1 ; Test conversions between different-sized float elements.
3 ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s
5 ; Test cases where both elements of a v2f64 are converted to f32s.
6 define void @f1(<2 x double> %val, <2 x float> *%ptr) {
8 ; CHECK: vledb {{%v[0-9]+}}, %v24, 0, 0
10 %res = fptrunc <2 x double> %val to <2 x float>
11 store <2 x float> %res, <2 x float> *%ptr
15 ; Test conversion of an f64 in a vector register to an f32.
16 define float @f2(<2 x double> %vec) {
18 ; CHECK: wledb %f0, %v24, 0, 0
20 %scalar = extractelement <2 x double> %vec, i32 0
21 %ret = fptrunc double %scalar to float
25 ; Test cases where even elements of a v4f32 are converted to f64s.
26 define <2 x double> @f3(<4 x float> %vec) {
28 ; CHECK: vldeb %v24, {{%v[0-9]+}}
30 %shuffle = shufflevector <4 x float> %vec, <4 x float> undef, <2 x i32> <i32 0, i32 2>
31 %res = fpext <2 x float> %shuffle to <2 x double>
35 ; Test conversion of an f32 in a vector register to an f64.
36 define double @f4(<4 x float> %vec) {
38 ; CHECK: wldeb %f0, %v24
40 %scalar = extractelement <4 x float> %vec, i32 0
41 %ret = fpext float %scalar to double