1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234
|
/*
* Copyright 2011 Sven Verdoolaege
* Copyright 2012-2013 Ecole Normale Superieure
*
* Use of this software is governed by the MIT license
*
* Written by Sven Verdoolaege,
* Ecole Normale Superieure, 45 rue d'Ulm, 75230 Paris, France
*/
#include <isl/space.h>
#include <isl_val_private.h>
#include <isl_multi_macro.h>
/* Add "multi2" to "multi1" and return the result.
*/
__isl_give MULTI(BASE) *FN(MULTI(BASE),add)(__isl_take MULTI(BASE) *multi1,
__isl_take MULTI(BASE) *multi2)
{
return FN(MULTI(BASE),bin_op)(multi1, multi2, &FN(EL,add));
}
/* Subtract "multi2" from "multi1" and return the result.
*/
__isl_give MULTI(BASE) *FN(MULTI(BASE),sub)(__isl_take MULTI(BASE) *multi1,
__isl_take MULTI(BASE) *multi2)
{
return FN(MULTI(BASE),bin_op)(multi1, multi2, &FN(EL,sub));
}
/* Multiply the elements of "multi" by "v" and return the result.
*/
__isl_give MULTI(BASE) *FN(MULTI(BASE),scale_val)(__isl_take MULTI(BASE) *multi,
__isl_take isl_val *v)
{
int i;
if (!multi || !v)
goto error;
if (isl_val_is_one(v)) {
isl_val_free(v);
return multi;
}
if (!isl_val_is_rat(v))
isl_die(isl_val_get_ctx(v), isl_error_invalid,
"expecting rational factor", goto error);
multi = FN(MULTI(BASE),cow)(multi);
if (!multi)
return NULL;
for (i = 0; i < multi->n; ++i) {
multi->u.p[i] = FN(EL,scale_val)(multi->u.p[i],
isl_val_copy(v));
if (!multi->u.p[i])
goto error;
}
isl_val_free(v);
return multi;
error:
isl_val_free(v);
return FN(MULTI(BASE),free)(multi);
}
/* Divide the elements of "multi" by "v" and return the result.
*/
__isl_give MULTI(BASE) *FN(MULTI(BASE),scale_down_val)(
__isl_take MULTI(BASE) *multi, __isl_take isl_val *v)
{
int i;
if (!multi || !v)
goto error;
if (isl_val_is_one(v)) {
isl_val_free(v);
return multi;
}
if (!isl_val_is_rat(v))
isl_die(isl_val_get_ctx(v), isl_error_invalid,
"expecting rational factor", goto error);
if (isl_val_is_zero(v))
isl_die(isl_val_get_ctx(v), isl_error_invalid,
"cannot scale down by zero", goto error);
multi = FN(MULTI(BASE),cow)(multi);
if (!multi)
return NULL;
for (i = 0; i < multi->n; ++i) {
multi->u.p[i] = FN(EL,scale_down_val)(multi->u.p[i],
isl_val_copy(v));
if (!multi->u.p[i])
goto error;
}
isl_val_free(v);
return multi;
error:
isl_val_free(v);
return FN(MULTI(BASE),free)(multi);
}
/* Multiply the elements of "multi" by the corresponding element of "mv"
* and return the result.
*/
__isl_give MULTI(BASE) *FN(MULTI(BASE),scale_multi_val)(
__isl_take MULTI(BASE) *multi, __isl_take isl_multi_val *mv)
{
int i;
if (!multi || !mv)
goto error;
if (!isl_space_tuple_is_equal(multi->space, isl_dim_out,
mv->space, isl_dim_set))
isl_die(isl_multi_val_get_ctx(mv), isl_error_invalid,
"spaces don't match", goto error);
multi = FN(MULTI(BASE),cow)(multi);
if (!multi)
goto error;
for (i = 0; i < multi->n; ++i) {
isl_val *v;
v = isl_multi_val_get_val(mv, i);
multi->u.p[i] = FN(EL,scale_val)(multi->u.p[i], v);
if (!multi->u.p[i])
goto error;
}
isl_multi_val_free(mv);
return multi;
error:
isl_multi_val_free(mv);
return FN(MULTI(BASE),free)(multi);
}
/* Divide the elements of "multi" by the corresponding element of "mv"
* and return the result.
*/
__isl_give MULTI(BASE) *FN(MULTI(BASE),scale_down_multi_val)(
__isl_take MULTI(BASE) *multi, __isl_take isl_multi_val *mv)
{
int i;
if (!multi || !mv)
goto error;
if (!isl_space_tuple_is_equal(multi->space, isl_dim_out,
mv->space, isl_dim_set))
isl_die(isl_multi_val_get_ctx(mv), isl_error_invalid,
"spaces don't match", goto error);
multi = FN(MULTI(BASE),cow)(multi);
if (!multi)
return NULL;
for (i = 0; i < multi->n; ++i) {
isl_val *v;
v = isl_multi_val_get_val(mv, i);
multi->u.p[i] = FN(EL,scale_down_val)(multi->u.p[i], v);
if (!multi->u.p[i])
goto error;
}
isl_multi_val_free(mv);
return multi;
error:
isl_multi_val_free(mv);
return FN(MULTI(BASE),free)(multi);
}
/* Compute the residues of the elements of "multi" modulo
* the corresponding element of "mv" and return the result.
*/
__isl_give MULTI(BASE) *FN(MULTI(BASE),mod_multi_val)(
__isl_take MULTI(BASE) *multi, __isl_take isl_multi_val *mv)
{
int i;
if (!multi || !mv)
goto error;
if (!isl_space_tuple_is_equal(multi->space, isl_dim_out,
mv->space, isl_dim_set))
isl_die(isl_multi_val_get_ctx(mv), isl_error_invalid,
"spaces don't match", goto error);
multi = FN(MULTI(BASE),cow)(multi);
if (!multi)
goto error;
for (i = 0; i < multi->n; ++i) {
isl_val *v;
v = isl_multi_val_get_val(mv, i);
multi->u.p[i] = FN(EL,mod_val)(multi->u.p[i], v);
if (!multi->u.p[i])
goto error;
}
isl_multi_val_free(mv);
return multi;
error:
isl_multi_val_free(mv);
return FN(MULTI(BASE),free)(multi);
}
/* Return the opposite of "multi".
*/
__isl_give MULTI(BASE) *FN(MULTI(BASE),neg)(__isl_take MULTI(BASE) *multi)
{
int i;
multi = FN(MULTI(BASE),cow)(multi);
if (!multi)
return NULL;
for (i = 0; i < multi->n; ++i) {
multi->u.p[i] = FN(EL,neg)(multi->u.p[i]);
if (!multi->u.p[i])
return FN(MULTI(BASE),free)(multi);
}
return multi;
}
|