; LLVM IR from onnx/onnx-mlir :: src/Runtime (OMSort)

; 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 i32 @compareInt16Ascending(ptr noundef %0, ptr noundef %1, ptr noundef %2) #1 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i64, align 8
  %8 = alloca i64, align 8
  %9 = alloca ptr, align 8
  %10 = alloca i16, align 2
  %11 = alloca i16, align 2
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  store ptr %2, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #2
  %12 = load ptr, ptr %4, align 8, !tbaa !5
  %13 = load i64, ptr %12, align 8, !tbaa !9
  store i64 %13, ptr %7, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #2
  %14 = load ptr, ptr %5, align 8, !tbaa !5
  %15 = load i64, ptr %14, align 8, !tbaa !9
  store i64 %15, ptr %8, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #2
  %16 = load ptr, ptr %6, align 8, !tbaa !5
  store ptr %16, ptr %9, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 2, ptr %10) #2
  %17 = load ptr, ptr %9, align 8, !tbaa !5
  %18 = load i64, ptr %7, align 8, !tbaa !9
  %19 = getelementptr inbounds i16, ptr %17, i64 %18
  %20 = load i16, ptr %19, align 2, !tbaa !11
  store i16 %20, ptr %10, align 2, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 2, ptr %11) #2
  %21 = load ptr, ptr %9, align 8, !tbaa !5
  %22 = load i64, ptr %8, align 8, !tbaa !9
  %23 = getelementptr inbounds i16, ptr %21, i64 %22
  %24 = load i16, ptr %23, align 2, !tbaa !11
  store i16 %24, ptr %11, align 2, !tbaa !11
  %25 = load i16, ptr %10, align 2, !tbaa !11
  %26 = sext i16 %25 to i32
  %27 = load i16, ptr %11, align 2, !tbaa !11
  %28 = sext i16 %27 to i32
  %29 = icmp slt i32 %26, %28
  br i1 %29, label %42, label %30

30:                                               ; preds = %3
  %31 = load i16, ptr %10, align 2, !tbaa !11
  %32 = sext i16 %31 to i32
  %33 = load i16, ptr %11, align 2, !tbaa !11
  %34 = sext i16 %33 to i32
  %35 = icmp eq i32 %32, %34
  br i1 %35, label %36, label %40

36:                                               ; preds = %30
  %37 = load i64, ptr %7, align 8, !tbaa !9
  %38 = load i64, ptr %8, align 8, !tbaa !9
  %39 = icmp ult i64 %37, %38
  br label %40

40:                                               ; preds = %36, %30
  %41 = phi i1 [ false, %30 ], [ %39, %36 ]
  br label %42

42:                                               ; preds = %40, %3
  %43 = phi i1 [ true, %3 ], [ %41, %40 ]
  %44 = zext i1 %43 to i64
  %45 = select i1 %43, i32 -1, i32 1
  call void @llvm.lifetime.end.p0(i64 2, ptr %11) #2
  call void @llvm.lifetime.end.p0(i64 2, ptr %10) #2
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #2
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #2
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #2
  ret i32 %45
}

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 = !{!"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 = !{!12, !12, i64 0}
!12 = !{!"short", !7, 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"

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read) uwtable
define dso_local range(i32 -1, 2) i32 @compareInt16Ascending(ptr nocapture noundef readonly %0, ptr nocapture noundef readonly %1, ptr nocapture noundef readonly %2) local_unnamed_addr #0 {
  %4 = load i64, ptr %0, align 8, !tbaa !5
  %5 = load i64, ptr %1, align 8, !tbaa !5
  %6 = getelementptr inbounds i16, ptr %2, i64 %4
  %7 = load i16, ptr %6, align 2, !tbaa !9
  %8 = getelementptr inbounds i16, ptr %2, i64 %5
  %9 = load i16, ptr %8, align 2, !tbaa !9
  %10 = icmp slt i16 %7, %9
  %11 = icmp eq i16 %7, %9
  %12 = icmp ult i64 %4, %5
  %13 = and i1 %12, %11
  %14 = or i1 %10, %13
  %15 = select i1 %14, i32 -1, i32 1
  ret i32 %15
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn 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 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"short", !7, i64 0}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass