1; Test conversions between different-sized float elements. 2; 3; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s 4 5; Test cases where both elements of a v2f64 are converted to f32s. 6define void @f1(<2 x double> %val, <2 x float> *%ptr) { 7; CHECK-LABEL: f1: 8; CHECK: vledb {{%v[0-9]+}}, %v24, 0, 0 9; CHECK: br %r14 10 %res = fptrunc <2 x double> %val to <2 x float> 11 store <2 x float> %res, <2 x float> *%ptr 12 ret void 13} 14 15; Test conversion of an f64 in a vector register to an f32. 16define float @f2(<2 x double> %vec) { 17; CHECK-LABEL: f2: 18; CHECK: wledb %f0, %v24, 0, 0 19; CHECK: br %r14 20 %scalar = extractelement <2 x double> %vec, i32 0 21 %ret = fptrunc double %scalar to float 22 ret float %ret 23} 24 25; Test cases where even elements of a v4f32 are converted to f64s. 26define <2 x double> @f3(<4 x float> %vec) { 27; CHECK-LABEL: f3: 28; CHECK: vldeb %v24, {{%v[0-9]+}} 29; CHECK: br %r14 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> 32 ret <2 x double> %res 33} 34 35; Test conversion of an f32 in a vector register to an f64. 36define double @f4(<4 x float> %vec) { 37; CHECK-LABEL: f4: 38; CHECK: wldeb %f0, %v24 39; CHECK: br %r14 40 %scalar = extractelement <4 x float> %vec, i32 0 41 %ret = fpext float %scalar to double 42 ret double %ret 43} 44 45