Use symtab_node::order in LTO sections with body.

2019-10-30  Martin Liska  <mliska@suse.cz>

	PR lto/91393
	PR lto/88220
	* cgraph.c (cgraph_node::get_create): Overwrite node->order
	from a first_clone in order to get proper LTO section
	in LTO stream.
	(cgraph_node::get_untransformed_body):
	Use lto_get_section_data where symtab_node::order
	must be provided.
	* cgraphclones.c (cgraph_node::find_replacement):
	Update also symbol order.
	* ipa-fnsummary.c (ipa_fn_summary_read):
	Use new function lto_get_summary_section_data.
	* ipa-hsa.c (ipa_hsa_read_summary): Likewise.
	* ipa-icf.c (sem_item_optimizer::read_summary):
	Likewise.
	* ipa-prop.c (ipa_prop_read_jump_functions):
	Likewise.
	(ipcp_read_transformation_summaries): Likewise.
	* ipa-sra.c (ipa_sra_read_summary): Likewise.
	* lto-cgraph.c (input_node): Add also order_base.
	(input_varpool_node): Likewise.
	(input_cgraph_1): Assign the order_base.
	(input_cgraph_opt_summary): Use new lto_get_summary_section_data.
	* lto-opts.c (lto_write_options): Pass new argument.
	* lto-section-in.c (lto_get_section_data): Add new argumente order.
	(lto_get_summary_section_data): New.
	(lto_get_raw_section_data): Add order argument.
	(lto_create_simple_input_block): Likewise.
	* lto-section-out.c (lto_destroy_simple_output_block):
	Likewise.
	* lto-streamer-in.c (lto_input_toplevel_asms):
	Use lto_get_summary_section_data.
	(lto_input_mode_table): Likewise.
	* lto-streamer-out.c (produce_asm): Pass symtab_node::order.
	(lto_output_toplevel_asms): Pass new argument.
	(copy_function_or_variable): Likewise.
	(produce_lto_section):Likewise.
	(produce_symtab): Likewise.
	(lto_write_mode_table): Likewise.
	(produce_asm_for_decls): Likewise.
	* lto-streamer.c (lto_get_section_name): Concat symbol name
	and symbol order.
	* lto-streamer.h (lto_get_section_data): Add order argument.
	(lto_get_summary_section_data): New.
	(lto_get_raw_section_data): Add order argument.
	(lto_get_section_name): Likewise.
	* varpool.c (varpool_node::get_constructor): Pass order argument.
2019-10-30  Martin Liska  <mliska@suse.cz>

	PR lto/91393
	PR lto/88220
	* lto-common.c (lto_file_finalize): Use lto_get_summary_section_data.
	(get_section_data): Add order argument.
2019-10-30  Martin Liska  <mliska@suse.cz>

	PR lto/91393
	PR lto/88220
	* gcc.dg/lto/pr91393_0.c: New test.

From-SVN: r277607

1 files changed, 7 insertions, 11 deletions

diff --git a/gcc/lto-cgraph.c b/gcc/lto-cgraph.c
index 5b11150..a4a70e7 100644
--- a/gcc/lto-cgraph.c
+++ b/gcc/lto-cgraph.c
@@ -49,9 +49,6 @@ static void input_cgraph_opt_summary (vec<symtab_node *>  nodes);
 /* Number of LDPR values known to GCC.  */
 #define LDPR_NUM_KNOWN (LDPR_PREVAILING_DEF_IRONLY_EXP + 1)
 
-/* All node orders are ofsetted by ORDER_BASE.  */
-static int order_base;
-
 /* Cgraph streaming is organized as set of record whose type
    is indicated by a tag.  */
 enum LTO_symtab_tags
@@ -1218,7 +1215,7 @@ input_node (struct lto_file_decl_data *file_data,
   int i, count;
   tree group;
   const char *section;
-  order = streamer_read_hwi (ib) + order_base;
+  order = streamer_read_hwi (ib) + file_data->order_base;
   clone_ref = streamer_read_hwi (ib);
 
   decl_index = streamer_read_uhwi (ib);
@@ -1337,7 +1334,7 @@ input_varpool_node (struct lto_file_decl_data *file_data,
   tree group;
   const char *section;
 
-  order = streamer_read_hwi (ib) + order_base;
+  order = streamer_read_hwi (ib) + file_data->order_base;
   decl_index = streamer_read_uhwi (ib);
   var_decl = lto_file_decl_data_get_var_decl (file_data, decl_index);
 
@@ -1504,7 +1501,7 @@ input_cgraph_1 (struct lto_file_decl_data *file_data,
   unsigned i;
 
   tag = streamer_read_enum (ib, LTO_symtab_tags, LTO_symtab_last_tag);
-  order_base = symtab->order;
+  file_data->order_base = symtab->order;
   while (tag)
     {
       if (tag == LTO_symtab_edge)
@@ -1529,7 +1526,7 @@ input_cgraph_1 (struct lto_file_decl_data *file_data,
       tag = streamer_read_enum (ib, LTO_symtab_tags, LTO_symtab_last_tag);
     }
 
-  lto_input_toplevel_asms (file_data, order_base);
+  lto_input_toplevel_asms (file_data, file_data->order_base);
 
   /* AUX pointers should be all non-zero for function nodes read from the stream.  */
   if (flag_checking)
@@ -2037,10 +2034,9 @@ input_cgraph_opt_summary (vec<symtab_node *> nodes)
   while ((file_data = file_data_vec[j++]))
     {
       size_t len;
-      const char *data =
-	lto_get_section_data (file_data, LTO_section_cgraph_opt_sum, NULL,
-			      &len);
-
+      const char *data
+	= lto_get_summary_section_data (file_data, LTO_section_cgraph_opt_sum,
+					&len);
       if (data)
 	input_cgraph_opt_section (file_data, data, len, nodes);
     }