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1; RUN: opt %loadNPMPolly -S '-passes=polly<no-default-opts>' < %s | FileCheck %s2;3; int jd(int *restrict A, int x, int N) {4; for (int i = 1; i < N; i++)5; for (int j = 3; j < N; j++)6; x += A[i];7; return x;8; }9;10target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"11 12define i32 @jd(ptr noalias %A, i32 %x, i32 %N) {13entry:14; CHECK-LABEL: entry:15; CHECK-DAG: %x.addr.1.lcssa.s2a = alloca i3216; CHECK-DAG: %x.addr.1.lcssa.phiops = alloca i3217; CHECK-DAG: %x.addr.1.s2a = alloca i3218; CHECK-DAG: %x.addr.1.phiops = alloca i3219; CHECK-DAG: %x.addr.0.s2a = alloca i3220; CHECK-DAG: %x.addr.0.phiops = alloca i3221 %tmp = sext i32 %N to i6422 br label %for.cond23 24; CHECK-LABEL: polly.merge_new_and_old:25; CHECK: %x.addr.0.merge = phi i32 [ %x.addr.0.final_reload, %polly.exiting ], [ %x.addr.0, %for.cond ]26; CHECK: ret i32 %x.addr.0.merge27 28; CHECK-LABEL: polly.start:29; CHECK: store i32 %x, ptr %x.addr.0.phiops30 31; CHECK-LABEL: polly.exiting:32; CHECK: %x.addr.0.final_reload = load i32, ptr %x.addr.0.s2a33 34for.cond: ; preds = %for.inc4, %entry35; CHECK-LABEL: polly.stmt.for.cond{{[0-9]*}}:36; CHECK: %x.addr.0.phiops.reload[[R1:[0-9]*]] = load i32, ptr %x.addr.0.phiops37; CHECK: store i32 %x.addr.0.phiops.reload[[R1]], ptr %x.addr.0.s2a38 %indvars.iv = phi i64 [ %indvars.iv.next, %for.inc4 ], [ 1, %entry ]39 %x.addr.0 = phi i32 [ %x, %entry ], [ %x.addr.1.lcssa, %for.inc4 ]40 %cmp = icmp slt i64 %indvars.iv, %tmp41 br i1 %cmp, label %for.body, label %for.end642 43for.body: ; preds = %for.cond44; CHECK-LABEL: polly.stmt.for.body:45; CHECK: %x.addr.0.s2a.reload[[R2:[0-9]*]] = load i32, ptr %x.addr.0.s2a46; CHECK: store i32 %x.addr.0.s2a.reload[[R2]], ptr %x.addr.1.phiops47 br label %for.cond148 49for.cond1: ; preds = %for.inc, %for.body50; CHECK-LABEL: polly.stmt.for.cond1:51; CHECK: %x.addr.1.phiops.reload = load i32, ptr %x.addr.1.phiops52; CHECK: store i32 %x.addr.1.phiops.reload, ptr %x.addr.1.s2a[[R6:[0-9]*]]53; CHECK: store i32 %x.addr.1.phiops.reload, ptr %x.addr.1.lcssa.phiops54 %x.addr.1 = phi i32 [ %x.addr.0, %for.body ], [ %add, %for.inc ]55 %j.0 = phi i32 [ 3, %for.body ], [ %inc, %for.inc ]56 %exitcond = icmp ne i32 %j.0, %N57 br i1 %exitcond, label %for.body3, label %for.end58 59for.inc: ; preds = %for.body360; CHECK-LABEL: polly.stmt.for.inc:61; CHECK: %x.addr.1.s2a.reload[[R3:[0-9]*]] = load i32, ptr %x.addr.1.s2a62; CHECK: %p_add = add nsw i32 %x.addr.1.s2a.reload[[R3]], %tmp1_p_scalar_63; CHECK: store i32 %p_add, ptr %x.addr.1.phiops64 %arrayidx = getelementptr inbounds i32, ptr %A, i64 %indvars.iv65 %tmp1 = load i32, ptr %arrayidx, align 466 %add = add nsw i32 %x.addr.1, %tmp167 %inc = add nsw i32 %j.0, 168 br label %for.cond169 70for.end: ; preds = %for.cond171; CHECK-LABEL: polly.stmt.for.end:72; CHECK-NEXT: %x.addr.1.lcssa.phiops.reload = load i32, ptr %x.addr.1.lcssa.phiops73; CHECK-NEXT: store i32 %x.addr.1.lcssa.phiops.reload, ptr %x.addr.1.lcssa.s2a[[R4:[0-9]*]]74 %x.addr.1.lcssa = phi i32 [ %x.addr.1, %for.cond1 ]75 br label %for.inc476 77for.inc4: ; preds = %for.end78; CHECK-LABEL: polly.stmt.for.inc4:79; CHECK: %x.addr.1.lcssa.s2a.reload[[R5:[0-9]*]] = load i32, ptr %x.addr.1.lcssa.s2a[[R4]]80; CHECK: store i32 %x.addr.1.lcssa.s2a.reload[[R5]], ptr %x.addr.0.phiops81 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 182 br label %for.cond83 84for.body3: ; preds = %for.cond185 br label %for.inc86 87for.end6: ; preds = %for.cond88 ret i32 %x.addr.089}90