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 
MCAsmInfoCOFF()18 MCAsmInfoCOFF::MCAsmInfoCOFF() {
19   // MingW 4.5 and later support .comm with log2 alignment, but .lcomm uses byte
20   // alignment.
21   COMMDirectiveAlignmentIsInBytes = false;
22   LCOMMDirectiveAlignmentType = LCOMM::ByteAlignment;
23   HasDotTypeDotSizeDirective = false;
24   HasSingleParameterDotFile = false;
25   WeakRefDirective = "\t.weak\t";
26   HasLinkOnceDirective = true;
27 
28   // Doesn't support visibility:
29   HiddenVisibilityAttr = HiddenDeclarationVisibilityAttr = MCSA_Invalid;
30   ProtectedVisibilityAttr = MCSA_Invalid;
31 
32   // Set up DWARF directives
33   SupportsDebugInformation = true;
34   NeedsDwarfSectionOffsetDirective = true;
35 
36   UseIntegratedAssembler = true;
37 
38   // At least MSVC inline-asm does AShr.
39   UseLogicalShr = false;
40 }
41 
MCAsmInfoMicrosoft()42 MCAsmInfoMicrosoft::MCAsmInfoMicrosoft() {
43 }
44 
MCAsmInfoGNUCOFF()45 MCAsmInfoGNUCOFF::MCAsmInfoGNUCOFF() {
46 
47 }
48