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Changed ELFCodeEmitter to inherit from ObjectCodeEmitter

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74821 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bruno Cardoso Lopes
2009-07-06 09:26:48 +00:00
parent d7649417d1
commit 6933d3eff8
4 changed files with 55 additions and 135 deletions
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29
lib/CodeGen/ELFWriter.cpp
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@ -51,17 +51,18 @@
#include "llvm/Support/Streams.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Support/Debug.h"
using namespace llvm;
char ELFWriter::ID = 0;
/// AddELFWriter - Concrete function to add the ELF writer to the function pass
/// manager.
/// AddELFWriter - Add the ELF writer to the function pass manager
ObjectCodeEmitter *llvm::AddELFWriter(PassManagerBase &PM,
raw_ostream &O,
TargetMachine &TM) {
raw_ostream &O,
TargetMachine &TM) {
ELFWriter *EW = new ELFWriter(O, TM);
PM.add(EW);
return (ObjectCodeEmitter*) &EW->getMachineCodeEmitter();
return EW->getObjectCodeEmitter();
}
//===----------------------------------------------------------------------===//
@ -77,15 +78,15 @@ ELFWriter::ELFWriter(raw_ostream &o, TargetMachine &tm)
TAI = TM.getTargetAsmInfo();
TEW = TM.getELFWriterInfo();
// Create the machine code emitter object for this target.
MCE = new ELFCodeEmitter(*this);
// Create the object code emitter object for this target.
ElfCE = new ELFCodeEmitter(*this);
// Inital number of sections
NumSections = 0;
}
ELFWriter::~ELFWriter() {
delete MCE;
delete ElfCE;
}
// doInitialization - Emit the file header and all of the global variables for
@ -361,23 +362,13 @@ void ELFWriter::EmitGlobalConstant(const Constant *CV, ELFSection &GblS) {
bool ELFWriter::runOnMachineFunction(MachineFunction &MF) {
// Nothing to do here, this is all done through the MCE object above.
// Nothing to do here, this is all done through the ElfCE object above.
return false;
}
/// doFinalization - Now that the module has been completely processed, emit
/// the ELF file to 'O'.
bool ELFWriter::doFinalization(Module &M) {
/// FIXME: This should be removed when moving to ObjectCodeEmiter. Since the
/// current ELFCodeEmiter uses CurrBuff, ... it doesn't update S.Data
/// vector size for .text sections, so this is a quick dirty fix
ELFSection &TS = getTextSection();
if (TS.Size) {
BinaryData &BD = TS.getData();
for (unsigned e=0; e<TS.Size; ++e)
BD.push_back(BD[e]);
}
// Emit .data section placeholder
getDataSection();