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79 lines
1.9 KiB
ArmAsm
79 lines
1.9 KiB
ArmAsm
/* setjmp for PowerPC.
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Copyright (C) 1995-2018 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 <stap-probe.h>
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#define _ASM
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#ifdef __NO_VMX__
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# include <novmxsetjmp.h>
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#else
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# include <jmpbuf-offsets.h>
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#endif
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#if defined __SPE__ || (defined __NO_FPRS__ && !defined _SOFT_FLOAT)
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# define SAVE_GP(N) evstdd r##N,((JB_FPRS+((N)-14)*2)*4)(3)
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#else
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# define SAVE_GP(N) stw r##N,((JB_GPRS+(N)-14)*4)(3)
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#endif
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ENTRY (__sigsetjmp_symbol)
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#ifdef PTR_MANGLE
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mr r5,r1
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PTR_MANGLE(r5, r10)
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stw r5,(JB_GPR1*4)(3)
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#else
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stw r1,(JB_GPR1*4)(3)
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#endif
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mflr r0
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/* setjmp probe expects longjmp first argument (4@3), second argument
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(-4@4), and target address (4@0), respectively. */
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LIBC_PROBE (setjmp, 3, 4@3, -4@4, 4@0)
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SAVE_GP (14)
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#ifdef PTR_MANGLE
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PTR_MANGLE2 (r0, r10)
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li r10,0
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#endif
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stw r0,(JB_LR*4)(3)
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SAVE_GP (15)
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mfcr r0
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SAVE_GP (16)
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stw r0,(JB_CR*4)(3)
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SAVE_GP (17)
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SAVE_GP (18)
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SAVE_GP (19)
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SAVE_GP (20)
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SAVE_GP (21)
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SAVE_GP (22)
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SAVE_GP (23)
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SAVE_GP (24)
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SAVE_GP (25)
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SAVE_GP (26)
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SAVE_GP (27)
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SAVE_GP (28)
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SAVE_GP (29)
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SAVE_GP (30)
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SAVE_GP (31)
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#if IS_IN (rtld)
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li r3,0
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blr
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#else
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b __sigjmp_save_symbol@local
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#endif
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END (__sigsetjmp_symbol)
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