; 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_cube_dim_t = type { i32, i32, i32 }
%struct.px_size_t = type { 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 @px_create_size(i32 noundef, i32 noundef) #2

; Function Attrs: nounwind uwtable
declare dso_local void @clear_blob2d(ptr noundef, i64) #3

; Function Attrs: nounwind uwtable
define dso_local void @clear_blob3d(ptr noundef %0, i64 %1, i32 %2) #3 {
  %4 = alloca %struct.px_cube_dim_t, align 4
  %5 = alloca { i64, i32 }, align 4
  %6 = alloca ptr, align 8
  %7 = alloca %struct.px_size_t, align 4
  %8 = alloca i32, align 4
  %9 = getelementptr inbounds { i64, i32 }, ptr %5, i32 0, i32 0
  store i64 %1, ptr %9, align 4
  %10 = getelementptr inbounds { i64, i32 }, ptr %5, i32 0, i32 1
  store i32 %2, ptr %10, align 4
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %4, ptr align 4 %5, i64 12, i1 false)
  store ptr %0, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #4
  %11 = getelementptr inbounds %struct.px_cube_dim_t, ptr %4, i32 0, i32 1
  %12 = load i32, ptr %11, align 4, !tbaa !9
  %13 = getelementptr inbounds %struct.px_cube_dim_t, ptr %4, i32 0, i32 2
  %14 = load i32, ptr %13, align 4, !tbaa !12
  %15 = call i64 @px_create_size(i32 noundef %12, i32 noundef %14)
  store i64 %15, ptr %7, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #4
  store i32 0, ptr %8, align 4, !tbaa !13
  br label %16

16:                                               ; preds = %29, %3
  %17 = load i32, ptr %8, align 4, !tbaa !13
  %18 = getelementptr inbounds %struct.px_cube_dim_t, ptr %4, i32 0, i32 0
  %19 = load i32, ptr %18, align 4, !tbaa !14
  %20 = icmp slt i32 %17, %19
  br i1 %20, label %22, label %21

21:                                               ; preds = %16
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #4
  br label %32

22:                                               ; preds = %16
  %23 = load ptr, ptr %6, align 8, !tbaa !5
  %24 = load i32, ptr %8, align 4, !tbaa !13
  %25 = sext i32 %24 to i64
  %26 = getelementptr inbounds ptr, ptr %23, i64 %25
  %27 = load ptr, ptr %26, align 8, !tbaa !5
  %28 = load i64, ptr %7, align 4
  call void @clear_blob2d(ptr noundef %27, i64 %28)
  br label %29

29:                                               ; preds = %22
  %30 = load i32, ptr %8, align 4, !tbaa !13
  %31 = add nsw i32 %30, 1
  store i32 %31, ptr %8, align 4, !tbaa !13
  br label %16, !llvm.loop !15

32:                                               ; preds = %21
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #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_cube_dim_t", !11, i64 0, !11, i64 4, !11, i64 8}
!11 = !{!"int", !7, i64 0}
!12 = !{!10, !11, i64 8}
!13 = !{!11, !11, i64 0}
!14 = !{!10, !11, i64 0}
!15 = distinct !{!15, !16}
!16 = !{!"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 @px_create_size(i32 noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
declare dso_local void @clear_blob2d(ptr noundef, i64) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local void @clear_blob3d(ptr nocapture noundef readonly %0, i64 %1, i32 %2) local_unnamed_addr #1 {
  %.sroa.04.0.extract.trunc = trunc i64 %1 to i32
  %.sroa.25.0.extract.shift = lshr i64 %1, 32
  %.sroa.25.0.extract.trunc = trunc nuw i64 %.sroa.25.0.extract.shift to i32
  %4 = tail call i64 @px_create_size(i32 noundef %.sroa.25.0.extract.trunc, i32 noundef %2) #2
  %5 = icmp sgt i32 %.sroa.04.0.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_blob2d(ptr noundef %7, i64 %4)
  %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