lib/Target/PIC16/PIC16TargetAsmInfo.cpp

   1 //===-- PIC16TargetAsmInfo.cpp - PIC16 asm properties ---------------------===//
   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 contains the declarations of the PIC16TargetAsmInfo properties.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #include "PIC16TargetAsmInfo.h"
  15 #include "PIC16TargetMachine.h"
  16 #include "llvm/GlobalValue.h"
  17
  18 using namespace llvm;
  19
  20 PIC16TargetAsmInfo::
  21 PIC16TargetAsmInfo(const PIC16TargetMachine &TM)
  22   : TargetAsmInfo(TM) {
  23   CommentString = ";";
  24   Data8bitsDirective = " db ";
  25   Data16bitsDirective = " dw ";
  26   Data32bitsDirective = " dl ";
  27   RomData8bitsDirective = " dw ";
  28   RomData16bitsDirective = " rom_di ";
  29   RomData32bitsDirective = " rom_dl ";
  30   ZeroDirective = NULL;
  31   AsciiDirective = " dt ";
  32   AscizDirective = NULL;
  33   BSSSection_  = getNamedSection("udata.# UDATA",
  34                               SectionFlags::Writeable | SectionFlags::BSS);
  35   ReadOnlySection = getNamedSection("romdata.# ROMDATA", SectionFlags::None);
  36   DataSection = getNamedSection("idata.# IDATA", SectionFlags::Writeable);
  37   SwitchToSectionDirective = "";
  38   // Need because otherwise a .text symbol is emitted by DwarfWriter
  39   // in BeginModule, and gpasm cribbs for that .text symbol.
  40   TextSection = getUnnamedSection("", SectionFlags::Code);
  41 }
  42
  43 const char *PIC16TargetAsmInfo::getRomDirective(unsigned size) const
  44 {
  45   if (size == 8)
  46     return RomData8bitsDirective;
  47   else if (size == 16)
  48     return RomData16bitsDirective;
  49   else if (size == 32)
  50     return RomData32bitsDirective;
  51   else
  52     return NULL;
  53 }
  54
  55
  56 const char *PIC16TargetAsmInfo::getASDirective(unsigned size,
  57                                                unsigned AS) const {
  58   if (AS == PIC16ISD::ROM_SPACE)
  59     return getRomDirective(size);
  60   else
  61     return NULL;
  62 }
  63