; 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 i8, align 1
  %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 1, 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 = mul i64 %13, 2674260758
  %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
  %17 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %18 = load i32, ptr %17, align 4, !tbaa !9
  %19 = and i32 %18, 1
  %20 = icmp ne i32 %19, 0
  br i1 %20, label %21, label %67

21:                                               ; preds = %2
  %22 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %23 = load i32, ptr %22, align 4, !tbaa !9
  %24 = and i32 %23, 1
  %25 = icmp ne i32 %24, 0
  br i1 %25, label %26, label %49

26:                                               ; preds = %21
  %27 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %28 = load i32, ptr %27, align 4, !tbaa !9
  %29 = and i32 %28, 1
  %30 = icmp ne i32 %29, 0
  br i1 %30, label %31, label %42

31:                                               ; preds = %26
  %32 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %33 = load i32, ptr %32, align 4, !tbaa !9
  %34 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %35 = load i32, ptr %34, align 4, !tbaa !9
  %36 = add i32 %35, %33
  store i32 %36, ptr %34, align 4, !tbaa !9
  %37 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %38 = load i32, ptr %37, align 4, !tbaa !9
  %39 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %40 = load i32, ptr %39, align 4, !tbaa !9
  %41 = add i32 %40, %38
  store i32 %41, ptr %39, align 4, !tbaa !9
  br label %48

42:                                               ; preds = %26
  %43 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %44 = load i32, ptr %43, align 4, !tbaa !9
  %45 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %46 = load i32, ptr %45, align 4, !tbaa !9
  %47 = add i32 %46, %44
  store i32 %47, ptr %45, align 4, !tbaa !9
  br label %48

48:                                               ; preds = %42, %31
  br label %66

49:                                               ; preds = %21
  %50 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %51 = getelementptr inbounds i8, ptr %50, i64 3
  %52 = load i8, ptr %51, align 1, !tbaa !11
  store i8 %52, ptr %6, align 1, !tbaa !11
  %53 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %54 = getelementptr inbounds i8, ptr %53, i64 0
  %55 = load i8, ptr %54, align 1, !tbaa !11
  %56 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %57 = getelementptr inbounds i8, ptr %56, i64 3
  store i8 %55, ptr %57, align 1, !tbaa !11
  %58 = load i8, ptr %6, align 1, !tbaa !11
  %59 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %60 = getelementptr inbounds i8, ptr %59, i64 0
  store i8 %58, ptr %60, align 1, !tbaa !11
  %61 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %62 = load i32, ptr %61, align 4, !tbaa !9
  %63 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %64 = load i32, ptr %63, align 4, !tbaa !9
  %65 = add i32 %64, %62
  store i32 %65, ptr %63, align 4, !tbaa !9
  br label %66

66:                                               ; preds = %49, %48
  br label %90

67:                                               ; preds = %2
  %68 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %69 = getelementptr inbounds i8, ptr %68, i64 1
  %70 = load i8, ptr %69, align 1, !tbaa !11
  store i8 %70, ptr %7, align 1, !tbaa !11
  %71 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %72 = getelementptr inbounds i8, ptr %71, i64 0
  %73 = load i8, ptr %72, align 1, !tbaa !11
  %74 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %75 = getelementptr inbounds i8, ptr %74, i64 1
  store i8 %73, ptr %75, align 1, !tbaa !11
  %76 = load i8, ptr %7, align 1, !tbaa !11
  %77 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %78 = getelementptr inbounds i8, ptr %77, i64 0
  store i8 %76, ptr %78, align 1, !tbaa !11
  %79 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %80 = getelementptr inbounds i16, ptr %79, i64 0
  %81 = load i16, ptr %80, align 2, !tbaa !12
  store i16 %81, ptr %8, align 2, !tbaa !12
  %82 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %83 = getelementptr inbounds i16, ptr %82, i64 1
  %84 = load i16, ptr %83, align 2, !tbaa !12
  %85 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %86 = getelementptr inbounds i16, ptr %85, i64 0
  store i16 %84, ptr %86, align 2, !tbaa !12
  %87 = load i16, ptr %8, align 2, !tbaa !12
  %88 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %89 = getelementptr inbounds i16, ptr %88, i64 1
  store i16 %87, ptr %89, align 2, !tbaa !12
  br label %90

90:                                               ; preds = %67, %66
  %91 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %92 = load i32, ptr %91, align 4, !tbaa !9
  %93 = zext i32 %92 to i64
  %94 = add i64 %93, 303516093
  %95 = trunc i64 %94 to i32
  %96 = load ptr, ptr %4, align 8, !tbaa !5
  %97 = getelementptr inbounds i32, ptr %96, i64 0
  store i32 %95, ptr %97, 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 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.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}


; 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 = mul i32 %3, -1620706538
  %5 = add i32 %4, -440795876
  %trunc = trunc i32 %5 to i16
  %.sroa.0.sroa.0.0.insert.insert = tail call i16 @llvm.bswap.i16(i16 %trunc)
  %6 = zext i16 %.sroa.0.sroa.0.0.insert.insert to i32
  %7 = tail call i32 @llvm.fshl.i32(i32 %6, i32 %5, i32 16)
  %8 = add i32 %7, 303516093
  store i32 %8, 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

; 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: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass