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kselftest/arm64: Add SVE 2.1 to hwcap test

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Add coverage for FEAT_SVE2p1.

Signed-off-by: Mark Brown <broonie@kernel.org>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Link: https://lore.kernel.org/r/20221017152520.1039165-7-broonie@kernel.org
Signed-off-by: Will Deacon <will@kernel.org>
This commit is contained in:
Mark Brown
2022-10-17 16:25:20 +01:00
committed by Will Deacon
parent d12aada8df
commit c5195b027d
1 changed files with 13 additions and 0 deletions
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13
tools/testing/selftests/arm64/abi/hwcap.c
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@@ -62,6 +62,12 @@ static void sve2_sigill(void)
asm volatile(".inst 0x4408A000" : : : "z0"); asm volatile(".inst 0x4408A000" : : : "z0");
} }
static void sve2p1_sigill(void)
{
/* BFADD Z0.H, Z0.H, Z0.H */
asm volatile(".inst 0x65000000" : : : "z0");
}
static void sveaes_sigill(void) static void sveaes_sigill(void)
{ {
/* AESD z0.b, z0.b, z0.b */ /* AESD z0.b, z0.b, z0.b */
@@ -167,6 +173,13 @@ static const struct hwcap_data {
.cpuinfo = "sve2", .cpuinfo = "sve2",
.sigill_fn = sve2_sigill, .sigill_fn = sve2_sigill,
}, },
{
.name = "SVE 2.1",
.at_hwcap = AT_HWCAP2,
.hwcap_bit = HWCAP2_SVE2P1,
.cpuinfo = "sve2p1",
.sigill_fn = sve2p1_sigill,
},
{ {
.name = "SVE AES", .name = "SVE AES",
.at_hwcap = AT_HWCAP2, .at_hwcap = AT_HWCAP2,