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      1 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128"
      2 ; RUN: opt < %s -bb-vectorize -bb-vectorize-req-chain-depth=3 -bb-vectorize-ignore-target-info -instcombine -gvn -S | FileCheck %s
      3 ; RUN: opt < %s -bb-vectorize -bb-vectorize-req-chain-depth=3 -bb-vectorize-no-bools -bb-vectorize-ignore-target-info -instcombine -gvn -S | FileCheck %s -check-prefix=CHECK-NB
      4 
      5 ; Basic depth-3 chain with select
      6 define double @test1(double %A1, double %A2, double %B1, double %B2, i1 %C1, i1 %C2) {
      7 ; CHECK-LABEL: @test1(
      8 ; CHECK: %X1.v.i1.1 = insertelement <2 x double> undef, double %B1, i32 0
      9 ; CHECK: %X1.v.i1.2 = insertelement <2 x double> %X1.v.i1.1, double %B2, i32 1
     10 ; CHECK: %X1.v.i0.1 = insertelement <2 x double> undef, double %A1, i32 0
     11 ; CHECK: %X1.v.i0.2 = insertelement <2 x double> %X1.v.i0.1, double %A2, i32 1
     12 	%X1 = fsub double %A1, %B1
     13 	%X2 = fsub double %A2, %B2
     14 ; CHECK: %X1 = fsub <2 x double> %X1.v.i0.2, %X1.v.i1.2
     15 	%Y1 = fmul double %X1, %A1
     16 	%Y2 = fmul double %X2, %A2
     17 ; CHECK: %Y1 = fmul <2 x double> %X1, %X1.v.i0.2
     18         %Z1 = select i1 %C1, double %Y1, double %B1
     19         %Z2 = select i1 %C2, double %Y2, double %B2
     20 ; CHECK: %Z1.v.i0.1 = insertelement <2 x i1> undef, i1 %C1, i32 0
     21 ; CHECK: %Z1.v.i0.2 = insertelement <2 x i1> %Z1.v.i0.1, i1 %C2, i32 1
     22 ; CHECK: %Z1 = select <2 x i1> %Z1.v.i0.2, <2 x double> %Y1, <2 x double> %X1.v.i1.2
     23 	%R  = fmul double %Z1, %Z2
     24 ; CHECK: %Z1.v.r1 = extractelement <2 x double> %Z1, i32 0
     25 ; CHECK: %Z1.v.r2 = extractelement <2 x double> %Z1, i32 1
     26 ; CHECK: %R = fmul double %Z1.v.r1, %Z1.v.r2
     27 	ret double %R
     28 ; CHECK: ret double %R
     29 }
     30 
     31 ; Basic depth-3 chain with select (and vect. compare)
     32 define double @test2(double %A1, double %A2, double %B1, double %B2) {
     33 ; CHECK-LABEL: @test2(
     34 ; CHECK-NB-LABEL: @test2(
     35 ; CHECK: %X1.v.i1.1 = insertelement <2 x double> undef, double %B1, i32 0
     36 ; CHECK: %X1.v.i1.2 = insertelement <2 x double> %X1.v.i1.1, double %B2, i32 1
     37 ; CHECK: %X1.v.i0.1 = insertelement <2 x double> undef, double %A1, i32 0
     38 ; CHECK: %X1.v.i0.2 = insertelement <2 x double> %X1.v.i0.1, double %A2, i32 1
     39 	%X1 = fsub double %A1, %B1
     40 	%X2 = fsub double %A2, %B2
     41 ; CHECK: %X1 = fsub <2 x double> %X1.v.i0.2, %X1.v.i1.2
     42 	%Y1 = fmul double %X1, %A1
     43 	%Y2 = fmul double %X2, %A2
     44 ; CHECK: %Y1 = fmul <2 x double> %X1, %X1.v.i0.2
     45 	%C1 = fcmp ogt double %X1, %A1
     46         %C2 = fcmp ogt double %X2, %A2
     47 ; CHECK: %C1 = fcmp ogt <2 x double> %X1, %X1.v.i0.2
     48 ; CHECK-NB: fcmp ogt double
     49         %Z1 = select i1 %C1, double %Y1, double %B1
     50         %Z2 = select i1 %C2, double %Y2, double %B2
     51 ; CHECK: %Z1 = select <2 x i1> %C1, <2 x double> %Y1, <2 x double> %X1.v.i1.2
     52 	%R  = fmul double %Z1, %Z2
     53 ; CHECK: %Z1.v.r1 = extractelement <2 x double> %Z1, i32 0
     54 ; CHECK: %Z1.v.r2 = extractelement <2 x double> %Z1, i32 1
     55 ; CHECK: %R = fmul double %Z1.v.r1, %Z1.v.r2
     56 	ret double %R
     57 ; CHECK: ret double %R
     58 }
     59 
     60