; LLVM IR from guanzhi/GmSSL :: src (sm3_lms)

; 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.SM3_HSS_KEY = type { %struct.SM3_HSS_PUBLIC_KEY, [5 x %struct.SM3_LMS_KEY], [4 x %struct.SM3_LMS_SIGNATURE] }
%struct.SM3_HSS_PUBLIC_KEY = type { i32, %struct.SM3_LMS_PUBLIC_KEY }
%struct.SM3_LMS_PUBLIC_KEY = type { [4 x i8], [4 x i8], [16 x i8], [32 x i8] }
%struct.SM3_LMS_KEY = type { %struct.SM3_LMS_PUBLIC_KEY, ptr, [32 x i8], i32 }
%struct.SM3_LMS_SIGNATURE = type { [4 x i8], [4 x i8], %struct.anon, [25 x [32 x i8]] }
%struct.anon = type { [4 x i8], [34 x [32 x i8]], [32 x i8] }

@.str.16 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.31 = external hidden unnamed_addr constant [12 x i8], align 1
@.str.33 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.34 = external hidden unnamed_addr constant [14 x i8], align 1

; 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

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

; Function Attrs: nounwind uwtable
declare dso_local i32 @sm3_lms_key_print(ptr noundef, i32 noundef, i32 noundef, ptr noundef, ptr noundef) #2

; Function Attrs: nounwind uwtable
declare dso_local i32 @sm3_lms_signature_print(ptr noundef, i32 noundef, i32 noundef, ptr noundef, ptr noundef) #2

; Function Attrs: nounwind uwtable
define dso_local i32 @sm3_hss_key_print(ptr noundef %0, i32 noundef %1, i32 noundef %2, ptr noundef %3, ptr noundef %4) #2 {
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca ptr, align 8
  %10 = alloca ptr, align 8
  %11 = alloca i32, align 4
  store ptr %0, ptr %6, align 8, !tbaa !5
  store i32 %1, ptr %7, align 4, !tbaa !9
  store i32 %2, ptr %8, align 4, !tbaa !9
  store ptr %3, ptr %9, align 8, !tbaa !5
  store ptr %4, ptr %10, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #3
  %12 = load ptr, ptr %6, align 8, !tbaa !5
  %13 = load i32, ptr %7, align 4, !tbaa !9
  %14 = load i32, ptr %8, align 4, !tbaa !9
  %15 = load ptr, ptr %9, align 8, !tbaa !5
  %16 = call i32 (ptr, i32, i32, ptr, ...) @format_print(ptr noundef %12, i32 noundef %13, i32 noundef %14, ptr noundef @.str.16, ptr noundef %15)
  %17 = load i32, ptr %8, align 4, !tbaa !9
  %18 = add nsw i32 %17, 4
  store i32 %18, ptr %8, align 4, !tbaa !9
  %19 = load ptr, ptr %6, align 8, !tbaa !5
  %20 = load i32, ptr %7, align 4, !tbaa !9
  %21 = load i32, ptr %8, align 4, !tbaa !9
  %22 = load ptr, ptr %10, align 8, !tbaa !5
  %23 = getelementptr inbounds %struct.SM3_HSS_KEY, ptr %22, i32 0, i32 0
  %24 = getelementptr inbounds %struct.SM3_HSS_PUBLIC_KEY, ptr %23, i32 0, i32 0
  %25 = load i32, ptr %24, align 8, !tbaa !11
  %26 = call i32 (ptr, i32, i32, ptr, ...) @format_print(ptr noundef %19, i32 noundef %20, i32 noundef %21, ptr noundef @.str.31, i32 noundef %25)
  %27 = load ptr, ptr %6, align 8, !tbaa !5
  %28 = load i32, ptr %7, align 4, !tbaa !9
  %29 = load i32, ptr %8, align 4, !tbaa !9
  %30 = load ptr, ptr %10, align 8, !tbaa !5
  %31 = getelementptr inbounds %struct.SM3_HSS_KEY, ptr %30, i32 0, i32 1
  %32 = getelementptr inbounds [5 x %struct.SM3_LMS_KEY], ptr %31, i64 0, i64 0
  %33 = call i32 @sm3_lms_key_print(ptr noundef %27, i32 noundef %28, i32 noundef %29, ptr noundef @.str.33, ptr noundef %32)
  store i32 1, ptr %11, align 4, !tbaa !9
  br label %34

34:                                               ; preds = %61, %5
  %35 = load i32, ptr %11, align 4, !tbaa !9
  %36 = load ptr, ptr %10, align 8, !tbaa !5
  %37 = getelementptr inbounds %struct.SM3_HSS_KEY, ptr %36, i32 0, i32 0
  %38 = getelementptr inbounds %struct.SM3_HSS_PUBLIC_KEY, ptr %37, i32 0, i32 0
  %39 = load i32, ptr %38, align 8, !tbaa !11
  %40 = icmp slt i32 %35, %39
  br i1 %40, label %41, label %64

