[PATCH] D108128: GlobalISel: Add CallBase to CallLoweringInfo

[Matt Arsenault via Phabricator via llvm-commits]

arsenm created this revision.
arsenm added reviewers: aemerson, paquette.
Herald added subscribers: hiraditya, rovka.
arsenm requested review of this revision.
Herald added a subscriber: wdng.
Herald added a project: LLVM.

The DAG version has this, and is necessary for call lowering to take
advantage of any attributes at the call site.


https://reviews.llvm.org/D108128

Files:
  llvm/include/llvm/CodeGen/GlobalISel/CallLowering.h
  llvm/lib/CodeGen/GlobalISel/CallLowering.cpp


Index: llvm/lib/CodeGen/GlobalISel/CallLowering.cpp
===================================================================
--- llvm/lib/CodeGen/GlobalISel/CallLowering.cpp
+++ llvm/lib/CodeGen/GlobalISel/CallLowering.cpp
@@ -139,6 +139,7 @@
   if (!Info.OrigRet.Ty->isVoidTy())
     setArgFlags(Info.OrigRet, AttributeList::ReturnIndex, DL, CB);
 
+  Info.CB = &CB;
   Info.KnownCallees = CB.getMetadata(LLVMContext::MD_callees);
   Info.CallConv = CallConv;
   Info.SwiftErrorVReg = SwiftErrorVReg;
Index: llvm/include/llvm/CodeGen/GlobalISel/CallLowering.h
===================================================================
--- llvm/include/llvm/CodeGen/GlobalISel/CallLowering.h
+++ llvm/include/llvm/CodeGen/GlobalISel/CallLowering.h
@@ -116,6 +116,9 @@
     /// vreg that the swifterror should be copied into after the call.
     Register SwiftErrorVReg;
 
+    /// Original IR callsite corresponding to this call, if available.
+    const CallBase *CB = nullptr;
+
     MDNode *KnownCallees = nullptr;
 
     /// True if the call must be tail call optimized.


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