Commit Graph

4 Commits

Author SHA1 Message Date
Ulrich Weigand 220a826e6d s390.md ("udivsi3"): Ensure trap is generated for division by zero.
gcc/ChangeLog:

	* config/s390/s390.md ("udivsi3"): Ensure trap is generated
	for division by zero.
	("umodsi3"): Likewise.

libjava/ChangeLog:

	* configure.host (DIVIDESPEC) [s390*-*-*]: Set to
	-fno-use-divide-subroutine.
	* include/s390-signal.h: Include <ucontext.h> and <limits.h>.
	(HANDLE_FPE): Define.
	(SIGNAL_HANDLER): Change third argument to ucontext_t *.
	(struct old_s390_kernel_sigaction): Likewise for k_sa_handler.
	(HANDLE_DIVIDE_OVERFLOW): Define.

From-SVN: r84683
2004-07-14 13:09:09 +00:00
Ulrich Weigand bbb362e693 linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and SIGBUS signal frames...
ChangeLog:

	* config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
	SIGBUS signal frames, the PSW address points *to* the faulting
	instruction, not after it.

libjava/ChangeLog:

	* include/s390-signal.c (SIGNAL_HANDLER): Use SIGINFO-style prototype.
	(struct old_s390_kernel_sigaction): Likewise for k_sa_handler.
	(MAKE_THROW_FRAME): Do not modify PSW address.
	(INIT_SEGV): Install SIGINFO-style signal handler.
	(INIT_FPE): Likewise.

From-SVN: r84506
2004-07-11 11:49:25 +00:00
Andrew Haley bec3e66d1a prims.cc (catch_segv): Create exception in handler.
2003-06-12  Andrew Haley  <aph@redhat.com>

        * prims.cc (catch_segv): Create exception in handler.
        (catch_fpe): Likewise.
        (_Jv_divI, _Jv_remI, _Jv_divJ, _Jv_remJ): Likewise.
        (_Jv_ThrowSignal): Remove.

        * include/x86_64-signal.h (INIT_SEGV): Delete reference to nullp.
        * include/default-signal.h (INIT_SEGV, INIT_FPE): Delete reference
        to nullp and arithexception.
        * include/dwarf2-signal.h (INIT_SEGV, INIT_FPE): Likewise.
        * include/i386-signal.h (INIT_SEGV, INIT_FPE): Likewise.
        * include/s390-signal.h (INIT_SEGV, INIT_FPE): Likewise.
        * include/sparc-signal.h (INIT_SEGV, INIT_FPE): Likewise.
        * include/win32-signal.h (INIT_SEGV, INIT_FPE): Likewise.

From-SVN: r67892
2003-06-13 12:20:45 +00:00
Ulrich Weigand e793a7140e 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
2002-05-29 18:36:50 +00:00