2 * Copyright 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
25 #include "wine/debug.h"
27 WINE_DEFAULT_DEBUG_CHANNEL(jscript);
28 WINE_DECLARE_DEBUG_CHANNEL(jscript_disas);
30 typedef struct _statement_ctx_t {
36 unsigned continue_label;
38 const labelled_statement_t *labelled_stat;
40 struct _statement_ctx_t *next;
54 statement_ctx_t *stat_ctx;
55 function_code_t *func;
57 variable_declaration_t *var_head;
58 variable_declaration_t *var_tail;
60 function_expression_t *func_head;
61 function_expression_t *func_tail;
66 instr_arg_type_t arg1_type;
67 instr_arg_type_t arg2_type;
69 #define X(n,a,b,c) {#n,b,c},
74 static void dump_instr_arg(instr_arg_type_t type, instr_arg_t *arg)
78 TRACE_(jscript_disas)("\t%s", debugstr_w(arg->str));
81 TRACE_(jscript_disas)("\t%s", debugstr_wn(arg->bstr, SysStringLen(arg->bstr)));
84 TRACE_(jscript_disas)("\t%d", arg->uint);
88 TRACE_(jscript_disas)("\t%u", arg->uint);
91 TRACE_(jscript_disas)("\t%lf", *arg->dbl);
101 static void dump_code(compiler_ctx_t *ctx, unsigned off)
105 for(instr = ctx->code->instrs+off; instr < ctx->code->instrs+ctx->code_off; instr++) {
106 TRACE_(jscript_disas)("%d:\t%s", (int)(instr-ctx->code->instrs), instr_info[instr->op].op_str);
107 dump_instr_arg(instr_info[instr->op].arg1_type, &instr->arg1);
108 dump_instr_arg(instr_info[instr->op].arg2_type, &instr->arg2);
109 TRACE_(jscript_disas)("\n");
113 static HRESULT compile_expression(compiler_ctx_t*,expression_t*);
114 static HRESULT compile_statement(compiler_ctx_t*,statement_ctx_t*,statement_t*);
116 static inline void *compiler_alloc(bytecode_t *code, size_t size)
118 return jsheap_alloc(&code->heap, size);
121 static WCHAR *compiler_alloc_string(bytecode_t *code, const WCHAR *str)
126 size = (strlenW(str)+1)*sizeof(WCHAR);
127 ret = compiler_alloc(code, size);
129 memcpy(ret, str, size);
133 static BSTR compiler_alloc_bstr(compiler_ctx_t *ctx, const WCHAR *str)
135 if(!ctx->code->bstr_pool_size) {
136 ctx->code->bstr_pool = heap_alloc(8 * sizeof(BSTR));
137 if(!ctx->code->bstr_pool)
139 ctx->code->bstr_pool_size = 8;
140 }else if(ctx->code->bstr_pool_size == ctx->code->bstr_cnt) {
143 new_pool = heap_realloc(ctx->code->bstr_pool, ctx->code->bstr_pool_size*2*sizeof(BSTR));
147 ctx->code->bstr_pool = new_pool;
148 ctx->code->bstr_pool_size *= 2;
151 ctx->code->bstr_pool[ctx->code->bstr_cnt] = SysAllocString(str);
152 if(!ctx->code->bstr_pool[ctx->code->bstr_cnt])
155 return ctx->code->bstr_pool[ctx->code->bstr_cnt++];
158 static unsigned push_instr(compiler_ctx_t *ctx, jsop_t op)
160 assert(ctx->code_size >= ctx->code_off);
162 if(ctx->code_size == ctx->code_off) {
165 new_instrs = heap_realloc(ctx->code->instrs, ctx->code_size*2*sizeof(instr_t));
169 ctx->code->instrs = new_instrs;
173 ctx->code->instrs[ctx->code_off].op = op;
174 return ctx->code_off++;
177 static inline instr_t *instr_ptr(compiler_ctx_t *ctx, unsigned off)
179 assert(off < ctx->code_off);
180 return ctx->code->instrs + off;
183 static HRESULT push_instr_int(compiler_ctx_t *ctx, jsop_t op, LONG arg)
187 instr = push_instr(ctx, op);
189 return E_OUTOFMEMORY;
191 instr_ptr(ctx, instr)->arg1.lng = arg;
195 static HRESULT push_instr_str(compiler_ctx_t *ctx, jsop_t op, const WCHAR *arg)
200 str = compiler_alloc_string(ctx->code, arg);
202 return E_OUTOFMEMORY;
204 instr = push_instr(ctx, op);
206 return E_OUTOFMEMORY;
208 instr_ptr(ctx, instr)->arg1.str = str;
212 static HRESULT push_instr_bstr(compiler_ctx_t *ctx, jsop_t op, const WCHAR *arg)
217 str = compiler_alloc_bstr(ctx, arg);
219 return E_OUTOFMEMORY;
221 instr = push_instr(ctx, op);
223 return E_OUTOFMEMORY;
225 instr_ptr(ctx, instr)->arg1.bstr = str;
229 static HRESULT push_instr_bstr_uint(compiler_ctx_t *ctx, jsop_t op, const WCHAR *arg1, unsigned arg2)
234 str = compiler_alloc_bstr(ctx, arg1);
236 return E_OUTOFMEMORY;
238 instr = push_instr(ctx, op);
240 return E_OUTOFMEMORY;
242 instr_ptr(ctx, instr)->arg1.bstr = str;
243 instr_ptr(ctx, instr)->arg2.uint = arg2;
247 static HRESULT push_instr_uint_str(compiler_ctx_t *ctx, jsop_t op, unsigned arg1, const WCHAR *arg2)
252 str = compiler_alloc_string(ctx->code, arg2);
254 return E_OUTOFMEMORY;
256 instr = push_instr(ctx, op);
258 return E_OUTOFMEMORY;
260 instr_ptr(ctx, instr)->arg1.uint = arg1;
261 instr_ptr(ctx, instr)->arg2.str = str;
265 static HRESULT push_instr_double(compiler_ctx_t *ctx, jsop_t op, double arg)
270 dbl = compiler_alloc(ctx->code, sizeof(arg));
272 return E_OUTOFMEMORY;
275 instr = push_instr(ctx, op);
277 return E_OUTOFMEMORY;
279 instr_ptr(ctx, instr)->arg1.dbl = dbl;
283 static HRESULT push_instr_uint(compiler_ctx_t *ctx, jsop_t op, unsigned arg)
287 instr = push_instr(ctx, op);
289 return E_OUTOFMEMORY;
291 instr_ptr(ctx, instr)->arg1.uint = arg;
295 static HRESULT compile_binary_expression(compiler_ctx_t *ctx, binary_expression_t *expr, jsop_t op)
299 hres = compile_expression(ctx, expr->expression1);
