isl_multi_add_constant_templ.c

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/*
 * 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;
 
  zero = isl_val_is_zero(v);
  if (zero < 0)
    goto error;
  if (zero) {
    isl_val_free(v);
    return multi;
  }
 
  return FN(MULTI(BASE),fn_val)(multi, &FN(EL,add_constant_val), v);
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_bool zero;
 
  zero = isl_multi_val_is_zero(mv);
  if (zero < 0)
    goto error;
  if (zero) {
    isl_multi_val_free(mv);
    return multi;
  }
 
  return FN(MULTI(BASE),fn_multi_val)(multi, &FN(EL,add_constant_val),
            mv);
 
error:
  FN(MULTI(BASE),free)(multi);
  isl_multi_val_free(mv);
  return NULL;
}