On Wed, Nov 27, 2013 at 7:45 AM, Gopalasubramanian, Ganesh
<ganesh.gopalasubraman...@amd.com> wrote:
>> Hopefully someone from AMD will provide tests that are mysteriously missing
>> from XOP testsuite.
>
> As pointed out by Marc, I added myself to the bug later.
> I was bit confused about the "internal insn representation" with
> "user-visible function".
> So, couldn't add test then and there. I could have solved that earlier. Sorry
> for that.
>
> Attached is the test that checks the (controversial) "frcz" functions.
>
> Uros could you please add this to your patch while committing.
Thanks, I have changed the patch slightly to skip runtime test on
non-xop machines.
2013-11-27 Uros Bizjak <ubiz...@gmail.com>
Ganesh Gopalasubramanian <ganesh.gopalasubraman...@amd.com>
PR target/56788
* gcc.target/i386/xop-frczX.c: New test.
Tested on x86_64-pc-linux-gnu {,-m32} and committed to mainline SVN.
Uros.
Index: gcc.target/i386/xop-frczX.c
===================================================================
--- gcc.target/i386/xop-frczX.c (revision 0)
+++ gcc.target/i386/xop-frczX.c (working copy)
@@ -0,0 +1,60 @@
+/* { dg-do run } */
+/* { dg-require-effective-target xop } */
+/* { dg-options "-O2 -mxop" } */
+
+#include "xop-check.h"
+
+#include <x86intrin.h>
+
+void
+check_mm_vmfrcz_sd (__m128d __A, __m128d __B)
+{
+ union128d a, b, c;
+ double d[2];
+
+ a.x = __A;
+ b.x = __B;
+ c.x = _mm_frcz_sd (__A, __B);
+ d[0] = b.a[0] - (int)b.a[0] ;
+ d[1] = a.a[1];
+ if (check_union128d (c, d))
+ abort ();
+}
+
+void
+check_mm_vmfrcz_ss (__m128 __A, __m128 __B)
+{
+ union128 a, b, c;
+ float f[4];
+
+ a.x = __A;
+ b.x = __B;
+ c.x = _mm_frcz_ss (__A, __B);
+ f[0] = b.a[0] - (int)b.a[0] ;
+ f[1] = a.a[1];
+ f[2] = a.a[2];
+ f[3] = a.a[3];
+ if (check_union128 (c, f))
+ abort ();
+}
+
+static void
+xop_test (void)
+{
+ union128 a, b;
+ union128d c,d;
+ int i;
+
+ for (i = 0; i < 4; i++)
+ {
+ a.a[i] = i + 3.5;
+ b.a[i] = i + 7.9;
+ }
+ for (i = 0; i < 2; i++)
+ {
+ c.a[i] = i + 3.5;
+ d.a[i] = i + 7.987654321;
+ }
+ check_mm_vmfrcz_ss (a.x, b.x);
+ check_mm_vmfrcz_sd (c.x, d.x);
+}
