mirror of
https://review.haiku-os.org/buildtools
synced 2024-11-23 07:18:49 +01:00
94 lines
2.0 KiB
C
94 lines
2.0 KiB
C
/*
|
|
* Copyright 2019 Cerebras Systems
|
|
*
|
|
* Use of this software is governed by the MIT license
|
|
*
|
|
* Written by Sven Verdoolaege,
|
|
* Cerebras Systems, 175 S San Antonio Rd, Los Altos, CA, USA
|
|
*/
|
|
|
|
#include <isl_multi_macro.h>
|
|
|
|
/* Add "v" to the constant terms of all the base expressions of "multi".
|
|
*/
|
|
__isl_give MULTI(BASE) *FN(MULTI(BASE),add_constant_val)(
|
|
__isl_take MULTI(BASE) *multi, __isl_take isl_val *v)
|
|
{
|
|
isl_bool zero;
|
|
isl_size n;
|
|
int i;
|
|
|
|
zero = isl_val_is_zero(v);
|
|
n = FN(MULTI(BASE),size)(multi);
|
|
if (zero < 0 || n < 0)
|
|
goto error;
|
|
if (zero || n == 0) {
|
|
isl_val_free(v);
|
|
return multi;
|
|
}
|
|
|
|
multi = FN(MULTI(BASE),cow)(multi);
|
|
if (!multi)
|
|
goto error;
|
|
|
|
for (i = 0; i < n; ++i) {
|
|
multi->u.p[i] = FN(EL,add_constant_val)(multi->u.p[i],
|
|
isl_val_copy(v));
|
|
if (!multi->u.p[i])
|
|
goto error;
|
|
}
|
|
|
|
isl_val_free(v);
|
|
return multi;
|
|
error:
|
|
FN(MULTI(BASE),free)(multi);
|
|
isl_val_free(v);
|
|
return NULL;
|
|
}
|
|
|
|
/* Add the elements of "mv" to the constant terms of
|
|
* the corresponding base expressions of "multi".
|
|
*/
|
|
__isl_give MULTI(BASE) *FN(MULTI(BASE),add_constant_multi_val)(
|
|
__isl_take MULTI(BASE) *multi, __isl_take isl_multi_val *mv)
|
|
{
|
|
isl_space *multi_space, *mv_space;
|
|
isl_bool zero, equal;
|
|
isl_size n;
|
|
int i;
|
|
|
|
zero = isl_multi_val_is_zero(mv);
|
|
n = FN(MULTI(BASE),size)(multi);
|
|
multi_space = FN(MULTI(BASE),peek_space)(multi);
|
|
mv_space = isl_multi_val_peek_space(mv);
|
|
equal = isl_space_tuple_is_equal(multi_space, isl_dim_out,
|
|
mv_space, isl_dim_out);
|
|
if (zero < 0 || n < 0 || equal < 0)
|
|
goto error;
|
|
if (!equal)
|
|
isl_die(isl_multi_val_get_ctx(mv), isl_error_invalid,
|
|
"spaces don't match", goto error);
|
|
if (zero || n == 0) {
|
|
isl_multi_val_free(mv);
|
|
return multi;
|
|
}
|
|
|
|
multi = FN(MULTI(BASE),cow)(multi);
|
|
if (!multi)
|
|
goto error;
|
|
|
|
for (i = 0; i < n; ++i) {
|
|
isl_val *v = isl_multi_val_get_at(mv, i);
|
|
multi->u.p[i] = FN(EL,add_constant_val)(multi->u.p[i], v);
|
|
if (!multi->u.p[i])
|
|
goto error;
|
|
}
|
|
|
|
isl_multi_val_free(mv);
|
|
return multi;
|
|
error:
|
|
FN(MULTI(BASE),free)(multi);
|
|
isl_multi_val_free(mv);
|
|
return NULL;
|
|
}
|