; LLVM IR from recrsn/tinydb :: database (count_included_rows)

; 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"

; 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
define dso_local i64 @count_included_rows(i64 noundef %0, ptr noundef %1) #1 {
  %3 = alloca i64, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i64, align 8
  %6 = alloca i64, align 8
  store i64 %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #2
  store i64 0, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #2
  store i64 0, ptr %6, align 8, !tbaa !5
  br label %7

7:                                                ; preds = %22, %2
  %8 = load i64, ptr %6, align 8, !tbaa !5
  %9 = load i64, ptr %3, align 8, !tbaa !5
  %10 = icmp ult i64 %8, %9
  br i1 %10, label %12, label %11

11:                                               ; preds = %7
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #2
  br label %25

12:                                               ; preds = %7
  %13 = load ptr, ptr %4, align 8, !tbaa !9
  %14 = load i64, ptr %6, align 8, !tbaa !5
  %15 = getelementptr inbounds i8, ptr %13, i64 %14
  %16 = load i8, ptr %15, align 1, !tbaa !11, !range !13, !noundef !14
  %17 = trunc i8 %16 to i1
  br i1 %17, label %18, label %21

18:                                               ; preds = %12
  %19 = load i64, ptr %5, align 8, !tbaa !5
  %20 = add i64 %19, 1
  store i64 %20, ptr %5, align 8, !tbaa !5
  br label %21

21:                                               ; preds = %18, %12
  br label %22

22:                                               ; preds = %21
  %23 = load i64, ptr %6, align 8, !tbaa !5
  %24 = add i64 %23, 1
  store i64 %24, ptr %6, align 8, !tbaa !5
  br label %7, !llvm.loop !15

25:                                               ; preds = %11
  %26 = load i64, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #2
  ret i64 %26
}

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 = { 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 = !{!12, !12, i64 0}
!12 = !{!"_Bool", !7, i64 0}
!13 = !{i8 0, i8 2}
!14 = !{}
!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"

; Function Attrs: nofree norecurse nosync nounwind memory(argmem: read) uwtable
define dso_local i64 @count_included_rows(i64 noundef %0, ptr nocapture noundef readonly %1) local_unnamed_addr #0 {
  %.not = icmp eq i64 %0, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph.preheader

.lr.ph.preheader:                                 ; preds = %2
  %xtraiter = and i64 %0, 7
  %3 = icmp ult i64 %0, 8
  br i1 %3, label %._crit_edge.loopexit.unr-lcssa, label %.lr.ph.preheader.new

.lr.ph.preheader.new:                             ; preds = %.lr.ph.preheader
  %unroll_iter = and i64 %0, -8
  br label %.lr.ph

._crit_edge.loopexit.unr-lcssa:                   ; preds = %.lr.ph, %.lr.ph.preheader
  %spec.select.lcssa.ph = phi i64 [ poison, %.lr.ph.preheader ], [ %spec.select.7, %.lr.ph ]
  %.08.unr = phi i64 [ 0, %.lr.ph.preheader ], [ %39, %.lr.ph ]
  %.067.unr = phi i64 [ 0, %.lr.ph.preheader ], [ %spec.select.7, %.lr.ph ]
  %lcmp.mod.not = icmp eq i64 %xtraiter, 0
  br i1 %lcmp.mod.not, label %._crit_edge, label %.lr.ph.epil

.lr.ph.epil:                                      ; preds = %._crit_edge.loopexit.unr-lcssa, %.lr.ph.epil
  %.08.epil = phi i64 [ %7, %.lr.ph.epil ], [ %.08.unr, %._crit_edge.loopexit.unr-lcssa ]
  %.067.epil = phi i64 [ %spec.select.epil, %.lr.ph.epil ], [ %.067.unr, %._crit_edge.loopexit.unr-lcssa ]
  %epil.iter = phi i64 [ %epil.iter.next, %.lr.ph.epil ], [ 0, %._crit_edge.loopexit.unr-lcssa ]
  %4 = getelementptr inbounds i8, ptr %1, i64 %.08.epil
  %5 = load i8, ptr %4, align 1, !tbaa !5, !range !9, !noundef !10
  %6 = zext nneg i8 %5 to i64
  %spec.select.epil = add i64 %.067.epil, %6
  %7 = add nuw i64 %.08.epil, 1
  %epil.iter.next = add i64 %epil.iter, 1
  %epil.iter.cmp.not = icmp eq i64 %epil.iter.next, %xtraiter
  br i1 %epil.iter.cmp.not, label %._crit_edge, label %.lr.ph.epil, !llvm.loop !11

._crit_edge:                                      ; preds = %._crit_edge.loopexit.unr-lcssa, %.lr.ph.epil, %2
  %.06.lcssa = phi i64 [ 0, %2 ], [ %spec.select.lcssa.ph, %._crit_edge.loopexit.unr-lcssa ], [ %spec.select.epil, %.lr.ph.epil ]
  ret i64 %.06.lcssa

.lr.ph:                                           ; preds = %.lr.ph, %.lr.ph.preheader.new
  %.08 = phi i64 [ 0, %.lr.ph.preheader.new ], [ %39, %.lr.ph ]
  %.067 = phi i64 [ 0, %.lr.ph.preheader.new ], [ %spec.select.7, %.lr.ph ]
  %niter = phi i64 [ 0, %.lr.ph.preheader.new ], [ %niter.next.7, %.lr.ph ]
  %8 = getelementptr inbounds i8, ptr %1, i64 %.08
  %9 = load i8, ptr %8, align 1, !tbaa !5, !range !9, !noundef !10
  %10 = zext nneg i8 %9 to i64
  %spec.select = add i64 %.067, %10
  %11 = or disjoint i64 %.08, 1
  %12 = getelementptr inbounds i8, ptr %1, i64 %11
  %13 = load i8, ptr %12, align 1, !tbaa !5, !range !9, !noundef !10
  %14 = zext nneg i8 %13 to i64
  %spec.select.1 = add i64 %spec.select, %14
  %15 = or disjoint i64 %.08, 2
  %16 = getelementptr inbounds i8, ptr %1, i64 %15
  %17 = load i8, ptr %16, align 1, !tbaa !5, !range !9, !noundef !10
  %18 = zext nneg i8 %17 to i64
  %spec.select.2 = add i64 %spec.select.1, %18
  %19 = or disjoint i64 %.08, 3
  %20 = getelementptr inbounds i8, ptr %1, i64 %19
  %21 = load i8, ptr %20, align 1, !tbaa !5, !range !9, !noundef !10
  %22 = zext nneg i8 %21 to i64
  %spec.select.3 = add i64 %spec.select.2, %22
  %23 = or disjoint i64 %.08, 4
  %24 = getelementptr inbounds i8, ptr %1, i64 %23
  %25 = load i8, ptr %24, align 1, !tbaa !5, !range !9, !noundef !10
  %26 = zext nneg i8 %25 to i64
  %spec.select.4 = add i64 %spec.select.3, %26
  %27 = or disjoint i64 %.08, 5
  %28 = getelementptr inbounds i8, ptr %1, i64 %27
  %29 = load i8, ptr %28, align 1, !tbaa !5, !range !9, !noundef !10
  %30 = zext nneg i8 %29 to i64
  %spec.select.5 = add i64 %spec.select.4, %30
  %31 = or disjoint i64 %.08, 6
  %32 = getelementptr inbounds i8, ptr %1, i64 %31
  %33 = load i8, ptr %32, align 1, !tbaa !5, !range !9, !noundef !10
  %34 = zext nneg i8 %33 to i64
  %spec.select.6 = add i64 %spec.select.5, %34
  %35 = or disjoint i64 %.08, 7
  %36 = getelementptr inbounds i8, ptr %1, i64 %35
  %37 = load i8, ptr %36, align 1, !tbaa !5, !range !9, !noundef !10
  %38 = zext nneg i8 %37 to i64
  %spec.select.7 = add i64 %spec.select.6, %38
  %39 = add nuw i64 %.08, 8
  %niter.next.7 = add i64 %niter, 8
  %niter.ncmp.7 = icmp eq i64 %niter.next.7, %unroll_iter
  br i1 %niter.ncmp.7, label %._crit_edge.loopexit.unr-lcssa, label %.lr.ph, !llvm.loop !13
}

attributes #0 = { nofree norecurse nosync nounwind memory(argmem: read) 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" }

!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 = !{!"_Bool", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{i8 0, i8 2}
!10 = !{}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.unroll.disable"}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: CorrelatedValuePropagationPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass