Tobias Grosser 1fa7b972c0 Update to isl 99d53692ba
This commit imports the latest isl version into lib/External/isl. The changes
relavant for Polly are:

  1) Schedule trees [1] have been introduced as a more structured way to
     describe schedules. Polly does not yet use them, but we may switch to them
     in the near future.
  2) Another set of coalescing changes [2] simplifies some data dependences and
     removes a couple of code generation artifacts.

     We now understand that the following sets can be merged:

     { Stmt_S1[i0, i1] -> Stmt_S2[i0 + i1] :
          i0 >= 0 and i1 <= 1023 - i0 and i1 >= 1
       Stmt_S1[i0, 0] -> Stmt_S2[i0] : i0 <= 1023 and i0 >= 1}

     into:

     { Stmt_S1[i0, i1] -> Stmt_S2[i0 + i1] : i1 <= 1023 - i0 and i1 >= 0 and
                                             i1 >= 1 - i0 and i0 >= 0 }

     Changes of this kind reduce unnecessary specialization during code
     generation.

     -  for (int c3 = 0; c3 <= 1023; c3 += 1) {
     -    if (c3 % 2 == 0) {
     -      Stmt_for_body3(c1, c3);
     -    } else
     -      Stmt_for_body3(c1, c3);
     -  }
     +  for (int c3 = 0; c3 <= 1023; c3 += 1)
     +    Stmt_for_body3(c1, c3);

[1] http://impact.gforge.inria.fr/impact2014/papers/impact2014-verdoolaege.pdf
[2] http://impact.gforge.inria.fr/impact2015/papers/impact2015-verdoolaege.pdf

