61 lines
1.4 KiB
Rust
61 lines
1.4 KiB
Rust
// Copyright 2016 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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// compile-flags: -C no-prepopulate-passes
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#![crate_type = "lib"]
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#![feature(core_intrinsics)]
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use std::intrinsics::{fadd_fast, fsub_fast, fmul_fast, fdiv_fast, frem_fast};
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// CHECK-LABEL: @add
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#[no_mangle]
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pub fn add(x: f32, y: f32) -> f32 {
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// CHECK: fadd float
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// CHECK-NOT: fast
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x + y
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}
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// CHECK-LABEL: @addition
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#[no_mangle]
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pub fn addition(x: f32, y: f32) -> f32 {
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// CHECK: fadd fast float
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unsafe {
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fadd_fast(x, y)
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}
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}
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// CHECK-LABEL: @subtraction
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#[no_mangle]
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pub fn subtraction(x: f32, y: f32) -> f32 {
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// CHECK: fsub fast float
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unsafe {
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fsub_fast(x, y)
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}
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}
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// CHECK-LABEL: @multiplication
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#[no_mangle]
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pub fn multiplication(x: f32, y: f32) -> f32 {
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// CHECK: fmul fast float
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unsafe {
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fmul_fast(x, y)
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}
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}
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// CHECK-LABEL: @division
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#[no_mangle]
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pub fn division(x: f32, y: f32) -> f32 {
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// CHECK: fdiv fast float
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unsafe {
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fdiv_fast(x, y)
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}
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}
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