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| author | Bin Lu <bin.lu@arm.com> | 2019-12-04 16:28:16 +0800 |
|---|---|---|
| committer | Bin Lu <bin.lu@arm.com> | 2019-12-04 16:28:28 +0800 |
| commit | 70b68bb058e2f3281ba0e245ca404f264cfc547b (patch) | |
| tree | 222cb328c3b82a9a871c78949b2a6f39e29883a6 /pkg/sentry | |
| parent | 80b7ba0c9709c0c7f4c3aef5637d23225bcb866b (diff) | |
Add a floating test case for Arm64
Signed-off-by: Bin Lu <bin.lu@arm.com>
Diffstat (limited to 'pkg/sentry')
| -rw-r--r-- | pkg/sentry/platform/kvm/testutil/testutil_arm64.s | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/pkg/sentry/platform/kvm/testutil/testutil_arm64.s b/pkg/sentry/platform/kvm/testutil/testutil_arm64.s index 2cd28b2d2..0bebee852 100644 --- a/pkg/sentry/platform/kvm/testutil/testutil_arm64.s +++ b/pkg/sentry/platform/kvm/testutil/testutil_arm64.s @@ -50,6 +50,21 @@ TEXT ·SpinLoop(SB),NOSPLIT,$0 start: B start +TEXT ·FloatingPointWorks(SB),NOSPLIT,$0-8 + NO_LOCAL_POINTERS + FMOVD $(9.9), F0 + MOVD $SYS_GETPID, R8 // getpid + SVC + FMOVD $(9.9), F1 + FCMPD F0, F1 + BNE isNaN + MOVD $1, R0 + MOVD R0, ret+0(FP) + RET +isNaN: + MOVD $0, ret+0(FP) + RET + // MVN: bitwise logical NOT // This case simulates an application that modified R0-R30. #define TWIDDLE_REGS() \ |