105 lines
3.3 KiB
Rust
105 lines
3.3 KiB
Rust
// xfail-fast
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// Copyright 2012 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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extern mod std;
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use std::cmp::FuzzyEq;
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#[abi = "rust-intrinsic"]
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extern mod rusti {
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fn sqrtf32(x: f32) -> f32;
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fn sqrtf64(x: f64) -> f64;
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fn powif32(a: f32, x: i32) -> f32;
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fn powif64(a: f64, x: i32) -> f64;
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fn sinf32(x: f32) -> f32;
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fn sinf64(x: f64) -> f64;
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fn cosf32(x: f32) -> f32;
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fn cosf64(x: f64) -> f64;
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fn powf32(a: f32, x: f32) -> f32;
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fn powf64(a: f64, x: f64) -> f64;
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fn expf32(x: f32) -> f32;
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fn expf64(x: f64) -> f64;
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fn exp2f32(x: f32) -> f32;
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fn exp2f64(x: f64) -> f64;
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fn logf32(x: f32) -> f32;
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fn logf64(x: f64) -> f64;
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fn log10f32(x: f32) -> f32;
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fn log10f64(x: f64) -> f64;
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fn log2f32(x: f32) -> f32;
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fn log2f64(x: f64) -> f64;
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fn fmaf32(a: f32, b: f32, c: f32) -> f32;
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fn fmaf64(a: f64, b: f64, c: f64) -> f64;
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fn fabsf32(x: f32) -> f32;
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fn fabsf64(x: f64) -> f64;
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fn floorf32(x: f32) -> f32;
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fn floorf64(x: f64) -> f64;
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fn ceilf32(x: f32) -> f32;
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fn ceilf64(x: f64) -> f64;
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fn truncf32(x: f32) -> f32;
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fn truncf64(x: f64) -> f64;
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}
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fn main() {
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use rusti::*;
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assert(sqrtf32(64f32).fuzzy_eq(&8f32));
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assert(sqrtf64(64f64).fuzzy_eq(&8f64));
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assert(powif32(25f32, -2i32).fuzzy_eq(&0.0016f32));
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assert(powif64(23.2f64, 2i32).fuzzy_eq(&538.24f64));
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assert(sinf32(0f32).fuzzy_eq(&0f32));
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assert(sinf64(f64::consts::pi / 2f64).fuzzy_eq(&1f64));
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assert(cosf32(0f32).fuzzy_eq(&1f32));
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assert(cosf64(f64::consts::pi * 2f64).fuzzy_eq(&1f64));
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assert(powf32(25f32, -2f32).fuzzy_eq(&0.0016f32));
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assert(powf64(400f64, 0.5f64).fuzzy_eq(&20f64));
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assert(fabsf32(expf32(1f32) - f32::consts::e).fuzzy_eq(&0f32));
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assert(expf64(1f64).fuzzy_eq(&f64::consts::e));
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assert(exp2f32(10f32).fuzzy_eq(&1024f32));
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assert(exp2f64(50f64).fuzzy_eq(&1125899906842624f64));
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assert(fabsf32(logf32(f32::consts::e) - 1f32).fuzzy_eq(&0f32));
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assert(logf64(1f64).fuzzy_eq(&0f64));
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assert(log10f32(10f32).fuzzy_eq(&1f32));
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assert(log10f64(f64::consts::e).fuzzy_eq(&f64::consts::log10_e));
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assert(log2f32(8f32).fuzzy_eq(&3f32));
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assert(log2f64(f64::consts::e).fuzzy_eq(&f64::consts::log2_e));
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assert(fmaf32(1.0f32, 2.0f32, 5.0f32).fuzzy_eq(&7.0f32));
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assert(fmaf64(0.0f64, -2.0f64, f64::consts::e).fuzzy_eq(&f64::consts::e));
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assert(fabsf32(-1.0f32).fuzzy_eq(&1.0f32));
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assert(fabsf64(34.2f64).fuzzy_eq(&34.2f64));
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assert(floorf32(3.8f32).fuzzy_eq(&3.0f32));
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assert(floorf64(-1.1f64).fuzzy_eq(&-2.0f64));
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// Causes linker error
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// undefined reference to llvm.ceil.f32/64
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//assert(ceilf32(-2.3f32) == -2.0f32);
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//assert(ceilf64(3.8f64) == 4.0f64);
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// Causes linker error
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// undefined reference to llvm.trunc.f32/64
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//assert(truncf32(0.1f32) == 0.0f32);
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//assert(truncf64(-0.1f64) == 0.0f64);
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}
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