1 // compile-flags: -C no-prepopulate-passes
2 // ignore-tidy-linelength
6 #![feature(repr_simd, platform_intrinsics)]
7 #![allow(non_camel_case_types)]
10 #[derive(Copy, Clone)]
11 pub struct u32x2(u32, u32);
14 #[derive(Copy, Clone)]
15 pub struct i32x2(i32, i32);
18 #[derive(Copy, Clone)]
20 i8, i8, i8, i8, i8, i8, i8, i8,
21 i8, i8, i8, i8, i8, i8, i8, i8,
25 extern "platform-intrinsic" {
26 fn simd_bitmask<T, U>(x: T) -> U;
29 // CHECK-LABEL: @bitmask_int
31 pub unsafe fn bitmask_int(x: i32x2) -> u8 {
32 // CHECK: [[A:%[0-9]+]] = lshr <2 x i32> %{{[0-9a-z]+}}, <i32 31, i32 31>
33 // CHECK: [[B:%[0-9]+]] = trunc <2 x i32> [[A]] to <2 x i1>
34 // CHECK: [[C:%[0-9]+]] = bitcast <2 x i1> [[B]] to i2
35 // CHECK: %{{[0-9]+}} = zext i2 [[C]] to i8
39 // CHECK-LABEL: @bitmask_uint
41 pub unsafe fn bitmask_uint(x: u32x2) -> u8 {
42 // CHECK: [[A:%[0-9]+]] = lshr <2 x i32> %{{[0-9a-z]+}}, <i32 31, i32 31>
43 // CHECK: [[B:%[0-9]+]] = trunc <2 x i32> [[A]] to <2 x i1>
44 // CHECK: [[C:%[0-9]+]] = bitcast <2 x i1> [[B]] to i2
45 // CHECK: %{{[0-9]+}} = zext i2 [[C]] to i8
49 // CHECK-LABEL: @bitmask_int16
51 pub unsafe fn bitmask_int16(x: i8x16) -> u16 {
52 // CHECK: [[A:%[0-9]+]] = lshr <16 x i8> %{{[0-9a-z]+}}, <i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7>
53 // CHECK: [[B:%[0-9]+]] = trunc <16 x i8> [[A]] to <16 x i1>
54 // CHECK: %{{[0-9]+}} = bitcast <16 x i1> [[B]] to i16