1; RUN: llc -mcpu=pwr8 -mtriple=powerpc64le-unknown-linux-gnu < %s | FileCheck %s 2 3; Verify correct generation of an lxsspx rather than an invalid optimization 4; to lxvdsx. Bugpoint-reduced test from Eric Schweitz. 5 6%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] }> 7%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] }> 8 9@.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 10@_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 11 12define void @aercalc_() { 13L.entry: 14 br i1 undef, label %L.LB38_2426, label %L.LB38_2911 15 16L.LB38_2911: 17 br i1 undef, label %L.LB38_2140, label %L.LB38_2640 18 19L.LB38_2640: 20 unreachable 21 22L.LB38_2426: 23 br i1 undef, label %L.LB38_2438, label %L.LB38_2920 24 25L.LB38_2920: 26 br i1 undef, label %L.LB38_2438, label %L.LB38_2921 27 28L.LB38_2921: 29 br label %L.LB38_2140 30 31L.LB38_2140: 32 ret void 33 34L.LB38_2438: 35 br i1 undef, label %L.LB38_2451, label %L.LB38_2935 36 37L.LB38_2935: 38 br i1 undef, label %L.LB38_2451, label %L.LB38_2936 39 40L.LB38_2936: 41 unreachable 42 43L.LB38_2451: 44 br i1 undef, label %L.LB38_2452, label %L.LB38_2937 45 46L.LB38_2937: 47 unreachable 48 49L.LB38_2452: 50 %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 51 %1 = fpext float %0 to double 52 %2 = insertelement <2 x double> undef, double %1, i32 1 53 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 54 unreachable 55} 56 57; CHECK-LABEL: @aercalc_ 58; CHECK: lxsspx 59