; 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 i64], align 8
  %6 = alloca i64, align 8
  %7 = alloca i8, align 1
  %8 = alloca i32, align 4
  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 8, ptr %5) #2
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #2
  call void @llvm.lifetime.start.p0(i64 1, ptr %7) #2
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #2
  %9 = load ptr, ptr %3, align 8, !tbaa !5
  %10 = getelementptr inbounds i64, ptr %9, i64 0
  %11 = load i64, ptr %10, align 8, !tbaa !9
  %12 = add i64 %11, 1373777115
  %13 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  store i64 %12, ptr %13, align 8, !tbaa !9
  store i64 0, ptr %6, align 8, !tbaa !9
  br label %14

14:                                               ; preds = %83, %2
  %15 = load i64, ptr %6, align 8, !tbaa !9
  %16 = load ptr, ptr %3, align 8, !tbaa !5
  %17 = getelementptr inbounds i64, ptr %16, i64 1
  %18 = load i64, ptr %17, align 8, !tbaa !9
  %19 = icmp ult i64 %15, %18
  br i1 %19, label %20, label %86

20:                                               ; preds = %14
  %21 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %22 = load i64, ptr %21, align 8, !tbaa !9
  %23 = load i64, ptr %6, align 8, !tbaa !9
  %24 = icmp eq i64 %22, %23
  br i1 %24, label %25, label %59

25:                                               ; preds = %20
  %26 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %27 = getelementptr inbounds i8, ptr %26, i64 1
  %28 = load i8, ptr %27, align 1, !tbaa !11
  store i8 %28, ptr %7, align 1, !tbaa !11
  %29 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %30 = getelementptr inbounds i8, ptr %29, i64 4
  %31 = load i8, ptr %30, align 1, !tbaa !11
  %32 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %33 = getelementptr inbounds i8, ptr %32, i64 1
  store i8 %31, ptr %33, align 1, !tbaa !11
  %34 = load i8, ptr %7, align 1, !tbaa !11
  %35 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %36 = getelementptr inbounds i8, ptr %35, i64 4
  store i8 %34, ptr %36, align 1, !tbaa !11
  %37 = load i64, ptr %6, align 8, !tbaa !9
  %38 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %37
  %39 = load i64, ptr %38, align 8, !tbaa !9
  %40 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %41 = load i64, ptr %40, align 8, !tbaa !9
  %42 = lshr i64 %41, 2
  %43 = and i64 %42, 15
  %44 = or i64 %43, 1
  %45 = lshr i64 %39, %44
  %46 = load i64, ptr %6, align 8, !tbaa !9
  %47 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %46
  %48 = load i64, ptr %47, align 8, !tbaa !9
  %49 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %50 = load i64, ptr %49, align 8, !tbaa !9
  %51 = lshr i64 %50, 2
  %52 = and i64 %51, 15
  %53 = or i64 %52, 1
  %54 = sub i64 64, %53
  %55 = shl i64 %48, %54
  %56 = or i64 %45, %55
  %57 = load i64, ptr %6, align 8, !tbaa !9
  %58 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %57
  store i64 %56, ptr %58, align 8, !tbaa !9
  br label %83

59:                                               ; preds = %20
  %60 = load i64, ptr %6, align 8, !tbaa !9
  %61 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %60
  %62 = getelementptr inbounds i32, ptr %61, i64 0
  %63 = load i32, ptr %62, align 4, !tbaa !12
  store i32 %63, ptr %8, align 4, !tbaa !12
  %64 = load i64, ptr %6, align 8, !tbaa !9
  %65 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %64
  %66 = getelementptr inbounds i32, ptr %65, i64 1
  %67 = load i32, ptr %66, align 4, !tbaa !12
  %68 = load i64, ptr %6, align 8, !tbaa !9
  %69 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %68
  %70 = getelementptr inbounds i32, ptr %69, i64 0
  store i32 %67, ptr %70, align 4, !tbaa !12
  %71 = load i32, ptr %8, align 4, !tbaa !12
  %72 = load i64, ptr %6, align 8, !tbaa !9
  %73 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %72
  %74 = getelementptr inbounds i32, ptr %73, i64 1
  store i32 %71, ptr %74, align 4, !tbaa !12
  %75 = load i64, ptr %6, align 8, !tbaa !9
  %76 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %75
  %77 = load i64, ptr %76, align 8, !tbaa !9
  %78 = and i64 %77, 15
  %79 = shl i64 %78, 3
  %80 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %81 = load i64, ptr %80, align 8, !tbaa !9
  %82 = or i64 %81, %79
  store i64 %82, ptr %80, align 8, !tbaa !9
  br label %83

