diff options
| author | Aaron Lindsay OS <aaron@os.amperecomputing.com> | 2019-02-21 18:17:45 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2019-02-21 18:17:45 +0000 |
| commit | 67da43d668320e1bcb0a0195aaf2de4ff2a001a0 (patch) | |
| tree | d808371d315615bc57ba24de509eb205bcf6cfe5 /target/arm | |
| parent | cff21316c666c8053b1f425577e324038d0ca30d (diff) | |
target/arm: Stop unintentional sign extension in pmu_init
This was introduced by
commit bf8d09694ccc07487cd73d7562081fdaec3370c8
target/arm: Don't clear supported PMU events when initializing PMCEID1
and identified by Coverity (CID 1398645).
Signed-off-by: Aaron Lindsay <aaron@os.amperecomputing.com>
Reported-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20190219144621.450-1-aaron@os.amperecomputing.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'target/arm')
| -rw-r--r-- | target/arm/helper.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/target/arm/helper.c b/target/arm/helper.c index fe054897c7..c2630fa1ea 100644 --- a/target/arm/helper.c +++ b/target/arm/helper.c @@ -1167,7 +1167,7 @@ void pmu_init(ARMCPU *cpu) if (cnt->supported(&cpu->env)) { supported_event_map[cnt->number] = i; - uint64_t event_mask = 1 << (cnt->number & 0x1f); + uint64_t event_mask = 1ULL << (cnt->number & 0x1f); if (cnt->number & 0x20) { cpu->pmceid1 |= event_mask; } else { |