* 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, 25 insertions, 0 deletions

diff --git a/gcc/varasm.c b/gcc/varasm.c
index 3f25a982929..33b16fe87bd 100644
--- a/gcc/varasm.c
+++ b/gcc/varasm.c
@@ -46,6 +46,7 @@ Boston, MA 02111-1307, USA.  */
 
 #include "obstack.h"
 #include "c-pragma.h"
+#include "ggc.h"
 
 #ifdef XCOFF_DEBUGGING_INFO
 #include "xcoffout.h"
@@ -186,6 +187,7 @@ static void asm_output_bss		PROTO((FILE *, tree, char *, int, int));
 static void asm_output_aligned_bss	PROTO((FILE *, tree, char *, int, int));
 #endif
 #endif /* BSS_SECTION_ASM_OP */
+static void mark_pool_constant          PROTO((struct pool_constant *));
 
 static enum in_section { no_section, in_text, in_data, in_named
 #ifdef BSS_SECTION_ASM_OP
@@ -3186,6 +3188,29 @@ init_varasm_status (f)
   p->x_const_double_chain = 0;
 }
 
+/* Mark PC for GC.  */
+
+static void 
+mark_pool_constant (pc)
+     struct pool_constant *pc;
+{
+  while (pc)
+    {
+      ggc_mark_rtx (pc->constant);
+      pc = pc->next;
+    }
+}
+
+/* Mark P for GC.  */
+
+void
+mark_varasm_state (p)
+  struct varasm_status *p;
+{
+  mark_pool_constant (p->x_first_pool);
+  ggc_mark_rtx (p->x_const_double_chain);
+}
+
 /* Clear out all parts of our state in F that can safely be discarded
    after the function has been compiled.  */
 void