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//! Run-time feature detection on PowerPC.
/// Checks if `powerpc` feature is enabled.
#[macro_export]
#[unstable(feature = "stdsimd", issue = "27731")]
#[allow_internal_unstable(stdsimd_internal, stdsimd)]
macro_rules! is_powerpc_feature_detected {
("altivec") => {
cfg!(target_feature = "altivec")
|| $crate::detect::check_for($crate::detect::Feature::altivec)
};
("vsx") => {
cfg!(target_feature = "vsx") || $crate::detect::check_for($crate::detect::Feature::vsx)
};
("power8") => {
cfg!(target_feature = "power8")
|| $crate::detect::check_for($crate::detect::Feature::power8)
};
($t:tt,) => {
is_powerpc_feature_detected!($t);
};
($t:tt) => {
compile_error!(concat!("unknown powerpc target feature: ", $t))
};
}
/// PowerPC CPU Feature enum. Each variant denotes a position in a bitset
/// for a particular feature.
///
/// PLEASE: do not use this, it is an implementation detail subject to change.
#[doc(hidden)]
#[allow(non_camel_case_types)]
#[repr(u8)]
#[unstable(feature = "stdsimd_internal", issue = "0")]
pub enum Feature {
/// Altivec
altivec,
/// VSX
vsx,
/// Power8
power8,
}
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