Remove first_pass_instance

2015-11-16  Tom de Vries  <tom@codesourcery.com>

	* passes.c (first_pass_instance): Remove variable.
	(execute_todo): Remove setting of first_pass_instance.
	* tree-pass.h (first_pass_instance): Remove declaration.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@230420 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index e2fd1ec..b5d3fe3 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,11 @@
 2015-11-16  Tom de Vries  <tom@codesourcery.com>
 
+       * passes.c (first_pass_instance): Remove variable.
+       (execute_todo): Remove setting of first_pass_instance.
+       * tree-pass.h (first_pass_instance): Remove declaration.
+
+2015-11-16  Tom de Vries  <tom@codesourcery.com>
+
        * passes.def: Add arg to pass_ccp pass instantiation.
        * tree-ssa-ccp.c (ccp_finalize): Add param nonzero_p.  Use nonzero_p
        instead of first_pass_instance.

diff --git a/gcc/passes.c b/gcc/passes.c
index e634c5c..0e23dcb 100644 (file)
--- a/gcc/passes.c
+++ b/gcc/passes.c
@@ -151,7 +151,6 @@ debug_pass (void)
 
 /* Global variables used to communicate with passes.  */
 bool in_gimple_form;
-bool first_pass_instance;
 
 
 /* This is called from various places for FUNCTION_DECL, VAR_DECL,
@@ -2005,9 +2004,6 @@ execute_todo (unsigned int flags)
 
   timevar_push (TV_TODO);
 
-  /* Inform the pass whether it is the first time it is run.  */
-  first_pass_instance = (flags & TODO_mark_first_instance) != 0;
-
   statistics_fini_pass ();
 
   if (flags)

diff --git a/gcc/tree-pass.h b/gcc/tree-pass.h
index d647e73..dcd2d5e 100644 (file)
--- a/gcc/tree-pass.h
+++ b/gcc/tree-pass.h
@@ -629,12 +629,6 @@ extern void ipa_read_optimization_summaries (void);
 extern void register_one_dump_file (opt_pass *);
 extern bool function_called_by_processed_nodes_p (void);
 
-/* Set to true if the pass is called the first time during compilation of the
-   current function.  Note that using this information in the optimization
-   passes is considered not to be clean, and it should be avoided if
-   possible.  */
-extern bool first_pass_instance;
-
 /* Declare for plugins.  */
 extern void do_per_function_toporder (void (*) (function *, void *), void *);