llvm/polly/lib/External/isl/isl_multi_identity_templ.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/space.h>
#include <isl/local_space.h>

#include <isl_multi_macro.h>

/* Create a multi expression in the given space that maps each
 * input dimension to the corresponding output dimension.
 */
__isl_give MULTI(BASE) *FN(MULTI(BASE),identity)(__isl_take isl_space *space)
{ … }

/* Create a multi expression that maps elements in the given space
 * to themselves.
 */
__isl_give MULTI(BASE) *FN(MULTI(BASE),identity_on_domain_space)(
	__isl_take isl_space *space)
{ … }

/* This function performs the same operation as
 * isl_multi_*_identity_on_domain_space,
 * but is considered as a function on an isl_space when exported.
 */
__isl_give MULTI(BASE) *FN(FN(isl_space_identity_multi,BASE),on_domain)(
	__isl_take isl_space *space)
{ … }

/* Create a multi expression in the same space as "multi" that maps each
 * input dimension to the corresponding output dimension.
 */
__isl_give MULTI(BASE) *FN(FN(MULTI(BASE),identity_multi),BASE)(
	__isl_take MULTI(BASE) *multi)
{ … }