; LLVM IR from wkoszek/kmnsim :: src (all)

; 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.msg = type { [512 x i8] }
%struct.__va_list_tag = type { i32, i32, ptr, ptr }

@nw_log = external dso_local global [8192 x %struct.msg], align 16
@msg_num = external hidden global i32, align 4
@.str.1 = external hidden unnamed_addr constant [39 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [58 x i8], align 1
@__PRETTY_FUNCTION__.msg_log = external hidden unnamed_addr constant [32 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [62 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local void @msg_log(ptr noundef %0, ...) #0 {
  %2 = alloca ptr, align 8
  %3 = alloca [1 x %struct.__va_list_tag], align 16
  %4 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 24, ptr %3) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #6
  %5 = load i32, ptr @msg_num, align 4, !tbaa !9
  %6 = icmp sge i32 %5, 0
  br i1 %6, label %7, label %9

7:                                                ; preds = %1
  br i1 true, label %8, label %9

8:                                                ; preds = %7
  br label %10

9:                                                ; preds = %7, %1
  call void @__assert_fail(ptr noundef @.str.1, ptr noundef @.str.2, i32 noundef 190, ptr noundef @__PRETTY_FUNCTION__.msg_log) #7
  unreachable

10:                                               ; preds = %8
  %11 = load i32, ptr @msg_num, align 4, !tbaa !9
  %12 = sext i32 %11 to i64
  %13 = icmp ule i64 %12, 8192
  br i1 %13, label %14, label %16

14:                                               ; preds = %10
  br i1 true, label %15, label %16

15:                                               ; preds = %14
  br label %17

16:                                               ; preds = %14, %10
  call void @__assert_fail(ptr noundef @.str.4, ptr noundef @.str.2, i32 noundef 192, ptr noundef @__PRETTY_FUNCTION__.msg_log) #7
  unreachable

17:                                               ; preds = %15
  %18 = load i32, ptr @msg_num, align 4, !tbaa !9
  %19 = sext i32 %18 to i64
  %20 = getelementptr inbounds [8192 x %struct.msg], ptr @nw_log, i64 0, i64 %19
  store ptr %20, ptr %4, align 8, !tbaa !5
  %21 = load i32, ptr @msg_num, align 4, !tbaa !9
  %22 = add nsw i32 %21, 1
  store i32 %22, ptr @msg_num, align 4, !tbaa !9
  %23 = getelementptr inbounds [1 x %struct.__va_list_tag], ptr %3, i64 0, i64 0
  call void @llvm.va_start.p0(ptr %23)
  %24 = load ptr, ptr %4, align 8, !tbaa !5
  %25 = getelementptr inbounds %struct.msg, ptr %24, i32 0, i32 0
  %26 = getelementptr inbounds [512 x i8], ptr %25, i64 0, i64 0
  %27 = load ptr, ptr %2, align 8, !tbaa !5
  %28 = getelementptr inbounds [1 x %struct.__va_list_tag], ptr %3, i64 0, i64 0
  %29 = call i32 @vsnprintf(ptr noundef %26, i64 noundef 511, ptr noundef %27, ptr noundef %28) #6
  %30 = getelementptr inbounds [1 x %struct.__va_list_tag], ptr %3, i64 0, i64 0
  call void @llvm.va_end.p0(ptr %30)
  %31 = load ptr, ptr %4, align 8, !tbaa !5
  %32 = getelementptr inbounds %struct.msg, ptr %31, i32 0, i32 0
  %33 = getelementptr inbounds [512 x i8], ptr %32, i64 0, i64 0
  %34 = call i64 @strlcat(ptr noundef %33, ptr noundef @.str.5, i64 noundef 512)
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #6
  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: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn
declare void @llvm.va_start.p0(ptr) #3

; Function Attrs: nounwind
declare i32 @vsnprintf(ptr noundef, i64 noundef, ptr noundef, ptr noundef) #4

; Function Attrs: nocallback nofree nosync nounwind willreturn
declare void @llvm.va_end.p0(ptr) #3

declare i64 @strlcat(ptr noundef, ptr noundef, i64 noundef) #5

; 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 = { noreturn nounwind "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 = { nocallback nofree nosync nounwind willreturn }
attributes #4 = { nounwind "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 #5 = { "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 #6 = { nounwind }
attributes #7 = { noreturn 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}


; 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.msg = type { [512 x i8] }
%struct.__va_list_tag = type { i32, i32, ptr, ptr }

@nw_log = external dso_local global [8192 x %struct.msg], align 16
@msg_num = external hidden local_unnamed_addr global i32, align 4
@.str.1 = external hidden unnamed_addr constant [39 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [58 x i8], align 1
@__PRETTY_FUNCTION__.msg_log = external hidden unnamed_addr constant [32 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [62 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local void @msg_log(ptr nocapture noundef readonly %0, ...) local_unnamed_addr #0 {
  %2 = alloca [1 x %struct.__va_list_tag], align 16
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %2) #6
  %3 = load i32, ptr @msg_num, align 4, !tbaa !5
  %4 = icmp sgt i32 %3, -1
  br i1 %4, label %6, label %5

5:                                                ; preds = %1
  tail call void @__assert_fail(ptr noundef nonnull @.str.1, ptr noundef nonnull @.str.2, i32 noundef 190, ptr noundef nonnull @__PRETTY_FUNCTION__.msg_log) #7
  unreachable

6:                                                ; preds = %1
  %7 = icmp ult i32 %3, 8193
  br i1 %7, label %9, label %8

8:                                                ; preds = %6
  tail call void @__assert_fail(ptr noundef nonnull @.str.4, ptr noundef nonnull @.str.2, i32 noundef 192, ptr noundef nonnull @__PRETTY_FUNCTION__.msg_log) #7
  unreachable

9:                                                ; preds = %6
  %10 = zext nneg i32 %3 to i64
  %11 = getelementptr inbounds [8192 x %struct.msg], ptr @nw_log, i64 0, i64 %10
  %12 = add nuw nsw i32 %3, 1
  store i32 %12, ptr @msg_num, align 4, !tbaa !5
  call void @llvm.va_start.p0(ptr nonnull %2)
  %13 = call i32 @vsnprintf(ptr noundef nonnull %11, i64 noundef 511, ptr noundef %0, ptr noundef nonnull %2) #6
  call void @llvm.va_end.p0(ptr nonnull %2)
  %14 = call i64 @strlcat(ptr noundef nonnull %11, ptr noundef nonnull @.str.5, i64 noundef 512) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #6
  ret void
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn
declare void @llvm.va_start.p0(ptr) #3

; Function Attrs: nofree nounwind
declare noundef i32 @vsnprintf(ptr nocapture noundef, i64 noundef, ptr nocapture noundef readonly, ptr noundef) local_unnamed_addr #4

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn
declare void @llvm.va_end.p0(ptr) #3

; Function Attrs: nofree
declare i64 @strlcat(ptr noundef, ptr noundef, i64 noundef) local_unnamed_addr #5

; Function Attrs: mustprogress 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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { noreturn nounwind "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 = { mustprogress nocallback nofree nosync nounwind willreturn }
attributes #4 = { nofree nounwind "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 #5 = { nofree "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 #6 = { nounwind }
attributes #7 = { noreturn 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"}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass