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51 lines
1.5 KiB
ArmAsm
51 lines
1.5 KiB
ArmAsm
/* Copyright (C) 1996-2017 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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/* The following code is only used in the shared library when we
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compile the reentrant version. Otherwise each system call defines
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each own version. */
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#ifndef PIC
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/* The syscall stubs jump here when they detect an error. */
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#undef CALL_MCOUNT
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#define CALL_MCOUNT /* Don't insert the profiling call, it clobbers %d0. */
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.text
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ENTRY (__syscall_error)
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neg.l %d0
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#ifndef _LIBC_REENTRANT
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move.l %d0, errno
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#else
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move.l %d0, -(%sp)
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cfi_adjust_cfa_offset (4)
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jbsr __errno_location
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move.l (%sp)+, (%a0)
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cfi_adjust_cfa_offset (-4)
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#endif
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move.l #-1, %d0
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/* Copy return value to %a0 for syscalls that are declared to
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return a pointer. */
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move.l %d0, %a0
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rts
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END (__syscall_error)
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#endif /* PIC */
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