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1; RUN: llc -mtriple=amdgcn -mcpu=gfx600 < %s | FileCheck %s2; RUN: llc -mtriple=amdgcn -mcpu=gfx700 < %s | FileCheck %s3; RUN: llc -mtriple=amdgcn -mcpu=gfx1100 < %s | FileCheck %s4 5; On gfx6 and gfx7, this test shows a bug in SelectionDAG where scalarizing the6; extension of a vector of f16 generates an illegal node that errors later.7 8; CHECK-LABEL: {{^}}main:9; CHECK: v_cvt_f32_f1610 11define amdgpu_gs void @main(i32 inreg %arg) local_unnamed_addr #0 {12.entry:13 %tmp = load volatile float, ptr addrspace(1) poison14 %tmp1 = bitcast float %tmp to i3215 %im0.i = lshr i32 %tmp1, 1616 %tmp2 = insertelement <2 x i32> poison, i32 %im0.i, i32 117 %tmp3 = trunc <2 x i32> %tmp2 to <2 x i16>18 %tmp4 = bitcast <2 x i16> %tmp3 to <2 x half>19 %tmp5 = fpext <2 x half> %tmp4 to <2 x float>20 %bc = bitcast <2 x float> %tmp5 to <2 x i32>21 %tmp6 = extractelement <2 x i32> %bc, i32 122 store volatile i32 %tmp6, ptr addrspace(1) poison23 ret void24}25 26attributes #0 = { nounwind }27