From: Segher Boessenkool <segher@kernel.crashing.org>
Date: Wed, 13 May 2015 19:14:07 +0000 (+0200)
Subject: re PR rtl-optimization/30967 (Extra sign/zero extend with word comparison result)
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=7893307bb20d7e1a6bd2de2fb8b5e779d376439f;p=gcc.git

re PR rtl-optimization/30967 (Extra sign/zero extend with word comparison result)

	PR rtl-optimization/30967
	* config/rs6000/rs6000.c (rs6000_rtx_costs): Don't consider
	destination mode for the cost of scc patterns.

From-SVN: r223174
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index d34287c7781..0afa5b3b985 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2015-05-13  Segher Boessenkool  <segher@kernel.crashing.org>
+
+	PR rtl-optimization/30967
+	* config/rs6000/rs6000.c (rs6000_rtx_costs): Don't consider
+	destination mode for the cost of scc patterns.
+
 2015-05-13  Uros Bizjak  <ubizjak@gmail.com>
 
 	* config/i386/i386.md (*mul<mode>3_1): Merge with *mulhi3_1
diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c
index ec7332c9963..50d63911fa5 100644
--- a/gcc/config/rs6000/rs6000.c
+++ b/gcc/config/rs6000/rs6000.c
@@ -30640,7 +30640,7 @@ rs6000_rtx_costs (rtx x, int code, int outer_code, int opno ATTRIBUTE_UNUSED,
 		*total = COSTS_N_INSNS (2);
 	      return true;
 	    }
-	  else if (mode == Pmode)
+	  else
 	    {
 	      *total = COSTS_N_INSNS (3);
 	      return false;