llvm-svn: 229423
2015-02-16 19:33:40 +00:00

363 lines
8.1 KiB
C

/*
* Copyright 2010 INRIA Saclay
* Copyright 2014 Ecole Normale Superieure
* Copyright 2014 INRIA Rocquencourt
*
* Use of this software is governed by the MIT license
*
* Written by Sven Verdoolaege, INRIA Saclay - Ile-de-France,
* Parc Club Orsay Universite, ZAC des vignes, 4 rue Jacques Monod,
* 91893 Orsay, France
* and Ecole Normale Superieure, 45 rue d'Ulm, 75230 Paris, France
* and Inria Paris - Rocquencourt, Domaine de Voluceau - Rocquencourt,
* B.P. 105 - 78153 Le Chesnay, France
*/
#include <isl/aff.h>
#include <isl/set.h>
#include <isl/map.h>
#include <isl/polynomial.h>
#include <isl/schedule.h>
#include <isl/obj.h>
static void *isl_obj_val_copy(void *v)
{
return isl_val_copy((isl_val *)v);
}
static void isl_obj_val_free(void *v)
{
isl_val_free((isl_val *)v);
}
static __isl_give isl_printer *isl_obj_val_print(__isl_take isl_printer *p,
void *v)
{
return isl_printer_print_val(p, (isl_val *)v);
}
static void *isl_obj_val_add(void *v1, void *v2)
{
return isl_val_add((isl_val *) v1, (isl_val *) v2);
}
struct isl_obj_vtable isl_obj_val_vtable = {
isl_obj_val_copy,
isl_obj_val_add,
isl_obj_val_print,
isl_obj_val_free
};
static void *isl_obj_map_copy(void *v)
{
return isl_map_copy((struct isl_map *)v);
}
static void isl_obj_map_free(void *v)
{
isl_map_free((struct isl_map *)v);
}
static __isl_give isl_printer *isl_obj_map_print(__isl_take isl_printer *p,
void *v)
{
return isl_printer_print_map(p, (struct isl_map *)v);
}
static void *isl_obj_map_add(void *v1, void *v2)
{
return isl_map_union((struct isl_map *)v1, (struct isl_map *)v2);
}
struct isl_obj_vtable isl_obj_map_vtable = {
isl_obj_map_copy,
isl_obj_map_add,
isl_obj_map_print,
isl_obj_map_free
};
static void *isl_obj_union_map_copy(void *v)
{
return isl_union_map_copy((isl_union_map *)v);
}
static void isl_obj_union_map_free(void *v)
{
isl_union_map_free((isl_union_map *)v);
}
static __isl_give isl_printer *isl_obj_union_map_print(__isl_take isl_printer *p,
void *v)
{
return isl_printer_print_union_map(p, (isl_union_map *)v);
}
static void *isl_obj_union_map_add(void *v1, void *v2)
{
return isl_union_map_union((isl_union_map *)v1, (isl_union_map *)v2);
}
struct isl_obj_vtable isl_obj_union_map_vtable = {
isl_obj_union_map_copy,
isl_obj_union_map_add,
isl_obj_union_map_print,
isl_obj_union_map_free
};
static void *isl_obj_set_copy(void *v)
{
return isl_set_copy((struct isl_set *)v);
}
static void isl_obj_set_free(void *v)
{
isl_set_free((struct isl_set *)v);
}
static __isl_give isl_printer *isl_obj_set_print(__isl_take isl_printer *p,
void *v)
{
return isl_printer_print_set(p, (struct isl_set *)v);
}
static void *isl_obj_set_add(void *v1, void *v2)
{
return isl_set_union((struct isl_set *)v1, (struct isl_set *)v2);
}
struct isl_obj_vtable isl_obj_set_vtable = {
isl_obj_set_copy,
isl_obj_set_add,
isl_obj_set_print,
isl_obj_set_free
};
static void *isl_obj_union_set_copy(void *v)
{
return isl_union_set_copy((isl_union_set *)v);
}
static void isl_obj_union_set_free(void *v)
{
isl_union_set_free((isl_union_set *)v);
}
static __isl_give isl_printer *isl_obj_union_set_print(__isl_take isl_printer *p,
void *v)
{
return isl_printer_print_union_set(p, (isl_union_set *)v);
}
static void *isl_obj_union_set_add(void *v1, void *v2)
{
return isl_union_set_union((isl_union_set *)v1, (isl_union_set *)v2);
}
struct isl_obj_vtable isl_obj_union_set_vtable = {
isl_obj_union_set_copy,
isl_obj_union_set_add,
isl_obj_union_set_print,
isl_obj_union_set_free
};
static void *isl_obj_pw_multi_aff_copy(void *v)
{
return isl_pw_multi_aff_copy((isl_pw_multi_aff *) v);
}
static void isl_obj_pw_multi_aff_free(void *v)
{
isl_pw_multi_aff_free((isl_pw_multi_aff *) v);
}
static __isl_give isl_printer *isl_obj_pw_multi_aff_print(
__isl_take isl_printer *p, void *v)
{
return isl_printer_print_pw_multi_aff(p, (isl_pw_multi_aff *) v);
}
static void *isl_obj_pw_multi_aff_add(void *v1, void *v2)
{
return isl_pw_multi_aff_add((isl_pw_multi_aff *) v1,
(isl_pw_multi_aff *) v2);
