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Rename all methods to follow style guide.

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No functional change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@144132 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen 2011-11-08 21:57:47 +00:00
parent 35e932483a
commit 6bcb9a783b
1 changed files with 42 additions and 42 deletions
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84
lib/CodeGen/ExecutionDepsFix.cpp
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@ -135,18 +135,18 @@ public:
private:
// Register mapping.
int RegIndex(unsigned Reg);
int regIndex(unsigned Reg);
// DomainValue allocation.
DomainValue *Alloc(int domain = -1);
DomainValue *alloc(int domain = -1);
void release(DomainValue*);
// LiveRegs manipulations.
void SetLiveReg(int rx, DomainValue *DV);
void Kill(int rx);
void Force(int rx, unsigned domain);
void Collapse(DomainValue *dv, unsigned domain);
bool Merge(DomainValue *A, DomainValue *B);
void setLiveReg(int rx, DomainValue *DV);
void kill(int rx);
void force(int rx, unsigned domain);
void collapse(DomainValue *dv, unsigned domain);
bool merge(DomainValue *A, DomainValue *B);
void enterBasicBlock(MachineBasicBlock*);
void leaveBasicBlock(MachineBasicBlock*);
@ -161,12 +161,12 @@ char ExeDepsFix::ID = 0;
/// Translate TRI register number to an index into our smaller tables of
/// interesting registers. Return -1 for boring registers.
int ExeDepsFix::RegIndex(unsigned Reg) {
int ExeDepsFix::regIndex(unsigned Reg) {
assert(Reg < AliasMap.size() && "Invalid register");
return AliasMap[Reg];
}
DomainValue *ExeDepsFix::Alloc(int domain) {
DomainValue *ExeDepsFix::alloc(int domain) {
DomainValue *dv = Avail.empty() ?
new(Allocator.Allocate()) DomainValue :
Avail.pop_back_val();
@ -185,14 +185,14 @@ void ExeDepsFix::release(DomainValue *DV) {
// There are no more DV references. Collapse any contained instructions.
if (DV->AvailableDomains && !DV->isCollapsed())
Collapse(DV, DV->getFirstDomain());
collapse(DV, DV->getFirstDomain());
DV->clear();
Avail.push_back(DV);
}
/// Set LiveRegs[rx] = dv, updating reference counts.
void ExeDepsFix::SetLiveReg(int rx, DomainValue *dv) {
void ExeDepsFix::setLiveReg(int rx, DomainValue *dv) {
assert(unsigned(rx) < NumRegs && "Invalid index");
if (!LiveRegs) {
LiveRegs = new DomainValue*[NumRegs];
@ -208,7 +208,7 @@ void ExeDepsFix::SetLiveReg(int rx, DomainValue *dv) {
}
// Kill register rx, recycle or collapse any DomainValue.
void ExeDepsFix::Kill(int rx) {
void ExeDepsFix::kill(int rx) {
assert(unsigned(rx) < NumRegs && "Invalid index");
if (!LiveRegs || !LiveRegs[rx]) return;
@ -217,30 +217,30 @@ void ExeDepsFix::Kill(int rx) {
}
/// Force register rx into domain.
void ExeDepsFix::Force(int rx, unsigned domain) {
void ExeDepsFix::force(int rx, unsigned domain) {
assert(unsigned(rx) < NumRegs && "Invalid index");
DomainValue *dv;
if (LiveRegs && (dv = LiveRegs[rx])) {
if (dv->isCollapsed())
dv->addDomain(domain);
else if (dv->hasDomain(domain))
Collapse(dv, domain);
collapse(dv, domain);
else {
// This is an incompatible open DomainValue. Collapse it to whatever and
// force the new value into domain. This costs a domain crossing.
Collapse(dv, dv->getFirstDomain());
collapse(dv, dv->getFirstDomain());
assert(LiveRegs[rx] && "Not live after collapse?");
LiveRegs[rx]->addDomain(domain);
}
} else {
// Set up basic collapsed DomainValue.
SetLiveReg(rx, Alloc(domain));
setLiveReg(rx, alloc(domain));
}
}
/// Collapse open DomainValue into given domain. If there are multiple
/// registers using dv, they each get a unique collapsed DomainValue.
void ExeDepsFix::Collapse(DomainValue *dv, unsigned domain) {
void ExeDepsFix::collapse(DomainValue *dv, unsigned domain) {
assert(dv->hasDomain(domain) && "Cannot collapse");
// Collapse all the instructions.
@ -252,12 +252,12 @@ void ExeDepsFix::Collapse(DomainValue *dv, unsigned domain) {
if (LiveRegs && dv->Refs > 1)
for (unsigned rx = 0; rx != NumRegs; ++rx)
if (LiveRegs[rx] == dv)
SetLiveReg(rx, Alloc(domain));
setLiveReg(rx, alloc(domain));
}
/// Merge - All instructions and registers in B are moved to A, and B is
/// released.
bool ExeDepsFix::Merge(DomainValue *A, DomainValue *B) {
bool ExeDepsFix::merge(DomainValue *A, DomainValue *B) {
assert(!A->isCollapsed() && "Cannot merge into collapsed");
assert(!B->isCollapsed() && "Cannot merge from collapsed");
if (A == B)
@ -276,7 +276,7 @@ bool ExeDepsFix::Merge(DomainValue *A, DomainValue *B) {
for (unsigned rx = 0; rx != NumRegs; ++rx)
if (LiveRegs[rx] == B)
SetLiveReg(rx, A);
setLiveReg(rx, A);
return true;
}
@ -284,7 +284,7 @@ void ExeDepsFix::enterBasicBlock(MachineBasicBlock *MBB) {
// Try to coalesce live-out registers from predecessors.
