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7a5e55509b
on x86 to handle more cases. Fix a bug in said code that would cause it to read past the end of an object. Rewrite the code in SelectionDAGLegalize::ExpandBUILD_VECTOR to be a bit more general. Remove PerformBuildVectorCombine, which is no longer necessary with these changes. In addition to simplifying the code, with this change, we can now catch a few more cases of consecutive loads. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73012 91177308-0d34-0410-b5e6-96231b3b80d8
13 lines
580 B
LLVM
13 lines
580 B
LLVM
; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse2 -o %t -f
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; RUN: grep movss %t | count 1
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; RUN: grep movq %t | count 1
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; RUN: grep shufps %t | count 1
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define <4 x float> @test(float %a, float %b, float %c) nounwind {
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%tmp = insertelement <4 x float> zeroinitializer, float %a, i32 1 ; <<4 x float>> [#uses=1]
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%tmp8 = insertelement <4 x float> %tmp, float %b, i32 2 ; <<4 x float>> [#uses=1]
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%tmp10 = insertelement <4 x float> %tmp8, float %c, i32 3 ; <<4 x float>> [#uses=1]
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ret <4 x float> %tmp10
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}
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