; LLVM IR from specinfo-ua/UAPKI :: library/uapkic/src (math-gf2m-internal)

; 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.Gf2mCtx_st = type { ptr, ptr, i64 }
%struct.WordArray_st = type { ptr, i64 }

@.str = external hidden unnamed_addr constant [28 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

; Function Attrs: nounwind uwtable
declare dso_local void @gf2m_mod_add(ptr noundef, ptr noundef, ptr noundef) #1

; Function Attrs: nounwind uwtable
declare dso_local void @gf2m_mod_sqr(ptr noundef, ptr noundef, ptr noundef) #1

declare void @stacktrace_add(ptr noundef, i64 noundef, i32 noundef) #2

declare void @wa_free(ptr noundef) #2

declare ptr @wa_copy_with_alloc(ptr noundef) #2

; Function Attrs: nounwind uwtable
define dso_local i32 @gf2m_mod_trace(ptr noundef %0, ptr noundef %1) #1 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #3
  store ptr null, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #3
  store i32 0, ptr %6, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #3
  br label %8

8:                                                ; preds = %2
  %9 = load ptr, ptr %4, align 8, !tbaa !5
  %10 = call ptr @wa_copy_with_alloc(ptr noundef %9)
  store ptr %10, ptr %5, align 8, !tbaa !5
  %11 = icmp eq ptr null, %10
  br i1 %11, label %12, label %14

12:                                               ; preds = %8
  store i32 2, ptr %6, align 4, !tbaa !9
  %13 = load i32, ptr %6, align 4, !tbaa !9
  call void @stacktrace_add(ptr noundef @.str, i64 noundef 1102, i32 noundef %13)
  br label %46

14:                                               ; preds = %8
  br label %15

15:                                               ; preds = %14
  br label %16

16:                                               ; preds = %15
  store i32 0, ptr %7, align 4, !tbaa !9
  br label %17

17:                                               ; preds = %33, %16
  %18 = load i32, ptr %7, align 4, !tbaa !9
  %19 = load ptr, ptr %3, align 8, !tbaa !5
  %20 = getelementptr inbounds %struct.Gf2mCtx_st, ptr %19, i32 0, i32 0
  %21 = load ptr, ptr %20, align 8, !tbaa !11
  %22 = getelementptr inbounds i32, ptr %21, i64 0
  %23 = load i32, ptr %22, align 4, !tbaa !9
  %24 = sub nsw i32 %23, 1
  %25 = icmp slt i32 %18, %24
  br i1 %25, label %26, label %36

26:                                               ; preds = %17
  %27 = load ptr, ptr %3, align 8, !tbaa !5
  %28 = load ptr, ptr %5, align 8, !tbaa !5
  %29 = load ptr, ptr %5, align 8, !tbaa !5
  call void @gf2m_mod_sqr(ptr noundef %27, ptr noundef %28, ptr noundef %29)
  %30 = load ptr, ptr %4, align 8, !tbaa !5
  %31 = load ptr, ptr %5, align 8, !tbaa !5
  %32 = load ptr, ptr %5, align 8, !tbaa !5
  call void @gf2m_mod_add(ptr noundef %30, ptr noundef %31, ptr noundef %32)
  br label %33

33:                                               ; preds = %26
  %34 = load i32, ptr %7, align 4, !tbaa !9
  %35 = add nsw i32 %34, 1
  store i32 %35, ptr %7, align 4, !tbaa !9
  br label %17, !llvm.loop !14

36:                                               ; preds = %17
  %37 = load ptr, ptr %5, align 8, !tbaa !5
  %38 = getelementptr inbounds %struct.WordArray_st, ptr %37, i32 0, i32 0
  %39 = load ptr, ptr %38, align 8, !tbaa !16
  %40 = getelementptr inbounds i64, ptr %39, i64 0
  %41 = load i64, ptr %40, align 8, !tbaa !18
  %42 = icmp ne i64 %41, 0
  %43 = zext i1 %42 to i64
  %44 = select i1 %42, i32 1, i32 0
  store i32 %44, ptr %6, align 4, !tbaa !9
  %45 = load ptr, ptr %5, align 8, !tbaa !5
  call void @wa_free(ptr noundef %45)
  br label %46

46:                                               ; preds = %36, %12
  %47 = load i32, ptr %6, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #3
  ret i32 %47
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { "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, !6, i64 0}
!12 = !{!"Gf2mCtx_st", !6, i64 0, !6, i64 8, !13, i64 16}
!13 = !{!"long", !7, i64 0}
!14 = distinct !{!14, !15}
!15 = !{!"llvm.loop.mustprogress"}
!16 = !{!17, !6, i64 0}
!17 = !{!"WordArray_st", !6, i64 0, !13, i64 8}
!18 = !{!13, !13, 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"

@.str = external hidden unnamed_addr constant [28 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local void @gf2m_mod_add(ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
declare dso_local void @gf2m_mod_sqr(ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #0

declare void @stacktrace_add(ptr noundef, i64 noundef, i32 noundef) local_unnamed_addr #1

declare void @wa_free(ptr noundef) local_unnamed_addr #1

declare ptr @wa_copy_with_alloc(ptr noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local range(i32 0, 3) i32 @gf2m_mod_trace(ptr noundef %0, ptr noundef %1) local_unnamed_addr #0 {
  %3 = tail call ptr @wa_copy_with_alloc(ptr noundef %1) #2
  %4 = icmp eq ptr %3, null
  br i1 %4, label %8, label %.preheader

.preheader:                                       ; preds = %2
  %5 = load ptr, ptr %0, align 8, !tbaa !5
  %6 = load i32, ptr %5, align 4, !tbaa !11
  %7 = icmp sgt i32 %6, 1
  br i1 %7, label %.lr.ph, label %._crit_edge

8:                                                ; preds = %2
  tail call void @stacktrace_add(ptr noundef nonnull @.str, i64 noundef 1102, i32 noundef 2) #2
  br label %17

.lr.ph:                                           ; preds = %.preheader, %.lr.ph
  %.015 = phi i32 [ %9, %.lr.ph ], [ 0, %.preheader ]
  tail call void @gf2m_mod_sqr(ptr noundef nonnull %0, ptr noundef nonnull %3, ptr noundef nonnull %3)
  tail call void @gf2m_mod_add(ptr noundef %1, ptr noundef nonnull %3, ptr noundef nonnull %3)
  %9 = add nuw nsw i32 %.015, 1
  %10 = load ptr, ptr %0, align 8, !tbaa !5
  %11 = load i32, ptr %10, align 4, !tbaa !11
  %12 = add nsw i32 %11, -1
  %13 = icmp slt i32 %9, %12
  br i1 %13, label %.lr.ph, label %._crit_edge, !llvm.loop !13

._crit_edge:                                      ; preds = %.lr.ph, %.preheader
  %14 = load ptr, ptr %3, align 8, !tbaa !15
  %15 = load i64, ptr %14, align 8, !tbaa !17
  %.not = icmp ne i64 %15, 0
  %16 = zext i1 %.not to i32
  tail call void @wa_free(ptr noundef nonnull %3) #2
  br label %17

17:                                               ; preds = %._crit_edge, %8
  %.013 = phi i32 [ 2, %8 ], [ %16, %._crit_edge ]
  ret i32 %.013
}

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 = { "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, !7, i64 0}
!6 = !{!"Gf2mCtx_st", !7, i64 0, !7, i64 8, !10, i64 16}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"long", !8, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !8, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = !{!16, !7, i64 0}
!16 = !{!"WordArray_st", !7, i64 0, !10, i64 8}
!17 = !{!10, !10, i64 0}


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