; LLVM IR from zchrissirhcz/pixel :: legacy/NaiveCNN/cnn (blob)

; 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.px_tensor_dim_t = type { i32, i32, i32, i32 }
%struct.px_cube_dim_t = type { i32, i32, i32 }

; 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: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #1

declare { i64, i32 } @px_create_cube_dim(i32 noundef, i32 noundef, i32 noundef) #2

; Function Attrs: nounwind uwtable
declare dso_local void @clear_blob3d(ptr noundef, i64, i32) #3

; Function Attrs: nounwind uwtable
define dso_local void @clear_blob4d(ptr noundef %0, i64 %1, i64 %2) #3 {
  %4 = alloca %struct.px_tensor_dim_t, align 4
  %5 = alloca ptr, align 8
  %6 = alloca %struct.px_cube_dim_t, align 4
  %7 = alloca { i64, i32 }, align 8
  %8 = alloca i32, align 4
  %9 = alloca { i64, i32 }, align 4
  %10 = getelementptr inbounds { i64, i64 }, ptr %4, i32 0, i32 0
  store i64 %1, ptr %10, align 4
  %11 = getelementptr inbounds { i64, i64 }, ptr %4, i32 0, i32 1
  store i64 %2, ptr %11, align 4
  store ptr %0, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 12, ptr %6) #4
  %12 = getelementptr inbounds %struct.px_tensor_dim_t, ptr %4, i32 0, i32 1
  %13 = load i32, ptr %12, align 4, !tbaa !9
  %14 = getelementptr inbounds %struct.px_tensor_dim_t, ptr %4, i32 0, i32 2
  %15 = load i32, ptr %14, align 4, !tbaa !12
  %16 = getelementptr inbounds %struct.px_tensor_dim_t, ptr %4, i32 0, i32 3
  %17 = load i32, ptr %16, align 4, !tbaa !13
  %18 = call { i64, i32 } @px_create_cube_dim(i32 noundef %13, i32 noundef %15, i32 noundef %17)
  store { i64, i32 } %18, ptr %7, align 8
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %6, ptr align 8 %7, i64 12, i1 false)
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #4
  store i32 0, ptr %8, align 4, !tbaa !14
  br label %19

19:                                               ; preds = %35, %3
  %20 = load i32, ptr %8, align 4, !tbaa !14
  %21 = getelementptr inbounds %struct.px_tensor_dim_t, ptr %4, i32 0, i32 0
  %22 = load i32, ptr %21, align 4, !tbaa !15
  %23 = icmp slt i32 %20, %22
  br i1 %23, label %25, label %24

24:                                               ; preds = %19
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #4
  br label %38

25:                                               ; preds = %19
  %26 = load ptr, ptr %5, align 8, !tbaa !5
  %27 = load i32, ptr %8, align 4, !tbaa !14
  %28 = sext i32 %27 to i64
  %29 = getelementptr inbounds ptr, ptr %26, i64 %28
  %30 = load ptr, ptr %29, align 8, !tbaa !5
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %9, ptr align 4 %6, i64 12, i1 false)
  %31 = getelementptr inbounds { i64, i32 }, ptr %9, i32 0, i32 0
  %32 = load i64, ptr %31, align 4
  %33 = getelementptr inbounds { i64, i32 }, ptr %9, i32 0, i32 1
  %34 = load i32, ptr %33, align 4
  call void @clear_blob3d(ptr noundef %30, i64 %32, i32 %34)
  br label %35

35:                                               ; preds = %25
  %36 = load i32, ptr %8, align 4, !tbaa !14
  %37 = add nsw i32 %36, 1
  store i32 %37, ptr %8, align 4, !tbaa !14
  br label %19, !llvm.loop !16

38:                                               ; preds = %24
  call void @llvm.lifetime.end.p0(i64 12, ptr %6) #4
  ret void
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "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 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 #4 = { 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, !11, i64 4}
!10 = !{!"px_tensor_dim_t", !11, i64 0, !11, i64 4, !11, i64 8, !11, i64 12}
!11 = !{!"int", !7, i64 0}
!12 = !{!10, !11, i64 8}
!13 = !{!10, !11, i64 12}
!14 = !{!11, !11, i64 0}
!15 = !{!10, !11, i64 0}
!16 = distinct !{!16, !17}
!17 = !{!"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"

declare { i64, i32 } @px_create_cube_dim(i32 noundef, i32 noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
declare dso_local void @clear_blob3d(ptr noundef, i64, i32) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local void @clear_blob4d(ptr nocapture noundef readonly %0, i64 %1, i64 %2) local_unnamed_addr #1 {
  %.sroa.06.0.extract.trunc = trunc i64 %1 to i32
  %.sroa.27.0.extract.shift = lshr i64 %1, 32
  %.sroa.27.0.extract.trunc = trunc nuw i64 %.sroa.27.0.extract.shift to i32
  %.sroa.3.8.extract.trunc = trunc i64 %2 to i32
  %.sroa.5.8.extract.shift = lshr i64 %2, 32
  %.sroa.5.8.extract.trunc = trunc nuw i64 %.sroa.5.8.extract.shift to i32
  %4 = tail call { i64, i32 } @px_create_cube_dim(i32 noundef %.sroa.27.0.extract.trunc, i32 noundef %.sroa.3.8.extract.trunc, i32 noundef %.sroa.5.8.extract.trunc) #2
  %.fca.0.extract = extractvalue { i64, i32 } %4, 0
  %.fca.1.extract = extractvalue { i64, i32 } %4, 1
  %5 = icmp sgt i32 %.sroa.06.0.extract.trunc, 0
  br i1 %5, label %.lr.ph.preheader, label %._crit_edge

.lr.ph.preheader:                                 ; preds = %3
  %wide.trip.count = and i64 %1, 2147483647
  br label %.lr.ph

._crit_edge:                                      ; preds = %.lr.ph, %3
  ret void

.lr.ph:                                           ; preds = %.lr.ph.preheader, %.lr.ph
  %indvars.iv = phi i64 [ 0, %.lr.ph.preheader ], [ %indvars.iv.next, %.lr.ph ]
  %6 = getelementptr inbounds ptr, ptr %0, i64 %indvars.iv
  %7 = load ptr, ptr %6, align 8, !tbaa !5
  tail call void @clear_blob3d(ptr noundef %7, i64 %.fca.0.extract, i32 %.fca.1.extract)
  %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 %._crit_edge, label %.lr.ph, !llvm.loop !9
}

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 = { 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 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


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