| ; RUN: llvm-upgrade < %s | llvm-as | opt -gcse -instcombine | \ |
| ; RUN: llvm-dis | not grep sub |
| |
| uint %test_extractelement(<4 x uint> %V) { |
| %R = extractelement <4 x uint> %V, uint 1 |
| %R2 = extractelement <4 x uint> %V, uint 1 |
| %V = sub uint %R, %R2 |
| ret uint %V |
| } |
| |
| <4 x uint> %test_insertelement(<4 x uint> %V) { |
| %R = insertelement <4 x uint> %V, uint 0, uint 0 |
| %R2 = insertelement <4 x uint> %V, uint 0, uint 0 |
| %x = sub <4 x uint> %R, %R2 |
| ret <4 x uint> %x |
| } |
| |
| <4 x uint> %test_shufflevector(<4 x uint> %V) { |
| %R = shufflevector <4 x uint> %V, <4 x uint> %V, |
| <4 x uint> < uint 1, uint undef, uint 7, uint 2> |
| %R2 = shufflevector <4 x uint> %V, <4 x uint> %V, |
| <4 x uint> < uint 1, uint undef, uint 7, uint 2> |
| %x = sub <4 x uint> %R, %R2 |
| ret <4 x uint> %x |
| } |
| |