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

; 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] }
%struct.AttentionMaskParamSpec = type { i32, float, i8 }

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef i32 @_Z18attention_mask_arm10TensorDescPKv22AttentionMaskParamSpecS_Pv(ptr noundef byval(%struct.TensorDesc) align 8 %0, ptr noundef %1, i64 %2, i8 %3, ptr noundef byval(%struct.TensorDesc) align 8 %4, ptr noundef %5) #0 {
  %7 = alloca %struct.AttentionMaskParamSpec, align 4
  %8 = alloca { i64, i8 }, align 4
  %9 = alloca ptr, align 8
  %10 = alloca ptr, align 8
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = getelementptr inbounds { i64, i8 }, ptr %8, i32 0, i32 0
  store i64 %2, ptr %13, align 4
  %14 = getelementptr inbounds { i64, i8 }, ptr %8, i32 0, i32 1
  store i8 %3, ptr %14, align 4
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %7, ptr align 4 %8, i64 12, i1 false)
  store ptr %1, ptr %9, align 8, !tbaa !5
  store ptr %5, ptr %10, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #3
  %15 = getelementptr inbounds %struct.TensorDesc, ptr %0, i32 0, i32 0
  %16 = load i32, ptr %15, align 8, !tbaa !9
  store i32 %16, ptr %11, align 4, !tbaa !14
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #3
  store i32 0, ptr %12, align 4, !tbaa !15
  %17 = load i32, ptr %11, align 4, !tbaa !14
  switch i32 %17, label %18 [
  ]

18:                                               ; preds = %6
  store i32 51, ptr %12, align 4, !tbaa !15
  br label %19

19:                                               ; preds = %18
  %20 = load i32, ptr %12, align 4, !tbaa !15
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #3
  ret i32 %20
}

; 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

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

attributes #0 = { 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 #1 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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++ TBAA"}
!9 = !{!10, !11, i64 0}
!10 = !{!"_ZTS10TensorDesc", !11, i64 0, !12, i64 4, !13, i64 8, !7, i64 12}
!11 = !{!"_ZTS8DataType", !7, i64 0}
!12 = !{!"_ZTS10DataFormat", !7, i64 0}
!13 = !{!"int", !7, i64 0}
!14 = !{!11, !11, i64 0}
!15 = !{!16, !16, i64 0}
!16 = !{!"_ZTS2EE", !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] }

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(none) uwtable
define dso_local noundef i32 @_Z18attention_mask_arm10TensorDescPKv22AttentionMaskParamSpecS_Pv(ptr nocapture noundef readnone byval(%struct.TensorDesc) align 8 %0, ptr nocapture noundef readnone %1, i64 %2, i8 %3, ptr nocapture noundef readnone byval(%struct.TensorDesc) align 8 %4, ptr nocapture noundef readnone %5) local_unnamed_addr #0 {
  ret i32 51
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(none) 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)"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass