; LLVM IR from NVIDIA/FasterTransformer :: src/fastertransformer/utils (Tensor)

; 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"

%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.fastertransformer::TensorMap" = type { %"class.std::unordered_map.91" }
%"class.std::unordered_map.91" = type { %"class.std::_Hashtable.92" }
%"class.std::_Hashtable.92" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"struct.std::__detail::_Hash_node_base" = type { ptr }
%"struct.std::__detail::_Prime_rehash_policy" = type { float, i64 }

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

declare i32 @__gxx_personality_v0(...)

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEN17fastertransformer6TensorESt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_S7_EEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZN17fastertransformer9TensorMap6insertERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERKNS_6TensorE(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(64)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEN17fastertransformer6TensorESt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_S7_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN17fastertransformer9TensorMapC2ERKSt6vectorINS_6TensorESaIS2_EE(ptr noundef nonnull align 8 dereferenceable(56) %0, ptr noundef nonnull align 8 dereferenceable(24) %1) unnamed_addr #4 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i64, align 8
  %6 = alloca %"class.std::__cxx11::basic_string", align 8
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %9 = load ptr, ptr %3, align 8
  %10 = getelementptr inbounds %"class.fastertransformer::TensorMap", ptr %9, i32 0, i32 0
  call void @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEN17fastertransformer6TensorESt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_S7_EEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56) %10) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #5
  store i64 0, ptr %5, align 8, !tbaa !9
  br label %11

11:                                               ; preds = %24, %2
  %12 = load i64, ptr %5, align 8, !tbaa !9
  %13 = load ptr, ptr %4, align 8, !tbaa !5
  %14 = call noundef i64 @_ZNKSt6vectorIN17fastertransformer6TensorESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %13) #5
  %15 = icmp ult i64 %12, %14
  br i1 %15, label %17, label %16

16:                                               ; preds = %11
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #5
  br label %36

17:                                               ; preds = %11
  call void @llvm.lifetime.start.p0(i64 32, ptr %6) #5
  %18 = load i64, ptr %5, align 8, !tbaa !9
  invoke void @_ZNSt7__cxx119to_stringEm(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %6, i64 noundef %18)
          to label %19 unwind label %27

19:                                               ; preds = %17
  %20 = load ptr, ptr %4, align 8, !tbaa !5
  %21 = load i64, ptr %5, align 8, !tbaa !9
  %22 = call noundef nonnull align 8 dereferenceable(64) ptr @_ZNKSt6vectorIN17fastertransformer6TensorESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %20, i64 noundef %21) #5
  invoke void @_ZN17fastertransformer9TensorMap6insertERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERKNS_6TensorE(ptr noundef nonnull align 8 dereferenceable(56) %9, ptr noundef nonnull align 8 dereferenceable(32) %6, ptr noundef nonnull align 8 dereferenceable(64) %22)
          to label %23 unwind label %31

23:                                               ; preds = %19
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %6) #5
  br label %24

24:                                               ; preds = %23
  %25 = load i64, ptr %5, align 8, !tbaa !9
  %26 = add i64 %25, 1
  store i64 %26, ptr %5, align 8, !tbaa !9
  br label %11, !llvm.loop !11

27:                                               ; preds = %17
  %28 = landingpad { ptr, i32 }
          cleanup
  %29 = extractvalue { ptr, i32 } %28, 0
  store ptr %29, ptr %7, align 8
  %30 = extractvalue { ptr, i32 } %28, 1
  store i32 %30, ptr %8, align 4
  br label %35

31:                                               ; preds = %19
  %32 = landingpad { ptr, i32 }
          cleanup
  %33 = extractvalue { ptr, i32 } %32, 0
  store ptr %33, ptr %7, align 8
  %34 = extractvalue { ptr, i32 } %32, 1
  store i32 %34, ptr %8, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #5
  br label %35

35:                                               ; preds = %31, %27
  call void @llvm.lifetime.end.p0(i64 32, ptr %6) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #5
  call void @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEN17fastertransformer6TensorESt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_S7_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %10) #5
  br label %37

36:                                               ; preds = %16
  ret void

37:                                               ; preds = %35
  %38 = load ptr, ptr %7, align 8
  %39 = load i32, ptr %8, align 4
  %40 = insertvalue { ptr, i32 } poison, ptr %38, 0
  %41 = insertvalue { ptr, i32 } %40, i32 %39, 1
  resume { ptr, i32 } %41
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIN17fastertransformer6TensorESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZNSt7__cxx119to_stringEm(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, i64 noundef) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(64) ptr @_ZNKSt6vectorIN17fastertransformer6TensorESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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 #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 = { 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 #5 = { 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 = !{!"long", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"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"

%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEN17fastertransformer6TensorESt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_S7_EEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZN17fastertransformer9TensorMap6insertERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERKNS_6TensorE(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(64)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEN17fastertransformer6TensorESt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_S7_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN17fastertransformer9TensorMapC2ERKSt6vectorINS_6TensorESaIS2_EE(ptr noundef nonnull align 8 dereferenceable(56) %0, ptr noundef nonnull align 8 dereferenceable(24) %1) unnamed_addr #4 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::__cxx11::basic_string", align 8
  tail call void @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEN17fastertransformer6TensorESt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_S7_EEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56) %0) #5
  %4 = tail call noundef i64 @_ZNKSt6vectorIN17fastertransformer6TensorESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #5
  %.not = icmp eq i64 %4, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %7, %2
  ret void

.lr.ph:                                           ; preds = %2, %7
  %.0911 = phi i64 [ %8, %7 ], [ 0, %2 ]
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %3) #5
  invoke void @_ZNSt7__cxx119to_stringEm(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %3, i64 noundef %.0911)
          to label %5 unwind label %11

5:                                                ; preds = %.lr.ph
  %6 = call noundef nonnull align 8 dereferenceable(64) ptr @_ZNKSt6vectorIN17fastertransformer6TensorESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %.0911) #5
  invoke void @_ZN17fastertransformer9TensorMap6insertERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERKNS_6TensorE(ptr noundef nonnull align 8 dereferenceable(56) %0, ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef nonnull align 8 dereferenceable(64) %6)
          to label %7 unwind label %13

7:                                                ; preds = %5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #5
  %8 = add nuw i64 %.0911, 1
  %9 = call noundef i64 @_ZNKSt6vectorIN17fastertransformer6TensorESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #5
  %10 = icmp ult i64 %8, %9
  br i1 %10, label %.lr.ph, label %._crit_edge, !llvm.loop !5

11:                                               ; preds = %.lr.ph
  %12 = landingpad { ptr, i32 }
          cleanup
  br label %15

13:                                               ; preds = %5
  %14 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #5
  br label %15

15:                                               ; preds = %13, %11
  %.pn = phi { ptr, i32 } [ %14, %13 ], [ %12, %11 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #5
  call void @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEN17fastertransformer6TensorESt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_S7_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %0) #5
  resume { ptr, i32 } %.pn
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIN17fastertransformer6TensorESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZNSt7__cxx119to_stringEm(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, i64 noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(64) ptr @_ZNKSt6vectorIN17fastertransformer6TensorESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #1 align 2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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 #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 = { 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 #5 = { 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 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}


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