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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 
anchor()18 void MCAsmInfoCOFF::anchor() { }
19 
MCAsmInfoCOFF()20 MCAsmInfoCOFF::MCAsmInfoCOFF() {
21   // MingW 4.5 and later support .comm with log2 alignment, but .lcomm uses byte
22   // alignment.
23   COMMDirectiveAlignmentIsInBytes = false;
24   LCOMMDirectiveAlignmentType = LCOMM::ByteAlignment;
25   HasDotTypeDotSizeDirective = false;
26   HasSingleParameterDotFile = false;
27   WeakRefDirective = "\t.weak\t";
28   HasLinkOnceDirective = true;
29 
30   // Doesn't support visibility:
31   HiddenVisibilityAttr = HiddenDeclarationVisibilityAttr = MCSA_Invalid;
32   ProtectedVisibilityAttr = MCSA_Invalid;
33 
34   // Set up DWARF directives
35   SupportsDebugInformation = true;
36   NeedsDwarfSectionOffsetDirective = true;
37 
38   UseIntegratedAssembler = true;
39 
40   // At least MSVC inline-asm does AShr.
41   UseLogicalShr = false;
42 }
43 
anchor()44 void MCAsmInfoMicrosoft::anchor() { }
45 
MCAsmInfoMicrosoft()46 MCAsmInfoMicrosoft::MCAsmInfoMicrosoft() {
47 }
48 
anchor()49 void MCAsmInfoGNUCOFF::anchor() { }
50 
MCAsmInfoGNUCOFF()51 MCAsmInfoGNUCOFF::MCAsmInfoGNUCOFF() {
52 
53 }
54