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author | Andreas Krebbel <krebbel@linux.vnet.ibm.com> | 2014-01-07 09:36:31 +0100 |
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committer | Andreas Krebbel <krebbel@linux.vnet.ibm.com> | 2014-01-07 09:36:31 +0100 |
commit | 93a45ff1ca6d459618bb0cf93580c4b2809a4b61 (patch) | |
tree | 01ba50a65134ba45d974f63156617392dabfd430 /sysdeps/s390/s390-32/setjmp.S | |
parent | d5780febe69c2fe42d857e2feed54e9f4ba9ab87 (diff) | |
download | glibc-93a45ff1ca6d459618bb0cf93580c4b2809a4b61.tar.gz glibc-93a45ff1ca6d459618bb0cf93580c4b2809a4b61.tar.xz glibc-93a45ff1ca6d459618bb0cf93580c4b2809a4b61.zip |
S/390: Make jmp_buf extendible.
Diffstat (limited to 'sysdeps/s390/s390-32/setjmp.S')
-rw-r--r-- | sysdeps/s390/s390-32/setjmp.S | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/sysdeps/s390/s390-32/setjmp.S b/sysdeps/s390/s390-32/setjmp.S deleted file mode 100644 index b8a0296b02..0000000000 --- a/sysdeps/s390/s390-32/setjmp.S +++ /dev/null @@ -1,80 +0,0 @@ -/* setjmp for s390, ELF version. - Copyright (C) 2000-2014 Free Software Foundation, Inc. - Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com). - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <sysdep.h> -#define _ASM -#define _SETJMP_H -#include <bits/setjmp.h> - - /* We include the BSD entry points here as well but we make - them weak. */ -ENTRY (setjmp) - .weak C_SYMBOL_NAME (setjmp) - lhi %r3,1 /* second argument of one */ - j .Linternal_sigsetjmp /* branch relativ to __sigsetjmp */ -END (setjmp) - - /* Binary compatibility entry point. */ -ENTRY(_setjmp) - .weak C_SYMBOL_NAME (_setjmp) - lhi %r3,0 /* second argument of zero */ - j .Linternal_sigsetjmp /* branch relativ to __sigsetjmp */ -END (_setjmp) -libc_hidden_def (_setjmp) - -ENTRY(__setjmp) - lhi %r3,0 /* second argument of zero */ - j .Linternal_sigsetjmp /* branch relativ to __sigsetjmp */ -END (__setjmp) - -ENTRY(__sigsetjmp) -.Linternal_sigsetjmp: -#ifdef PTR_MANGLE - stm %r6,%r13,0(%r2) /* store registers in jmp_buf */ - lr %r4,%r14 - lr %r5,%r15 - PTR_MANGLE (%r4, %r1) - PTR_MANGLE2 (%r5, %r1) - stm %r4,%r5,32(%r2) -#else - stm %r6,%r15,0(%r2) /* store registers in jmp_buf */ -#endif - std %f4,40(%r2) - std %f6,48(%r2) -#if defined NOT_IN_libc && defined IS_IN_rtld - /* In ld.so we never save the signal mask. */ - lhi %r2,0 - br %r14 -#elif defined PIC - /* We cannot use the PLT, because it requires that %r12 be set, but - we can't save and restore our caller's value. Instead, we do an - indirect jump through the GOT. */ - basr %r1,0 -.L0: al %r1,.L1 - .L0(0,%r1) /* get address of global offset table */ - /* get address of __sigjmp_save from got */ - l %r1,__sigjmp_save@GOT12(0,%r1) - br %r1 -.L1: .long _GLOBAL_OFFSET_TABLE_ - .L0 -#else - basr %r1,0 -.L0: l %r1,.L1-.L0(0,%r1) /* load address of __sigjmp_save */ - br %r1 /* tail-call __sigjmp_save */ -.L1: .long __sigjmp_save -#endif -END (__sigsetjmp) |