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53 lines
2.1 KiB
LLVM
53 lines
2.1 KiB
LLVM
; RUN: opt < %s -scalarrepl -instcombine | \
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; RUN: llc -march=x86 -mcpu=yonah | not grep sub.*esp
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; This checks that various insert/extract idiom work without going to the
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; stack.
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target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:32:32"
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define void @test(<4 x float>* %F, float %f) {
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entry:
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%tmp = load <4 x float>* %F ; <<4 x float>> [#uses=2]
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%tmp3 = fadd <4 x float> %tmp, %tmp ; <<4 x float>> [#uses=1]
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%tmp10 = insertelement <4 x float> %tmp3, float %f, i32 0 ; <<4 x float>> [#uses=2]
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%tmp6 = fadd <4 x float> %tmp10, %tmp10 ; <<4 x float>> [#uses=1]
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store <4 x float> %tmp6, <4 x float>* %F
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ret void
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}
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define void @test2(<4 x float>* %F, float %f) {
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entry:
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%G = alloca <4 x float>, align 16 ; <<4 x float>*> [#uses=3]
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%tmp = load <4 x float>* %F ; <<4 x float>> [#uses=2]
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%tmp3 = fadd <4 x float> %tmp, %tmp ; <<4 x float>> [#uses=1]
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store <4 x float> %tmp3, <4 x float>* %G
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%tmp.upgrd.1 = getelementptr <4 x float>* %G, i32 0, i32 2 ; <float*> [#uses=1]
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store float %f, float* %tmp.upgrd.1
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%tmp4 = load <4 x float>* %G ; <<4 x float>> [#uses=2]
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%tmp6 = fadd <4 x float> %tmp4, %tmp4 ; <<4 x float>> [#uses=1]
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store <4 x float> %tmp6, <4 x float>* %F
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ret void
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}
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define void @test3(<4 x float>* %F, float* %f) {
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entry:
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%G = alloca <4 x float>, align 16 ; <<4 x float>*> [#uses=2]
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%tmp = load <4 x float>* %F ; <<4 x float>> [#uses=2]
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%tmp3 = fadd <4 x float> %tmp, %tmp ; <<4 x float>> [#uses=1]
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store <4 x float> %tmp3, <4 x float>* %G
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%tmp.upgrd.2 = getelementptr <4 x float>* %G, i32 0, i32 2 ; <float*> [#uses=1]
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%tmp.upgrd.3 = load float* %tmp.upgrd.2 ; <float> [#uses=1]
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store float %tmp.upgrd.3, float* %f
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ret void
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}
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define void @test4(<4 x float>* %F, float* %f) {
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entry:
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%tmp = load <4 x float>* %F ; <<4 x float>> [#uses=2]
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%tmp5.lhs = extractelement <4 x float> %tmp, i32 0 ; <float> [#uses=1]
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%tmp5.rhs = extractelement <4 x float> %tmp, i32 0 ; <float> [#uses=1]
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%tmp5 = fadd float %tmp5.lhs, %tmp5.rhs ; <float> [#uses=1]
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store float %tmp5, float* %f
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ret void
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}
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