83:                                               ; preds = %59, %25
  %84 = load i64, ptr %6, align 8, !tbaa !9
  %85 = add i64 %84, 1
  store i64 %85, ptr %6, align 8, !tbaa !9
  br label %14, !llvm.loop !14

86:                                               ; preds = %14
  %87 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %88 = load i64, ptr %87, align 8, !tbaa !9
  %89 = shl i64 %88, 1
  %90 = mul i64 %89, 1578328702
  %91 = load ptr, ptr %4, align 8, !tbaa !5
  %92 = getelementptr inbounds i64, ptr %91, i64 0
  store i64 %90, ptr %92, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #2
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #2
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #2
  call void @llvm.lifetime.end.p0(i64 8, 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 = !{!"long", !7, i64 0}
!11 = !{!7, !7, i64 0}
!12 = !{!13, !13, i64 0}
!13 = !{!"int", !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 i64], align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #3
  %4 = load i64, ptr %0, align 8, !tbaa !5
  %5 = add i64 %4, 1373777115
  store i64 %5, ptr %3, align 8, !tbaa !5
  %6 = getelementptr inbounds i8, ptr %0, i64 8
  %7 = load i64, ptr %6, align 8, !tbaa !5
  %invariant.gep = getelementptr inbounds i8, ptr %3, i64 4
  %.not = icmp eq i64 %7, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %2
  %8 = getelementptr inbounds i8, ptr %3, i64 1
  br label %9

9:                                                ; preds = %.lr.ph, %27
  %10 = phi i64 [ %5, %.lr.ph ], [ %storemerge, %27 ]
  %.015 = phi i64 [ 0, %.lr.ph ], [ %28, %27 ]
  %11 = icmp eq i64 %10, %.015
  br i1 %11, label %12, label %20

12:                                               ; preds = %9
  %.in16 = lshr i64 %10, 8
  %13 = trunc i64 %.in16 to i8
  %.in = lshr i64 %10, 32
  %14 = trunc i64 %.in to i8
  store i8 %14, ptr %8, align 1, !tbaa !9
  store i8 %13, ptr %invariant.gep, align 4, !tbaa !9
  %15 = load i64, ptr %3, align 8, !tbaa !5
  %16 = lshr i64 %15, 2
  %17 = and i64 %16, 14
  %18 = or disjoint i64 %17, 1
  %19 = tail call i64 @llvm.fshr.i64(i64 %15, i64 %15, i64 %18)
  br label %27

20:                                               ; preds = %9
  %21 = trunc i64 %10 to i32
  %gep = getelementptr [1 x i64], ptr %invariant.gep, i64 0, i64 %.015
  %22 = load i32, ptr %gep, align 4, !tbaa !10
  store i32 %22, ptr %3, align 8, !tbaa !10
  store i32 %21, ptr %gep, align 4, !tbaa !10
  %23 = load i64, ptr %3, align 8, !tbaa !5
  %24 = shl i64 %23, 3
  %25 = and i64 %24, 120
  %26 = or i64 %25, %23
  br label %27

27:                                               ; preds = %20, %12
  %storemerge = phi i64 [ %19, %12 ], [ %26, %20 ]
  store i64 %storemerge, ptr %3, align 8, !tbaa !5
  %28 = add nuw i64 %.015, 1
  %exitcond.not = icmp eq i64 %28, %7
  br i1 %exitcond.not, label %._crit_edge, label %9, !llvm.loop !12

._crit_edge:                                      ; preds = %27, %2
  %29 = phi i64 [ %5, %2 ], [ %storemerge, %27 ]
  %30 = mul i64 %29, 3156657404
  store i64 %30, ptr %1, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #3
  ret void
}

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

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i64 @llvm.fshr.i64(i64, i64, i64) #2

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 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #3 = { 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 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!7, !7, i64 0}
!10 = !{!11, !11, i64 0}
!11 = !{!"int", !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}


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