1 //===-- SPUTargetAsmInfo.cpp - Cell SPU asm properties ----------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file contains the declarations of the SPUTargetAsmInfo properties.
12 //===----------------------------------------------------------------------===//
14 #include "SPUTargetAsmInfo.h"
15 #include "SPUTargetMachine.h"
16 #include "llvm/Function.h"
17 #include "llvm/Support/Compiler.h"
18 #include "llvm/Support/Dwarf.h"
21 using namespace llvm::dwarf;
23 SPULinuxTargetAsmInfo::SPULinuxTargetAsmInfo(const SPUTargetMachine &TM) :
24 SPUTargetAsmInfo<ELFTargetAsmInfo>(TM) {
28 PrivateGlobalPrefix = ".L";
29 // This corresponds to what the gcc SPU compiler emits, for consistency.
30 CStringSection = ".rodata.str";
32 // Has leb128, .loc and .file
34 HasDotLocAndDotFile = true;
36 // BSS section needs to be emitted as ".section"
37 BSSSection = "\t.section\t.bss";
38 BSSSection_ = getUnnamedSection("\t.section\t.bss",
39 SectionFlags::Writeable | SectionFlags::BSS,
42 SupportsDebugInformation = true;
44 DwarfAbbrevSection = "\t.section .debug_abbrev,\"\",@progbits";
45 DwarfInfoSection = "\t.section .debug_info,\"\",@progbits";
46 DwarfLineSection = "\t.section .debug_line,\"\",@progbits";
47 DwarfFrameSection = "\t.section .debug_frame,\"\",@progbits";
48 DwarfPubNamesSection = "\t.section .debug_pubnames,\"\",@progbits";
49 DwarfPubTypesSection = "\t.section .debug_pubtypes,\"\",progbits";
50 DwarfStrSection = "\t.section .debug_str,\"MS\",@progbits,1";
51 DwarfLocSection = "\t.section .debug_loc,\"\",@progbits";
52 DwarfARangesSection = "\t.section .debug_aranges,\"\",@progbits";
53 DwarfRangesSection = "\t.section .debug_ranges,\"\",@progbits";
54 DwarfMacroInfoSection = 0; // macro info not supported.
56 // Exception handling is not supported on CellSPU (think about it: you only
57 // have 256K for code+data. Would you support exception handling?)
58 SupportsExceptionHandling = false;
61 /// PreferredEHDataFormat - This hook allows the target to select data
62 /// format used for encoding pointers in exception handling data. Reason is
63 /// 0 for data, 1 for code labels, 2 for function pointers. Global is true
64 /// if the symbol can be relocated.
66 SPULinuxTargetAsmInfo::PreferredEHDataFormat(DwarfEncoding::Target Reason,
68 // We really need to write something here.
69 return TargetAsmInfo::PreferredEHDataFormat(Reason, Global);
72 // Instantiate default implementation.
73 TEMPLATE_INSTANTIATION(class SPUTargetAsmInfo<TargetAsmInfo>);