; LLVM IR from Montimage/mmt-security :: src/lib (plugins_engine)

; 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"

%struct.plugin_struct = type { ptr, ptr, ptr, ptr, i16, i16, ptr }

@plugins_count = external hidden global i32, align 4
@plugins = external hidden global [50000 x %struct.plugin_struct], align 16
@.str.7 = external hidden unnamed_addr constant [45 x i8], align 1

declare void @mmt_sec_log(i32 noundef, ptr noundef, ...) #0

; 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

; Function Attrs: nounwind uwtable
define dso_local void @unload_mmt_sec_all_rules() #2 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %1) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #4
  store i32 0, ptr %2, align 4, !tbaa !5
  store i32 0, ptr %1, align 4, !tbaa !5
  br label %3

3:                                                ; preds = %14, %0
  %4 = load i32, ptr %1, align 4, !tbaa !5
  %5 = load i32, ptr @plugins_count, align 4, !tbaa !5
  %6 = icmp ult i32 %4, %5
  br i1 %6, label %7, label %17

7:                                                ; preds = %3
  %8 = load i32, ptr %1, align 4, !tbaa !5
  %9 = sext i32 %8 to i64
  %10 = getelementptr inbounds [50000 x %struct.plugin_struct], ptr @plugins, i64 0, i64 %9
  %11 = call i32 @_close_plugin(ptr noundef %10)
  %12 = load i32, ptr %2, align 4, !tbaa !5
  %13 = or i32 %12, %11
  store i32 %13, ptr %2, align 4, !tbaa !5
  br label %14

14:                                               ; preds = %7
  %15 = load i32, ptr %1, align 4, !tbaa !5
  %16 = add nsw i32 %15, 1
  store i32 %16, ptr %1, align 4, !tbaa !5
  br label %3, !llvm.loop !9

17:                                               ; preds = %3
  %18 = load i32, ptr %2, align 4, !tbaa !5
  %19 = icmp ne i32 %18, 0
  br i1 %19, label %20, label %21

20:                                               ; preds = %17
  call void (i32, ptr, ...) @mmt_sec_log(i32 noundef 2, ptr noundef @.str.7)
  br label %21

21:                                               ; preds = %20, %17
  store i32 0, ptr @plugins_count, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %1) #4
  ret void
}

; Function Attrs: inlinehint nounwind uwtable
declare hidden i32 @_close_plugin(ptr noundef) #3

attributes #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 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 #3 = { inlinehint 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 #4 = { 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"}
!9 = distinct !{!9, !10}
!10 = !{!"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"

%struct.plugin_struct = type { ptr, ptr, ptr, ptr, i16, i16, ptr }

@plugins_count = external hidden local_unnamed_addr global i32, align 4
@plugins = external hidden global [50000 x %struct.plugin_struct], align 16
@.str.7 = external hidden unnamed_addr constant [45 x i8], align 1

declare void @mmt_sec_log(i32 noundef, ptr noundef, ...) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local void @unload_mmt_sec_all_rules() local_unnamed_addr #1 {
  %1 = load i32, ptr @plugins_count, align 4, !tbaa !5
  %.not8 = icmp eq i32 %1, 0
  br i1 %.not8, label %._crit_edge.thread, label %.lr.ph

.lr.ph:                                           ; preds = %0, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %0 ]
  %.07 = phi i32 [ %4, %.lr.ph ], [ 0, %0 ]
  %2 = getelementptr inbounds [50000 x %struct.plugin_struct], ptr @plugins, i64 0, i64 %indvars.iv
  %3 = tail call i32 @_close_plugin(ptr noundef nonnull %2)
  %4 = or i32 %3, %.07
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %5 = load i32, ptr @plugins_count, align 4, !tbaa !5
  %6 = zext i32 %5 to i64
  %7 = icmp ult i64 %indvars.iv.next, %6
  br i1 %7, label %.lr.ph, label %._crit_edge, !llvm.loop !9

._crit_edge:                                      ; preds = %.lr.ph
  %8 = icmp eq i32 %4, 0
  br i1 %8, label %._crit_edge.thread, label %9

9:                                                ; preds = %._crit_edge
  tail call void (i32, ptr, ...) @mmt_sec_log(i32 noundef 2, ptr noundef nonnull @.str.7) #3
  br label %._crit_edge.thread

._crit_edge.thread:                               ; preds = %0, %9, %._crit_edge
  store i32 0, ptr @plugins_count, align 4, !tbaa !5
  ret void
}

; Function Attrs: inlinehint nounwind uwtable
declare hidden i32 @_close_plugin(ptr noundef) local_unnamed_addr #2

attributes #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 = { 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 = { inlinehint 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 #3 = { 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"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass