RISCVCallingConv.cpp File Reference

#include "RISCVCallingConv.h"
#include "RISCVSubtarget.h"
#include "llvm/IR/DataLayout.h"
#include "llvm/IR/Module.h"
#include "llvm/MC/MCRegister.h"

Go to the source code of this file.

Functions
static ArrayRef< MCPhysReg >	getArgGPR16s (const RISCVABI::ABI ABI)
static ArrayRef< MCPhysReg >	getArgGPR32s (const RISCVABI::ABI ABI)
static ArrayRef< MCPhysReg >	getFastCCArgGPRs (const RISCVABI::ABI ABI)
static ArrayRef< MCPhysReg >	getFastCCArgGPRF16s (const RISCVABI::ABI ABI)
static ArrayRef< MCPhysReg >	getFastCCArgGPRF32s (const RISCVABI::ABI ABI)
static bool	CC_RISCVAssign2XLen (unsigned XLen, CCState &State, CCValAssign VA1, ISD::ArgFlagsTy ArgFlags1, unsigned ValNo2, MVT ValVT2, MVT LocVT2, ISD::ArgFlagsTy ArgFlags2, bool EABI)
static MCRegister	allocateRVVReg (MVT ValVT, unsigned ValNo, CCState &State, const RISCVTargetLowering &TLI)

Variables
static const MCPhysReg	ArgFPR16s []
static const MCPhysReg	ArgFPR32s []
static const MCPhysReg	ArgFPR64s []
static const MCPhysReg	ArgVRs []
static const MCPhysReg	ArgVRM2s []
static const MCPhysReg	ArgVRM4s []
static const MCPhysReg	ArgVRM8s [] = {RISCV::V8M8, RISCV::V16M8}
static const MCPhysReg	ArgVRN2M1s []
static const MCPhysReg	ArgVRN3M1s []
static const MCPhysReg	ArgVRN4M1s []
static const MCPhysReg	ArgVRN5M1s []
static const MCPhysReg	ArgVRN6M1s []
static const MCPhysReg	ArgVRN7M1s []
static const MCPhysReg	ArgVRN8M1s []
static const MCPhysReg	ArgVRN2M2s []
static const MCPhysReg	ArgVRN3M2s []
static const MCPhysReg	ArgVRN4M2s []
static const MCPhysReg	ArgVRN2M4s []

Function Documentation

allocateRVVReg()

static MCRegister allocateRVVReg ( MVT  ValVT, unsigned  ValNo, CCState &  State, const RISCVTargetLowering &  TLI  )

static

Definition at line 281 of file RISCVCallingConv.cpp.

References llvm::CCState::AllocateReg(), ArgVRM2s, ArgVRM4s, ArgVRM8s, ArgVRN2M1s, ArgVRN2M2s, ArgVRN2M4s, ArgVRN3M1s, ArgVRN3M2s, ArgVRN4M1s, ArgVRN4M2s, ArgVRN5M1s, ArgVRN6M1s, ArgVRN7M1s, ArgVRN8M1s, ArgVRs, llvm::TargetLoweringBase::getRegClassFor(), llvm::MVT::getVectorElementType(), and llvm_unreachable.

Referenced by llvm::CC_RISCV(), and llvm::CC_RISCV_FastCC().

CC_RISCVAssign2XLen()

static bool CC_RISCVAssign2XLen ( unsigned  XLen, CCState &  State, CCValAssign  VA1, ISD::ArgFlagsTy  ArgFlags1, unsigned  ValNo2, MVT  ValVT2, MVT  LocVT2, ISD::ArgFlagsTy  ArgFlags2, bool  EABI  )

static

Definition at line 237 of file RISCVCallingConv.cpp.

References llvm::CCState::addLoc(), llvm::CCState::AllocateReg(), llvm::CCState::AllocateStack(), ArgGPRs, llvm::CCValAssign::Full, llvm::RISCV::getArgGPRs(), llvm::CCValAssign::getLocVT(), llvm::CCState::getMachineFunction(), llvm::CCValAssign::getMem(), llvm::ISD::ArgFlagsTy::getNonZeroOrigAlign(), llvm::CCValAssign::getReg(), llvm::MachineFunction::getSubtarget(), llvm::RISCVSubtarget::getTargetABI(), llvm::CCValAssign::getValNo(), and llvm::CCValAssign::getValVT().

