Change interface to LowerCallTo to take a boolean isVarArg argument.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@20842 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Nate Begeman 2005-03-26 01:29:23 +00:00
parent 307e7443b8
commit 8e21e71b24
5 changed files with 21 additions and 18 deletions

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@ -786,7 +786,7 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) {
assert(0 && "Unknown op!"); assert(0 && "Unknown op!");
} }
std::pair<SDOperand,SDOperand> CallResult = std::pair<SDOperand,SDOperand> CallResult =
TLI.LowerCallTo(Tmp1, Type::VoidTy, TLI.LowerCallTo(Tmp1, Type::VoidTy, false,
DAG.getExternalSymbol(FnName, IntPtr), Args, DAG); DAG.getExternalSymbol(FnName, IntPtr), Args, DAG);
Result = LegalizeOp(CallResult.second); Result = LegalizeOp(CallResult.second);
break; break;
@ -1473,7 +1473,7 @@ SDOperand SelectionDAGLegalize::ExpandLibCall(const char *Name, SDNode *Node,
// node as our input and ignore the output chain. This allows us to place // node as our input and ignore the output chain. This allows us to place
// calls wherever we need them to satisfy data dependences. // calls wherever we need them to satisfy data dependences.
const Type *RetTy = MVT::getTypeForValueType(Node->getValueType(0)); const Type *RetTy = MVT::getTypeForValueType(Node->getValueType(0));
SDOperand Result = TLI.LowerCallTo(InChain, RetTy, Callee, SDOperand Result = TLI.LowerCallTo(InChain, RetTy, false, Callee,
Args, DAG).first; Args, DAG).first;
switch (getTypeAction(Result.getValueType())) { switch (getTypeAction(Result.getValueType())) {
default: assert(0 && "Unknown thing"); default: assert(0 && "Unknown thing");
@ -1527,7 +1527,7 @@ ExpandIntToFP(bool isSigned, MVT::ValueType DestTy, SDOperand Source) {
// node as our input and ignore the output chain. This allows us to place // node as our input and ignore the output chain. This allows us to place
// calls wherever we need them to satisfy data dependences. // calls wherever we need them to satisfy data dependences.
const Type *RetTy = MVT::getTypeForValueType(DestTy); const Type *RetTy = MVT::getTypeForValueType(DestTy);
return TLI.LowerCallTo(InChain, RetTy, Callee, Args, DAG).first; return TLI.LowerCallTo(InChain, RetTy, false, Callee, Args, DAG).first;
} }

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@ -670,8 +670,11 @@ void SelectionDAGLowering::visitCall(CallInst &I) {
Args.push_back(std::make_pair(ArgNode, Arg->getType())); Args.push_back(std::make_pair(ArgNode, Arg->getType()));
} }
const PointerType *PT = cast<PointerType>(I.getCalledValue()->getType());
const FunctionType *FTy = cast<FunctionType>(PT->getElementType());
std::pair<SDOperand,SDOperand> Result = std::pair<SDOperand,SDOperand> Result =
TLI.LowerCallTo(getRoot(), I.getType(), Callee, Args, DAG); TLI.LowerCallTo(getRoot(), I.getType(), FTy->isVarArg(), Callee, Args, DAG);
if (I.getType() != Type::VoidTy) if (I.getType() != Type::VoidTy)
setValue(&I, Result.first); setValue(&I, Result.first);
DAG.setRoot(Result.second); DAG.setRoot(Result.second);
@ -696,7 +699,7 @@ void SelectionDAGLowering::visitMalloc(MallocInst &I) {
Args.push_back(std::make_pair(Src, TLI.getTargetData().getIntPtrType())); Args.push_back(std::make_pair(Src, TLI.getTargetData().getIntPtrType()));
std::pair<SDOperand,SDOperand> Result = std::pair<SDOperand,SDOperand> Result =
TLI.LowerCallTo(getRoot(), I.getType(), TLI.LowerCallTo(getRoot(), I.getType(), false,
DAG.getExternalSymbol("malloc", IntPtr), DAG.getExternalSymbol("malloc", IntPtr),
Args, DAG); Args, DAG);
setValue(&I, Result.first); // Pointers always fit in registers setValue(&I, Result.first); // Pointers always fit in registers
@ -709,7 +712,7 @@ void SelectionDAGLowering::visitFree(FreeInst &I) {
TLI.getTargetData().getIntPtrType())); TLI.getTargetData().getIntPtrType()));
MVT::ValueType IntPtr = TLI.getPointerTy(); MVT::ValueType IntPtr = TLI.getPointerTy();
std::pair<SDOperand,SDOperand> Result = std::pair<SDOperand,SDOperand> Result =
TLI.LowerCallTo(getRoot(), Type::VoidTy, TLI.LowerCallTo(getRoot(), Type::VoidTy, false,
DAG.getExternalSymbol("free", IntPtr), Args, DAG); DAG.getExternalSymbol("free", IntPtr), Args, DAG);
DAG.setRoot(Result.second); DAG.setRoot(Result.second);
} }

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@ -82,8 +82,8 @@ namespace {
/// LowerCallTo - This hook lowers an abstract call to a function into an /// LowerCallTo - This hook lowers an abstract call to a function into an
/// actual call. /// actual call.
virtual std::pair<SDOperand, SDOperand> virtual std::pair<SDOperand, SDOperand>
LowerCallTo(SDOperand Chain, const Type *RetTy, SDOperand Callee, LowerCallTo(SDOperand Chain, const Type *RetTy, bool isVarArg,
ArgListTy &Args, SelectionDAG &DAG); SDOperand Callee, ArgListTy &Args, SelectionDAG &DAG);
virtual std::pair<SDOperand, SDOperand> virtual std::pair<SDOperand, SDOperand>
LowerVAStart(SDOperand Chain, SelectionDAG &DAG); LowerVAStart(SDOperand Chain, SelectionDAG &DAG);
@ -210,8 +210,8 @@ AlphaTargetLowering::LowerArguments(Function &F, SelectionDAG &DAG)
std::pair<SDOperand, SDOperand> std::pair<SDOperand, SDOperand>
AlphaTargetLowering::LowerCallTo(SDOperand Chain, AlphaTargetLowering::LowerCallTo(SDOperand Chain,
const Type *RetTy, SDOperand Callee, const Type *RetTy, bool isVarArg,
ArgListTy &Args, SelectionDAG &DAG) { SDOperand Callee, ArgListTy &Args, SelectionDAG &DAG) {
int NumBytes = 0; int NumBytes = 0;
if (Args.size() > 6) if (Args.size() > 6)
NumBytes = (Args.size() - 6) * 8; NumBytes = (Args.size() - 6) * 8;

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@ -97,8 +97,8 @@ namespace {
/// LowerCallTo - This hook lowers an abstract call to a function into an /// LowerCallTo - This hook lowers an abstract call to a function into an
/// actual call. /// actual call.
virtual std::pair<SDOperand, SDOperand> virtual std::pair<SDOperand, SDOperand>
LowerCallTo(SDOperand Chain, const Type *RetTy, SDOperand Callee, LowerCallTo(SDOperand Chain, const Type *RetTy, bool isVarArg,
ArgListTy &Args, SelectionDAG &DAG); SDOperand Callee, ArgListTy &Args, SelectionDAG &DAG);
virtual std::pair<SDOperand, SDOperand> virtual std::pair<SDOperand, SDOperand>
LowerVAStart(SDOperand Chain, SelectionDAG &DAG); LowerVAStart(SDOperand Chain, SelectionDAG &DAG);
@ -248,8 +248,8 @@ IA64TargetLowering::LowerArguments(Function &F, SelectionDAG &DAG) {
std::pair<SDOperand, SDOperand> std::pair<SDOperand, SDOperand>
IA64TargetLowering::LowerCallTo(SDOperand Chain, IA64TargetLowering::LowerCallTo(SDOperand Chain,
const Type *RetTy, SDOperand Callee, const Type *RetTy, bool isVarArg,
ArgListTy &Args, SelectionDAG &DAG) { SDOperand Callee, ArgListTy &Args, SelectionDAG &DAG) {
MachineFunction &MF = DAG.getMachineFunction(); MachineFunction &MF = DAG.getMachineFunction();

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@ -84,8 +84,8 @@ namespace {
/// LowerCallTo - This hook lowers an abstract call to a function into an /// LowerCallTo - This hook lowers an abstract call to a function into an
/// actual call. /// actual call.
virtual std::pair<SDOperand, SDOperand> virtual std::pair<SDOperand, SDOperand>
LowerCallTo(SDOperand Chain, const Type *RetTy, SDOperand Callee, LowerCallTo(SDOperand Chain, const Type *RetTy, bool isVarArg,
ArgListTy &Args, SelectionDAG &DAG); SDOperand Callee, ArgListTy &Args, SelectionDAG &DAG);
virtual std::pair<SDOperand, SDOperand> virtual std::pair<SDOperand, SDOperand>
LowerVAStart(SDOperand Chain, SelectionDAG &DAG); LowerVAStart(SDOperand Chain, SelectionDAG &DAG);
@ -163,8 +163,8 @@ X86TargetLowering::LowerArguments(Function &F, SelectionDAG &DAG) {
std::pair<SDOperand, SDOperand> std::pair<SDOperand, SDOperand>
X86TargetLowering::LowerCallTo(SDOperand Chain, X86TargetLowering::LowerCallTo(SDOperand Chain,
const Type *RetTy, SDOperand Callee, const Type *RetTy, bool isVarArg,
ArgListTy &Args, SelectionDAG &DAG) { SDOperand Callee, ArgListTy &Args, SelectionDAG &DAG) {
// Count how many bytes are to be pushed on the stack. // Count how many bytes are to be pushed on the stack.
unsigned NumBytes = 0; unsigned NumBytes = 0;