lib/Target/NVPTX/MCTargetDesc/NVPTXMCAsmInfo.cpp

   1 //===-- NVPTXMCAsmInfo.cpp - NVPTX 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 // This file contains the declarations of the NVPTXMCAsmInfo properties.
  10 //
  11 //===----------------------------------------------------------------------===//
  12
  13 #include "NVPTXMCAsmInfo.h"
  14 #include "llvm/ADT/Triple.h"
  15
  16 using namespace llvm;
  17
  18 void NVPTXMCAsmInfo::anchor() {}
  19
  20 NVPTXMCAsmInfo::NVPTXMCAsmInfo(const Triple &TheTriple) {
  21   if (TheTriple.getArch() == Triple::nvptx64) {
  22     CodePointerSize = CalleeSaveStackSlotSize = 8;
  23   }
  24
  25   CommentString = "//";
  26
  27   HasSingleParameterDotFile = false;
  28
  29   InlineAsmStart = " begin inline asm";
  30   InlineAsmEnd = " end inline asm";
  31
  32   SupportsDebugInformation = true;
  33   // PTX does not allow .align on functions.
  34   HasFunctionAlignment = false;
  35   HasDotTypeDotSizeDirective = false;
  36   // PTX does not allow .hidden or .protected
  37   HiddenDeclarationVisibilityAttr = HiddenVisibilityAttr = MCSA_Invalid;
  38   ProtectedVisibilityAttr = MCSA_Invalid;
  39
  40   Data8bitsDirective = ".b8 ";
  41   Data16bitsDirective = nullptr; // not supported
  42   Data32bitsDirective = ".b32 ";
  43   Data64bitsDirective = ".b64 ";
  44   ZeroDirective = ".b8";
  45   AsciiDirective = nullptr; // not supported
  46   AscizDirective = nullptr; // not supported
  47   SupportsQuotedNames = false;
  48   SupportsExtendedDwarfLocDirective = false;
  49
  50   // @TODO: Can we just disable this?
  51   WeakDirective = "\t// .weak\t";
  52   GlobalDirective = "\t// .globl\t";
  53 }