1 //===-- PPCISelLowering.h - PPC32 DAG Lowering Interface --------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file defines the interfaces that PPC uses to lower LLVM code into a
13 //===----------------------------------------------------------------------===//
15 #ifndef LLVM_TARGET_POWERPC_PPC32ISELLOWERING_H
16 #define LLVM_TARGET_POWERPC_PPC32ISELLOWERING_H
19 #include "PPCRegisterInfo.h"
20 #include "PPCSubtarget.h"
21 #include "llvm/CodeGen/SelectionDAG.h"
22 #include "llvm/Target/TargetLowering.h"
27 // Start the numbering where the builtin ops and target ops leave off.
28 FIRST_NUMBER = ISD::BUILTIN_OP_END,
30 /// FSEL - Traditional three-operand fsel node.
34 /// FCFID - The FCFID instruction, taking an f64 operand and producing
35 /// and f64 value containing the FP representation of the integer that
36 /// was temporarily in the f64 operand.
39 /// FCTI[D,W]Z - The FCTIDZ and FCTIWZ instructions, taking an f32 or f64
40 /// operand, producing an f64 value containing the integer representation
44 /// STFIWX - The STFIWX instruction. The first operand is an input token
45 /// chain, then an f64 value to store, then an address to store it to.
48 // VMADDFP, VNMSUBFP - The VMADDFP and VNMSUBFP instructions, taking
49 // three v4f32 operands and producing a v4f32 result.
52 /// VPERM - The PPC VPERM Instruction.
56 /// Hi/Lo - These represent the high and low 16-bit parts of a global
57 /// address respectively. These nodes have two operands, the first of
58 /// which must be a TargetGlobalAddress, and the second of which must be a
59 /// Constant. Selected naively, these turn into 'lis G+C' and 'li G+C',
60 /// though these are usually folded into other nodes.
65 /// The following three target-specific nodes are used for calls through
66 /// function pointers in the 64-bit SVR4 ABI.
68 /// Restore the TOC from the TOC save area of the current stack frame.
69 /// This is basically a hard coded load instruction which additionally
70 /// takes/produces a flag.
73 /// Like a regular LOAD but additionally taking/producing a flag.
76 /// LOAD into r2 (also taking/producing a flag). Like TOC_RESTORE, this is
77 /// a hard coded load instruction.
80 /// OPRC, CHAIN = DYNALLOC(CHAIN, NEGSIZE, FRAME_INDEX)
81 /// This instruction is lowered in PPCRegisterInfo::eliminateFrameIndex to
82 /// compute an allocation on the stack.
85 /// GlobalBaseReg - On Darwin, this node represents the result of the mflr
86 /// at function entry, used for PIC code.
89 /// These nodes represent the 32-bit PPC shifts that operate on 6-bit
90 /// shift amounts. These nodes are generated by the multi-precision shift
94 /// EXTSW_32 - This is the EXTSW instruction for use with "32-bit"
98 /// CALL - A direct function call.
99 /// CALL_NOP is a call with the special NOP which follows 64-bit
103 /// CHAIN,FLAG = MTCTR(VAL, CHAIN[, INFLAG]) - Directly corresponds to a
104 /// MTCTR instruction.
107 /// CHAIN,FLAG = BCTRL(CHAIN, INFLAG) - Directly corresponds to a
108 /// BCTRL instruction.
111 /// Return with a flag operand, matched by 'blr'
114 /// R32 = MFCR(CRREG, INFLAG) - Represents the MFCRpseud/MFOCRF
115 /// instructions. This copies the bits corresponding to the specified
116 /// CRREG into the resultant GPR. Bits corresponding to other CR regs
120 // EH_SJLJ_SETJMP - SjLj exception handling setjmp.
123 // EH_SJLJ_LONGJMP - SjLj exception handling longjmp.
126 /// RESVEC = VCMP(LHS, RHS, OPC) - Represents one of the altivec VCMP*
127 /// instructions. For lack of better number, we use the opcode number
128 /// encoding for the OPC field to identify the compare. For example, 838
132 /// RESVEC, OUTFLAG = VCMPo(LHS, RHS, OPC) - Represents one of the
133 /// altivec VCMP*o instructions. For lack of better number, we use the
134 /// opcode number encoding for the OPC field to identify the compare. For
135 /// example, 838 is VCMPGTSH.
138 /// CHAIN = COND_BRANCH CHAIN, CRRC, OPC, DESTBB [, INFLAG] - This
139 /// corresponds to the COND_BRANCH pseudo instruction. CRRC is the
140 /// condition register to branch on, OPC is the branch opcode to use (e.g.
141 /// PPC::BLE), DESTBB is the destination block to branch to, and INFLAG is
142 /// an optional input flag argument.
145 // The following 5 instructions are used only as part of the
146 // long double-to-int conversion sequence.
148 /// OUTFLAG = MFFS F8RC - This moves the FPSCR (not modelled) into the
152 /// OUTFLAG = MTFSB0 INFLAG - This clears a bit in the FPSCR.
155 /// OUTFLAG = MTFSB1 INFLAG - This sets a bit in the FPSCR.
158 /// F8RC, OUTFLAG = FADDRTZ F8RC, F8RC, INFLAG - This is an FADD done with
159 /// rounding towards zero. It has flags added so it won't move past the
160 /// FPSCR-setting instructions.
163 /// MTFSF = F8RC, INFLAG - This moves the register into the FPSCR.
166 /// LARX = This corresponds to PPC l{w|d}arx instrcution: load and
167 /// reserve indexed. This is used to implement atomic operations.
170 /// STCX = This corresponds to PPC stcx. instrcution: store conditional
171 /// indexed. This is used to implement atomic operations.
174 /// TC_RETURN - A tail call return.
176 /// operand #1 callee (register or absolute)
177 /// operand #2 stack adjustment
178 /// operand #3 optional in flag
181 /// ch, gl = CR6[UN]SET ch, inglue - Toggle CR bit 6 for SVR4 vararg calls
185 /// G8RC = ADDIS_GOT_TPREL_HA %X2, Symbol - Used by the initial-exec
186 /// TLS model, produces an ADDIS8 instruction that adds the GOT
187 /// base to sym@got@tprel@ha.
190 /// G8RC = LD_GOT_TPREL_L Symbol, G8RReg - Used by the initial-exec
191 /// TLS model, produces a LD instruction with base register G8RReg
192 /// and offset sym@got@tprel@l. This completes the addition that
193 /// finds the offset of "sym" relative to the thread pointer.
196 /// G8RC = ADD_TLS G8RReg, Symbol - Used by the initial-exec TLS
197 /// model, produces an ADD instruction that adds the contents of
198 /// G8RReg to the thread pointer. Symbol contains a relocation
199 /// sym@tls which is to be replaced by the thread pointer and
200 /// identifies to the linker that the instruction is part of a
204 /// G8RC = ADDIS_TLSGD_HA %X2, Symbol - For the general-dynamic TLS
205 /// model, produces an ADDIS8 instruction that adds the GOT base
206 /// register to sym@got@tlsgd@ha.
209 /// G8RC = ADDI_TLSGD_L G8RReg, Symbol - For the general-dynamic TLS
210 /// model, produces an ADDI8 instruction that adds G8RReg to
214 /// G8RC = GET_TLS_ADDR %X3, Symbol - For the general-dynamic TLS
215 /// model, produces a call to __tls_get_addr(sym@tlsgd).
218 /// G8RC = ADDIS_TLSLD_HA %X2, Symbol - For the local-dynamic TLS
219 /// model, produces an ADDIS8 instruction that adds the GOT base
220 /// register to sym@got@tlsld@ha.
223 /// G8RC = ADDI_TLSLD_L G8RReg, Symbol - For the local-dynamic TLS
224 /// model, produces an ADDI8 instruction that adds G8RReg to
228 /// G8RC = GET_TLSLD_ADDR %X3, Symbol - For the local-dynamic TLS
229 /// model, produces a call to __tls_get_addr(sym@tlsld).
