MC: range-loopify

Use C++11 range-based loops rather than explicit constructors.  NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@207393 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Saleem Abdulrasool 2014-04-28 03:34:48 +00:00
parent 98e5006d92
commit 1c5e4e5021

View File

@ -662,8 +662,8 @@ void WinCOFFObjectWriter::ExecutePostLayoutBinding(MCAssembler &Asm,
}
}
for (MCAssembler::const_iterator i = Asm.begin(), e = Asm.end(); i != e; i++)
DefineSection(*i);
for (const auto & Section : Asm)
DefineSection(Section);
for (MCSymbolData &SD : Asm.symbols())
if (ExportSymbol(SD, Asm))
@ -808,77 +808,71 @@ void WinCOFFObjectWriter::WriteObject(MCAssembler &Asm,
Header.NumberOfSections = 0;
DenseMap<COFFSection *, uint16_t> SectionIndices;
for (sections::iterator i = Sections.begin(),
e = Sections.end(); i != e; i++) {
if (Layout.getSectionAddressSize((*i)->MCData) > 0) {
for (auto & Section : Sections) {
if (Layout.getSectionAddressSize(Section->MCData) > 0) {
size_t Number = ++Header.NumberOfSections;
SectionIndices[i->get()] = Number;
MakeSectionReal(**i, Number);
SectionIndices[Section.get()] = Number;
MakeSectionReal(*Section, Number);
} else {
(*i)->Number = -1;
Section->Number = -1;
}
}
Header.NumberOfSymbols = 0;
for (symbols::iterator i = Symbols.begin(), e = Symbols.end(); i != e; i++) {
COFFSymbol &coff_symbol = **i;
MCSymbolData const *SymbolData = coff_symbol.MCData;
for (auto & Symbol : Symbols) {
MCSymbolData const *SymbolData = Symbol->MCData;
// Update section number & offset for symbols that have them.
if (SymbolData && SymbolData->Fragment) {
assert(coff_symbol.Section != nullptr);
assert(Symbol->Section != nullptr);
coff_symbol.Data.SectionNumber = coff_symbol.Section->Number;
coff_symbol.Data.Value = Layout.getFragmentOffset(SymbolData->Fragment)
Symbol->Data.SectionNumber = Symbol->Section->Number;
Symbol->Data.Value = Layout.getFragmentOffset(SymbolData->Fragment)
+ SymbolData->Offset;
}
if (coff_symbol.should_keep()) {
MakeSymbolReal(coff_symbol, Header.NumberOfSymbols++);
if (Symbol->should_keep()) {
MakeSymbolReal(*Symbol, Header.NumberOfSymbols++);
// Update auxiliary symbol info.
coff_symbol.Data.NumberOfAuxSymbols = coff_symbol.Aux.size();
Header.NumberOfSymbols += coff_symbol.Data.NumberOfAuxSymbols;
Symbol->Data.NumberOfAuxSymbols = Symbol->Aux.size();
Header.NumberOfSymbols += Symbol->Data.NumberOfAuxSymbols;
} else
coff_symbol.Index = -1;
Symbol->Index = -1;
}
// Fixup weak external references.
for (symbols::iterator i = Symbols.begin(), e = Symbols.end(); i != e; i++) {
COFFSymbol &coff_symbol = **i;
if (coff_symbol.Other) {
assert(coff_symbol.Index != -1);
assert(coff_symbol.Aux.size() == 1 &&
"Symbol must contain one aux symbol!");
assert(coff_symbol.Aux[0].AuxType == ATWeakExternal &&
for (auto & Symbol : Symbols) {
if (Symbol->Other) {
assert(Symbol->Index != -1);
assert(Symbol->Aux.size() == 1 && "Symbol must contain one aux symbol!");
assert(Symbol->Aux[0].AuxType == ATWeakExternal &&
"Symbol's aux symbol must be a Weak External!");
coff_symbol.Aux[0].Aux.WeakExternal.TagIndex = coff_symbol.Other->Index;
Symbol->Aux[0].Aux.WeakExternal.TagIndex = Symbol->Other->Index;
}
}
// Fixup associative COMDAT sections.
for (sections::iterator i = Sections.begin(),
e = Sections.end(); i != e; i++) {
if ((*i)->Symbol->Aux[0].Aux.SectionDefinition.Selection !=
for (auto & Section : Sections) {
if (Section->Symbol->Aux[0].Aux.SectionDefinition.Selection !=
COFF::IMAGE_COMDAT_SELECT_ASSOCIATIVE)
continue;