Referenced by llvm::CC_RISCV().

getArgGPR16s()

static ArrayRef< MCPhysReg > getArgGPR16s ( const RISCVABI::ABI  ABI )

static

Definition at line 143 of file RISCVCallingConv.cpp.

References llvm::RISCVABI::ABI_ILP32E, and llvm::RISCVABI::ABI_LP64E.

Referenced by llvm::CC_RISCV().

getArgGPR32s()

static ArrayRef< MCPhysReg > getArgGPR32s ( const RISCVABI::ABI  ABI )

static

Definition at line 160 of file RISCVCallingConv.cpp.

References llvm::RISCVABI::ABI_ILP32E, and llvm::RISCVABI::ABI_LP64E.

Referenced by llvm::CC_RISCV().

getFastCCArgGPRF16s()

static ArrayRef< MCPhysReg > getFastCCArgGPRF16s ( const RISCVABI::ABI  ABI )

static

Definition at line 195 of file RISCVCallingConv.cpp.

References llvm::RISCVABI::ABI_ILP32E, and llvm::RISCVABI::ABI_LP64E.

Referenced by llvm::CC_RISCV_FastCC().

getFastCCArgGPRF32s()

static ArrayRef< MCPhysReg > getFastCCArgGPRF32s ( const RISCVABI::ABI  ABI )

static

Definition at line 215 of file RISCVCallingConv.cpp.

References llvm::RISCVABI::ABI_ILP32E, and llvm::RISCVABI::ABI_LP64E.

Referenced by llvm::CC_RISCV_FastCC().

getFastCCArgGPRs()

static ArrayRef< MCPhysReg > getFastCCArgGPRs ( const RISCVABI::ABI  ABI )

static

Definition at line 177 of file RISCVCallingConv.cpp.

References llvm::RISCVABI::ABI_ILP32E, and llvm::RISCVABI::ABI_LP64E.

Referenced by llvm::CC_RISCV_FastCC().

Variable Documentation

ArgFPR16s

const MCPhysReg ArgFPR16s[]

static

Initial value:

= {RISCV::F10_H, RISCV::F11_H, RISCV::F12_H,
                                      RISCV::F13_H, RISCV::F14_H, RISCV::F15_H,
                                      RISCV::F16_H, RISCV::F17_H}

Definition at line 46 of file RISCVCallingConv.cpp.

Referenced by llvm::CC_RISCV().

ArgFPR32s

const MCPhysReg ArgFPR32s[]

static

Initial value:

= {RISCV::F10_F, RISCV::F11_F, RISCV::F12_F,
                                      RISCV::F13_F, RISCV::F14_F, RISCV::F15_F,
                                      RISCV::F16_F, RISCV::F17_F}

Definition at line 49 of file RISCVCallingConv.cpp.

Referenced by llvm::CC_RISCV().

ArgFPR64s

const MCPhysReg ArgFPR64s[]

static

Initial value:

= {RISCV::F10_D, RISCV::F11_D, RISCV::F12_D,
                                      RISCV::F13_D, RISCV::F14_D, RISCV::F15_D,
                                      RISCV::F16_D, RISCV::F17_D}

Definition at line 52 of file RISCVCallingConv.cpp.

Referenced by llvm::CC_RISCV().

ArgVRM2s

const MCPhysReg ArgVRM2s[]

static

Initial value:

= {RISCV::V8M2,  RISCV::V10M2, RISCV::V12M2,
                                     RISCV::V14M2, RISCV::V16M2, RISCV::V18M2,
                                     RISCV::V20M2, RISCV::V22M2}

Definition at line 60 of file RISCVCallingConv.cpp.

Referenced by allocateRVVReg().

ArgVRM4s

const MCPhysReg ArgVRM4s[]

static

Initial value:

= {RISCV::V8M4, RISCV::V12M4, RISCV::V16M4,
                                     RISCV::V20M4}

Definition at line 63 of file RISCVCallingConv.cpp.

Referenced by allocateRVVReg().

ArgVRM8s

const MCPhysReg ArgVRM8s[] = {RISCV::V8M8, RISCV::V16M8}

static

Definition at line 65 of file RISCVCallingConv.cpp.

Referenced by allocateRVVReg().

ArgVRN2M1s

const MCPhysReg ArgVRN2M1s[]

static

Initial value:

= {
    RISCV::V8_V9,   RISCV::V9_V10,  RISCV::V10_V11, RISCV::V11_V12,
    RISCV::V12_V13, RISCV::V13_V14, RISCV::V14_V15, RISCV::V15_V16,
    RISCV::V16_V17, RISCV::V17_V18, RISCV::V18_V19, RISCV::V19_V20,
    RISCV::V20_V21, RISCV::V21_V22, RISCV::V22_V23}

Definition at line 66 of file RISCVCallingConv.cpp.

Referenced by allocateRVVReg().

ArgVRN2M2s

const MCPhysReg ArgVRN2M2s[]

static

Initial value:

= {RISCV::V8M2_V10M2,  RISCV::V10M2_V12M2,
                                       RISCV::V12M2_V14M2, RISCV::V14M2_V16M2,
                                       RISCV::V16M2_V18M2, RISCV::V18M2_V20M2,
                                       RISCV::V20M2_V22M2}

Definition at line 112 of file RISCVCallingConv.cpp.

Referenced by allocateRVVReg().

ArgVRN2M4s

const MCPhysReg ArgVRN2M4s[]

static

Initial value:

= {RISCV::V8M4_V12M4, RISCV::V12M4_V16M4,
                                       RISCV::V16M4_V20M4}

Definition at line 124 of file RISCVCallingConv.cpp.

Referenced by allocateRVVReg().

ArgVRN3M1s

const MCPhysReg ArgVRN3M1s[]

static

Initial value:

= {
    RISCV::V8_V9_V10,   RISCV::V9_V10_V11,  RISCV::V10_V11_V12,
    RISCV::V11_V12_V13, RISCV::V12_V13_V14, RISCV::V13_V14_V15,
    RISCV::V14_V15_V16, RISCV::V15_V16_V17, RISCV::V16_V17_V18,
    RISCV::V17_V18_V19, RISCV::V18_V19_V20, RISCV::V19_V20_V21,
    RISCV::V20_V21_V22, RISCV::V21_V22_V23}

Definition at line 71 of file RISCVCallingConv.cpp.

Referenced by allocateRVVReg().

ArgVRN3M2s

const MCPhysReg ArgVRN3M2s[]

static

Initial value:

= {
    RISCV::V8M2_V10M2_V12M2,  RISCV::V10M2_V12M2_V14M2,
    RISCV::V12M2_V14M2_V16M2, RISCV::V14M2_V16M2_V18M2,
    RISCV::V16M2_V18M2_V20M2, RISCV::V18M2_V20M2_V22M2}

Definition at line 116 of file RISCVCallingConv.cpp.

Referenced by allocateRVVReg().

ArgVRN4M1s

const MCPhysReg ArgVRN4M1s[]

static

Initial value:

= {
    RISCV::V8_V9_V10_V11,   RISCV::V9_V10_V11_V12,  RISCV::V10_V11_V12_V13,
    RISCV::V11_V12_V13_V14, RISCV::V12_V13_V14_V15, RISCV::V13_V14_V15_V16,
    RISCV::V14_V15_V16_V17, RISCV::V15_V16_V17_V18, RISCV::V16_V17_V18_V19,
    RISCV::V17_V18_V19_V20, RISCV::V18_V19_V20_V21, RISCV::V19_V20_V21_V22,
    RISCV::V20_V21_V22_V23}

Definition at line 77 of file RISCVCallingConv.cpp.

Referenced by allocateRVVReg().

ArgVRN4M2s

const MCPhysReg ArgVRN4M2s[]

static

Initial value:

= {
    RISCV::V8M2_V10M2_V12M2_V14M2, RISCV::V10M2_V12M2_V14M2_V16M2,
    RISCV::V12M2_V14M2_V16M2_V18M2, RISCV::V14M2_V16M2_V18M2_V20M2,
    RISCV::V16M2_V18M2_V20M2_V22M2}

Definition at line 120 of file RISCVCallingConv.cpp.

Referenced by allocateRVVReg().

ArgVRN5M1s

const MCPhysReg ArgVRN5M1s[]

static

Initial value:

= {
    RISCV::V8_V9_V10_V11_V12,   RISCV::V9_V10_V11_V12_V13,
    RISCV::V10_V11_V12_V13_V14, RISCV::V11_V12_V13_V14_V15,
    RISCV::V12_V13_V14_V15_V16, RISCV::V13_V14_V15_V16_V17,
    RISCV::V14_V15_V16_V17_V18, RISCV::V15_V16_V17_V18_V19,
    RISCV::V16_V17_V18_V19_V20, RISCV::V17_V18_V19_V20_V21,
    RISCV::V18_V19_V20_V21_V22, RISCV::V19_V20_V21_V22_V23}

Definition at line 83 of file RISCVCallingConv.cpp.

Referenced by allocateRVVReg().

ArgVRN6M1s

const MCPhysReg ArgVRN6M1s[]

static

Initial value:

= {
    RISCV::V8_V9_V10_V11_V12_V13,   RISCV::V9_V10_V11_V12_V13_V14,
    RISCV::V10_V11_V12_V13_V14_V15, RISCV::V11_V12_V13_V14_V15_V16,
    RISCV::V12_V13_V14_V15_V16_V17, RISCV::V13_V14_V15_V16_V17_V18,
    RISCV::V14_V15_V16_V17_V18_V19, RISCV::V15_V16_V17_V18_V19_V20,
    RISCV::V16_V17_V18_V19_V20_V21, RISCV::V17_V18_V19_V20_V21_V22,
    RISCV::V18_V19_V20_V21_V22_V23}

Definition at line 90 of file RISCVCallingConv.cpp.

Referenced by allocateRVVReg().

ArgVRN7M1s

const MCPhysReg ArgVRN7M1s[]

static

Initial value:

= {
    RISCV::V8_V9_V10_V11_V12_V13_V14,   RISCV::V9_V10_V11_V12_V13_V14_V15,
    RISCV::V10_V11_V12_V13_V14_V15_V16, RISCV::V11_V12_V13_V14_V15_V16_V17,
    RISCV::V12_V13_V14_V15_V16_V17_V18, RISCV::V13_V14_V15_V16_V17_V18_V19,
    RISCV::V14_V15_V16_V17_V18_V19_V20, RISCV::V15_V16_V17_V18_V19_V20_V21,
    RISCV::V16_V17_V18_V19_V20_V21_V22, RISCV::V17_V18_V19_V20_V21_V22_V23}

Definition at line 97 of file RISCVCallingConv.cpp.

Referenced by allocateRVVReg().

ArgVRN8M1s

const MCPhysReg ArgVRN8M1s[]

static

Initial value:

= {RISCV::V8_V9_V10_V11_V12_V13_V14_V15,
                                       RISCV::V9_V10_V11_V12_V13_V14_V15_V16,
                                       RISCV::V10_V11_V12_V13_V14_V15_V16_V17,
                                       RISCV::V11_V12_V13_V14_V15_V16_V17_V18,
                                       RISCV::V12_V13_V14_V15_V16_V17_V18_V19,
                                       RISCV::V13_V14_V15_V16_V17_V18_V19_V20,
                                       RISCV::V14_V15_V16_V17_V18_V19_V20_V21,
                                       RISCV::V15_V16_V17_V18_V19_V20_V21_V22,
                                       RISCV::V16_V17_V18_V19_V20_V21_V22_V23}

Definition at line 103 of file RISCVCallingConv.cpp.

Referenced by allocateRVVReg().

ArgVRs

const MCPhysReg ArgVRs[]

static

Initial value:

= {
    RISCV::V8,  RISCV::V9,  RISCV::V10, RISCV::V11, RISCV::V12, RISCV::V13,
    RISCV::V14, RISCV::V15, RISCV::V16, RISCV::V17, RISCV::V18, RISCV::V19,
    RISCV::V20, RISCV::V21, RISCV::V22, RISCV::V23}

Definition at line 56 of file RISCVCallingConv.cpp.

Referenced by allocateRVVReg().