; LLVM IR from ConcealNetwork/conceal-desktop :: libqrencode (mqrspec)

; 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"

@typeTable = external hidden constant [5 x [3 x i32]], align 16
@formatInfo = external hidden constant [4 x [8 x i32]], align 16

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

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

; Function Attrs: nounwind uwtable
define dso_local i32 @MQRspec_getFormatInfo(i32 noundef %0, i32 noundef %1, i32 noundef %2) #1 {
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  store i32 %0, ptr %5, align 4, !tbaa !5
  store i32 %1, ptr %6, align 4, !tbaa !5
  store i32 %2, ptr %7, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #2
  %10 = load i32, ptr %5, align 4, !tbaa !5
  %11 = icmp slt i32 %10, 0
  br i1 %11, label %15, label %12

12:                                               ; preds = %3
  %13 = load i32, ptr %5, align 4, !tbaa !5
  %14 = icmp sgt i32 %13, 3
  br i1 %14, label %15, label %16

15:                                               ; preds = %12, %3
  store i32 0, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %46

16:                                               ; preds = %12
  %17 = load i32, ptr %6, align 4, !tbaa !5
  %18 = icmp sle i32 %17, 0
  br i1 %18, label %22, label %19

19:                                               ; preds = %16
  %20 = load i32, ptr %6, align 4, !tbaa !5
  %21 = icmp sgt i32 %20, 4
  br i1 %21, label %22, label %23

22:                                               ; preds = %19, %16
  store i32 0, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %46

23:                                               ; preds = %19
  %24 = load i32, ptr %7, align 4, !tbaa !5
  %25 = icmp eq i32 %24, 3
  br i1 %25, label %26, label %27

26:                                               ; preds = %23
  store i32 0, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %46

27:                                               ; preds = %23
  %28 = load i32, ptr %6, align 4, !tbaa !5
  %29 = sext i32 %28 to i64
  %30 = getelementptr inbounds [5 x [3 x i32]], ptr @typeTable, i64 0, i64 %29
  %31 = load i32, ptr %7, align 4, !tbaa !5
  %32 = zext i32 %31 to i64
  %33 = getelementptr inbounds [3 x i32], ptr %30, i64 0, i64 %32
  %34 = load i32, ptr %33, align 4, !tbaa !5
  store i32 %34, ptr %8, align 4, !tbaa !5
  %35 = load i32, ptr %8, align 4, !tbaa !5
  %36 = icmp slt i32 %35, 0
  br i1 %36, label %37, label %38

37:                                               ; preds = %27
  store i32 0, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %46

38:                                               ; preds = %27
  %39 = load i32, ptr %5, align 4, !tbaa !5
  %40 = sext i32 %39 to i64
  %41 = getelementptr inbounds [4 x [8 x i32]], ptr @formatInfo, i64 0, i64 %40
  %42 = load i32, ptr %8, align 4, !tbaa !5
  %43 = sext i32 %42 to i64
  %44 = getelementptr inbounds [8 x i32], ptr %41, i64 0, i64 %43
  %45 = load i32, ptr %44, align 4, !tbaa !5
  store i32 %45, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %46

46:                                               ; preds = %38, %37, %26, %22, %15
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #2
  %47 = load i32, ptr %4, align 4
  ret i32 %47
}

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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}


; 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"

@typeTable = external hidden local_unnamed_addr constant [5 x [3 x i32]], align 16
@formatInfo = external hidden local_unnamed_addr constant [4 x [8 x i32]], align 16

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(none) uwtable
define dso_local i32 @MQRspec_getFormatInfo(i32 noundef %0, i32 noundef %1, i32 noundef %2) local_unnamed_addr #0 {
  %or.cond = icmp ugt i32 %0, 3
  %4 = add i32 %1, -5
  %or.cond3 = icmp ult i32 %4, -4
  %or.cond18 = or i1 %or.cond, %or.cond3
  %5 = icmp eq i32 %2, 3
  %or.cond19 = or i1 %5, %or.cond18
  br i1 %or.cond19, label %17, label %6

6:                                                ; preds = %3
  %7 = zext nneg i32 %1 to i64
  %8 = zext i32 %2 to i64
  %9 = getelementptr inbounds [5 x [3 x i32]], ptr @typeTable, i64 0, i64 %7, i64 %8
  %10 = load i32, ptr %9, align 4, !tbaa !5
  %11 = icmp slt i32 %10, 0
  br i1 %11, label %17, label %12

12:                                               ; preds = %6
  %13 = zext nneg i32 %0 to i64
  %14 = zext nneg i32 %10 to i64
  %15 = getelementptr inbounds [4 x [8 x i32]], ptr @formatInfo, i64 0, i64 %13, i64 %14
  %16 = load i32, ptr %15, align 4, !tbaa !5
  br label %17

17:                                               ; preds = %6, %3, %12
  %.0 = phi i32 [ %16, %12 ], [ 0, %3 ], [ 0, %6 ]
  ret i32 %.0
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(none) 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: GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass