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82 lines
2.0 KiB
ArmAsm
82 lines
2.0 KiB
ArmAsm
/* Cancellable syscall wrapper. Linux/hppa version.
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Copyright (C) 2023-2025 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library. If not, see
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<http://www.gnu.org/licenses/>. */
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#include <sysdep.h>
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#include <descr-const.h>
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/* long int __syscall_cancel_arch (int *cancelhandling,
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long int nr,
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long int arg1,
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long int arg2,
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long int arg3,
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long int arg4,
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long int arg5,
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long int arg6) */
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.text
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ENTRY(__syscall_cancel_arch)
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stw %r2,-20(%r30)
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ldo 128(%r30),%r30
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cfi_def_cfa_offset (-128)
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cfi_offset (2, -20)
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ldw -180(%r30),%r28
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copy %r26,%r20
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stw %r28,-108(%r30)
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ldw -184(%r30),%r28
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copy %r24,%r26
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stw %r28,-112(%r30)
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ldw -188(%r30),%r28
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stw %r28,-116(%r30)
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ldw -192(%r30),%r28
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stw %r4,-104(%r30)
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stw %r28,-120(%r30)
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copy %r25,%r28
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copy %r23,%r25
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#ifdef __PIC__
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stw %r19,-32(%r30)
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#endif
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cfi_offset (4, 24)
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.global __syscall_cancel_arch_start
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__syscall_cancel_arch_start:
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ldw 0(%r20),%r20
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bb,< %r20,31-TCB_CANCELED_BIT,1f
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ldw -120(%r30),%r21
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ldw -116(%r30),%r22
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ldw -112(%r30),%r23
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ldw -108(%r30),%r24
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copy %r19, %r4
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ble 0x100(%sr2, %r0)
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.global __syscall_cancel_arch_end
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__syscall_cancel_arch_end:
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copy %r28,%r20
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copy %r4,%r19
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ldw -148(%r30),%r2
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ldw -104(%r30),%r4
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bv %r0(%r2)
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ldo -128(%r30),%r30
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1:
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bl __syscall_do_cancel,%r2
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nop
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nop
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END(__syscall_cancel_arch)
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