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vm_insnhelper.c: rb_threadptr_stack_overflow

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* vm_insnhelper.c (rb_threadptr_stack_overflow): move from
  thread.c and integrate with vm_stackoverflow.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58379 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2017-04-17 02:08:41 +00:00
parent 158c742b51
commit e97ac02f84
3 changed files with 31 additions and 17 deletions
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4
signal.c
View file

@ -761,7 +761,7 @@ static const char *received_signal;
#endif
#if defined(USE_SIGALTSTACK) || defined(_WIN32)
NORETURN(void ruby_thread_stack_overflow(rb_thread_t *th));
NORETURN(void rb_threadptr_stack_overflow(rb_thread_t *th));
# if defined __HAIKU__
# define USE_UCONTEXT_REG 1
# elif !(defined(HAVE_UCONTEXT_H) && (defined __i386__ || defined __x86_64__ || defined __amd64__))
@ -792,7 +792,7 @@ raise_stack_overflow(int sig, rb_thread_t *th)
rb_bug_errno(STRINGIZE(ruby_sigunmask)":unblock", errno);
}
#endif
ruby_thread_stack_overflow(th);
rb_threadptr_stack_overflow(th);
}
# ifdef USE_UCONTEXT_REG

14
thread.c
View file

@ -2165,20 +2165,6 @@ rb_threadptr_signal_exit(rb_thread_t *th)
#define USE_SIGALTSTACK
#endif
NORETURN(void ruby_thread_stack_overflow(rb_thread_t *th));
void
ruby_thread_stack_overflow(rb_thread_t *th)
{
th->raised_flag = 0;
#ifdef USE_SIGALTSTACK
if (!rb_threadptr_during_gc(th)) {
rb_exc_raise(sysstack_error);
}
#endif
th->errinfo = sysstack_error;
TH_JUMP_TAG(th, TAG_RAISE);
}
int
rb_threadptr_set_raised(rb_thread_t *th)
{

30
vm_insnhelper.c
View file

@ -30,12 +30,40 @@ ruby_vm_special_exception_copy(VALUE exc)
return e;
}
NORETURN(static void threadptr_stack_overflow(rb_thread_t *, int));
static void
threadptr_stack_overflow(rb_thread_t *th, int setup)
{
VALUE mesg = th->vm->special_exceptions[ruby_error_sysstack];
th->raised_flag = 0;
if (setup) {
VALUE at = rb_threadptr_backtrace_object(th);
mesg = ruby_vm_special_exception_copy(mesg);
rb_ivar_set(mesg, idBt, at);
rb_ivar_set(mesg, idBt_locations, at);
}
th->errinfo = mesg;
TH_JUMP_TAG(th, TAG_RAISE);
}
static void
vm_stackoverflow(void)
{
rb_exc_raise(ruby_vm_special_exception_copy(sysstack_error));
threadptr_stack_overflow(GET_THREAD(), TRUE);
}
NORETURN(void rb_threadptr_stack_overflow(rb_thread_t *th));
void
rb_threadptr_stack_overflow(rb_thread_t *th)
{
#ifdef USE_SIGALTSTACK
threadptr_stack_overflow(th, !rb_threadptr_during_gc(th));
#else
threadptr_stack_overflow(th, FALSE);
#endif
}
#if VM_CHECK_MODE > 0
static int
callable_class_p(VALUE klass)