; 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 i8, align 1
  %7 = alloca i16, align 2
  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 1, ptr %6) #2
  call void @llvm.lifetime.start.p0(i64 2, 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 = add i32 %10, 1373777115
  %12 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  store i32 %11, ptr %12, align 4, !tbaa !9
  %13 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %14 = load i32, ptr %13, align 4, !tbaa !9
  %15 = and i32 %14, 1
  %16 = icmp ne i32 %15, 0
  br i1 %16, label %17, label %44

17:                                               ; preds = %2
  %18 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %19 = load i32, ptr %18, align 4, !tbaa !9
  %20 = lshr i32 %19, 2
  %21 = and i32 %20, 1
  %22 = icmp ne i32 %21, 0
  br i1 %22, label %23, label %31

23:                                               ; preds = %17
  %24 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %25 = load i32, ptr %24, align 4, !tbaa !9
  %26 = and i32 %25, 31
  %27 = shl i32 %26, 4
  %28 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %29 = load i32, ptr %28, align 4, !tbaa !9
  %30 = or i32 %29, %27
  store i32 %30, ptr %28, align 4, !tbaa !9
  br label %43

31:                                               ; preds = %17
  %32 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %33 = getelementptr inbounds i8, ptr %32, i64 0
  %34 = load i8, ptr %33, align 1, !tbaa !11
  store i8 %34, ptr %6, align 1, !tbaa !11
  %35 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %36 = getelementptr inbounds i8, ptr %35, i64 1
  %37 = load i8, ptr %36, align 1, !tbaa !11
  %38 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %39 = getelementptr inbounds i8, ptr %38, i64 0
  store i8 %37, ptr %39, align 1, !tbaa !11
  %40 = load i8, ptr %6, align 1, !tbaa !11
  %41 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %42 = getelementptr inbounds i8, ptr %41, i64 1
  store i8 %40, ptr %42, align 1, !tbaa !11
  br label %43

43:                                               ; preds = %31, %23
  br label %74

44:                                               ; preds = %2
  %45 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %46 = load i32, ptr %45, align 4, !tbaa !9
  %47 = lshr i32 %46, 1
  %48 = and i32 %47, 1
  %49 = icmp ne i32 %48, 0
  br i1 %49, label %50, label %62

50:                                               ; preds = %44
  %51 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %52 = getelementptr inbounds i16, ptr %51, i64 1
  %53 = load i16, ptr %52, align 2, !tbaa !12
  store i16 %53, ptr %7, align 2, !tbaa !12
  %54 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %55 = getelementptr inbounds i16, ptr %54, i64 0
  %56 = load i16, ptr %55, align 2, !tbaa !12
  %57 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %58 = getelementptr inbounds i16, ptr %57, i64 1
  store i16 %56, ptr %58, align 2, !tbaa !12
  %59 = load i16, ptr %7, align 2, !tbaa !12
  %60 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %61 = getelementptr inbounds i16, ptr %60, i64 0
  store i16 %59, ptr %61, align 2, !tbaa !12
  br label %73

62:                                               ; preds = %44
  %63 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %64 = load i32, ptr %63, align 4, !tbaa !9
  %65 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %66 = load i32, ptr %65, align 4, !tbaa !9
  %67 = add i32 %64, %66
  %68 = and i32 %67, 63
  %69 = shl i32 %68, 4
  %70 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %71 = load i32, ptr %70, align 4, !tbaa !9
  %72 = or i32 %71, %69
  store i32 %72, ptr %70, align 4, !tbaa !9
  br label %73

73:                                               ; preds = %62, %50
  br label %74

74:                                               ; preds = %73, %43
  %75 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %76 = load i32, ptr %75, align 4, !tbaa !9
  %77 = shl i32 %76, 1
  %78 = mul i32 %77, 1578328702
  %79 = load ptr, ptr %4, align 8, !tbaa !5
  %80 = getelementptr inbounds i32, ptr %79, i64 0
  store i32 %78, ptr %80, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 2, ptr %7) #2
  call void @llvm.lifetime.end.p0(i64 1, 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 = !{!13, !13, i64 0}
!13 = !{!"short", !7, i64 0}


