BPFISelLowering.cpp File Reference

#include "BPFISelLowering.h"
#include "BPF.h"
#include "BPFSubtarget.h"
#include "llvm/CodeGen/CallingConvLower.h"
#include "llvm/CodeGen/MachineFrameInfo.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/TargetLoweringObjectFileImpl.h"
#include "llvm/CodeGen/ValueTypes.h"
#include "llvm/IR/DiagnosticInfo.h"
#include "llvm/IR/DiagnosticPrinter.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/MathExtras.h"
#include "llvm/Support/raw_ostream.h"
#include "BPFGenCallingConv.inc"

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "bpf-lower"
#define	SET_NEWCC(X, Y)

Functions
static void	fail (const SDLoc &DL, SelectionDAG &DAG, const Twine &Msg, SDValue Val={})
static void	resetRegMaskBit (const TargetRegisterInfo *TRI, uint32_t *RegMask, MCRegister Reg)
static uint32_t *	regMaskFromTemplate (const TargetRegisterInfo *TRI, MachineFunction &MF, const uint32_t *BaseRegMask)
static void	NegateCC (SDValue &LHS, SDValue &RHS, ISD::CondCode &CC)
static SDValue	getTargetNode (GlobalAddressSDNode *N, const SDLoc &DL, EVT Ty, SelectionDAG &DAG, unsigned Flags)
static SDValue	getTargetNode (ConstantPoolSDNode *N, const SDLoc &DL, EVT Ty, SelectionDAG &DAG, unsigned Flags)

Variables
static cl::opt< bool >	BPFExpandMemcpyInOrder ("bpf-expand-memcpy-in-order", cl::Hidden, cl::init(false), cl::desc("Expand memcpy into load/store pairs in order"))

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "bpf-lower"

Definition at line 33 of file BPFISelLowering.cpp.

SET_NEWCC

#define SET_NEWCC	(		X,
			Y
	)

Value:

  case ISD::X: \
    if (is32BitCmp && HasJmp32) \
      NewCC = isSelectRROp ? BPF::Y##_rr_32 : BPF::Y##_ri_32; \
    else \
      NewCC = isSelectRROp ? BPF::Y##_rr : BPF::Y##_ri; \
    break

Function Documentation

fail()

static void fail ( const SDLoc &  DL, SelectionDAG &  DAG, const Twine &  Msg, SDValue  Val = {}  )

static

Definition at line 39 of file BPFISelLowering.cpp.

Referenced by checkAsyncContextProjectFunction(), checkAsyncFuncPointer(), checkConstantInt(), llvm::CoroAsyncEndInst::checkWellFormed(), checkWFAlloc(), checkWFDealloc(), and checkWFRetconPrototype().

getTargetNode() [1/2]

static SDValue getTargetNode ( ConstantPoolSDNode *  N, const SDLoc &  DL, EVT  Ty, SelectionDAG &  DAG, unsigned  Flags  )

static

Definition at line 729 of file BPFISelLowering.cpp.

References llvm::SelectionDAG::getTargetConstantPool(), and N.

getTargetNode() [2/2]

static SDValue getTargetNode ( GlobalAddressSDNode *  N, const SDLoc &  DL, EVT  Ty, SelectionDAG &  DAG, unsigned  Flags  )

static

Definition at line 724 of file BPFISelLowering.cpp.

References DL, llvm::SelectionDAG::getTargetGlobalAddress(), and N.

NegateCC()

static void NegateCC ( SDValue &  LHS, SDValue &  RHS, ISD::CondCode &  CC  )

static

Definition at line 643 of file BPFISelLowering.cpp.

References CC, llvm::ISD::getSetCCSwappedOperands(), LHS, RHS, llvm::ISD::SETLE, llvm::ISD::SETLT, llvm::ISD::SETULE, llvm::ISD::SETULT, and std::swap().

regMaskFromTemplate()

static uint32_t * regMaskFromTemplate ( const TargetRegisterInfo *  TRI, MachineFunction &  MF, const uint32_t *  BaseRegMask  )

static

Definition at line 410 of file BPFISelLowering.cpp.

References llvm::MachineFunction::allocateRegMask(), llvm::MachineOperand::getRegMaskSize(), and TRI.

resetRegMaskBit()

static void resetRegMaskBit ( const TargetRegisterInfo *  TRI, uint32_t *  RegMask, MCRegister  Reg  )

static

Definition at line 404 of file BPFISelLowering.cpp.

References SubReg, and TRI.

Variable Documentation

BPFExpandMemcpyInOrder

cl::opt< bool > BPFExpandMemcpyInOrder("bpf-expand-memcpy-in-order", cl::Hidden, cl::init(false), cl::desc("Expand memcpy into load/store pairs in order")) ( "bpf-expand-memcpy-in-order"  , cl::Hidden  , cl::init(false)  , cl::desc("Expand memcpy into load/store pairs in order")    )

static

Referenced by llvm::BPFTargetLowering::BPFTargetLowering().