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. 6 define 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. 16 define float @f2(<2 x double> %vec) { 17 ; CHECK-LABEL: f2: 18 ; CHECK: wledb %f0, %v24 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 conversion of an f32 in a vector register to an f64. 26 define double @f3(<4 x float> %vec) { 27 ; CHECK-LABEL: f3: 28 ; CHECK: wldeb %f0, %v24 29 ; CHECK: br %r14 30 %scalar = extractelement <4 x float> %vec, i32 0 31 %ret = fpext float %scalar to double 32 ret double %ret 33 } 34
