isl_multi_align_templ.c

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/*
 * Copyright 2017      Sven Verdoolaege
 *
 * Use of this software is governed by the MIT license
 *
 * Written by Sven Verdoolaege,
 */
 
/* Align the parameters of "multi" and "domain" (if needed) and
 * call "fn".
 */
static __isl_give MULTI(BASE) *FN(FN(MULTI(BASE),align_params),ALIGN_DOMBASE)(
  __isl_take MULTI(BASE) *multi, __isl_take ALIGN_DOM *domain,
  __isl_give MULTI(BASE) *fn(__isl_take MULTI(BASE) *multi,
    __isl_take ALIGN_DOM *domain))
{
  isl_bool aligned;
  isl_bool named;
  isl_space *dom_space;
 
  aligned = FN(ALIGN_DOM,space_has_equal_params)(domain, multi->space);
  if (aligned < 0)
    goto error;
  if (aligned)
    return fn(multi, domain);
 
  dom_space = FN(ALIGN_DOM,peek_space)(domain);
  named = isl_space_has_named_params(multi->space);
  if (named >= 0 && named)
    named = isl_space_has_named_params(dom_space);
  if (named < 0)
    goto error;
  if (!named)
    isl_die(FN(MULTI(BASE),get_ctx)(multi), isl_error_invalid,
      "unaligned unnamed parameters", goto error);
  multi = FN(MULTI(BASE),align_params)(multi,
              FN(ALIGN_DOM,get_space)(domain));
  domain = FN(ALIGN_DOM,align_params)(domain,
              FN(MULTI(BASE),get_space)(multi));
  return fn(multi, domain);
error:
  FN(MULTI(BASE),free)(multi);
  FN(ALIGN_DOM,free)(domain);
  return NULL;
}