1 //===-- PPCMCAsmInfo.cpp - PPC asm properties -------------------*- C++ -*-===// 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 MCAsmInfoDarwin properties. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #include "PPCMCAsmInfo.h" 15 using namespace llvm; 16 17 PPCMCAsmInfoDarwin::PPCMCAsmInfoDarwin(bool is64Bit) { 18 if (is64Bit) 19 PointerSize = 8; 20 IsLittleEndian = false; 21 22 PCSymbol = "."; 23 CommentString = ";"; 24 ExceptionsType = ExceptionHandling::DwarfCFI; 25 26 if (!is64Bit) 27 Data64bitsDirective = 0; // We can't emit a 64-bit unit in PPC32 mode. 28 29 AssemblerDialect = 1; // New-Style mnemonics. 30 SupportsDebugInformation= true; // Debug information. 31 } 32 33 PPCLinuxMCAsmInfo::PPCLinuxMCAsmInfo(bool is64Bit) { 34 if (is64Bit) 35 PointerSize = 8; 36 IsLittleEndian = false; 37 38 // ".comm align is in bytes but .align is pow-2." 39 AlignmentIsInBytes = false; 40 41 CommentString = "#"; 42 GlobalPrefix = ""; 43 PrivateGlobalPrefix = ".L"; 44 WeakRefDirective = "\t.weak\t"; 45 46 // Uses '.section' before '.bss' directive 47 UsesELFSectionDirectiveForBSS = true; 48 49 // Debug Information 50 SupportsDebugInformation = true; 51 52 PCSymbol = "."; 53 54 // Set up DWARF directives 55 HasLEB128 = true; // Target asm supports leb128 directives (little-endian) 56 57 // Exceptions handling 58 if (!is64Bit) 59 ExceptionsType = ExceptionHandling::DwarfCFI; 60 61 ZeroDirective = "\t.space\t"; 62 Data64bitsDirective = is64Bit ? "\t.quad\t" : 0; 63 LCOMMDirectiveType = LCOMM::NoAlignment; 64 AssemblerDialect = 0; // Old-Style mnemonics. 65 } 66 67