mirror of
				https://github.com/c64scene-ar/llvm-6502.git
				synced 2025-11-03 14:21:30 +00:00 
			
		
		
		
	git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73736 91177308-0d34-0410-b5e6-96231b3b80d8
		
			
				
	
	
		
			74 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			74 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
//===-- SPUTargetAsmInfo.cpp - Cell SPU asm properties ----------*- C++ -*-===//
 | 
						|
//
 | 
						|
//                     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 SPUTargetAsmInfo properties.
 | 
						|
//
 | 
						|
//===----------------------------------------------------------------------===//
 | 
						|
 | 
						|
#include "SPUTargetAsmInfo.h"
 | 
						|
#include "SPUTargetMachine.h"
 | 
						|
#include "llvm/Function.h"
 | 
						|
#include "llvm/Support/Compiler.h"
 | 
						|
#include "llvm/Support/Dwarf.h"
 | 
						|
 | 
						|
using namespace llvm;
 | 
						|
using namespace llvm::dwarf;
 | 
						|
 | 
						|
SPULinuxTargetAsmInfo::SPULinuxTargetAsmInfo(const SPUTargetMachine &TM) :
 | 
						|
    SPUTargetAsmInfo<ELFTargetAsmInfo>(TM) {
 | 
						|
  PCSymbol = ".";
 | 
						|
  CommentString = "#";
 | 
						|
  GlobalPrefix = "";
 | 
						|
  PrivateGlobalPrefix = ".L";
 | 
						|
  // This corresponds to what the gcc SPU compiler emits, for consistency.
 | 
						|
  CStringSection = ".rodata.str";
 | 
						|
 | 
						|
  // Has leb128, .loc and .file
 | 
						|
  HasLEB128 = true;
 | 
						|
  HasDotLocAndDotFile = true;
 | 
						|
 | 
						|
  // BSS section needs to be emitted as ".section"
 | 
						|
  BSSSection = "\t.section\t.bss";
 | 
						|
  BSSSection_ = getUnnamedSection("\t.section\t.bss",
 | 
						|
                                  SectionFlags::Writeable | SectionFlags::BSS,
 | 
						|
                                  true);
 | 
						|
 | 
						|
  SupportsDebugInformation = true;
 | 
						|
  NeedsSet = true;
 | 
						|
  DwarfAbbrevSection =  "\t.section        .debug_abbrev,\"\",@progbits";
 | 
						|
  DwarfInfoSection =    "\t.section        .debug_info,\"\",@progbits";
 | 
						|
  DwarfLineSection =    "\t.section        .debug_line,\"\",@progbits";
 | 
						|
  DwarfFrameSection =   "\t.section        .debug_frame,\"\",@progbits";
 | 
						|
  DwarfPubNamesSection = "\t.section        .debug_pubnames,\"\",@progbits";
 | 
						|
  DwarfPubTypesSection = "\t.section        .debug_pubtypes,\"\",progbits";
 | 
						|
  DwarfStrSection =     "\t.section        .debug_str,\"MS\",@progbits,1";
 | 
						|
  DwarfLocSection =     "\t.section        .debug_loc,\"\",@progbits";
 | 
						|
  DwarfARangesSection = "\t.section        .debug_aranges,\"\",@progbits";
 | 
						|
  DwarfRangesSection =  "\t.section        .debug_ranges,\"\",@progbits";
 | 
						|
  DwarfMacroInfoSection = 0;  // macro info not supported.
 | 
						|
 | 
						|
  // Exception handling is not supported on CellSPU (think about it: you only
 | 
						|
  // have 256K for code+data. Would you support exception handling?)
 | 
						|
  SupportsExceptionHandling = false;
 | 
						|
}
 | 
						|
 | 
						|
/// PreferredEHDataFormat - This hook allows the target to select data
 | 
						|
/// format used for encoding pointers in exception handling data. Reason is
 | 
						|
/// 0 for data, 1 for code labels, 2 for function pointers. Global is true
 | 
						|
/// if the symbol can be relocated.
 | 
						|
unsigned
 | 
						|
SPULinuxTargetAsmInfo::PreferredEHDataFormat(DwarfEncoding::Target Reason,
 | 
						|
                                             bool Global) const {
 | 
						|
  // We really need to write something here.
 | 
						|
  return TargetAsmInfo::PreferredEHDataFormat(Reason, Global);
 | 
						|
}
 | 
						|
 | 
						|
// Instantiate default implementation.
 | 
						|
TEMPLATE_INSTANTIATION(class SPUTargetAsmInfo<TargetAsmInfo>);
 |