CALL node change (arg / sign pairs instead of just arguments).

llvm-svn: 28462
This commit is contained in:
Evan Cheng 2006-05-25 00:57:32 +00:00
parent 4582771f3f
commit c2cd473d9b
1 changed files with 6 additions and 5 deletions

View File

@ -901,7 +901,8 @@ static SDOperand LowerCALL(SDOperand Op, SelectionDAG &DAG) {
bool isVarArg = cast<ConstantSDNode>(Op.getOperand(2))->getValue() != 0;
bool isTailCall = cast<ConstantSDNode>(Op.getOperand(3))->getValue() != 0;
SDOperand Callee = Op.getOperand(4);
unsigned NumOps = (Op.getNumOperands() - 5) / 2;
// args_to_use will accumulate outgoing args for the PPCISD::CALL case in
// SelectExpr to use to put the arguments in the appropriate registers.
std::vector<SDOperand> args_to_use;
@ -912,8 +913,8 @@ static SDOperand LowerCALL(SDOperand Op, SelectionDAG &DAG) {
unsigned NumBytes = 24;
// Add up all the space actually used.
for (unsigned i = 5, e = Op.getNumOperands(); i != e; ++i)
NumBytes += MVT::getSizeInBits(Op.getOperand(i).getValueType())/8;
for (unsigned i = 0; i != NumOps; ++i)
NumBytes += MVT::getSizeInBits(Op.getOperand(5+2*i).getValueType())/8;
// If we are calling what looks like a varargs function on the caller side,
// there are two cases:
@ -962,8 +963,8 @@ static SDOperand LowerCALL(SDOperand Op, SelectionDAG &DAG) {
std::vector<std::pair<unsigned, SDOperand> > RegsToPass;
std::vector<SDOperand> MemOpChains;
for (unsigned i = 5, e = Op.getNumOperands(); i != e; ++i) {
SDOperand Arg = Op.getOperand(i);
for (unsigned i = 0; i != NumOps; ++i) {
SDOperand Arg = Op.getOperand(5+2*i);
// PtrOff will be used to store the current argument to the stack if a
// register cannot be found for it.