MipsTargetStreamer.cpp revision e53969b4758274ee833ce3acef37134bcf6554ea 
1//===-- MipsTargetStreamer.cpp - Mips Target Streamer Methods -------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9//
10// This file provides Mips specific target streamer methods.
11//
12//===----------------------------------------------------------------------===//
13
14#include "MipsTargetStreamer.h"
15#include "llvm/MC/MCELF.h"
16#include "llvm/MC/MCSymbol.h"
17#include "llvm/Support/CommandLine.h"
18#include "llvm/Support/ErrorHandling.h"
19#include "llvm/Support/FormattedStream.h"
20
21using namespace llvm;
22
23// pin vtable to this file
24void MipsTargetStreamer::anchor() {}
25
26MipsTargetAsmStreamer::MipsTargetAsmStreamer(formatted_raw_ostream &OS)
27    : OS(OS) {}
28
29void MipsTargetAsmStreamer::emitMipsHackELFFlags(unsigned Flags) {
30  return;
31
32}
33void MipsTargetAsmStreamer::emitSymSTO(MCSymbol *Sym, unsigned Val) {
34  return;
35
36}
37
38MipsTargetELFStreamer::MipsTargetELFStreamer() {}
39
40MCELFStreamer &MipsTargetELFStreamer::getStreamer() {
41  return static_cast<MCELFStreamer &>(*Streamer);
42}
43
44void MipsTargetELFStreamer::emitMipsHackELFFlags(unsigned Flags) {
45  MCAssembler &MCA = getStreamer().getAssembler();
46  MCA.setELFHeaderEFlags(Flags);
47}
48
49// Set a symbol's STO flags
50void MipsTargetELFStreamer::emitSymSTO(MCSymbol *Sym, unsigned Val) {
51  MCSymbolData &Data = getStreamer().getOrCreateSymbolData(Sym);
52  // The "other" values are stored in the last 6 bits of the second byte
53  // The traditional defines for STO values assume the full byte and thus
54  // the shift to pack it.
55  MCELF::setOther(Data, Val >> 2);
56}
57