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target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "aarch64-unknown-linux-gnu"

declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

define fastcc i32 @x264_predictor_difference(ptr nocapture noundef readonly %0, i64 noundef %1) unnamed_addr #1 !prof !36 !PGOFuncName !37 {
  %3 = icmp sgt i64 %1, 1
  br i1 %3, label %4, label %11

4:                                                ; preds = %2
  %5 = load i16, ptr %0, align 2
  %6 = getelementptr inbounds [2 x i16], ptr %0, i64 0, i64 1
  %7 = load i16, ptr %6, align 2
  %8 = add i64 %1, -2
  br label %13

9:                                                ; preds = %13
  %10 = phi i32 [ %32, %13 ]
  br label %11

11:                                               ; preds = %9, %2
  %12 = phi i32 [ 0, %2 ], [ %10, %9 ]
  ret i32 %12

13:                                               ; preds = %13, %4
  %14 = phi i16 [ %7, %4 ], [ %27, %13 ]
  %15 = phi i16 [ %5, %4 ], [ %21, %13 ]
  %16 = phi i64 [ 0, %4 ], [ %19, %13 ]
  %17 = phi i32 [ 0, %4 ], [ %32, %13 ]
  %18 = sext i16 %15 to i32
  %19 = add nuw nsw i64 %16, 1
  %20 = getelementptr inbounds [2 x i16], ptr %0, i64 %19
  %21 = load i16, ptr %20, align 2
  %22 = sext i16 %21 to i32
  %23 = sub nsw i32 %18, %22
  %24 = tail call i32 @llvm.abs.i32(i32 %23, i1 true)
  %25 = sext i16 %14 to i32
  %26 = getelementptr inbounds [2 x i16], ptr %0, i64 %19, i64 1
  %27 = load i16, ptr %26, align 2
  %28 = sext i16 %27 to i32
  %29 = sub nsw i32 %25, %28
  %30 = tail call i32 @llvm.abs.i32(i32 %29, i1 true)
  %31 = add i32 %24, %17
  %32 = add i32 %31, %30
  %33 = icmp eq i64 %16, %8
  br i1 %33, label %9, label %13, !llvm.loop !38
}

declare i32 @llvm.abs.i32(i32, i1 )

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { inlinehint nofree nosync nounwind memory(argmem: read) uwtable vscale_range(1,16) "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="neoverse-v1" "target-features"="+aes,+bf16,+crc,+dotprod,+fp-armv8,+fp16fml,+fullfp16,+i8mm,+lse,+neon,+outline-atomics,+rand,+ras,+rcpc,+rdm,+sha2,+sha3,+sm4,+spe,+ssbs,+sve,+v8.1a,+v8.2a,+v8.3a,+v8.4a,+v8a,-fmv" }
attributes #2 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="neoverse-v1" "target-features"="+aes,+bf16,+crc,+dotprod,+fp-armv8,+fp16fml,+fullfp16,+i8mm,+lse,+neon,+outline-atomics,+rand,+ras,+rcpc,+rdm,+sha2,+sha3,+sm4,+spe,+ssbs,+sve,+v8.1a,+v8.2a,+v8.3a,+v8.4a,+v8a,-fmv" }
attributes #3 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #4 = { nocallback nofree nosync nounwind willreturn memory(none) }

!llvm.module.flags = !{!0, !29, !30, !31, !32, !33, !34}
!llvm.ident = !{!35}

!0 = !{i32 1, !"ProfileSummary", !1}
!1 = !{!2, !3, !4, !5, !6, !7, !8, !9, !10, !11}
!2 = !{!"ProfileFormat", !"InstrProf"}
!3 = !{!"TotalCount", i64 36754860788}
!4 = !{!"MaxCount", i64 10019166208}
!5 = !{!"MaxInternalCount", i64 10019166208}
!6 = !{!"MaxFunctionCount", i64 3696191352}
!7 = !{!"NumCounts", i64 4583}
!8 = !{!"NumFunctions", i64 668}
!9 = !{!"IsPartialProfile", i64 0}
!10 = !{!"PartialProfileRatio", double 0.000000e+00}
!11 = !{!"DetailedSummary", !12}
!12 = !{!13, !14, !15, !16, !17, !18, !19, !20, !21, !22, !23, !24, !25, !26, !27, !28}
!13 = !{i32 10000, i64 10019166208, i32 1}
!14 = !{i32 100000, i64 10019166208, i32 1}
!15 = !{i32 200000, i64 10019166208, i32 1}
!16 = !{i32 300000, i64 5508843008, i32 2}
!17 = !{i32 400000, i64 5508843008, i32 2}
!18 = !{i32 500000, i64 5049671136, i32 3}
!19 = !{i32 600000, i64 3696191352, i32 4}
!20 = !{i32 700000, i64 974592144, i32 6}
!21 = !{i32 800000, i64 687162800, i32 11}
!22 = !{i32 900000, i64 168971520, i32 21}
!23 = !{i32 950000, i64 32902232, i32 45}
!24 = !{i32 990000, i64 1804593, i32 262}
!25 = !{i32 999000, i64 234554, i32 711}
!26 = !{i32 999900, i64 50461, i32 962}
!27 = !{i32 999990, i64 12285, i32 1079}
!28 = !{i32 999999, i64 323, i32 1188}
!29 = !{i32 1, !"wchar_size", i32 4}
!30 = !{i32 8, !"PIC Level", i32 2}
!31 = !{i32 7, !"PIE Level", i32 2}
!32 = !{i32 7, !"uwtable", i32 2}
!33 = !{i32 1, !"ThinLTO", i32 0}
!34 = !{i32 1, !"EnableSplitLTOUnit", i32 1}
!35 = !{!"clang version 17.0.0 (https://github.com/llvm/llvm-project d5ea1b22cba345e4fc0d42085a8c366407c7265b)"}
!36 = !{!"function_entry_count", i64 0}
!37 = !{!"me.c:x264_predictor_difference"}
!38 = distinct !{!38, !39}
!39 = !{!"llvm.loop.mustprogress"}