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1; RUN: opt %loadNPMPolly '-passes=polly-custom<ast>' -polly-print-ast -disable-output < %s | FileCheck %s2; RUN: opt %loadNPMPolly '-passes=polly<no-default-opts>' -S < %s | FileCheck %s -check-prefix=CODEGEN3;4 5; void f(int a[], int N, float *P, float *Q) {6; int i;7; for (i = 0; i < N; ++i)8; if (P != Q)9; a[i] = i;10; }11;12target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"13 14define void @f(ptr nocapture %a, i64 %N, ptr %P, ptr %Q) nounwind {15entry:16 br label %bb17 18bb:19 %i = phi i64 [ 0, %entry ], [ %i.inc, %bb.backedge ]20 %brcond = icmp ne ptr %P, %Q21 br i1 %brcond, label %store, label %bb.backedge22 23store:24 %scevgep = getelementptr inbounds i64, ptr %a, i64 %i25 store i64 %i, ptr %scevgep26 br label %bb.backedge27 28bb.backedge:29 %i.inc = add nsw i64 %i, 130 %exitcond = icmp eq i64 %i.inc, %N31 br i1 %exitcond, label %return, label %bb32 33return:34 ret void35}36 37; CHECK: if (Q >= P + 1 || P >= Q + 1)38; CHECK-NEXT: for (int c0 = 0; c0 < N; c0 += 1)39; CHECK-NEXT: Stmt_store(c0);40 41; CODEGEN: polly.cond:42; CODEGEN-NEXT: %[[Q:[_a-zA-Z0-9]+]] = ptrtoint ptr %Q to i6443; CODEGEN-NEXT: %[[P:[_a-zA-Z0-9]+]] = ptrtoint ptr %P to i6444; CODEGEN-NEXT: %[[PInc:[_a-zA-Z0-9]+]] = add nsw i64 %[[P]], 145; CODEGEN-NEXT: %[[CMP:[_a-zA-Z0-9]+]] = icmp sge i64 %[[Q]], %[[PInc]]46; CODEGEN-NEXT: %[[P2:[_a-zA-Z0-9]+]] = ptrtoint ptr %P to i6447; CODEGEN-NEXT: %[[Q2:[_a-zA-Z0-9]+]] = ptrtoint ptr %Q to i6448; CODEGEN-NEXT: %[[QInc:[_a-zA-Z0-9]+]] = add nsw i64 %[[Q2]], 149; CODEGEN-NEXT: %[[CMP2:[_a-zA-Z0-9]+]] = icmp sge i64 %[[P2]], %[[QInc]]50; CODEGEN-NEXT: %[[CMP3:[_a-zA-Z0-9]+]] = or i1 %[[CMP]], %[[CMP2]]51; CODEGEN-NEXT: br i1 %[[CMP3]]52