| 1 | /* Copyright (C) 2012-2024 Free Software Foundation, Inc. |
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| 2 | This file is part of the GNU C Library. |
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| 3 | |
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| 4 | The GNU C Library is free software; you can redistribute it and/or |
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| 5 | modify it under the terms of the GNU Lesser General Public |
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| 6 | License as published by the Free Software Foundation; either |
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| 7 | version 2.1 of the License, or (at your option) any later version. |
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| 8 | |
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| 9 | The GNU C Library is distributed in the hope that it will be useful, |
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| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 12 | Lesser General Public License for more details. |
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| 13 | |
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| 14 | You should have received a copy of the GNU Lesser General Public |
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| 15 | License along with the GNU C Library; if not, see |
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| 16 | <https://www.gnu.org/licenses/>. */ |
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| 17 | |
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| 18 | #include <sysdep.h> |
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| 19 | |
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| 20 | ENTRY(__makecontext_ret) |
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| 21 | /* Mark r14 as undefined in order to stop unwinding here! */ |
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| 22 | cfi_undefined (r14) |
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| 23 | basr %r14,%r7 |
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| 24 | ltgr %r8,%r8 /* Check whether uc_link is 0. */ |
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| 25 | jz 1f |
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| 26 | lgr %r2,%r8 |
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| 27 | br %r9 |
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| 28 | 1: lghi %r2,0 |
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| 29 | brasl %r14,HIDDEN_JUMPTARGET (exit) |
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| 30 | j .+2 /* Trap if exit returns. */ |
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| 31 | END(__makecontext_ret) |
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| 32 | |
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