Make gcc::context be GC-managed

	* Makefile.in (GTFILES): Add context.h.
	* context.c (gcc::context::operator new): New.
	(gcc::context::gt_ggc_mx): New.
	(gcc::context::gt_pch_nx): New.
	(gcc::context::gt_pch_nx): New.
	* context.h (gcc::context): Add GTY((user)) marking.
	(gcc::context::operator new): New.
	(gcc::context::gt_ggc_mx): New.
	(gcc::context::gt_pch_nx): New.
	(gcc::context::gt_pch_nx): New.
	(g): Add GTY marking.
	(gt_ggc_mx (gcc::context *)): New.
	(gt_pch_nx (gcc::context *)): New.
	(gt_pch_nx (gcc::context *ctxt, gt_pointer_operator op,
	void *cookie)): New.
	* gengtype.c (open_base_files) <ifiles>: Add context.h.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@201864 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 26 insertions, 0 deletions

diff --git a/gcc/context.c b/gcc/context.c
index b5152419a97..ba6f3355333 100644
--- a/gcc/context.c
+++ b/gcc/context.c
@@ -27,7 +27,33 @@ along with GCC; see the file COPYING3.  If not see
 /* The singleton holder of global state: */
 gcc::context *g;
 
+void *
+gcc::context::operator new (std::size_t size)
+{
+  return ggc_internal_cleared_alloc_stat (size MEM_STAT_INFO);
+}
+
 gcc::context::context()
 {
   passes_ = new gcc::pass_manager (this);
 }
+
+/* Functions relating to the garbage collector.  */
+void
+gcc::context::gt_ggc_mx ()
+{
+  /* Currently a no-op.  */
+}
+
+void
+gcc::context::gt_pch_nx ()
+{
+  /* Currently a no-op.  */
+}
+
+void
+gcc::context::gt_pch_nx (gt_pointer_operator op ATTRIBUTE_UNUSED,
+			 void *cookie ATTRIBUTE_UNUSED)
+{
+  /* Currently a no-op.  */
+}