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d4b463b0dc
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. llvm-svn: 73012
13 lines
404 B
LLVM
13 lines
404 B
LLVM
; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse2 | grep movq
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define <4 x float> @a(<4 x float> %a, float* nocapture %p) nounwind readonly {
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entry:
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%tmp1 = load float* %p
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%vecins = insertelement <4 x float> undef, float %tmp1, i32 0
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%add.ptr = getelementptr float* %p, i32 1
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%tmp5 = load float* %add.ptr
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%vecins7 = insertelement <4 x float> %vecins, float %tmp5, i32 1
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ret <4 x float> %vecins7
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}
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