; LLVM IR from tensorflow/tflite-micro :: tensorflow/lite/micro/memory_planner (linear_memory_planner)

; 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"

%"class.tflite::LinearMemoryPlanner" = type { %"class.tflite::MicroMemoryPlanner", [1024 x i64], i32, i64 }
%"class.tflite::MicroMemoryPlanner" = type { ptr }

@.str.1 = external hidden unnamed_addr constant [41 x i8], align 1

declare void @_Z11MicroPrintfPKcz(ptr noundef, ...) #0

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_ZN6tflite19LinearMemoryPlanner18GetOffsetForBufferEiPi(ptr noundef nonnull align 8 dereferenceable(8216) %0, i32 noundef %1, ptr noundef %2) unnamed_addr #1 align 2 {
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca ptr, align 8
  store ptr %0, ptr %5, align 8, !tbaa !5
  store i32 %1, ptr %6, align 4, !tbaa !9
  store ptr %2, ptr %7, align 8, !tbaa !5
  %8 = load ptr, ptr %5, align 8
  %9 = load i32, ptr %6, align 4, !tbaa !9
  %10 = icmp slt i32 %9, 0
  br i1 %10, label %16, label %11

11:                                               ; preds = %3
  %12 = load i32, ptr %6, align 4, !tbaa !9
  %13 = getelementptr inbounds %"class.tflite::LinearMemoryPlanner", ptr %8, i32 0, i32 2
  %14 = load i32, ptr %13, align 8, !tbaa !11
  %15 = icmp sge i32 %12, %14
  br i1 %15, label %16, label %20

16:                                               ; preds = %11, %3
  %17 = load i32, ptr %6, align 4, !tbaa !9
  %18 = getelementptr inbounds %"class.tflite::LinearMemoryPlanner", ptr %8, i32 0, i32 2
  %19 = load i32, ptr %18, align 8, !tbaa !11
  call void (ptr, ...) @_Z11MicroPrintfPKcz(ptr noundef @.str.1, i32 noundef %17, i32 noundef %19)
  store i32 1, ptr %4, align 4
  br label %28

20:                                               ; preds = %11
  %21 = getelementptr inbounds %"class.tflite::LinearMemoryPlanner", ptr %8, i32 0, i32 1
  %22 = load i32, ptr %6, align 4, !tbaa !9
  %23 = sext i32 %22 to i64
  %24 = getelementptr inbounds [1024 x i64], ptr %21, i64 0, i64 %23
  %25 = load i64, ptr %24, align 8, !tbaa !15
  %26 = trunc i64 %25 to i32
  %27 = load ptr, ptr %7, align 8, !tbaa !5
  store i32 %26, ptr %27, align 4, !tbaa !9
  store i32 0, ptr %4, align 4
  br label %28

28:                                               ; preds = %20, %16
  %29 = load i32, ptr %4, align 4
  ret i32 %29
}

attributes #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)"}
!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 = !{!12, !10, i64 8200}
!12 = !{!"_ZTSN6tflite19LinearMemoryPlannerE", !13, i64 0, !7, i64 8, !10, i64 8200, !14, i64 8208}
!13 = !{!"_ZTSN6tflite18MicroMemoryPlannerE"}
!14 = !{!"long", !7, i64 0}
!15 = !{!14, !14, 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"

@.str.1 = external hidden unnamed_addr constant [41 x i8], align 1

declare void @_Z11MicroPrintfPKcz(ptr noundef, ...) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
define dso_local noundef range(i32 0, 2) i32 @_ZN6tflite19LinearMemoryPlanner18GetOffsetForBufferEiPi(ptr nocapture noundef nonnull readonly align 8 dereferenceable(8216) %0, i32 noundef %1, ptr nocapture noundef writeonly %2) unnamed_addr #1 align 2 {
  %4 = icmp sgt i32 %1, -1
  %5 = getelementptr inbounds i8, ptr %0, i64 8200
  %6 = load i32, ptr %5, align 8
  %.not = icmp sgt i32 %6, %1
  %or.cond = select i1 %4, i1 %.not, i1 false
  br i1 %or.cond, label %8, label %7

7:                                                ; preds = %3
  tail call void (ptr, ...) @_Z11MicroPrintfPKcz(ptr noundef nonnull @.str.1, i32 noundef %1, i32 noundef %6)
  br label %14

8:                                                ; preds = %3
  %9 = getelementptr inbounds i8, ptr %0, i64 8
  %10 = zext nneg i32 %1 to i64
  %11 = getelementptr inbounds [1024 x i64], ptr %9, i64 0, i64 %10
  %12 = load i64, ptr %11, align 8, !tbaa !5
  %13 = trunc i64 %12 to i32
  store i32 %13, ptr %2, align 4, !tbaa !9
  br label %14

14:                                               ; preds = %8, %7
  %.0 = phi i32 [ 1, %7 ], [ 0, %8 ]
  ret i32 %.0
}

attributes #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)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}


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