configure.host [...]: Set can_unwind_signal=yes.
* configure.host [s390*-linux*]: Set can_unwind_signal=yes. * configure.in [s390*-*-linux*]: Do not define HAVE_BACKTRACE. Set SIGNAL_HANDLER=include/s390-linux.h. * configure: Regenerate. * include/s390-linux.h: New file. From-SVN: r54012
This commit is contained in:
parent
2274b31a3c
commit
e793a7140e
|
@ -1,3 +1,11 @@
|
||||||
|
2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
|
||||||
|
|
||||||
|
* configure.host [s390*-linux*]: Set can_unwind_signal=yes.
|
||||||
|
* configure.in [s390*-*-linux*]: Do not define HAVE_BACKTRACE.
|
||||||
|
Set SIGNAL_HANDLER=include/s390-linux.h.
|
||||||
|
* configure: Regenerate.
|
||||||
|
* include/s390-linux.h: New file.
|
||||||
|
|
||||||
2002-05-24 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
|
2002-05-24 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
|
||||||
|
|
||||||
* java/lang/natThrowable.cc (fillInStackTrace): Use "stackTraceBytes",
|
* java/lang/natThrowable.cc (fillInStackTrace): Use "stackTraceBytes",
|
||||||
|
|
File diff suppressed because it is too large
Load Diff
|
@ -125,6 +125,7 @@ case "${host}" in
|
||||||
i[34567]86*-linux* | \
|
i[34567]86*-linux* | \
|
||||||
powerpc*-linux* | \
|
powerpc*-linux* | \
|
||||||
alpha*-linux* | \
|
alpha*-linux* | \
|
||||||
|
s390*-linux* | \
|
||||||
sparc*-linux* | \
|
sparc*-linux* | \
|
||||||
ia64-*)
|
ia64-*)
|
||||||
can_unwind_signal=yes
|
can_unwind_signal=yes
|
||||||
|
|
|
@ -508,6 +508,9 @@ else
|
||||||
ia64-*-linux*)
|
ia64-*-linux*)
|
||||||
# Has broken backtrace()
|
# Has broken backtrace()
|
||||||
;;
|
;;
|
||||||
|
s390*-*-linux*)
|
||||||
|
# Has broken backtrace()
|
||||||
|
;;
|
||||||
*)
|
*)
|
||||||
AC_DEFINE(HAVE_BACKTRACE)
|
AC_DEFINE(HAVE_BACKTRACE)
|
||||||
;;
|
;;
|
||||||
|
@ -896,6 +899,9 @@ case "${host}" in
|
||||||
alpha*-*-linux*)
|
alpha*-*-linux*)
|
||||||
SIGNAL_HANDLER=include/dwarf2-signal.h
|
SIGNAL_HANDLER=include/dwarf2-signal.h
|
||||||
;;
|
;;
|
||||||
|
s390*-*-linux*)
|
||||||
|
SIGNAL_HANDLER=include/s390-signal.h
|
||||||
|
;;
|
||||||
sparc*-*-linux*)
|
sparc*-*-linux*)
|
||||||
SIGNAL_HANDLER=include/dwarf2-signal.h
|
SIGNAL_HANDLER=include/dwarf2-signal.h
|
||||||
;;
|
;;
|
||||||
|
|
|
@ -0,0 +1,78 @@
|
||||||
|
// s390-signal.h - Catch runtime signals and turn them into exceptions
|
||||||
|
// on an s390 based Linux system.
|
||||||
|
|
||||||
|
/* Copyright (C) 2002 Free Software Foundation
|
||||||
|
|
||||||
|
This file is part of libgcj.
|
||||||
|
|
||||||
|
This software is copyrighted work licensed under the terms of the
|
||||||
|
Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
|
||||||
|
details. */
|
||||||
|
|
||||||
|
|
||||||
|
#ifndef JAVA_SIGNAL_H
|
||||||
|
#define JAVA_SIGNAL_H 1
|
||||||
|
|
||||||
|
#include <signal.h>
|
||||||
|
#include <sys/syscall.h>
|
||||||
|
|
||||||
|
#define HANDLE_SEGV 1
|
||||||
|
#undef HANDLE_FPE
|
||||||
|
|
||||||
|
#define SIGNAL_HANDLER(_name) \
|
||||||
|
static void _name (int /* _signal */, struct sigcontext _sc)
|
||||||
|
|
||||||
|
#define MAKE_THROW_FRAME(_exception) \
|
||||||
|
do \
|
||||||
|
{ \
|
||||||
|
/* Advance the program counter so that it is after the start of the \
|
||||||
|
instruction: the s390 exception handler expects the PSW to point \
|
||||||
|
to the instruction after a call. */ \
|
||||||
|
_sc.sregs->regs.psw.addr += 2; \
|
||||||
|
\
|
||||||
|
} \
|
||||||
|
while (0)
|
||||||
|
|
||||||
|
|
||||||
|
/* For an explanation why we cannot simply use sigaction to
|
||||||
|
install the handlers, see i386-signal.h. */
|
||||||
|
|
||||||
|
/* We use old_kernel_sigaction here because we're calling the kernel
|
||||||
|
directly rather than via glibc. The sigaction structure that the
|
||||||
|
syscall uses is a different shape from the one in userland and not
|
||||||
|
visible to us in a header file so we define it here. */
|
||||||
|
|
||||||
|
struct old_s390_kernel_sigaction {
|
||||||
|
void (*k_sa_handler) (int, struct sigcontext);
|
||||||
|
unsigned long k_sa_mask;
|
||||||
|
unsigned long k_sa_flags;
|
||||||
|
void (*sa_restorer) (void);
|
||||||
|
};
|
||||||
|
|
||||||
|
#define INIT_SEGV \
|
||||||
|
do \
|
||||||
|
{ \
|
||||||
|
nullp = new java::lang::NullPointerException (); \
|
||||||
|
struct old_s390_kernel_sigaction kact; \
|
||||||
|
kact.k_sa_handler = catch_segv; \
|
||||||
|
kact.k_sa_mask = 0; \
|
||||||
|
kact.k_sa_flags = 0; \
|
||||||
|
syscall (SYS_sigaction, SIGSEGV, &kact, NULL); \
|
||||||
|
} \
|
||||||
|
while (0)
|
||||||
|
|
||||||
|
#define INIT_FPE \
|
||||||
|
do \
|
||||||
|
{ \
|
||||||
|
arithexception = new java::lang::ArithmeticException \
|
||||||
|
(JvNewStringLatin1 ("/ by zero")); \
|
||||||
|
struct old_s390_kernel_sigaction kact; \
|
||||||
|
kact.k_sa_handler = catch_fpe; \
|
||||||
|
kact.k_sa_mask = 0; \
|
||||||
|
kact.k_sa_flags = 0; \
|
||||||
|
syscall (SYS_sigaction, SIGFPE, &kact, NULL); \
|
||||||
|
} \
|
||||||
|
while (0)
|
||||||
|
|
||||||
|
#endif /* JAVA_SIGNAL_H */
|
||||||
|
|
Loading…
Reference in New Issue