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validator: add avx2 runtime check

This commit is contained in:
Trent Nelson 2021-07-27 23:28:30 -06:00 committed by mergify[bot]
parent e641f257ef
commit c435f7b3e3
1 changed files with 18 additions and 1 deletions
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19
core/src/validator.rs
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@ -1469,6 +1469,7 @@ pub fn report_target_features() {
if !is_rosetta_emulated() {
unsafe { check_avx() };
unsafe { check_avx2() };
}
}
@ -1482,7 +1483,7 @@ unsafe fn check_avx() {
info!("AVX detected");
} else {
error!(
"Your machine does not have AVX support, please rebuild from source on your machine"
"Incompatible CPU detected: missing AVX support. Please build from source on the target"
);
abort();
}
@ -1491,6 +1492,22 @@ unsafe fn check_avx() {
#[cfg(not(any(target_arch = "x86", target_arch = "x86_64")))]
unsafe fn check_avx() {}
#[cfg(any(target_arch = "x86", target_arch = "x86_64"))]
#[target_feature(enable = "avx2")]
unsafe fn check_avx2() {
if is_x86_feature_detected!("avx2") {
info!("AVX2 detected");
} else {
error!(
"Incompatible CPU detected: missing AVX2 support. Please build from source on the target"
);
abort();
}
}
#[cfg(not(any(target_arch = "x86", target_arch = "x86_64")))]
unsafe fn check_avx2() {}
// Get the activated stake percentage (based on the provided bank) that is visible in gossip
fn get_stake_percent_in_gossip(bank: &Bank, cluster_info: &ClusterInfo, log: bool) -> u64 {
let mut online_stake = 0;