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42 lines
1.2 KiB
ArmAsm
42 lines
1.2 KiB
ArmAsm
/* Copyright (C) 1991-2024 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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<https://www.gnu.org/licenses/>. */
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#include <sysdep.h>
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ENTRY (syscall)
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mr r0,r3
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mr r3,r4
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mr r4,r5
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mr r5,r6
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mr r6,r7
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mr r7,r8
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mr r8,r9
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#if defined(USE_PPC_SCV) && !IS_IN(rtld) && (defined(__PPC64__) || defined(__powerpc64__))
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CHECK_SCV_SUPPORT r9 0f
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stdu r1,-SCV_FRAME_SIZE(r1)
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cfi_adjust_cfa_offset(SCV_FRAME_SIZE)
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DO_CALL_SCV
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addi r1,r1,SCV_FRAME_SIZE
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cfi_adjust_cfa_offset(-SCV_FRAME_SIZE)
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RET_SCV
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b 1f
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#endif
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0: DO_CALL_SC
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RET_SC
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1: TAIL_CALL_SYSCALL_ERROR
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PSEUDO_END (syscall)
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