; 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
  %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 1, 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 = zext i32 %11 to i64
  %13 = add i64 %12, 914778474
  %14 = xor i64 %13, 3462201355
  %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 = %74, %2
  %18 = load i32, ptr %6, align 4, !tbaa !9
  %19 = zext i32 %18 to i64
  %20 = icmp ult i64 %19, 1
  br i1 %20, label %21, label %77

21:                                               ; preds = %17
  %22 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %23 = load i32, ptr %22, align 4, !tbaa !9
  %24 = load i32, ptr %6, align 4, !tbaa !9
  %25 = icmp ugt i32 %23, %24
  br i1 %25, label %26, label %57

26:                                               ; preds = %21
  %27 = load i32, ptr %6, align 4, !tbaa !9
  %28 = zext i32 %27 to i64
  %29 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %28
  %30 = getelementptr inbounds i8, ptr %29, i64 0
  %31 = load i8, ptr %30, align 1, !tbaa !11
  store i8 %31, ptr %7, align 1, !tbaa !11
  %32 = load i32, ptr %6, align 4, !tbaa !9
  %33 = zext i32 %32 to i64
  %34 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %33
  %35 = getelementptr inbounds i8, ptr %34, i64 1
  %36 = load i8, ptr %35, align 1, !tbaa !11
  %37 = load i32, ptr %6, align 4, !tbaa !9
  %38 = zext i32 %37 to i64
  %39 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %38
  %40 = getelementptr inbounds i8, ptr %39, i64 0
  store i8 %36, ptr %40, align 1, !tbaa !11
  %41 = load i8, ptr %7, align 1, !tbaa !11
  %42 = load i32, ptr %6, align 4, !tbaa !9
  %43 = zext i32 %42 to i64
  %44 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %43
  %45 = getelementptr inbounds i8, ptr %44, i64 1
  store i8 %41, ptr %45, align 1, !tbaa !11
  %46 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %47 = getelementptr inbounds i16, ptr %46, i64 1
  %48 = load i16, ptr %47, align 2, !tbaa !12
  store i16 %48, ptr %8, align 2, !tbaa !12
  %49 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %50 = getelementptr inbounds i16, ptr %49, i64 0
  %51 = load i16, ptr %50, align 2, !tbaa !12
  %52 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %53 = getelementptr inbounds i16, ptr %52, i64 1
  store i16 %51, ptr %53, align 2, !tbaa !12
  %54 = load i16, ptr %8, align 2, !tbaa !12
  %55 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %56 = getelementptr inbounds i16, ptr %55, i64 0
  store i16 %54, ptr %56, align 2, !tbaa !12
  br label %74

57:                                               ; preds = %21
  %58 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %59 = load i32, ptr %58, align 4, !tbaa !9
  %60 = and i32 %59, 31
  %61 = shl i32 %60, 4
  %62 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %63 = load i32, ptr %62, align 4, !tbaa !9
  %64 = or i32 %63, %61
  store i32 %64, ptr %62, align 4, !tbaa !9
  %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 = load i32, ptr %67, align 4, !tbaa !9
  %69 = load i32, ptr %6, align 4, !tbaa !9
  %70 = zext i32 %69 to i64
  %71 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %70
  %72 = load i32, ptr %71, align 4, !tbaa !9
  %73 = mul i32 %72, %68
  store i32 %73, ptr %71, align 4, !tbaa !9
  br label %74

74:                                               ; preds = %57, %26
  %75 = load i32, ptr %6, align 4, !tbaa !9
  %76 = add i32 %75, 1
  store i32 %76, ptr %6, align 4, !tbaa !9
  br label %17, !llvm.loop !14

77:                                               ; preds = %17
  %78 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %79 = load i32, ptr %78, align 4, !tbaa !9
  %80 = shl i32 %79, 5
  %81 = load ptr, ptr %4, align 8, !tbaa !5
  %82 = getelementptr inbounds i32, ptr %81, i64 0
  store i32 %80, ptr %82, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 2, ptr %8) #2
  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 = !{!7, !7, i64 0}
!12 = !{!13, !13, i64 0}
!13 = !{!"short", !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 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
  %5 = xor i32 %4, -832765941
  %.sroa.0.sroa.0.0.extract.trunc29 = trunc i32 %5 to i16
  %6 = trunc i32 %4 to i16
  %.sroa.0.sroa.10.0.insert.shift40 = and i16 %6, -256
  %.sroa.0.sroa.0.0.insert.ext30 = and i16 %.sroa.0.sroa.0.0.extract.trunc29, 255
  %.sroa.0.sroa.0.0.insert.insert32 = or disjoint i16 %.sroa.0.sroa.10.0.insert.shift40, %.sroa.0.sroa.0.0.insert.ext30
  %.sroa.12.0.insert.shift = and i32 %5, -65536
  %.sroa.0.0.insert.ext = zext i16 %.sroa.0.sroa.0.0.insert.insert32 to i32
  %.sroa.0.0.insert.insert = or disjoint i32 %.sroa.12.0.insert.shift, %.sroa.0.0.insert.ext
  %.not = icmp eq i32 %.sroa.0.0.insert.insert, 0
  %.sroa.0.sroa.0.0.insert.insert = tail call i16 @llvm.bswap.i16(i16 %.sroa.0.sroa.0.0.insert.insert32)
  %7 = zext i16 %.sroa.0.sroa.0.0.insert.insert to i32
  %8 = lshr i32 %5, 11
  %9 = shl i32 %7, 21
  %10 = and i32 %8, 2097120
  %11 = or disjoint i32 %9, %10
  %12 = select i1 %.not, i32 0, i32 %11
  store i32 %12, ptr %1, align 4, !tbaa !5
  ret void
}

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i16 @llvm.bswap.i16(i16) #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,GVNPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,LCSSAPass,LoopRotatePass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass