| ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z14 | FileCheck %s |
| ; |
| ; Test that vperm is not used if a single unpack is enough. |
| |
| define <4 x i32> @fun0(<4 x i32>* %Src) nounwind { |
| ; CHECK-LABEL: fun0: |
| ; CHECK-NOT: vperm |
| %tmp = load <4 x i32>, <4 x i32>* %Src |
| %tmp2 = shufflevector <4 x i32> zeroinitializer, <4 x i32> %tmp, <4 x i32> <i32 0, i32 4, i32 2, i32 5> |
| ret <4 x i32> %tmp2 |
| } |
| |
| define void @fun1(i8 %Src, <32 x i8>* %Dst) nounwind { |
| ; CHECK-LABEL: fun1: |
| ; CHECK-NOT: vperm |
| %I0 = insertelement <16 x i8> undef, i8 %Src, i32 0 |
| %I1 = insertelement <16 x i8> %I0, i8 %Src, i32 1 |
| %I2 = insertelement <16 x i8> %I1, i8 %Src, i32 2 |
| %I3 = insertelement <16 x i8> %I2, i8 %Src, i32 3 |
| %I4 = insertelement <16 x i8> %I3, i8 %Src, i32 4 |
| %I5 = insertelement <16 x i8> %I4, i8 %Src, i32 5 |
| %I6 = insertelement <16 x i8> %I5, i8 %Src, i32 6 |
| %I7 = insertelement <16 x i8> %I6, i8 %Src, i32 7 |
| %I8 = insertelement <16 x i8> %I7, i8 %Src, i32 8 |
| %I9 = insertelement <16 x i8> %I8, i8 %Src, i32 9 |
| %I10 = insertelement <16 x i8> %I9, i8 %Src, i32 10 |
| %I11 = insertelement <16 x i8> %I10, i8 %Src, i32 11 |
| %I12 = insertelement <16 x i8> %I11, i8 %Src, i32 12 |
| %I13 = insertelement <16 x i8> %I12, i8 %Src, i32 13 |
| %I14 = insertelement <16 x i8> %I13, i8 %Src, i32 14 |
| %I15 = insertelement <16 x i8> %I14, i8 %Src, i32 15 |
| |
| %tmp = shufflevector <16 x i8> zeroinitializer, |
| <16 x i8> %I15, |
| <32 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, |
| i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15, |
| i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23, |
| i32 24, i32 25, i32 26, i32 27, i32 28, i32 29, i32 30, i32 31> |
| %tmp9 = shufflevector <32 x i8> undef, |
| <32 x i8> %tmp, |
| <32 x i32> <i32 33, i32 32, i32 48, i32 49, i32 1, i32 17, i32 50, i32 51, |
| i32 2, i32 18, i32 52, i32 53, i32 3, i32 19, i32 54, i32 55, |
| i32 4, i32 20, i32 56, i32 57, i32 5, i32 21, i32 58, i32 59, |
| i32 6, i32 22, i32 60, i32 61, i32 7, i32 62, i32 55, i32 63> |
| |
| store <32 x i8> %tmp9, <32 x i8>* %Dst |
| ret void |
| } |
| |