1 //===-- MCAsmInfoCOFF.cpp - COFF 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 defines target asm properties related what form asm statements 11 // should take in general on COFF-based targets 12 // 13 //===----------------------------------------------------------------------===// 14 15 #include "llvm/MC/MCAsmInfoCOFF.h" 16 using namespace llvm; 17 18 void MCAsmInfoCOFF::anchor() { } 19 20 MCAsmInfoCOFF::MCAsmInfoCOFF() { 21 GlobalPrefix = "_"; 22 // MingW 4.5 and later support .comm with log2 alignment, but .lcomm uses byte 23 // alignment. 24 COMMDirectiveAlignmentIsInBytes = false; 25 LCOMMDirectiveAlignmentType = LCOMM::ByteAlignment; 26 HasDotTypeDotSizeDirective = false; 27 HasSingleParameterDotFile = false; 28 PrivateGlobalPrefix = "L"; // Prefix for private global symbols 29 WeakRefDirective = "\t.weak\t"; 30 LinkOnceDirective = "\t.linkonce discard\n"; 31 32 // Doesn't support visibility: 33 HiddenVisibilityAttr = HiddenDeclarationVisibilityAttr = MCSA_Invalid; 34 ProtectedVisibilityAttr = MCSA_Invalid; 35 36 // Set up DWARF directives 37 HasLEB128 = true; // Target asm supports leb128 directives (little-endian) 38 SupportsDebugInformation = true; 39 HasMicrosoftFastStdCallMangling = true; 40 NeedsDwarfSectionOffsetDirective = true; 41 } 42 43 void MCAsmInfoMicrosoft::anchor() { } 44 45 MCAsmInfoMicrosoft::MCAsmInfoMicrosoft() { 46 AllowQuotesInName = true; 47 } 48 49 void MCAsmInfoGNUCOFF::anchor() { } 50 51 MCAsmInfoGNUCOFF::MCAsmInfoGNUCOFF() { 52 53 } 54
