From 65b0537f9e9741318f7c8e738b6dd3b8f82f58b5 Mon Sep 17 00:00:00 2001
From: tbsaunde <tbsaunde@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Thu, 17 Apr 2014 12:37:34 +0000
Subject: pass cfun to pass::execute

gcc/
	* passes.c (opt_pass::execute): Adjust.
	(pass_manager::execute_pass_mode_switching): Likewise.
	(early_local_passes::execute): Likewise.
	(execute_one_pass): Pass cfun to the pass's execute method.
	* tree-pass.h (opt_pass::execute): Add function * argument.
	* asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c, cfgcleanup.c,
	cfgexpand.c, cfgrtl.c, cgraphbuild.c, combine-stack-adj.c, combine.c,
	compare-elim.c, config/arc/arc.c, config/epiphany/mode-switch-use.c,
	config/epiphany/resolve-sw-modes.c, config/i386/i386.c,
	config/mips/mips.c, config/rl78/rl78.c, config/s390/s390.c,
	config/sparc/sparc.c, cprop.c, dce.c, df-core.c, dse.c, dwarf2cfi.c,
	except.c, final.c, function.c, fwprop.c, gcse.c, gimple-low.c,
	gimple-ssa-isolate-paths.c, gimple-ssa-strength-reduction.c,
	graphite.c, ifcvt.c, init-regs.c, ipa-cp.c, ipa-devirt.c,
	ipa-inline-analysis.c, ipa-inline.c, ipa-profile.c, ipa-pure-const.c,
	ipa-reference.c, ipa-split.c, ipa.c, ira.c, jump.c, loop-init.c,
	lower-subreg.c, mode-switching.c, omp-low.c, postreload-gcse.c,
	postreload.c, predict.c, recog.c, ree.c, reg-stack.c, regcprop.c,
	reginfo.c, regrename.c, reorg.c, sched-rgn.c, stack-ptr-mod.c,
	store-motion.c, tracer.c, trans-mem.c, tree-call-cdce.c, tree-cfg.c,
	tree-cfgcleanup.c, tree-complex.c, tree-eh.c, tree-emutls.c,
	tree-if-conv.c, tree-into-ssa.c, tree-loop-distribution.c, tree-nrv.c,
	tree-object-size.c, tree-parloops.c, tree-predcom.c, tree-ssa-ccp.c,
	tree-ssa-copy.c, tree-ssa-copyrename.c, tree-ssa-dce.c,
	tree-ssa-dom.c, tree-ssa-dse.c, tree-ssa-forwprop.c,
	tree-ssa-ifcombine.c, tree-ssa-loop-ch.c, tree-ssa-loop-im.c,
	tree-ssa-loop-ivcanon.c, tree-ssa-loop-prefetch.c,
	tree-ssa-loop-unswitch.c, tree-ssa-loop.c, tree-ssa-math-opts.c,
	tree-ssa-phiopt.c, tree-ssa-phiprop.c, tree-ssa-pre.c,
	tree-ssa-reassoc.c, tree-ssa-sink.c, tree-ssa-strlen.c,
	tree-ssa-structalias.c, tree-ssa-uncprop.c, tree-ssa-uninit.c,
	tree-ssa.c, tree-ssanames.c, tree-stdarg.c, tree-switch-conversion.c,
	tree-tailcall.c, tree-vect-generic.c, tree-vectorizer.c, tree-vrp.c,
	tree.c, tsan.c, ubsan.c, var-tracking.c, vtable-verify.c, web.c:
	Adjust.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@209482 138bc75d-0d04-0410-961f-82ee72b054a4
---
 gcc/stack-ptr-mod.c | 73 +++++++++++++++++++++++++----------------------------
 1 file changed, 34 insertions(+), 39 deletions(-)

(limited to 'gcc/stack-ptr-mod.c')

diff --git a/gcc/stack-ptr-mod.c b/gcc/stack-ptr-mod.c
index d1375a4222b..75bec2fbdcd 100644
--- a/gcc/stack-ptr-mod.c
+++ b/gcc/stack-ptr-mod.c
@@ -48,48 +48,10 @@ notice_stack_pointer_modification_1 (rtx x, const_rtx pat ATTRIBUTE_UNUSED,
     crtl->sp_is_unchanging = 0;
 }
 
-static void
-notice_stack_pointer_modification (void)
-{
-  basic_block bb;
-  rtx insn;
-
-  /* Assume that the stack pointer is unchanging if alloca hasn't
-     been used.  */
-  crtl->sp_is_unchanging = !cfun->calls_alloca;
-  if (crtl->sp_is_unchanging)
-    FOR_EACH_BB_FN (bb, cfun)
-      FOR_BB_INSNS (bb, insn)
-        {
-	  if (INSN_P (insn))
-	    {
-	      /* Check if insn modifies the stack pointer.  */
-	      note_stores (PATTERN (insn),
-			   notice_stack_pointer_modification_1,
-			   NULL);
-	      if (! crtl->sp_is_unchanging)
-		return;
-	    }
-	}
-
-  /* The value coming into this pass was 0, and the exit block uses
-     are based on this.  If the value is now 1, we need to redo the
-     exit block uses.  */
-  if (df && crtl->sp_is_unchanging)
-    df_update_exit_block_uses ();
-}
-
   /* Some targets can emit simpler epilogues if they know that sp was
      not ever modified during the function.  After reload, of course,
      we've already emitted the epilogue so there's no sense searching.  */
 
-static unsigned int
-rest_of_handle_stack_ptr_mod (void)
-{
-  notice_stack_pointer_modification ();
-  return 0;
-}
-
 namespace {
 
 const pass_data pass_data_stack_ptr_mod =
@@ -114,10 +76,43 @@ public:
   {}
 
   /* opt_pass methods: */
-  unsigned int execute () { return rest_of_handle_stack_ptr_mod (); }
+  virtual unsigned int execute (function *);
 
 }; // class pass_stack_ptr_mod
 
+unsigned int
+pass_stack_ptr_mod::execute (function *fun)
+{
+  basic_block bb;
+  rtx insn;
+
+  /* Assume that the stack pointer is unchanging if alloca hasn't
+     been used.  */
+  crtl->sp_is_unchanging = !fun->calls_alloca;
+  if (crtl->sp_is_unchanging)
+    FOR_EACH_BB_FN (bb, fun)
+      FOR_BB_INSNS (bb, insn)
+        {
+	  if (INSN_P (insn))
+	    {
+	      /* Check if insn modifies the stack pointer.  */
+	      note_stores (PATTERN (insn),
+			   notice_stack_pointer_modification_1,
+			   NULL);
+	      if (! crtl->sp_is_unchanging)
+		return 0;
+	    }
+	}
+
+  /* The value coming into this pass was 0, and the exit block uses
+     are based on this.  If the value is now 1, we need to redo the
+     exit block uses.  */
+  if (df && crtl->sp_is_unchanging)
+    df_update_exit_block_uses ();
+
+  return 0;
+}
+
 } // anon namespace
 
 rtl_opt_pass *
-- 
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