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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, Aug 01, 2023 at 04:09:14PM +0100, Will Deacon wrote: > On Tue, Aug 01, 2023 at 11:00:08AM +0100, Joey Gouly wrote: > > Add a test for the newly added HWCAP2_HBC. > > > > Signed-off-by: Joey Gouly > > Cc: Catalin Marinas > > Cc: Will Deacon > > --- > > tools/testing/selftests/arm64/abi/hwcap.c | 15 +++++++++++++++ > > 1 file changed, 15 insertions(+) > > > > diff --git a/tools/testing/selftests/arm64/abi/hwcap.c b/tools/testing/selftests/arm64/abi/hwcap.c > > index d4ad813fed10..296102cd9192 100644 > > --- a/tools/testing/selftests/arm64/abi/hwcap.c > > +++ b/tools/testing/selftests/arm64/abi/hwcap.c > > @@ -208,6 +208,13 @@ static void svebf16_sigill(void) > > asm volatile(".inst 0x658aa000" : : : "z0"); > > } > > > > +static void hbc_sigill(void) > > +{ > > + /* BC.EQ +4 */ > > + asm volatile("cmp xzr, xzr\n" > > + ".inst 0x54000030" : : :); > > +} > > Do you need a "cc" clobber here, or is that implicit somehow? I do, thanks for pointing that out. Thanks, Joey _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel