From 47ea5285e8839cdfeebe6f00df9a5557dceadbc4 Mon Sep 17 00:00:00 2001
From: kelvin <kelvin@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Thu, 14 Apr 2016 17:59:32 +0000
Subject: bug in dg test cases and add tex documentation

git-svn-id: https://gcc.gnu.org/svn/gcc/branches/ibm/kelvin-rfc2469@234983 138bc75d-0d04-0410-961f-82ee72b054a4
---
 gcc/doc/extend.texi                          | 25 +++++++++++++++++++++++++
 gcc/testsuite/gcc.target/powerpc/vadsdu-0.c  |  2 +-
 gcc/testsuite/gcc.target/powerpc/vadsdu-1.c  |  2 +-
 gcc/testsuite/gcc.target/powerpc/vadsdu-2.c  |  2 +-
 gcc/testsuite/gcc.target/powerpc/vadsdu-3.c  |  2 +-
 gcc/testsuite/gcc.target/powerpc/vadsdu-4.c  |  2 +-
 gcc/testsuite/gcc.target/powerpc/vadsdu-5.c  |  2 +-
 gcc/testsuite/gcc.target/powerpc/vadsdub-1.c |  2 +-
 gcc/testsuite/gcc.target/powerpc/vadsdub-2.c |  2 +-
 gcc/testsuite/gcc.target/powerpc/vadsduh-1.c |  2 +-
 gcc/testsuite/gcc.target/powerpc/vadsduh-2.c |  2 +-
 gcc/testsuite/gcc.target/powerpc/vadsduw-1.c |  2 +-
 gcc/testsuite/gcc.target/powerpc/vadsduw-2.c |  2 +-
 13 files changed, 37 insertions(+), 12 deletions(-)

diff --git a/gcc/doc/extend.texi b/gcc/doc/extend.texi
index 7e9ad7757d5..1b913390831 100644
--- a/gcc/doc/extend.texi
+++ b/gcc/doc/extend.texi
@@ -13858,6 +13858,31 @@ The @code{__builtin_divde}, @code{__builtin_divdeo},
 @code{__builtin_divdeu}, @code{__builtin_divdeou} functions require a
 64-bit environment support ISA 2.06 or later.
 
+The following built-in functions are available for the PowerPC family
+of processors, starting with ISA 3.0 or later (@option{-mcpu=power9})
+or with @option{-mpower9-vector}:
+@smallexample
+__vector unsigned char
+vec_adu (__vector unsigned char arg1, __vector unsigned char arg2);
+__vector unsighed short
+vec_adu (__vector unsigned short arg1, __vector unsigned short arg2);
+__vector unsigned int
+vec_adu (__vector unsigned int arg1, __vector unsigned int arg2);
+
+__vector unsigned char
+vec_adub (__vector unsigned char arg1, __vector unsigned char arg2);
+__vector unsighed short
+vec_aduh (__vector unsigned short arg1, __vector unsigned short arg2);
+__vector unsigned int
+vec_aduw (__vector unsigned int arg1, __vector unsigned int arg2);
+@end smallexample
+
+The @code{vec_adu}, @code{vec_adub}, @code{vec_aduh}, and
+@code{vec_aduw} built-in functions each computes the absolute
+differences of the pairs of vector elements supplied in its two vector
+arguments, placing the absolute differences into the corresponding
+elements of the vector result.
+
 The following built-in functions are available for the PowerPC family
 of processors, starting with ISA 3.0 or later (@option{-mcpu=power9}
 or @option{-mmodulo}):
diff --git a/gcc/testsuite/gcc.target/powerpc/vadsdu-0.c b/gcc/testsuite/gcc.target/powerpc/vadsdu-0.c
index de2c81b76a7..3734ea77fee 100644
--- a/gcc/testsuite/gcc.target/powerpc/vadsdu-0.c
+++ b/gcc/testsuite/gcc.target/powerpc/vadsdu-0.c
@@ -18,4 +18,4 @@ doAbsoluteDifferenceUnsignedInt (__vector unsigned int *p,
   return result;
 }
 