; 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: mustprogress nofree norecurse nosync nounwind willreturn 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, 1373777115
  %.sroa.0.sroa.18.0.extract.shift113156 = lshr i32 %4, 8
  %.sroa.20.0.extract.shift = lshr i32 %4, 16
  %.sroa.20.0.extract.trunc = trunc nuw i32 %.sroa.20.0.extract.shift to i16
  %5 = trunc i32 %.sroa.0.sroa.18.0.extract.shift113156 to i16
  %.sroa.0.sroa.18.0.insert.ext115 = shl i16 %5, 8
  %6 = trunc i32 %4 to i16
  %.sroa.0.sroa.0.0.insert.ext84 = and i16 %6, 255
  %.sroa.0.sroa.0.0.insert.insert86 = or disjoint i16 %.sroa.0.sroa.18.0.insert.ext115, %.sroa.0.sroa.0.0.insert.ext84
  %.sroa.0.0.insert.ext = zext i16 %.sroa.0.sroa.0.0.insert.insert86 to i32
  %7 = and i32 %.sroa.0.0.insert.ext, 1
  %.not = icmp eq i32 %7, 0
  br i1 %.not, label %14, label %8

8:                                                ; preds = %2
  %9 = and i32 %.sroa.0.0.insert.ext, 4
  %.not160 = icmp eq i32 %9, 0
  br i1 %.not160, label %21, label %10

10:                                               ; preds = %8
  %11 = shl nuw nsw i32 %.sroa.0.0.insert.ext, 4
  %12 = and i32 %11, 496
  %13 = or i32 %12, %.sroa.0.0.insert.ext
  %.sroa.0.sroa.18.0.extract.shift131161 = lshr i32 %13, 8
  br label %21

14:                                               ; preds = %2
  %15 = and i32 %.sroa.0.0.insert.ext, 2
  %.not157 = icmp eq i32 %15, 0
  br i1 %.not157, label %17, label %16

16:                                               ; preds = %14
  %.sroa.0.sroa.18.0.extract.shift159 = lshr i32 %4, 24
  br label %21

17:                                               ; preds = %14
  %18 = shl nuw nsw i32 %.sroa.0.0.insert.ext, 5
  %19 = and i32 %18, 896
  %20 = or i32 %19, %.sroa.0.0.insert.ext
  %.sroa.0.sroa.18.0.extract.shift149158 = lshr i32 %20, 8
  br label %21

21:                                               ; preds = %8, %16, %17, %10
  %.sroa.20.0 = phi i16 [ %.sroa.20.0.extract.trunc, %10 ], [ %.sroa.0.sroa.0.0.insert.insert86, %16 ], [ %.sroa.20.0.extract.trunc, %17 ], [ %.sroa.20.0.extract.trunc, %8 ]
  %.sroa.0.sroa.0.0.in = phi i32 [ %13, %10 ], [ %.sroa.20.0.extract.shift, %16 ], [ %20, %17 ], [ %.sroa.0.sroa.18.0.extract.shift113156, %8 ]
  %.sroa.0.sroa.18.0.in = phi i32 [ %.sroa.0.sroa.18.0.extract.shift131161, %10 ], [ %.sroa.0.sroa.18.0.extract.shift159, %16 ], [ %.sroa.0.sroa.18.0.extract.shift149158, %17 ], [ %4, %8 ]
  %.sroa.0.sroa.18.0.insert.ext151 = shl i32 %.sroa.0.sroa.18.0.in, 8
  %.sroa.0.sroa.0.0.insert.ext110 = and i32 %.sroa.0.sroa.0.0.in, 255
  %.sroa.20.0.insert.ext79 = zext i16 %.sroa.20.0 to i32
  %.sroa.0.sroa.18.0.insert.ext151.masked = and i32 %.sroa.0.sroa.18.0.insert.ext151, 65280
  %.sroa.0.0.insert.ext35 = or disjoint i32 %.sroa.0.sroa.18.0.insert.ext151.masked, %.sroa.0.sroa.0.0.insert.ext110
  %22 = shl i32 %.sroa.20.0.insert.ext79, 17
  %23 = shl nuw nsw i32 %.sroa.0.0.insert.ext35, 1
  %24 = or disjoint i32 %23, %22
  %25 = mul i32 %24, 1578328702
  store i32 %25, ptr %1, align 4, !tbaa !5
  ret void
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn 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"}


; Effective O3 passes: BDCEPass,EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass