; 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
  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
  %7 = load ptr, ptr %3, align 8, !tbaa !5
  %8 = getelementptr inbounds i32, ptr %7, i64 0
  %9 = load i32, ptr %8, align 4, !tbaa !9
  %10 = zext i32 %9 to i64
  %11 = add i64 %10, 914778474
  %12 = xor i64 %11, 3462201355
  %13 = trunc i64 %12 to i32
  %14 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  store i32 %13, ptr %14, align 4, !tbaa !9
  %15 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %16 = load i32, ptr %15, align 4, !tbaa !9
  %17 = and i32 %16, 1
  %18 = icmp ne i32 %17, 0
  br i1 %18, label %19, label %31

19:                                               ; preds = %2
  %20 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %21 = getelementptr inbounds i8, ptr %20, i64 3
  %22 = load i8, ptr %21, align 1, !tbaa !11
  store i8 %22, ptr %6, align 1, !tbaa !11
  %23 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %24 = getelementptr inbounds i8, ptr %23, i64 1
  %25 = load i8, ptr %24, align 1, !tbaa !11
  %26 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %27 = getelementptr inbounds i8, ptr %26, i64 3
  store i8 %25, ptr %27, align 1, !tbaa !11
  %28 = load i8, ptr %6, align 1, !tbaa !11
  %29 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %30 = getelementptr inbounds i8, ptr %29, i64 1
  store i8 %28, ptr %30, align 1, !tbaa !11
  br label %39

31:                                               ; preds = %2
  %32 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %33 = load i32, ptr %32, align 4, !tbaa !9
  %34 = and i32 %33, 15
  %35 = shl i32 %34, 3
  %36 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %37 = load i32, ptr %36, align 4, !tbaa !9
  %38 = or i32 %37, %35
  store i32 %38, ptr %36, align 4, !tbaa !9
  br label %39

39:                                               ; preds = %31, %19
  %40 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %41 = load i32, ptr %40, align 4, !tbaa !9
  %42 = shl i32 %41, 11
  %43 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %44 = load i32, ptr %43, align 4, !tbaa !9
  %45 = lshr i32 %44, 21
  %46 = or i32 %42, %45
  %47 = load ptr, ptr %4, align 8, !tbaa !5
  %48 = getelementptr inbounds i32, ptr %47, i64 0
  store i32 %46, ptr %48, align 4, !tbaa !9
  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}


; 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, 914778474
  %.sroa.0.0.insert.insert = xor i32 %4, -832765941
  %5 = and i32 %.sroa.0.0.insert.insert, 1
  %.not = icmp eq i32 %5, 0
  br i1 %.not, label %8, label %6

6:                                                ; preds = %2
  %.sroa.9.0.extract.shift = lshr i32 %4, 8
  %.sroa.1162.0.extract.shift = lshr i32 %.sroa.0.0.insert.insert, 24
  %7 = and i32 %.sroa.9.0.extract.shift, 255
  br label %13

8:                                                ; preds = %2
  %9 = shl i32 %.sroa.0.0.insert.insert, 3
  %10 = and i32 %9, 112
  %11 = or i32 %10, %.sroa.0.0.insert.insert
  %.sroa.9.0.extract.shift28 = lshr i32 %4, 8
  %.sroa.1162.0.extract.shift73 = lshr i32 %.sroa.0.0.insert.insert, 24
  %12 = and i32 %.sroa.9.0.extract.shift28, 255
  br label %13

13:                                               ; preds = %8, %6
  %.sroa.9.0.in = phi i32 [ %.sroa.1162.0.extract.shift, %6 ], [ %12, %8 ]
  %.sroa.0.0.in = phi i32 [ %.sroa.0.0.insert.insert, %6 ], [ %11, %8 ]
  %.sroa.1162.0.in = phi i32 [ %7, %6 ], [ %.sroa.1162.0.extract.shift73, %8 ]
  %.sroa.1162.0.insert.shift77 = shl nuw i32 %.sroa.1162.0.in, 24
  %.sroa.11.0.insert.ext53 = and i32 %.sroa.0.0.insert.insert, 16711680
  %.sroa.11.0.insert.insert56 = or disjoint i32 %.sroa.1162.0.insert.shift77, %.sroa.11.0.insert.ext53
  %.sroa.9.0.insert.shift32 = shl nuw nsw i32 %.sroa.9.0.in, 8
  %.sroa.9.0.insert.insert34 = or disjoint i32 %.sroa.11.0.insert.insert56, %.sroa.9.0.insert.shift32
  %.sroa.0.0.insert.ext11 = and i32 %.sroa.0.0.in, 255
  %.sroa.0.0.insert.insert13 = or disjoint i32 %.sroa.9.0.insert.insert34, %.sroa.0.0.insert.ext11
  %14 = tail call i32 @llvm.fshl.i32(i32 %.sroa.0.0.insert.insert13, i32 %.sroa.0.0.insert.insert13, i32 11)
  store i32 %14, 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,ReassociatePass,SROAPass,TailCallElimPass