; 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 i16, align 2
  %8 = 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 4, ptr %6) #2
  call void @llvm.lifetime.start.p0(i64 2, ptr %7) #2
  call void @llvm.lifetime.start.p0(i64 2, ptr %8) #2
  %9 = load ptr, ptr %3, align 8, !tbaa !5
  %10 = getelementptr inbounds i32, ptr %9, i64 0
  %11 = load i32, ptr %10, align 4, !tbaa !9
  %12 = add i32 %11, -10089659
  %13 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  store i32 %12, ptr %13, align 4, !tbaa !9
  store i32 0, ptr %6, align 4, !tbaa !9
  br label %14

14:                                               ; preds = %18, %2
  %15 = load i32, ptr %6, align 4, !tbaa !9
  %16 = zext i32 %15 to i64
  %17 = icmp ult i64 %16, 1
  br i1 %17, label %18, label %32

18:                                               ; preds = %14
  %19 = load i32, ptr %6, align 4, !tbaa !9
  %20 = zext i32 %19 to i64
  %21 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %20
  %22 = load i32, ptr %21, align 4, !tbaa !9
  %23 = load i32, ptr %6, align 4, !tbaa !9
  %24 = zext i32 %23 to i64
  %25 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %24
  %26 = load i32, ptr %25, align 4, !tbaa !9
  %27 = add i32 %26, %22
  store i32 %27, ptr %25, align 4, !tbaa !9
  %28 = load i32, ptr %6, align 4, !tbaa !9
  %29 = zext i32 %28 to i64
  %30 = add i64 %29, 2
  %31 = trunc i64 %30 to i32
  store i32 %31, ptr %6, align 4, !tbaa !9
  br label %14, !llvm.loop !11

32:                                               ; preds = %14
  store i32 0, ptr %6, align 4, !tbaa !9
  br label %33

33:                                               ; preds = %37, %32
  %34 = load i32, ptr %6, align 4, !tbaa !9
  %35 = zext i32 %34 to i64
  %36 = icmp ult i64 %35, 1
  br i1 %36, label %37, label %81

37:                                               ; preds = %33
  %38 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %39 = getelementptr inbounds i16, ptr %38, i64 0
  %40 = load i16, ptr %39, align 2, !tbaa !13
  store i16 %40, ptr %7, align 2, !tbaa !13
  %41 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %42 = getelementptr inbounds i16, ptr %41, i64 1
  %43 = load i16, ptr %42, align 2, !tbaa !13
  %44 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %45 = getelementptr inbounds i16, ptr %44, i64 0
  store i16 %43, ptr %45, align 2, !tbaa !13
  %46 = load i16, ptr %7, align 2, !tbaa !13
  %47 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %48 = getelementptr inbounds i16, ptr %47, i64 1
  store i16 %46, ptr %48, align 2, !tbaa !13
  %49 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %50 = getelementptr inbounds i16, ptr %49, i64 1
  %51 = load i16, ptr %50, align 2, !tbaa !13
  store i16 %51, ptr %7, align 2, !tbaa !13
  %52 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %53 = getelementptr inbounds i16, ptr %52, i64 0
  %54 = load i16, ptr %53, align 2, !tbaa !13
  %55 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %56 = getelementptr inbounds i16, ptr %55, i64 1
  store i16 %54, ptr %56, align 2, !tbaa !13
  %57 = load i16, ptr %7, align 2, !tbaa !13
  %58 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %59 = getelementptr inbounds i16, ptr %58, i64 0
  store i16 %57, ptr %59, align 2, !tbaa !13
  %60 = load i32, ptr %6, align 4, !tbaa !9
  %61 = zext i32 %60 to i64
  %62 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %61
  %63 = getelementptr inbounds i16, ptr %62, i64 1
  %64 = load i16, ptr %63, align 2, !tbaa !13
  store i16 %64, ptr %8, align 2, !tbaa !13
  %65 = load i32, ptr %6, align 4, !tbaa !9
  %66 = zext i32 %65 to i64
  %67 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %66
  %68 = getelementptr inbounds i16, ptr %67, i64 0
  %69 = load i16, ptr %68, align 2, !tbaa !13
  %70 = load i32, ptr %6, align 4, !tbaa !9
  %71 = zext i32 %70 to i64
  %72 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %71
  %73 = getelementptr inbounds i16, ptr %72, i64 1
  store i16 %69, ptr %73, align 2, !tbaa !13
  %74 = load i16, ptr %8, align 2, !tbaa !13
  %75 = load i32, ptr %6, align 4, !tbaa !9
  %76 = zext i32 %75 to i64
  %77 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %76
  %78 = getelementptr inbounds i16, ptr %77, i64 0
  store i16 %74, ptr %78, align 2, !tbaa !13
  %79 = load i32, ptr %6, align 4, !tbaa !9
  %80 = add i32 %79, 1
  store i32 %80, ptr %6, align 4, !tbaa !9
  br label %33, !llvm.loop !15

81:                                               ; preds = %33
  %82 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %83 = load i32, ptr %82, align 4, !tbaa !9
  %84 = zext i32 %83 to i64
  %85 = sub i64 %84, 957911421
  %86 = trunc i64 %85 to i32
  %87 = load ptr, ptr %4, align 8, !tbaa !5
  %88 = getelementptr inbounds i32, ptr %87, i64 0
  store i32 %86, ptr %88, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 2, ptr %8) #2
  call void @llvm.lifetime.end.p0(i64 2, 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 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = !{!14, !14, i64 0}
!14 = !{!"short", !7, i64 0}
!15 = distinct !{!15, !12}


; 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 {
.critedge:
  %2 = load i32, ptr %0, align 4, !tbaa !5
  %3 = shl i32 %2, 1
  %4 = add i32 %3, -20179318
  %.sroa.0.0.insert.insert = tail call i32 @llvm.fshl.i32(i32 %4, i32 %4, i32 16)
  %5 = add i32 %.sroa.0.0.insert.insert, -957911421
  store i32 %5, 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: CorrelatedValuePropagationPass,EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass