xref: /netbsd-src/external/mit/isl/dist/isl_multi_tuple_id_templ.c (revision 5971e316fdea024efff6be8f03536623db06833e)
1 /*
2  * Copyright 2011      Sven Verdoolaege
3  * Copyright 2012-2013 Ecole Normale Superieure
4  *
5  * Use of this software is governed by the MIT license
6  *
7  * Written by Sven Verdoolaege,
8  * Ecole Normale Superieure, 45 rue d'Ulm, 75230 Paris, France
9  */
10 
11 #include <isl/space.h>
12 
13 #include <isl_multi_macro.h>
14 
FN(MULTI (BASE),get_tuple_name)15 const char *FN(MULTI(BASE),get_tuple_name)(__isl_keep MULTI(BASE) *multi,
16 	enum isl_dim_type type)
17 {
18 	return multi ? isl_space_get_tuple_name(multi->space, type) : NULL;
19 }
20 
21 /* Does the specified tuple have an id?
22  */
FN(MULTI (BASE),has_tuple_id)23 isl_bool FN(MULTI(BASE),has_tuple_id)(__isl_keep MULTI(BASE) *multi,
24 	enum isl_dim_type type)
25 {
26 	if (!multi)
27 		return isl_bool_error;
28 	return isl_space_has_tuple_id(multi->space, type);
29 }
30 
31 /* Does the (range) tuple of "multi" have an identifier?
32  *
33  * Technically, the implementation should use isl_dim_set if "multi"
34  * lives in a set space and isl_dim_out if it lives in a map space.
35  * Internally, however, it can be assumed that isl_dim_set is equal
36  * to isl_dim_out.
37  */
FN(MULTI (BASE),has_range_tuple_id)38 isl_bool FN(MULTI(BASE),has_range_tuple_id)(__isl_keep MULTI(BASE) *multi)
39 {
40 	return FN(MULTI(BASE),has_tuple_id)(multi, isl_dim_out);
41 }
42 
43 /* Return the id of the specified tuple.
44  */
FN(MULTI (BASE),get_tuple_id)45 __isl_give isl_id *FN(MULTI(BASE),get_tuple_id)(__isl_keep MULTI(BASE) *multi,
46 	enum isl_dim_type type)
47 {
48 	return multi ? isl_space_get_tuple_id(multi->space, type) : NULL;
49 }
50 
51 /* Return the identifier of the (range) tuple of "multi", assuming it has one.
52  *
53  * Technically, the implementation should use isl_dim_set if "multi"
54  * lives in a set space and isl_dim_out if it lives in a map space.
55  * Internally, however, it can be assumed that isl_dim_set is equal
56  * to isl_dim_out.
57  */
FN(MULTI (BASE),get_range_tuple_id)58 __isl_give isl_id *FN(MULTI(BASE),get_range_tuple_id)(
59 	__isl_keep MULTI(BASE) *multi)
60 {
61 	return FN(MULTI(BASE),get_tuple_id)(multi, isl_dim_out);
62 }
63 
MULTI(BASE)64 __isl_give MULTI(BASE) *FN(MULTI(BASE),set_tuple_name)(
65 	__isl_keep MULTI(BASE) *multi, enum isl_dim_type type,
66 	const char *s)
67 {
68 	isl_space *space;
69 
70 	multi = FN(MULTI(BASE),cow)(multi);
71 	if (!multi)
72 		return NULL;
73 
74 	space = FN(MULTI(BASE),get_space)(multi);
75 	space = isl_space_set_tuple_name(space, type, s);
76 
77 	return FN(MULTI(BASE),reset_space)(multi, space);
78 }
79 
MULTI(BASE)80 __isl_give MULTI(BASE) *FN(MULTI(BASE),set_tuple_id)(
81 	__isl_take MULTI(BASE) *multi, enum isl_dim_type type,
82 	__isl_take isl_id *id)
83 {
84 	isl_space *space;
85 
86 	multi = FN(MULTI(BASE),cow)(multi);
87 	if (!multi)
88 		goto error;
89 
90 	space = FN(MULTI(BASE),get_space)(multi);
91 	space = isl_space_set_tuple_id(space, type, id);
92 
93 	return FN(MULTI(BASE),reset_space)(multi, space);
94 error:
95 	isl_id_free(id);
96 	return NULL;
97 }
98 
99 /* Replace the identifier of the (range) tuple of "multi" by "id".
100  *
101  * Technically, the implementation should use isl_dim_set if "multi"
102  * lives in a set space and isl_dim_out if it lives in a map space.
103  * Internally, however, it can be assumed that isl_dim_set is equal
104  * to isl_dim_out.
105  */
MULTI(BASE)106 __isl_give MULTI(BASE) *FN(MULTI(BASE),set_range_tuple_id)(
107 	__isl_take MULTI(BASE) *multi, __isl_take isl_id *id)
108 {
109 	return FN(MULTI(BASE),set_tuple_id)(multi, isl_dim_out, id);
110 }
111 
112 /* Drop the id on the specified tuple.
113  */
MULTI(BASE)114 __isl_give MULTI(BASE) *FN(MULTI(BASE),reset_tuple_id)(
115 	__isl_take MULTI(BASE) *multi, enum isl_dim_type type)
116 {
117 	isl_space *space;
118 
119 	if (!multi)
120 		return NULL;
121 	if (!FN(MULTI(BASE),has_tuple_id)(multi, type))
122 		return multi;
123 
124 	multi = FN(MULTI(BASE),cow)(multi);
125 	if (!multi)
126 		return NULL;
127 
128 	space = FN(MULTI(BASE),get_space)(multi);
129 	space = isl_space_reset_tuple_id(space, type);
130 
131 	return FN(MULTI(BASE),reset_space)(multi, space);
132 }
133 
134 /* Drop the identifier of the (range) tuple of "multi".
135  *
136  * Technically, the implementation should use isl_dim_set if "multi"
137  * lives in a set space and isl_dim_out if it lives in a map space.
138  * Internally, however, it can be assumed that isl_dim_set is equal
139  * to isl_dim_out.
140  */
MULTI(BASE)141 __isl_give MULTI(BASE) *FN(MULTI(BASE),reset_range_tuple_id)(
142 	__isl_take MULTI(BASE) *multi)
143 {
144 	return FN(MULTI(BASE),reset_tuple_id)(multi, isl_dim_out);
145 }
146