toplev.c (backend_init_target): Move init_emit_regs and init_regs to...

	* toplev.c (backend_init_target): Move init_emit_regs and init_regs to...
	(backend_init) ... here; skip ira_init_once and backend_init_target.
	(target_reinit) ... and here; clear this_target_rtl->lang_dependent_initialized.
	(lang_dependent_init_target): Clear this_target_rtl->lang_dependent_initialized;
	break out rtl initialization to ...
	(initialize_rtl): ... here; call also backend_init_target and ira_init_once.
	* toplev.h (initialize_rtl): New function.
	* function.c: Include toplev.h
	(init_function_start): Call initialize_rtl.
	* rtl.h (target_rtl): Add target_specific_initialized,
	lang_dependent_initialized.

From-SVN: r212007

1 files changed, 4 insertions, 0 deletions

diff --git a/gcc/rtl.h b/gcc/rtl.h
index 6ec91a8..8eb215c 100644
--- a/gcc/rtl.h
+++ b/gcc/rtl.h
@@ -2514,6 +2514,10 @@ struct GTY(()) target_rtl {
 
   /* The default memory attributes for each mode.  */
   struct mem_attrs *x_mode_mem_attrs[(int) MAX_MACHINE_MODE];
+
+  /* Track if RTL has been initialized.  */
+  bool target_specific_initialized;
+  bool lang_dependent_initialized;
 };
 
 extern GTY(()) struct target_rtl default_target_rtl;