Files
llvm-6502/lib/Target/WebAssembly/MCTargetDesc/WebAssemblyMCAsmInfo.cpp
T
JF Bastien 27a03699ae WebAssembly: minor MCAsmInfo fixes
Summary:
Fix pointer / callee-save stack sto size.
Update comment character to be LISP-ish.

Subscribers: llvm-commits, sunfish, jfb

Differential Revision: http://reviews.llvm.org/D11537

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@243326 91177308-0d34-0410-b5e6-96231b3b80d8
2015-07-27 20:46:51 +00:00

61 lines
1.7 KiB
C++

//===-- WebAssemblyMCAsmInfo.cpp - WebAssembly asm properties -------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
///
/// \file
/// \brief This file contains the declarations of the WebAssemblyMCAsmInfo
/// properties.
///
//===----------------------------------------------------------------------===//
#include "WebAssemblyMCAsmInfo.h"
#include "llvm/ADT/Triple.h"
#include "llvm/Support/CommandLine.h"
using namespace llvm;
#define DEBUG_TYPE "wasm-mc-asm-info"
WebAssemblyMCAsmInfo::~WebAssemblyMCAsmInfo() {}
WebAssemblyMCAsmInfo::WebAssemblyMCAsmInfo(const Triple &T) {
PointerSize = CalleeSaveStackSlotSize = T.isArch64Bit() ? 8 : 4;
// TODO: What should MaxInstLength be?
// WebAssembly's text format uses s-expressions to represent its AST,
// LISP-style comments are therefore suitable.
CommentString = ";";
PrivateGlobalPrefix = "";
PrivateLabelPrefix = "";
InlineAsmStart = ";APP\n";
InlineAsmEnd = ";NO_APP\n";
UseDataRegionDirectives = true;
Data8bitsDirective = "\t.int8\t";
Data16bitsDirective = "\t.int16\t";
Data32bitsDirective = "\t.int32\t";
Data64bitsDirective = "\t.int64\t";
AlignmentIsInBytes = false;
COMMDirectiveAlignmentIsInBytes = false;
LCOMMDirectiveAlignmentType = LCOMM::Log2Alignment;
HasDotTypeDotSizeDirective = false;
HasSingleParameterDotFile = false;
SupportsDebugInformation = true;
// For now, WebAssembly does not support exceptions.
ExceptionsType = ExceptionHandling::None;
// TODO: UseIntegratedAssembler?
}