diff options
Diffstat (limited to 'sysdeps')
| -rw-r--r-- | sysdeps/unix/sysv/linux/s390/s390-64/sys/ucontext.h | 96 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/s390/sys/ucontext.h (renamed from sysdeps/unix/sysv/linux/s390/s390-32/sys/ucontext.h) | 8 |
2 files changed, 6 insertions, 98 deletions
diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/sys/ucontext.h b/sysdeps/unix/sysv/linux/s390/s390-64/sys/ucontext.h deleted file mode 100644 index b563e98f05..0000000000 --- a/sysdeps/unix/sysv/linux/s390/s390-64/sys/ucontext.h +++ /dev/null @@ -1,96 +0,0 @@ -/* Copyright (C) 2000-2014 Free Software Foundation, Inc. - Contributed by Denis Joseph Barrow (djbarrow@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/>. */ - -#ifndef _SYS_UCONTEXT_H -#define _SYS_UCONTEXT_H 1 -/* Forward definition to avoid parse errors */ -struct ucontext; -typedef struct ucontext ucontext_t; -#include <features.h> -#include <signal.h> - -/* We need the signal context definitions even if they are not used - included in <signal.h>. */ -#include <bits/sigcontext.h> - -/* Type for a program status word. */ -typedef struct -{ - unsigned long mask; - unsigned long addr; -} __attribute__ ((__aligned__(8))) __psw_t; - -/* Type for a general-purpose register. */ -typedef unsigned long greg_t; - -/* And the whole bunch of them. We should have used `struct s390_regs', - but to avoid name space pollution and since the tradition says that - the register set is an array, we make gregset_t a simple array - that has the same size as s390_regs. This is needed for the - elf_prstatus structure. */ -#if __WORDSIZE == 64 -# define NGREG 27 -#else -# define NGREG 36 -#endif -/* Must match kernels psw_t alignment. */ -typedef greg_t gregset_t[NGREG] __attribute__ ((__aligned__(8))); - -typedef union - { - double d; - float f; - } fpreg_t; - -/* Register set for the floating-point registers. */ -typedef struct - { - unsigned int fpc; - fpreg_t fprs[16]; - } fpregset_t; - -/* Bit 0 is reserved for the uc_high_gprs field only available in the - 32 bit version of ucontext_t. This bit will never be set for 64 - bit. */ -#define UCONTEXT_UC_FLAGS_HIGH_GPRS (1UL << 0) - -/* A new uc_flags constant will be defined when actually making use of - the reserved space: UCONTEXT_UCFLAGS_RESERVED (1UL << 1). */ - -/* Context to describe whole processor state. */ -typedef struct - { - __psw_t psw; - unsigned long gregs[16]; - unsigned int aregs[16]; - fpregset_t fpregs; - } mcontext_t; - -/* Userlevel context. */ -struct ucontext - { - unsigned long int uc_flags; - struct ucontext *uc_link; - stack_t uc_stack; - mcontext_t uc_mcontext; - __sigset_t uc_sigmask; - char reserved[512]; - }; - - -#endif /* sys/ucontext.h */ diff --git a/sysdeps/unix/sysv/linux/s390/s390-32/sys/ucontext.h b/sysdeps/unix/sysv/linux/s390/sys/ucontext.h index 90adc2d1fc..f04bf849d5 100644 --- a/sysdeps/unix/sysv/linux/s390/s390-32/sys/ucontext.h +++ b/sysdeps/unix/sysv/linux/s390/sys/ucontext.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2000-2013 Free Software Foundation, Inc. +/* Copyright (C) 2000-2014 Free Software Foundation, Inc. Contributed by Denis Joseph Barrow (djbarrow@de.ibm.com). This file is part of the GNU C Library. @@ -65,7 +65,9 @@ typedef struct } fpregset_t; /* Bit is set if the uc_high_gprs field contains the upper halfs of - the 64 bit general purpose registers. */ + the 64 bit general purpose registers. Since the uc_high_gprs field + is only available in the 32 bit version of ucontext_t it will never + be set for 64 bit. */ #define UCONTEXT_UC_FLAGS_HIGH_GPRS (1UL << 0) /* A new uc_flags constant will be defined when actually making use of @@ -88,7 +90,9 @@ struct ucontext stack_t uc_stack; mcontext_t uc_mcontext; __sigset_t uc_sigmask; +#ifndef __s390x__ unsigned long uc_high_gprs[16]; +#endif char __reserved[512]; }; |