From: James Greenhalgh <james.greenhalgh@arm.com>
Date: Fri, 16 May 2014 09:27:55 +0000 (+0000)
Subject: [AArch64 costs 18/18] Dump a message if we are unable to cost an insn.
X-Git-Tag: releases/gcc-5.1.0~7536
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=88d4fbcf507b3a19905f87310a241d8bc6523836;p=thirdparty%2Fgcc.git

[AArch64 costs 18/18] Dump a message if we are unable to cost an insn.

gcc/

	* config/aarch64/aarch64.c (aarch64_rtx_costs): Handle the case
	where we were unable to cost an RTX.

From-SVN: r210510
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 5e7c08502796..1815d4b0defb 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2014-05-16  James Greenhalgh  <james.greenhalgh@arm.com>
+
+	* config/aarch64/aarch64.c (aarch64_rtx_costs): Handle the case
+	where we were unable to cost an RTX.
+
 2014-05-16  James Greenhalgh  <james.greenhalgh@arm.com>
 
 	* config/aarch64/aarch64.c (aarch64_rtx_costs): Cost SYMBOL_REF,
diff --git a/gcc/config/aarch64/aarch64.c b/gcc/config/aarch64/aarch64.c
index 9eff2fd8e6ad..6eb230349b45 100644
--- a/gcc/config/aarch64/aarch64.c
+++ b/gcc/config/aarch64/aarch64.c
@@ -5787,7 +5787,11 @@ cost_plus:
 
       /* Fall through.  */
     default:
-      break;
+      if (dump_file && (dump_flags & TDF_DETAILS))
+	fprintf (dump_file,
+		 "\nFailed to cost RTX.  Assuming default cost.\n");
+
+      return true;
     }
   return false;
 }