void
MacroAssemblerMIPS::passABIArg(const MoveOperand &from)
{
MoveOperand to;
++passedArgs_;
if (passedArgs_ <= 4) {
Register destReg;
FloatRegister destFloatReg;
if (from.isDouble() && GetArgFloatReg(passedArgs_, &destFloatReg)) {
to = MoveOperand(destFloatReg);
enoughMemory_ &= moveResolver_.addMove(from, to, MoveOp::DOUBLE);
}else {
GetArgReg(passedArgs_, &destReg);
to = MoveOperand(destReg);
enoughMemory_ &= moveResolver_.addMove(from, to, MoveOp::GENERAL);
}
} else {
#if 1
to = MoveOperand(StackPointer, stackForCall_);
if (from.isDouble()) {
stackForCall_ += sizeof(double);
enoughMemory_ &= moveResolver_.addMove(from, to, MoveOp::DOUBLE);
} else {
stackForCall_ += sizeof(int32_t);
enoughMemory_ &= moveResolver_.addMove(from, to, MoveOp::GENERAL);
}
#endif
}
}
void
MacroAssemblerX64::passABIArg(const MoveOperand &from)
{
MoveOperand to;
if (from.isDouble()) {
FloatRegister dest;
if (GetFloatArgReg(passedIntArgs_, passedFloatArgs_++, &dest)) {
if (from.isFloatReg() && from.floatReg() == dest) {
// Nothing to do; the value is in the right register already
return;
}
to = MoveOperand(dest);
} else {
to = MoveOperand(StackPointer, stackForCall_);
stackForCall_ += sizeof(double);
}
enoughMemory_ = moveResolver_.addMove(from, to, Move::DOUBLE);
} else {
Register dest;
if (GetIntArgReg(passedIntArgs_++, passedFloatArgs_, &dest)) {
if (from.isGeneralReg() && from.reg() == dest) {
// Nothing to do; the value is in the right register already
return;
}
to = MoveOperand(dest);
} else {
to = MoveOperand(StackPointer, stackForCall_);
stackForCall_ += sizeof(int64_t);
}
enoughMemory_ = moveResolver_.addMove(from, to, Move::GENERAL);
}
}
void
MacroAssemblerX86::passABIArg(const MoveOperand &from)
{
++passedArgs_;
MoveOperand to = MoveOperand(StackPointer, stackForCall_);
if (from.isDouble()) {
stackForCall_ += sizeof(double);
enoughMemory_ &= moveResolver_.addMove(from, to, Move::DOUBLE);
} else {
stackForCall_ += sizeof(int32_t);
enoughMemory_ &= moveResolver_.addMove(from, to, Move::GENERAL);
}
}
void
MacroAssemblerX64::passABIArg(const MoveOperand &from)
{
MoveOperand to;
if (from.isDouble()) {
FloatRegister dest;
if (GetFloatArgReg(passedIntArgs_, passedFloatArgs_++, &dest)) {
to = MoveOperand(dest);
} else {
to = MoveOperand(StackPointer, stackForCall_);
stackForCall_ += sizeof(double);
}
enoughMemory_ = moveResolver_.addMove(from, to, Move::DOUBLE);
} else {
Register dest;
if (GetIntArgReg(passedIntArgs_++, passedFloatArgs_, &dest)) {
to = MoveOperand(dest);
} else {
to = MoveOperand(StackPointer, stackForCall_);
stackForCall_ += sizeof(int64_t);
}
enoughMemory_ = moveResolver_.addMove(from, to, Move::GENERAL);
}
}