diff options
Diffstat (limited to 'libjava/include/sh-signal.h')
| -rw-r--r-- | libjava/include/sh-signal.h | 25 |
1 files changed, 2 insertions, 23 deletions
diff --git a/libjava/include/sh-signal.h b/libjava/include/sh-signal.h index 25e8731..3a96ce2 100644 --- a/libjava/include/sh-signal.h +++ b/libjava/include/sh-signal.h @@ -1,7 +1,7 @@ // sh-signal.h - Catch runtime signals and turn them into exceptions // on a SuperH based Linux system. -/* Copyright (C) 2004 Free Software Foundation +/* Copyright (C) 2004, 2006 Free Software Foundation This file is part of libgcj. @@ -33,28 +33,7 @@ typedef struct _sig_ucontext { #define SIGNAL_HANDLER(_name) \ static void _name (int , siginfo_t *, sig_ucontext_t *_uc) -/* SH either leaves PC pointing at a faulting instruction or the - following instruction, depending on the signal. SEGV always does - the former, so we adjust the saved PC to point to the following - instruction. This is what the handler in libgcc expects. */ - -#ifdef __SH5__ -#define MAKE_THROW_FRAME(_exception) \ -do \ - { \ - volatile struct sigcontext *_sc = &_uc->uc_mcontext; \ - _sc->sc_pc += 4; \ - } \ -while (0) -#else -#define MAKE_THROW_FRAME(_exception) \ -do \ - { \ - volatile struct sigcontext *_sc = &_uc->uc_mcontext; \ - _sc->sc_pc += 2; \ - } \ -while (0) -#endif +#define MAKE_THROW_FRAME(_exception) /* For an explanation why we cannot simply use sigaction to install the handlers, see i386-signal.h. */ |