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kselftest/arm64: add float-point feature to hwcap test

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Add the FP feature check in the set of hwcap tests.

Signed-off-by: Zeng Heng <zengheng4@huawei.com>
Reviewed-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20230808134036.668954-2-zengheng4@huawei.com
Signed-off-by: Will Deacon <will@kernel.org>
This commit is contained in:
Zeng Heng 2023-08-08 21:40:32 +08:00 committed by Will Deacon
parent 672dbf97f6
commit eb27c76ac9
1 changed files with 12 additions and 0 deletions
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12
tools/testing/selftests/arm64/abi/hwcap.c
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@ -39,6 +39,11 @@ static void cssc_sigill(void)
asm volatile(".inst 0xdac01c00" : : : "x0");
}
static void fp_sigill(void)
{
asm volatile("fmov s0, #1");
}
static void ilrcpc_sigill(void)
{
/* LDAPUR W0, [SP, #8] */
@ -235,6 +240,13 @@ static const struct hwcap_data {
.cpuinfo = "cssc",
.sigill_fn = cssc_sigill,
},
{
.name = "FP",
.at_hwcap = AT_HWCAP,
.hwcap_bit = HWCAP_FP,
.cpuinfo = "fp",
.sigill_fn = fp_sigill,
},
{
.name = "LRCPC",
.at_hwcap = AT_HWCAP,