mirror of
https://review.haiku-os.org/buildtools
synced 2024-11-23 07:18:49 +01:00
122 lines
2.7 KiB
C
122 lines
2.7 KiB
C
/*
|
|
* Copyright 2012 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_pw_macro.h>
|
|
|
|
#undef SUFFIX
|
|
#define SUFFIX multi_aff
|
|
#undef ARG1
|
|
#define ARG1 PW
|
|
#undef ARG2
|
|
#define ARG2 isl_multi_aff
|
|
|
|
static
|
|
#include "isl_align_params_templ.c"
|
|
|
|
#undef SUFFIX
|
|
#define SUFFIX pw_multi_aff
|
|
#undef ARG1
|
|
#define ARG1 PW
|
|
#undef ARG2
|
|
#define ARG2 isl_pw_multi_aff
|
|
|
|
static
|
|
#include "isl_align_params_templ.c"
|
|
|
|
/* Compute the pullback of "pw" by the function represented by "ma".
|
|
* In other words, plug in "ma" in "pw".
|
|
*/
|
|
__isl_give PW *FN(PW,pullback_multi_aff)(__isl_take PW *pw,
|
|
__isl_take isl_multi_aff *ma)
|
|
{
|
|
int i;
|
|
isl_space *space = NULL;
|
|
|
|
FN(PW,align_params_multi_aff)(&pw, &ma);
|
|
ma = isl_multi_aff_align_divs(ma);
|
|
pw = FN(PW,cow)(pw);
|
|
if (!pw || !ma)
|
|
goto error;
|
|
|
|
space = isl_space_join(isl_multi_aff_get_space(ma),
|
|
FN(PW,get_space)(pw));
|
|
|
|
for (i = 0; i < pw->n; ++i) {
|
|
pw->p[i].set = isl_set_preimage_multi_aff(pw->p[i].set,
|
|
isl_multi_aff_copy(ma));
|
|
if (!pw->p[i].set)
|
|
goto error;
|
|
pw->p[i].FIELD = FN(EL,pullback_multi_aff)(pw->p[i].FIELD,
|
|
isl_multi_aff_copy(ma));
|
|
if (!pw->p[i].FIELD)
|
|
goto error;
|
|
}
|
|
|
|
pw = FN(PW,reset_space)(pw, space);
|
|
isl_multi_aff_free(ma);
|
|
return pw;
|
|
error:
|
|
isl_space_free(space);
|
|
isl_multi_aff_free(ma);
|
|
FN(PW,free)(pw);
|
|
return NULL;
|
|
}
|
|
|
|
/* Compute the pullback of "pw" by the function represented by "pma".
|
|
* In other words, plug in "pma" in "pw".
|
|
*/
|
|
static __isl_give PW *FN(PW,pullback_pw_multi_aff_aligned)(__isl_take PW *pw,
|
|
__isl_take isl_pw_multi_aff *pma)
|
|
{
|
|
int i;
|
|
PW *res;
|
|
|
|
if (!pma)
|
|
goto error;
|
|
|
|
if (pma->n == 0) {
|
|
isl_space *space;
|
|
space = isl_space_join(isl_pw_multi_aff_get_space(pma),
|
|
FN(PW,get_space)(pw));
|
|
isl_pw_multi_aff_free(pma);
|
|
res = FN(PW,empty)(space);
|
|
FN(PW,free)(pw);
|
|
return res;
|
|
}
|
|
|
|
res = FN(PW,pullback_multi_aff)(FN(PW,copy)(pw),
|
|
isl_multi_aff_copy(pma->p[0].maff));
|
|
res = FN(PW,intersect_domain)(res, isl_set_copy(pma->p[0].set));
|
|
|
|
for (i = 1; i < pma->n; ++i) {
|
|
PW *res_i;
|
|
|
|
res_i = FN(PW,pullback_multi_aff)(FN(PW,copy)(pw),
|
|
isl_multi_aff_copy(pma->p[i].maff));
|
|
res_i = FN(PW,intersect_domain)(res_i,
|
|
isl_set_copy(pma->p[i].set));
|
|
res = FN(PW,add_disjoint)(res, res_i);
|
|
}
|
|
|
|
isl_pw_multi_aff_free(pma);
|
|
FN(PW,free)(pw);
|
|
return res;
|
|
error:
|
|
isl_pw_multi_aff_free(pma);
|
|
FN(PW,free)(pw);
|
|
return NULL;
|
|
}
|
|
|
|
__isl_give PW *FN(PW,pullback_pw_multi_aff)(__isl_take PW *pw,
|
|
__isl_take isl_pw_multi_aff *pma)
|
|
{
|
|
FN(PW,align_params_pw_multi_aff)(&pw, &pma);
|
|
return FN(PW,pullback_pw_multi_aff_aligned)(pw, pma);
|
|
}
|