-/* { dg-final { scan-assembler	   "vadsduw" } } */
+/* { dg-final { scan-assembler	   "vabsduw" } } */
diff --git a/gcc/testsuite/gcc.target/powerpc/vadsdu-1.c b/gcc/testsuite/gcc.target/powerpc/vadsdu-1.c
index f526f231e1e..9de5caf886d 100644
--- a/gcc/testsuite/gcc.target/powerpc/vadsdu-1.c
+++ b/gcc/testsuite/gcc.target/powerpc/vadsdu-1.c
@@ -17,4 +17,4 @@ doAbsoluteDifferenceUnsignedIntMacro (__vector unsigned int *p,
   return result;
 }
 
-/* { dg-final { scan-assembler	   "vadsduw" } } */
+/* { dg-final { scan-assembler	   "vabsduw" } } */
diff --git a/gcc/testsuite/gcc.target/powerpc/vadsdu-2.c b/gcc/testsuite/gcc.target/powerpc/vadsdu-2.c
index a68220f8acb..a57d6e06906 100644
--- a/gcc/testsuite/gcc.target/powerpc/vadsdu-2.c
+++ b/gcc/testsuite/gcc.target/powerpc/vadsdu-2.c
@@ -18,4 +18,4 @@ doAbsoluteDifferenceUnsignedShort (__vector unsigned short *p,
   return result;
 }
 
-/* { dg-final { scan-assembler	   "vadsduh" } } */
+/* { dg-final { scan-assembler	   "vabsduh" } } */
diff --git a/gcc/testsuite/gcc.target/powerpc/vadsdu-3.c b/gcc/testsuite/gcc.target/powerpc/vadsdu-3.c
index af19b9a1d60..7711607e920 100644
--- a/gcc/testsuite/gcc.target/powerpc/vadsdu-3.c
+++ b/gcc/testsuite/gcc.target/powerpc/vadsdu-3.c
@@ -17,4 +17,4 @@ doAbsoluteDifferenceUnsignedShortMacro (__vector unsigned short *p,
   return result;
 }
 
-/* { dg-final { scan-assembler	   "vadsduh" } } */
+/* { dg-final { scan-assembler	   "vabsduh" } } */
diff --git a/gcc/testsuite/gcc.target/powerpc/vadsdu-4.c b/gcc/testsuite/gcc.target/powerpc/vadsdu-4.c
index 9932bdcda4c..479e0c36daa 100644
--- a/gcc/testsuite/gcc.target/powerpc/vadsdu-4.c
+++ b/gcc/testsuite/gcc.target/powerpc/vadsdu-4.c
@@ -18,4 +18,4 @@ doAbsoluteDifferenceUnsignedChar (__vector unsigned char *p,
   return result;
 }
 
-/* { dg-final { scan-assembler	   "vadsdub" } } */
+/* { dg-final { scan-assembler	   "vabsdub" } } */
diff --git a/gcc/testsuite/gcc.target/powerpc/vadsdu-5.c b/gcc/testsuite/gcc.target/powerpc/vadsdu-5.c
index ba60c2bdfed..a9695634d7f 100644
--- a/gcc/testsuite/gcc.target/powerpc/vadsdu-5.c
+++ b/gcc/testsuite/gcc.target/powerpc/vadsdu-5.c
@@ -17,4 +17,4 @@ doAbsoluteDifferenceUnsignedCharMacro (__vector unsigned char *p,
   return result;
 }
 
