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Use range-based for loops.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222782 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Craig Topper 2014-11-25 20:11:31 +00:00
parent 5d7f978e91
commit f78e333712
2 changed files with 90 additions and 131 deletions
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213
utils/TableGen/AsmMatcherEmitter.cpp
View File

@ -255,9 +255,8 @@ public:
return true;
// ... or if any of its super classes are a subset of RHS.
for (std::vector<ClassInfo*>::const_iterator it = SuperClasses.begin(),
ie = SuperClasses.end(); it != ie; ++it)
if ((*it)->isSubsetOf(RHS))
for (const ClassInfo *CI : SuperClasses)
if (CI->isSubsetOf(RHS))
return true;
return false;
@ -1087,15 +1086,12 @@ buildRegisterClasses(SmallPtrSetImpl<Record*> &SingletonRegisters) {
RegisterSetSet RegisterSets;
// Gather the defined sets.
for (ArrayRef<CodeGenRegisterClass*>::const_iterator it =
RegClassList.begin(), ie = RegClassList.end(); it != ie; ++it)
RegisterSets.insert(RegisterSet(
(*it)->getOrder().begin(), (*it)->getOrder().end()));
for (const CodeGenRegisterClass *RC : RegClassList)
RegisterSets.insert(RegisterSet(RC->getOrder().begin(),
RC->getOrder().end()));
// Add any required singleton sets.
for (SmallPtrSetImpl<Record*>::iterator it = SingletonRegisters.begin(),
ie = SingletonRegisters.end(); it != ie; ++it) {
Record *Rec = *it;
for (Record *Rec : SingletonRegisters) {
RegisterSets.insert(RegisterSet(&Rec, &Rec + 1));
}
@ -1103,19 +1099,16 @@ buildRegisterClasses(SmallPtrSetImpl<Record*> &SingletonRegisters) {
// a unique register set class), and build the mapping of registers to the set
// they should classify to.
std::map<Record*, RegisterSet> RegisterMap;
for (std::vector<CodeGenRegister*>::const_iterator it = Registers.begin(),
ie = Registers.end(); it != ie; ++it) {
const CodeGenRegister &CGR = **it;
for (const CodeGenRegister *CGR : Registers) {
// Compute the intersection of all sets containing this register.
RegisterSet ContainingSet;
for (RegisterSetSet::iterator it = RegisterSets.begin(),
ie = RegisterSets.end(); it != ie; ++it) {
if (!it->count(CGR.TheDef))
for (const RegisterSet &RS : RegisterSets) {
if (!RS.count(CGR->TheDef))
continue;
if (ContainingSet.empty()) {
ContainingSet = *it;
ContainingSet = RS;
continue;
}
@ -1123,21 +1116,20 @@ buildRegisterClasses(SmallPtrSetImpl<Record*> &SingletonRegisters) {
std::swap(Tmp, ContainingSet);
std::insert_iterator<RegisterSet> II(ContainingSet,
ContainingSet.begin());
std::set_intersection(Tmp.begin(), Tmp.end(), it->begin(), it->end(), II,
std::set_intersection(Tmp.begin(), Tmp.end(), RS.begin(), RS.end(), II,
LessRecordByID());
}
if (!ContainingSet.empty()) {
RegisterSets.insert(ContainingSet);
RegisterMap.insert(std::make_pair(CGR.TheDef, ContainingSet));
RegisterMap.insert(std::make_pair(CGR->TheDef, ContainingSet));
}
}
// Construct the register classes.
std::map<RegisterSet, ClassInfo*, LessRegisterSet> RegisterSetClasses;
unsigned Index = 0;
for (RegisterSetSet::iterator it = RegisterSets.begin(),
ie = RegisterSets.end(); it != ie; ++it, ++Index) {
for (const RegisterSet &RS : RegisterSets) {
ClassInfo *CI = new ClassInfo();
CI->Kind = ClassInfo::RegisterClass0 + Index;
CI->ClassName = "Reg" + utostr(Index);
@ -1145,42 +1137,39 @@ buildRegisterClasses(SmallPtrSetImpl<Record*> &SingletonRegisters) {
CI->ValueName = "";
CI->PredicateMethod = ""; // unused
CI->RenderMethod = "addRegOperands";
CI->Registers = *it;
CI->Registers = RS;
// FIXME: diagnostic type.
CI->DiagnosticType = "";
Classes.push_back(CI);
RegisterSetClasses.insert(std::make_pair(*it, CI));
RegisterSetClasses.insert(std::make_pair(RS, CI));
++Index;
}
// Find the superclasses; we could compute only the subgroup lattice edges,
// but there isn't really a point.
for (RegisterSetSet::iterator it = RegisterSets.begin(),
ie = RegisterSets.end(); it != ie; ++it) {
ClassInfo *CI = RegisterSetClasses[*it];
for (RegisterSetSet::iterator it2 = RegisterSets.begin(),
ie2 = RegisterSets.end(); it2 != ie2; ++it2)
if (*it != *it2 &&
std::includes(it2->begin(), it2->end(), it->begin(), it->end(),
for (const RegisterSet &RS : RegisterSets) {
ClassInfo *CI = RegisterSetClasses[RS];
for (const RegisterSet &RS2 : RegisterSets)
if (RS != RS2 &&
std::includes(RS2.begin(), RS2.end(), RS.begin(), RS.end(),
LessRecordByID()))
CI->SuperClasses.push_back(RegisterSetClasses[*it2]);
CI->SuperClasses.push_back(RegisterSetClasses[RS2]);
}
// Name the register classes which correspond to a user defined RegisterClass.
for (ArrayRef<CodeGenRegisterClass*>::const_iterator
it = RegClassList.begin(), ie = RegClassList.end(); it != ie; ++it) {
const CodeGenRegisterClass &RC = **it;
for (const CodeGenRegisterClass *RC : RegClassList) {
// Def will be NULL for non-user defined register classes.
Record *Def = RC.getDef();
Record *Def = RC->getDef();
if (!Def)
continue;
ClassInfo *CI = RegisterSetClasses[RegisterSet(RC.getOrder().begin(),
RC.getOrder().end())];
ClassInfo *CI = RegisterSetClasses[RegisterSet(RC->getOrder().begin(),
RC->getOrder().end())];
if (CI->ValueName.empty()) {
CI->ClassName = RC.getName();
CI->Name = "MCK_" + RC.getName();
CI->ValueName = RC.getName();
CI->ClassName = RC->getName();
CI->Name = "MCK_" + RC->getName();
CI->ValueName = RC->getName();
} else
CI->ValueName = CI->ValueName + "," + RC.getName();
CI->ValueName = CI->ValueName + "," + RC->getName();
RegisterClassClasses.insert(std::make_pair(Def, CI));
}
@ -1191,9 +1180,7 @@ buildRegisterClasses(SmallPtrSetImpl<Record*> &SingletonRegisters) {
RegisterClasses[it->first] = RegisterSetClasses[it->second];
// Name the register classes which correspond to singleton registers.
for (SmallPtrSetImpl<Record*>::iterator it = SingletonRegisters.begin(),
ie = SingletonRegisters.end(); it != ie; ++it) {
Record *Rec = *it;
for (Record *Rec : SingletonRegisters) {
ClassInfo *CI = RegisterClasses[Rec];
assert(CI && "Missing singleton register class info!");
@ -1211,36 +1198,34 @@ void AsmMatcherInfo::buildOperandClasses() {
Records.getAllDerivedDefinitions("AsmOperandClass");
// Pre-populate AsmOperandClasses map.
for (std::vector<Record*>::iterator it = AsmOperands.begin(),
ie = AsmOperands.end(); it != ie; ++it)
AsmOperandClasses[*it] = new ClassInfo();
for (Record *Rec : AsmOperands)
AsmOperandClasses[Rec] = new ClassInfo();
unsigned Index = 0;
for (std::vector<Record*>::iterator it = AsmOperands.begin(),
ie = AsmOperands.end(); it != ie; ++it, ++Index) {
ClassInfo *CI = AsmOperandClasses[*it];
for (Record *Rec : AsmOperands) {
ClassInfo *CI = AsmOperandClasses[Rec];
CI->Kind = ClassInfo::UserClass0 + Index;
ListInit *Supers = (*it)->getValueAsListInit("SuperClasses");
ListInit *Supers = Rec->getValueAsListInit("SuperClasses");
for (unsigned i = 0, e = Supers->getSize(); i != e; ++i) {
DefInit *DI = dyn_cast<DefInit>(Supers->getElement(i));
if (!DI) {
PrintError((*it)->getLoc(), "Invalid super class reference!");
PrintError(Rec->getLoc(), "Invalid super class reference!");
continue;
}
ClassInfo *SC = AsmOperandClasses[DI->getDef()];
if (!SC)
PrintError((*it)->getLoc(), "Invalid super class reference!");
PrintError(Rec->getLoc(), "Invalid super class reference!");
else
CI->SuperClasses.push_back(SC);
}
CI->ClassName = (*it)->getValueAsString("Name");
CI->ClassName = Rec->getValueAsString("Name");
CI->Name = "MCK_" + CI->ClassName;
CI->ValueName = (*it)->getName();
CI->ValueName = Rec->getName();
// Get or construct the predicate method name.
Init *PMName = (*it)->getValueInit("PredicateMethod");
Init *PMName = Rec->getValueInit("PredicateMethod");
if (StringInit *SI = dyn_cast<StringInit>(PMName)) {
CI->PredicateMethod = SI->getValue();
} else {
@ -1249,7 +1234,7 @@ void AsmMatcherInfo::buildOperandClasses() {
}
// Get or construct the render method name.
Init *RMName = (*it)->getValueInit("RenderMethod");
Init *RMName = Rec->getValueInit("RenderMethod");
if (StringInit *SI = dyn_cast<StringInit>(RMName)) {
CI->RenderMethod = SI->getValue();
} else {
@ -1258,18 +1243,19 @@ void AsmMatcherInfo::buildOperandClasses() {
}
// Get the parse method name or leave it as empty.
Init *PRMName = (*it)->getValueInit("ParserMethod");
Init *PRMName = Rec->getValueInit("ParserMethod");
if (StringInit *SI = dyn_cast<StringInit>(PRMName))
CI->ParserMethod = SI->getValue();
// Get the diagnostic type or leave it as empty.
// Get the parse method name or leave it as empty.
Init *DiagnosticType = (*it)->getValueInit("DiagnosticType");
Init *DiagnosticType = Rec->getValueInit("DiagnosticType");
if (StringInit *SI = dyn_cast<StringInit>(DiagnosticType))
CI->DiagnosticType = SI->getValue();
AsmOperandClasses[*it] = CI;
AsmOperandClasses[Rec] = CI;
Classes.push_back(CI);
++Index;
}
}
@ -1344,20 +1330,18 @@ void AsmMatcherInfo::buildInfo() {
std::string RegisterPrefix = AsmVariant->getValueAsString("RegisterPrefix");
int AsmVariantNo = AsmVariant->getValueAsInt("Variant");
for (CodeGenTarget::inst_iterator I = Target.inst_begin(),
E = Target.inst_end(); I != E; ++I) {
const CodeGenInstruction &CGI = **I;
for (const CodeGenInstruction *CGI : Target.instructions()) {
// If the tblgen -match-prefix option is specified (for tblgen hackers),
// filter the set of instructions we consider.
if (!StringRef(CGI.TheDef->getName()).startswith(MatchPrefix))
if (!StringRef(CGI->TheDef->getName()).startswith(MatchPrefix))
continue;
// Ignore "codegen only" instructions.
if (CGI.TheDef->getValueAsBit("isCodeGenOnly"))
if (CGI->TheDef->getValueAsBit("isCodeGenOnly"))
continue;
std::unique_ptr<MatchableInfo> II(new MatchableInfo(CGI));
std::unique_ptr<MatchableInfo> II(new MatchableInfo(*CGI));
II->initialize(*this, SingletonRegisters, AsmVariantNo, RegisterPrefix);
@ -1411,10 +1395,7 @@ void AsmMatcherInfo::buildInfo() {
// Build the information about matchables, now that we have fully formed
// classes.
std::vector<MatchableInfo*> NewMatchables;
for (std::vector<MatchableInfo*>::iterator it = Matchables.begin(),
ie = Matchables.end(); it != ie; ++it) {
MatchableInfo *II = *it;
for (MatchableInfo *II : Matchables) {
// Parse the tokens after the mnemonic.
// Note: buildInstructionOperandReference may insert new AsmOperands, so
// don't precompute the loop bound.
