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-rw-r--r--tests/codegen/simd-intrinsic/simd-intrinsic-transmute-array.rs51
1 files changed, 47 insertions, 4 deletions
diff --git a/tests/codegen/simd-intrinsic/simd-intrinsic-transmute-array.rs b/tests/codegen/simd-intrinsic/simd-intrinsic-transmute-array.rs
index 7c77398df..fd488a14b 100644
--- a/tests/codegen/simd-intrinsic/simd-intrinsic-transmute-array.rs
+++ b/tests/codegen/simd-intrinsic/simd-intrinsic-transmute-array.rs
@@ -4,7 +4,8 @@
#![crate_type = "lib"]
#![allow(non_camel_case_types)]
-#![feature(repr_simd, platform_intrinsics, min_const_generics)]
+#![feature(repr_simd, platform_intrinsics)]
+#![feature(inline_const)]
#[repr(simd)]
#[derive(Copy, Clone)]
@@ -18,23 +19,65 @@ pub struct T([f32; 4]);
#[derive(Copy, Clone)]
pub struct U(f32, f32, f32, f32);
+// CHECK-LABEL: @array_align(
+#[no_mangle]
+pub fn array_align() -> usize {
+ // CHECK: ret [[USIZE:i[0-9]+]] [[ARRAY_ALIGN:[0-9]+]]
+ const { std::mem::align_of::<f32>() }
+}
+
+// CHECK-LABEL: @vector_align(
+#[no_mangle]
+pub fn vector_align() -> usize {
+ // CHECK: ret [[USIZE]] [[VECTOR_ALIGN:[0-9]+]]
+ const { std::mem::align_of::<U>() }
+}
+
// CHECK-LABEL: @build_array_s
#[no_mangle]
pub fn build_array_s(x: [f32; 4]) -> S<4> {
- // CHECK: call void @llvm.memcpy.{{.+}}({{.*}}, i{{[0-9]+}} 16, i1 false)
+ // CHECK: call void @llvm.memcpy.{{.+}}({{.*}} align [[VECTOR_ALIGN]] {{.*}} align [[ARRAY_ALIGN]] {{.*}}, [[USIZE]] 16, i1 false)
S::<4>(x)
}
+// CHECK-LABEL: @build_array_transmute_s
+#[no_mangle]
+pub fn build_array_transmute_s(x: [f32; 4]) -> S<4> {
+ // CHECK: %[[VAL:.+]] = load <4 x float>, {{ptr %x|.+>\* %.+}}, align [[ARRAY_ALIGN]]
+ // CHECK: store <4 x float> %[[VAL:.+]], {{ptr %0|.+>\* %.+}}, align [[VECTOR_ALIGN]]
+ unsafe { std::mem::transmute(x) }
+}
+
// CHECK-LABEL: @build_array_t
#[no_mangle]
pub fn build_array_t(x: [f32; 4]) -> T {
- // CHECK: call void @llvm.memcpy.{{.+}}({{.*}}, i{{[0-9]+}} 16, i1 false)
+ // CHECK: call void @llvm.memcpy.{{.+}}({{.*}} align [[VECTOR_ALIGN]] {{.*}} align [[ARRAY_ALIGN]] {{.*}}, [[USIZE]] 16, i1 false)
T(x)
}
+// CHECK-LABEL: @build_array_transmute_t
+#[no_mangle]
+pub fn build_array_transmute_t(x: [f32; 4]) -> T {
+ // CHECK: %[[VAL:.+]] = load <4 x float>, {{ptr %x|.+>\* %.+}}, align [[ARRAY_ALIGN]]
+ // CHECK: store <4 x float> %[[VAL:.+]], {{ptr %0|.+>\* %.+}}, align [[VECTOR_ALIGN]]
+ unsafe { std::mem::transmute(x) }
+}
+
// CHECK-LABEL: @build_array_u
#[no_mangle]
pub fn build_array_u(x: [f32; 4]) -> U {
- // CHECK: call void @llvm.memcpy.{{.+}}({{.*}}, i{{[0-9]+}} 16, i1 false)
+ // CHECK: store float %a, {{.+}}, align [[VECTOR_ALIGN]]
+ // CHECK: store float %b, {{.+}}, align [[ARRAY_ALIGN]]
+ // CHECK: store float %c, {{.+}}, align
+ // CHECK: store float %d, {{.+}}, align [[ARRAY_ALIGN]]
+ let [a, b, c, d] = x;
+ U(a, b, c, d)
+}
+
+// CHECK-LABEL: @build_array_transmute_u
+#[no_mangle]
+pub fn build_array_transmute_u(x: [f32; 4]) -> U {
+ // CHECK: %[[VAL:.+]] = load <4 x float>, {{ptr %x|.+>\* %.+}}, align [[ARRAY_ALIGN]]
+ // CHECK: store <4 x float> %[[VAL:.+]], {{ptr %0|.+>\* %.+}}, align [[VECTOR_ALIGN]]
unsafe { std::mem::transmute(x) }
}