diff options
Diffstat (limited to 'src/test/codegen/float_math.rs')
-rw-r--r-- | src/test/codegen/float_math.rs | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/src/test/codegen/float_math.rs b/src/test/codegen/float_math.rs new file mode 100644 index 000000000..592e09452 --- /dev/null +++ b/src/test/codegen/float_math.rs @@ -0,0 +1,50 @@ +// compile-flags: -C no-prepopulate-passes + +#![crate_type = "lib"] +#![feature(core_intrinsics)] + +use std::intrinsics::{fadd_fast, fsub_fast, fmul_fast, fdiv_fast, frem_fast}; + +// CHECK-LABEL: @add +#[no_mangle] +pub fn add(x: f32, y: f32) -> f32 { +// CHECK: fadd float +// CHECK-NOT: fast + x + y +} + +// CHECK-LABEL: @addition +#[no_mangle] +pub fn addition(x: f32, y: f32) -> f32 { +// CHECK: fadd fast float + unsafe { + fadd_fast(x, y) + } +} + +// CHECK-LABEL: @subtraction +#[no_mangle] +pub fn subtraction(x: f32, y: f32) -> f32 { +// CHECK: fsub fast float + unsafe { + fsub_fast(x, y) + } +} + +// CHECK-LABEL: @multiplication +#[no_mangle] +pub fn multiplication(x: f32, y: f32) -> f32 { +// CHECK: fmul fast float + unsafe { + fmul_fast(x, y) + } +} + +// CHECK-LABEL: @division +#[no_mangle] +pub fn division(x: f32, y: f32) -> f32 { +// CHECK: fdiv fast float + unsafe { + fdiv_fast(x, y) + } +} |