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argument. Adjust all callers and overloaded versions. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@63444 91177308-0d34-0410-b5e6-96231b3b80d8
77 lines
2.7 KiB
C++
77 lines
2.7 KiB
C++
//===-- IA64ISelLowering.h - IA64 DAG Lowering Interface --------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines the interfaces that IA64 uses to lower LLVM code into a
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// selection DAG.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_TARGET_IA64_IA64ISELLOWERING_H
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#define LLVM_TARGET_IA64_IA64ISELLOWERING_H
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#include "llvm/Target/TargetLowering.h"
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#include "llvm/CodeGen/SelectionDAG.h"
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#include "IA64.h"
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namespace llvm {
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namespace IA64ISD {
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enum NodeType {
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// Start the numbering where the builting ops and target ops leave off.
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FIRST_NUMBER = ISD::BUILTIN_OP_END,
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/// GETFD - the getf.d instruction takes a floating point operand and
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/// returns its 64-bit memory representation as an i64
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GETFD,
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// TODO: explain this hack
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BRCALL,
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// RET_FLAG - Return with a flag operand
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RET_FLAG
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};
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}
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class IA64TargetLowering : public TargetLowering {
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int VarArgsFrameIndex; // FrameIndex for start of varargs area.
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//int ReturnAddrIndex; // FrameIndex for return slot.
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unsigned GP, SP, RP; // FIXME - clean this mess up
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public:
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explicit IA64TargetLowering(TargetMachine &TM);
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unsigned VirtGPR; // this is public so it can be accessed in the selector
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// for ISD::RET. add an accessor instead? FIXME
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const char *getTargetNodeName(unsigned Opcode) const;
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/// getSetCCResultType: return ISD::SETCC's result type.
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virtual MVT getSetCCResultType(MVT VT) const;
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/// LowerArguments - This hook must be implemented to indicate how we should
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/// lower the arguments for the specified function, into the specified DAG.
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virtual void LowerArguments(Function &F, SelectionDAG &DAG,
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SmallVectorImpl<SDValue> &ArgValues,
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DebugLoc dl);
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/// LowerCallTo - This hook lowers an abstract call to a function into an
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/// actual call.
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virtual std::pair<SDValue, SDValue>
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LowerCallTo(SDValue Chain, const Type *RetTy,
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bool RetSExt, bool RetZExt, bool isVarArg, bool isInreg,
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unsigned CC, bool isTailCall,
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SDValue Callee, ArgListTy &Args, SelectionDAG &DAG,
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DebugLoc dl);
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/// LowerOperation - for custom lowering specific ops
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/// (currently, only "ret void")
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virtual SDValue LowerOperation(SDValue Op, SelectionDAG &DAG);
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};
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}
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#endif // LLVM_TARGET_IA64_IA64ISELLOWERING_H
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