| 1 | /* |
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| 2 | * Copyright 2019 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 | #define xFN(TYPE,NAME) TYPE ## _ ## NAME |
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| 11 | #define FN(TYPE,NAME) xFN(TYPE,NAME) |
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| 12 | |
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| 13 | /* Copy the identifier of tuple "src_type" in "src" |
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| 14 | * to that of "dst_type" in "dst", if there is any such identifier. |
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| 15 | */ |
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| 16 | __isl_give TYPE *FN(TYPE,copy_tuple_id)(__isl_take TYPE *dst, |
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| 17 | enum isl_dim_type dst_type, __isl_keep isl_space *src, |
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| 18 | enum isl_dim_type src_type) |
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| 19 | { |
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| 20 | isl_bool has_id; |
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| 21 | isl_id *id; |
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| 22 | |
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| 23 | has_id = isl_space_has_tuple_id(space: src, type: src_type); |
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| 24 | if (has_id < 0) |
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| 25 | return FN(TYPE,free)(pw: dst); |
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| 26 | if (!has_id) |
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| 27 | return dst; |
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| 28 | |
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| 29 | id = isl_space_get_tuple_id(space: src, type: src_type); |
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| 30 | dst = FN(TYPE,set_tuple_id)(pw: dst, type: dst_type, id); |
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| 31 | |
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| 32 | return dst; |
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| 33 | } |
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| 34 | |
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