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Clean up some style and formatting issues. 

llvm-svn: 213418
This commit is contained in:
Eric Christopher 2014-07-18 22:34:14 +00:00
parent db5371b3bb
commit 66b7069cf8
1 changed files with 29 additions and 33 deletions
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62
llvm/lib/Target/Mips/Mips16InstrInfo.cpp
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@ -44,9 +44,8 @@ const MipsRegisterInfo &Mips16InstrInfo::getRegisterInfo() const {
/// the destination along with the FrameIndex of the loaded stack slot. If
/// not, return 0. This predicate must return 0 if the instruction has
/// any side effects other than loading from the stack slot.
unsigned Mips16InstrInfo::
isLoadFromStackSlot(const MachineInstr *MI, int &FrameIndex) const
{
unsigned Mips16InstrInfo::isLoadFromStackSlot(const MachineInstr *MI,
int &FrameIndex) const {
return 0;
}
@ -55,9 +54,8 @@ isLoadFromStackSlot(const MachineInstr *MI, int &FrameIndex) const
/// the source reg along with the FrameIndex of the loaded stack slot. If
/// not, return 0. This predicate must return 0 if the instruction has
/// any side effects other than storing to the stack slot.
unsigned Mips16InstrInfo::
isStoreToStackSlot(const MachineInstr *MI, int &FrameIndex) const
{
unsigned Mips16InstrInfo::isStoreToStackSlot(const MachineInstr *MI,
int &FrameIndex) const {
return 0;
}
@ -93,11 +91,12 @@ void Mips16InstrInfo::copyPhysReg(MachineBasicBlock &MBB,
MIB.addReg(SrcReg, getKillRegState(KillSrc));
}
void Mips16InstrInfo::
storeRegToStack(MachineBasicBlock &MBB, MachineBasicBlock::iterator I,
unsigned SrcReg, bool isKill, int FI,
const TargetRegisterClass *RC, const TargetRegisterInfo *TRI,
int64_t Offset) const {
void Mips16InstrInfo::storeRegToStack(MachineBasicBlock &MBB,
MachineBasicBlock::iterator I,
unsigned SrcReg, bool isKill, int FI,
const TargetRegisterClass *RC,
const TargetRegisterInfo *TRI,
int64_t Offset) const {
DebugLoc DL;
if (I != MBB.end()) DL = I->getDebugLoc();
MachineMemOperand *MMO = GetMemOperand(MBB, FI, MachineMemOperand::MOStore);
@ -110,10 +109,12 @@ storeRegToStack(MachineBasicBlock &MBB, MachineBasicBlock::iterator I,
.addMemOperand(MMO);
}
void Mips16InstrInfo::
loadRegFromStack(MachineBasicBlock &MBB, MachineBasicBlock::iterator I,
unsigned DestReg, int FI, const TargetRegisterClass *RC,
const TargetRegisterInfo *TRI, int64_t Offset) const {
void Mips16InstrInfo::loadRegFromStack(MachineBasicBlock &MBB,
MachineBasicBlock::iterator I,
unsigned DestReg, int FI,
const TargetRegisterClass *RC,
const TargetRegisterInfo *TRI,
int64_t Offset) const {
DebugLoc DL;
if (I != MBB.end()) DL = I->getDebugLoc();
MachineMemOperand *MMO = GetMemOperand(MBB, FI, MachineMemOperand::MOLoad);
@ -171,7 +172,8 @@ unsigned Mips16InstrInfo::getOppositeBranchOpc(unsigned Opc) const {
}
static void addSaveRestoreRegs(MachineInstrBuilder &MIB,
const std::vector<CalleeSavedInfo> &CSI, unsigned Flags=0) {
const std::vector<CalleeSavedInfo> &CSI,
unsigned Flags = 0) {
for (unsigned i = 0, e = CSI.size(); i != e; ++i) {
// Add the callee-saved register as live-in. Do not add if the register is
// RA and return address is taken, because it has already been added in
@ -195,8 +197,8 @@ static void addSaveRestoreRegs(MachineInstrBuilder &MIB,
}
// Adjust SP by FrameSize bytes. Save RA, S0, S1
void Mips16InstrInfo::makeFrame(unsigned SP, int64_t FrameSize,
MachineBasicBlock &MBB,
MachineBasicBlock::iterator I) const {
MachineBasicBlock &MBB,
MachineBasicBlock::iterator I) const {
DebugLoc DL = I != MBB.end() ? I->getDebugLoc() : DebugLoc();
MachineFunction &MF = *MBB.getParent();
MachineFrameInfo *MFI = MF.getFrameInfo();
@ -287,9 +289,9 @@ void Mips16InstrInfo::adjustStackPtrBig(unsigned SP, int64_t Amount,
MIB4.addReg(Reg1, RegState::Kill);
}
void Mips16InstrInfo::adjustStackPtrBigUnrestricted(unsigned SP, int64_t Amount,
MachineBasicBlock &MBB,
MachineBasicBlock::iterator I) const {
void Mips16InstrInfo::adjustStackPtrBigUnrestricted(
unsigned SP, int64_t Amount, MachineBasicBlock &MBB,
MachineBasicBlock::iterator I) const {
assert(false && "adjust stack pointer amount exceeded");
}
@ -305,11 +307,10 @@ void Mips16InstrInfo::adjustStackPtr(unsigned SP, int64_t Amount,
/// This function generates the sequence of instructions needed to get the
/// result of adding register REG and immediate IMM.
unsigned
Mips16InstrInfo::loadImmediate(unsigned FrameReg,
int64_t Imm, MachineBasicBlock &MBB,
MachineBasicBlock::iterator II, DebugLoc DL,
unsigned &NewImm) const {
unsigned Mips16InstrInfo::loadImmediate(unsigned FrameReg, int64_t Imm,
MachineBasicBlock &MBB,
MachineBasicBlock::iterator II,
DebugLoc DL, unsigned &NewImm) const {
//
// given original instruction is:
// Instr rx, T[offset] where offset is too big.
@ -345,7 +346,7 @@ Mips16InstrInfo::loadImmediate(unsigned FrameReg,
!TargetRegisterInfo::isVirtualRegister(MO.getReg()))
Candidates.reset(MO.getReg());
}
//
// If the same register was used and defined in an instruction, then
// it will not be in the list of candidates.
//
@ -354,7 +355,6 @@ Mips16InstrInfo::loadImmediate(unsigned FrameReg,
// present as an operand of the instruction. this tells
// whether the register is live before the instruction. if it's not
// then we don't need to save it in case there are no free registers.
//
int DefReg = 0;
for (unsigned i = 0, e = II->getNumOperands(); i != e; ++i) {
MachineOperand &MO = II->getOperand(i);
@ -363,9 +363,8 @@ Mips16InstrInfo::loadImmediate(unsigned FrameReg,
break;
}
}
//
BitVector Available = rs.getRegsAvailable(&Mips::CPU16RegsRegClass);
BitVector Available = rs.getRegsAvailable(&Mips::CPU16RegsRegClass);
Available &= Candidates;
//
// we use T0 for the first register, if we need to save something away.
@ -374,7 +373,6 @@ Mips16InstrInfo::loadImmediate(unsigned FrameReg,
unsigned FirstRegSaved =0, SecondRegSaved=0;
unsigned FirstRegSavedTo = 0, SecondRegSavedTo = 0;
Reg = Available.find_first();
if (Reg == -1) {
@ -442,7 +440,6 @@ void Mips16InstrInfo::ExpandRetRA16(MachineBasicBlock &MBB,
BuildMI(MBB, I, I->getDebugLoc(), get(Opc));
}
const MCInstrDesc &Mips16InstrInfo::AddiuSpImm(int64_t Imm) const {
if (validSpImm8(Imm))
return get(Mips::AddiuSpImm16);
@ -497,7 +494,6 @@ bool Mips16InstrInfo::validImmediate(unsigned Opcode, unsigned Reg,
unsigned Mips16InstrInfo::getInlineAsmLength(const char *Str,
const MCAsmInfo &MAI) const {
// Count the number of instructions in the asm.
bool atInsnStart = true;
unsigned Length = 0;