; LLVM IR from aferikoglou/GenHLSOptimizer :: dataset/rodinia_lud_1_tiling_0 (lud)

; 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: mustprogress nounwind uwtable
declare dso_local void @lud_diagonal(ptr noundef, i32 noundef) #1

; Function Attrs: mustprogress uwtable
declare dso_local void @lud_perimeter(ptr noundef, i32 noundef) #2

; Function Attrs: mustprogress uwtable
declare dso_local void @lud_internal(ptr noundef, i32 noundef) #2

; Function Attrs: mustprogress uwtable
define dso_local void @workload(ptr noundef %0) #2 {
  %2 = alloca ptr, align 8
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  store ptr %0, ptr %2, align 8, !tbaa !5
  br label %5

5:                                                ; preds = %1
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #3
  store i32 0, ptr %3, align 4, !tbaa !9
  br label %6

6:                                                ; preds = %17, %5
  %7 = load i32, ptr %3, align 4, !tbaa !9
  %8 = icmp slt i32 %7, 240
  br i1 %8, label %10, label %9

9:                                                ; preds = %6
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #3
  br label %20

10:                                               ; preds = %6
  %11 = load ptr, ptr %2, align 8, !tbaa !5
  %12 = load i32, ptr %3, align 4, !tbaa !9
  call void @lud_diagonal(ptr noundef %11, i32 noundef %12)
  %13 = load ptr, ptr %2, align 8, !tbaa !5
  %14 = load i32, ptr %3, align 4, !tbaa !9
  call void @lud_perimeter(ptr noundef %13, i32 noundef %14)
  %15 = load ptr, ptr %2, align 8, !tbaa !5
  %16 = load i32, ptr %3, align 4, !tbaa !9
  call void @lud_internal(ptr noundef %15, i32 noundef %16)
  br label %17

17:                                               ; preds = %10
  %18 = load i32, ptr %3, align 4, !tbaa !9
  %19 = add nsw i32 %18, 16
  store i32 %19, ptr %3, align 4, !tbaa !9
  br label %6, !llvm.loop !11

20:                                               ; preds = %9
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #3
  store i32 240, ptr %4, align 4, !tbaa !9
  %21 = load ptr, ptr %2, align 8, !tbaa !5
  %22 = load i32, ptr %4, align 4, !tbaa !9
  call void @lud_diagonal(ptr noundef %21, i32 noundef %22)
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #3
  ret void
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress 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 = { mustprogress 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 #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++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"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: mustprogress nounwind uwtable
declare dso_local void @lud_diagonal(ptr noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
declare dso_local void @lud_perimeter(ptr noundef, i32 noundef) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
declare dso_local void @lud_internal(ptr noundef, i32 noundef) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
define dso_local void @workload(ptr noundef %0) local_unnamed_addr #1 {
  tail call void @lud_diagonal(ptr noundef %0, i32 noundef 0)
  tail call void @lud_perimeter(ptr noundef %0, i32 noundef 0)
  tail call void @lud_internal(ptr noundef %0, i32 noundef 0)
  tail call void @lud_diagonal(ptr noundef %0, i32 noundef 16)
  tail call void @lud_perimeter(ptr noundef %0, i32 noundef 16)
  tail call void @lud_internal(ptr noundef %0, i32 noundef 16)
  tail call void @lud_diagonal(ptr noundef %0, i32 noundef 32)
  tail call void @lud_perimeter(ptr noundef %0, i32 noundef 32)
  tail call void @lud_internal(ptr noundef %0, i32 noundef 32)
  tail call void @lud_diagonal(ptr noundef %0, i32 noundef 48)
  tail call void @lud_perimeter(ptr noundef %0, i32 noundef 48)
  tail call void @lud_internal(ptr noundef %0, i32 noundef 48)
  tail call void @lud_diagonal(ptr noundef %0, i32 noundef 64)
  tail call void @lud_perimeter(ptr noundef %0, i32 noundef 64)
  tail call void @lud_internal(ptr noundef %0, i32 noundef 64)
  tail call void @lud_diagonal(ptr noundef %0, i32 noundef 80)
  tail call void @lud_perimeter(ptr noundef %0, i32 noundef 80)
  tail call void @lud_internal(ptr noundef %0, i32 noundef 80)
  tail call void @lud_diagonal(ptr noundef %0, i32 noundef 96)
  tail call void @lud_perimeter(ptr noundef %0, i32 noundef 96)
  tail call void @lud_internal(ptr noundef %0, i32 noundef 96)
  tail call void @lud_diagonal(ptr noundef %0, i32 noundef 112)
  tail call void @lud_perimeter(ptr noundef %0, i32 noundef 112)
  tail call void @lud_internal(ptr noundef %0, i32 noundef 112)
  tail call void @lud_diagonal(ptr noundef %0, i32 noundef 128)
  tail call void @lud_perimeter(ptr noundef %0, i32 noundef 128)
  tail call void @lud_internal(ptr noundef %0, i32 noundef 128)
  tail call void @lud_diagonal(ptr noundef %0, i32 noundef 144)
  tail call void @lud_perimeter(ptr noundef %0, i32 noundef 144)
  tail call void @lud_internal(ptr noundef %0, i32 noundef 144)
  tail call void @lud_diagonal(ptr noundef %0, i32 noundef 160)
  tail call void @lud_perimeter(ptr noundef %0, i32 noundef 160)
  tail call void @lud_internal(ptr noundef %0, i32 noundef 160)
  tail call void @lud_diagonal(ptr noundef %0, i32 noundef 176)
  tail call void @lud_perimeter(ptr noundef %0, i32 noundef 176)
  tail call void @lud_internal(ptr noundef %0, i32 noundef 176)
  tail call void @lud_diagonal(ptr noundef %0, i32 noundef 192)
  tail call void @lud_perimeter(ptr noundef %0, i32 noundef 192)
  tail call void @lud_internal(ptr noundef %0, i32 noundef 192)
  tail call void @lud_diagonal(ptr noundef %0, i32 noundef 208)
  tail call void @lud_perimeter(ptr noundef %0, i32 noundef 208)
  tail call void @lud_internal(ptr noundef %0, i32 noundef 208)
  tail call void @lud_diagonal(ptr noundef %0, i32 noundef 224)
  tail call void @lud_perimeter(ptr noundef %0, i32 noundef 224)
  tail call void @lud_internal(ptr noundef %0, i32 noundef 224)
  tail call void @lud_diagonal(ptr noundef %0, i32 noundef 240)
  ret void
}

attributes #0 = { mustprogress 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 = { mustprogress 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)"}


; Effective O3 passes: GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,LoopRotatePass,SROAPass,SimplifyCFGPass,TailCallElimPass