| 1 | /* Copyright (C) 2012-2022 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 | #ifndef BIAS |
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| 19 | # define BIAS 0x7fff0000 |
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| 20 | #endif |
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| 21 | |
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| 22 | .section .data.rel.local,"aw" ,@progbits |
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| 23 | .align 8 |
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| 24 | .Ljmp: |
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| 25 | .quad func + BIAS |
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| 26 | .text |
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| 27 | .type func, @function |
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| 28 | func: |
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| 29 | .cfi_startproc |
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| 30 | #if defined __CET__ && (__CET__ & 1) != 0 |
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| 31 | endbr64 |
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| 32 | #endif |
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| 33 | xorl %edi, %edi |
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| 34 | jmp exit@PLT |
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| 35 | .cfi_endproc |
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| 36 | .size func, .-func |
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| 37 | .globl foo |
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| 38 | .type foo, @function |
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| 39 | foo: |
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| 40 | .cfi_startproc |
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| 41 | .cfi_def_cfa_register 6 |
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| 42 | #if defined __CET__ && (__CET__ & 1) != 0 |
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| 43 | endbr64 |
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| 44 | #endif |
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| 45 | movq .Ljmp(%rip), %rax |
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| 46 | subq $BIAS, %rax |
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| 47 | jmp *%rax |
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| 48 | .cfi_endproc |
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| 49 | .size foo, .-foo |
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| 50 | |
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