diff options
Diffstat (limited to 'sysdeps/s390/s390-32/setjmp.S')
| -rw-r--r-- | sysdeps/s390/s390-32/setjmp.S | 35 |
1 files changed, 26 insertions, 9 deletions
diff --git a/sysdeps/s390/s390-32/setjmp.S b/sysdeps/s390/s390-32/setjmp.S index 506772b95d..c54620871e 100644 --- a/sysdeps/s390/s390-32/setjmp.S +++ b/sysdeps/s390/s390-32/setjmp.S @@ -1,5 +1,5 @@ -/* - Copyright (C) 2000, 2001, 2005 Free Software Foundation, Inc. +/* setjmp for s390, ELF version. + Copyright (C) 2000, 2002, 2005 Free Software Foundation, Inc. Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com). This file is part of the GNU C Library. @@ -17,17 +17,34 @@ License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ -#ifndef _ASM -#define _ASM -#endif - #include <sysdep.h> +#define _ASM +#define _SETJMP_H #include <bits/setjmp.h> -/* Save the current program position in ENV and return 0. */ -/* R2 = pointer to jmp_buf, R3 = savemask */ + /* 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 @@ -58,6 +75,6 @@ ENTRY(__sigsetjmp) 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 +.L1: .long __sigjmp_save #endif END (__sigsetjmp) |