llvm-mirror/lib/MC/MCInstPrinter.cpp
Kevin Enderby 5a09a8db55 Adding back support for printing operands symbolically to ARM's new disassembler
using llvm's public 'C' disassembler API now including annotations.

Hooked this up to Darwin's otool(1) so it can again print things like branch
targets for example this:
 blx _puts
instead of this:
 blx #-36
and includes support for annotations for branches to symbol stubs like:
 bl	0x40 @ symbol stub for: _puts
and annotations for pc relative loads like this:
 ldr	r3, #8 @ literal pool for: Hello, world!
Also again can print the expression encoded in the Mach-O relocation entries for
things like this:
 movt r0, :upper16:((_foo-_bar)+1234)

llvm-svn: 141129
2011-10-04 22:44:48 +00:00

37 lines
1.1 KiB
C++

//===-- MCInstPrinter.cpp - Convert an MCInst to target assembly syntax ---===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "llvm/MC/MCInstPrinter.h"
#include "llvm/MC/MCAsmInfo.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Support/raw_ostream.h"
using namespace llvm;
MCInstPrinter::~MCInstPrinter() {
}
/// getOpcodeName - Return the name of the specified opcode enum (e.g.
/// "MOV32ri") or empty if we can't resolve it.
StringRef MCInstPrinter::getOpcodeName(unsigned Opcode) const {
return "";
}
void MCInstPrinter::printRegName(raw_ostream &OS, unsigned RegNo) const {
assert(0 && "Target should implement this");
}
void MCInstPrinter::printAnnotation(raw_ostream &OS, StringRef Annot) {
if (!Annot.empty()) {
if (CommentStream)
(*CommentStream) << Annot;
else
OS << " " << MAI.getCommentString() << " " << Annot;
}
}