}
struct isl_obj_vtable isl_obj_pw_multi_aff_vtable = {
isl_obj_pw_multi_aff_copy,
isl_obj_pw_multi_aff_add,
isl_obj_pw_multi_aff_print,
isl_obj_pw_multi_aff_free
};
static void *isl_obj_none_copy(void *v)
{
return v;
}
static void isl_obj_none_free(void *v)
{
}
static __isl_give isl_printer *isl_obj_none_print(__isl_take isl_printer *p,
void *v)
{
return p;
}
static void *isl_obj_none_add(void *v1, void *v2)
{
return NULL;
}
struct isl_obj_vtable isl_obj_none_vtable = {
isl_obj_none_copy,
isl_obj_none_add,
isl_obj_none_print,
isl_obj_none_free
};
static void *isl_obj_pw_qp_copy(void *v)
{
return isl_pw_qpolynomial_copy((struct isl_pw_qpolynomial *)v);
}
static void isl_obj_pw_qp_free(void *v)
{
isl_pw_qpolynomial_free((struct isl_pw_qpolynomial *)v);
}
static __isl_give isl_printer *isl_obj_pw_qp_print(__isl_take isl_printer *p,
void *v)
{
return isl_printer_print_pw_qpolynomial(p,
(struct isl_pw_qpolynomial *)v);
}
static void *isl_obj_pw_qp_add(void *v1, void *v2)
{
return isl_pw_qpolynomial_add((struct isl_pw_qpolynomial *)v1,
(struct isl_pw_qpolynomial *)v2);
}
struct isl_obj_vtable isl_obj_pw_qpolynomial_vtable = {
isl_obj_pw_qp_copy,
isl_obj_pw_qp_add,
isl_obj_pw_qp_print,
isl_obj_pw_qp_free
};
static void *isl_obj_union_pw_qp_copy(void *v)
{
return isl_union_pw_qpolynomial_copy((struct isl_union_pw_qpolynomial *)v);
}
static void isl_obj_union_pw_qp_free(void *v)
{
isl_union_pw_qpolynomial_free((struct isl_union_pw_qpolynomial *)v);
}
static __isl_give isl_printer *isl_obj_union_pw_qp_print(
__isl_take isl_printer *p, void *v)
{
return isl_printer_print_union_pw_qpolynomial(p,
(struct isl_union_pw_qpolynomial *)v);
}
static void *isl_obj_union_pw_qp_add(void *v1, void *v2)
{
return isl_union_pw_qpolynomial_add(
(struct isl_union_pw_qpolynomial *)v1,
(struct isl_union_pw_qpolynomial *)v2);
}
struct isl_obj_vtable isl_obj_union_pw_qpolynomial_vtable = {
isl_obj_union_pw_qp_copy,
isl_obj_union_pw_qp_add,
isl_obj_union_pw_qp_print,
isl_obj_union_pw_qp_free
};
static void *isl_obj_pw_qpf_copy(void *v)
{
return isl_pw_qpolynomial_fold_copy((struct isl_pw_qpolynomial_fold *)v);
}
static void isl_obj_pw_qpf_free(void *v)
{
isl_pw_qpolynomial_fold_free((struct isl_pw_qpolynomial_fold *)v);
}
static __isl_give isl_printer *isl_obj_pw_qpf_print(__isl_take isl_printer *p,
void *v)
{
return isl_printer_print_pw_qpolynomial_fold(p,
(struct isl_pw_qpolynomial_fold *)v);
}
static void *isl_obj_pw_qpf_add(void *v1, void *v2)
{
return isl_pw_qpolynomial_fold_fold((struct isl_pw_qpolynomial_fold *)v1,
(struct isl_pw_qpolynomial_fold *)v2);
}
struct isl_obj_vtable isl_obj_pw_qpolynomial_fold_vtable = {
isl_obj_pw_qpf_copy,
isl_obj_pw_qpf_add,
isl_obj_pw_qpf_print,
isl_obj_pw_qpf_free
};
static void *isl_obj_union_pw_qpf_copy(void *v)
{
return isl_union_pw_qpolynomial_fold_copy((struct isl_union_pw_qpolynomial_fold *)v);
}
static void isl_obj_union_pw_qpf_free(void *v)
{
isl_union_pw_qpolynomial_fold_free((struct isl_union_pw_qpolynomial_fold *)v);
}
static __isl_give isl_printer *isl_obj_union_pw_qpf_print(
__isl_take isl_printer *p, void *v)
{
return isl_printer_print_union_pw_qpolynomial_fold(p,
(struct isl_union_pw_qpolynomial_fold *)v);
}
static void *isl_obj_union_pw_qpf_add(void *v1, void *v2)
{
return isl_union_pw_qpolynomial_fold_fold(
(struct isl_union_pw_qpolynomial_fold *)v1,
(struct isl_union_pw_qpolynomial_fold *)v2);
}
struct isl_obj_vtable isl_obj_union_pw_qpolynomial_fold_vtable = {
isl_obj_union_pw_qpf_copy,
isl_obj_union_pw_qpf_add,
isl_obj_union_pw_qpf_print,
isl_obj_union_pw_qpf_free
};
static void *isl_obj_schedule_copy(void *v)
{
return isl_schedule_copy((isl_schedule *) v);
}
static void isl_obj_schedule_free(void *v)
{
isl_schedule_free((isl_schedule *) v);
}
static __isl_give isl_printer *isl_obj_schedule_print(
__isl_take isl_printer *p, void *v)
{
return isl_printer_print_schedule(p, (isl_schedule *) v);
}
struct isl_obj_vtable isl_obj_schedule_vtable = {
isl_obj_schedule_copy,
NULL,
isl_obj_schedule_print,
isl_obj_schedule_free
};