const MCSectionCOFF &MCSec = static_cast<const MCSectionCOFF &>(
(*i)->MCData->getSection());
const MCSectionCOFF &MCSec =
static_cast<const MCSectionCOFF &>(Section->MCData->getSection());
COFFSection *Assoc = SectionMap.lookup(MCSec.getAssocSection());
if (!Assoc) {
if (!Assoc)
report_fatal_error(Twine("Missing associated COMDAT section ") +
MCSec.getAssocSection()->getSectionName() +
" for section " + MCSec.getSectionName());
}
// Skip this section if the associated section is unused.
if (Assoc->Number == -1)
continue;
(*i)->Symbol->Aux[0].Aux.SectionDefinition.Number = SectionIndices[Assoc];
Section->Symbol->Aux[0].Aux.SectionDefinition.Number = SectionIndices[Assoc];
}
@ -889,15 +883,13 @@ void WinCOFFObjectWriter::WriteObject(MCAssembler &Asm,
offset += COFF::HeaderSize;
offset += COFF::SectionSize * Header.NumberOfSections;
for (MCAssembler::const_iterator i = Asm.begin(),
e = Asm.end();
i != e; i++) {
COFFSection *Sec = SectionMap[&i->getSection()];
for (const auto & Section : Asm) {
COFFSection *Sec = SectionMap[&Section.getSection()];
if (Sec->Number == -1)
continue;
Sec->Header.SizeOfRawData = Layout.getSectionAddressSize(i);
Sec->Header.SizeOfRawData = Layout.getSectionAddressSize(&Section);
if (IsPhysicalSection(Sec)) {
Sec->Header.PointerToRawData = offset;
@ -924,16 +916,14 @@ void WinCOFFObjectWriter::WriteObject(MCAssembler &Asm,
offset += COFF::RelocationSize * Sec->Relocations.size();
for (relocations::iterator cr = Sec->Relocations.begin(),
er = Sec->Relocations.end();
cr != er; ++cr) {
assert((*cr).Symb->Index != -1);
(*cr).Data.SymbolTableIndex = (*cr).Symb->Index;
for (auto & Relocation : Sec->Relocations) {
assert(Relocation.Symb->Index != -1);
Relocation.Data.SymbolTableIndex = Relocation.Symb->Index;
}
}
assert(Sec->Symbol->Aux.size() == 1
&& "Section's symbol must have one aux!");
assert(Sec->Symbol->Aux.size() == 1 &&
"Section's symbol must have one aux!");
AuxSymbol &Aux = Sec->Symbol->Aux[0];
assert(Aux.AuxType == ATSectionDefinition &&
"Section's symbol's aux symbol must be a Section Definition!");
@ -956,12 +946,12 @@ void WinCOFFObjectWriter::WriteObject(MCAssembler &Asm,
sections::iterator i, ie;
MCAssembler::const_iterator j, je;
for (i = Sections.begin(), ie = Sections.end(); i != ie; i++)
if ((*i)->Number != -1) {
if ((*i)->Relocations.size() >= 0xffff) {
(*i)->Header.Characteristics |= COFF::IMAGE_SCN_LNK_NRELOC_OVFL;
for (auto & Section : Sections) {
if (Section->Number != -1) {
if (Section->Relocations.size() >= 0xffff)
Section->Header.Characteristics |= COFF::IMAGE_SCN_LNK_NRELOC_OVFL;
WriteSectionHeader(Section->Header);
}
WriteSectionHeader((*i)->Header);
}
for (i = Sections.begin(), ie = Sections.end(),
@ -992,11 +982,8 @@ void WinCOFFObjectWriter::WriteObject(MCAssembler &Asm,
WriteRelocation(r);
}
for (relocations::const_iterator k = (*i)->Relocations.begin(),
ke = (*i)->Relocations.end();
k != ke; k++) {
WriteRelocation(k->Data);
}
for (const auto & Relocation : (*i)->Relocations)
WriteRelocation(Relocation.Data);
} else
assert((*i)->Header.PointerToRelocations == 0 &&
"Section::PointerToRelocations is insane!");
@ -1006,9 +993,9 @@ void WinCOFFObjectWriter::WriteObject(MCAssembler &Asm,
assert(OS.tell() == Header.PointerToSymbolTable &&
"Header::PointerToSymbolTable is insane!");
for (symbols::iterator i = Symbols.begin(), e = Symbols.end(); i != e; i++)
if ((*i)->Index != -1)
WriteSymbol(**i);
for (auto & Symbol : Symbols)
if (Symbol->Index != -1)
WriteSymbol(*Symbol);
OS.write((char const *)&Strings.Data.front(), Strings.Data.size());
}