303 hres = compile_expression(ctx, expr->expression2);
307 return push_instr(ctx, op) ? S_OK : E_OUTOFMEMORY;
310 static HRESULT compile_unary_expression(compiler_ctx_t *ctx, unary_expression_t *expr, jsop_t op)
314 hres = compile_expression(ctx, expr->expression);
318 return push_instr(ctx, op) ? S_OK : E_OUTOFMEMORY;
321 /* ECMA-262 3rd Edition 11.2.1 */
322 static HRESULT compile_member_expression(compiler_ctx_t *ctx, member_expression_t *expr)
326 hres = compile_expression(ctx, expr->expression);
330 return push_instr_bstr(ctx, OP_member, expr->identifier);
333 #define LABEL_FLAG 0x80000000
335 static unsigned alloc_label(compiler_ctx_t *ctx)
337 if(!ctx->labels_size) {
338 ctx->labels = heap_alloc(8 * sizeof(*ctx->labels));
341 ctx->labels_size = 8;
342 }else if(ctx->labels_size == ctx->labels_cnt) {
343 unsigned *new_labels;
345 new_labels = heap_realloc(ctx->labels, 2*ctx->labels_size*sizeof(*ctx->labels));
349 ctx->labels = new_labels;
350 ctx->labels_size *= 2;
353 return ctx->labels_cnt++ | LABEL_FLAG;
356 static void label_set_addr(compiler_ctx_t *ctx, unsigned label)
358 assert(label & LABEL_FLAG);
359 ctx->labels[label & ~LABEL_FLAG] = ctx->code_off;
362 static inline BOOL is_memberid_expr(expression_type_t type)
364 return type == EXPR_IDENT || type == EXPR_MEMBER || type == EXPR_ARRAY;
367 static HRESULT compile_memberid_expression(compiler_ctx_t *ctx, expression_t *expr, unsigned flags)
373 identifier_expression_t *ident_expr = (identifier_expression_t*)expr;
375 hres = push_instr_bstr_uint(ctx, OP_identid, ident_expr->identifier, flags);
379 binary_expression_t *array_expr = (binary_expression_t*)expr;
381 hres = compile_expression(ctx, array_expr->expression1);
385 hres = compile_expression(ctx, array_expr->expression2);
389 hres = push_instr_uint(ctx, OP_memberid, flags);
393 member_expression_t *member_expr = (member_expression_t*)expr;
395 hres = compile_expression(ctx, member_expr->expression);
399 /* FIXME: Potential optimization */
400 hres = push_instr_str(ctx, OP_str, member_expr->identifier);
404 hres = push_instr_uint(ctx, OP_memberid, flags);
414 static HRESULT compile_increment_expression(compiler_ctx_t *ctx, unary_expression_t *expr, jsop_t op, int n)
418 if(!is_memberid_expr(expr->expression->type)) {
419 hres = compile_expression(ctx, expr->expression);
423 return push_instr_uint(ctx, OP_throw_ref, JS_E_ILLEGAL_ASSIGN);
426 hres = compile_memberid_expression(ctx, expr->expression, fdexNameEnsure);
430 return push_instr_int(ctx, op, n);
433 /* ECMA-262 3rd Edition 11.14 */
434 static HRESULT compile_comma_expression(compiler_ctx_t *ctx, binary_expression_t *expr)
438 hres = compile_expression(ctx, expr->expression1);
442 if(!push_instr(ctx, OP_pop))
443 return E_OUTOFMEMORY;
445 return compile_expression(ctx, expr->expression2);
448 /* ECMA-262 3rd Edition 11.11 */
449 static HRESULT compile_logical_expression(compiler_ctx_t *ctx, binary_expression_t *expr, jsop_t op)
454 hres = compile_expression(ctx, expr->expression1);
458 instr = push_instr(ctx, op);
460 return E_OUTOFMEMORY;
462 hres = compile_expression(ctx, expr->expression2);
466 instr_ptr(ctx, instr)->arg1.uint = ctx->code_off;
470 /* ECMA-262 3rd Edition 11.12 */
471 static HRESULT compile_conditional_expression(compiler_ctx_t *ctx, conditional_expression_t *expr)
473 unsigned jmp_false, jmp_end;
476 hres = compile_expression(ctx, expr->expression);
480 jmp_false = push_instr(ctx, OP_cnd_z);
482 return E_OUTOFMEMORY;
484 hres = compile_expression(ctx, expr->true_expression);
488 jmp_end = push_instr(ctx, OP_jmp);
490 return E_OUTOFMEMORY;
492 instr_ptr(ctx, jmp_false)->arg1.uint = ctx->code_off;
493 if(!push_instr(ctx, OP_pop))
494 return E_OUTOFMEMORY;
496 hres = compile_expression(ctx, expr->false_expression);
500 instr_ptr(ctx, jmp_end)->arg1.uint = ctx->code_off;
504 static HRESULT compile_new_expression(compiler_ctx_t *ctx, call_expression_t *expr)
506 unsigned arg_cnt = 0;
510 hres = compile_expression(ctx, expr->expression);
514 for(arg = expr->argument_list; arg; arg = arg->next) {
515 hres = compile_expression(ctx, arg->expr);
521 return push_instr_int(ctx, OP_new, arg_cnt);
524 static HRESULT compile_call_expression(compiler_ctx_t *ctx, call_expression_t *expr, BOOL *no_ret)
526 unsigned arg_cnt = 0;
532 if(is_memberid_expr(expr->expression->type)) {
534 hres = compile_memberid_expression(ctx, expr->expression, 0);
537 hres = compile_expression(ctx, expr->expression);
543 for(arg = expr->argument_list; arg; arg = arg->next) {
544 hres = compile_expression(ctx, arg->expr);
550 instr = push_instr(ctx, op);
552 return E_OUTOFMEMORY;
554 instr_ptr(ctx, instr)->arg1.uint = arg_cnt;
555 instr_ptr(ctx, instr)->arg2.lng = no_ret == NULL;
561 static HRESULT compile_delete_expression(compiler_ctx_t *ctx, unary_expression_t *expr)
565 switch(expr->expression->type) {
567 binary_expression_t *array_expr = (binary_expression_t*)expr->expression;
569 hres = compile_expression(ctx, array_expr->expression1);
573 hres = compile_expression(ctx, array_expr->expression2);
577 if(!push_instr(ctx, OP_delete))
578 return E_OUTOFMEMORY;
582 member_expression_t *member_expr = (member_expression_t*)expr->expression;
584 hres = compile_expression(ctx, member_expr->expression);
588 /* FIXME: Potential optimization */
589 hres = push_instr_str(ctx, OP_str, member_expr->identifier);
593 if(!push_instr(ctx, OP_delete))
594 return E_OUTOFMEMORY;
598 return push_instr_bstr(ctx, OP_delete_ident, ((identifier_expression_t*)expr->expression)->identifier);
600 const WCHAR fixmeW[] = {'F','I','X','M','E',0};
602 WARN("invalid delete, unimplemented exception message\n");
604 hres = compile_expression(ctx, expr->expression);
608 return push_instr_uint_str(ctx, OP_throw_type, JS_E_INVALID_DELETE, fixmeW);
615 static HRESULT compile_assign_expression(compiler_ctx_t *ctx, binary_expression_t *expr, jsop_t op)
617 BOOL use_throw_path = FALSE;
618 unsigned arg_cnt = 0;
621 if(expr->expression1->type == EXPR_CALL) {
622 call_expression_t *call_expr = (call_expression_t*)expr->expression1;
626 FIXME("op %d not supported on parametrized assign expressions\n", op);
630 if(is_memberid_expr(call_expr->expression->type) && call_expr->argument_list) {
631 hres = compile_memberid_expression(ctx, call_expr->expression, fdexNameEnsure);
635 for(arg = call_expr->argument_list; arg; arg = arg->next) {
636 hres = compile_expression(ctx, arg->expr);
642 use_throw_path = TRUE;
644 }else if(is_memberid_expr(expr->expression1->type)) {
645 hres = compile_memberid_expression(ctx, expr->expression1, fdexNameEnsure);
649 use_throw_path = TRUE;
653 /* Illegal assignment: evaluate and throw */
654 hres = compile_expression(ctx, expr->expression1);
658 hres = compile_expression(ctx, expr->expression2);
662 if(op != OP_LAST && !push_instr(ctx, op))
663 return E_OUTOFMEMORY;
665 return push_instr_uint(ctx, OP_throw_ref, JS_E_ILLEGAL_ASSIGN);
668 if(op != OP_LAST && !push_instr(ctx, OP_refval))
669 return E_OUTOFMEMORY;
671 hres = compile_expression(ctx, expr->expression2);
675 if(op != OP_LAST && !push_instr(ctx, op))
676 return E_OUTOFMEMORY;
679 return push_instr_uint(ctx, OP_assign_call, arg_cnt);
681 if(!push_instr(ctx, OP_assign))
682 return E_OUTOFMEMORY;
687 static HRESULT compile_typeof_expression(compiler_ctx_t *ctx, unary_expression_t *expr)
692 if(is_memberid_expr(expr->expression->type)) {
693 if(expr->expression->type == EXPR_IDENT)
694 return push_instr_str(ctx, OP_typeofident, ((identifier_expression_t*)expr->expression)->identifier);
697 hres = compile_memberid_expression(ctx, expr->expression, 0);
700 hres = compile_expression(ctx, expr->expression);
705 return push_instr(ctx, op) ? S_OK : E_OUTOFMEMORY;
708 static HRESULT compile_literal(compiler_ctx_t *ctx, literal_t *literal)
710 switch(literal->type) {
712 return push_instr_int(ctx, OP_bool, literal->u.bval);
714 return push_instr_double(ctx, OP_double, literal->u.dval);
716 return push_instr_int(ctx, OP_int, literal->u.lval);
718 return push_instr(ctx, OP_null) ? S_OK : E_OUTOFMEMORY;
720 return push_instr_str(ctx, OP_str, literal->u.wstr);
725 str = compiler_alloc(ctx->code, (literal->u.regexp.str_len+1)*sizeof(WCHAR));
727 return E_OUTOFMEMORY;
728 memcpy(str, literal->u.regexp.str, literal->u.regexp.str_len*sizeof(WCHAR));
729 str[literal->u.regexp.str_len] = 0;
731 instr = push_instr(ctx, OP_regexp);
733 return E_OUTOFMEMORY;
735 instr_ptr(ctx, instr)->arg1.str = str;
736 instr_ptr(ctx, instr)->arg2.lng = literal->u.regexp.flags;
745 static HRESULT literal_as_bstr(compiler_ctx_t *ctx, literal_t *literal, BSTR *str)
747 switch(literal->type) {
749 *str = compiler_alloc_bstr(ctx, literal->u.wstr);
752 *str = int_to_bstr(literal->u.lval);
755 return double_to_bstr(literal->u.dval, str);
760 return *str ? S_OK : E_OUTOFMEMORY;
763 static HRESULT compile_array_literal(compiler_ctx_t *ctx, array_literal_expression_t *expr)
765 unsigned i, elem_cnt = expr->length;
766 array_element_t *iter;
769 for(iter = expr->element_list; iter; iter = iter->next) {
770 elem_cnt += iter->elision+1;
772 for(i=0; i < iter->elision; i++) {
773 if(!push_instr(ctx, OP_undefined))
774 return E_OUTOFMEMORY;
777 hres = compile_expression(ctx, iter->expr);
782 for(i=0; i < expr->length; i++) {
783 if(!push_instr(ctx, OP_undefined))
784 return E_OUTOFMEMORY;
787 return push_instr_uint(ctx, OP_carray, elem_cnt);
790 static HRESULT compile_object_literal(compiler_ctx_t *ctx, property_value_expression_t *expr)
797 if(!push_instr(ctx, OP_new_obj))
798 return E_OUTOFMEMORY;
800 for(iter = expr->property_list; iter; iter = iter->next) {
801 hres = literal_as_bstr(ctx, iter->name, &name);
805 hres = compile_expression(ctx, iter->value);
809 instr = push_instr(ctx, OP_obj_prop);
811 return E_OUTOFMEMORY;
813 instr_ptr(ctx, instr)->arg1.bstr = name;
819 static HRESULT compile_function_expression(compiler_ctx_t *ctx, function_expression_t *expr)
821 ctx->func_tail = ctx->func_tail ? (ctx->func_tail->next = expr) : (ctx->func_head = expr);
823 /* FIXME: not exactly right */
824 if(expr->identifier) {
825 ctx->func->func_cnt++;
826 return push_instr_bstr(ctx, OP_ident, expr->identifier);
829 return push_instr_uint(ctx, OP_func, ctx->func->func_cnt++);
832 static HRESULT compile_expression_noret(compiler_ctx_t *ctx, expression_t *expr, BOOL *no_ret)
836 return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_add);
838 return compile_logical_expression(ctx, (binary_expression_t*)expr, OP_cnd_z);
840 return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_array);
842 return compile_array_literal(ctx, (array_literal_expression_t*)expr);
844 return compile_assign_expression(ctx, (binary_expression_t*)expr, OP_LAST);
846 return compile_assign_expression(ctx, (binary_expression_t*)expr, OP_add);
848 return compile_assign_expression(ctx, (binary_expression_t*)expr, OP_and);
850 return compile_assign_expression(ctx, (binary_expression_t*)expr, OP_sub);
852 return compile_assign_expression(ctx, (binary_expression_t*)expr, OP_mul);
854 return compile_assign_expression(ctx, (binary_expression_t*)expr, OP_div);
856 return compile_assign_expression(ctx, (binary_expression_t*)expr, OP_mod);
858 return compile_assign_expression(ctx, (binary_expression_t*)expr, OP_or);
859 case EXPR_ASSIGNLSHIFT:
860 return compile_assign_expression(ctx, (binary_expression_t*)expr, OP_lshift);
861 case EXPR_ASSIGNRSHIFT:
862 return compile_assign_expression(ctx, (binary_expression_t*)expr, OP_rshift);
863 case EXPR_ASSIGNRRSHIFT:
864 return compile_assign_expression(ctx, (binary_expression_t*)expr, OP_rshift2);
866 return compile_assign_expression(ctx, (binary_expression_t*)expr, OP_xor);
868 return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_and);
870 return compile_unary_expression(ctx, (unary_expression_t*)expr, OP_bneg);
872 return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_or);
874 return compile_call_expression(ctx, (call_expression_t*)expr, no_ret);
876 return compile_comma_expression(ctx, (binary_expression_t*)expr);
878 return compile_conditional_expression(ctx, (conditional_expression_t*)expr);
880 return compile_delete_expression(ctx, (unary_expression_t*)expr);
882 return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_div);
884 return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_eq);
886 return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_eq2);
888 return compile_function_expression(ctx, (function_expression_t*)expr);
890 return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_gt);
892 return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_gteq);
894 return push_instr_bstr(ctx, OP_ident, ((identifier_expression_t*)expr)->identifier);
896 return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_in);
897 case EXPR_INSTANCEOF:
898 return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_instanceof);
900 return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_lt);
902 return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_lteq);
904 return compile_literal(ctx, ((literal_expression_t*)expr)->literal);
906 return compile_unary_expression(ctx, (unary_expression_t*)expr, OP_neg);
908 return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_lshift);
910 return compile_member_expression(ctx, (member_expression_t*)expr);
912 return compile_unary_expression(ctx, (unary_expression_t*)expr, OP_minus);
914 return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_mod);
916 return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_mul);
918 return compile_new_expression(ctx, (call_expression_t*)expr);
920 return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_neq);
922 return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_neq2);
924 return compile_logical_expression(ctx, (binary_expression_t*)expr, OP_cnd_nz);
926 return compile_unary_expression(ctx, (unary_expression_t*)expr, OP_tonum);
928 return compile_increment_expression(ctx, (unary_expression_t*)expr, OP_postinc, -1);
930 return compile_increment_expression(ctx, (unary_expression_t*)expr, OP_postinc, 1);
932 return compile_increment_expression(ctx, (unary_expression_t*)expr, OP_preinc, -1);
934 return compile_increment_expression(ctx, (unary_expression_t*)expr, OP_preinc, 1);
936 return compile_object_literal(ctx, (property_value_expression_t*)expr);
938 return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_rshift);
940 return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_rshift2);
942 return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_sub);
944 return push_instr(ctx, OP_this) ? S_OK : E_OUTOFMEMORY;
946 return compile_typeof_expression(ctx, (unary_expression_t*)expr);
948 return compile_unary_expression(ctx, (unary_expression_t*)expr, OP_void);
950 return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_xor);
958 static HRESULT compile_expression(compiler_ctx_t *ctx, expression_t *expr)
960 return compile_expression_noret(ctx, expr, NULL);
963 static inline BOOL is_loop_statement(statement_type_t type)
965 return type == STAT_FOR || type == STAT_FORIN || type == STAT_WHILE;
968 /* ECMA-262 3rd Edition 12.1 */
969 static HRESULT compile_block_statement(compiler_ctx_t *ctx, statement_t *iter)
973 /* FIXME: do it only if needed */
975 return push_instr(ctx, OP_undefined) ? S_OK : E_OUTOFMEMORY;
978 hres = compile_statement(ctx, NULL, iter);
986 if(!push_instr(ctx, OP_pop))
987 return E_OUTOFMEMORY;
993 /* ECMA-262 3rd Edition 12.2 */
994 static HRESULT compile_variable_list(compiler_ctx_t *ctx, variable_declaration_t *list)
996 variable_declaration_t *iter;
999 assert(list != NULL);
1002 ctx->var_tail->global_next = list;
1004 ctx->var_head = list;
1006 for(iter = list; iter; iter = iter->next) {
1007 ctx->func->var_cnt++;
1008 iter->global_next = iter->next;
1010 ctx->var_tail = iter;
1015 hres = compile_expression(ctx, iter->expr);
1019 hres = push_instr_bstr(ctx, OP_var_set, iter->identifier);
1027 /* ECMA-262 3rd Edition 12.2 */
1028 static HRESULT compile_var_statement(compiler_ctx_t *ctx, var_statement_t *stat)
1032 hres = compile_variable_list(ctx, stat->variable_list);
1036 return push_instr(ctx, OP_undefined) ? S_OK : E_OUTOFMEMORY;
1039 /* ECMA-262 3rd Edition 12.4 */
1040 static HRESULT compile_expression_statement(compiler_ctx_t *ctx, expression_statement_t *stat)
1042 BOOL no_ret = FALSE;
1045 hres = compile_expression_noret(ctx, stat->expr, &no_ret);
1049 /* FIXME: that's a big potential optimization */
1050 if(no_ret && !push_instr(ctx, OP_undefined))
1051 return E_OUTOFMEMORY;
1056 /* ECMA-262 3rd Edition 12.5 */
1057 static HRESULT compile_if_statement(compiler_ctx_t *ctx, if_statement_t *stat)
1059 unsigned jmp_else, jmp_end;
1062 hres = compile_expression(ctx, stat->expr);
1066 jmp_else = push_instr(ctx, OP_jmp_z);
1068 return E_OUTOFMEMORY;
1070 hres = compile_statement(ctx, NULL, stat->if_stat);
1074 jmp_end = push_instr(ctx, OP_jmp);
1076 return E_OUTOFMEMORY;
1078 instr_ptr(ctx, jmp_else)->arg1.uint = ctx->code_off;
1080 if(stat->else_stat) {
1081 hres = compile_statement(ctx, NULL, stat->else_stat);
1085 /* FIXME: We could sometimes avoid it */
1086 if(!push_instr(ctx, OP_undefined))
1087 return E_OUTOFMEMORY;
1090 instr_ptr(ctx, jmp_end)->arg1.uint = ctx->code_off;
1094 /* ECMA-262 3rd Edition 12.6.2 */
1095 static HRESULT compile_while_statement(compiler_ctx_t *ctx, while_statement_t *stat)
1097 statement_ctx_t stat_ctx = {0, FALSE, FALSE};
1101 stat_ctx.break_label = alloc_label(ctx);
1102 if(!stat_ctx.break_label)
1103 return E_OUTOFMEMORY;
1105 stat_ctx.continue_label = alloc_label(ctx);
1106 if(!stat_ctx.continue_label)
1107 return E_OUTOFMEMORY;
1109 if(!stat->do_while) {
1111 if(!push_instr(ctx, OP_undefined))
1112 return E_OUTOFMEMORY;
1114 jmp_off = ctx->code_off;
1115 label_set_addr(ctx, stat_ctx.continue_label);
1116 hres = compile_expression(ctx, stat->expr);
1120 hres = push_instr_uint(ctx, OP_jmp_z, stat_ctx.break_label);
1124 if(!push_instr(ctx, OP_pop))
1125 return E_OUTOFMEMORY;
1127 jmp_off = ctx->code_off;
1130 hres = compile_statement(ctx, &stat_ctx, stat->statement);
1134 if(stat->do_while) {
1135 label_set_addr(ctx, stat_ctx.continue_label);
1136 hres = compile_expression(ctx, stat->expr);
1140 hres = push_instr_uint(ctx, OP_jmp_z, stat_ctx.break_label);
1144 if(!push_instr(ctx, OP_pop))
1145 return E_OUTOFMEMORY;
1148 hres = push_instr_uint(ctx, OP_jmp, jmp_off);
1152 label_set_addr(ctx, stat_ctx.break_label);
1156 /* ECMA-262 3rd Edition 12.6.3 */
1157 static HRESULT compile_for_statement(compiler_ctx_t *ctx, for_statement_t *stat)
1159 statement_ctx_t stat_ctx = {0, FALSE, FALSE};
1163 if(stat->variable_list) {
1164 hres = compile_variable_list(ctx, stat->variable_list);
1167 }else if(stat->begin_expr) {
1168 BOOL no_ret = FALSE;
1170 hres = compile_expression_noret(ctx, stat->begin_expr, &no_ret);
1173 if(!no_ret && !push_instr(ctx, OP_pop))
1174 return E_OUTOFMEMORY;
1177 stat_ctx.break_label = alloc_label(ctx);
1178 if(!stat_ctx.break_label)
1179 return E_OUTOFMEMORY;
1181 stat_ctx.continue_label = alloc_label(ctx);
1182 if(!stat_ctx.continue_label)
1183 return E_OUTOFMEMORY;
1186 if(!push_instr(ctx, OP_undefined))
1187 return E_OUTOFMEMORY;
1189 expr_off = ctx->code_off;
1192 hres = compile_expression(ctx, stat->expr);
1196 hres = push_instr_uint(ctx, OP_jmp_z, stat_ctx.break_label);
1201 if(!push_instr(ctx, OP_pop))
1202 return E_OUTOFMEMORY;
1204 hres = compile_statement(ctx, &stat_ctx, stat->statement);
1208 label_set_addr(ctx, stat_ctx.continue_label);
1210 if(stat->end_expr) {
1211 BOOL no_ret = FALSE;
1213 hres = compile_expression_noret(ctx, stat->end_expr, &no_ret);
1217 if(!no_ret && !push_instr(ctx, OP_pop))
1218 return E_OUTOFMEMORY;
1221 hres = push_instr_uint(ctx, OP_jmp, expr_off);
1225 label_set_addr(ctx, stat_ctx.break_label);
1229 /* ECMA-262 3rd Edition 12.6.4 */
1230 static HRESULT compile_forin_statement(compiler_ctx_t *ctx, forin_statement_t *stat)
1232 statement_ctx_t stat_ctx = {4, FALSE, FALSE};
1235 if(stat->variable) {
1236 hres = compile_variable_list(ctx, stat->variable);
1241 stat_ctx.break_label = alloc_label(ctx);
1242 if(!stat_ctx.break_label)
1243 return E_OUTOFMEMORY;
1245 stat_ctx.continue_label = alloc_label(ctx);
1246 if(!stat_ctx.continue_label)
1247 return E_OUTOFMEMORY;
1249 hres = compile_expression(ctx, stat->in_expr);
1253 if(stat->variable) {
1254 hres = push_instr_bstr_uint(ctx, OP_identid, stat->variable->identifier, fdexNameEnsure);
1257 }else if(is_memberid_expr(stat->expr->type)) {
1258 hres = compile_memberid_expression(ctx, stat->expr, fdexNameEnsure);
1262 hres = push_instr_uint(ctx, OP_throw_ref, JS_E_ILLEGAL_ASSIGN);
1266 /* FIXME: compile statement anyways when we depend on compiler to check errors */
1270 hres = push_instr_int(ctx, OP_int, DISPID_STARTENUM);
1275 if(!push_instr(ctx, OP_undefined))
1276 return E_OUTOFMEMORY;
1278 label_set_addr(ctx, stat_ctx.continue_label);
1279 hres = push_instr_uint(ctx, OP_forin, stat_ctx.break_label);
1281 return E_OUTOFMEMORY;
1283 hres = compile_statement(ctx, &stat_ctx, stat->statement);
1287 hres = push_instr_uint(ctx, OP_jmp, stat_ctx.continue_label);
1291 label_set_addr(ctx, stat_ctx.break_label);
1295 static HRESULT pop_to_stat(compiler_ctx_t *ctx, statement_ctx_t *stat_ctx)
1297 unsigned stack_pop = 0;
1298 statement_ctx_t *iter;
1300 for(iter = ctx->stat_ctx; iter != stat_ctx; iter = iter->next) {
1301 if(iter->using_scope && !push_instr(ctx, OP_pop_scope))
1302 return E_OUTOFMEMORY;
1303 if(iter->using_except && !push_instr(ctx, OP_pop_except))
1304 return E_OUTOFMEMORY;
1305 stack_pop += iter->stack_use;
1308 /* FIXME: optimize */
1309 while(stack_pop--) {
1310 if(!push_instr(ctx, OP_pop))
1311 return E_OUTOFMEMORY;
1317 /* ECMA-262 3rd Edition 12.7 */
1318 static HRESULT compile_continue_statement(compiler_ctx_t *ctx, branch_statement_t *stat)
1320 statement_ctx_t *pop_ctx;
1323 if(stat->identifier) {
1324 statement_t *label_stat;
1325 statement_ctx_t *iter;
1329 for(iter = ctx->stat_ctx; iter; iter = iter->next) {
1330 if(iter->continue_label)
1332 if(iter->labelled_stat && !strcmpW(iter->labelled_stat->identifier, stat->identifier))
1337 WARN("Label not found\n");
1338 return JS_E_LABEL_NOT_FOUND;
1341 /* Labelled continue are allowed only on loops */
1342 for(label_stat = iter->labelled_stat->statement;
1343 label_stat->type == STAT_LABEL;
1344 label_stat = ((labelled_statement_t*)label_stat)->statement);
1345 if(!is_loop_statement(label_stat->type)) {
1346 WARN("Label is not a loop\n");
1347 return JS_E_INVALID_CONTINUE;
1350 for(pop_ctx = ctx->stat_ctx; pop_ctx; pop_ctx = pop_ctx->next) {
1351 if(pop_ctx->continue_label)
1356 WARN("continue outside loop\n");
1357 return JS_E_INVALID_CONTINUE;
1361 hres = pop_to_stat(ctx, pop_ctx);
1365 if(!push_instr(ctx, OP_undefined))
1366 return E_OUTOFMEMORY;
1368 return push_instr_uint(ctx, OP_jmp, pop_ctx->continue_label);
1371 /* ECMA-262 3rd Edition 12.8 */
1372 static HRESULT compile_break_statement(compiler_ctx_t *ctx, branch_statement_t *stat)
1374 statement_ctx_t *pop_ctx;
1377 if(stat->identifier) {
1378 for(pop_ctx = ctx->stat_ctx; pop_ctx; pop_ctx = pop_ctx->next) {
1379 if(pop_ctx->labelled_stat && !strcmpW(pop_ctx->labelled_stat->identifier, stat->identifier)) {
1380 assert(pop_ctx->break_label);
1386 WARN("Label not found\n");
1387 return JS_E_LABEL_NOT_FOUND;
1390 for(pop_ctx = ctx->stat_ctx; pop_ctx; pop_ctx = pop_ctx->next) {
1391 if(pop_ctx->break_label && !pop_ctx->labelled_stat)
1396 WARN("Break outside loop\n");
1397 return JS_E_INVALID_BREAK;
1401 hres = pop_to_stat(ctx, pop_ctx->next);
1405 if(!push_instr(ctx, OP_undefined))
1406 return E_OUTOFMEMORY;
1408 return push_instr_uint(ctx, OP_jmp, pop_ctx->break_label);
1411 /* ECMA-262 3rd Edition 12.9 */
1412 static HRESULT compile_return_statement(compiler_ctx_t *ctx, expression_statement_t *stat)
1416 hres = pop_to_stat(ctx, NULL);
1421 hres = compile_expression(ctx, stat->expr);
1426 return push_instr(ctx, OP_ret) ? S_OK : E_OUTOFMEMORY;
1429 /* ECMA-262 3rd Edition 12.10 */
1430 static HRESULT compile_with_statement(compiler_ctx_t *ctx, with_statement_t *stat)
1432 statement_ctx_t stat_ctx = {0, TRUE, FALSE};
1435 hres = compile_expression(ctx, stat->expr);
1439 if(!push_instr(ctx, OP_push_scope))
1440 return E_OUTOFMEMORY;
1442 hres = compile_statement(ctx, &stat_ctx, stat->statement);
1446 if(!push_instr(ctx, OP_pop_scope))
1447 return E_OUTOFMEMORY;
1452 /* ECMA-262 3rd Edition 12.10 */
1453 static HRESULT compile_labelled_statement(compiler_ctx_t *ctx, labelled_statement_t *stat)
1455 statement_ctx_t stat_ctx = {0, FALSE, FALSE, 0, 0, stat}, *iter;
1458 for(iter = ctx->stat_ctx; iter; iter = iter->next) {
1459 if(iter->labelled_stat && !strcmpW(iter->labelled_stat->identifier, stat->identifier)) {
1460 WARN("Label %s redefined\n", debugstr_w(stat->identifier));
1461 return JS_E_LABEL_REDEFINED;
1465 /* Labelled breaks are allowed for any labelled statements, not only loops (violating spec) */
1466 stat_ctx.break_label = alloc_label(ctx);
1467 if(!stat_ctx.break_label)
1468 return E_OUTOFMEMORY;
1470 hres = compile_statement(ctx, &stat_ctx, stat->statement);
1474 label_set_addr(ctx, stat_ctx.break_label);
1478 /* ECMA-262 3rd Edition 12.13 */
1479 static HRESULT compile_switch_statement(compiler_ctx_t *ctx, switch_statement_t *stat)
1481 statement_ctx_t stat_ctx = {0, FALSE, FALSE};
1482 unsigned case_cnt = 0, *case_jmps, i, default_jmp;
1483 BOOL have_default = FALSE;
1484 statement_t *stat_iter;
1485 case_clausule_t *iter;
1488 hres = compile_expression(ctx, stat->expr);
1492 stat_ctx.break_label = alloc_label(ctx);
1493 if(!stat_ctx.break_label)
1494 return E_OUTOFMEMORY;
1496 for(iter = stat->case_list; iter; iter = iter->next) {
1501 case_jmps = heap_alloc(case_cnt * sizeof(*case_jmps));
1503 return E_OUTOFMEMORY;
1506 for(iter = stat->case_list; iter; iter = iter->next) {
1508 have_default = TRUE;
1512 hres = compile_expression(ctx, iter->expr);
1516 case_jmps[i] = push_instr(ctx, OP_case);
1518 hres = E_OUTOFMEMORY;
1524 if(SUCCEEDED(hres)) {
1525 if(push_instr(ctx, OP_pop)) {
1526 default_jmp = push_instr(ctx, OP_jmp);
1528 hres = E_OUTOFMEMORY;
1530 hres = E_OUTOFMEMORY;
1535 heap_free(case_jmps);
1540 for(iter = stat->case_list; iter; iter = iter->next) {
1541 while(iter->next && iter->next->stat == iter->stat) {
1542 instr_ptr(ctx, iter->expr ? case_jmps[i++] : default_jmp)->arg1.uint = ctx->code_off;
1546 instr_ptr(ctx, iter->expr ? case_jmps[i++] : default_jmp)->arg1.uint = ctx->code_off;
1548 for(stat_iter = iter->stat; stat_iter && (!iter->next || iter->next->stat != stat_iter); stat_iter = stat_iter->next) {
1549 hres = compile_statement(ctx, &stat_ctx, stat_iter);
1553 if(stat_iter->next && !push_instr(ctx, OP_pop)) {
1554 hres = E_OUTOFMEMORY;
1562 heap_free(case_jmps);
1565 assert(i == case_cnt);
1568 hres = push_instr_uint(ctx, OP_jmp, stat_ctx.break_label);
1571 instr_ptr(ctx, default_jmp)->arg1.uint = ctx->code_off;
1572 if(!push_instr(ctx, OP_undefined))
1573 return E_OUTOFMEMORY;
1576 label_set_addr(ctx, stat_ctx.break_label);
1580 /* ECMA-262 3rd Edition 12.13 */
1581 static HRESULT compile_throw_statement(compiler_ctx_t *ctx, expression_statement_t *stat)
1585 hres = compile_expression(ctx, stat->expr);
1589 return push_instr(ctx, OP_throw) ? S_OK : E_OUTOFMEMORY;
1592 /* ECMA-262 3rd Edition 12.14 */
1593 static HRESULT compile_try_statement(compiler_ctx_t *ctx, try_statement_t *stat)
1595 statement_ctx_t try_ctx = {0, FALSE, TRUE}, catch_ctx = {0, TRUE, FALSE};
1596 statement_ctx_t finally_ctx = {2, FALSE, FALSE};
1597 unsigned push_except;
1601 push_except = push_instr(ctx, OP_push_except);
1603 return E_OUTOFMEMORY;
1605 if(stat->catch_block) {
1606 ident = compiler_alloc_bstr(ctx, stat->catch_block->identifier);
1608 return E_OUTOFMEMORY;
1613 instr_ptr(ctx, push_except)->arg2.bstr = ident;
1615 if(!stat->catch_block)
1616 try_ctx.stack_use = 2;
1618 hres = compile_statement(ctx, &try_ctx, stat->try_statement);
1622 if(!push_instr(ctx, OP_pop_except))
1623 return E_OUTOFMEMORY;
1625 if(stat->catch_block) {
1626 unsigned jmp_finally;
1628 jmp_finally = push_instr(ctx, OP_jmp);
1630 return E_OUTOFMEMORY;
1632 instr_ptr(ctx, push_except)->arg1.uint = ctx->code_off;
1634 hres = compile_statement(ctx, &catch_ctx, stat->catch_block->statement);
1638 if(!push_instr(ctx, OP_pop_scope))
1639 return E_OUTOFMEMORY;
1641 instr_ptr(ctx, jmp_finally)->arg1.uint = ctx->code_off;
1643 instr_ptr(ctx, push_except)->arg1.uint = ctx->code_off;
1646 if(stat->finally_statement) {
1648 if(!push_instr(ctx, OP_pop))
1649 return E_OUTOFMEMORY;
1651 hres = compile_statement(ctx, stat->catch_block ? NULL : &finally_ctx, stat->finally_statement);
1655 if(!stat->catch_block && !push_instr(ctx, OP_end_finally))
1656 return E_OUTOFMEMORY;
1662 static HRESULT compile_statement(compiler_ctx_t *ctx, statement_ctx_t *stat_ctx, statement_t *stat)
1667 stat_ctx->next = ctx->stat_ctx;
1668 ctx->stat_ctx = stat_ctx;
1671 switch(stat->type) {
1673 hres = compile_block_statement(ctx, ((block_statement_t*)stat)->stat_list);
1676 hres = compile_break_statement(ctx, (branch_statement_t*)stat);
1679 hres = compile_continue_statement(ctx, (branch_statement_t*)stat);
1682 hres = push_instr(ctx, OP_undefined) ? S_OK : E_OUTOFMEMORY; /* FIXME */
1685 hres = compile_expression_statement(ctx, (expression_statement_t*)stat);
1688 hres = compile_for_statement(ctx, (for_statement_t*)stat);
1691 hres = compile_forin_statement(ctx, (forin_statement_t*)stat);
1694 hres = compile_if_statement(ctx, (if_statement_t*)stat);
1697 hres = compile_labelled_statement(ctx, (labelled_statement_t*)stat);
1700 hres = compile_return_statement(ctx, (expression_statement_t*)stat);
1703 hres = compile_switch_statement(ctx, (switch_statement_t*)stat);
1706 hres = compile_throw_statement(ctx, (expression_statement_t*)stat);
1709 hres = compile_try_statement(ctx, (try_statement_t*)stat);
1712 hres = compile_var_statement(ctx, (var_statement_t*)stat);
1715 hres = compile_while_statement(ctx, (while_statement_t*)stat);
1718 hres = compile_with_statement(ctx, (with_statement_t*)stat);
1726 assert(ctx->stat_ctx == stat_ctx);
1727 ctx->stat_ctx = stat_ctx->next;
1733 static void resolve_labels(compiler_ctx_t *ctx, unsigned off)
1737 for(instr = ctx->code->instrs+off; instr < ctx->code->instrs+ctx->code_off; instr++) {
1738 if(instr_info[instr->op].arg1_type == ARG_ADDR && (instr->arg1.uint & LABEL_FLAG)) {
1739 assert((instr->arg1.uint & ~LABEL_FLAG) < ctx->labels_cnt);
1740 instr->arg1.uint = ctx->labels[instr->arg1.uint & ~LABEL_FLAG];
1742 assert(instr_info[instr->op].arg2_type != ARG_ADDR);
1745 ctx->labels_cnt = 0;
1748 void release_bytecode(bytecode_t *code)
1755 for(i=0; i < code->bstr_cnt; i++)
1756 SysFreeString(code->bstr_pool[i]);
1758 heap_free(code->source);
1759 jsheap_free(&code->heap);
1760 heap_free(code->bstr_pool);
1761 heap_free(code->instrs);
1765 static HRESULT init_code(compiler_ctx_t *compiler, const WCHAR *source)
1767 compiler->code = heap_alloc_zero(sizeof(bytecode_t));
1769 return E_OUTOFMEMORY;
1771 compiler->code->ref = 1;
1772 jsheap_init(&compiler->code->heap);
1774 compiler->code->source = heap_strdupW(source);
1775 if(!compiler->code->source) {
1776 release_bytecode(compiler->code);
1777 return E_OUTOFMEMORY;
1780 compiler->code->instrs = heap_alloc(64 * sizeof(instr_t));
1781 if(!compiler->code->instrs) {
1782 release_bytecode(compiler->code);
1783 return E_OUTOFMEMORY;
1786 compiler->code_size = 64;
1787 compiler->code_off = 1;
1791 static HRESULT compile_function(compiler_ctx_t *ctx, source_elements_t *source, function_expression_t *func_expr,
1792 BOOL from_eval, function_code_t *func)
1794 variable_declaration_t *var_iter;
1795 function_expression_t *iter;
1801 ctx->var_head = ctx->var_tail = NULL;
1802 ctx->func_head = ctx->func_tail = NULL;
1804 off = ctx->code_off;
1806 hres = compile_block_statement(ctx, source->statement);
1810 resolve_labels(ctx, off);
1812 if(!from_eval && !push_instr(ctx, OP_pop))
1813 return E_OUTOFMEMORY;
1814 if(!push_instr(ctx, OP_ret))
1815 return E_OUTOFMEMORY;
1817 if(TRACE_ON(jscript_disas))
1818 dump_code(ctx, off);
1820 func->instr_off = off;
1822 if(func_expr && func_expr->identifier) {
1823 func->name = compiler_alloc_bstr(ctx, func_expr->identifier);
1825 return E_OUTOFMEMORY;
1829 parameter_t *param_iter;
1831 func->source = func_expr->src_str;
1832 func->source_len = func_expr->src_len;
1834 for(param_iter = func_expr->parameter_list; param_iter; param_iter = param_iter->next)
1837 func->params = compiler_alloc(ctx->code, func->param_cnt * sizeof(*func->params));
1839 return E_OUTOFMEMORY;
1841 for(param_iter = func_expr->parameter_list, i=0; param_iter; param_iter = param_iter->next, i++) {
1842 func->params[i] = compiler_alloc_bstr(ctx, param_iter->identifier);
1843 if(!func->params[i])
1844 return E_OUTOFMEMORY;
1848 func->variables = compiler_alloc(ctx->code, func->var_cnt * sizeof(*func->variables));
1849 if(!func->variables)
1850 return E_OUTOFMEMORY;
1852 for(var_iter = ctx->var_head, i=0; var_iter; var_iter = var_iter->global_next, i++) {
1853 func->variables[i] = compiler_alloc_bstr(ctx, var_iter->identifier);
1854 if(!func->variables[i])
1855 return E_OUTOFMEMORY;
1858 assert(i == func->var_cnt);
1860 func->funcs = compiler_alloc(ctx->code, func->func_cnt * sizeof(*func->funcs));
1862 return E_OUTOFMEMORY;
1863 memset(func->funcs, 0, func->func_cnt * sizeof(*func->funcs));
1865 for(iter = ctx->func_head, i=0; iter; iter = iter->next, i++) {
1866 hres = compile_function(ctx, iter->source_elements, iter, FALSE, func->funcs+i);
1871 assert(i == func->func_cnt);
1876 HRESULT compile_script(script_ctx_t *ctx, const WCHAR *code, const WCHAR *delimiter, BOOL from_eval, BOOL use_decode,
1879 compiler_ctx_t compiler = {0};
1882 hres = init_code(&compiler, code);
1887 hres = decode_source(compiler.code->source);
1889 WARN("Decoding failed\n");
1894 hres = script_parse(ctx, compiler.code->source, delimiter, from_eval, &compiler.parser);
1896 release_bytecode(compiler.code);
1900 hres = compile_function(&compiler, compiler.parser->source, NULL, from_eval, &compiler.code->global_code);
1901 parser_release(compiler.parser);
1903 release_bytecode(compiler.code);
1907 *ret = compiler.code;