232 /// G8RC = ADDIS_DTPREL_HA %X3, Symbol, Chain - For the
233 /// local-dynamic TLS model, produces an ADDIS8 instruction
234 /// that adds X3 to sym@dtprel@ha. The Chain operand is needed
235 /// to tie this in place following a copy to %X3 from the result
236 /// of a GET_TLSLD_ADDR.
239 /// G8RC = ADDI_DTPREL_L G8RReg, Symbol - For the local-dynamic TLS
240 /// model, produces an ADDI8 instruction that adds G8RReg to
241 /// sym@got@dtprel@l.
244 /// VRRC = VADD_SPLAT Elt, EltSize - Temporary node to be expanded
245 /// during instruction selection to optimize a BUILD_VECTOR into
246 /// operations on splats. This is necessary to avoid losing these
247 /// optimizations due to constant folding.
250 /// STD_32 - This is the STD instruction for use with "32-bit" registers.
251 STD_32 = ISD::FIRST_TARGET_MEMORY_OPCODE,
253 /// CHAIN = STBRX CHAIN, GPRC, Ptr, Type - This is a
254 /// byte-swapping store instruction. It byte-swaps the low "Type" bits of
255 /// the GPRC input, then stores it through Ptr. Type can be either i16 or
259 /// GPRC, CHAIN = LBRX CHAIN, Ptr, Type - This is a
260 /// byte-swapping load instruction. It loads "Type" bits, byte swaps it,
261 /// then puts it in the bottom bits of the GPRC. TYPE can be either i16
265 /// G8RC = ADDIS_TOC_HA %X2, Symbol - For medium and large code model,
266 /// produces an ADDIS8 instruction that adds the TOC base register to
270 /// G8RC = LD_TOC_L Symbol, G8RReg - For medium and large code model,
271 /// produces a LD instruction with base register G8RReg and offset
272 /// sym@toc@l. Preceded by an ADDIS_TOC_HA to form a full 32-bit offset.
275 /// G8RC = ADDI_TOC_L G8RReg, Symbol - For medium code model, produces
276 /// an ADDI8 instruction that adds G8RReg to sym@toc@l.
277 /// Preceded by an ADDIS_TOC_HA to form a full 32-bit offset.
282 /// Define some predicates that are used for node matching.
284 /// isVPKUHUMShuffleMask - Return true if this is the shuffle mask for a
285 /// VPKUHUM instruction.
286 bool isVPKUHUMShuffleMask(ShuffleVectorSDNode *N, bool isUnary);
288 /// isVPKUWUMShuffleMask - Return true if this is the shuffle mask for a
289 /// VPKUWUM instruction.
290 bool isVPKUWUMShuffleMask(ShuffleVectorSDNode *N, bool isUnary);
292 /// isVMRGLShuffleMask - Return true if this is a shuffle mask suitable for
293 /// a VRGL* instruction with the specified unit size (1,2 or 4 bytes).
294 bool isVMRGLShuffleMask(ShuffleVectorSDNode *N, unsigned UnitSize,
297 /// isVMRGHShuffleMask - Return true if this is a shuffle mask suitable for
298 /// a VRGH* instruction with the specified unit size (1,2 or 4 bytes).
299 bool isVMRGHShuffleMask(ShuffleVectorSDNode *N, unsigned UnitSize,
302 /// isVSLDOIShuffleMask - If this is a vsldoi shuffle mask, return the shift
303 /// amount, otherwise return -1.
304 int isVSLDOIShuffleMask(SDNode *N, bool isUnary);
306 /// isSplatShuffleMask - Return true if the specified VECTOR_SHUFFLE operand
307 /// specifies a splat of a single element that is suitable for input to
308 /// VSPLTB/VSPLTH/VSPLTW.
309 bool isSplatShuffleMask(ShuffleVectorSDNode *N, unsigned EltSize);
311 /// isAllNegativeZeroVector - Returns true if all elements of build_vector
313 bool isAllNegativeZeroVector(SDNode *N);
315 /// getVSPLTImmediate - Return the appropriate VSPLT* immediate to splat the
316 /// specified isSplatShuffleMask VECTOR_SHUFFLE mask.
317 unsigned getVSPLTImmediate(SDNode *N, unsigned EltSize);
319 /// get_VSPLTI_elt - If this is a build_vector of constants which can be
320 /// formed by using a vspltis[bhw] instruction of the specified element
321 /// size, return the constant being splatted. The ByteSize field indicates
322 /// the number of bytes of each element [124] -> [bhw].
323 SDValue get_VSPLTI_elt(SDNode *N, unsigned ByteSize, SelectionDAG &DAG);
326 class PPCTargetLowering : public TargetLowering {
327 const PPCSubtarget &PPCSubTarget;
328 const PPCRegisterInfo *PPCRegInfo;
331 explicit PPCTargetLowering(PPCTargetMachine &TM);
333 /// getTargetNodeName() - This method returns the name of a target specific
335 virtual const char *getTargetNodeName(unsigned Opcode) const;
337 virtual MVT getScalarShiftAmountTy(EVT LHSTy) const { return MVT::i32; }
339 /// getSetCCResultType - Return the ISD::SETCC ValueType
340 virtual EVT getSetCCResultType(EVT VT) const;
342 /// getPreIndexedAddressParts - returns true by value, base pointer and
343 /// offset pointer and addressing mode by reference if the node's address
344 /// can be legally represented as pre-indexed load / store address.
345 virtual bool getPreIndexedAddressParts(SDNode *N, SDValue &Base,
347 ISD::MemIndexedMode &AM,
348 SelectionDAG &DAG) const;
350 /// SelectAddressRegReg - Given the specified addressed, check to see if it
351 /// can be represented as an indexed [r+r] operation. Returns false if it
352 /// can be more efficiently represented with [r+imm].
353 bool SelectAddressRegReg(SDValue N, SDValue &Base, SDValue &Index,
354 SelectionDAG &DAG) const;
356 /// SelectAddressRegImm - Returns true if the address N can be represented
357 /// by a base register plus a signed 16-bit displacement [r+imm], and if it
358 /// is not better represented as reg+reg.
359 bool SelectAddressRegImm(SDValue N, SDValue &Disp, SDValue &Base,
360 SelectionDAG &DAG) const;
362 /// SelectAddressRegRegOnly - Given the specified addressed, force it to be
363 /// represented as an indexed [r+r] operation.
364 bool SelectAddressRegRegOnly(SDValue N, SDValue &Base, SDValue &Index,
365 SelectionDAG &DAG) const;
367 /// SelectAddressRegImmShift - Returns true if the address N can be
368 /// represented by a base register plus a signed 14-bit displacement
369 /// [r+imm*4]. Suitable for use by STD and friends.
370 bool SelectAddressRegImmShift(SDValue N, SDValue &Disp, SDValue &Base,
371 SelectionDAG &DAG) const;
373 Sched::Preference getSchedulingPreference(SDNode *N) const;
375 /// LowerOperation - Provide custom lowering hooks for some operations.
377 virtual SDValue LowerOperation(SDValue Op, SelectionDAG &DAG) const;
379 /// ReplaceNodeResults - Replace the results of node with an illegal result
380 /// type with new values built out of custom code.
382 virtual void ReplaceNodeResults(SDNode *N, SmallVectorImpl<SDValue>&Results,
383 SelectionDAG &DAG) const;
385 virtual SDValue PerformDAGCombine(SDNode *N, DAGCombinerInfo &DCI) const;
387 virtual void computeMaskedBitsForTargetNode(const SDValue Op,
390 const SelectionDAG &DAG,
391 unsigned Depth = 0) const;
393 virtual MachineBasicBlock *
394 EmitInstrWithCustomInserter(MachineInstr *MI,
395 MachineBasicBlock *MBB) const;
396 MachineBasicBlock *EmitAtomicBinary(MachineInstr *MI,
397 MachineBasicBlock *MBB, bool is64Bit,
398 unsigned BinOpcode) const;
399 MachineBasicBlock *EmitPartwordAtomicBinary(MachineInstr *MI,
400 MachineBasicBlock *MBB,
401 bool is8bit, unsigned Opcode) const;
403 MachineBasicBlock *emitEHSjLjSetJmp(MachineInstr *MI,
404 MachineBasicBlock *MBB) const;
406 MachineBasicBlock *emitEHSjLjLongJmp(MachineInstr *MI,
407 MachineBasicBlock *MBB) const;
409 ConstraintType getConstraintType(const std::string &Constraint) const;
411 /// Examine constraint string and operand type and determine a weight value.
