Makefile.in (calls.o, [...]): Depend on cgraph.h

	* Makefile.in (calls.o, toplev.o alias.o): Depend on cgraph.h
	* alias.c:  Include cgraph.h
	(mark_constant_function): Use cgraph_rtl_info.
	* calls.c:  Include cgraph.h
	(flags_from_decl_or_type): Use cgraph_rtl_info to find pure and const
	calls.
	(expand_call): Use cgraph_rtl_info to set preferred stack boundary.
	* cgraph.c (cgraph_rtl_info): New function.
	* cgraph.h (cgraph_rtl_info): Declare
	(cgraph_rtl_info): Likewise.
	* function.h (struct function): Add recursive_call_emit.
	* toplev.c: Include cgraph.h.
	(rest_of_compilation): Set preferred_incoming_stack_boundary.

	* gcc.dg/i386-local2.c: New.

From-SVN: r63868

1 files changed, 23 insertions, 0 deletions

diff --git a/gcc/testsuite/gcc.dg/i386-local2.c b/gcc/testsuite/gcc.dg/i386-local2.c
new file mode 100644
index 0000000..89ef87e
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/i386-local2.c
@@ -0,0 +1,23 @@
+/* { dg-do compile { target i?86-*-* x86_64-*-* } } */
+/* { dg-options "-O2 -funit-at-a-time -fomit-frame-pointer" } */
+/* { dg-final { scan-assembler-not "sub.*[re]sp" } } */
+
+static __attribute__ ((noinline)) q ();
+int a;
+
+/* This function should not require any stack manipulation
+   for preferred stack bounday.  */
+void
+e ()
+{
+  if (a)
+  {
+    e ();
+    a--;
+  }
+  q ();
+}
+
+static __attribute__ ((noinline)) q ()
+{
+}