LLVM API Documentation

MCAsmBackend.cpp
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00001 //===-- MCAsmBackend.cpp - Target MC Assembly Backend ----------------------==//
00002 //
00003 //                     The LLVM Compiler Infrastructure
00004 //
00005 // This file is distributed under the University of Illinois Open Source
00006 // License. See LICENSE.TXT for details.
00007 //
00008 //===----------------------------------------------------------------------===//
00009 
00010 #include "llvm/MC/MCAsmBackend.h"
00011 #include "llvm/ADT/STLExtras.h"
00012 #include "llvm/MC/MCFixupKindInfo.h"
00013 using namespace llvm;
00014 
00015 MCAsmBackend::MCAsmBackend() : HasDataInCodeSupport(false) {}
00016 
00017 MCAsmBackend::~MCAsmBackend() {}
00018 
00019 const MCFixupKindInfo &
00020 MCAsmBackend::getFixupKindInfo(MCFixupKind Kind) const {
00021   static const MCFixupKindInfo Builtins[] = {
00022     { "FK_Data_1",  0,  8, 0 },
00023     { "FK_Data_2",  0, 16, 0 },
00024     { "FK_Data_4",  0, 32, 0 },
00025     { "FK_Data_8",  0, 64, 0 },
00026     { "FK_PCRel_1", 0,  8, MCFixupKindInfo::FKF_IsPCRel },
00027     { "FK_PCRel_2", 0, 16, MCFixupKindInfo::FKF_IsPCRel },
00028     { "FK_PCRel_4", 0, 32, MCFixupKindInfo::FKF_IsPCRel },
00029     { "FK_PCRel_8", 0, 64, MCFixupKindInfo::FKF_IsPCRel },
00030     { "FK_GPRel_1", 0,  8, 0 },
00031     { "FK_GPRel_2", 0, 16, 0 },
00032     { "FK_GPRel_4", 0, 32, 0 },
00033     { "FK_GPRel_8", 0, 64, 0 },
00034     { "FK_SecRel_1", 0,  8, 0 },
00035     { "FK_SecRel_2", 0, 16, 0 },
00036     { "FK_SecRel_4", 0, 32, 0 },
00037     { "FK_SecRel_8", 0, 64, 0 }
00038   };
00039 
00040   assert((size_t)Kind <= array_lengthof(Builtins) && "Unknown fixup kind");
00041   return Builtins[Kind];
00042 }