; LLVM IR from ekoontz/graphlab :: src/graphlab/extern/metis/libmetis/mmatch.ll_libmetis (AreAllVwgtsBelowFast)

; 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: nounwind uwtable
define dso_local i64 @libmetis__AreAllVwgtsBelowFast(i64 noundef %0, ptr noundef %1, ptr noundef %2, float noundef %3) #1 {
  %5 = alloca i64, align 8
  %6 = alloca i64, align 8
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca float, align 4
  %10 = alloca i64, align 8
  %11 = alloca i32, align 4
  store i64 %0, ptr %6, align 8, !tbaa !5
  store ptr %1, ptr %7, align 8, !tbaa !9
  store ptr %2, ptr %8, align 8, !tbaa !9
  store float %3, ptr %9, align 4, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #2
  store i64 0, ptr %10, align 8, !tbaa !5
  br label %12

12:                                               ; preds = %30, %4
  %13 = load i64, ptr %10, align 8, !tbaa !5
  %14 = load i64, ptr %6, align 8, !tbaa !5
  %15 = icmp slt i64 %13, %14
  br i1 %15, label %16, label %33

16:                                               ; preds = %12
  %17 = load ptr, ptr %7, align 8, !tbaa !9
  %18 = load i64, ptr %10, align 8, !tbaa !5
  %19 = getelementptr inbounds float, ptr %17, i64 %18
  %20 = load float, ptr %19, align 4, !tbaa !11
  %21 = load ptr, ptr %8, align 8, !tbaa !9
  %22 = load i64, ptr %10, align 8, !tbaa !5
  %23 = getelementptr inbounds float, ptr %21, i64 %22
  %24 = load float, ptr %23, align 4, !tbaa !11
  %25 = fadd float %20, %24
  %26 = load float, ptr %9, align 4, !tbaa !11
  %27 = fcmp ogt float %25, %26
  br i1 %27, label %28, label %29

28:                                               ; preds = %16
  store i64 0, ptr %5, align 8
  store i32 1, ptr %11, align 4
  br label %34

29:                                               ; preds = %16
  br label %30

30:                                               ; preds = %29
  %31 = load i64, ptr %10, align 8, !tbaa !5
  %32 = add nsw i64 %31, 1
  store i64 %32, ptr %10, align 8, !tbaa !5
  br label %12, !llvm.loop !13

33:                                               ; preds = %12
  store i64 1, ptr %5, align 8
  store i32 1, ptr %11, align 4
  br label %34

34:                                               ; preds = %33, %28
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #2
  %35 = load i64, ptr %5, align 8
  ret i64 %35
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

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 = !{!"float", !7, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"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 range(i64 0, 2) i64 @libmetis__AreAllVwgtsBelowFast(i64 noundef %0, ptr nocapture noundef readonly %1, ptr nocapture noundef readonly %2, float noundef %3) local_unnamed_addr #0 {
  %5 = icmp sgt i64 %0, 0
  br i1 %5, label %.lr.ph, label %._crit_edge

6:                                                ; preds = %.lr.ph
  %7 = add nuw nsw i64 %.09, 1
  %exitcond.not = icmp eq i64 %7, %0
  br i1 %exitcond.not, label %._crit_edge, label %.lr.ph, !llvm.loop !5

.lr.ph:                                           ; preds = %4, %6
  %.09 = phi i64 [ %7, %6 ], [ 0, %4 ]
  %8 = getelementptr inbounds float, ptr %1, i64 %.09
  %9 = load float, ptr %8, align 4, !tbaa !7
  %10 = getelementptr inbounds float, ptr %2, i64 %.09
  %11 = load float, ptr %10, align 4, !tbaa !7
  %12 = fadd float %9, %11
  %13 = fcmp ogt float %12, %3
  br i1 %13, label %._crit_edge, label %6

._crit_edge:                                      ; preds = %.lr.ph, %6, %4
  %.08 = phi i64 [ 1, %4 ], [ 1, %6 ], [ 0, %.lr.ph ]
  ret i64 %.08
}

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 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}
!7 = !{!8, !8, i64 0}
!8 = !{!"float", !9, i64 0}
!9 = !{!"omnipotent char", !10, i64 0}
!10 = !{!"Simple C/C++ TBAA"}


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