diff options
Diffstat (limited to 'test/Transforms/InstCombine/vec_insert_to_shuffle.ll')
| -rw-r--r-- | test/Transforms/InstCombine/vec_insert_to_shuffle.ll | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/vec_insert_to_shuffle.ll b/test/Transforms/InstCombine/vec_insert_to_shuffle.ll new file mode 100644 index 0000000..54ac882 --- /dev/null +++ b/test/Transforms/InstCombine/vec_insert_to_shuffle.ll @@ -0,0 +1,18 @@ +; RUN: llvm-upgrade < %s | llvm-as | opt -instcombine | llvm-dis | \ +; RUN: grep shufflevec | wc -l | grep 1 +; RUN: llvm-upgrade < %s | llvm-as | opt -instcombine | llvm-dis | \ +; RUN: not grep insertelement +; RUN: llvm-upgrade < %s | llvm-as | opt -instcombine | llvm-dis | \ +; RUN: not grep extractelement +; END. + +<4 x float> %test(<4 x float> %tmp, <4 x float> %tmp1) { + %tmp4 = extractelement <4 x float> %tmp, uint 1 ; <float> [#uses=1] + %tmp2 = extractelement <4 x float> %tmp, uint 3 ; <float> [#uses=1] + %tmp1 = extractelement <4 x float> %tmp1, uint 0 ; <float> [#uses=1] + %tmp128 = insertelement <4 x float> undef, float %tmp4, uint 0 ; <<4 x float>> [#uses=1] + %tmp130 = insertelement <4 x float> %tmp128, float undef, uint 1 ; <<4 x float>> [#uses=1] + %tmp132 = insertelement <4 x float> %tmp130, float %tmp2, uint 2 ; <<4 x float>> [#uses=1] + %tmp134 = insertelement <4 x float> %tmp132, float %tmp1, uint 3 ; <<4 x float>> [#uses=1] + ret <4 x float> %tmp134 +} |