| 1 | /* |
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| 2 | * Copyright 2010 INRIA Saclay |
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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, INRIA Saclay - Ile-de-France, |
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| 7 | * Parc Club Orsay Universite, ZAC des vignes, 4 rue Jacques Monod, |
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| 8 | * 91893 Orsay, France |
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| 9 | */ |
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| 10 | |
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| 11 | #include <isl_pw_macro.h> |
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| 12 | |
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| 13 | /* Apply "fn" to each of the base expressions of "pw". |
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| 14 | * The function is assumed to have no effect on the default value |
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| 15 | * (i.e., zero for those objects with a default value). |
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| 16 | */ |
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| 17 | static __isl_give PW *FN(PW,un_op)(__isl_take PW *pw, |
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| 18 | __isl_give EL *(*fn)(__isl_take EL *el)) |
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| 19 | { |
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| 20 | isl_size n; |
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| 21 | int i; |
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| 22 | |
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| 23 | n = FN(PW,n_piece)(pw); |
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| 24 | if (n < 0) |
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| 25 | return FN(PW,free)(pw); |
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| 26 | |
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| 27 | for (i = 0; i < n; ++i) { |
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| 28 | EL *el; |
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| 29 | |
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| 30 | el = FN(PW,take_base_at)(pw, pos: i); |
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| 31 | el = fn(el); |
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| 32 | pw = FN(PW,restore_base_at)(pw, pos: i, el); |
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| 33 | } |
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| 34 | |
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| 35 | return pw; |
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| 36 | } |
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| 37 | |
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