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1; REQUIRES: asserts2 3; RUN: opt -passes=loop-vectorize -debug-only=loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -vplan-print-in-dot-format -disable-output %s 2>&1 | FileCheck %s4 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; Verify that -vplan-print-in-dot-format option works.8 9define void @print_call_and_memory(i64 %n, ptr noalias %y, ptr noalias %x) nounwind uwtable {10; CHECK: digraph VPlan {11; CHECK-NEXT: graph [labelloc=t, fontsize=30; label="Vectorization Plan\nInitial VPlan for VF=\{4\},UF\>=1\nLive-in vp\<[[VF:%.+]]\> = VF\nLive-in vp\<[[VFxUF:%.+]]\> = VF * UF\nLive-in vp\<[[VEC_TC:%.+]]\> = vector-trip-count\nLive-in ir\<%n\> = original trip-count\n"]12; CHECK-NEXT: node [shape=rect, fontname=Courier, fontsize=30]13; CHECK-NEXT: edge [fontname=Courier, fontsize=30]14; CHECK-NEXT: compound=true15; CHECK-NEXT: N0 [label =16; CHECK-NEXT: "ir-bb\<for.body.preheader\>:\l" +17; CHECK-NEXT: "Successor(s): scalar.ph, vector.ph\l"18; CHECK-NEXT: ]19; CHECK-NEXT: N0 -> N1 [ label="T"]20; CHECK-NEXT: N0 -> N2 [ label="F"]21; CHECK-NEXT: N1 [label =22; CHECK-NEXT: "scalar.ph:\l" +23; CHECK-NEXT: " EMIT-SCALAR vp\<%bc.resume.val\> = phi [ vp\<%2\>, middle.block ], [ ir\<0\>, ir-bb\<for.body.preheader\> ]\l" +24; CHECK-NEXT: "Successor(s): ir-bb\<for.body\>\l"25; CHECK-NEXT: ]26; CHECK-NEXT: N1 -> N3 [ label=""]27; CHECK-NEXT: N3 [label =28; CHECK-NEXT: "ir-bb\<for.body\>:\l" +29; CHECK-NEXT: " IR %iv = phi i64 [ %iv.next, %for.body ], [ 0, %for.body.preheader ] (extra operand: vp\<%bc.resume.val\> from scalar.ph)\l" +30; CHECK: "No successors\l"31; CHECK-NEXT: ]32; CHECK-NEXT: N2 [label =33; CHECK-NEXT: "vector.ph:\l" +34; CHECK-NEXT: "Successor(s): vector loop\l"35; CHECK-NEXT: ]36; CHECK-NEXT: N2 -> N4 [ label="" lhead=cluster_N5]37; CHECK-NEXT: subgraph cluster_N5 {38; CHECK-NEXT: fontname=Courier39; CHECK-NEXT: label="\<x1\> vector loop"40; CHECK-NEXT: N4 [label =41; CHECK-NEXT: "vector.body:\l" +42; CHECK-NEXT: " EMIT vp\<[[CAN_IV:%.+]]\> = CANONICAL-INDUCTION ir\<0\>, vp\<[[CAN_IV_NEXT:%.+]]\>\l" +43; CHECK-NEXT: " vp\<[[STEPS:%.+]]\> = SCALAR-STEPS vp\<[[CAN_IV]]\>, ir\<1\>, vp\<[[VF]]\>\l" +44; CHECK-NEXT: " CLONE ir\<%arrayidx\> = getelementptr inbounds ir\<%y\>, vp\<[[STEPS]]\>\l" +45; CHECK-NEXT: " vp\<[[VEC_PTR:%.+]]\> = vector-pointer inbounds ir\<%arrayidx\>\l" +46; CHECK-NEXT: " WIDEN ir\<%lv\> = load vp\<[[VEC_PTR]]\>\l" +47; CHECK-NEXT: " WIDEN-INTRINSIC ir\<%call\> = call llvm.sqrt(ir\<%lv\>)\l" +48; CHECK-NEXT: " CLONE ir\<%arrayidx2\> = getelementptr inbounds ir\<%x\>, vp\<[[STEPS]]\>\l" +49; CHECK-NEXT: " vp\<[[VEC_PTR2:%.+]]\> = vector-pointer inbounds ir\<%arrayidx2\>\l" +50; CHECK-NEXT: " WIDEN store vp\<[[VEC_PTR2]]\>, ir\<%call\>\l" +51; CHECK-NEXT: " EMIT vp\<[[CAN_IV_NEXT]]\> = add nuw vp\<[[CAN_IV]]\>, vp\<[[VFxUF]]\>\l" +52; CHECK-NEXT: " EMIT branch-on-count vp\<[[CAN_IV_NEXT]]\>, vp\<[[VEC_TC]]\>\l" +53; CHECK-NEXT: "No successors\l"54; CHECK-NEXT: ]55;56entry:57 %cmp6 = icmp sgt i64 %n, 058 br i1 %cmp6, label %for.body, label %for.end59 60for.body: ; preds = %entry, %for.body61 %iv = phi i64 [ %iv.next, %for.body ], [ 0, %entry ]62 %arrayidx = getelementptr inbounds float, ptr %y, i64 %iv63 %lv = load float, ptr %arrayidx, align 464 %call = tail call float @llvm.sqrt.f32(float %lv) nounwind readnone65 %arrayidx2 = getelementptr inbounds float, ptr %x, i64 %iv66 store float %call, ptr %arrayidx2, align 467 %iv.next = add i64 %iv, 168 %exitcond = icmp eq i64 %iv.next, %n69 br i1 %exitcond, label %for.end, label %for.body70 71for.end: ; preds = %for.body, %entry72 ret void73}74 75declare float @llvm.sqrt.f32(float) nounwind readnone76