1 //===-- MCAsmBackend.cpp - Target MC Assembly Backend ----------------------==// 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 #include "llvm/MC/MCAsmBackend.h" 11 #include "llvm/MC/MCFixupKindInfo.h" 12 using namespace llvm; 13 14 MCAsmBackend::MCAsmBackend() 15 : HasReliableSymbolDifference(false), HasDataInCodeSupport(false) {} 16 17 MCAsmBackend::~MCAsmBackend() {} 18 19 const MCFixupKindInfo & 20 MCAsmBackend::getFixupKindInfo(MCFixupKind Kind) const { 21 static const MCFixupKindInfo Builtins[] = { 22 { "FK_Data_1", 0, 8, 0 }, 23 { "FK_Data_2", 0, 16, 0 }, 24 { "FK_Data_4", 0, 32, 0 }, 25 { "FK_Data_8", 0, 64, 0 }, 26 { "FK_PCRel_1", 0, 8, MCFixupKindInfo::FKF_IsPCRel }, 27 { "FK_PCRel_2", 0, 16, MCFixupKindInfo::FKF_IsPCRel }, 28 { "FK_PCRel_4", 0, 32, MCFixupKindInfo::FKF_IsPCRel }, 29 { "FK_PCRel_8", 0, 64, MCFixupKindInfo::FKF_IsPCRel }, 30 { "FK_GPRel_1", 0, 8, 0 }, 31 { "FK_GPRel_2", 0, 16, 0 }, 32 { "FK_GPRel_4", 0, 32, 0 }, 33 { "FK_GPRel_8", 0, 64, 0 }, 34 { "FK_SecRel_1", 0, 8, 0 }, 35 { "FK_SecRel_2", 0, 16, 0 }, 36 { "FK_SecRel_4", 0, 32, 0 }, 37 { "FK_SecRel_8", 0, 64, 0 } 38 }; 39 40 assert((size_t)Kind <= sizeof(Builtins) / sizeof(Builtins[0]) && 41 "Unknown fixup kind"); 42 return Builtins[Kind]; 43 } 44