RE: [PATCH 03/13] arm: Add test for PR target/101325

[Kyrylo Tkachov via Gcc-patches]

> -----Original Message-----
> From: Gcc-patches <gcc-patches-
> bounces+kyrylo.tkachov=arm....@gcc.gnu.org> On Behalf Of Christophe
> Lyon via Gcc-patches
> Sent: 07 September 2021 10:15
> To: gcc-patches@gcc.gnu.org
> Subject: [PATCH 03/13] arm: Add test for PR target/101325
> 
> This test is derived from the one provided in the PR: it is a
> compile-only test because I do not have access to anything that could
> execute it.  We can switch it do 'dg-do run' later, however it would
> be better to write a new executable test to ensure coverage in case
> the tester cannot execute such code (and it will need a new
> arm_v8_1m_mve_hw or similar effective-target).

The test is okay for now.
I think we'll want to have a arm_v8_1m_mve_hw target sooner or later.
Maybe Alex or Andrea can help to write one we can use?

Thanks,
Kyrill

> 
> 2021-09-01  Christophe Lyon  <christophe.l...@foss.st.com>
> 
>       gcc/testsuite/
>       PR target/101325
>       * gcc.target/arm/simd/pr101325.c: New.
> 
> diff --git a/gcc/testsuite/gcc.target/arm/simd/pr101325.c
> b/gcc/testsuite/gcc.target/arm/simd/pr101325.c
> new file mode 100644
> index 00000000000..a466683a0b1
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/arm/simd/pr101325.c
> @@ -0,0 +1,14 @@
> +/* { dg-do compile } */
> +/* { dg-require-effective-target arm_v8_1m_mve_ok } */
> +/* { dg-add-options arm_v8_1m_mve } */
> +/* { dg-additional-options "-O3" } */
> +
> +#include <arm_mve.h>
> +
> +unsigned foo(int8x16_t v, int8x16_t w)
> +{
> +  return vcmpeqq (v, w);
> +}
> +/* { dg-final { scan-assembler {\tvcmp.i8  eq} } } */
> +/* { dg-final { scan-assembler {\tvmrs\t r[0-9]+, P0} } } */
> +/* { dg-final { scan-assembler {\tuxth} } } */
> --
> 2.25.1