* lto-cgraph.c (asm_nodes_output): Make global.

	* lto-wrapper.c (run_gcc): Pass down paralelizm to WPA.
	* gcc.c (AS_NEEDS_DASH_FOR_PIPED_INPUT): Allow WPA
	parameter
	(driver_handle_option): Handle OPT_fwpa.

	* lto.c (lto_parallelism): New static var.
	(do_stream_out, wait_for_child, stream_out): New static functions.
	(lto_wpa_write_files): Add support for parallel streaming.
	(do_whole_program_analysis): Set parallelism.
	* lang.opt (fwpa): Add parameter.
	* lto-lang.c (lto_handle_option): Handle flag_wpa.
	(lto_init): Update use of flag_wpa.
	* lto-streamer.h (asm_nodes_output): Declare.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@207515 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 3 insertions, 1 deletions

diff --git a/gcc/lto-cgraph.c b/gcc/lto-cgraph.c
index 5c774b8ee81..e772072864a 100644
--- a/gcc/lto-cgraph.c
+++ b/gcc/lto-cgraph.c
@@ -53,6 +53,9 @@ along with GCC; see the file COPYING3.  If not see
 #include "pass_manager.h"
 #include "ipa-utils.h"
 
+/* True when asm nodes has been output.  */
+bool asm_nodes_output = false;
+
 static void output_cgraph_opt_summary (void);
 static void input_cgraph_opt_summary (vec<symtab_node *>  nodes);
 
@@ -890,7 +893,6 @@ output_symtab (void)
   lto_symtab_encoder_iterator lsei;
   int i, n_nodes;
   lto_symtab_encoder_t encoder;
-  static bool asm_nodes_output = false;
 
   if (flag_wpa)
     output_cgraph_opt_summary ();