-/* { dg-final { scan-assembler	   "vadsdub" } } */
+/* { dg-final { scan-assembler	   "vabsdub" } } */
diff --git a/gcc/testsuite/gcc.target/powerpc/vadsdub-1.c b/gcc/testsuite/gcc.target/powerpc/vadsdub-1.c
index 5c43041b596..c1807e6ef54 100644
--- a/gcc/testsuite/gcc.target/powerpc/vadsdub-1.c
+++ b/gcc/testsuite/gcc.target/powerpc/vadsdub-1.c
@@ -19,4 +19,4 @@ doAbsoluteDifferenceUnsigned (__vector unsigned char *p,
 }
 
 
-/* { dg-final { scan-assembler	   "vadsdub" } } */
+/* { dg-final { scan-assembler	   "vabsdub" } } */
diff --git a/gcc/testsuite/gcc.target/powerpc/vadsdub-2.c b/gcc/testsuite/gcc.target/powerpc/vadsdub-2.c
index 5c43041b596..c1807e6ef54 100644
--- a/gcc/testsuite/gcc.target/powerpc/vadsdub-2.c
+++ b/gcc/testsuite/gcc.target/powerpc/vadsdub-2.c
@@ -19,4 +19,4 @@ doAbsoluteDifferenceUnsigned (__vector unsigned char *p,
 }
 
 
-/* { dg-final { scan-assembler	   "vadsdub" } } */
+/* { dg-final { scan-assembler	   "vabsdub" } } */
diff --git a/gcc/testsuite/gcc.target/powerpc/vadsduh-1.c b/gcc/testsuite/gcc.target/powerpc/vadsduh-1.c
index 7ec024fec55..9bc12a0b727 100644
--- a/gcc/testsuite/gcc.target/powerpc/vadsduh-1.c
+++ b/gcc/testsuite/gcc.target/powerpc/vadsduh-1.c
@@ -18,4 +18,4 @@ doAbsoluteDifferenceUnsigned (__vector unsigned short *p,
   return us_result;
 }
 
-/* { dg-final { scan-assembler	   "vadsduh" } } */
+/* { dg-final { scan-assembler	   "vabsduh" } } */
diff --git a/gcc/testsuite/gcc.target/powerpc/vadsduh-2.c b/gcc/testsuite/gcc.target/powerpc/vadsduh-2.c
index 1d778a1acf7..424d280a108 100644
--- a/gcc/testsuite/gcc.target/powerpc/vadsduh-2.c
+++ b/gcc/testsuite/gcc.target/powerpc/vadsduh-2.c
@@ -17,4 +17,4 @@ doAbsoluteDifferenceUnsignedMacro (__vector unsigned short *p,
   return result;
 }
 
-/* { dg-final { scan-assembler	   "vadsduh" } } */
+/* { dg-final { scan-assembler	   "vabsduh" } } */
diff --git a/gcc/testsuite/gcc.target/powerpc/vadsduw-1.c b/gcc/testsuite/gcc.target/powerpc/vadsduw-1.c
index 9124404a60a..3327df8038c 100644
--- a/gcc/testsuite/gcc.target/powerpc/vadsduw-1.c
+++ b/gcc/testsuite/gcc.target/powerpc/vadsduw-1.c
@@ -18,4 +18,4 @@ doAbsoluteDifferenceUnsigned (__vector unsigned int *p,
   return ui_result;
 }
 
-/* { dg-final { scan-assembler	   "vadsduw" } } */
+/* { dg-final { scan-assembler	   "vabsduw" } } */
diff --git a/gcc/testsuite/gcc.target/powerpc/vadsduw-2.c b/gcc/testsuite/gcc.target/powerpc/vadsduw-2.c
index b7825ced9ad..bfdffb6660b 100644
--- a/gcc/testsuite/gcc.target/powerpc/vadsduw-2.c
+++ b/gcc/testsuite/gcc.target/powerpc/vadsduw-2.c
@@ -17,4 +17,4 @@ doAbsoluteDifferenceUnsignedMacro (__vector unsigned int *p,
   return result;
 }
 
-/* { dg-final { scan-assembler	   "vadsduw" } } */
+/* { dg-final { scan-assembler	   "vabsduw" } } */
-- 
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