Add the pmull feature check in the set of hwcap tests.
Signed-off-by: Zeng Heng zengheng4@huawei.com --- tools/testing/selftests/arm64/abi/hwcap.c | 13 +++++++++++++ 1 file changed, 13 insertions(+)
diff --git a/tools/testing/selftests/arm64/abi/hwcap.c b/tools/testing/selftests/arm64/abi/hwcap.c index d9a49b1467ac..c8444f25e52d 100644 --- a/tools/testing/selftests/arm64/abi/hwcap.c +++ b/tools/testing/selftests/arm64/abi/hwcap.c @@ -88,6 +88,12 @@ static void mops_sigill(void) : "cc", "memory"); }
+static void pmull_sigill(void) +{ + /* PMULL V0.1Q, V0.1D, V0.1D */ + asm volatile(".inst 0x0ee0e000" : : : ); +} + static void rng_sigill(void) { asm volatile("mrs x0, S3_3_C2_C4_0" : : : "x0"); @@ -359,6 +365,13 @@ static const struct hwcap_data { .cpuinfo = "rng", .sigill_fn = rng_sigill, }, + { + .name = "PMULL", + .at_hwcap = AT_HWCAP, + .hwcap_bit = HWCAP_PMULL, + .cpuinfo = "pmull", + .sigill_fn = pmull_sigill, + }, { .name = "RPRFM", .at_hwcap = AT_HWCAP2,