; LLVM IR from guanzhi/GmSSL :: src (asn1)

; 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"

@.str.35 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.39 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.47 = external hidden unnamed_addr constant [3 x i8], align 1

; Function Attrs: nounwind
declare i32 @fprintf(ptr noundef, ptr noundef, ...) #0

declare i32 @format_print(ptr noundef, i32 noundef, i32 noundef, ptr noundef, ...) #1

; Function Attrs: nounwind uwtable
define dso_local i32 @asn1_string_print(ptr noundef %0, i32 noundef %1, i32 noundef %2, ptr noundef %3, i32 noundef %4, ptr noundef %5, i64 noundef %6) #2 {
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca ptr, align 8
  %12 = alloca i32, align 4
  %13 = alloca ptr, align 8
  %14 = alloca i64, align 8
  store ptr %0, ptr %8, align 8, !tbaa !5
  store i32 %1, ptr %9, align 4, !tbaa !9
  store i32 %2, ptr %10, align 4, !tbaa !9
  store ptr %3, ptr %11, align 8, !tbaa !5
  store i32 %4, ptr %12, align 4, !tbaa !9
  store ptr %5, ptr %13, align 8, !tbaa !5
  store i64 %6, ptr %14, align 8, !tbaa !11
  %15 = load ptr, ptr %8, align 8, !tbaa !5
  %16 = load i32, ptr %9, align 4, !tbaa !9
  %17 = load i32, ptr %10, align 4, !tbaa !9
  %18 = load ptr, ptr %11, align 8, !tbaa !5
  %19 = call i32 (ptr, i32, i32, ptr, ...) @format_print(ptr noundef %15, i32 noundef %16, i32 noundef %17, ptr noundef @.str.35, ptr noundef %18)
  br label %20

20:                                               ; preds = %24, %7
  %21 = load i64, ptr %14, align 8, !tbaa !11
  %22 = add i64 %21, -1
  store i64 %22, ptr %14, align 8, !tbaa !11
  %23 = icmp ne i64 %21, 0
  br i1 %23, label %24, label %31

24:                                               ; preds = %20
  %25 = load ptr, ptr %8, align 8, !tbaa !5
  %26 = load ptr, ptr %13, align 8, !tbaa !5
  %27 = getelementptr inbounds i8, ptr %26, i32 1
  store ptr %27, ptr %13, align 8, !tbaa !5
  %28 = load i8, ptr %26, align 1, !tbaa !13
  %29 = zext i8 %28 to i32
  %30 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %25, ptr noundef @.str.47, i32 noundef %29) #3
  br label %20, !llvm.loop !14

31:                                               ; preds = %20
  %32 = load ptr, ptr %8, align 8, !tbaa !5
  %33 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %32, ptr noundef @.str.39) #3
  ret i32 1
}

attributes #0 = { 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 #1 = { "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 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 = !{!"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 = !{!12, !12, i64 0}
!12 = !{!"long", !7, i64 0}
!13 = !{!7, !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"

@.str.35 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.39 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.47 = external hidden unnamed_addr constant [3 x i8], align 1

; Function Attrs: nofree nounwind
declare noundef i32 @fprintf(ptr nocapture noundef, ptr nocapture noundef readonly, ...) local_unnamed_addr #0

declare i32 @format_print(ptr noundef, i32 noundef, i32 noundef, ptr noundef, ...) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local noundef i32 @asn1_string_print(ptr noundef %0, i32 noundef %1, i32 noundef %2, ptr noundef %3, i32 noundef %4, ptr nocapture noundef readonly %5, i64 noundef %6) local_unnamed_addr #2 {
  %8 = tail call i32 (ptr, i32, i32, ptr, ...) @format_print(ptr noundef %0, i32 noundef %1, i32 noundef %2, ptr noundef nonnull @.str.35, ptr noundef %3) #3
  %.not8 = icmp eq i64 %6, 0
  br i1 %.not8, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %7, %.lr.ph
  %.010 = phi i64 [ %9, %.lr.ph ], [ %6, %7 ]
  %.079 = phi ptr [ %10, %.lr.ph ], [ %5, %7 ]
  %9 = add i64 %.010, -1
  %10 = getelementptr inbounds i8, ptr %.079, i64 1
  %11 = load i8, ptr %.079, align 1, !tbaa !5
  %12 = zext i8 %11 to i32
  %13 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %0, ptr noundef nonnull @.str.47, i32 noundef %12) #3
  %.not = icmp eq i64 %9, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph, !llvm.loop !8

._crit_edge:                                      ; preds = %.lr.ph, %7
  %14 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %0, ptr noundef nonnull @.str.39) #3
  ret i32 1
}

attributes #0 = { 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 #1 = { "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 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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C/C++ TBAA"}
!8 = distinct !{!8, !9}
!9 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass