33d3301fa8a7863abe0e63dfbebabc072f8eb575
1 /*******************************************************************************
2 Copyright (c) 2016, Michael Wallner <mike@php.net>.
5 Redistribution and use in source and binary forms, with or without
6 modification, are permitted provided that the following conditions are met:
8 * Redistributions of source code must retain the above copyright notice,
9 this list of conditions and the following disclaimer.
10 * Redistributions in binary form must reproduce the above copyright
11 notice, this list of conditions and the following disclaimer in the
12 documentation and/or other materials provided with the distribution.
14 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
15 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
17 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
18 FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
20 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
21 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
22 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 *******************************************************************************/
26 #include "php_psi_stdinc.h"
31 struct psi_impl
*psi_impl_init(struct psi_impl_func
*func
,
32 struct psi_plist
*stmts
)
34 struct psi_impl
*impl
= calloc(1, sizeof(*impl
));
36 struct psi_token
**abstract_stmt
;
38 impl
->stmts
.ret
= psi_plist_init((psi_plist_dtor
) psi_return_stmt_free
);
39 impl
->stmts
.let
= psi_plist_init((psi_plist_dtor
) psi_let_stmt_free
);
40 impl
->stmts
.set
= psi_plist_init((psi_plist_dtor
) psi_set_stmt_free
);
41 impl
->stmts
.fre
= psi_plist_init((psi_plist_dtor
) psi_free_stmt_free
);
43 while (psi_plist_get(stmts
, i
++, &abstract_stmt
)) {
44 switch ((*abstract_stmt
)->type
) {
46 impl
->stmts
.ret
= psi_plist_add(impl
->stmts
.ret
, &abstract_stmt
);
50 impl
->stmts
.let
= psi_plist_add(impl
->stmts
.let
, &abstract_stmt
);
53 impl
->stmts
.set
= psi_plist_add(impl
->stmts
.set
, &abstract_stmt
);
56 impl
->stmts
.fre
= psi_plist_add(impl
->stmts
.fre
, &abstract_stmt
);
69 void psi_impl_free(struct psi_impl
**impl_ptr
)
72 struct psi_impl
*impl
= *impl_ptr
;
75 psi_impl_func_free(&impl
->func
);
76 psi_plist_free(impl
->stmts
.ret
);
77 psi_plist_free(impl
->stmts
.let
);
78 psi_plist_free(impl
->stmts
.set
);
79 psi_plist_free(impl
->stmts
.fre
);
84 void psi_impl_dump(int fd
, struct psi_impl
*impl
)
87 struct psi_return_stmt
*ret
;
88 struct psi_let_stmt
*let
;
89 struct psi_set_stmt
*set
;
90 struct psi_free_stmt
*fre
;
92 psi_impl_func_dump(fd
, impl
->func
);
94 for (i
= 0; psi_plist_get(impl
->stmts
.let
, i
, &let
); ++i
) {
95 psi_let_stmt_dump(fd
, let
);
97 for (i
= 0; psi_plist_get(impl
->stmts
.ret
, i
, &ret
); ++i
) {
98 psi_return_stmt_dump(fd
, ret
);
100 for (i
= 0; psi_plist_get(impl
->stmts
.set
, i
, &set
); ++i
) {
101 psi_set_stmt_dump(fd
, set
);
103 for (i
= 0; psi_plist_get(impl
->stmts
.fre
, i
, &fre
); ++i
) {
104 psi_free_stmt_dump(fd
, fre
);
109 bool psi_impl_validate(struct psi_data
*data
, struct psi_impl
*impl
)
111 if (!psi_impl_func_validate(data
, impl
->func
)) {
114 if (!psi_return_stmt_validate(data
, impl
)) {
117 if (!psi_let_stmts_validate(data
, impl
)) {
120 if (!psi_set_stmts_validate(data
, impl
)) {
123 if (!psi_free_stmts_validate(data
, impl
)) {
129 size_t psi_impl_num_min_args(struct psi_impl
*impl
)
132 struct psi_impl_arg
*arg
;
134 for (i
= 0; psi_plist_get(impl
->func
->args
, i
, &arg
); ++i
) {
142 void psi_impl_stmt_free(struct psi_token
***abstract_stmt
)
144 switch ((**abstract_stmt
)->type
) {
146 psi_let_stmt_free((void *) abstract_stmt
);
149 psi_set_stmt_free((void *) abstract_stmt
);
152 psi_return_stmt_free((void *) abstract_stmt
);
155 psi_free_stmt_free((void *) abstract_stmt
);
162 struct psi_let_stmt
*psi_impl_get_let(struct psi_impl
*impl
,
163 struct psi_decl_var
* var
)
166 struct psi_let_stmt
*let
;
168 while (psi_plist_get(impl
->stmts
.let
, i
++, &let
)) {
169 if (let
->exp
->var
->arg
== var
->arg
) {
176 struct psi_impl_arg
*psi_impl_get_arg(struct psi_impl
*impl
,
177 struct psi_impl_var
* var
)
180 struct psi_impl_arg
*iarg
;
182 while (psi_plist_get(impl
->func
->args
, i
++, &iarg
)) {
183 if (!strcmp(var
->name
, iarg
->var
->name
)) {
184 return var
->arg
= iarg
;
190 struct psi_decl_arg
*psi_impl_get_temp_let_arg(struct psi_impl
*impl
,
191 struct psi_decl_var
* var
)
194 struct psi_let_stmt
*let
= NULL
;
196 while (psi_plist_get(impl
->stmts
.let
, j
++, &let
)) {
197 if (let
->exp
->kind
!= PSI_LET_TMP
) {
200 if (strcmp(let
->exp
->var
->name
, var
->name
)) {
203 return var
->arg
= let
->exp
->var
->arg
;