; 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 i32, align 4
  %7 = 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 1, 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 = or i64 %11, 51238316
  %13 = lshr i64 %12, 3
  %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
  store i32 0, ptr %6, align 4, !tbaa !9
  br label %16

16:                                               ; preds = %20, %2
  %17 = load i32, ptr %6, align 4, !tbaa !9
  %18 = zext i32 %17 to i64
  %19 = icmp ult i64 %18, 1
  br i1 %19, label %20, label %35

20:                                               ; preds = %16
  %21 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %22 = load i32, ptr %21, align 4, !tbaa !9
  %23 = lshr i32 %22, 3
  %24 = and i32 %23, 7
  %25 = zext i32 %24 to i64
  %26 = or i64 %25, 1
  %27 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %28 = load i32, ptr %27, align 4, !tbaa !9
  %29 = trunc i64 %26 to i32
  %30 = shl i32 %28, %29
  store i32 %30, ptr %27, align 4, !tbaa !9
  %31 = load i32, ptr %6, align 4, !tbaa !9
  %32 = zext i32 %31 to i64
  %33 = add i64 %32, 2
  %34 = trunc i64 %33 to i32
  store i32 %34, ptr %6, align 4, !tbaa !9
  br label %16, !llvm.loop !11

35:                                               ; preds = %16
  store i32 0, ptr %6, align 4, !tbaa !9
  br label %36

36:                                               ; preds = %40, %35
  %37 = load i32, ptr %6, align 4, !tbaa !9
  %38 = zext i32 %37 to i64
  %39 = icmp ult i64 %38, 1
  br i1 %39, label %40, label %72

40:                                               ; preds = %36
  %41 = load i32, ptr %6, align 4, !tbaa !9
  %42 = zext i32 %41 to i64
  %43 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %42
  %44 = getelementptr inbounds i8, ptr %43, i64 1
  %45 = load i8, ptr %44, align 1, !tbaa !13
  store i8 %45, ptr %7, align 1, !tbaa !13
  %46 = load i32, ptr %6, align 4, !tbaa !9
  %47 = zext i32 %46 to i64
  %48 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %47
  %49 = getelementptr inbounds i8, ptr %48, i64 3
  %50 = load i8, ptr %49, align 1, !tbaa !13
  %51 = load i32, ptr %6, align 4, !tbaa !9
  %52 = zext i32 %51 to i64
  %53 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %52
  %54 = getelementptr inbounds i8, ptr %53, i64 1
  store i8 %50, ptr %54, align 1, !tbaa !13
  %55 = load i8, ptr %7, align 1, !tbaa !13
  %56 = load i32, ptr %6, align 4, !tbaa !9
  %57 = zext i32 %56 to i64
  %58 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %57
  %59 = getelementptr inbounds i8, ptr %58, i64 3
  store i8 %55, ptr %59, align 1, !tbaa !13
  %60 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %61 = load i32, ptr %60, align 4, !tbaa !9
  %62 = load i32, ptr %6, align 4, !tbaa !9
  %63 = zext i32 %62 to i64
  %64 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %63
  %65 = load i32, ptr %64, align 4, !tbaa !9
  %66 = and i32 %61, %65
  %67 = load i32, ptr %6, align 4, !tbaa !9
  %68 = zext i32 %67 to i64
  %69 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %68
  store i32 %66, ptr %69, align 4, !tbaa !9
  %70 = load i32, ptr %6, align 4, !tbaa !9
  %71 = add i32 %70, 1
  store i32 %71, ptr %6, align 4, !tbaa !9
  br label %36, !llvm.loop !14

72:                                               ; preds = %36
  %73 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %74 = load i32, ptr %73, align 4, !tbaa !9
  %75 = xor i32 %74, 326631287
  %76 = load ptr, ptr %4, align 8, !tbaa !5
  %77 = getelementptr inbounds i32, ptr %76, i64 0
  store i32 %75, ptr %77, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 1, 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.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 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = !{!7, !7, i64 0}
!14 = distinct !{!14, !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 = lshr i32 %2, 3
  %.sroa.835.0.insert.shift = and i32 %3, 16777216
  %4 = and i32 %3, 10372426
  %5 = or disjoint i32 %4, 6404789
  %.sroa.0.0.insert.insert = or disjoint i32 %5, %.sroa.835.0.insert.shift
  %6 = shl i32 %5, 23
  %7 = shl nuw nsw i32 %5, 7
  %.sroa.8.0.insert.shift30 = and i32 %7, 8323072
  %.sroa.8.0.insert.insert32 = or disjoint i32 %.sroa.8.0.insert.shift30, %6
  %8 = lshr i32 %.sroa.0.0.insert.insert, 9
  %.sroa.6.0.insert.shift23 = and i32 %8, 65280
  %.sroa.6.0.insert.insert25 = or disjoint i32 %.sroa.8.0.insert.insert32, %.sroa.6.0.insert.shift23
  %9 = xor i32 %.sroa.6.0.insert.insert25, 326631415
  store i32 %9, ptr %1, align 4, !tbaa !5
  ret void
}

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" }

!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,GVNPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass