1; RUN: opt -loop-vectorize -mtriple=arm64-apple-ios -S -mcpu=cyclone < %s | FileCheck %s 2target 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-n32:64-S128" 3 4@kernel = global [512 x float] zeroinitializer, align 16 5@kernel2 = global [512 x float] zeroinitializer, align 16 6@kernel3 = global [512 x float] zeroinitializer, align 16 7@kernel4 = global [512 x float] zeroinitializer, align 16 8@src_data = global [1536 x float] zeroinitializer, align 16 9@r_ = global i8 0, align 1 10@g_ = global i8 0, align 1 11@b_ = global i8 0, align 1 12 13; We don't want to vectorize most loops containing gathers because they are 14; expensive. 15; Make sure we don't vectorize it. 16; CHECK-NOT: x float> 17 18define void @_Z4testmm(i64 %size, i64 %offset) { 19entry: 20 %cmp53 = icmp eq i64 %size, 0 21 br i1 %cmp53, label %for.end, label %for.body.lr.ph 22 23for.body.lr.ph: 24 br label %for.body 25 26for.body: 27 %r.057 = phi float [ 0.000000e+00, %for.body.lr.ph ], [ %add10, %for.body ] 28 %g.056 = phi float [ 0.000000e+00, %for.body.lr.ph ], [ %add20, %for.body ] 29 %v.055 = phi i64 [ 0, %for.body.lr.ph ], [ %inc, %for.body ] 30 %b.054 = phi float [ 0.000000e+00, %for.body.lr.ph ], [ %add30, %for.body ] 31 %add = add i64 %v.055, %offset 32 %mul = mul i64 %add, 3 33 %arrayidx = getelementptr inbounds [1536 x float], [1536 x float]* @src_data, i64 0, i64 %mul 34 %0 = load float, float* %arrayidx, align 4 35 %arrayidx2 = getelementptr inbounds [512 x float], [512 x float]* @kernel, i64 0, i64 %v.055 36 %1 = load float, float* %arrayidx2, align 4 37 %mul3 = fmul fast float %0, %1 38 %arrayidx4 = getelementptr inbounds [512 x float], [512 x float]* @kernel2, i64 0, i64 %v.055 39 %2 = load float, float* %arrayidx4, align 4 40 %mul5 = fmul fast float %mul3, %2 41 %arrayidx6 = getelementptr inbounds [512 x float], [512 x float]* @kernel3, i64 0, i64 %v.055 42 %3 = load float, float* %arrayidx6, align 4 43 %mul7 = fmul fast float %mul5, %3 44 %arrayidx8 = getelementptr inbounds [512 x float], [512 x float]* @kernel4, i64 0, i64 %v.055 45 %4 = load float, float* %arrayidx8, align 4 46 %mul9 = fmul fast float %mul7, %4 47 %add10 = fadd fast float %r.057, %mul9 48 %arrayidx.sum = add i64 %mul, 1 49 %arrayidx11 = getelementptr inbounds [1536 x float], [1536 x float]* @src_data, i64 0, i64 %arrayidx.sum 50 %5 = load float, float* %arrayidx11, align 4 51 %mul13 = fmul fast float %1, %5 52 %mul15 = fmul fast float %2, %mul13 53 %mul17 = fmul fast float %3, %mul15 54 %mul19 = fmul fast float %4, %mul17 55 %add20 = fadd fast float %g.056, %mul19 56 %arrayidx.sum52 = add i64 %mul, 2 57 %arrayidx21 = getelementptr inbounds [1536 x float], [1536 x float]* @src_data, i64 0, i64 %arrayidx.sum52 58 %6 = load float, float* %arrayidx21, align 4 59 %mul23 = fmul fast float %1, %6 60 %mul25 = fmul fast float %2, %mul23 61 %mul27 = fmul fast float %3, %mul25 62 %mul29 = fmul fast float %4, %mul27 63 %add30 = fadd fast float %b.054, %mul29 64 %inc = add i64 %v.055, 1 65 %exitcond = icmp ne i64 %inc, %size 66 br i1 %exitcond, label %for.body, label %for.cond.for.end_crit_edge 67 68for.cond.for.end_crit_edge: 69 %add30.lcssa = phi float [ %add30, %for.body ] 70 %add20.lcssa = phi float [ %add20, %for.body ] 71 %add10.lcssa = phi float [ %add10, %for.body ] 72 %phitmp = fptoui float %add10.lcssa to i8 73 %phitmp60 = fptoui float %add20.lcssa to i8 74 %phitmp61 = fptoui float %add30.lcssa to i8 75 br label %for.end 76 77for.end: 78 %r.0.lcssa = phi i8 [ %phitmp, %for.cond.for.end_crit_edge ], [ 0, %entry ] 79 %g.0.lcssa = phi i8 [ %phitmp60, %for.cond.for.end_crit_edge ], [ 0, %entry ] 80 %b.0.lcssa = phi i8 [ %phitmp61, %for.cond.for.end_crit_edge ], [ 0, %entry ] 81 store i8 %r.0.lcssa, i8* @r_, align 1 82 store i8 %g.0.lcssa, i8* @g_, align 1 83 store i8 %b.0.lcssa, i8* @b_, align 1 84 ret void 85} 86