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[PATCH] Fix VIS3 assembler check and conditionalize testsuite on VIS3 support.

Committed to trunk.

gcc/

	PR 50655
	* configure.ac: Add .register directives to VIS3 test.
	* configure: Regenerate.

gcc/testsuite/

	PR 50655
	* gcc.target/sparc/sparc.exp: Add vis3 target test.
	* gcc.target/sparc/cmask.c: Use it.
	* gcc.target/sparc/fhalve.c: Likewise.
	* gcc.target/sparc/fnegop.c: Likewise.
	* gcc.target/sparc/fpadds.c: Likewise.
	* gcc.target/sparc/fshift.c: Likewise.
	* gcc.target/sparc/fucmp.c: Likewise.
	* gcc.target/sparc/lzd.c: Likewise.
	* gcc.target/sparc/vis3misc.c: Likewise.
	* gcc.target/sparc/xmul.c: Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@179667 138bc75d-0d04-0410-961f-82ee72b054a4
---
 gcc/ChangeLog                             |    6 ++++++
 gcc/configure                             |    2 ++
 gcc/configure.ac                          |    2 ++
 gcc/testsuite/ChangeLog                   |   16 +++++++++++++++-
 gcc/testsuite/gcc.target/sparc/cmask.c    |    2 +-
 gcc/testsuite/gcc.target/sparc/fhalve.c   |    2 +-
 gcc/testsuite/gcc.target/sparc/fnegop.c   |    2 +-
 gcc/testsuite/gcc.target/sparc/fpadds.c   |    2 +-
 gcc/testsuite/gcc.target/sparc/fshift.c   |    2 +-
 gcc/testsuite/gcc.target/sparc/fucmp.c    |    2 +-
 gcc/testsuite/gcc.target/sparc/lzd.c      |    2 +-
 gcc/testsuite/gcc.target/sparc/sparc.exp  |   11 +++++++++++
 gcc/testsuite/gcc.target/sparc/vis3misc.c |    2 +-
 gcc/testsuite/gcc.target/sparc/xmul.c     |    2 +-
 14 files changed, 45 insertions(+), 10 deletions(-)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index f840e46..573ce6e 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2011-10-07  David S. Miller  <davem@davemloft.net>
+
+	PR 50655
+	* configure.ac: Add .register directives to VIS3 test.
+	* configure: Regenerate.
+
 2011-10-07  Richard Henderson  <rth@redhat.com>
 
 	* config.gcc (x86_64-*): Add core-avx-i, core-avx2 for with_cpu.
diff --git a/gcc/configure b/gcc/configure
index ac32705..cb55dda 100755
--- a/gcc/configure
+++ b/gcc/configure
@@ -24060,6 +24060,8 @@ else
   gcc_cv_as_sparc_fmaf=no
   if test x$gcc_cv_as != x; then
     $as_echo '.text
+       .register %g2, #scratch
+       .register %g3, #scratch
        .align 4
        fmaddd %f0, %f2, %f4, %f6
        addxccc %g1, %g2, %g3
diff --git a/gcc/configure.ac b/gcc/configure.ac
index ed52c91..a7b94e6 100644
--- a/gcc/configure.ac
+++ b/gcc/configure.ac
@@ -3491,6 +3491,8 @@ foo:
       gcc_cv_as_sparc_fmaf,,
       [-xarch=v9d],
       [.text
+       .register %g2, #scratch
+       .register %g3, #scratch
        .align 4
        fmaddd %f0, %f2, %f4, %f6
        addxccc %g1, %g2, %g3
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index aff35a6..ea79b60 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,17 @@
+2011-10-07  David S. Miller  <davem@davemloft.net>
+
+	PR 50655
+	* gcc.target/sparc/sparc.exp: Add vis3 target test.
+	* gcc.target/sparc/cmask.c: Use it.
+	* gcc.target/sparc/fhalve.c: Likewise.
+	* gcc.target/sparc/fnegop.c: Likewise.
+	* gcc.target/sparc/fpadds.c: Likewise.
+	* gcc.target/sparc/fshift.c: Likewise.
+	* gcc.target/sparc/fucmp.c: Likewise.
+	* gcc.target/sparc/lzd.c: Likewise.
+	* gcc.target/sparc/vis3misc.c: Likewise.
+	* gcc.target/sparc/xmul.c: Likewise.
+
 2011-10-07  Richard Henderson  <rth@redhat.com>
 
