mirror of https://github.com/rust-lang/rust
24 lines
465 B
Rust
24 lines
465 B
Rust
//@ only-aarch64
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//@ run-pass
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#![allow(dead_code)]
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use std::arch::*;
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use std::arch::aarch64::*;
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// Smoke test to verify aarch64 code that enables NEON compiles.
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fn main() {
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let _zero = if is_aarch64_feature_detected!("neon") {
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unsafe {
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let zeros = zero_vector();
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vgetq_lane_u8::<1>(zeros)
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}
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} else {
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0
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};
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}
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#[target_feature(enable = "neon")]
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unsafe fn zero_vector() -> uint8x16_t {
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vmovq_n_u8(0)
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}
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