; LLVM IR from huawei-noah/bolt :: compute/tensor/src/cpu (depthwise_convolution)

; 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.TensorDesc = type { i32, i32, i32, [20 x i32] }

@.str = external hidden unnamed_addr constant [20 x i8], align 1
@stdout = external global ptr, align 8
@.str.1 = external hidden unnamed_addr constant [18 x i8], align 1

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z48depthwise_convolution_transform_filter_bytes_cpu10TensorDesc36DepthwiseConvolutionForwardAlgorithmPj(ptr noundef byval(%struct.TensorDesc) align 8 %0, i32 noundef %1, ptr noundef %2) #0 {
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca %struct.TensorDesc, align 8
  store i32 %1, ptr %5, align 4, !tbaa !5
  store ptr %2, ptr %6, align 8, !tbaa !9
  %10 = load ptr, ptr %6, align 8, !tbaa !9
  %11 = icmp eq ptr null, %10
  br i1 %11, label %12, label %28

12:                                               ; preds = %3
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #8
  store i32 1, ptr %7, align 4, !tbaa !11
  %13 = load i32, ptr %7, align 4, !tbaa !11
  %14 = icmp ne i32 %13, 0
  br i1 %14, label %15, label %27

15:                                               ; preds = %12
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #8
  %16 = call i64 (i64, ...) @syscall(i64 noundef 186) #8
  %17 = trunc i64 %16 to i32
  store i32 %17, ptr %8, align 4, !tbaa !13
  %18 = load i32, ptr %8, align 4, !tbaa !13
  %19 = call i32 (ptr, ...) @printf(ptr noundef @.str, i32 noundef %18)
  %20 = load ptr, ptr @stdout, align 8, !tbaa !9
  %21 = call i32 @fflush(ptr noundef %20)
  %22 = load i32, ptr %7, align 4, !tbaa !11
  %23 = call ptr @ee2str(i32 noundef %22)
  %24 = call i32 (ptr, ...) @printf(ptr noundef @.str.1, ptr noundef %23)
  %25 = load ptr, ptr @stdout, align 8, !tbaa !9
  %26 = call i32 @fflush(ptr noundef %25)
  call void @exit(i32 noundef 1) #9
  unreachable

27:                                               ; preds = %12
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #8
  br label %28

28:                                               ; preds = %27, %3
  %29 = load i32, ptr %5, align 4, !tbaa !5
  switch i32 %29, label %33 [
    i32 0, label %30
  ]

30:                                               ; preds = %28
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %9, ptr align 8 %0, i64 92, i1 false), !tbaa.struct !15
  %31 = call noundef i32 @_Z14tensorNumBytes10TensorDesc(ptr noundef byval(%struct.TensorDesc) align 8 %9)
  %32 = load ptr, ptr %6, align 8, !tbaa !9
  store i32 %31, ptr %32, align 4, !tbaa !13
  br label %34

33:                                               ; preds = %28
  store i32 51, ptr %4, align 4
  br label %38

34:                                               ; preds = %30
  %35 = load ptr, ptr %6, align 8, !tbaa !9
  %36 = load i32, ptr %35, align 4, !tbaa !13
  %37 = add i32 %36, 32
  store i32 %37, ptr %35, align 4, !tbaa !13
  store i32 0, ptr %4, align 4
  br label %38

38:                                               ; preds = %34, %33
  %39 = load i32, ptr %4, align 4
  ret i32 %39
}

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

; Function Attrs: nounwind
declare i64 @syscall(i64 noundef, ...) #2

declare i32 @printf(ptr noundef, ...) #3

declare i32 @fflush(ptr noundef) #3

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local ptr @ee2str(i32 noundef) #4

; Function Attrs: noreturn nounwind
declare void @exit(i32 noundef) #5

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

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef i32 @_Z14tensorNumBytes10TensorDesc(ptr noundef byval(%struct.TensorDesc) align 8) #6

; 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) #7

attributes #0 = { 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" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nounwind "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 = { "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 = { inlinehint mustprogress 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 #5 = { noreturn nounwind "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 #6 = { inlinehint 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" }
attributes #7 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #8 = { nounwind }
attributes #9 = { noreturn 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 = !{!"_ZTS36DepthwiseConvolutionForwardAlgorithm", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"_ZTS2EE", !7, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"int", !7, i64 0}
!15 = !{i64 0, i64 4, !16, i64 4, i64 4, !18, i64 8, i64 4, !13, i64 12, i64 80, !20}
!16 = !{!17, !17, i64 0}
!17 = !{!"_ZTS8DataType", !7, i64 0}
!18 = !{!19, !19, i64 0}
!19 = !{!"_ZTS10DataFormat", !7, i64 0}
!20 = !{!7, !7, 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"

%struct.TensorDesc = type { i32, i32, i32, [20 x i32] }

@.str = external hidden unnamed_addr constant [20 x i8], align 1
@stdout = external local_unnamed_addr global ptr, align 8
@.str.1 = external hidden unnamed_addr constant [18 x i8], align 1

; Function Attrs: mustprogress uwtable
define dso_local noundef range(i32 0, 52) i32 @_Z48depthwise_convolution_transform_filter_bytes_cpu10TensorDesc36DepthwiseConvolutionForwardAlgorithmPj(ptr nocapture noundef readonly byval(%struct.TensorDesc) align 8 %0, i32 noundef %1, ptr noundef writeonly %2) local_unnamed_addr #0 {
  %4 = icmp eq ptr %2, null
  br i1 %4, label %5, label %15

5:                                                ; preds = %3
  %6 = tail call i64 (i64, ...) @syscall(i64 noundef 186) #6
  %7 = trunc i64 %6 to i32
  %8 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %7)
  %9 = load ptr, ptr @stdout, align 8, !tbaa !5
  %10 = tail call i32 @fflush(ptr noundef %9)
  %11 = tail call ptr @ee2str(i32 noundef 1)
  %12 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1, ptr noundef %11)
  %13 = load ptr, ptr @stdout, align 8, !tbaa !5
  %14 = tail call i32 @fflush(ptr noundef %13)
  tail call void @exit(i32 noundef 1) #7
  unreachable

15:                                               ; preds = %3
  %cond = icmp eq i32 %1, 0
  br i1 %cond, label %16, label %19

16:                                               ; preds = %15
  %17 = tail call noundef i32 @_Z14tensorNumBytes10TensorDesc(ptr noundef nonnull byval(%struct.TensorDesc) align 8 %0)
  %18 = add i32 %17, 32
  store i32 %18, ptr %2, align 4, !tbaa !9
  br label %19

19:                                               ; preds = %15, %16
  %.0 = phi i32 [ 0, %16 ], [ 51, %15 ]
  ret i32 %.0
}

; Function Attrs: nounwind
declare i64 @syscall(i64 noundef, ...) local_unnamed_addr #1

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: nofree nounwind
declare noundef i32 @fflush(ptr nocapture noundef) local_unnamed_addr #2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local ptr @ee2str(i32 noundef) local_unnamed_addr #3

; Function Attrs: noreturn nounwind
declare void @exit(i32 noundef) local_unnamed_addr #4

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef i32 @_Z14tensorNumBytes10TensorDesc(ptr noundef byval(%struct.TensorDesc) align 8) local_unnamed_addr #5

attributes #0 = { 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" }
attributes #1 = { nounwind "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 = { nofree nounwind "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 = { inlinehint mustprogress 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 = { noreturn nounwind "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 #5 = { inlinehint 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" }
attributes #6 = { nounwind }
attributes #7 = { noreturn 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++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}


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