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Remove dead code for llvm.eh.selector in the old EH model

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@226018 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Kleckner 2015-01-14 18:49:39 +00:00
parent 77b1c04ef8
commit 983125f9b4
2 changed files with 0 additions and 59 deletions
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5
include/llvm/CodeGen/FunctionLoweringInfo.h
View File

@ -232,11 +232,6 @@ private:
/// floating-point support.
void ComputeUsesVAFloatArgument(const CallInst &I, MachineModuleInfo *MMI);
/// AddCatchInfo - Extract the personality and type infos from an eh.selector
/// call, and add them to the specified machine basic block.
void AddCatchInfo(const CallInst &I,
MachineModuleInfo *MMI, MachineBasicBlock *MBB);
/// AddLandingPadInfo - Extract the exception handling information from the
/// landingpad instruction and add them to the specified machine module info.
void AddLandingPadInfo(const LandingPadInst &I, MachineModuleInfo &MMI,

54
lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp
View File

@ -471,60 +471,6 @@ void llvm::ComputeUsesVAFloatArgument(const CallInst &I,
}
}
/// AddCatchInfo - Extract the personality and type infos from an eh.selector
/// call, and add them to the specified machine basic block.
void llvm::AddCatchInfo(const CallInst &I, MachineModuleInfo *MMI,
MachineBasicBlock *MBB) {
// Inform the MachineModuleInfo of the personality for this landing pad.
const ConstantExpr *CE = cast<ConstantExpr>(I.getArgOperand(1));
assert(CE->getOpcode() == Instruction::BitCast &&
isa<Function>(CE->getOperand(0)) &&
"Personality should be a function");
MMI->addPersonality(MBB, cast<Function>(CE->getOperand(0)));
// Gather all the type infos for this landing pad and pass them along to
// MachineModuleInfo.
std::vector<const GlobalValue *> TyInfo;
unsigned N = I.getNumArgOperands();
for (unsigned i = N - 1; i > 1; --i) {
if (const ConstantInt *CI = dyn_cast<ConstantInt>(I.getArgOperand(i))) {
unsigned FilterLength = CI->getZExtValue();
unsigned FirstCatch = i + FilterLength + !FilterLength;
assert(FirstCatch <= N && "Invalid filter length");
if (FirstCatch < N) {
TyInfo.reserve(N - FirstCatch);
for (unsigned j = FirstCatch; j < N; ++j)
TyInfo.push_back(ExtractTypeInfo(I.getArgOperand(j)));
MMI->addCatchTypeInfo(MBB, TyInfo);
TyInfo.clear();
}
if (!FilterLength) {
// Cleanup.
MMI->addCleanup(MBB);
} else {
// Filter.
TyInfo.reserve(FilterLength - 1);
for (unsigned j = i + 1; j < FirstCatch; ++j)
TyInfo.push_back(ExtractTypeInfo(I.getArgOperand(j)));
MMI->addFilterTypeInfo(MBB, TyInfo);
TyInfo.clear();
}
N = i;
}
}
if (N > 2) {
TyInfo.reserve(N - 2);
for (unsigned j = 2; j < N; ++j)
TyInfo.push_back(ExtractTypeInfo(I.getArgOperand(j)));
MMI->addCatchTypeInfo(MBB, TyInfo);
}
}
/// AddLandingPadInfo - Extract the exception handling information from the
/// landingpad instruction and add them to the specified machine module info.
void llvm::AddLandingPadInfo(const LandingPadInst &I, MachineModuleInfo &MMI,