diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/s390/sys/ucontext.h')
-rw-r--r-- | sysdeps/unix/sysv/linux/s390/sys/ucontext.h | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/sysdeps/unix/sysv/linux/s390/sys/ucontext.h b/sysdeps/unix/sysv/linux/s390/sys/ucontext.h index eca262543f..f04bf849d5 100644 --- a/sysdeps/unix/sysv/linux/s390/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. @@ -64,6 +64,15 @@ typedef struct fpreg_t fprs[16]; } fpregset_t; +/* Bit is set if the uc_high_gprs field contains the upper halfs of + 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 + the reserved space: UCONTEXT_UCFLAGS_RESERVED (1UL << 1). */ + /* Context to describe whole processor state. */ typedef struct { @@ -81,6 +90,10 @@ 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]; }; |