412 /// The operand object must already have been set up with the operand type.
413 ConstraintWeight getSingleConstraintMatchWeight(
414 AsmOperandInfo &info, const char *constraint) const;
416 std::pair<unsigned, const TargetRegisterClass*>
417 getRegForInlineAsmConstraint(const std::string &Constraint,
420 /// getByValTypeAlignment - Return the desired alignment for ByVal aggregate
421 /// function arguments in the caller parameter area. This is the actual
422 /// alignment, not its logarithm.
423 unsigned getByValTypeAlignment(Type *Ty) const;
425 /// LowerAsmOperandForConstraint - Lower the specified operand into the Ops
426 /// vector. If it is invalid, don't add anything to Ops.
427 virtual void LowerAsmOperandForConstraint(SDValue Op,
428 std::string &Constraint,
429 std::vector<SDValue> &Ops,
430 SelectionDAG &DAG) const;
432 /// isLegalAddressingMode - Return true if the addressing mode represented
433 /// by AM is legal for this target, for a load/store of the specified type.
434 virtual bool isLegalAddressingMode(const AddrMode &AM, Type *Ty)const;
436 /// isLegalAddressImmediate - Return true if the integer value can be used
437 /// as the offset of the target addressing mode for load / store of the
439 virtual bool isLegalAddressImmediate(int64_t V, Type *Ty) const;
441 /// isLegalAddressImmediate - Return true if the GlobalValue can be used as
442 /// the offset of the target addressing mode.
443 virtual bool isLegalAddressImmediate(GlobalValue *GV) const;
445 virtual bool isOffsetFoldingLegal(const GlobalAddressSDNode *GA) const;
447 /// getOptimalMemOpType - Returns the target specific optimal type for load
448 /// and store operations as a result of memset, memcpy, and memmove
449 /// lowering. If DstAlign is zero that means it's safe to destination
450 /// alignment can satisfy any constraint. Similarly if SrcAlign is zero it
451 /// means there isn't a need to check it against alignment requirement,
452 /// probably because the source does not need to be loaded. If 'IsMemset' is
453 /// true, that means it's expanding a memset. If 'ZeroMemset' is true, that
454 /// means it's a memset of zero. 'MemcpyStrSrc' indicates whether the memcpy
455 /// source is constant so it does not need to be loaded.
456 /// It returns EVT::Other if the type should be determined using generic
457 /// target-independent logic.
459 getOptimalMemOpType(uint64_t Size, unsigned DstAlign, unsigned SrcAlign,
460 bool IsMemset, bool ZeroMemset, bool MemcpyStrSrc,
461 MachineFunction &MF) const;
463 /// Is unaligned memory access allowed for the given type, and is it fast
464 /// relative to software emulation.
465 virtual bool allowsUnalignedMemoryAccesses(EVT VT, bool *Fast = 0) const;
467 /// isFMAFasterThanMulAndAdd - Return true if an FMA operation is faster than
468 /// a pair of mul and add instructions. fmuladd intrinsics will be expanded to
469 /// FMAs when this method returns true (and FMAs are legal), otherwise fmuladd
470 /// is expanded to mul + add.
471 virtual bool isFMAFasterThanMulAndAdd(EVT VT) const;
474 SDValue getFramePointerFrameIndex(SelectionDAG & DAG) const;
475 SDValue getReturnAddrFrameIndex(SelectionDAG & DAG) const;
478 IsEligibleForTailCallOptimization(SDValue Callee,
479 CallingConv::ID CalleeCC,
481 const SmallVectorImpl<ISD::InputArg> &Ins,
482 SelectionDAG& DAG) const;
484 SDValue EmitTailCallLoadFPAndRetAddr(SelectionDAG & DAG,
492 SDValue LowerRETURNADDR(SDValue Op, SelectionDAG &DAG) const;
493 SDValue LowerFRAMEADDR(SDValue Op, SelectionDAG &DAG) const;
494 SDValue LowerConstantPool(SDValue Op, SelectionDAG &DAG) const;
495 SDValue LowerBlockAddress(SDValue Op, SelectionDAG &DAG) const;
496 SDValue LowerGlobalTLSAddress(SDValue Op, SelectionDAG &DAG) const;
497 SDValue LowerGlobalAddress(SDValue Op, SelectionDAG &DAG) const;
498 SDValue LowerJumpTable(SDValue Op, SelectionDAG &DAG) const;
499 SDValue LowerSETCC(SDValue Op, SelectionDAG &DAG) const;
500 SDValue LowerINIT_TRAMPOLINE(SDValue Op, SelectionDAG &DAG) const;
501 SDValue LowerADJUST_TRAMPOLINE(SDValue Op, SelectionDAG &DAG) const;
502 SDValue LowerVASTART(SDValue Op, SelectionDAG &DAG,
503 const PPCSubtarget &Subtarget) const;
504 SDValue LowerVAARG(SDValue Op, SelectionDAG &DAG,
505 const PPCSubtarget &Subtarget) const;
506 SDValue LowerSTACKRESTORE(SDValue Op, SelectionDAG &DAG,
507 const PPCSubtarget &Subtarget) const;
508 SDValue LowerDYNAMIC_STACKALLOC(SDValue Op, SelectionDAG &DAG,
509 const PPCSubtarget &Subtarget) const;
510 SDValue LowerSELECT_CC(SDValue Op, SelectionDAG &DAG) const;
511 SDValue LowerFP_TO_INT(SDValue Op, SelectionDAG &DAG, DebugLoc dl) const;
512 SDValue LowerSINT_TO_FP(SDValue Op, SelectionDAG &DAG) const;
513 SDValue LowerFLT_ROUNDS_(SDValue Op, SelectionDAG &DAG) const;
514 SDValue LowerSHL_PARTS(SDValue Op, SelectionDAG &DAG) const;
515 SDValue LowerSRL_PARTS(SDValue Op, SelectionDAG &DAG) const;
516 SDValue LowerSRA_PARTS(SDValue Op, SelectionDAG &DAG) const;
517 SDValue LowerBUILD_VECTOR(SDValue Op, SelectionDAG &DAG) const;
518 SDValue LowerVECTOR_SHUFFLE(SDValue Op, SelectionDAG &DAG) const;
519 SDValue LowerINTRINSIC_WO_CHAIN(SDValue Op, SelectionDAG &DAG) const;
520 SDValue LowerSCALAR_TO_VECTOR(SDValue Op, SelectionDAG &DAG) const;
521 SDValue LowerMUL(SDValue Op, SelectionDAG &DAG) const;
523 SDValue LowerCallResult(SDValue Chain, SDValue InFlag,
524 CallingConv::ID CallConv, bool isVarArg,
525 const SmallVectorImpl<ISD::InputArg> &Ins,
526 DebugLoc dl, SelectionDAG &DAG,
527 SmallVectorImpl<SDValue> &InVals) const;
528 SDValue FinishCall(CallingConv::ID CallConv, DebugLoc dl, bool isTailCall,
531 SmallVector<std::pair<unsigned, SDValue>, 8>
533 SDValue InFlag, SDValue Chain,
535 int SPDiff, unsigned NumBytes,
536 const SmallVectorImpl<ISD::InputArg> &Ins,
537 SmallVectorImpl<SDValue> &InVals) const;
540 LowerFormalArguments(SDValue Chain,
541 CallingConv::ID CallConv, bool isVarArg,
542 const SmallVectorImpl<ISD::InputArg> &Ins,
543 DebugLoc dl, SelectionDAG &DAG,
544 SmallVectorImpl<SDValue> &InVals) const;
547 LowerCall(TargetLowering::CallLoweringInfo &CLI,
548 SmallVectorImpl<SDValue> &InVals) const;
551 CanLowerReturn(CallingConv::ID CallConv, MachineFunction &MF,
553 const SmallVectorImpl<ISD::OutputArg> &Outs,
554 LLVMContext &Context) const;
557 LowerReturn(SDValue Chain,
558 CallingConv::ID CallConv, bool isVarArg,
559 const SmallVectorImpl<ISD::OutputArg> &Outs,
560 const SmallVectorImpl<SDValue> &OutVals,
561 DebugLoc dl, SelectionDAG &DAG) const;
564 extendArgForPPC64(ISD::ArgFlagsTy Flags, EVT ObjectVT, SelectionDAG &DAG,
565 SDValue ArgVal, DebugLoc dl) const;
568 setMinReservedArea(MachineFunction &MF, SelectionDAG &DAG,
569 unsigned nAltivecParamsAtEnd,
570 unsigned MinReservedArea, bool isPPC64) const;
573 LowerFormalArguments_Darwin(SDValue Chain,
574 CallingConv::ID CallConv, bool isVarArg,
575 const SmallVectorImpl<ISD::InputArg> &Ins,
576 DebugLoc dl, SelectionDAG &DAG,
577 SmallVectorImpl<SDValue> &InVals) const;
579 LowerFormalArguments_64SVR4(SDValue Chain,
580 CallingConv::ID CallConv, bool isVarArg,
581 const SmallVectorImpl<ISD::InputArg> &Ins,
582 DebugLoc dl, SelectionDAG &DAG,
583 SmallVectorImpl<SDValue> &InVals) const;
585 LowerFormalArguments_32SVR4(SDValue Chain,
586 CallingConv::ID CallConv, bool isVarArg,
587 const SmallVectorImpl<ISD::InputArg> &Ins,
588 DebugLoc dl, SelectionDAG &DAG,
589 SmallVectorImpl<SDValue> &InVals) const;
592 createMemcpyOutsideCallSeq(SDValue Arg, SDValue PtrOff,
593 SDValue CallSeqStart, ISD::ArgFlagsTy Flags,
594 SelectionDAG &DAG, DebugLoc dl) const;
597 LowerCall_Darwin(SDValue Chain, SDValue Callee,
598 CallingConv::ID CallConv,
599 bool isVarArg, bool isTailCall,
600 const SmallVectorImpl<ISD::OutputArg> &Outs,
601 const SmallVectorImpl<SDValue> &OutVals,
602 const SmallVectorImpl<ISD::InputArg> &Ins,
603 DebugLoc dl, SelectionDAG &DAG,
604 SmallVectorImpl<SDValue> &InVals) const;
606 LowerCall_64SVR4(SDValue Chain, SDValue Callee,
607 CallingConv::ID CallConv,
608 bool isVarArg, bool isTailCall,
609 const SmallVectorImpl<ISD::OutputArg> &Outs,
610 const SmallVectorImpl<SDValue> &OutVals,
611 const SmallVectorImpl<ISD::InputArg> &Ins,
612 DebugLoc dl, SelectionDAG &DAG,
613 SmallVectorImpl<SDValue> &InVals) const;
615 LowerCall_32SVR4(SDValue Chain, SDValue Callee, CallingConv::ID CallConv,
616 bool isVarArg, bool isTailCall,
617 const SmallVectorImpl<ISD::OutputArg> &Outs,
618 const SmallVectorImpl<SDValue> &OutVals,
619 const SmallVectorImpl<ISD::InputArg> &Ins,
620 DebugLoc dl, SelectionDAG &DAG,
621 SmallVectorImpl<SDValue> &InVals) const;
623 SDValue lowerEH_SJLJ_SETJMP(SDValue Op, SelectionDAG &DAG) const;
624 SDValue lowerEH_SJLJ_LONGJMP(SDValue Op, SelectionDAG &DAG) const;
628 #endif // LLVM_TARGET_POWERPC_PPC32ISELLOWERING_H