1 //===-- MipsMCAsmInfo.cpp - Mips Asm Properties ---------------------------===// 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 contains the declarations of the MipsMCAsmInfo properties. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #include "MipsMCAsmInfo.h" 15 #include "llvm/ADT/Triple.h" 16 17 using namespace llvm; 18 anchor()19void MipsMCAsmInfo::anchor() { } 20 MipsMCAsmInfo(const Triple & TheTriple)21MipsMCAsmInfo::MipsMCAsmInfo(const Triple &TheTriple) { 22 IsLittleEndian = TheTriple.isLittleEndian(); 23 24 if (TheTriple.isMIPS64()) { 25 CodePointerSize = CalleeSaveStackSlotSize = 8; 26 } 27 28 // FIXME: This condition isn't quite right but it's the best we can do until 29 // this object can identify the ABI. It will misbehave when using O32 30 // on a mips64*-* triple. 31 if (TheTriple.isMIPS32()) { 32 PrivateGlobalPrefix = "$"; 33 PrivateLabelPrefix = "$"; 34 } 35 36 AlignmentIsInBytes = false; 37 Data16bitsDirective = "\t.2byte\t"; 38 Data32bitsDirective = "\t.4byte\t"; 39 Data64bitsDirective = "\t.8byte\t"; 40 CommentString = "#"; 41 ZeroDirective = "\t.space\t"; 42 GPRel32Directive = "\t.gpword\t"; 43 GPRel64Directive = "\t.gpdword\t"; 44 DTPRel32Directive = "\t.dtprelword\t"; 45 DTPRel64Directive = "\t.dtpreldword\t"; 46 TPRel32Directive = "\t.tprelword\t"; 47 TPRel64Directive = "\t.tpreldword\t"; 48 UseAssignmentForEHBegin = true; 49 SupportsDebugInformation = true; 50 ExceptionsType = ExceptionHandling::DwarfCFI; 51 DwarfRegNumForCFI = true; 52 HasMipsExpressions = true; 53 54 // Enable IAS by default for O32. 55 if (TheTriple.isMIPS32()) 56 UseIntegratedAssembler = true; 57 58 // Enable IAS by default for Debian mips64/mips64el. 59 if (TheTriple.getEnvironment() == Triple::GNUABI64) 60 UseIntegratedAssembler = true; 61 62 // Enable IAS by default for Android mips64el that uses N64 ABI. 63 if (TheTriple.getArch() == Triple::mips64el && TheTriple.isAndroid()) 64 UseIntegratedAssembler = true; 65 66 // Enable IAS by default for FreeBSD / OpenBSD mips64/mips64el. 67 if (TheTriple.isOSFreeBSD() || 68 TheTriple.isOSOpenBSD()) 69 UseIntegratedAssembler = true; 70 } 71