1; REQUIRES: asserts 2 3; RUN: opt -loop-vectorize -debug-only=loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -prefer-inloop-reductions -disable-output %s 2>&1 | FileCheck %s 4 5target 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-n8:16:32:64-S128" 6 7; Tests for printing VPlans. 8 9define void @print_call_and_memory(i64 %n, float* noalias %y, float* noalias %x) nounwind uwtable { 10; CHECK: N0 [label = 11; CHECK-NEXT: "for.body:\n" + 12; CHECK-NEXT: "WIDEN-INDUCTION %iv = phi %iv.next, 0\l" + 13; CHECK-NEXT: "CLONE ir<%arrayidx> = getelementptr ir<%y>, ir<%iv>\l" + 14; CHECK-NEXT: "WIDEN ir<%lv> = load ir<%arrayidx>\l" + 15; CHECK-NEXT: "WIDEN-CALL ir<%call> = call @llvm.sqrt.f32(ir<%lv>)\l" + 16; CHECK-NEXT: "CLONE ir<%arrayidx2> = getelementptr ir<%x>, ir<%iv>\l" + 17; CHECK-NEXT: "WIDEN store ir<%arrayidx2>, ir<%call>\l" 18; CHECK-NEXT: ] 19 20entry: 21 %cmp6 = icmp sgt i64 %n, 0 22 br i1 %cmp6, label %for.body, label %for.end 23 24for.body: ; preds = %entry, %for.body 25 %iv = phi i64 [ %iv.next, %for.body ], [ 0, %entry ] 26 %arrayidx = getelementptr inbounds float, float* %y, i64 %iv 27 %lv = load float, float* %arrayidx, align 4 28 %call = tail call float @llvm.sqrt.f32(float %lv) nounwind readnone 29 %arrayidx2 = getelementptr inbounds float, float* %x, i64 %iv 30 store float %call, float* %arrayidx2, align 4 31 %iv.next = add i64 %iv, 1 32 %exitcond = icmp eq i64 %iv.next, %n 33 br i1 %exitcond, label %for.end, label %for.body 34 35for.end: ; preds = %for.body, %entry 36 ret void 37} 38 39define void @print_widen_gep_and_select(i64 %n, float* noalias %y, float* noalias %x, float* %z) nounwind uwtable { 40; CHECK: N0 [label = 41; CHECK-NEXT: "for.body:\n" + 42; CHECK-NEXT: "WIDEN-INDUCTION %iv = phi %iv.next, 0\l" + 43; CHECK-NEXT: "WIDEN-GEP Inv[Var] ir<%arrayidx> = getelementptr ir<%y>, ir<%iv>\l" + 44; CHECK-NEXT: "WIDEN ir<%lv> = load ir<%arrayidx>\l" + 45; CHECK-NEXT: "WIDEN ir<%cmp> = icmp ir<%arrayidx>, ir<%z>\l" + 46; CHECK-NEXT: "WIDEN-SELECT ir<%sel> = select ir<%cmp>, ir<1.000000e+01>, ir<2.000000e+01>\l" + 47; CHECK-NEXT: "WIDEN ir<%add> = fadd ir<%lv>, ir<%sel>\l" + 48; CHECK-NEXT: "CLONE ir<%arrayidx2> = getelementptr ir<%x>, ir<%iv>\l" + 49; CHECK-NEXT: "WIDEN store ir<%arrayidx2>, ir<%add>\l" 50; CHECK-NEXT: ] 51 52entry: 53 %cmp6 = icmp sgt i64 %n, 0 54 br i1 %cmp6, label %for.body, label %for.end 55 56for.body: ; preds = %entry, %for.body 57 %iv = phi i64 [ %iv.next, %for.body ], [ 0, %entry ] 58 %arrayidx = getelementptr inbounds float, float* %y, i64 %iv 59 %lv = load float, float* %arrayidx, align 4 60 %cmp = icmp eq float* %arrayidx, %z 61 %sel = select i1 %cmp, float 10.0, float 20.0 62 %add = fadd float %lv, %sel 63 %arrayidx2 = getelementptr inbounds float, float* %x, i64 %iv 64 store float %add, float* %arrayidx2, align 4 65 %iv.next = add i64 %iv, 1 66 %exitcond = icmp eq i64 %iv.next, %n 67 br