reduce vec_shuffle2 and merge into vec_shuffle.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83807 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Transforms/InstCombine/vec_shuffle.ll b/test/Transforms/InstCombine/vec_shuffle.ll
index 8c35154aeb446e08edb4e617eca4c1ed3a8b5fe2..29adc1e208903a3f3f1e508875d020c54992971f 100644 (file)
--- a/test/Transforms/InstCombine/vec_shuffle.ll
+++ b/test/Transforms/InstCombine/vec_shuffle.ll
@@ -77,3 +77,13 @@ define <4 x float> @test8(<4 x float> %tmp, <4 x float> %tmp1) {
         ret <4 x float> %tmp134
 }
 
+; Test fold of two shuffles where the first shuffle vectors inputs are a
+; different length then the second.
+define <4 x i8> @test9(<16 x i8> %tmp6) nounwind {
+; CHECK: @test9
+; CHECK-NEXT: shufflevector
+; CHECK-NEXT: ret
+       %tmp7 = shufflevector <16 x i8> %tmp6, <16 x i8> undef, <4 x i32> < i32 13, i32 9, i32 4, i32 13 >              ; <<4 x i8>> [#uses=1]
+       %tmp9 = shufflevector <4 x i8> %tmp7, <4 x i8> undef, <4 x i32> < i32 3, i32 1, i32 2, i32 0 >          ; <<4 x i8>> [#uses=1]
+       ret <4 x i8> %tmp9
+}
\ No newline at end of file

diff --git a/test/Transforms/InstCombine/vec_shuffle2.ll b/test/Transforms/InstCombine/vec_shuffle2.ll
deleted file mode 100644 (file)
index 5f437b3..0000000
--- a/test/Transforms/InstCombine/vec_shuffle2.ll
+++ /dev/null
@@ -1,19 +0,0 @@
-; RUN: opt < %s -instcombine -S | grep undef | count 1
-; END.
-
-; Test fold of two shuffles where the first shuffle vectors inputs are a
-; different length then the second.
-
-define void @test_cl(<4 x i8> addrspace(1)* %dest, <16 x i8> addrspace(1)* %old) nounwind {
-entry:
-       %arrayidx = getelementptr <4 x i8> addrspace(1)* %dest, i32 0           ; <<4 x i8> addrspace(1)*> [#uses=1]
-       %arrayidx5 = getelementptr <16 x i8> addrspace(1)* %old, i32 0          ; <<16 x i8> addrspace(1)*> [#uses=1]
-       %tmp6 = load <16 x i8> addrspace(1)* %arrayidx5         ; <<16 x i8>> [#uses=1]
-       %tmp7 = shufflevector <16 x i8> %tmp6, <16 x i8> undef, <4 x i32> < i32 13, i32 9, i32 4, i32 13 >              ; <<4 x i8>> [#uses=1]
-       %tmp9 = shufflevector <4 x i8> %tmp7, <4 x i8> undef, <4 x i32> < i32 3, i32 1, i32 2, i32 0 >          ; <<4 x i8>> [#uses=1]
-       store <4 x i8> %tmp9, <4 x i8> addrspace(1)* %arrayidx
-       ret void
-
-return:                ; preds = %entry
-       ret void
-}
\ No newline at end of file