; LLVM IR from sbu-fsl/kernel-ml :: src/models (model)

; 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.layers = type { ptr, ptr }
%struct.layer = type { ptr, i32, ptr, ptr }
%struct.linear_layer = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr }

@.str.4 = external hidden unnamed_addr constant [20 x i8], align 1

; 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

declare void @kml_debug(ptr noundef) #1

declare void @print_matrix(ptr noundef) #1

; Function Attrs: nounwind uwtable
define dso_local void @print_biases(ptr noundef %0) #2 {
  %2 = alloca ptr, align 8
  %3 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #3
  %4 = load ptr, ptr %2, align 8, !tbaa !5
  %5 = getelementptr inbounds %struct.layers, ptr %4, i32 0, i32 0
  %6 = load ptr, ptr %5, align 8, !tbaa !9
  store ptr %6, ptr %3, align 8, !tbaa !5
  br label %7

7:                                                ; preds = %22, %1
  %8 = load ptr, ptr %3, align 8, !tbaa !5
  %9 = icmp ne ptr %8, null
  br i1 %9, label %10, label %26

10:                                               ; preds = %7
  %11 = load ptr, ptr %3, align 8, !tbaa !5
  %12 = getelementptr inbounds %struct.layer, ptr %11, i32 0, i32 1
  %13 = load i32, ptr %12, align 8, !tbaa !11
  switch i32 %13, label %20 [
    i32 0, label %14
  ]

14:                                               ; preds = %10
  call void @kml_debug(ptr noundef @.str.4)
  %15 = load ptr, ptr %3, align 8, !tbaa !5
  %16 = getelementptr inbounds %struct.layer, ptr %15, i32 0, i32 0
  %17 = load ptr, ptr %16, align 8, !tbaa !14
  %18 = getelementptr inbounds %struct.linear_layer, ptr %17, i32 0, i32 1
  %19 = load ptr, ptr %18, align 8, !tbaa !15
  call void @print_matrix(ptr noundef %19)
  br label %21

20:                                               ; preds = %10
  br label %21

21:                                               ; preds = %20, %14
  br label %22

22:                                               ; preds = %21
  %23 = load ptr, ptr %3, align 8, !tbaa !5
  %24 = getelementptr inbounds %struct.layer, ptr %23, i32 0, i32 2
  %25 = load ptr, ptr %24, align 8, !tbaa !17
  store ptr %25, ptr %3, align 8, !tbaa !5
  br label %7, !llvm.loop !18

26:                                               ; preds = %7
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #3
  ret void
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { "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 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/C++ TBAA"}
!9 = !{!10, !6, i64 0}
!10 = !{!"layers", !6, i64 0, !6, i64 8}
!11 = !{!12, !13, i64 8}
!12 = !{!"layer", !6, i64 0, !13, i64 8, !6, i64 16, !6, i64 24}
!13 = !{!"int", !7, i64 0}
!14 = !{!12, !6, i64 0}
!15 = !{!16, !6, i64 8}
!16 = !{!"linear_layer", !6, i64 0, !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !6, i64 48}
!17 = !{!12, !6, i64 16}
!18 = distinct !{!18, !19}
!19 = !{!"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"

@.str.4 = external hidden unnamed_addr constant [20 x i8], align 1

declare void @kml_debug(ptr noundef) local_unnamed_addr #0

declare void @print_matrix(ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local void @print_biases(ptr nocapture noundef readonly %0) local_unnamed_addr #1 {
  %.05 = load ptr, ptr %0, align 8, !tbaa !5
  %.not6 = icmp eq ptr %.05, null
  br i1 %.not6, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %1, %8
  %.07 = phi ptr [ %.0, %8 ], [ %.05, %1 ]
  %2 = getelementptr inbounds i8, ptr %.07, i64 8
  %3 = load i32, ptr %2, align 8, !tbaa !9
  %cond = icmp eq i32 %3, 0
  br i1 %cond, label %4, label %8

4:                                                ; preds = %.lr.ph
  tail call void @kml_debug(ptr noundef nonnull @.str.4) #2
  %5 = load ptr, ptr %.07, align 8, !tbaa !12
  %6 = getelementptr inbounds i8, ptr %5, i64 8
  %7 = load ptr, ptr %6, align 8, !tbaa !13
  tail call void @print_matrix(ptr noundef %7) #2
  br label %8

8:                                                ; preds = %4, %.lr.ph
  %9 = getelementptr inbounds i8, ptr %.07, i64 16
  %.0 = load ptr, ptr %9, align 8, !tbaa !5
  %.not = icmp eq ptr %.0, null
  br i1 %.not, label %._crit_edge, label %.lr.ph, !llvm.loop !15

._crit_edge:                                      ; preds = %8, %1
  ret void
}

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 = !{!10, !11, i64 8}
!10 = !{!"layer", !6, i64 0, !11, i64 8, !6, i64 16, !6, i64 24}
!11 = !{!"int", !7, i64 0}
!12 = !{!10, !6, i64 0}
!13 = !{!14, !6, i64 8}
!14 = !{!"linear_layer", !6, i64 0, !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !6, i64 48}
!15 = distinct !{!15, !16}
!16 = !{!"llvm.loop.mustprogress"}


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