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59 lines
1.7 KiB
ArmAsm
59 lines
1.7 KiB
ArmAsm
/* Copyright (C) 2004-2020 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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#include "kernel_sysinfo.h"
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.text
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ENTRY(__feraiseexcept)
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cfi_startproc
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PSEUDO_PROLOGUE
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lda sp, -16(sp)
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cfi_adjust_cfa_offset(16)
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ldi v0, __NR_osf_setsysinfo
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stq a0, 0(sp)
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mov sp, a1
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ldi a0, SSI_IEEE_RAISE_EXCEPTION
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call_pal PAL_callsys
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lda sp, 16(sp)
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cfi_adjust_cfa_offset(-16)
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/* Here in libm we can't use SYSCALL_ERROR_LABEL. Nor is it clear
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that we'd want to set errno anyway. All we're required to do is
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return non-zero on error. Which is exactly A3. */
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mov a3, v0
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ret
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END(__feraiseexcept)
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cfi_endproc
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#if IS_IN (libm)
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# include <shlib-compat.h>
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# if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
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strong_alias (__feraiseexcept, __old_feraiseexcept)
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compat_symbol (libm, __old_feraiseexcept, feraiseexcept, GLIBC_2_1);
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# endif
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libm_hidden_def (__feraiseexcept)
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libm_hidden_ver (__feraiseexcept, feraiseexcept)
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versioned_symbol (libm, __feraiseexcept, feraiseexcept, GLIBC_2_2);
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#endif
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