forked from OSchip/llvm-project
23 lines
703 B
LLVM
23 lines
703 B
LLVM
; RUN: llc < %s -march=x86 -mattr=+sse2 -o %t
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; RUN: grep movq %t | count 2
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; Used movq to load i64 into a v2i64 when the top i64 is 0.
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define <2 x i64> @foo1(i64* %y) nounwind {
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entry:
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%tmp1 = load i64* %y, align 8 ; <i64> [#uses=1]
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%s2v = insertelement <2 x i64> undef, i64 %tmp1, i32 0
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%loadl = shufflevector <2 x i64> zeroinitializer, <2 x i64> %s2v, <2 x i32> <i32 2, i32 1>
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ret <2 x i64> %loadl
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}
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define <4 x float> @foo2(i64* %p) nounwind {
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entry:
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%load = load i64* %p
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%s2v = insertelement <2 x i64> undef, i64 %load, i32 0
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%loadl = shufflevector <2 x i64> zeroinitializer, <2 x i64> %s2v, <2 x i32> <i32 2, i32 1>
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%0 = bitcast <2 x i64> %loadl to <4 x float>
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ret <4 x float> %0
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}
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