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      1 ; RUN: llc -mcpu=pwr8 -mtriple=powerpc64le-unknown-linux-gnu < %s | FileCheck %s
      2 ; RUN: llc -mcpu=pwr9 -mtriple=powerpc64le-unknown-linux-gnu < %s | FileCheck \
      3 ; RUN:   --check-prefix=CHECK-P9 %s
      4 
      5 ; Verify correct generation of an lxsspx rather than an invalid optimization
      6 ; to lxvdsx.  Bugpoint-reduced test from Eric Schweitz.
      7 
      8 %struct.BSS38.51.4488.9911.14348.16813.20264.24701.28152.31603.35054.39491.44914.45407.46393.46886.47872.49351.49844.50830.51323.52309.53295.53788.54281.55267.55760.59211.61625 = type <{ [28 x i8] }>
      9 %struct_main1_2_.491.4928.10351.14788.17253.20704.25141.28592.32043.35494.39931.45354.45847.46833.47326.48312.49791.50284.51270.51763.52749.53735.54228.54721.55707.56200.59651.61626 = type <{ [64 x i8] }>
     10 
     11 @.BSS38 = external global %struct.BSS38.51.4488.9911.14348.16813.20264.24701.28152.31603.35054.39491.44914.45407.46393.46886.47872.49351.49844.50830.51323.52309.53295.53788.54281.55267.55760.59211.61625, align 32
     12 @_main1_2_ = external global %struct_main1_2_.491.4928.10351.14788.17253.20704.25141.28592.32043.35494.39931.45354.45847.46833.47326.48312.49791.50284.51270.51763.52749.53735.54228.54721.55707.56200.59651.61626, section ".comm", align 16
     13 
     14 define void @aercalc_() {
     15 L.entry:
     16   br i1 undef, label %L.LB38_2426, label %L.LB38_2911
     17 
     18 L.LB38_2911:
     19   br i1 undef, label %L.LB38_2140, label %L.LB38_2640
     20 
     21 L.LB38_2640:
     22   unreachable
     23 
     24 L.LB38_2426:
     25   br i1 undef, label %L.LB38_2438, label %L.LB38_2920
     26 
     27 L.LB38_2920:
     28   br i1 undef, label %L.LB38_2438, label %L.LB38_2921
     29 
     30 L.LB38_2921:
     31   br label %L.LB38_2140
     32 
     33 L.LB38_2140:
     34   ret void
     35 
     36 L.LB38_2438:
     37   br i1 undef, label %L.LB38_2451, label %L.LB38_2935
     38 
     39 L.LB38_2935:
     40   br i1 undef, label %L.LB38_2451, label %L.LB38_2936
     41 
     42 L.LB38_2936:
     43   unreachable
     44 
     45 L.LB38_2451:
     46   br i1 undef, label %L.LB38_2452, label %L.LB38_2937
     47 
     48 L.LB38_2937:
     49   unreachable
     50 
     51 L.LB38_2452:
     52   %0 = load float, float* bitcast (i8* getelementptr inbounds (%struct.BSS38.51.4488.9911.14348.16813.20264.24701.28152.31603.35054.39491.44914.45407.46393.46886.47872.49351.49844.50830.51323.52309.53295.53788.54281.55267.55760.59211.61625, %struct.BSS38.51.4488.9911.14348.16813.20264.24701.28152.31603.35054.39491.44914.45407.46393.46886.47872.49351.49844.50830.51323.52309.53295.53788.54281.55267.55760.59211.61625* @.BSS38, i64 0, i32 0, i64 16) to float*), align 16
     53   %1 = fpext float %0 to double
     54   %2 = insertelement <2 x double> undef, double %1, i32 1
     55   store <2 x double> %2, <2 x double>* bitcast (i8* getelementptr inbounds (%struct_main1_2_.491.4928.10351.14788.17253.20704.25141.28592.32043.35494.39931.45354.45847.46833.47326.48312.49791.50284.51270.51763.52749.53735.54228.54721.55707.56200.59651.61626, %struct_main1_2_.491.4928.10351.14788.17253.20704.25141.28592.32043.35494.39931.45354.45847.46833.47326.48312.49791.50284.51270.51763.52749.53735.54228.54721.55707.56200.59651.61626* @_main1_2_, i64 0, i32 0, i64 32) to <2 x double>*), align 16
     56   unreachable
     57 }
     58 
     59 ; CHECK-LABEL: @aercalc_
     60 ; CHECK: lfsx
     61 ; CHECK-P9-LABEL: @aercalc_
     62 ; CHECK-P9: lfs
     63