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authorakr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2007-07-14 07:19:59 +0000
committerakr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2007-07-14 07:19:59 +0000
commit0886a4d8a06a609445f04351dc1e899dd59a3678 (patch)
treefa5e3212221e0ba4d8b8641d7f122e3660541b22 /thread.c
parenta5941516685eac751193ea88424be5588698b2c7 (diff)
* configure.in: add --enable-valgrind.
* gc.h (SET_MACHINE_STACK_END): new macro to replace rb_gc_set_stack_end. it find out accurate stack boundary by asm using gcc on x86. * thread.c (rb_gc_set_stack_end): don't define if asm-version SET_MACHINE_STACK_END is available. * gc.c (mark_current_thread): extracted from garbage_collect. it use SET_MACHINE_STACK_END to not scan out of stack area. it notify conservative GC information to valgrind if --enable-valgrind. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@12785 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'thread.c')
-rw-r--r--thread.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/thread.c b/thread.c
index c38130ffff..4a71ced1fe 100644
--- a/thread.c
+++ b/thread.c
@@ -1811,17 +1811,19 @@ rb_thread_select(int max, fd_set * read, fd_set * write, fd_set * except,
* for GC
*/
+#ifdef USE_CONSERVATIVE_STACK_END
void
rb_gc_set_stack_end(VALUE **stack_end_p)
{
VALUE stack_end;
*stack_end_p = &stack_end;
}
+#endif
void
rb_gc_save_machine_context(rb_thread_t *th)
{
- rb_gc_set_stack_end(&th->machine_stack_end);
+ SET_MACHINE_STACK_END(&th->machine_stack_end);
#ifdef __ia64
th->machine_register_stack_end = rb_ia64_bsp();
#endif