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remove the now-redundant MMI pointer in SelectionDAG.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100419 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2010-04-05 06:19:28 +00:00
parent d2c4f19a9f
commit 512063dd0f
4 changed files with 33 additions and 54 deletions
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5
include/llvm/CodeGen/SelectionDAG.h
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@ -32,7 +32,6 @@ class AliasAnalysis;
class FunctionLoweringInfo;
class MachineConstantPoolValue;
class MachineFunction;
class MachineModuleInfo;
class MDNode;
class SDNodeOrdering;
class SDDbgValue;
@ -121,8 +120,7 @@ class SelectionDAG {
TargetLowering &TLI;
MachineFunction *MF;
FunctionLoweringInfo &FLI;
MachineModuleInfo *MMI;
LLVMContext* Context;
LLVMContext *Context;
/// EntryNode - The starting token.
SDNode EntryNode;
@ -191,7 +189,6 @@ public:
const TargetMachine &getTarget() const;
TargetLowering &getTargetLoweringInfo() const { return TLI; }
FunctionLoweringInfo &getFunctionLoweringInfo() const { return FLI; }
MachineModuleInfo *getMachineModuleInfo() const { return MMI; }
LLVMContext *getContext() const {return Context; }
/// viewGraph - Pop up a GraphViz/gv window with the DAG rendered using 'dot'.

3
lib/CodeGen/SelectionDAG/SelectionDAG.cpp
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@ -803,7 +803,6 @@ SelectionDAG::SelectionDAG(TargetLowering &tli, FunctionLoweringInfo &fli)
void SelectionDAG::init(MachineFunction &mf) {
MF = &mf;
MMI = &mf.getMMI();
Context = &mf.getFunction()->getContext();
}
@ -2256,7 +2255,7 @@ bool SelectionDAG::isVerifiedDebugInfoDesc(SDValue Op) const {
if (GA->getOffset() != 0) return false;
GlobalVariable *GV = dyn_cast<GlobalVariable>(GA->getGlobal());
if (!GV) return false;
return MMI->hasDebugInfo();
return MF->getMMI().hasDebugInfo();
}

78
lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
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@ -3817,9 +3817,9 @@ SelectionDAGBuilder::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) {
return 0; // VLAs.
int FI = SI->second;
if (MachineModuleInfo *MMI = DAG.getMachineModuleInfo())
if (!DI.getDebugLoc().isUnknown() && MMI->hasDebugInfo())
MMI->setVariableDbgInfo(Variable, FI, DI.getDebugLoc());
MachineModuleInfo &MMI = DAG.getMachineFunction().getMMI();
if (!DI.getDebugLoc().isUnknown() && MMI.hasDebugInfo())
MMI.setVariableDbgInfo(Variable, FI, DI.getDebugLoc());
return 0;
}
case Intrinsic::dbg_value: {
@ -3867,9 +3867,9 @@ SelectionDAGBuilder::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) {
return 0; // VLAs.
int FI = SI->second;
if (MachineModuleInfo *MMI = DAG.getMachineModuleInfo())
if (!DI.getDebugLoc().isUnknown() && MMI->hasDebugInfo())
MMI->setVariableDbgInfo(Variable, FI, DI.getDebugLoc());
MachineModuleInfo &MMI = DAG.getMachineFunction().getMMI();
if (!DI.getDebugLoc().isUnknown() && MMI.hasDebugInfo())
MMI.setVariableDbgInfo(Variable, FI, DI.getDebugLoc());
return 0;
}
case Intrinsic::eh_exception: {
@ -3885,10 +3885,9 @@ SelectionDAGBuilder::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) {
}
case Intrinsic::eh_selector: {
MachineModuleInfo *MMI = DAG.getMachineModuleInfo();
MachineModuleInfo &MMI = DAG.getMachineFunction().getMMI();
if (CurMBB->isLandingPad())
AddCatchInfo(I, MMI, CurMBB);
AddCatchInfo(I, &MMI, CurMBB);
else {
#ifndef NDEBUG
FuncInfo.CatchInfoLost.insert(&I);
@ -3910,40 +3909,25 @@ SelectionDAGBuilder::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) {
}
case Intrinsic::eh_typeid_for: {
MachineModuleInfo *MMI = DAG.getMachineModuleInfo();
if (MMI) {
// Find the type id for the given typeinfo.
GlobalVariable *GV = ExtractTypeInfo(I.getOperand(1));
unsigned TypeID = MMI->getTypeIDFor(GV);
Res = DAG.getConstant(TypeID, MVT::i32);
} else {
// Return something different to eh_selector.
Res = DAG.getConstant(1, MVT::i32);
}
// Find the type id for the given typeinfo.
GlobalVariable *GV = ExtractTypeInfo(I.getOperand(1));
unsigned TypeID = DAG.getMachineFunction().getMMI().getTypeIDFor(GV);
Res = DAG.getConstant(TypeID, MVT::i32);
setValue(&I, Res);
return 0;
}
case Intrinsic::eh_return_i32:
case Intrinsic::eh_return_i64:
if (MachineModuleInfo *MMI = DAG.getMachineModuleInfo()) {
MMI->setCallsEHReturn(true);
DAG.setRoot(DAG.getNode(ISD::EH_RETURN, dl,
MVT::Other,
getControlRoot(),
getValue(I.getOperand(1)),
getValue(I.getOperand(2))));
} else {
setValue(&I, DAG.getConstant(0, TLI.getPointerTy()));
}
DAG.getMachineFunction().getMMI().setCallsEHReturn(true);
DAG.setRoot(DAG.getNode(ISD::EH_RETURN, dl,
MVT::Other,
getControlRoot(),
getValue(I.getOperand(1)),
getValue(I.getOperand(2))));
return 0;
case Intrinsic::eh_unwind_init:
if (MachineModuleInfo *MMI = DAG.getMachineModuleInfo()) {
MMI->setCallsUnwindInit(true);
}
DAG.getMachineFunction().getMMI().setCallsUnwindInit(true);
return 0;
case Intrinsic::eh_dwarf_cfa: {
EVT VT = getValue(I.getOperand(1)).getValueType();
@ -3962,12 +3946,12 @@ SelectionDAGBuilder::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) {
return 0;
}
case Intrinsic::eh_sjlj_callsite: {
MachineModuleInfo *MMI = DAG.getMachineModuleInfo();
MachineModuleInfo &MMI = DAG.getMachineFunction().getMMI();
ConstantInt *CI = dyn_cast<ConstantInt>(I.getOperand(1));
assert(CI && "Non-constant call site value in eh.sjlj.callsite!");
assert(MMI->getCurrentCallSite() == 0 && "Overlapping call sites!");
assert(MMI.getCurrentCallSite() == 0 && "Overlapping call sites!");
MMI->setCurrentCallSite(CI->getZExtValue());
MMI.setCurrentCallSite(CI->getZExtValue());
return 0;
}
@ -4352,7 +4336,7 @@ void SelectionDAGBuilder::LowerCallTo(CallSite CS, SDValue Callee,
const PointerType *PT = cast<PointerType>(CS.getCalledValue()->getType());
const FunctionType *FTy = cast<FunctionType>(PT->getElementType());
const Type *RetTy = FTy->getReturnType();
MachineModuleInfo *MMI = DAG.getMachineModuleInfo();
MachineModuleInfo &MMI = DAG.getMachineFunction().getMMI();
MCSymbol *BeginLabel = 0;
TargetLowering::ArgListTy Args;
@ -4410,18 +4394,18 @@ void SelectionDAGBuilder::LowerCallTo(CallSite CS, SDValue Callee,
Args.push_back(Entry);
}
if (LandingPad && MMI) {
if (LandingPad) {
// Insert a label before the invoke call to mark the try range. This can be
// used to detect deletion of the invoke via the MachineModuleInfo.
BeginLabel = MMI->getContext().CreateTempSymbol();
BeginLabel = MMI.getContext().CreateTempSymbol();
// For SjLj, keep track of which landing pads go with which invokes
// so as to maintain the ordering of pads in the LSDA.
unsigned CallSiteIndex = MMI->getCurrentCallSite();
unsigned CallSiteIndex = MMI.getCurrentCallSite();
if (CallSiteIndex) {
MMI->setCallSiteBeginLabel(BeginLabel, CallSiteIndex);
MMI.setCallSiteBeginLabel(BeginLabel, CallSiteIndex);
// Now that the call site is handled, stop tracking it.
MMI->setCurrentCallSite(0);
MMI.setCurrentCallSite(0);
}
// Both PendingLoads and PendingExports must be flushed here;
@ -4512,14 +4496,14 @@ void SelectionDAGBuilder::LowerCallTo(CallSite CS, SDValue Callee,
else
HasTailCall = true;
if (LandingPad && MMI) {
if (LandingPad) {
// Insert a label at the end of the invoke call to mark the try range. This
// can be used to detect deletion of the invoke via the MachineModuleInfo.
MCSymbol *EndLabel = MMI->getContext().CreateTempSymbol();
MCSymbol *EndLabel = MMI.getContext().CreateTempSymbol();
DAG.setRoot(DAG.getEHLabel(getCurDebugLoc(), getRoot(), EndLabel));
// Inform MachineModuleInfo of range.
MMI->addInvoke(LandingPad, BeginLabel, EndLabel);
MMI.addInvoke(LandingPad, BeginLabel, EndLabel);
}
}

1
lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h
View File

@ -56,7 +56,6 @@ class InsertValueInst;
class Instruction;
class LoadInst;
class MachineBasicBlock;
class MachineFunction;
class MachineInstr;
class MachineRegisterInfo;
class PHINode;