xref: /netbsd-src/external/mit/isl/dist/isl_multi_bin_val_templ.c (revision 5971e316fdea024efff6be8f03536623db06833e)
1 /*
2  * Copyright 2013      Ecole Normale Superieure
3  *
4  * Use of this software is governed by the MIT license
5  *
6  * Written by Sven Verdoolaege,
7  * Ecole Normale Superieure, 45 rue d'Ulm, 75230 Paris, France
8  */
9 
10 /* Apply "fn" to each of the elements of "multi" with as second argument "v".
11  */
MULTI(BASE)12 static __isl_give MULTI(BASE) *FN(MULTI(BASE),fn_val)(
13 	__isl_take MULTI(BASE) *multi,
14 	__isl_give EL *(*fn)(__isl_take EL *el, __isl_take isl_val *v),
15 	 __isl_take isl_val *v)
16 {
17 	isl_size n;
18 	int i;
19 
20 	n = FN(MULTI(BASE),size)(multi);
21 	if (n < 0 || !v)
22 		goto error;
23 
24 	for (i = 0; i < n; ++i) {
25 		EL *el;
26 
27 		el = FN(MULTI(BASE),take_at)(multi, i);
28 		el = fn(el, isl_val_copy(v));
29 		multi = FN(MULTI(BASE),restore_at)(multi, i, el);
30 	}
31 
32 	isl_val_free(v);
33 	return multi;
34 error:
35 	isl_val_free(v);
36 	FN(MULTI(BASE),free)(multi);
37 	return NULL;
38 }
39 
40 #undef TYPE
41 #define TYPE	MULTI(BASE)
42 #include "isl_type_check_match_range_multi_val.c"
43 
44 /* Elementwise apply "fn" to "multi" and "mv".
45  */
MULTI(BASE)46 static __isl_give MULTI(BASE) *FN(MULTI(BASE),fn_multi_val)(
47 	__isl_take MULTI(BASE) *multi,
48 	__isl_give EL *(*fn)(__isl_take EL *el, __isl_take isl_val *v),
49 	__isl_take isl_multi_val *mv)
50 {
51 	isl_size n;
52 	int i;
53 
54 	n = FN(MULTI(BASE),size)(multi);
55 	if (n < 0 || FN(MULTI(BASE),check_match_range_multi_val)(multi, mv) < 0)
56 		goto error;
57 
58 	for (i = 0; i < n; ++i) {
59 		isl_val *v;
60 		EL *el;
61 
62 		v = isl_multi_val_get_val(mv, i);
63 		el = FN(MULTI(BASE),take_at)(multi, i);
64 		el = fn(el, v);
65 		multi = FN(MULTI(BASE),restore_at)(multi, i, el);
66 	}
67 
68 	isl_multi_val_free(mv);
69 	return multi;
70 error:
71 	isl_multi_val_free(mv);
72 	return FN(MULTI(BASE),free)(multi);
73 }
74