| /* |
| * Copyright 2020 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_pw_macro.h> |
| |
| /* isl_pw_*_every_piece callback that checks whether "set" and "el" |
| * are free of local variables. |
| */ |
| static isl_bool FN(PW,piece_no_local)(__isl_keep isl_set *set, |
| __isl_keep EL *el, void *user) |
| { |
| isl_bool involves; |
| |
| involves = isl_set_involves_locals(set); |
| if (involves >= 0 && !involves) |
| involves = FN(EL,involves_locals)(el); |
| |
| return isl_bool_not(involves); |
| } |
| |
| /* Does "pw" involve any local variables, i.e., integer divisions? |
| */ |
| isl_bool FN(PW,involves_locals)(__isl_keep PW *pw) |
| { |
| isl_bool no_locals; |
| |
| no_locals = FN(PW,every_piece)(pw, &FN(PW,piece_no_local), NULL); |
| return isl_bool_not(no_locals); |
| } |