; LLVM IR from tum-i4/obfuscation-benchmarks :: tigress-generated-programs (RandomFunc)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nounwind uwtable
define dso_local void @RandomFunc(ptr noundef %0, ptr noundef %1) #1 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca [1 x i32], align 4
  %6 = alloca i32, align 4
  %7 = alloca i8, align 1
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #2
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #2
  call void @llvm.lifetime.start.p0(i64 1, ptr %7) #2
  %8 = load ptr, ptr %3, align 8, !tbaa !5
  %9 = getelementptr inbounds i32, ptr %8, i64 0
  %10 = load i32, ptr %9, align 4, !tbaa !9
  %11 = zext i32 %10 to i64
  %12 = sub i64 %11, 51238316
  %13 = sub i64 %12, 339126204
  %14 = trunc i64 %13 to i32
  %15 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  store i32 %14, ptr %15, align 4, !tbaa !9
  store i32 0, ptr %6, align 4, !tbaa !9
  br label %16

16:                                               ; preds = %22, %2
  %17 = load i32, ptr %6, align 4, !tbaa !9
  %18 = load ptr, ptr %3, align 8, !tbaa !5
  %19 = getelementptr inbounds i32, ptr %18, i64 1
  %20 = load i32, ptr %19, align 4, !tbaa !9
  %21 = icmp ult i32 %17, %20
  br i1 %21, label %22, label %36

22:                                               ; preds = %16
  %23 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %24 = getelementptr inbounds i8, ptr %23, i64 1
  %25 = load i8, ptr %24, align 1, !tbaa !11
  store i8 %25, ptr %7, align 1, !tbaa !11
  %26 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %27 = getelementptr inbounds i8, ptr %26, i64 3
  %28 = load i8, ptr %27, align 1, !tbaa !11
  %29 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %30 = getelementptr inbounds i8, ptr %29, i64 1
  store i8 %28, ptr %30, align 1, !tbaa !11
  %31 = load i8, ptr %7, align 1, !tbaa !11
  %32 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %33 = getelementptr inbounds i8, ptr %32, i64 3
  store i8 %31, ptr %33, align 1, !tbaa !11
  %34 = load i32, ptr %6, align 4, !tbaa !9
  %35 = add i32 %34, 1
  store i32 %35, ptr %6, align 4, !tbaa !9
  br label %16, !llvm.loop !12

36:                                               ; preds = %16
  store i32 0, ptr %6, align 4, !tbaa !9
  br label %37

37:                                               ; preds = %43, %36
  %38 = load i32, ptr %6, align 4, !tbaa !9
  %39 = load ptr, ptr %3, align 8, !tbaa !5
  %40 = getelementptr inbounds i32, ptr %39, i64 1
  %41 = load i32, ptr %40, align 4, !tbaa !9
  %42 = icmp ult i32 %38, %41
  br i1 %42, label %43, label %64

43:                                               ; preds = %37
  %44 = load i32, ptr %6, align 4, !tbaa !9
  %45 = zext i32 %44 to i64
  %46 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %45
  %47 = load i32, ptr %46, align 4, !tbaa !9
  %48 = load i32, ptr %6, align 4, !tbaa !9
  %49 = zext i32 %48 to i64
  %50 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %49
  %51 = load i32, ptr %50, align 4, !tbaa !9
  %52 = add i32 %47, %51
  %53 = and i32 %52, 31
  %54 = shl i32 %53, 4
  %55 = load i32, ptr %6, align 4, !tbaa !9
  %56 = zext i32 %55 to i64
  %57 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %56
  %58 = load i32, ptr %57, align 4, !tbaa !9
  %59 = or i32 %58, %54
  store i32 %59, ptr %57, align 4, !tbaa !9
  %60 = load i32, ptr %6, align 4, !tbaa !9
  %61 = zext i32 %60 to i64
  %62 = add i64 %61, 2
  %63 = trunc i64 %62 to i32
  store i32 %63, ptr %6, align 4, !tbaa !9
  br label %37, !llvm.loop !14

64:                                               ; preds = %37
  %65 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %66 = load i32, ptr %65, align 4, !tbaa !9
  %67 = mul i32 %66, 1367963592
  %68 = load ptr, ptr %4, align 8, !tbaa !5
  %69 = getelementptr inbounds i32, ptr %68, i64 0
  store i32 %67, ptr %69, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #2
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #2
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #2
  ret void
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!7, !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}
!14 = distinct !{!14, !13}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

