1 //===-- PPCTargetAsmInfo.cpp - PPC 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 DarwinTargetAsmInfo properties.
12 //===----------------------------------------------------------------------===//
14 #include "PPCTargetAsmInfo.h"
15 #include "PPCTargetMachine.h"
16 #include "llvm/Function.h"
17 #include "llvm/Support/Dwarf.h"
20 using namespace llvm::dwarf;
22 PPCDarwinTargetAsmInfo::PPCDarwinTargetAsmInfo(const PPCTargetMachine &TM) :
23 PPCTargetAsmInfo<DarwinTargetAsmInfo>(TM) {
26 UsedDirective = "\t.no_dead_strip\t";
27 SupportsExceptionHandling = true;
30 ".section __TEXT,__eh_frame,coalesced,no_toc+strip_static_syms+live_support";
31 GlobalEHDirective = "\t.globl\t";
32 SupportsWeakOmittedEHFrame = false;
35 const char *PPCDarwinTargetAsmInfo::getEHGlobalPrefix() const {
36 const PPCSubtarget* Subtarget = &TM.getSubtarget<PPCSubtarget>();
37 if (Subtarget->getDarwinVers() > 9)
38 return PrivateGlobalPrefix;
42 PPCLinuxTargetAsmInfo::PPCLinuxTargetAsmInfo(const PPCTargetMachine &TM) :
43 PPCTargetAsmInfo<ELFTargetAsmInfo>(TM) {
46 PrivateGlobalPrefix = ".L";
47 UsedDirective = "\t# .no_dead_strip\t";
48 WeakRefDirective = "\t.weak\t";
51 AbsoluteDebugSectionOffsets = true;
52 SupportsDebugInformation = true;
53 DwarfAbbrevSection = "\t.section\t.debug_abbrev,\"\",@progbits";
54 DwarfInfoSection = "\t.section\t.debug_info,\"\",@progbits";
55 DwarfLineSection = "\t.section\t.debug_line,\"\",@progbits";
56 DwarfFrameSection = "\t.section\t.debug_frame,\"\",@progbits";
57 DwarfPubNamesSection ="\t.section\t.debug_pubnames,\"\",@progbits";
58 DwarfPubTypesSection ="\t.section\t.debug_pubtypes,\"\",@progbits";
59 DwarfStrSection = "\t.section\t.debug_str,\"\",@progbits";
60 DwarfLocSection = "\t.section\t.debug_loc,\"\",@progbits";
61 DwarfARangesSection = "\t.section\t.debug_aranges,\"\",@progbits";
62 DwarfRangesSection = "\t.section\t.debug_ranges,\"\",@progbits";
63 DwarfMacroInfoSection = "\t.section\t.debug_macinfo,\"\",@progbits";
67 // Set up DWARF directives
68 HasLEB128 = true; // Target asm supports leb128 directives (little-endian)
70 // Exceptions handling
71 if (!TM.getSubtargetImpl()->isPPC64())
72 SupportsExceptionHandling = true;
73 AbsoluteEHSectionOffsets = false;
74 DwarfEHFrameSection = "\t.section\t.eh_frame,\"aw\",@progbits";
78 // Instantiate default implementation.
79 TEMPLATE_INSTANTIATION(class PPCTargetAsmInfo<TargetAsmInfo>);