41:                                               ; preds = %34
  %42 = load ptr, ptr %6, align 8, !tbaa !5
  %43 = load i32, ptr %7, align 4, !tbaa !9
  %44 = load i32, ptr %8, align 4, !tbaa !9
  %45 = load ptr, ptr %10, align 8, !tbaa !5
  %46 = getelementptr inbounds %struct.SM3_HSS_KEY, ptr %45, i32 0, i32 2
  %47 = load i32, ptr %11, align 4, !tbaa !9
  %48 = sub nsw i32 %47, 1
  %49 = sext i32 %48 to i64
  %50 = getelementptr inbounds [4 x %struct.SM3_LMS_SIGNATURE], ptr %46, i64 0, i64 %49
  %51 = call i32 @sm3_lms_signature_print(ptr noundef %42, i32 noundef %43, i32 noundef %44, ptr noundef @.str.34, ptr noundef %50)
  %52 = load ptr, ptr %6, align 8, !tbaa !5
  %53 = load i32, ptr %7, align 4, !tbaa !9
  %54 = load i32, ptr %8, align 4, !tbaa !9
  %55 = load ptr, ptr %10, align 8, !tbaa !5
  %56 = getelementptr inbounds %struct.SM3_HSS_KEY, ptr %55, i32 0, i32 1
  %57 = load i32, ptr %11, align 4, !tbaa !9
  %58 = sext i32 %57 to i64
  %59 = getelementptr inbounds [5 x %struct.SM3_LMS_KEY], ptr %56, i64 0, i64 %58
  %60 = call i32 @sm3_lms_key_print(ptr noundef %52, i32 noundef %53, i32 noundef %54, ptr noundef @.str.33, ptr noundef %59)
  br label %61

61:                                               ; preds = %41
  %62 = load i32, ptr %11, align 4, !tbaa !9
  %63 = add nsw i32 %62, 1
  store i32 %63, ptr %11, align 4, !tbaa !9
  br label %34, !llvm.loop !15

64:                                               ; preds = %34
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #3
  ret i32 1
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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, !10, i64 0}
!12 = !{!"", !13, i64 0, !7, i64 64, !7, i64 584}
!13 = !{!"", !10, i64 0, !14, i64 4}
!14 = !{!"", !7, i64 0, !7, i64 4, !7, i64 8, !7, i64 24}
!15 = distinct !{!15, !16}
!16 = !{!"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.SM3_LMS_SIGNATURE = type { [4 x i8], [4 x i8], %struct.anon, [25 x [32 x i8]] }
%struct.anon = type { [4 x i8], [34 x [32 x i8]], [32 x i8] }
%struct.SM3_LMS_KEY = type { %struct.SM3_LMS_PUBLIC_KEY, ptr, [32 x i8], i32 }
%struct.SM3_LMS_PUBLIC_KEY = type { [4 x i8], [4 x i8], [16 x i8], [32 x i8] }

@.str.16 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.31 = external hidden unnamed_addr constant [12 x i8], align 1
@.str.33 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.34 = external hidden unnamed_addr constant [14 x i8], align 1

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

; Function Attrs: nounwind uwtable
declare dso_local i32 @sm3_lms_key_print(ptr noundef, i32 noundef, i32 noundef, ptr noundef, ptr noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
declare dso_local i32 @sm3_lms_signature_print(ptr noundef, i32 noundef, i32 noundef, ptr noundef, ptr noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local noundef i32 @sm3_hss_key_print(ptr noundef %0, i32 noundef %1, i32 noundef %2, ptr noundef %3, ptr noundef %4) local_unnamed_addr #1 {
  %6 = tail call i32 (ptr, i32, i32, ptr, ...) @format_print(ptr noundef %0, i32 noundef %1, i32 noundef %2, ptr noundef nonnull @.str.16, ptr noundef %3) #2
  %7 = add nsw i32 %2, 4
  %8 = load i32, ptr %4, align 8, !tbaa !5
  %9 = tail call i32 (ptr, i32, i32, ptr, ...) @format_print(ptr noundef %0, i32 noundef %1, i32 noundef %7, ptr noundef nonnull @.str.31, i32 noundef %8) #2
  %10 = getelementptr inbounds i8, ptr %4, i64 64
  %11 = tail call i32 @sm3_lms_key_print(ptr noundef %0, i32 noundef %1, i32 noundef %7, ptr noundef nonnull @.str.33, ptr noundef nonnull %10)
  %12 = load i32, ptr %4, align 8, !tbaa !5
  %13 = icmp sgt i32 %12, 1
  br i1 %13, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %5
  %14 = getelementptr inbounds i8, ptr %4, i64 584
  br label %15

15:                                               ; preds = %.lr.ph, %15
  %indvars.iv = phi i64 [ 1, %.lr.ph ], [ %indvars.iv.next, %15 ]
  %16 = add nsw i64 %indvars.iv, -1
  %17 = getelementptr inbounds [4 x %struct.SM3_LMS_SIGNATURE], ptr %14, i64 0, i64 %16
  %18 = tail call i32 @sm3_lms_signature_print(ptr noundef %0, i32 noundef %1, i32 noundef %7, ptr noundef nonnull @.str.34, ptr noundef nonnull %17)
  %19 = getelementptr inbounds [5 x %struct.SM3_LMS_KEY], ptr %10, i64 0, i64 %indvars.iv
  %20 = tail call i32 @sm3_lms_key_print(ptr noundef %0, i32 noundef %1, i32 noundef %7, ptr noundef nonnull @.str.33, ptr noundef nonnull %19)
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %21 = load i32, ptr %4, align 8, !tbaa !5
  %22 = sext i32 %21 to i64
  %23 = icmp slt i64 %indvars.iv.next, %22
  br i1 %23, label %15, label %._crit_edge, !llvm.loop !12

._crit_edge:                                      ; preds = %15, %5
  ret i32 1
}

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 = { 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, !8, i64 0}
!6 = !{!"", !7, i64 0, !9, i64 64, !9, i64 584}
!7 = !{!"", !8, i64 0, !11, i64 4}
!8 = !{!"int", !9, i64 0}
!9 = !{!"omnipotent char", !10, i64 0}
!10 = !{!"Simple C/C++ TBAA"}
!11 = !{!"", !9, i64 0, !9, i64 4, !9, i64 8, !9, i64 24}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}


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