77 lines
2.8 KiB
Rust
77 lines
2.8 KiB
Rust
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// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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#![feature(repr_simd, platform_intrinsics)]
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#![allow(non_camel_case_types)]
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#[repr(simd)]
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#[derive(Copy, Clone)]
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pub struct f32x4(pub f32, pub f32, pub f32, pub f32);
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#[repr(simd)]
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#[derive(Copy, Clone)]
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pub struct u32x4(pub u32, pub u32, pub u32, pub u32);
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extern "platform-intrinsic" {
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fn simd_reduce_add_ordered<T, U>(x: T, y: U) -> U;
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fn simd_reduce_mul_ordered<T, U>(x: T, y: U) -> U;
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fn simd_reduce_and<T, U>(x: T) -> U;
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fn simd_reduce_or<T, U>(x: T) -> U;
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fn simd_reduce_xor<T, U>(x: T) -> U;
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fn simd_reduce_all<T>(x: T) -> bool;
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fn simd_reduce_any<T>(x: T) -> bool;
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}
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fn main() {
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let x = u32x4(0, 0, 0, 0);
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let z = f32x4(0.0, 0.0, 0.0, 0.0);
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unsafe {
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simd_reduce_add_ordered(z, 0_f32);
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simd_reduce_mul_ordered(z, 1_f32);
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simd_reduce_add_ordered(z, 2_f32);
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//~^ ERROR accumulator of simd_reduce_add_ordered is not 0.0
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simd_reduce_mul_ordered(z, 3_f32);
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//~^ ERROR accumulator of simd_reduce_mul_ordered is not 1.0
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let _: f32 = simd_reduce_and(x);
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//~^ ERROR expected return type `u32` (element of input `u32x4`), found `f32`
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let _: f32 = simd_reduce_or(x);
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//~^ ERROR expected return type `u32` (element of input `u32x4`), found `f32`
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let _: f32 = simd_reduce_xor(x);
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//~^ ERROR expected return type `u32` (element of input `u32x4`), found `f32`
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let _: f32 = simd_reduce_and(z);
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//~^ ERROR unsupported simd_reduce_and from `f32x4` with element `f32` to `f32`
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let _: f32 = simd_reduce_or(z);
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//~^ ERROR unsupported simd_reduce_or from `f32x4` with element `f32` to `f32`
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let _: f32 = simd_reduce_xor(z);
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//~^ ERROR unsupported simd_reduce_xor from `f32x4` with element `f32` to `f32`
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let _: bool = simd_reduce_all(z);
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//~^ ERROR unsupported simd_reduce_all from `f32x4` with element `f32` to `bool`
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let _: bool = simd_reduce_any(z);
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//~^ ERROR unsupported simd_reduce_any from `f32x4` with element `f32` to `bool`
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foo(0_f32);
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}
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}
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#[inline(never)]
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unsafe fn foo(x: f32) {
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let z = f32x4(0.0, 0.0, 0.0, 0.0);
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simd_reduce_add_ordered(z, x);
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//~^ ERROR accumulator of simd_reduce_add_ordered is not a constant
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simd_reduce_mul_ordered(z, x);
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//~^ ERROR accumulator of simd_reduce_mul_ordered is not a constant
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}
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