libgo: Update to weekly.2012-03-04 release.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185010 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 15 insertions, 0 deletions

diff --git a/libgo/runtime/runtime.h b/libgo/runtime/runtime.h
index 113bb7163c5..40c59a82777 100644
--- a/libgo/runtime/runtime.h
+++ b/libgo/runtime/runtime.h
@@ -427,6 +427,8 @@ void	runtime_osyield(void);
 void	runtime_LockOSThread(void) __asm__("libgo_runtime.runtime.LockOSThread");
 void	runtime_UnlockOSThread(void) __asm__("libgo_runtime.runtime.UnlockOSThread");
 
+uintptr	runtime_memlimit(void);
+
 // If appropriate, ask the operating system to control whether this
 // thread should receive profiling signals.  This is only necessary on OS X.
 // An operating system should not deliver a profiling signal to a
@@ -441,3 +443,16 @@ void	runtime_time_scan(void (*)(byte*, int64));
 
 void	runtime_setsig(int32, bool, bool);
 #define runtime_setitimer setitimer
+
+void	runtime_check(void);
+
+// A list of global variables that the garbage collector must scan.
+struct root_list {
+	struct root_list *next;
+	struct root {
+		void *decl;
+		size_t size;
+	} roots[];
+};
+
+void	__go_register_gc_roots(struct root_list*);