1; RUN: llc -mtriple=hexagon -O3 < %s | FileCheck %s 2 3; if instruction being considered for addition to packet has higher latency, 4; end existing packet and start a new one. 5 6; CHECK: .LBB0_4: 7; CHECK: p{{[0-3]+}} = cmp.gtu(r{{[0-9]+}},r{{[0-9]+}}) 8; CHECK-NEXT: } 9 10@array = external dso_local local_unnamed_addr global ptr, align 4 11 12; Function Attrs: nofree norecurse nounwind 13define dso_local void @NumSift(i32 %i, i32 %j) local_unnamed_addr #0 { 14entry: 15 %add36 = shl i32 %i, 1 16 %cmp.not37 = icmp ugt i32 %add36, %j 17 br i1 %cmp.not37, label %while.end, label %while.body.lr.ph 18 19while.body.lr.ph: ; preds = %entry 20 %0 = load ptr, ptr @array, align 4 21 %add16 = add i32 %j, 1 22 br label %while.body 23 24while.body: ; preds = %while.body.lr.ph, %if.end17 25 %add39 = phi i32 [ %add36, %while.body.lr.ph ], [ %add, %if.end17 ] 26 %i.addr.038 = phi i32 [ %i, %while.body.lr.ph ], [ %i.addr.1, %if.end17 ] 27 %cmp2 = icmp ult i32 %add39, %j 28 br i1 %cmp2, label %if.then, label %if.end7 29 30if.then: ; preds = %while.body 31 %arrayidx = getelementptr inbounds i32, ptr %0, i32 %add39 32 %1 = load i32, ptr %arrayidx, align 4 33 %add3 = or i32 %add39, 1 34 %arrayidx4 = getelementptr inbounds i32, ptr %0, i32 %add3 35 %2 = load i32, ptr %arrayidx4, align 4 36 %cmp5 = icmp ult i32 %1, %2 37 %spec.select = select i1 %cmp5, i32 %add3, i32 %add39 38 br label %if.end7 39 40if.end7: ; preds = %if.then, %while.body 41 %k.0 = phi i32 [ %add39, %while.body ], [ %spec.select, %if.then ] 42 %arrayidx8 = getelementptr inbounds i32, ptr %0, i32 %i.addr.038 43 %3 = load i32, ptr %arrayidx8, align 4 44 %arrayidx9 = getelementptr inbounds i32, ptr %0, i32 %k.0 45 %4 = load i32, ptr %arrayidx9, align 4 46 %cmp10 = icmp ult i32 %3, %4 47 br i1 %cmp10, label %if.then11, label %if.end17 48 49if.then11: ; preds = %if.end7 50 store i32 %3, ptr %arrayidx9, align 4 51 store i32 %4, ptr %arrayidx8, align 4 52 br label %if.end17 53 54if.end17: ; preds = %if.end7, %if.then11 55 %i.addr.1 = phi i32 [ %k.0, %if.then11 ], [ %add16, %if.end7 ] 56 %add = shl i32 %i.addr.1, 1 57 %cmp.not = icmp ugt i32 %add, %j 58 br i1 %cmp.not, label %while.end, label %while.body 59 60while.end: ; preds = %if.end17, %entry 61 ret void 62} 63 64attributes #0 = { "target-cpu"="hexagonv65" } 65