 	* gcc.target/i386/avx256-unaligned-load-2.c: Tweek vinsert pattern
@@ -17,7 +31,7 @@
 2011-10-06  Joern Rennecke <joern.rennecke@embecosm.com>
 
 	* gcc.dg/pr47276.c (ASMNAME, ASMNAME2, STRING): Define.
-	(__EI___vsyslog_chk, __EI_syslog, __EI_vsyslog): Use ASMNAME.  
+	(__EI___vsyslog_chk, __EI_syslog, __EI_vsyslog): Use ASMNAME.
 	(syslog, vsyslog, __vsyslog_chk): Likewise.
 
 	* gcc.dg/lto/20081222_1.c (ASMNAME, ASMNAME2, STRING): Define.
diff --git a/gcc/testsuite/gcc.target/sparc/cmask.c b/gcc/testsuite/gcc.target/sparc/cmask.c
index b3168ec..989274c 100644
--- a/gcc/testsuite/gcc.target/sparc/cmask.c
+++ b/gcc/testsuite/gcc.target/sparc/cmask.c
@@ -1,4 +1,4 @@
-/* { dg-do compile } */
+/* { dg-do compile { target { vis3 } } } */
 /* { dg-options "-mcpu=niagara3 -mvis" } */
 
 void test_cm8 (long x)
diff --git a/gcc/testsuite/gcc.target/sparc/fhalve.c b/gcc/testsuite/gcc.target/sparc/fhalve.c
index 340b936..737fc71 100644
--- a/gcc/testsuite/gcc.target/sparc/fhalve.c
+++ b/gcc/testsuite/gcc.target/sparc/fhalve.c
@@ -1,4 +1,4 @@
-/* { dg-do compile } */
+/* { dg-do compile { target { vis3 } } } */
 /* { dg-options "-mcpu=niagara3 -mvis" } */
 
 float test_fhadds (float x, float y)
diff --git a/gcc/testsuite/gcc.target/sparc/fnegop.c b/gcc/testsuite/gcc.target/sparc/fnegop.c
index 25f8c19..3e3e72c 100644
--- a/gcc/testsuite/gcc.target/sparc/fnegop.c
+++ b/gcc/testsuite/gcc.target/sparc/fnegop.c
@@ -1,4 +1,4 @@
-/* { dg-do compile } */
+/* { dg-do compile { target { vis3 } } } */
 /* { dg-options "-O2 -mcpu=niagara3 -mvis" } */
 
 float test_fnadds(float x, float y)
diff --git a/gcc/testsuite/gcc.target/sparc/fpadds.c b/gcc/testsuite/gcc.target/sparc/fpadds.c
index d0704e0..f55cb05 100644
--- a/gcc/testsuite/gcc.target/sparc/fpadds.c
+++ b/gcc/testsuite/gcc.target/sparc/fpadds.c
@@ -1,4 +1,4 @@
-/* { dg-do compile } */
+/* { dg-do compile { target { vis3 } } } */
 /* { dg-options "-mcpu=niagara3 -mvis" } */
 typedef int __v2si __attribute__((vector_size(8)));
 typedef int __v1si __attribute__((vector_size(4)));
diff --git a/gcc/testsuite/gcc.target/sparc/fshift.c b/gcc/testsuite/gcc.target/sparc/fshift.c
index a12df04..6adbed6 100644
--- a/gcc/testsuite/gcc.target/sparc/fshift.c
+++ b/gcc/testsuite/gcc.target/sparc/fshift.c
@@ -1,4 +1,4 @@
-/* { dg-do compile } */
+/* { dg-do compile { target { vis3 } } } */
 /* { dg-options "-mcpu=niagara3 -mvis" } */
 typedef int __v2si __attribute__((vector_size(8)));
 typedef short __v4hi __attribute__((vector_size(8)));
diff --git a/gcc/testsuite/gcc.target/sparc/fucmp.c b/gcc/testsuite/gcc.target/sparc/fucmp.c
index 7f291c3..4e7ecad 100644
--- a/gcc/testsuite/gcc.target/sparc/fucmp.c
+++ b/gcc/testsuite/gcc.target/sparc/fucmp.c
@@ -1,4 +1,4 @@
-/* { dg-do compile } */
+/* { dg-do compile { target { vis3 } } } */
 /* { dg-options "-mcpu=niagara3 -mvis" } */
 typedef unsigned char vec8 __attribute__((vector_size(8)));
 
diff --git a/gcc/testsuite/gcc.target/sparc/lzd.c b/gcc/testsuite/gcc.target/sparc/lzd.c
index a897829..5ffaf56 100644
--- a/gcc/testsuite/gcc.target/sparc/lzd.c
+++ b/gcc/testsuite/gcc.target/sparc/lzd.c
@@ -1,4 +1,4 @@
-/* { dg-do compile } */
+/* { dg-do compile { target { vis3 } } } */
 /* { dg-options "-mcpu=niagara3" } */
 int test_clz(int a)
 {
diff --git a/gcc/testsuite/gcc.target/sparc/sparc.exp b/gcc/testsuite/gcc.target/sparc/sparc.exp
index 9658d08..51c9c16 100644
--- a/gcc/testsuite/gcc.target/sparc/sparc.exp
+++ b/gcc/testsuite/gcc.target/sparc/sparc.exp
@@ -24,6 +24,17 @@ if ![istarget sparc*-*-*] then {
 # Load support procs.
 load_lib gcc-dg.exp
 
+# Return 1 if vis3 instructions can be compiled.
+proc check_effective_target_vis3 { } {
+    return [check_no_compiler_messages vis3 object {
+	long long
+	_vis3_fpadd64 (long long __X, long long __Y)
+	{
+	    return __builtin_vis_fpadd64 (__X, __Y);
+	}
+    } "-mcpu=niagara3 -mvis" ]
+}
+
 # If a testcase doesn't have special options, use these.
 global DEFAULT_CFLAGS
 if ![info exists DEFAULT_CFLAGS] then {
diff --git a/gcc/testsuite/gcc.target/sparc/vis3misc.c b/gcc/testsuite/gcc.target/sparc/vis3misc.c
index 8a9535e..e3ef49e 100644
--- a/gcc/testsuite/gcc.target/sparc/vis3misc.c
+++ b/gcc/testsuite/gcc.target/sparc/vis3misc.c
@@ -1,4 +1,4 @@
-/* { dg-do compile } */
+/* { dg-do compile { target { vis3 } } } */
 /* { dg-options "-mcpu=niagara3 -mvis" } */
 typedef int __v2si __attribute__((vector_size(8)));
 typedef short __v4hi __attribute__((vector_size(8)));
diff --git a/gcc/testsuite/gcc.target/sparc/xmul.c b/gcc/testsuite/gcc.target/sparc/xmul.c
index ce80e6c..5d249d0 100644
--- a/gcc/testsuite/gcc.target/sparc/xmul.c
+++ b/gcc/testsuite/gcc.target/sparc/xmul.c
@@ -1,4 +1,4 @@
-/* { dg-do compile } */
+/* { dg-do compile { target { vis3 } } } */
 /* { dg-options "-mcpu=niagara3 -mvis" } */
 typedef long long int64_t;
 
-- 
1.7.6.401.g6a319
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