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Use a name mangler object to uniquify names and remove nonstandard 

characters from them.

llvm-svn: 22371
This commit is contained in:
Chris Lattner 2005-07-11 03:11:47 +00:00
parent 93bf2de35b
commit dfe33bc837
1 changed files with 8 additions and 2 deletions
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10
llvm/lib/CodeGen/ELFWriter.cpp
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@ -35,6 +35,7 @@
#include "llvm/CodeGen/ELFWriter.h" #include "llvm/CodeGen/ELFWriter.h"
#include "llvm/Module.h" #include "llvm/Module.h"
#include "llvm/Target/TargetMachine.h" #include "llvm/Target/TargetMachine.h"
#include "llvm/Support/Mangler.h"
using namespace llvm; using namespace llvm;
ELFWriter::ELFWriter(std::ostream &o, TargetMachine &tm) : O(o), TM(tm) { ELFWriter::ELFWriter(std::ostream &o, TargetMachine &tm) : O(o), TM(tm) {
@ -48,6 +49,8 @@ ELFWriter::ELFWriter(std::ostream &o, TargetMachine &tm) : O(o), TM(tm) {
// doInitialization - Emit the file header and all of the global variables for // doInitialization - Emit the file header and all of the global variables for
// the module to the ELF file. // the module to the ELF file.
bool ELFWriter::doInitialization(Module &M) { bool ELFWriter::doInitialization(Module &M) {
Mang = new Mangler(M);
outbyte(0x7F); // EI_MAG0 outbyte(0x7F); // EI_MAG0
outbyte('E'); // EI_MAG1 outbyte('E'); // EI_MAG1
outbyte('L'); // EI_MAG2 outbyte('L'); // EI_MAG2
@ -225,6 +228,9 @@ bool ELFWriter::doFinalization(Module &M) {
// Free the output buffer. // Free the output buffer.
std::vector<unsigned char>().swap(OutputBuffer); std::vector<unsigned char>().swap(OutputBuffer);
// Release the name mangler object.
delete Mang; Mang = 0;
return false; return false;
} }
@ -246,8 +252,8 @@ void ELFWriter::EmitSymbolTable() {
SymbolTable[0].NameIdx = 0; SymbolTable[0].NameIdx = 0;
unsigned Index = 1; unsigned Index = 1;
for (unsigned i = 1, e = SymbolTable.size(); i != e; ++i) { for (unsigned i = 1, e = SymbolTable.size(); i != e; ++i) {
// FIXME: USE A MANGLER!! // Use the name mangler to uniquify the LLVM symbol.
const std::string &Name = SymbolTable[i].GV->getName(); std::string Name = Mang->getValueName(SymbolTable[i].GV);
if (Name.empty()) { if (Name.empty()) {
SymbolTable[i].NameIdx = 0; SymbolTable[i].NameIdx = 0;