diff options
Diffstat (limited to 'lib/CodeGen/MachineModuleInfo.cpp')
-rw-r--r-- | lib/CodeGen/MachineModuleInfo.cpp | 29 |
1 files changed, 27 insertions, 2 deletions
diff --git a/lib/CodeGen/MachineModuleInfo.cpp b/lib/CodeGen/MachineModuleInfo.cpp index fca7df0..e8bd1f8 100644 --- a/lib/CodeGen/MachineModuleInfo.cpp +++ b/lib/CodeGen/MachineModuleInfo.cpp @@ -14,6 +14,7 @@ #include "llvm/CodeGen/MachineFunction.h" #include "llvm/CodeGen/MachineFunctionPass.h" #include "llvm/CodeGen/Passes.h" +#include "llvm/CodeGen/WinEHFuncInfo.h" #include "llvm/IR/Constants.h" #include "llvm/IR/DerivedTypes.h" #include "llvm/IR/GlobalVariable.h" @@ -425,6 +426,12 @@ void MachineModuleInfo::addPersonality(MachineBasicBlock *LandingPad, Personalities.push_back(Personality); } +void MachineModuleInfo::addWinEHState(MachineBasicBlock *LandingPad, + int State) { + LandingPadInfo &LP = getOrCreateLandingPadInfo(LandingPad); + LP.WinEHState = State; +} + /// addCatchTypeInfo - Provide the catch typeinfo for a landing pad. /// void MachineModuleInfo:: @@ -563,10 +570,13 @@ const Function *MachineModuleInfo::getPersonality() const { } EHPersonality MachineModuleInfo::getPersonalityType() { - if (PersonalityTypeCache == EHPersonality::Unknown) - PersonalityTypeCache = classifyEHPersonality(getPersonality()); + if (PersonalityTypeCache == EHPersonality::Unknown) { + if (const Function *F = getPersonality()) + PersonalityTypeCache = classifyEHPersonality(F); + } return PersonalityTypeCache; } + /// getPersonalityIndex - Return unique index for current personality /// function. NULL/first personality function should always get zero index. unsigned MachineModuleInfo::getPersonalityIndex() const { @@ -588,3 +598,18 @@ unsigned MachineModuleInfo::getPersonalityIndex() const { // in the zero index. return 0; } + +const Function *MachineModuleInfo::getWinEHParent(const Function *F) const { + StringRef WinEHParentName = + F->getFnAttribute("wineh-parent").getValueAsString(); + if (WinEHParentName.empty() || WinEHParentName == F->getName()) + return F; + return F->getParent()->getFunction(WinEHParentName); +} + +WinEHFuncInfo &MachineModuleInfo::getWinEHFuncInfo(const Function *F) { + auto &Ptr = FuncInfoMap[getWinEHParent(F)]; + if (!Ptr) + Ptr.reset(new WinEHFuncInfo); + return *Ptr; +} |