1*9880d681SAndroid Build Coastguard Worker //===- lib/MC/MCValue.cpp - MCValue implementation ------------------------===// 2*9880d681SAndroid Build Coastguard Worker // 3*9880d681SAndroid Build Coastguard Worker // The LLVM Compiler Infrastructure 4*9880d681SAndroid Build Coastguard Worker // 5*9880d681SAndroid Build Coastguard Worker // This file is distributed under the University of Illinois Open Source 6*9880d681SAndroid Build Coastguard Worker // License. See LICENSE.TXT for details. 7*9880d681SAndroid Build Coastguard Worker // 8*9880d681SAndroid Build Coastguard Worker //===----------------------------------------------------------------------===// 9*9880d681SAndroid Build Coastguard Worker 10*9880d681SAndroid Build Coastguard Worker #include "llvm/MC/MCValue.h" 11*9880d681SAndroid Build Coastguard Worker #include "llvm/MC/MCExpr.h" 12*9880d681SAndroid Build Coastguard Worker #include "llvm/Support/Debug.h" 13*9880d681SAndroid Build Coastguard Worker #include "llvm/Support/ErrorHandling.h" 14*9880d681SAndroid Build Coastguard Worker #include "llvm/Support/raw_ostream.h" 15*9880d681SAndroid Build Coastguard Worker 16*9880d681SAndroid Build Coastguard Worker using namespace llvm; 17*9880d681SAndroid Build Coastguard Worker print(raw_ostream & OS) const18*9880d681SAndroid Build Coastguard Workervoid MCValue::print(raw_ostream &OS) const { 19*9880d681SAndroid Build Coastguard Worker if (isAbsolute()) { 20*9880d681SAndroid Build Coastguard Worker OS << getConstant(); 21*9880d681SAndroid Build Coastguard Worker return; 22*9880d681SAndroid Build Coastguard Worker } 23*9880d681SAndroid Build Coastguard Worker 24*9880d681SAndroid Build Coastguard Worker // FIXME: prints as a number, which isn't ideal. But the meaning will be 25*9880d681SAndroid Build Coastguard Worker // target-specific anyway. 26*9880d681SAndroid Build Coastguard Worker if (getRefKind()) 27*9880d681SAndroid Build Coastguard Worker OS << ':' << getRefKind() << ':'; 28*9880d681SAndroid Build Coastguard Worker 29*9880d681SAndroid Build Coastguard Worker OS << *getSymA(); 30*9880d681SAndroid Build Coastguard Worker 31*9880d681SAndroid Build Coastguard Worker if (getSymB()) { 32*9880d681SAndroid Build Coastguard Worker OS << " - "; 33*9880d681SAndroid Build Coastguard Worker OS << *getSymB(); 34*9880d681SAndroid Build Coastguard Worker } 35*9880d681SAndroid Build Coastguard Worker 36*9880d681SAndroid Build Coastguard Worker if (getConstant()) 37*9880d681SAndroid Build Coastguard Worker OS << " + " << getConstant(); 38*9880d681SAndroid Build Coastguard Worker } 39*9880d681SAndroid Build Coastguard Worker 40*9880d681SAndroid Build Coastguard Worker #if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP) dump() const41*9880d681SAndroid Build Coastguard WorkerLLVM_DUMP_METHOD void MCValue::dump() const { 42*9880d681SAndroid Build Coastguard Worker print(dbgs()); 43*9880d681SAndroid Build Coastguard Worker } 44*9880d681SAndroid Build Coastguard Worker #endif 45*9880d681SAndroid Build Coastguard Worker getAccessVariant() const46*9880d681SAndroid Build Coastguard WorkerMCSymbolRefExpr::VariantKind MCValue::getAccessVariant() const { 47*9880d681SAndroid Build Coastguard Worker const MCSymbolRefExpr *B = getSymB(); 48*9880d681SAndroid Build Coastguard Worker if (B) { 49*9880d681SAndroid Build Coastguard Worker if (B->getKind() != MCSymbolRefExpr::VK_None) 50*9880d681SAndroid Build Coastguard Worker llvm_unreachable("unsupported"); 51*9880d681SAndroid Build Coastguard Worker } 52*9880d681SAndroid Build Coastguard Worker 53*9880d681SAndroid Build Coastguard Worker const MCSymbolRefExpr *A = getSymA(); 54*9880d681SAndroid Build Coastguard Worker if (!A) 55*9880d681SAndroid Build Coastguard Worker return MCSymbolRefExpr::VK_None; 56*9880d681SAndroid Build Coastguard Worker 57*9880d681SAndroid Build Coastguard Worker MCSymbolRefExpr::VariantKind Kind = A->getKind(); 58*9880d681SAndroid Build Coastguard Worker if (Kind == MCSymbolRefExpr::VK_WEAKREF) 59*9880d681SAndroid Build Coastguard Worker return MCSymbolRefExpr::VK_None; 60*9880d681SAndroid Build Coastguard Worker return Kind; 61*9880d681SAndroid Build Coastguard Worker } 62