* Makefile.in (tree.o): Depend on ggc.h.

	(varasm.o): Likewise.
	(function.o): Likewise.
	(stmt.o): Likewise.
	(except.o): Likewise.
	(optabs.o): Likewise.
	(emit-rtl.o): Likewise.
	* emit-rtl.c: Include ggc.h.
	(sequence_element_free_list): Remove, and all references.
	(mark_sequence): New functions.
	(mark_emit_state): New function.
	* except.c: Include ggc.h.
	(mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
	(mark_tree_label_node): New functions.
	(mark_eh_state): New function.
	* function.c: Include ggc.h.
	(mark_temp_slot, mark_function_chain): New functions.
	(mark_function_state): New function.
	(init_function_once): New function.
	* function.h (init_function_once): New function.
	* ggc-callbacks.c (lang_mark_false_label_stack): New function.
	* ggc.h (label_node): Declare.
	(eh_status, emit_status, stmt_status, varasm_status): Likewise.
	(lang_mark_false_label_stack): New function.
	(mark_temp_slot): Remove declaration.
	(mark_function_chain): Likewise.
	(mark_eh_state): Adjust prototype.
	(mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
	Likewise.
	* optabs.c: Include ggc.h.
	(mark_optab): New function.
	(init_optabs): Add gc roots.
	* stmt.c: Include ggc.h.
	(mark_cond_nesting, mark_loop_nesting): New functions.
	(mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
	(mark_stmt_state): New function.
	* toplev.c (compile_file): Call init_function_once.
	* tree.c: Include ggc.h.
	(type_hash): Move declaration earlier in file.
	(TYPE_HASH_SIZE, type_hash_table): Likewise.
	(init_obstacks): Add gc roots.
	(mark_type_hash): New function.
	* varasm.c: Include ggc.h.
	(mark_pool_constant): New function.
	(mark_varasm_state): New function.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@29119 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 17 insertions, 0 deletions

diff --git a/gcc/optabs.c b/gcc/optabs.c
index ae6a6ff999b..d82eb2ee6fa 100644
--- a/gcc/optabs.c
+++ b/gcc/optabs.c
@@ -35,6 +35,7 @@ Boston, MA 02111-1307, USA.  */
 #include "expr.h"
 #include "recog.h"
 #include "reload.h"
+#include "ggc.h"
 
 /* Each optab contains info on how this target machine
    can perform a particular operation
@@ -4342,6 +4343,18 @@ init_floating_libfuncs (optable, opname, suffix)
   init_libfuncs (optable, SFmode, TFmode, opname, suffix);
 }
 
+/* Mark ARG (which is really an OPTAB *) for GC.  */
+
+void
+mark_optab (arg)
+     void *arg;
+{
+  optab o = *(optab *) arg;
+  int i;
+
+  for (i = 0; i < NUM_MACHINE_MODES; ++i)
+    ggc_mark_rtx (o->handlers[i].libfunc);
+}
 
 /* Call this once to initialize the contents of the optabs
    appropriately for the current target machine.  */
@@ -4679,6 +4692,10 @@ init_optabs ()
   /* Allow the target to add more libcalls or rename some, etc.  */
   INIT_TARGET_OPTABS;
 #endif
+
+  /* Add these GC roots.  */
+  ggc_add_root (optab_table, OTI_MAX, sizeof(optab), mark_optab);
+  ggc_add_rtx_root (libfunc_table, LTI_MAX);
 }
 
 #ifdef BROKEN_LDEXP