@ -1767,16 +1748,13 @@ static void emitConvertFuncs(CodeGenTarget &Target, StringRef ClassName,
OperandConversionKinds.insert("CVT_Tied");
enum { CVT_Done, CVT_Reg, CVT_Tied };
for (std::vector<MatchableInfo*>::const_iterator it = Infos.begin(),
ie = Infos.end(); it != ie; ++it) {
MatchableInfo &II = **it;
for (MatchableInfo *II : Infos) {
// Check if we have a custom match function.
std::string AsmMatchConverter =
II.getResultInst()->TheDef->getValueAsString("AsmMatchConverter");
II->getResultInst()->TheDef->getValueAsString("AsmMatchConverter");
if (!AsmMatchConverter.empty()) {
std::string Signature = "ConvertCustom_" + AsmMatchConverter;
II.ConversionFnKind = Signature;
II->ConversionFnKind = Signature;
// Check if we have already generated this signature.
if (!InstructionConversionKinds.insert(Signature))
@ -1808,16 +1786,17 @@ static void emitConvertFuncs(CodeGenTarget &Target, StringRef ClassName,
std::vector<uint8_t> ConversionRow;
// Compute the convert enum and the case body.
MaxRowLength = std::max(MaxRowLength, II.ResOperands.size()*2 + 1 );
MaxRowLength = std::max(MaxRowLength, II->ResOperands.size()*2 + 1 );
for (unsigned i = 0, e = II.ResOperands.size(); i != e; ++i) {
const MatchableInfo::ResOperand &OpInfo = II.ResOperands[i];
for (unsigned i = 0, e = II->ResOperands.size(); i != e; ++i) {
const MatchableInfo::ResOperand &OpInfo = II->ResOperands[i];
// Generate code to populate each result operand.
switch (OpInfo.Kind) {
case MatchableInfo::ResOperand::RenderAsmOperand: {
// This comes from something we parsed.
MatchableInfo::AsmOperand &Op = II.AsmOperands[OpInfo.AsmOperandNum];
const MatchableInfo::AsmOperand &Op =
II->AsmOperands[OpInfo.AsmOperandNum];
// Registers are always converted the same, don't duplicate the
// conversion function based on them.
@ -1940,7 +1919,7 @@ static void emitConvertFuncs(CodeGenTarget &Target, StringRef ClassName,
if (Signature == "Convert")
Signature += "_NoOperands";
II.ConversionFnKind = Signature;
II->ConversionFnKind = Signature;
// Save the signature. If we already have it, don't add a new row
// to the table.
@ -2011,19 +1990,17 @@ static void emitMatchClassEnumeration(CodeGenTarget &Target,
<< "/// instruction matching.\n";
OS << "enum MatchClassKind {\n";
OS << " InvalidMatchClass = 0,\n";
for (std::vector<ClassInfo*>::iterator it = Infos.begin(),
ie = Infos.end(); it != ie; ++it) {
ClassInfo &CI = **it;
OS << " " << CI.Name << ", // ";
if (CI.Kind == ClassInfo::Token) {
OS << "'" << CI.ValueName << "'\n";
} else if (CI.isRegisterClass()) {
if (!CI.ValueName.empty())
OS << "register class '" << CI.ValueName << "'\n";
for (const ClassInfo *CI : Infos) {
OS << " " << CI->Name << ", // ";
if (CI->Kind == ClassInfo::Token) {
OS << "'" << CI->ValueName << "'\n";
} else if (CI->isRegisterClass()) {
if (!CI->ValueName.empty())
OS << "register class '" << CI->ValueName << "'\n";
else
OS << "derived register class\n";
} else {
OS << "user defined class '" << CI.ValueName << "'\n";
OS << "user defined class '" << CI->ValueName << "'\n";
}
}
OS << " NumMatchClassKinds\n";
@ -2053,20 +2030,17 @@ static void emitValidateOperandClass(AsmMatcherInfo &Info,
// Check the user classes. We don't care what order since we're only
// actually matching against one of them.