for (MachineBasicBlock::livein_iterator i = MBB->livein_begin(),
e = MBB->livein_end(); i != e; ++i) {
int rx = RegIndex(*i);
int rx = regIndex(*i);
if (rx < 0) continue;
for (MachineBasicBlock::const_pred_iterator pi = MBB->pred_begin(),
pe = MBB->pred_end(); pi != pe; ++pi) {
@ -293,7 +293,7 @@ void ExeDepsFix::enterBasicBlock(MachineBasicBlock *MBB) {
DomainValue *pdv = fi->second[rx];
if (!pdv || !pdv->AvailableDomains) continue;
if (!LiveRegs || !LiveRegs[rx]) {
SetLiveReg(rx, pdv);
setLiveReg(rx, pdv);
continue;
}
@ -302,15 +302,15 @@ void ExeDepsFix::enterBasicBlock(MachineBasicBlock *MBB) {
// We are already collapsed, but predecessor is not. Force him.
unsigned domain = LiveRegs[rx]->getFirstDomain();
if (!pdv->isCollapsed() && pdv->hasDomain(domain))
Collapse(pdv, domain);
collapse(pdv, domain);
continue;
}
// Currently open, merge in predecessor.
if (!pdv->isCollapsed())
Merge(LiveRegs[rx], pdv);
merge(LiveRegs[rx], pdv);
else
Force(rx, pdv->getFirstDomain());
force(rx, pdv->getFirstDomain());
}
}
}
@ -344,19 +344,19 @@ void ExeDepsFix::visitHardInstr(MachineInstr *mi, unsigned domain) {
e = mi->getDesc().getNumOperands(); i != e; ++i) {
MachineOperand &mo = mi->getOperand(i);
if (!mo.isReg()) continue;
int rx = RegIndex(mo.getReg());
int rx = regIndex(mo.getReg());
if (rx < 0) continue;
Force(rx, domain);
force(rx, domain);
}
// Kill all defs and force them.
for (unsigned i = 0, e = mi->getDesc().getNumDefs(); i != e; ++i) {
MachineOperand &mo = mi->getOperand(i);
if (!mo.isReg()) continue;
int rx = RegIndex(mo.getReg());
int rx = regIndex(mo.getReg());
if (rx < 0) continue;
Kill(rx);
Force(rx, domain);
kill(rx);
force(rx, domain);
}
}
@ -373,7 +373,7 @@ void ExeDepsFix::visitSoftInstr(MachineInstr *mi, unsigned mask) {
e = mi->getDesc().getNumOperands(); i != e; ++i) {
MachineOperand &mo = mi->getOperand(i);
if (!mo.isReg()) continue;
int rx = RegIndex(mo.getReg());
int rx = regIndex(mo.getReg());
if (rx < 0) continue;
if (DomainValue *dv = LiveRegs[rx]) {
// Bitmask of domains that dv and available have in common.
@ -390,7 +390,7 @@ void ExeDepsFix::visitSoftInstr(MachineInstr *mi, unsigned mask) {
else
// Open DomainValue is not compatible with instruction. It is useless
// now.
Kill(rx);
kill(rx);
}
}
@ -410,7 +410,7 @@ void ExeDepsFix::visitSoftInstr(MachineInstr *mi, unsigned mask) {
DomainValue *dv = LiveRegs[rx];
// This useless DomainValue could have been missed above.
if (!dv->getCommonDomains(available)) {
Kill(*i);
kill(*i);
continue;
}
// sorted, uniqued insert.
@ -438,17 +438,17 @@ void ExeDepsFix::visitSoftInstr(MachineInstr *mi, unsigned mask) {
}
DomainValue *latest = doms.pop_back_val();
if (Merge(dv, latest)) continue;
if (merge(dv, latest)) continue;
// If latest didn't merge, it is useless now. Kill all registers using it.
for (SmallVector<int,4>::iterator i=used.begin(), e=used.end(); i != e; ++i)
if (LiveRegs[*i] == latest)
Kill(*i);
kill(*i);
}
// dv is the DomainValue we are going to use for this instruction.
if (!dv)
dv = Alloc();
dv = alloc();
dv->Dist = Distance;
dv->AvailableDomains = available;
dv->Instrs.push_back(mi);
@ -457,11 +457,11 @@ void ExeDepsFix::visitSoftInstr(MachineInstr *mi, unsigned mask) {
for (unsigned i = 0, e = mi->getDesc().getNumOperands(); i != e; ++i) {
MachineOperand &mo = mi->getOperand(i);
if (!mo.isReg()) continue;
int rx = RegIndex(mo.getReg());
int rx = regIndex(mo.getReg());
if (rx < 0) continue;
if (!LiveRegs || !LiveRegs[rx] || (mo.isDef() && LiveRegs[rx]!=dv)) {
Kill(rx);
SetLiveReg(rx, dv);
kill(rx);
setLiveReg(rx, dv);
}
}
}
@ -471,9 +471,9 @@ void ExeDepsFix::visitGenericInstr(MachineInstr *mi) {
for (unsigned i = 0, e = mi->getDesc().getNumDefs(); i != e; ++i) {
MachineOperand &mo = mi->getOperand(i);
if (!mo.isReg()) continue;
int rx = RegIndex(mo.getReg());
int rx = regIndex(mo.getReg());
if (rx < 0) continue;
Kill(rx);
kill(rx);
}
}
@ -529,7 +529,7 @@ bool ExeDepsFix::runOnMachineFunction(MachineFunction &mf) {
LiveRegs = FI->second;
for (unsigned i = 0, e = NumRegs; i != e; ++i)
if (LiveRegs[i])
Kill(i);
kill(i);
delete[] LiveRegs;
}
LiveOuts.clear();