; LLVM IR from Seeed-Studio/Seeed_Arduino_edgeimpulse :: src/edge-impulse-sdk/tensorflow/lite/c (common)

; 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"

%struct.TfLiteIntArray = type { i32, [0 x i32] }

; Function Attrs: nounwind uwtable
define dso_local i32 @TfLiteIntArrayEqualsArray(ptr noundef %0, i32 noundef %1, ptr noundef %2) #0 {
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  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
  %10 = load ptr, ptr %5, align 8, !tbaa !5
  %11 = icmp eq ptr %10, null
  br i1 %11, label %12, label %16

12:                                               ; preds = %3
  %13 = load i32, ptr %6, align 4, !tbaa !9
  %14 = icmp eq i32 %13, 0
  %15 = zext i1 %14 to i32
  store i32 %15, ptr %4, align 4
  br label %50

16:                                               ; preds = %3
  %17 = load ptr, ptr %5, align 8, !tbaa !5
  %18 = getelementptr inbounds %struct.TfLiteIntArray, ptr %17, i32 0, i32 0
  %19 = load i32, ptr %18, align 4, !tbaa !9
  %20 = load i32, ptr %6, align 4, !tbaa !9
  %21 = icmp ne i32 %19, %20
  br i1 %21, label %22, label %23

22:                                               ; preds = %16
  store i32 0, ptr %4, align 4
  br label %50

23:                                               ; preds = %16
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #2
  store i32 0, ptr %8, align 4, !tbaa !9
  br label %24

24:                                               ; preds = %45, %23
  %25 = load i32, ptr %8, align 4, !tbaa !9
  %26 = load ptr, ptr %5, align 8, !tbaa !5
  %27 = getelementptr inbounds %struct.TfLiteIntArray, ptr %26, i32 0, i32 0
  %28 = load i32, ptr %27, align 4, !tbaa !9
  %29 = icmp slt i32 %25, %28
  br i1 %29, label %30, label %48

30:                                               ; preds = %24
  %31 = load ptr, ptr %5, align 8, !tbaa !5
  %32 = getelementptr inbounds %struct.TfLiteIntArray, ptr %31, i32 0, i32 1
  %33 = load i32, ptr %8, align 4, !tbaa !9
  %34 = sext i32 %33 to i64
  %35 = getelementptr inbounds [0 x i32], ptr %32, i64 0, i64 %34
  %36 = load i32, ptr %35, align 4, !tbaa !9
  %37 = load ptr, ptr %7, align 8, !tbaa !5
  %38 = load i32, ptr %8, align 4, !tbaa !9
  %39 = sext i32 %38 to i64
  %40 = getelementptr inbounds i32, ptr %37, i64 %39
  %41 = load i32, ptr %40, align 4, !tbaa !9
  %42 = icmp ne i32 %36, %41
  br i1 %42, label %43, label %44

43:                                               ; preds = %30
  store i32 0, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %49

44:                                               ; preds = %30
  br label %45

45:                                               ; preds = %44
  %46 = load i32, ptr %8, align 4, !tbaa !9
  %47 = add nsw i32 %46, 1
  store i32 %47, ptr %8, align 4, !tbaa !9
  br label %24, !llvm.loop !11

48:                                               ; preds = %24
  store i32 1, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %49

49:                                               ; preds = %48, %43
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #2
  br label %50

50:                                               ; preds = %49, %22, %12
  %51 = load i32, ptr %4, align 4
  ret i32 %51
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

attributes #0 = { 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = !{!"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: nofree norecurse nosync nounwind memory(argmem: read) uwtable
define dso_local range(i32 0, 2) i32 @TfLiteIntArrayEqualsArray(ptr noundef readonly %0, i32 noundef %1, ptr nocapture noundef readonly %2) local_unnamed_addr #0 {
  %4 = icmp eq ptr %0, null
  br i1 %4, label %5, label %8

5:                                                ; preds = %3
  %6 = icmp eq i32 %1, 0
  %7 = zext i1 %6 to i32
  br label %.loopexit

8:                                                ; preds = %3
  %9 = load i32, ptr %0, align 4, !tbaa !5
  %.not = icmp eq i32 %9, %1
  br i1 %.not, label %.preheader, label %.loopexit

.preheader:                                       ; preds = %8
  %10 = getelementptr inbounds i8, ptr %0, i64 4
  %11 = icmp sgt i32 %1, 0
  br i1 %11, label %.lr.ph.preheader, label %.loopexit

.lr.ph.preheader:                                 ; preds = %.preheader
  %wide.trip.count = zext nneg i32 %1 to i64
  br label %.lr.ph

12:                                               ; preds = %.lr.ph
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
  br i1 %exitcond.not, label %.loopexit, label %.lr.ph, !llvm.loop !9

.lr.ph:                                           ; preds = %.lr.ph.preheader, %12
  %indvars.iv = phi i64 [ 0, %.lr.ph.preheader ], [ %indvars.iv.next, %12 ]
  %13 = getelementptr inbounds [0 x i32], ptr %10, i64 0, i64 %indvars.iv
  %14 = load i32, ptr %13, align 4, !tbaa !5
  %15 = getelementptr inbounds i32, ptr %2, i64 %indvars.iv
  %16 = load i32, ptr %15, align 4, !tbaa !5
  %.not13 = icmp eq i32 %14, %16
  br i1 %.not13, label %12, label %.loopexit

.loopexit:                                        ; preds = %12, %.lr.ph, %.preheader, %8, %5
  %.1 = phi i32 [ %7, %5 ], [ 0, %8 ], [ 1, %.preheader ], [ 1, %12 ], [ 0, %.lr.ph ]
  ret i32 %.1
}

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


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