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1; RUN: opt < %s -disable-output "-passes=print<scalar-evolution>" 2>&1 | FileCheck %s2 3; ScalarEvolution should be able to compute a maximum trip count4; value sufficient to fold away both sext casts.5 6target 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"7 8define float @t(ptr %pTmp1, ptr %peakWeight, ptr %nrgReducePeakrate, i32 %bim) nounwind {9; CHECK-LABEL: Classifying expressions for: @t10entry:11 %tmp3 = load float, ptr %peakWeight, align 412 %tmp2538 = icmp sgt i32 %bim, 013 br i1 %tmp2538, label %bb.nph, label %bb414 15bb.nph:16 br label %bb17 18bb:19 %distERBhi.036 = phi float [ %tmp10, %bb1 ], [ 0.000000e+00, %bb.nph ]20 %hiPart.035 = phi i32 [ %tmp12, %bb1 ], [ 0, %bb.nph ]21 %peakCount.034 = phi float [ %tmp19, %bb1 ], [ %tmp3, %bb.nph ]22 %tmp6 = sext i32 %hiPart.035 to i6423 %tmp7 = getelementptr float, ptr %pTmp1, i64 %tmp624; CHECK: %tmp6 = sext i32 %hiPart.035 to i6425; CHECK-NEXT: --> {0,+,1}<nuw><nsw><%bb>26 %tmp8 = load float, ptr %tmp7, align 427 %tmp10 = fadd float %tmp8, %distERBhi.03628 %tmp12 = add i32 %hiPart.035, 129 %tmp15 = sext i32 %tmp12 to i6430 %tmp16 = getelementptr float, ptr %peakWeight, i64 %tmp1531; CHECK: %tmp15 = sext i32 %tmp12 to i6432; CHECK-NEXT: --> {1,+,1}<nuw><nsw><%bb>33 %tmp17 = load float, ptr %tmp16, align 434 %tmp19 = fadd float %tmp17, %peakCount.03435 br label %bb136 37bb1:38 %tmp21 = fcmp olt float %tmp10, 2.500000e+0039 %tmp25 = icmp slt i32 %tmp12, %bim40 %tmp27 = and i1 %tmp21, %tmp2541 br i1 %tmp27, label %bb, label %bb1.bb4_crit_edge42 43bb1.bb4_crit_edge:44 br label %bb445 46bb4:47 %distERBhi.0.lcssa = phi float [ %tmp10, %bb1.bb4_crit_edge ], [ 0.000000e+00, %entry ]48 %peakCount.0.lcssa = phi float [ %tmp19, %bb1.bb4_crit_edge ], [ %tmp3, %entry ]49 %tmp31 = fdiv float %peakCount.0.lcssa, %distERBhi.0.lcssa50 ret float %tmp3151}52