protected void EmitRelocation(LinkerSection linkerSection, Section section)
{
int count = 0;
foreach (var symbol in linkerSection.Symbols)
{
foreach (var patch in symbol.LinkRequests)
{
if (patch.ReferenceOffset != 0)
{
continue;
}
if (patch.LinkType == LinkType.Size)
{
continue;
}
var relocationEntry = new RelocationEntry()
{
RelocationType = ConvertType(patch.LinkType, linker.MachineType),
Symbol = symbolTableOffset[symbol],
Offset = (ulong)patch.PatchOffset,
};
relocationEntry.Write(linkerFormatType, writer);
count++;
}
section.Size = (uint)(count * RelocationEntry.GetEntrySize(linkerFormatType));
}
}
private void EmitRelocation(Section section, BinaryWriter writer)
{
int count = 0;
foreach (var symbol in linker.Symbols)
{
if (symbol.IsExternalSymbol)
{
continue;
}
foreach (var patch in symbol.LinkRequests)
{
if (patch.ReferenceOffset != 0)
{
continue;
}
if (patch.ReferenceSymbol.SectionKind != section.SectionKind)
{
continue;
}
if (patch.LinkType == LinkType.Size)
{
continue;
}
if (!patch.ReferenceSymbol.IsExternalSymbol) // FUTURE: include relocations for static symbols, if option selected
{
continue;
}
Debug.Assert(symbolTableOffset.ContainsKey(patch.ReferenceSymbol));
var relocationEntry = new RelocationEntry()
{
RelocationType = ConvertType(linker.MachineType, patch.LinkType, patch.PatchType),
Symbol = symbolTableOffset[patch.ReferenceSymbol],
Offset = (ulong)(symbol.SectionOffset + patch.PatchOffset),
};
relocationEntry.Write(linkerFormatType, writer);
count++;
}
section.Size = (uint)(count * RelocationEntry.GetEntrySize(linkerFormatType));
}
}
private Stream EmitRelocationSection(SectionKind kind)
{
var stream = new MemoryStream();
var writer = new BinaryWriter(stream);
foreach (var symbol in Linker.Symbols)
{
if (symbol.IsExternalSymbol)
{
continue;
}
foreach (var patch in symbol.LinkRequests)
{
if (patch.ReferenceOffset != 0)
{
continue;
}
if (patch.ReferenceSymbol.SectionKind != kind)
{
continue;
}
if (patch.LinkType == LinkType.Size)
{
continue;
}
if (!patch.ReferenceSymbol.IsExternalSymbol) // FUTURE: include relocations for static symbols, if option selected
{
continue;
}
var relocationEntry = new RelocationEntry()
{
RelocationType = ConvertType(MachineType, patch.LinkType, patch.PatchType),
Symbol = symbolTableOffset[patch.ReferenceSymbol],
Offset = (ulong)(symbol.SectionOffset + patch.PatchOffset),
};
relocationEntry.Write(LinkerFormatType, writer);
}
}
return(stream);
}
