Files
archived-llvm/lib/Target/ARM/MCTargetDesc/ARMMCAsmInfo.cpp
Erich Keane cc55cc2451 Remove Bitrig: LLVM Changes
Bitrig code has been merged back to OpenBSD, thus the OS has been abandoned.

Differential Revision: https://reviews.llvm.org/D35707


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@308799 91177308-0d34-0410-b5e6-96231b3b80d8
2017-07-21 22:48:47 +00:00

115 lines
3.0 KiB
C++

//===-- ARMMCAsmInfo.cpp - ARM asm properties -----------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file contains the declarations of the ARMMCAsmInfo properties.
//
//===----------------------------------------------------------------------===//
#include "ARMMCAsmInfo.h"
#include "llvm/ADT/Triple.h"
using namespace llvm;
void ARMMCAsmInfoDarwin::anchor() { }
ARMMCAsmInfoDarwin::ARMMCAsmInfoDarwin(const Triple &TheTriple) {
if ((TheTriple.getArch() == Triple::armeb) ||
(TheTriple.getArch() == Triple::thumbeb))
IsLittleEndian = false;
Data64bitsDirective = nullptr;
CommentString = "@";
Code16Directive = ".code\t16";
Code32Directive = ".code\t32";
UseDataRegionDirectives = true;
SupportsDebugInformation = true;
// Exceptions handling
ExceptionsType = (TheTriple.isOSDarwin() && !TheTriple.isWatchABI())
? ExceptionHandling::SjLj
: ExceptionHandling::DwarfCFI;
UseIntegratedAssembler = true;
}
void ARMELFMCAsmInfo::anchor() { }
ARMELFMCAsmInfo::ARMELFMCAsmInfo(const Triple &TheTriple) {
if ((TheTriple.getArch() == Triple::armeb) ||
(TheTriple.getArch() == Triple::thumbeb))
IsLittleEndian = false;
// ".comm align is in bytes but .align is pow-2."
AlignmentIsInBytes = false;
Data64bitsDirective = nullptr;
CommentString = "@";
Code16Directive = ".code\t16";
Code32Directive = ".code\t32";
SupportsDebugInformation = true;
// Exceptions handling
switch (TheTriple.getOS()) {
case Triple::NetBSD:
ExceptionsType = ExceptionHandling::DwarfCFI;
break;
default:
ExceptionsType = ExceptionHandling::ARM;
break;
}
// foo(plt) instead of foo@plt
UseParensForSymbolVariant = true;
UseIntegratedAssembler = true;
}
void ARMELFMCAsmInfo::setUseIntegratedAssembler(bool Value) {
UseIntegratedAssembler = Value;
if (!UseIntegratedAssembler) {
// gas doesn't handle VFP register names in cfi directives,
// so don't use register names with external assembler.
// See https://sourceware.org/bugzilla/show_bug.cgi?id=16694
DwarfRegNumForCFI = true;
}
}
void ARMCOFFMCAsmInfoMicrosoft::anchor() { }
ARMCOFFMCAsmInfoMicrosoft::ARMCOFFMCAsmInfoMicrosoft() {
AlignmentIsInBytes = false;
PrivateGlobalPrefix = "$M";
PrivateLabelPrefix = "$M";
CommentString = ";";
}
void ARMCOFFMCAsmInfoGNU::anchor() { }
ARMCOFFMCAsmInfoGNU::ARMCOFFMCAsmInfoGNU() {
AlignmentIsInBytes = false;
HasSingleParameterDotFile = true;
CommentString = "@";
Code16Directive = ".code\t16";
Code32Directive = ".code\t32";
PrivateGlobalPrefix = ".L";
PrivateLabelPrefix = ".L";
SupportsDebugInformation = true;
ExceptionsType = ExceptionHandling::None;
UseParensForSymbolVariant = true;
UseIntegratedAssembler = false;
DwarfRegNumForCFI = true;
}