for (std::vector<ClassInfo*>::iterator it = Info.Classes.begin(),
ie = Info.Classes.end(); it != ie; ++it) {
ClassInfo &CI = **it;
if (!CI.isUserClass())
for (const ClassInfo *CI : Info.Classes) {
if (!CI->isUserClass())
continue;
OS << " // '" << CI.ClassName << "' class\n";
OS << " if (Kind == " << CI.Name << ") {\n";
OS << " if (Operand." << CI.PredicateMethod << "())\n";
OS << " // '" << CI->ClassName << "' class\n";
OS << " if (Kind == " << CI->Name << ") {\n";
OS << " if (Operand." << CI->PredicateMethod << "())\n";
OS << " return MCTargetAsmParser::Match_Success;\n";
if (!CI.DiagnosticType.empty())
if (!CI->DiagnosticType.empty())
OS << " return " << Info.Target.getName() << "AsmParser::Match_"
<< CI.DiagnosticType << ";\n";
<< CI->DiagnosticType << ";\n";
OS << " }\n\n";
}
@ -2075,11 +2049,9 @@ static void emitValidateOperandClass(AsmMatcherInfo &Info,
OS << " MatchClassKind OpKind;\n";
OS << " switch (Operand.getReg()) {\n";
OS << " default: OpKind = InvalidMatchClass; break;\n";
for (AsmMatcherInfo::RegisterClassesTy::iterator
it = Info.RegisterClasses.begin(), ie = Info.RegisterClasses.end();
it != ie; ++it)
for (const auto &RC : Info.RegisterClasses)
OS << " case " << Info.Target.getName() << "::"
<< it->first->getName() << ": OpKind = " << it->second->Name
<< RC.first->getName() << ": OpKind = " << RC.second->Name
<< "; break;\n";
OS << " }\n";
OS << " return isSubclass(OpKind, Kind) ? "
@ -2107,24 +2079,18 @@ static void emitIsSubclass(CodeGenTarget &Target,
SS << " switch (A) {\n";
SS << " default:\n";
SS << " return false;\n";
for (std::vector<ClassInfo*>::iterator it = Infos.begin(),
ie = Infos.end(); it != ie; ++it) {
ClassInfo &A = **it;
for (const ClassInfo *A : Infos) {
std::vector<StringRef> SuperClasses;
for (std::vector<ClassInfo*>::iterator it = Infos.begin(),
ie = Infos.end(); it != ie; ++it) {
ClassInfo &B = **it;
if (&A != &B && A.isSubsetOf(B))
SuperClasses.push_back(B.Name);
for (const ClassInfo *B : Infos) {
if (A != B && A->isSubsetOf(*B))
SuperClasses.push_back(B->Name);
}
if (SuperClasses.empty())
continue;
++Count;
SS << "\n case " << A.Name << ":\n";
SS << "\n case " << A->Name << ":\n";
if (SuperClasses.size() == 1) {
SS << " return B == " << SuperClasses.back().str() << ";\n";
@ -2161,13 +2127,10 @@ static void emitMatchTokenString(CodeGenTarget &Target,
raw_ostream &OS) {
// Construct the match list.
std::vector<StringMatcher::StringPair> Matches;
for (std::vector<ClassInfo*>::iterator it = Infos.begin(),
ie = Infos.end(); it != ie; ++it) {
ClassInfo &CI = **it;
if (CI.Kind == ClassInfo::Token)
Matches.push_back(StringMatcher::StringPair(CI.ValueName,
"return " + CI.Name + ";"));
for (const ClassInfo *CI : Infos) {
if (CI->Kind == ClassInfo::Token)
Matches.push_back(StringMatcher::StringPair(CI->ValueName,
"return " + CI->Name + ";"));
}
OS << "static MatchClassKind matchTokenString(StringRef Name) {\n";
@ -2566,9 +2529,7 @@ static void emitCustomOperandParsing(raw_ostream &OS, CodeGenTarget &Target,
<< " &Operands,\n unsigned MCK) {\n\n"
<< " switch(MCK) {\n";
for (std::vector<ClassInfo*>::const_iterator it = Info.Classes.begin(),
ie = Info.Classes.end(); it != ie; ++it) {
ClassInfo *CI = *it;
for (const ClassInfo *CI : Info.Classes) {
if (CI->ParserMethod.empty())
continue;
OS << " case " << CI->Name << ":\n"

8
utils/TableGen/AsmWriterEmitter.cpp
View File

@ -1086,12 +1086,10 @@ void AsmWriterEmitter::EmitPrintAliasInstruction(raw_ostream &O) {
AsmWriterEmitter::AsmWriterEmitter(RecordKeeper &R) : Records(R), Target(R) {
Record *AsmWriter = Target.getAsmWriter();
for (CodeGenTarget::inst_iterator I = Target.inst_begin(),
E = Target.inst_end();
I != E; ++I)
if (!(*I)->AsmString.empty() && (*I)->TheDef->getName() != "PHI")
for (const CodeGenInstruction *I : Target.instructions())
if (!I->AsmString.empty() && I->TheDef->getName() != "PHI")
Instructions.push_back(
AsmWriterInst(**I, AsmWriter->getValueAsInt("Variant")));
AsmWriterInst(*I, AsmWriter->getValueAsInt("Variant")));
// Get the instruction numbering.
NumberedInstructions = &Target.getInstructionsByEnumValue();