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Re: PATCH: Add a testcase for PR target/15301
- From: "H. J. Lu" <hjl at lucon dot org>
- To: gcc-patches at gcc dot gnu dot org
- Date: Sat, 8 May 2004 15:19:27 -0700
- Subject: Re: PATCH: Add a testcase for PR target/15301
- References: <20040507225359.GA28216@lucon.org>
On Fri, May 07, 2004 at 03:53:59PM -0700, H. J. Lu wrote:
> I am not sure if gcc.dg/compat is the right place.
>
>
The last patch will fail on non-x86-64 targets. Here is the new one.
H.J.
2004-05-07 H.J. Lu <hongjiu.lu@intel.com>
* gcc.dg/compat/union-m128-1.h: New file. Add a test for
PR target/15301.
* gcc.dg/compat/union-m128-1_main.c: Likewise.
* gcc.dg/compat/union-m128-1_x.c: Likewise.
* gcc.dg/compat/union-m128-1_y.c: Likewise.
--- gcc/testsuite/gcc.dg/compat/union-m128-1.h.m128 2004-05-07 15:42:21.000000000 -0700
+++ gcc/testsuite/gcc.dg/compat/union-m128-1.h 2004-05-07 15:19:25.000000000 -0700
@@ -0,0 +1,17 @@
+#include <xmmintrin.h>
+
+typedef struct
+{
+ __m128 x;
+} SS_struct_mi128;
+
+typedef union
+{
+ __m128 x;
+} SS_union_mi128;
+
+typedef union
+{
+ __m128 x;
+ unsigned long long u[2];
+} union_mi128;
--- gcc/testsuite/gcc.dg/compat/union-m128-1_main.c.m128 2004-05-07 15:42:21.000000000 -0700
+++ gcc/testsuite/gcc.dg/compat/union-m128-1_main.c 2004-05-08 14:45:32.000000000 -0700
@@ -0,0 +1,21 @@
+/* { dg-options "-O" } */
+
+#ifdef __x86_64__
+/* Test function argument passing. PR target/15301. */
+
+extern void union_m128_1_x (void);
+extern void exit (int);
+
+int
+main ()
+{
+ union_m128_1_x ();
+ exit (0);
+}
+#else
+int
+main ()
+{
+ return 0;
+}
+#endif
--- gcc/testsuite/gcc.dg/compat/union-m128-1_x.c.m128 2004-05-07 15:42:21.000000000 -0700
+++ gcc/testsuite/gcc.dg/compat/union-m128-1_x.c 2004-05-07 15:43:30.000000000 -0700
@@ -0,0 +1,26 @@
+/* { dg-options "-O" } */
+
+#ifdef __x86_64__
+#include "union-m128-1.h"
+
+SS_union_mi128 un;
+SS_struct_mi128 st;
+
+extern void bar ();
+extern void foo ();
+
+void
+union_m128_1_x ()
+{
+ union_mi128 x;
+
+ x.u [0] = 0x123456789abcedf0LL;
+ x.u [1] = 0xfedcba9876543210LL;
+ un.x = x.x;
+ st.x = x.x;
+ bar(un);
+ bar(st);
+ foo(un);
+ foo(st);
+}
+#endif
--- gcc/testsuite/gcc.dg/compat/union-m128-1_y.c.m128 2004-05-07 15:42:21.000000000 -0700
+++ gcc/testsuite/gcc.dg/compat/union-m128-1_y.c 2004-05-07 15:43:33.000000000 -0700
@@ -0,0 +1,29 @@
+/* { dg-options "-O" } */
+
+#ifdef __x86_64__
+#include <stdlib.h>
+
+#include "union-m128-1.h"
+
+void
+bar (SS_union_mi128 un)
+{
+ union_mi128 x;
+
+ x.x = un.x;
+ if (x.u [0] != 0x123456789abcedf0LL
+ || x.u [1] != 0xfedcba9876543210LL)
+ abort ();
+}
+
+void
+foo (SS_struct_mi128 st)
+{
+ union_mi128 x;
+
+ x.x = st.x;
+ if (x.u [0] != 0x123456789abcedf0LL
+ || x.u [1] != 0xfedcba9876543210LL)
+ abort ();
+}
+#endif