diff options
| author | Arnaud Charlet <charlet@gcc.gnu.org> | 2015-11-25 16:09:38 +0100 |
|---|---|---|
| committer | Arnaud Charlet <charlet@gcc.gnu.org> | 2015-11-25 16:09:38 +0100 |
| commit | ccaca7e9f03080b8707a978a51097858a64654e9 (patch) | |
| tree | 7fe5d12eb1558a1934d3e8456a183450acbc1e7a /gcc/ada/init.c | |
| parent | d75a7b1f3283c5c020aa51bf019b2d1e9548765e (diff) | |
| download | gcc-ccaca7e9f03080b8707a978a51097858a64654e9.zip gcc-ccaca7e9f03080b8707a978a51097858a64654e9.tar.gz gcc-ccaca7e9f03080b8707a978a51097858a64654e9.tar.bz2 | |
[multiple changes]
2015-11-25 Jerome Lambourg <lambourg@adacore.com>
* init.c: Enable the signal trampoline on x86_64-vx7
* sigtramp-vxworks-target.inc: Implement the signal trampoline
for x86_64
* tracebak.c: Remove the hook to use the generic
unwinder on x86_64-vx7.
2015-11-25 Vincent Celier <celier@adacore.com>
* gnatcmd.adb: When "gnat name -P" is called, invoke gprname
directly if available.
From-SVN: r230875
Diffstat (limited to 'gcc/ada/init.c')
| -rw-r--r-- | gcc/ada/init.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/gcc/ada/init.c b/gcc/ada/init.c index 57b02a1..06e366d 100644 --- a/gcc/ada/init.c +++ b/gcc/ada/init.c @@ -1974,7 +1974,7 @@ __gnat_error_handler (int sig, siginfo_t *si, void *sc) sigdelset (&mask, sig); sigprocmask (SIG_SETMASK, &mask, NULL); -#if defined (__ARMEL__) || defined (__PPC__) || (defined (__i386__) && _WRS_VXWORKS_MAJOR < 7) +#if defined (__ARMEL__) || defined (__PPC__) || defined (__i386__) || defined (__x86_64__) /* On certain targets, kernel mode, we process signals through a Call Frame Info trampoline, voiding the need for myriads of fallback_frame_state variants in the ZCX runtime. We have no simple way to distinguish ZCX @@ -1982,19 +1982,23 @@ __gnat_error_handler (int sig, siginfo_t *si, void *sc) necessary. This only incurs a few extra instructions and a tiny amount of extra stack usage. */ -#if defined (__i386__) && !defined (VTHREADS) +#ifdef HAVE_GNAT_ADJUST_CONTEXT_FOR_RAISE + /* We need to sometimes to adjust the PC in case of signals so that it + doesn't reference the exception that actually raised the signal but the + instruction before it. */ + __gnat_adjust_context_for_raise (sig, sc); +#endif + +#if defined (__i386__) && !defined (VTHREADS) && (__WRS_VXWORKS_MAJOR < 7) /* On x86, the vxsim signal context is subtly different and is processeed - by a handler compiled especially for vxsim. */ + by a handler compiled especially for vxsim. + Vxsim is not supported anymore on our vxworks-7 port. */ if (is_vxsim) __gnat_vxsim_error_handler (sig, si, sc); #endif -#ifdef HAVE_GNAT_ADJUST_CONTEXT_FOR_RAISE - __gnat_adjust_context_for_raise (sig, sc); -#endif - -#include "sigtramp.h" +# include "sigtramp.h" __gnat_sigtramp (sig, (void *)si, (void *)sc, (__sigtramphandler_t *)&__gnat_map_signal); |