_oper_eval(ctx
, expr
->expression1
, expr
->expression2
, bitand_eval
, ei
, ret
);
3370 /* ECMA-262 3rd Edition 11.13.2 */
3371 HRESULT
assign_or_expression_eval(script_ctx_t
*ctx
, expression_t
*_expr
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
3373 binary_expression_t
*expr
= (binary_expression_t
*)_expr
;
3377 return assign_oper_eval(ctx
, expr
->expression1
, expr
->expression2
, bitor_eval
, ei
, ret
);
3380 /* ECMA-262 3rd Edition 11.13.2 */
3381 HRESULT
assign_xor_expression_eval(script_ctx_t
*ctx
, expression_t
*_expr
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
3383 binary_expression_t
*expr
= (binary_expression_t
*)_expr
;
3387 return assign_oper_eval(ctx
, expr
->expression1
, expr
->expression2
, xor_eval
, ei
, ret
);
3390 static HRESULT
interp_jmp(exec_ctx_t
*ctx
)
3392 const unsigned arg
= ctx
->parser
->code
->instrs
[ctx
->ip
].arg1
.uint
;
3400 static HRESULT
interp_pop(exec_ctx_t
*ctx
)
3408 static HRESULT
interp_ret(exec_ctx_t
*ctx
)
3416 static HRESULT
interp_tree(exec_ctx_t
*ctx
)
3418 instr_t
*instr
= ctx
->parser
->code
->instrs
+ctx
->ip
;
3425 hres
= expr_eval(ctx
->parser
->script
, instr
->arg1
.expr
, 0, &ctx
->ei
, &val
);
3429 hres
= exprval_to_value(ctx
->parser
->script
, &val
, &ctx
->ei
, &v
);
3430 exprval_release(&val
);
3434 return stack_push(ctx
, &v
);
3437 typedef HRESULT (*op_func_t
)(exec_ctx_t
*);
3439 static const op_func_t op_funcs
[] = {
3440 #define X(x,a,b,c) interp_##x,
3445 static const unsigned op_move
[] = {
3446 #define X(a,x,b,c) x,
3451 HRESULT
interp_expression_eval(script_ctx_t
*ctx
, expression_t
*expr
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
3453 exec_ctx_t
*exec_ctx
= ctx
->exec_ctx
;
3454 unsigned prev_ip
, prev_top
;
3456 HRESULT hres
= S_OK
;
3460 prev_top
= exec_ctx
->top
;
3461 prev_ip
= exec_ctx
->ip
;
3462 exec_ctx
->ip
= expr
->instr_off
;
3464 while(exec_ctx
->ip
!= -1) {
3465 op
= exec_ctx
->parser
->code
->instrs
[exec_ctx
->ip
].op
;
3466 hres
= op_funcs
[op
](exec_ctx
);
3469 exec_ctx
->ip
+= op_move
[op
];
3472 exec_ctx
->ip
= prev_ip
;
3475 stack_popn(exec_ctx
, exec_ctx
->top
-prev_top
);
3477 memset(&exec_ctx
->ei
, 0, sizeof(exec_ctx
->ei
));
3481 assert(exec_ctx
->top
== prev_top
+1);
3483 ret
->type
= EXPRVAL_VARIANT
;
3484 ret
->u
.var
= *stack_pop(exec_ctx
);
3488 HRESULT
compiled_expression_eval(script_ctx_t
*ctx
, expression_t
*expr
, DWORD flags
, jsexcept_t
*ei
, exprval_t
*ret
)
3494 hres
= compile_subscript(ctx
->exec_ctx
->parser
, expr
, &expr
->instr_off
);
3498 if(expr
->eval
== compiled_expression_eval
)
3499 expr
->eval
= interp_expression_eval
;
3501 return expr
->eval(ctx
, expr
, flags
, ei
, ret
);