RISCVRegisterInfo.cpp File Reference

#include "RISCVRegisterInfo.h"
#include "RISCV.h"
#include "RISCVMachineFunctionInfo.h"
#include "RISCVSubtarget.h"
#include "llvm/ADT/SmallSet.h"
#include "llvm/BinaryFormat/Dwarf.h"
#include "llvm/CodeGen/MachineFrameInfo.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/RegisterScavenging.h"
#include "llvm/CodeGen/TargetFrameLowering.h"
#include "llvm/CodeGen/TargetInstrInfo.h"
#include "llvm/IR/DebugInfoMetadata.h"
#include "llvm/Support/ErrorHandling.h"
#include "RISCVGenRegisterInfo.inc"

Go to the source code of this file.

Macros
#define	GET_REGINFO_TARGET_DESC

Variables
static cl::opt< bool >	DisableRegAllocHints ("riscv-disable-regalloc-hints", cl::Hidden, cl::init(false), cl::desc("Disable two address hints for register " "allocation"))
static const std::pair< unsigned, int >	FixedCSRFIMap []

Macro Definition Documentation

GET_REGINFO_TARGET_DESC

#define GET_REGINFO_TARGET_DESC

Definition at line 28 of file RISCVRegisterInfo.cpp.

Variable Documentation

DisableRegAllocHints

cl::opt< bool > DisableRegAllocHints("riscv-disable-regalloc-hints", cl::Hidden, cl::init(false), cl::desc("Disable two address hints for register " "allocation")) ( "riscv-disable-regalloc-hints"  , cl::Hidden  , cl::init(false)  , cl::desc("Disable two address hints for register " "allocation")    )

static

Referenced by llvm::RISCVRegisterInfo::getRegAllocationHints().

FixedCSRFIMap

const std::pair<unsigned, int> FixedCSRFIMap[]

static

Initial value:

= {
  {  RISCV::X1,   -1},
  {  RISCV::X8,   -2},
  {  RISCV::X9,   -3},
  {  RISCV::X18,  -4},
  {  RISCV::X19,  -5},
  {  RISCV::X20,  -6},
  {  RISCV::X21,  -7},
  {  RISCV::X22,  -8},
  {  RISCV::X23,  -9},
  {  RISCV::X24,  -10},
  {  RISCV::X25,  -11},
  { RISCV::X26,  -12},
  { RISCV::X27,  -13}
}

Definition at line 137 of file RISCVRegisterInfo.cpp.

Referenced by llvm::RISCVRegisterInfo::hasReservedSpillSlot().