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author | Zeng Heng <zengheng4@huawei.com> | 2023-08-08 21:40:32 +0800 |
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committer | Will Deacon <will@kernel.org> | 2023-08-11 12:24:16 +0100 |
commit | eb27c76ac9e1cf5e278703db8f2fea1ed5d3f78a (patch) | |
tree | 012a0fdc2128061da89309a4b15ba96585d49577 /tools/testing/selftests/arm64 | |
parent | 672dbf97f6123ffe61ee46bd8bfbbe1cae6de815 (diff) | |
download | linux-stable-eb27c76ac9e1cf5e278703db8f2fea1ed5d3f78a.tar.gz linux-stable-eb27c76ac9e1cf5e278703db8f2fea1ed5d3f78a.tar.bz2 linux-stable-eb27c76ac9e1cf5e278703db8f2fea1ed5d3f78a.zip |
kselftest/arm64: add float-point feature to hwcap test
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>
Diffstat (limited to 'tools/testing/selftests/arm64')
-rw-r--r-- | tools/testing/selftests/arm64/abi/hwcap.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/tools/testing/selftests/arm64/abi/hwcap.c b/tools/testing/selftests/arm64/abi/hwcap.c index 6a0adf916028..ec247587f2bf 100644 --- a/tools/testing/selftests/arm64/abi/hwcap.c +++ b/tools/testing/selftests/arm64/abi/hwcap.c @@ -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] */ @@ -236,6 +241,13 @@ static const struct hwcap_data { .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, .hwcap_bit = HWCAP_LRCPC, |