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[FMV][AArch64] Add runtime test for memtag. #173

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[FMV][AArch64] Add runtime test for memtag. #173

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10 changes: 10 additions & 0 deletions SingleSource/UnitTests/AArch64/acle-fmv-features.c
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Original file line number Diff line number Diff line change
Expand Up @@ -369,6 +369,15 @@ CHECK(mops, mops, mops, false, {
: : "cc", "memory"
);
})
// We can't use any FEAT_MTE2 instruction in this test since they are undefined
// at EL0. Therefore passing IS_EXEMPT = true here allows the default version to
// UPASS on a system which doesn't have FEAT_MTE2 but has FEAT_MTE.
CHECK(memtag, memtag, memtag, true, {
asm volatile (
"irg x0, sp"
: : : "x0"
);
})

static bool safe_try_feature(bool (*try_feature)(void), bool is_exempt) {
int child = fork();
Expand Down Expand Up @@ -428,6 +437,7 @@ int main(int, const char **) {
check_sme_f64f64();
check_sme_i16i64();
check_mops();
check_memtag();

return any_fails ? -1 : 0;
}
1 change: 1 addition & 0 deletions SingleSource/UnitTests/AArch64/acle-fmv-features.reference_output
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Original file line number Diff line number Diff line change
Expand Up @@ -43,4 +43,5 @@ sm4
sme-f64f64
sme-i16i64
mops
memtag
exit 0