Commit ec1e7faf authored by Stefan Gränitz's avatar Stefan Gränitz
Browse files

[ExecutionEngine] Add JITSymbolFlags::fromSummary(GlobalValueSummary*) 

Summary: A function that creates JITSymbolFlags from a GlobalValueSummary. Similar functions exist: fromGlobalValue(), fromObjectSymbol()

Reviewers: lhames

Reviewed By: lhames

Subscribers: hiraditya, steven_wu, dexonsmith, arphaman, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D75082
parent bd9cd2fc

llvm/include/llvm/ExecutionEngine/JITSymbol.h

+5 −0
Original line number Diff line number Diff line
@@ -30,6 +30,7 @@ 
namespace llvm {



class GlobalValue;

class GlobalValueSummary;



namespace object {
@@ -160,6 +161,10 @@ public: 
  /// value.

  static JITSymbolFlags fromGlobalValue(const GlobalValue &GV);



  /// Construct a JITSymbolFlags value based on the flags of the given global

  /// value summary.

  static JITSymbolFlags fromSummary(GlobalValueSummary *S);



  /// Construct a JITSymbolFlags value based on the flags of the given libobject

  /// symbol.

  static Expected<JITSymbolFlags>

llvm/lib/ExecutionEngine/RuntimeDyld/JITSymbol.cpp

+17 −0
Original line number Diff line number Diff line
@@ -14,6 +14,7 @@ 
#include "llvm/IR/Function.h"

#include "llvm/IR/GlobalAlias.h"

#include "llvm/IR/GlobalValue.h"

#include "llvm/IR/ModuleSummaryIndex.h"

#include "llvm/Object/ObjectFile.h"



using namespace llvm;
@@ -36,6 +37,22 @@ JITSymbolFlags llvm::JITSymbolFlags::fromGlobalValue(const GlobalValue &GV) { 
  return Flags;

}



JITSymbolFlags llvm::JITSymbolFlags::fromSummary(GlobalValueSummary *S) {

  JITSymbolFlags Flags = JITSymbolFlags::None;

  auto L = S->linkage();

  if (GlobalValue::isWeakLinkage(L) || GlobalValue::isLinkOnceLinkage(L))

    Flags |= JITSymbolFlags::Weak;

  if (GlobalValue::isCommonLinkage(L))

    Flags |= JITSymbolFlags::Common;

  if (GlobalValue::isExternalLinkage(L) || GlobalValue::isExternalWeakLinkage(L))

    Flags |= JITSymbolFlags::Exported;



  if (isa<FunctionSummary>(S))

    Flags |= JITSymbolFlags::Callable;



  return Flags;

}



Expected<JITSymbolFlags>

llvm::JITSymbolFlags::fromObjectSymbol(const object::SymbolRef &Symbol) {

  JITSymbolFlags Flags = JITSymbolFlags::None;