Fix a bogus splat xform:
shuffle <undef, undef, x, undef>, <undef, undef, undef, undef>, <2, 2, 2, 2>
!=
<undef, undef, x, undef>
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42111 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-18 21:54:37 +00:00
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; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse2 | grep 170
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2007-09-18 22:56:31 +00:00
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define i16 @f(<4 x float>* %tmp116117.i1061.i) {
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Fix a bogus splat xform:
shuffle <undef, undef, x, undef>, <undef, undef, undef, undef>, <2, 2, 2, 2>
!=
<undef, undef, x, undef>
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42111 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-18 21:54:37 +00:00
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entry:
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alloca [4 x <4 x float>] ; <[4 x <4 x float>]*>:0 [#uses=167]
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alloca [4 x <4 x float>] ; <[4 x <4 x float>]*>:1 [#uses=170]
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alloca [4 x <4 x i32>] ; <[4 x <4 x i32>]*>:2 [#uses=12]
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%.sub6235.i = getelementptr [4 x <4 x float>]* %0, i32 0, i32 0 ; <<4 x float>*> [#uses=76]
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%.sub.i = getelementptr [4 x <4 x float>]* %1, i32 0, i32 0 ; <<4 x float>*> [#uses=59]
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%tmp124.i1062.i = getelementptr <4 x float>* %tmp116117.i1061.i, i32 63 ; <<4 x float>*> [#uses=1]
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%tmp125.i1063.i = load <4 x float>* %tmp124.i1062.i ; <<4 x float>> [#uses=5]
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%tmp828.i1077.i = shufflevector <4 x float> %tmp125.i1063.i, <4 x float> undef, <4 x i32> < i32 1, i32 1, i32 1, i32 1 > ; <<4 x float>> [#uses=4]
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%tmp704.i1085.i = load <4 x float>* %.sub6235.i ; <<4 x float>> [#uses=1]
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%tmp712.i1086.i = call <4 x float> @llvm.x86.sse.max.ps( <4 x float> %tmp704.i1085.i, <4 x float> %tmp828.i1077.i ) ; <<4 x float>> [#uses=1]
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store <4 x float> %tmp712.i1086.i, <4 x float>* %.sub.i
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%tmp2587.i1145.gep.i = getelementptr [4 x <4 x float>]* %1, i32 0, i32 0, i32 2 ; <float*> [#uses=1]
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%tmp5334.i = load float* %tmp2587.i1145.gep.i ; <float> [#uses=5]
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%tmp2723.i1170.i = insertelement <4 x float> undef, float %tmp5334.i, i32 2 ; <<4 x float>> [#uses=5]
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store <4 x float> %tmp2723.i1170.i, <4 x float>* %.sub6235.i
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%tmp1406.i1367.i = shufflevector <4 x float> %tmp2723.i1170.i, <4 x float> undef, <4 x i32> < i32 2, i32 2, i32 2, i32 2 > ; <<4 x float>> [#uses=1]
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%tmp84.i1413.i = load <4 x float>* %.sub6235.i ; <<4 x float>> [#uses=1]
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%tmp89.i1415.i = mul <4 x float> %tmp84.i1413.i, %tmp1406.i1367.i ; <<4 x float>> [#uses=1]
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store <4 x float> %tmp89.i1415.i, <4 x float>* %.sub.i
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ret i16 0
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}
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declare <4 x float> @llvm.x86.sse.max.ps(<4 x float>, <4 x float>)
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