| 1 | /* |
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| 2 | * Copyright 2020 Cerebras Systems |
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| 3 | * |
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| 4 | * Use of this software is governed by the MIT license |
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| 5 | * |
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| 6 | * Written by Sven Verdoolaege, |
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| 7 | * Cerebras Systems, 175 S San Antonio Rd, Los Altos, CA, USA |
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| 8 | */ |
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| 9 | |
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| 10 | /* isl_union_*_every_* callback that checks whether "pw" |
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| 11 | * is free of local variables. |
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| 12 | */ |
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| 13 | static isl_bool FN(UNION,no_locals_el)(__isl_keep PW *pw, void *user) |
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| 14 | { |
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| 15 | return isl_bool_not(FN(PW,involves_locals)(pw)); |
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| 16 | } |
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| 17 | |
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| 18 | /* Does "u" involve any local variables, i.e., integer divisions? |
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| 19 | */ |
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| 20 | isl_bool FN(UNION,involves_locals)(__isl_keep UNION *u) |
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| 21 | { |
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| 22 | isl_bool no_locals; |
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| 23 | |
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| 24 | no_locals = FN(FN(UNION,every),BASE)(u, test: &FN(UNION,no_locals_el), NULL); |
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| 25 | |
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| 26 | return isl_bool_not(b: no_locals); |
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| 27 | } |
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| 28 | |
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