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//@ run-pass
//@ ignore-emscripten
// Test that the simd_f{min,max} intrinsics produce the correct results.
#![feature(repr_simd, core_intrinsics)]
#![allow(non_camel_case_types)]
#[repr(simd)]
#[derive(Copy, Clone, PartialEq, Debug)]
struct f32x4(pub [f32; 4]);
use std::intrinsics::simd::*;
fn main() {
let x = f32x4([1.0, 2.0, 3.0, 4.0]);
let y = f32x4([2.0, 1.0, 4.0, 3.0]);
#[cfg(not(any(target_arch = "mips", target_arch = "mips64")))]
let nan = f32::NAN;
// MIPS hardware except MIPS R6 treats f32::NAN as SNAN. Clear the signaling bit.
// See https://github.com/rust-lang/rust/issues/52746.
#[cfg(any(target_arch = "mips", target_arch = "mips64"))]
let nan = f32::from_bits(f32::NAN.to_bits() - 1);
let n = f32x4([nan, nan, nan, nan]);
unsafe {
let min0 = simd_fmin(x, y);
let min1 = simd_fmin(y, x);
assert_eq!(min0, min1);
let e = f32x4([1.0, 1.0, 3.0, 3.0]);
assert_eq!(min0, e);
let minn = simd_fmin(x, n);
assert_eq!(minn, x);
let minn = simd_fmin(y, n);
assert_eq!(minn, y);
let max0 = simd_fmax(x, y);
let max1 = simd_fmax(y, x);
assert_eq!(max0, max1);
let e = f32x4([2.0, 2.0, 4.0, 4.0]);
assert_eq!(max0, e);
let maxn = simd_fmax(x, n);
assert_eq!(maxn, x);
let maxn = simd_fmax(y, n);
assert_eq!(maxn, y);
}
}
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