; LLVM IR from guanzhi/GmSSL :: tests (digesttest)

; 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"

@digests = external dso_local global [1 x ptr], align 8
@.str.1 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [10 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local i32 @main() #0 {
  %1 = alloca i32, align 4
  %2 = alloca [64 x i8], align 16
  %3 = alloca i64, align 8
  %4 = alloca i64, align 8
  %5 = alloca i64, align 8
  %6 = alloca ptr, align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 64, ptr %2) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #3
  store i64 0, ptr %4, align 8, !tbaa !5
  br label %7

7:                                                ; preds = %38, %0
  %8 = load i64, ptr %4, align 8, !tbaa !5
  %9 = icmp ult i64 %8, 1
  br i1 %9, label %10, label %41

10:                                               ; preds = %7
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #3
  %11 = load i64, ptr %4, align 8, !tbaa !5
  %12 = getelementptr inbounds [1 x ptr], ptr @digests, i64 0, i64 %11
  %13 = load ptr, ptr %12, align 8, !tbaa !9
  %14 = call ptr @digest_from_name(ptr noundef %13)
  store ptr %14, ptr %6, align 8, !tbaa !9
  %15 = load ptr, ptr %6, align 8, !tbaa !9
  %16 = getelementptr inbounds [64 x i8], ptr %2, i64 0, i64 0
  %17 = call i32 @digest(ptr noundef %15, ptr noundef @.str.1, i64 noundef 3, ptr noundef %16, ptr noundef %3)
  %18 = load i64, ptr %4, align 8, !tbaa !5
  %19 = getelementptr inbounds [1 x ptr], ptr @digests, i64 0, i64 %18
  %20 = load ptr, ptr %19, align 8, !tbaa !9
  %21 = load i64, ptr %3, align 8, !tbaa !5
  %22 = call i32 (ptr, ...) @printf(ptr noundef @.str.2, ptr noundef %20, i64 noundef %21)
  store i64 0, ptr %5, align 8, !tbaa !5
  br label %23

23:                                               ; preds = %33, %10
  %24 = load i64, ptr %5, align 8, !tbaa !5
  %25 = load i64, ptr %3, align 8, !tbaa !5
  %26 = icmp ult i64 %24, %25
  br i1 %26, label %27, label %36

27:                                               ; preds = %23
  %28 = load i64, ptr %5, align 8, !tbaa !5
  %29 = getelementptr inbounds [64 x i8], ptr %2, i64 0, i64 %28
  %30 = load i8, ptr %29, align 1, !tbaa !11
  %31 = zext i8 %30 to i32
  %32 = call i32 (ptr, ...) @printf(ptr noundef @.str.3, i32 noundef %31)
  br label %33

33:                                               ; preds = %27
  %34 = load i64, ptr %5, align 8, !tbaa !5
  %35 = add i64 %34, 1
  store i64 %35, ptr %5, align 8, !tbaa !5
  br label %23, !llvm.loop !12

36:                                               ; preds = %23
  %37 = call i32 (ptr, ...) @printf(ptr noundef @.str.4)
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #3
  br label %38

38:                                               ; preds = %36
  %39 = load i64, ptr %4, align 8, !tbaa !5
  %40 = add i64 %39, 1
  store i64 %40, ptr %4, align 8, !tbaa !5
  br label %7, !llvm.loop !14

41:                                               ; preds = %7
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #3
  call void @llvm.lifetime.end.p0(i64 64, ptr %2) #3
  ret i32 0
}

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

declare ptr @digest_from_name(ptr noundef) #2

declare i32 @digest(ptr noundef, ptr noundef, i64 noundef, ptr noundef, ptr noundef) #2

declare i32 @printf(ptr noundef, ...) #2

; 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 = { "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 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = !{!7, !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}
!14 = distinct !{!14, !13}


; 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"

@digests = external dso_local local_unnamed_addr global [1 x ptr], align 8
@.str.1 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [10 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
.critedge:
  %0 = alloca [64 x i8], align 16
  %1 = alloca i64, align 8
  call void @llvm.lifetime.start.p0(i64 64, ptr nonnull %0) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #4
  %2 = load ptr, ptr @digests, align 8, !tbaa !5
  %3 = tail call ptr @digest_from_name(ptr noundef %2) #4
  %4 = call i32 @digest(ptr noundef %3, ptr noundef nonnull @.str.1, i64 noundef 3, ptr noundef nonnull %0, ptr noundef nonnull %1) #4
  %5 = load ptr, ptr @digests, align 8, !tbaa !5
  %6 = load i64, ptr %1, align 8, !tbaa !9
  %7 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, ptr noundef %5, i64 noundef %6)
  %8 = load i64, ptr %1, align 8, !tbaa !9
  %.not = icmp eq i64 %8, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %.critedge, %.lr.ph
  %.078 = phi i64 [ %13, %.lr.ph ], [ 0, %.critedge ]
  %9 = getelementptr inbounds [64 x i8], ptr %0, i64 0, i64 %.078
  %10 = load i8, ptr %9, align 1, !tbaa !11
  %11 = zext i8 %10 to i32
  %12 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i32 noundef %11)
  %13 = add nuw i64 %.078, 1
  %14 = load i64, ptr %1, align 8, !tbaa !9
  %15 = icmp ult i64 %13, %14
  br i1 %15, label %.lr.ph, label %._crit_edge, !llvm.loop !12

._crit_edge:                                      ; preds = %.lr.ph, %.critedge
  %16 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.4)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #4
  call void @llvm.lifetime.end.p0(i64 64, ptr nonnull %0) #4
  ret i32 0
}

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

declare ptr @digest_from_name(ptr noundef) local_unnamed_addr #2

declare i32 @digest(ptr noundef, ptr noundef, i64 noundef, ptr noundef, ptr noundef) local_unnamed_addr #2

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #3

; 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 = { "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 = { 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 #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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = !{!7, !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}


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