LSR: try not to blow up solving combinatorial problems brute force.

[oota-llvm.git] / lib / Object / MachOObject.cpp

diff --git a/lib/Object/MachOObject.cpp b/lib/Object/MachOObject.cpp
index ff17683e0530b7981c95269dd47fce4b441189e2..00dea3fe476973ca642795b63d77c177d6236dc8 100644 (file)
--- a/lib/Object/MachOObject.cpp
+++ b/lib/Object/MachOObject.cpp
@@ -357,6 +357,19 @@ void MachOObject::ReadSymbol64TableEntry(uint64_t SymbolTableOffset,
   ReadInMemoryStruct(*this, Buffer->getBuffer(), Offset, Res);
 }
 
+template<>
+void SwapStruct(macho::DataInCodeTableEntry &Value) {
+  SwapValue(Value.Offset);
+  SwapValue(Value.Length);
+  SwapValue(Value.Kind);
+}
+void MachOObject::ReadDataInCodeTableEntry(uint64_t TableOffset,
+                                           unsigned Index,
+                       InMemoryStruct<macho::DataInCodeTableEntry> &Res) const {
+  uint64_t Offset = (TableOffset +
+                     Index * sizeof(macho::DataInCodeTableEntry));
+  ReadInMemoryStruct(*this, Buffer->getBuffer(), Offset, Res);
+}
 
 void MachOObject::ReadULEB128s(uint64_t Index,
                                SmallVectorImpl<uint64_t> &Out) const {
@@ -382,7 +395,7 @@ void MachOObject::printHeader(raw_ostream &O) const {
   O << "('num_load_commands', " << Header.NumLoadCommands << ")\n";
   O << "('load_commands_size', " << Header.SizeOfLoadCommands << ")\n";
   O << "('flag', " << Header.Flags << ")\n";
-  
+
   // Print extended header if 64-bit.
   if (is64Bit())
     O << "('reserved', " << Header64Ext.Reserved << ")\n";
@@ -392,6 +405,6 @@ void MachOObject::print(raw_ostream &O) const {
   O << "Header:\n";
   printHeader(O);
   O << "Load Commands:\n";
-  
+
   O << "Buffer:\n";
 }