1 //===- MipsCallLowering.cpp -------------------------------------*- C++ -*-===//
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //===----------------------------------------------------------------------===//
13 //===----------------------------------------------------------------------===//
110     MIRBuilder.getMRI()->addLiveIn(PhysReg);  in markPhysRegUsed()
146   // FIXME: This should only be immutable for non-byval memory arguments.  in getStackAddress()
147   int FI = MFI.CreateFixedObject(Size, Offset, true);  in getStackAddress()  local
148   MPO = MachinePointerInfo::getFixedStack(MIRBuilder.getMF(), FI);  in getStackAddress()
150   return MIRBuilder.buildFrameIndex(LLT::pointer(0, 32), FI).getReg(0);  in getStackAddress()
162 /// Handle cases when f64 is split into 2 32-bit GPRs. This is a custom
272   Register Hi = Unmerge.getReg(1);  in assignCustomValue()  local
275   Arg.Regs = { Lo, Hi };  in assignCustomValue()
277     std::swap(Lo, Hi);  in assignCustomValue()
284       MIRBuilder.buildCopy(VAHi.getLocReg(), Hi);  in assignCustomValue()
289   MIRBuilder.buildCopy(VAHi.getLocReg(), Hi);  in assignCustomValue()
294   if (T->isIntegerTy())  in isSupportedArgumentType()
296   if (T->isPointerTy())  in isSupportedArgumentType()
298   if (T->isFloatingPointTy())  in isSupportedArgumentType()
304   if (T->isIntegerTy())  in isSupportedReturnType()
306   if (T->isPointerTy())  in isSupportedReturnType()
308   if (T->isFloatingPointTy())  in isSupportedReturnType()
310   if (T->isAggregateType())  in isSupportedReturnType()
321   if (Val != nullptr && !isSupportedReturnType(Val->getType()))  in lowerReturn()
418           (int)ABI.GetCalleeAllocdArgSizeInBytes(CCInfo.getCallingConv()) -  in lowerFormalArguments()
419           (int)(RegSize * (ArgRegs.size() - Idx));  in lowerFormalArguments()
423     int FI = MFI.CreateFixedObject(RegSize, VaArgOffset, true);  in lowerFormalArguments()  local
424     MF.getInfo<MipsFunctionInfo>()->setVarArgsFrameIndex(FI);  in lowerFormalArguments()
431       FI = MFI.CreateFixedObject(RegSize, VaArgOffset, true);  in lowerFormalArguments()
432       MachinePointerInfo MPO = MachinePointerInfo::getFixedStack(MF, FI);  in lowerFormalArguments()
435       auto FrameIndex = MIRBuilder.buildFrameIndex(PtrTy, FI);  in lowerFormalArguments()
456     if (Arg.Flags[0].isSRet() && !Arg.Ty->isPointerTy())  in lowerCall()
460   if (!Info.OrigRet.Ty->isVoidTy() && !isSupportedReturnType(Info.OrigRet.Ty))  in lowerCall()
485     if (!Info.Callee.getGlobal()->hasLocalLinkage())  in lowerCall()
486       CalleeGlobalValue->getOperand(1).setTargetFlags(MipsII::MO_GOT_CALL);  in lowerCall()
491   MIB.addRegMask(TRI->getCallPreservedMask(MF, Info.CallConv));  in lowerCall()
504     IsCalleeVarArg = CF->isVarArg();  in lowerCall()
528   unsigned StackAlignment = F.getParent()->getOverrideStackAlignment();  in lowerCall()
531     StackAlignment = TFL->getStackAlignment();  in lowerCall()
539       MF.getInfo<MipsFunctionInfo>()->getGlobalBaseRegForGlobalISel(MF));  in lowerCall()
543   if (MIB->getOpcode() == Mips::JALRPseudo) {  in lowerCall()
549   if (!Info.OrigRet.Ty->isVoidTy()) {  in lowerCall()