; Function Attrs: nofree norecurse nosync nounwind memory(argmem: readwrite) uwtable
define dso_local void @RandomFunc(ptr nocapture noundef readonly %0, ptr nocapture noundef writeonly %1) local_unnamed_addr #0 {
  %3 = load i32, ptr %0, align 4, !tbaa !5
  %4 = add i32 %3, -390364520
  %.sroa.6.0.extract.shift = lshr i32 %4, 8
  %.sroa.6.0.extract.trunc = trunc i32 %.sroa.6.0.extract.shift to i8
  %.sroa.830.0.extract.shift = lshr i32 %4, 24
  %.sroa.830.0.extract.trunc = trunc nuw i32 %.sroa.830.0.extract.shift to i8
  %5 = getelementptr inbounds i8, ptr %0, i64 4
  %6 = load i32, ptr %5, align 4, !tbaa !5
  %7 = add i32 %6, 1
  %xtraiter = and i32 %7, 7
  %8 = icmp ult i32 %6, 7
  br i1 %8, label %.preheader.unr-lcssa, label %.new

.new:                                             ; preds = %2
  %unroll_iter = and i32 %7, -8
  br label %9

9:                                                ; preds = %9, %.new
  %niter = phi i32 [ 0, %.new ], [ %niter.next.7, %9 ]
  %niter.next.7 = add i32 %niter, 8
  %niter.ncmp.7 = icmp eq i32 %niter.next.7, %unroll_iter
  br i1 %niter.ncmp.7, label %.preheader.unr-lcssa, label %9, !llvm.loop !9

.preheader.unr-lcssa:                             ; preds = %9, %2
  %lcmp.mod.not = icmp eq i32 %xtraiter, 0
  br i1 %lcmp.mod.not, label %.preheader, label %.epil.preheader

.epil.preheader:                                  ; preds = %.preheader.unr-lcssa, %.epil.preheader
  %.sroa.830.0.epil = phi i8 [ %.sroa.6.0.epil, %.epil.preheader ], [ %.sroa.830.0.extract.trunc, %.preheader.unr-lcssa ]
  %.sroa.6.0.epil = phi i8 [ %.sroa.830.0.epil, %.epil.preheader ], [ %.sroa.6.0.extract.trunc, %.preheader.unr-lcssa ]
  %epil.iter = phi i32 [ %epil.iter.next, %.epil.preheader ], [ 0, %.preheader.unr-lcssa ]
  %epil.iter.next = add i32 %epil.iter, 1
  %epil.iter.cmp.not = icmp eq i32 %epil.iter.next, %xtraiter
  br i1 %epil.iter.cmp.not, label %.preheader, label %.epil.preheader, !llvm.loop !11

.preheader:                                       ; preds = %.epil.preheader, %.preheader.unr-lcssa
  %.sroa.830.0.lcssa = phi i8 [ %.sroa.6.0.extract.trunc, %.preheader.unr-lcssa ], [ %.sroa.830.0.epil, %.epil.preheader ]
  %.sroa.6.0.lcssa = phi i8 [ %.sroa.830.0.extract.trunc, %.preheader.unr-lcssa ], [ %.sroa.6.0.epil, %.epil.preheader ]
  %.not = icmp eq i32 %6, 0
  %.pre = zext i8 %.sroa.830.0.lcssa to i32
  %.pre42 = shl nuw i32 %.pre, 24
  br i1 %.not, label %._crit_edge, label %.lr.ph.preheader

.lr.ph.preheader:                                 ; preds = %.preheader
  %10 = add i32 %6, -1
  %11 = icmp ult i32 %6, 3
  br i1 %11, label %._crit_edge.loopexit.unr-lcssa, label %.lr.ph.preheader.new

.lr.ph.preheader.new:                             ; preds = %.lr.ph.preheader
  %12 = lshr i32 %10, 1
  %13 = add nuw i32 %12, 1
  %unroll_iter50 = and i32 %13, -2
  br label %.lr.ph

.lr.ph:                                           ; preds = %.lr.ph, %.lr.ph.preheader.new
  %.sroa.6.139 = phi i8 [ %.sroa.6.0.lcssa, %.lr.ph.preheader.new ], [ %.sroa.6.0.extract.trunc22.1, %.lr.ph ]
  %.sroa.8.0.in.in38 = phi i32 [ %4, %.lr.ph.preheader.new ], [ %19, %.lr.ph ]
  %niter51 = phi i32 [ 0, %.lr.ph.preheader.new ], [ %niter51.next.1, %.lr.ph ]
  %.sroa.8.0.insert.ext24 = and i32 %.sroa.8.0.in.in38, 16711680
  %.sroa.6.0.insert.ext17 = zext i8 %.sroa.6.139 to i32
  %.sroa.6.0.insert.shift18 = shl nuw nsw i32 %.sroa.6.0.insert.ext17, 8
  %.sroa.0.0.insert.ext12 = shl i32 %.sroa.8.0.in.in38, 5
  %14 = or i32 %.sroa.0.0.insert.ext12, %.sroa.8.0.in.in38
  %.masked = and i32 %.sroa.0.0.insert.ext12, 256
  %.sroa.6.0.extract.shift21 = or i32 %.sroa.6.0.insert.shift18, %.masked
  %.sroa.8.0.insert.insert27.1 = or disjoint i32 %.sroa.8.0.insert.ext24, %.pre42
  %.sroa.0.0.insert.ext12.1 = and i32 %14, 255
  %15 = shl nuw nsw i32 %.sroa.0.0.insert.ext12.1, 5
  %16 = and i32 %15, 480
  %17 = or i32 %.sroa.6.0.extract.shift21, %16
  %18 = or disjoint i32 %17, %.sroa.8.0.insert.insert27.1
  %19 = or i32 %18, %.sroa.0.0.insert.ext12.1
  %.sroa.6.0.extract.shift21.1 = lshr i32 %17, 8
  %.sroa.6.0.extract.trunc22.1 = trunc nuw i32 %.sroa.6.0.extract.shift21.1 to i8
  %niter51.next.1 = add nuw i32 %niter51, 2
  %niter51.ncmp.1.not = icmp eq i32 %niter51.next.1, %unroll_iter50
  br i1 %niter51.ncmp.1.not, label %._crit_edge.loopexit.unr-lcssa, label %.lr.ph, !llvm.loop !13

