lib/Target/WebAssembly/MCTargetDesc/WebAssemblyMCAsmInfo.cpp

   1 //===-- WebAssemblyMCAsmInfo.cpp - WebAssembly asm properties -------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 ///
   9 /// \file
  10 /// This file contains the declarations of the WebAssemblyMCAsmInfo
  11 /// properties.
  12 ///
  13 //===----------------------------------------------------------------------===//
  14
  15 #include "WebAssemblyMCAsmInfo.h"
  16 #include "llvm/ADT/Triple.h"
  17
  18 using namespace llvm;
  19
  20 #define DEBUG_TYPE "wasm-mc-asm-info"
  21
  22 WebAssemblyMCAsmInfo::~WebAssemblyMCAsmInfo() = default; // anchor.
  23
  24 WebAssemblyMCAsmInfo::WebAssemblyMCAsmInfo(const Triple &T) {
  25   CodePointerSize = CalleeSaveStackSlotSize = T.isArch64Bit() ? 8 : 4;
  26
  27   // TODO: What should MaxInstLength be?
  28
  29   UseDataRegionDirectives = true;
  30
  31   // Use .skip instead of .zero because .zero is confusing when used with two
  32   // arguments (it doesn't actually zero things out).
  33   ZeroDirective = "\t.skip\t";
  34
  35   Data8bitsDirective = "\t.int8\t";
  36   Data16bitsDirective = "\t.int16\t";
  37   Data32bitsDirective = "\t.int32\t";
  38   Data64bitsDirective = "\t.int64\t";
  39
  40   AlignmentIsInBytes = false;
  41   COMMDirectiveAlignmentIsInBytes = false;
  42   LCOMMDirectiveAlignmentType = LCOMM::Log2Alignment;
  43
  44   SupportsDebugInformation = true;
  45
  46   // TODO: UseIntegratedAssembler?
  47 }