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sjlj jumbo patch

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From-SVN: r30591
This commit is contained in:
Tom Tromey 1999-11-19 19:13:42 +00:00
parent 2395f8059c
commit 3cf88fb4e8
18 changed files with 469 additions and 661 deletions
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24
libjava/exception.cc
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@ -33,10 +33,10 @@ typedef struct {
extern "C" java_eh_info **__get_eh_info ();
extern "C" void __throw () __attribute__ ((__noreturn__));
extern "C" void __sjthrow () __attribute__ ((__noreturn__));
extern "C" short __get_eh_table_version (void *table);
extern "C" short __get_eh_table_language (void *table);
extern "C" void * malloc (size_t);
extern "C" void free (void *);
@ -45,8 +45,12 @@ extern "C" void *
_Jv_type_matcher (java_eh_info *info, void* match_info,
void *exception_table)
{
if (__get_eh_table_language (exception_table) != EH_LANG_Java)
#ifndef SJLJ_EXCEPTIONS
/* No exception table implies the old style mechanism, so don't check. */
if (exception_table != NULL
&& __get_eh_table_language (exception_table) != EH_LANG_Java)
return NULL;
#endif
/* we don't worry about version info yet, there is only one version! */
@ -125,10 +129,6 @@ _Jv_eh_free ()
*info_ptr = NULL;
}
/* Perform a throw, Java style. Throw will unwind through this call, so
there better not be any handlers or exception thrown here. */
/* Initialize an __eh_info structure with this libraries matching info. */
extern "C" void
@ -136,6 +136,9 @@ _Jv_setup_eh_info (__eh_info *)
{
}
/* Perform a throw, Java style. Throw will unwind through this call,
so there better not be any handlers or exception thrown here. */
extern "C" void
_Jv_Throw (void *value)
{
@ -151,5 +154,12 @@ _Jv_Throw (void *value)
ehinfo->eh_info.language = EH_LANG_Java;
ehinfo->eh_info.version = 1;
ehinfo->value = value;
__throw();
/* We're happy with setjmp/longjmp exceptions or region-based
exception handlers: entry points are provided here for both. */
#ifdef SJLJ_EXCEPTIONS
__sjthrow ();
#else
__throw ();
#endif
}