forked from OSchip/llvm-project
57 lines
2.2 KiB
LLVM
57 lines
2.2 KiB
LLVM
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s
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; Test that a replicate of a load gets folded to vlrep also in cases where
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; the load has multiple users.
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; CHECK-NOT: vrep
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define double @fun(double* %Vsrc, <2 x double> %T) {
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entry:
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%Vgep1 = getelementptr double, double* %Vsrc, i64 0
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%Vld1 = load double, double* %Vgep1
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%Vgep2 = getelementptr double, double* %Vsrc, i64 1
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%Vld2 = load double, double* %Vgep2
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%Vgep3 = getelementptr double, double* %Vsrc, i64 2
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%Vld3 = load double, double* %Vgep3
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%Vgep4 = getelementptr double, double* %Vsrc, i64 3
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%Vld4 = load double, double* %Vgep4
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%Vgep5 = getelementptr double, double* %Vsrc, i64 4
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%Vld5 = load double, double* %Vgep5
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%Vgep6 = getelementptr double, double* %Vsrc, i64 5
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%Vld6 = load double, double* %Vgep6
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%V19 = insertelement <2 x double> undef, double %Vld1, i32 0
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%V20 = shufflevector <2 x double> %V19, <2 x double> undef, <2 x i32> zeroinitializer
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%V21 = insertelement <2 x double> undef, double %Vld4, i32 0
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%V22 = insertelement <2 x double> %V21, double %Vld5, i32 1
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%V23 = fmul <2 x double> %V20, %V22
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%V24 = fadd <2 x double> %T, %V23
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%V25 = insertelement <2 x double> %V19, double %Vld2, i32 1
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%V26 = insertelement <2 x double> undef, double %Vld6, i32 0
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%V27 = insertelement <2 x double> %V26, double %Vld6, i32 1
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%V28 = fmul <2 x double> %V25, %V27
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%V29 = fadd <2 x double> %T, %V28
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%V30 = insertelement <2 x double> undef, double %Vld2, i32 0
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%V31 = shufflevector <2 x double> %V30, <2 x double> undef, <2 x i32> zeroinitializer
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%V32 = insertelement <2 x double> undef, double %Vld5, i32 0
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%V33 = insertelement <2 x double> %V32, double %Vld6, i32 1
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%V34 = fmul <2 x double> %V31, %V33
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%V35 = fadd <2 x double> %T, %V34
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%V36 = insertelement <2 x double> undef, double %Vld3, i32 0
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%V37 = shufflevector <2 x double> %V36, <2 x double> undef, <2 x i32> zeroinitializer
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%V38 = fmul <2 x double> %V37, %V22
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%V39 = fadd <2 x double> %T, %V38
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%Vmul37 = fmul double %Vld3, %Vld6
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%Vadd38 = fadd double %Vmul37, %Vmul37
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%VA0 = fadd <2 x double> %V24, %V29
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%VA1 = fadd <2 x double> %VA0, %V35
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%VA2 = fadd <2 x double> %VA1, %V39
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%VE0 = extractelement <2 x double> %VA2, i32 0
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%VS1 = fadd double %VE0, %Vadd38
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ret double %VS1
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}
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