; 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 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 2, ptr %7) #2
  call void @llvm.lifetime.start.p0(i64 1, 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 = zext i32 %11 to i64
  %13 = add i64 %12, 51238316
  %14 = add i64 %13, 274866410
  %15 = trunc i64 %14 to i32
  %16 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  store i32 %15, ptr %16, align 4, !tbaa !9
  store i32 0, ptr %6, align 4, !tbaa !9
  br label %17

17:                                               ; preds = %77, %2
  %18 = load i32, ptr %6, align 4, !tbaa !9
  %19 = load ptr, ptr %3, align 8, !tbaa !5
  %20 = getelementptr inbounds i32, ptr %19, i64 1
  %21 = load i32, ptr %20, align 4, !tbaa !9
  %22 = icmp ult i32 %18, %21
  br i1 %22, label %23, label %82

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 = load i32, ptr %6, align 4, !tbaa !9
  %27 = icmp ult i32 %25, %26
  br i1 %27, label %28, label %58

28:                                               ; preds = %23
  %29 = load i32, ptr %6, align 4, !tbaa !9
  %30 = zext i32 %29 to i64
  %31 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %30
  %32 = getelementptr inbounds i16, ptr %31, i64 1
  %33 = load i16, ptr %32, align 2, !tbaa !11
  store i16 %33, ptr %7, align 2, !tbaa !11
  %34 = load i32, ptr %6, align 4, !tbaa !9
  %35 = zext i32 %34 to i64
  %36 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %35
  %37 = getelementptr inbounds i16, ptr %36, i64 0
  %38 = load i16, ptr %37, align 2, !tbaa !11
  %39 = load i32, ptr %6, align 4, !tbaa !9
  %40 = zext i32 %39 to i64
  %41 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %40
  %42 = getelementptr inbounds i16, ptr %41, i64 1
  store i16 %38, ptr %42, align 2, !tbaa !11
  %43 = load i16, ptr %7, align 2, !tbaa !11
  %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 = getelementptr inbounds i16, ptr %46, i64 0
  store i16 %43, ptr %47, align 2, !tbaa !11
  %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 = load i32, ptr %6, align 4, !tbaa !9
  %53 = zext i32 %52 to i64
  %54 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %53
  %55 = load i32, ptr %54, align 4, !tbaa !9
  %56 = mul i32 %51, %55
  %57 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  store i32 %56, ptr %57, align 4, !tbaa !9
  br label %77

58:                                               ; preds = %23
  %59 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %60 = getelementptr inbounds i8, ptr %59, i64 1
  %61 = load i8, ptr %60, align 1, !tbaa !13
  store i8 %61, ptr %8, align 1, !tbaa !13
  %62 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %63 = getelementptr inbounds i8, ptr %62, i64 3
  %64 = load i8, ptr %63, align 1, !tbaa !13
  %65 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %66 = getelementptr inbounds i8, ptr %65, i64 1
  store i8 %64, ptr %66, align 1, !tbaa !13
  %67 = load i8, ptr %8, align 1, !tbaa !13
  %68 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %69 = getelementptr inbounds i8, ptr %68, i64 3
  store i8 %67, ptr %69, align 1, !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 = load i32, ptr %72, align 4, !tbaa !9
  %74 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %75 = load i32, ptr %74, align 4, !tbaa !9
  %76 = add i32 %75, %73
  store i32 %76, ptr %74, align 4, !tbaa !9
  br label %77

77:                                               ; preds = %58, %28
  %78 = load i32, ptr %6, align 4, !tbaa !9
  %79 = zext i32 %78 to i64
  %80 = add i64 %79, 2
  %81 = trunc i64 %80 to i32
  store i32 %81, ptr %6, align 4, !tbaa !9
  br label %17, !llvm.loop !14

82:                                               ; preds = %17
  %83 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %84 = load i32, ptr %83, align 4, !tbaa !9
  %85 = zext i32 %84 to i64
  %86 = add i64 %85, 745879451
  %87 = trunc i64 %86 to i32
  %88 = load ptr, ptr %4, align 8, !tbaa !5
  %89 = getelementptr inbounds i32, ptr %88, i64 0
  store i32 %87, ptr %89, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 1, 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 = !{!12, !12, i64 0}
!12 = !{!"short", !7, i64 0}
!13 = !{!7, !7, i64 0}
!14 = distinct !{!14, !15}
!15 = !{!"llvm.loop.mustprogress"}


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

; 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 #1 {
  %3 = alloca [1 x i32], align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #2
  %4 = load i32, ptr %0, align 4, !tbaa !5
  %5 = add i32 %4, 326104726
  store i32 %5, ptr %3, align 4, !tbaa !5
  %6 = getelementptr inbounds i8, ptr %0, i64 4
  %7 = load i32, ptr %6, align 4, !tbaa !5
  %invariant.gep = getelementptr inbounds i8, ptr %3, i64 2
  %.not = icmp eq i32 %7, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %2
  %8 = getelementptr inbounds i8, ptr %3, i64 1
  %9 = getelementptr inbounds i8, ptr %3, i64 3
  %10 = zext i32 %7 to i64
  br label %11

11:                                               ; preds = %.lr.ph, %25
  %12 = phi i32 [ %5, %.lr.ph ], [ %storemerge, %25 ]
  %indvars.iv = phi i64 [ 0, %.lr.ph ], [ %indvars.iv.next, %25 ]
  %13 = zext i32 %12 to i64
  %14 = icmp ugt i64 %indvars.iv, %13
  br i1 %14, label %15, label %20

15:                                               ; preds = %11
  %16 = trunc i32 %12 to i16
  %gep = getelementptr inbounds [1 x i32], ptr %invariant.gep, i64 0, i64 %indvars.iv
  %17 = load i16, ptr %gep, align 2, !tbaa !9
  store i16 %16, ptr %gep, align 2, !tbaa !9
  store i16 %17, ptr %3, align 4, !tbaa !9
  %18 = load i32, ptr %3, align 4, !tbaa !5
  %19 = mul i32 %18, %18
  br label %25

20:                                               ; preds = %11
  %.in16 = lshr i32 %12, 8
  %21 = trunc i32 %.in16 to i8
  %.in = lshr i32 %12, 24
  %22 = trunc nuw i32 %.in to i8
  store i8 %22, ptr %8, align 1, !tbaa !11
  store i8 %21, ptr %9, align 1, !tbaa !11
  %23 = load i32, ptr %3, align 4, !tbaa !5
  %24 = shl i32 %23, 1
  br label %25

25:                                               ; preds = %20, %15
  %storemerge = phi i32 [ %24, %20 ], [ %19, %15 ]
  store i32 %storemerge, ptr %3, align 4, !tbaa !5
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 2
  %26 = icmp ult i64 %indvars.iv.next, %10
  br i1 %26, label %11, label %._crit_edge, !llvm.loop !12

._crit_edge:                                      ; preds = %25, %2
  %27 = phi i32 [ %5, %2 ], [ %storemerge, %25 ]
  %28 = add i32 %27, 745879451
  store i32 %28, ptr %1, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #2
  ret void
}

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

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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" }
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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"short", !7, i64 0}
!11 = !{!7, !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}


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