[PATCH] D66645: [Attributor] Add helper class to compose two structured deduction.

[Hideto Ueno via Phabricator via llvm-commits]

uenoku updated this revision to Diff 217010.
uenoku added a comment.

Minor update.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D66645/new/

https://reviews.llvm.org/D66645

Files:
  llvm/lib/Transforms/IPO/Attributor.cpp


Index: llvm/lib/Transforms/IPO/Attributor.cpp
===================================================================
--- llvm/lib/Transforms/IPO/Attributor.cpp
+++ llvm/lib/Transforms/IPO/Attributor.cpp
@@ -520,6 +520,21 @@
     S ^= *T;
 }
 
+/// Helper class to compose two generic deduction
+template <typename AAType, typename Base, typename StateType,
+          template <typename...> class F, template <typename...> class G>
+struct AAComposeTwoGenericDeduction
+    : public F<AAType, G<AAType, Base, StateType>, StateType> {
+  AAComposeTwoGenericDeduction(const IRPosition &IRP)
+      : F<AAType, G<AAType, Base, StateType>, StateType>(IRP) {}
+
+  /// See AbstractAttribute::updateImpl(...).
+  ChangeStatus updateImpl(Attributor &A) override {
+    return F<AAType, G<AAType, Base, StateType>, StateType>::updateImpl(A) |
+           G<AAType, Base, StateType>::updateImpl(A);
+  }
+};
+
 /// Helper class for generic deduction: return value -> returned position.
 template <typename AAType, typename Base,
           typename StateType = typename AAType::StateType>


-------------- next part --------------
A non-text attachment was scrubbed...
Name: D66645.217010.patch
Type: text/x-patch
Size: 1077 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20190824/ece80cef/attachment.bin>