i1 %exitcond, label %for.end, label %for.body 68 69for.end: ; preds = %for.body, %entry 70 ret void 71} 72 73define float @print_reduction(i64 %n, float* noalias %y) { 74; CHECK: N0 [label = 75; CHECK-NEXT: "for.body:\n" + 76; CHECK-NEXT: "WIDEN-INDUCTION %iv = phi %iv.next, 0\l" + 77; CHECK-NEXT: "WIDEN-PHI %red = phi %red.next, 0.000000e+00\l" + 78; CHECK-NEXT: "CLONE ir<%arrayidx> = getelementptr ir<%y>, ir<%iv>\l" + 79; CHECK-NEXT: "WIDEN ir<%lv> = load ir<%arrayidx>\l" + 80; CHECK-NEXT: "REDUCE ir<%red.next> = ir<%red> + reduce.fadd (ir<%lv>)\l" 81; CHECK-NEXT: ] 82 83entry: 84 br label %for.body 85 86for.body: ; preds = %entry, %for.body 87 %iv = phi i64 [ %iv.next, %for.body ], [ 0, %entry ] 88 %red = phi float [ %red.next, %for.body ], [ 0.0, %entry ] 89 %arrayidx = getelementptr inbounds float, float* %y, i64 %iv 90 %lv = load float, float* %arrayidx, align 4 91 %red.next = fadd fast float %lv, %red 92 %iv.next = add i64 %iv, 1 93 %exitcond = icmp eq i64 %iv.next, %n 94 br i1 %exitcond, label %for.end, label %for.body 95 96for.end: ; preds = %for.body, %entry 97 ret float %red.next 98} 99 100define void @print_replicate_predicated_phi(i64 %n, i64* %x) { 101; CHECK: N0 [label = 102; CHECK-NEXT: "for.body:\n" + 103; CHECK-NEXT: "WIDEN-INDUCTION %i = phi 0, %i.next\l" + 104; CHECK-NEXT: "WIDEN ir<%cmp> = icmp ir<%i>, ir<5>\l" 105; CHECK-NEXT: ] 106; 107; CHECK: N2 [label = 108; CHECK-NEXT: "pred.udiv.entry:\n" + 109; CHECK-NEXT: + 110; CHECK-NEXT: "BRANCH-ON-MASK ir<%cmp>\l"\l 111; CHECK-NEXT: "CondBit: ir<%cmp>" 112; CHECK-NEXT: ] 113; 114; CHECK: N4 [label = 115; CHECK-NEXT: "pred.udiv.if:\n" + 116; CHECK-NEXT: "REPLICATE ir<%tmp4> = udiv ir<%n>, ir<%i> (S->V)\l" 117; CHECK-NEXT: ] 118; 119; CHECK: N5 [label = 120; CHECK-NEXT: "pred.udiv.continue:\n" + 121; CHECK-NEXT: "PHI-PREDICATED-INSTRUCTION ir<%tmp4>\l" 122; CHECK-NEXT: ] 123; 124; CHECK: N7 [label = 125; CHECK-NEXT: "for.inc:\n" + 126; CHECK-NEXT: "EMIT vp<%0> = not ir<%cmp>\l" + 127; CHECK-NEXT: "BLEND %d = ir<0>/vp<%0> ir<%tmp4>/ir<%cmp>\l" + 128; CHECK-NEXT: "CLONE ir<%idx> = getelementptr ir<%x>, ir<%i>\l" + 129; CHECK-NEXT: "WIDEN store ir<%idx>, ir<%d>\l" 130; CHECK-NEXT: ] 131; 132entry: 133 br label %for.body 134 135for.body: ; preds = %for.inc, %entry 136 %i = phi i64 [ 0, %entry ], [ %i.next, %for.inc ] 137 %cmp = icmp ult i64 %i, 5 138 br i1 %cmp, label %if.then, label %for.inc 139 140if.then: ; preds = %for.body 141 %tmp4 = udiv i64 %n, %i 142 br label %for.inc 143 144for.inc: ; preds = %if.then, %for.body 145 %d = phi i64 [ 0, %for.body ], [ %tmp4, %if.then ] 146 %idx = getelementptr i64, i64* %x, i64 %i 147 store i64 %d, i64* %idx 148 %i.next = add nuw nsw i64 %i, 1 149 %cond = icmp slt i64 %i.next, %n 150 br i1 %cond, label %for.body, label %for.end 151 152for.end: ; preds = %for.inc 153 ret void 154} 155 156declare float @llvm.sqrt.f32(float) nounwind readnone 157