2024-02-22 06:10:29 -06:00
|
|
|
//@ assembly-output: emit-asm
|
|
|
|
|
//@ compile-flags: --crate-type=lib
|
|
|
|
|
//@ only-x86_64
|
|
|
|
|
//@ ignore-sgx
|
2023-04-21 23:55:59 -05:00
|
|
|
|
|
|
|
|
#![feature(portable_simd)]
|
|
|
|
|
|
|
|
|
|
use std::simd::Simd;
|
|
|
|
|
use std::arch::asm;
|
|
|
|
|
|
|
|
|
|
#[target_feature(enable = "avx")]
|
|
|
|
|
#[no_mangle]
|
|
|
|
|
// CHECK-LABEL: convert:
|
|
|
|
|
pub unsafe fn convert(a: *const f32) -> Simd<f32, 8> {
|
|
|
|
|
// CHECK: vbroadcastss (%{{[er][a-ds0-9][xpi0-9]?}}), {{%ymm[0-7]}}
|
|
|
|
|
let b: Simd<f32, 8>;
|
|
|
|
|
unsafe {
|
|
|
|
|
asm!(
|
|
|
|
|
"vbroadcastss {b}, [{a}]",
|
|
|
|
|
a = in(reg) a,
|
|
|
|
|
b = out(ymm_reg) b,
|
|
|
|
|
);
|
|
|
|
|
}
|
|
|
|
|
b
|
|
|
|
|
}
|
