; 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: nounwind uwtable
define dso_local void @RandomFunc(ptr noundef %0, ptr noundef %1) #0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca [1 x i32], align 4
  %6 = alloca i16, align 2
  %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 2, 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 = zext i32 %10 to i64
  %12 = add i64 %11, 914778474
  %13 = mul i64 %12, 2674260758
  %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
  %16 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %17 = load i32, ptr %16, align 4, !tbaa !9
  %18 = and i32 %17, 1
  %19 = icmp ne i32 %18, 0
  br i1 %19, label %20, label %69

20:                                               ; preds = %2
  %21 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %22 = load i32, ptr %21, align 4, !tbaa !9
  %23 = and i32 %22, 1
  %24 = icmp ne i32 %23, 0
  br i1 %24, label %25, label %43

25:                                               ; preds = %20
  %26 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %27 = load i32, ptr %26, align 4, !tbaa !9
  %28 = and i32 %27, 1
  %29 = icmp ne i32 %28, 0
  br i1 %29, label %30, label %36

30:                                               ; preds = %25
  %31 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %32 = load i32, ptr %31, align 4, !tbaa !9
  %33 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %34 = load i32, ptr %33, align 4, !tbaa !9
  %35 = add i32 %34, %32
  store i32 %35, ptr %33, align 4, !tbaa !9
  br label %42

36:                                               ; preds = %25
  %37 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %38 = load i32, ptr %37, align 4, !tbaa !9
  %39 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %40 = load i32, ptr %39, align 4, !tbaa !9
  %41 = add i32 %40, %38
  store i32 %41, ptr %39, align 4, !tbaa !9
  br label %42

42:                                               ; preds = %36, %30
  br label %68

43:                                               ; preds = %20
  %44 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %45 = load i32, ptr %44, align 4, !tbaa !9
  %46 = lshr i32 %45, 2
  %47 = and i32 %46, 1
  %48 = icmp ne i32 %47, 0
  br i1 %48, label %49, label %55

49:                                               ; preds = %43
  %50 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %51 = load i32, ptr %50, align 4, !tbaa !9
  %52 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %53 = load i32, ptr %52, align 4, !tbaa !9
  %54 = mul i32 %53, %51
  store i32 %54, ptr %52, align 4, !tbaa !9
  br label %67

55:                                               ; preds = %43
  %56 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %57 = getelementptr inbounds i16, ptr %56, i64 0
  %58 = load i16, ptr %57, align 2, !tbaa !11
  store i16 %58, ptr %6, align 2, !tbaa !11
  %59 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %60 = getelementptr inbounds i16, ptr %59, i64 1
  %61 = load i16, ptr %60, align 2, !tbaa !11
  %62 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %63 = getelementptr inbounds i16, ptr %62, i64 0
  store i16 %61, ptr %63, align 2, !tbaa !11
  %64 = load i16, ptr %6, align 2, !tbaa !11
  %65 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %66 = getelementptr inbounds i16, ptr %65, i64 1
  store i16 %64, ptr %66, align 2, !tbaa !11
  br label %67

67:                                               ; preds = %55, %49
  br label %68

68:                                               ; preds = %67, %42
  br label %81

69:                                               ; preds = %2
  %70 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %71 = getelementptr inbounds i16, ptr %70, i64 0
  %72 = load i16, ptr %71, align 2, !tbaa !11
  store i16 %72, ptr %7, align 2, !tbaa !11
  %73 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %74 = getelementptr inbounds i16, ptr %73, i64 1
  %75 = load i16, ptr %74, align 2, !tbaa !11
  %76 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %77 = getelementptr inbounds i16, ptr %76, i64 0
  store i16 %75, ptr %77, align 2, !tbaa !11
  %78 = load i16, ptr %7, align 2, !tbaa !11
  %79 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %80 = getelementptr inbounds i16, ptr %79, i64 1
  store i16 %78, ptr %80, align 2, !tbaa !11
  br label %81

81:                                               ; preds = %69, %68
  %82 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %83 = load i32, ptr %82, align 4, !tbaa !9
  %84 = add i32 %83, -1898294108
  %85 = load ptr, ptr %4, align 8, !tbaa !5
  %86 = getelementptr inbounds i32, ptr %85, i64 0
  store i32 %84, ptr %86, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 2, ptr %7) #2
  call void @llvm.lifetime.end.p0(i64 2, 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.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = !{!12, !12, i64 0}
!12 = !{!"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 = mul i32 %3, -1620706538
  %5 = add i32 %4, -440795876
  %6 = tail call i32 @llvm.fshl.i32(i32 %5, i32 %5, i32 16)
  %7 = add i32 %6, -1898294108
  store i32 %7, ptr %1, align 4, !tbaa !5
  ret void
}

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.fshl.i32(i32, i32, i32) #1

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" }
attributes #1 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }

!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: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass