* ipa-inline.h: New file.

	* ipa-inline-analysis.c: New file. Broken out of ...
	* ipa-inline.c: ... this file; update toplevel comment;
	include ipa-inline.h
	(inline_summary): Move to ipa-inline.h
	(cgraph_estimate_edge_time): Rename to estimate_edge_time; move to
	ipa-inline-analysis.c.
	(cgraph_estimate_time_after_inlining): Rename to estiamte_time_after_inlining;
	move to ipa-inline-analysis.c
	(cgraph_estimate_edge_growth): Move to ipa-inline-analysis.c; rename
	to estimate_edge_growth.
	(cgraph_estimate_size_after_inlining): Move to ipa-inline-analysis.c;
	rename to estimate_size_after_inlining.
	(cgraph_mark_inline_edge): Update for new naming convention.
	(cgraph_check_inline_limits): Likewise.
	(cgraph_edge_badness): Likewise.
	(cgraph_decide_recursive_inlining): Likewise.
	(cgraph_decide_inlining_of_small_functions): Likewise.
	(cgraph_decide_inlining_incrementally): Likewise.
	(cgraph_estimate_growth): Rename to estimate_growth; move to ipa-inline-analysis.c.
	(eliminated_by_inlining_prob): Move to ipa-inline-analysis.c.
	(estimate_function_body_sizes): Move to ipa-inline-analysis.c.
	(compute_inline_parameters): Likewise.
	(compute_inline_parameters_for_current): Likewise.
	(pass_inline_parameters): Likewise.
	(inline_indirect_intraprocedural_analysis): Likewise.
	(analyze_function): Rename to inline_analyze_function; likewise.
	(add_new_function): Move to ipa-inline-analysis.c.
	(inline_generate_summary): Likewise.
	(inline_read_summary): Likewise.
	(inline_write_summary): Likewise.
	* Makefile.in (ipa-inline-analysis.c): New file.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@172388 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 52 insertions, 0 deletions

diff --git a/gcc/ipa-inline.h b/gcc/ipa-inline.h
new file mode 100644
index 00000000000..d76a492a1d2
--- /dev/null
+++ b/gcc/ipa-inline.h
@@ -0,0 +1,52 @@
+/* Inlining decision heuristics.
+   Copyright (C) 2003, 2004, 2007, 2008, 2009, 2010, 2011
+   Free Software Foundation, Inc.
+   Contributed by Jan Hubicka
+
+This file is part of GCC.
+
+GCC is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free
+Software Foundation; either version 3, or (at your option) any later
+version.
+
+GCC is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+for more details.
+
+You should have received a copy of the GNU General Public License
+along with GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.  */
+
+void inline_generate_summary (void);
+void inline_read_summary (void);
+void inline_write_summary (cgraph_node_set, varpool_node_set);
+void inline_free_summary (void);
+int estimate_time_after_inlining (struct cgraph_node *, struct cgraph_edge *);
+int estimate_size_after_inlining (struct cgraph_node *, struct cgraph_edge *);
+int estimate_growth (struct cgraph_node *);
+
+static inline struct inline_summary *
+inline_summary (struct cgraph_node *node)
+{
+  return &node->local.inline_summary;
+}
+
+/* Estimate the growth of the caller when inlining EDGE.  */
+
+static inline int
+estimate_edge_growth (struct cgraph_edge *edge)
+{
+  int call_stmt_size;
+  /* ???  We throw away cgraph edges all the time so the information
+     we store in edges doesn't persist for early inlining.  Ugh.  */
+  if (!edge->call_stmt)
+    call_stmt_size = edge->call_stmt_size;
+  else
+    call_stmt_size = estimate_num_insns (edge->call_stmt, &eni_size_weights);
+  return (edge->callee->global.size
+	  - inline_summary (edge->callee)->size_inlining_benefit
+	  - call_stmt_size);
+}
+