Hi,
On 1 November 2017 at 03:12, Jim Wilson <wil...@tuliptree.org> wrote:
> On Tue, 2017-10-31 at 14:35 +1100, Kugan Vivekanandarajah wrote:
>> Ping ?
>>
>> I see that Jim has clarified the comments from Andrew.
>
> Andrew also suggested that we add a testcase to the testsuite. I
> didn't do that. I did put a testcase to reproduce in the bug report.
> See
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82533
> It should be a relatively simple matter of taking that testcase,
> compiling to assembly with -mcpu=falkor, then doing a pattern search
> for a str q [r+r] instruction, and fail if it is present.
>
> Jim
>
Here is the testcase. Is the original patch OK with the testcase attached.
Thanks,
Kugan
diff --git a/gcc/testsuite/gcc.target/aarch64/pr82533.c
b/gcc/testsuite/gcc.target/aarch64/pr82533.c
new file mode 100644
index 0000000..fa28ffa
--- /dev/null
+++ b/gcc/testsuite/gcc.target/aarch64/pr82533.c
@@ -0,0 +1,11 @@
+/* { dg-do compile } */
+/* { dg-options "-mcpu=falkor -O2 -ftree-vectorize" } */
+
+void
+copy (int N, double *c, double *a)
+{
+ for (int i = 0; i < N; ++i)
+ c[i] = a[i];
+}
+
+/* { dg-final { scan-assembler-not "str\tq\[0-9\]+, \\\[x\[0-9\]+,
x\[0-9\]+\\\]" } } */
gcc/testsuite/ChangeLog:
2017-11-02 Kugan Vivekanandarajah <kugan.vivekanandara...@linaro.org>
* gcc.target/aarch64/pr82533.c: New test.
