; LLVM IR from PaddlePaddle/Paddle :: paddle/pir/src/core (op_operand_impl)

; 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.pir::Value" = type { ptr }
%"class.pir::detail::OpOperandImpl" = type { %"class.pir::Value", ptr, ptr, ptr }

; 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) #0

declare noundef zeroext i1 @_ZNK3pir5ValuentEv(ptr noundef nonnull align 8 dereferenceable(8)) #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN3pir6detail13OpOperandImpl15InsertToUdChainEv(ptr noundef nonnull align 8 dereferenceable(32)) #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3pir6detail13OpOperandImplC2ENS_5ValueEPNS_9OperationE(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr %1, ptr noundef %2) unnamed_addr #2 align 2 {
  %4 = alloca %"class.pir::Value", align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = getelementptr inbounds %"class.pir::Value", ptr %4, i32 0, i32 0
  store ptr %1, ptr %7, align 8
  store ptr %0, ptr %5, align 8, !tbaa !5
  store ptr %2, ptr %6, align 8, !tbaa !5
  %8 = load ptr, ptr %5, align 8
  %9 = getelementptr inbounds %"class.pir::detail::OpOperandImpl", ptr %8, i32 0, i32 0
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %9, ptr align 8 %4, i64 8, i1 false), !tbaa.struct !9
  %10 = getelementptr inbounds %"class.pir::detail::OpOperandImpl", ptr %8, i32 0, i32 1
  store ptr null, ptr %10, align 8, !tbaa !10
  %11 = getelementptr inbounds %"class.pir::detail::OpOperandImpl", ptr %8, i32 0, i32 2
  store ptr null, ptr %11, align 8, !tbaa !13
  %12 = getelementptr inbounds %"class.pir::detail::OpOperandImpl", ptr %8, i32 0, i32 3
  %13 = load ptr, ptr %6, align 8, !tbaa !5
  store ptr %13, ptr %12, align 8, !tbaa !14
  %14 = call noundef zeroext i1 @_ZNK3pir5ValuentEv(ptr noundef nonnull align 8 dereferenceable(8) %4)
  br i1 %14, label %15, label %16

15:                                               ; preds = %3
  br label %17

16:                                               ; preds = %3
  call void @_ZN3pir6detail13OpOperandImpl15InsertToUdChainEv(ptr noundef nonnull align 8 dereferenceable(32) %8)
  br label %17

17:                                               ; preds = %16, %15
  ret void
}

attributes #0 = { nocallback nofree 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 = { 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" }

!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 = !{i64 0, i64 8, !5}
!10 = !{!11, !6, i64 8}
!11 = !{!"_ZTSN3pir6detail13OpOperandImplE", !12, i64 0, !6, i64 8, !6, i64 16, !6, i64 24}
!12 = !{!"_ZTSN3pir5ValueE", !6, i64 0}
!13 = !{!11, !6, i64 16}
!14 = !{!11, !6, i64 24}


; 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.pir::Value" = type { ptr }

declare noundef zeroext i1 @_ZNK3pir5ValuentEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN3pir6detail13OpOperandImpl15InsertToUdChainEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3pir6detail13OpOperandImplC2ENS_5ValueEPNS_9OperationE(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr %1, ptr noundef %2) unnamed_addr #1 align 2 {
  %4 = alloca %"class.pir::Value", align 8
  store ptr %1, ptr %4, align 8
  %.cast = ptrtoint ptr %1 to i64
  store i64 %.cast, ptr %0, align 8, !tbaa !5
  %5 = getelementptr inbounds i8, ptr %0, i64 8
  %6 = getelementptr inbounds i8, ptr %0, i64 24
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %5, i8 0, i64 16, i1 false)
  store ptr %2, ptr %6, align 8, !tbaa !9
  %7 = call noundef zeroext i1 @_ZNK3pir5ValuentEv(ptr noundef nonnull align 8 dereferenceable(8) %4)
  br i1 %7, label %9, label %8

8:                                                ; preds = %3
  call void @_ZN3pir6detail13OpOperandImpl15InsertToUdChainEv(ptr noundef nonnull align 8 dereferenceable(32) %0)
  br label %9

9:                                                ; preds = %3, %8
  ret void
}

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #2

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 = { 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 #2 = { nocallback nofree nounwind willreturn memory(argmem: write) }

!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, !6, i64 24}
!10 = !{!"_ZTSN3pir6detail13OpOperandImplE", !11, i64 0, !6, i64 8, !6, i64 16, !6, i64 24}
!11 = !{!"_ZTSN3pir5ValueE", !6, i64 0}


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