._crit_edge.loopexit.unr-lcssa:                   ; preds = %.lr.ph, %.lr.ph.preheader
  %.lcssa.ph = phi i32 [ poison, %.lr.ph.preheader ], [ %19, %.lr.ph ]
  %.sroa.6.0.extract.trunc22.lcssa.ph = phi i8 [ poison, %.lr.ph.preheader ], [ %.sroa.6.0.extract.trunc22.1, %.lr.ph ]
  %.sroa.6.139.unr = phi i8 [ %.sroa.6.0.lcssa, %.lr.ph.preheader ], [ %.sroa.6.0.extract.trunc22.1, %.lr.ph ]
  %.sroa.8.0.in.in38.unr = phi i32 [ %4, %.lr.ph.preheader ], [ %19, %.lr.ph ]
  %20 = and i32 %10, 2
  %lcmp.mod47.not.not = icmp eq i32 %20, 0
  br i1 %lcmp.mod47.not.not, label %.lr.ph.epil, label %._crit_edge

.lr.ph.epil:                                      ; preds = %._crit_edge.loopexit.unr-lcssa
  %.sroa.8.0.insert.ext24.epil = and i32 %.sroa.8.0.in.in38.unr, 16711680
  %.sroa.8.0.insert.insert27.epil = or disjoint i32 %.sroa.8.0.insert.ext24.epil, %.pre42
  %.sroa.6.0.insert.ext17.epil = zext i8 %.sroa.6.139.unr to i32
  %.sroa.6.0.insert.shift18.epil = shl nuw nsw i32 %.sroa.6.0.insert.ext17.epil, 8
  %.sroa.0.0.insert.ext12.epil = and i32 %.sroa.8.0.in.in38.unr, 255
  %21 = shl nuw nsw i32 %.sroa.0.0.insert.ext12.epil, 5
  %22 = and i32 %21, 480
  %23 = or i32 %.sroa.6.0.insert.shift18.epil, %22
  %24 = or disjoint i32 %23, %.sroa.8.0.insert.insert27.epil
  %25 = or i32 %24, %.sroa.0.0.insert.ext12.epil
  %.sroa.6.0.extract.shift21.epil = lshr i32 %23, 8
  %.sroa.6.0.extract.trunc22.epil = trunc nuw i32 %.sroa.6.0.extract.shift21.epil to i8
  br label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph.epil, %._crit_edge.loopexit.unr-lcssa, %.preheader
  %.sroa.8.0.in.in.lcssa = phi i32 [ %4, %.preheader ], [ %.lcssa.ph, %._crit_edge.loopexit.unr-lcssa ], [ %25, %.lr.ph.epil ]
  %.sroa.6.1.lcssa = phi i8 [ %.sroa.6.0.lcssa, %.preheader ], [ %.sroa.6.0.extract.trunc22.lcssa.ph, %._crit_edge.loopexit.unr-lcssa ], [ %.sroa.6.0.extract.trunc22.epil, %.lr.ph.epil ]
  %.sroa.6.0.insert.ext = zext i8 %.sroa.6.1.lcssa to i32
  %.sroa.6.0.insert.shift = shl nuw nsw i32 %.sroa.6.0.insert.ext, 8
  %26 = and i32 %.sroa.8.0.in.in.lcssa, 16711935
  %27 = or disjoint i32 %26, %.sroa.6.0.insert.shift
  %.sroa.0.0.insert.insert = or disjoint i32 %27, %.pre42
  %28 = mul i32 %.sroa.0.0.insert.insert, 1367963592
  store i32 %28, ptr %1, align 4, !tbaa !5
  ret void
}

attributes #0 = { nofree norecurse nosync nounwind memory(argmem: readwrite) uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.unroll.disable"}
!13 = distinct !{!13, !10}


; Effective O3 passes: BDCEPass,CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass