From a4ad093b026e5224b4bacedcee34b434e7af7ffc Mon Sep 17 00:00:00 2001
From: Bill Schmidt <wschmidt@linux.ibm.com>
Date: Thu, 25 Jul 2013 01:24:14 +0000
Subject: [PATCH] altivec.md (altivec_vpkpx): Handle little endian.

2013-07-24  Bill Schmidt  <wschmidt@linux.ibm.com>
	    Anton Blanchard <anton@au1.ibm.com>

	* config/rs6000/altivec.md (altivec_vpkpx): Handle little endian.
	(altivec_vpks<VI_char>ss): Likewise.
	(altivec_vpks<VI_char>us): Likewise.
	(altivec_vpku<VI_char>us): Likewise.
	(altivec_vpku<VI_char>um): Likewise.


Co-Authored-By: Anton Blanchard <anton@au1.ibm.com>

From-SVN: r201235
---
 gcc/ChangeLog                |  9 +++++++++
 gcc/config/rs6000/altivec.md | 40 +++++++++++++++++++++++++++++++++++-----
 2 files changed, 44 insertions(+), 5 deletions(-)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 36bfbe9..0aed48d 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,12 @@
+2013-07-24  Bill Schmidt  <wschmidt@linux.ibm.com>
+	    Anton Blanchard <anton@au1.ibm.com>
+
+	* config/rs6000/altivec.md (altivec_vpkpx): Handle little endian.
+	(altivec_vpks<VI_char>ss): Likewise.
+	(altivec_vpks<VI_char>us): Likewise.
+	(altivec_vpku<VI_char>us): Likewise.
+	(altivec_vpku<VI_char>um): Likewise.
+
 2013-07-24  David Malcolm  <dmalcolm@redhat.com>
 
 	Introduce context class.
diff --git a/gcc/config/rs6000/altivec.md b/gcc/config/rs6000/altivec.md
index db2e93a..47a3a68 100644
--- a/gcc/config/rs6000/altivec.md
+++ b/gcc/config/rs6000/altivec.md
@@ -1047,7 +1047,13 @@
                       (match_operand:V4SI 2 "register_operand" "v")]
 		     UNSPEC_VPKPX))]
   "TARGET_ALTIVEC"
-  "vpkpx %0,%1,%2"
+  "*
+  {
+    if (BYTES_BIG_ENDIAN)
+      return \"vpkpx %0,%1,%2\";
+    else
+      return \"vpkpx %0,%2,%1\";
+  }"
   [(set_attr "type" "vecperm")])
 
 (define_insn "altivec_vpks<VI_char>ss"
@@ -1056,7 +1062,13 @@
 			    (match_operand:VP 2 "register_operand" "v")]
 			   UNSPEC_VPACK_SIGN_SIGN_SAT))]
   "<VI_unit>"
-  "vpks<VI_char>ss %0,%1,%2"
+  "*
+  {
+    if (BYTES_BIG_ENDIAN)
+      return \"vpks<VI_char>ss %0,%1,%2\";
+    else
+      return \"vpks<VI_char>ss %0,%2,%1\";
+  }"
   [(set_attr "type" "vecperm")])
 
 (define_insn "altivec_vpks<VI_char>us"
@@ -1065,7 +1077,13 @@
 			    (match_operand:VP 2 "register_operand" "v")]
 			   UNSPEC_VPACK_SIGN_UNS_SAT))]
   "<VI_unit>"
-  "vpks<VI_char>us %0,%1,%2"
+  "*
+  {
+    if (BYTES_BIG_ENDIAN)
+      return \"vpks<VI_char>us %0,%1,%2\";
+    else
+      return \"vpks<VI_char>us %0,%2,%1\";
+  }"
   [(set_attr "type" "vecperm")])
 
 (define_insn "altivec_vpku<VI_char>us"
@@ -1074,7 +1092,13 @@
 			    (match_operand:VP 2 "register_operand" "v")]
 			   UNSPEC_VPACK_UNS_UNS_SAT))]
   "<VI_unit>"
-  "vpku<VI_char>us %0,%1,%2"
+  "*
+  {
+    if (BYTES_BIG_ENDIAN)
+      return \"vpku<VI_char>us %0,%1,%2\";
+    else
+      return \"vpku<VI_char>us %0,%2,%1\";
+  }"
   [(set_attr "type" "vecperm")])
 
 (define_insn "altivec_vpku<VI_char>um"
@@ -1083,7 +1107,13 @@
 			    (match_operand:VP 2 "register_operand" "v")]
 			   UNSPEC_VPACK_UNS_UNS_MOD))]
   "<VI_unit>"
-  "vpku<VI_char>um %0,%1,%2"
+  "*
+  {
+    if (BYTES_BIG_ENDIAN)
+      return \"vpku<VI_char>um %0,%1,%2\";
+    else
+      return \"vpku<VI_char>um %0,%2,%1\";
+  }"
   [(set_attr "type" "vecperm")])
 
 (define_insn "*altivec_vrl<VI_char>"
-- 
2.7.4