1 //===-- X86TargetAsmInfo.cpp - X86 asm properties ---------------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file was developed by James M. Laskey and is distributed under the
6 // University of Illinois Open Source License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file contains the declarations of the X86TargetAsmInfo properties.
12 //===----------------------------------------------------------------------===//
14 #include "X86TargetAsmInfo.h"
15 #include "X86TargetMachine.h"
16 #include "X86Subtarget.h"
20 X86TargetAsmInfo::X86TargetAsmInfo(const X86TargetMachine &TM) {
21 const X86Subtarget *Subtarget = &TM.getSubtarget<X86Subtarget>();
23 // FIXME - Should be simplified.
25 switch (Subtarget->TargetType) {
26 case X86Subtarget::isDarwin:
27 AlignmentIsInBytes = false;
29 if (!Subtarget->is64Bit())
30 Data64bitsDirective = 0; // we can't emit a 64-bit unit
31 ZeroDirective = "\t.space\t"; // ".space N" emits N zeros.
32 PrivateGlobalPrefix = "L"; // Marker for constant pool idxs
33 ConstantPoolSection = "\t.const\n";
34 JumpTableDataSection = "\t.const\n";
35 FourByteConstantSection = "\t.literal4\n";
36 EightByteConstantSection = "\t.literal8\n";
37 if (Subtarget->is64Bit())
38 SixteenByteConstantSection = "\t.literal16\n";
39 LCOMMDirective = "\t.lcomm\t";
40 COMMDirectiveTakesAlignment = false;
41 HasDotTypeDotSizeDirective = false;
42 StaticCtorsSection = ".mod_init_func";
43 StaticDtorsSection = ".mod_term_func";
44 InlineAsmStart = "# InlineAsm Start";
45 InlineAsmEnd = "# InlineAsm End";
46 SetDirective = "\t.set";
47 UsedDirective = "\t.no_dead_strip\t";
50 DwarfAbbrevSection = ".section __DWARF,__debug_abbrev,regular,debug";
51 DwarfInfoSection = ".section __DWARF,__debug_info,regular,debug";
52 DwarfLineSection = ".section __DWARF,__debug_line,regular,debug";
53 DwarfFrameSection = ".section __DWARF,__debug_frame,regular,debug";
54 DwarfPubNamesSection = ".section __DWARF,__debug_pubnames,regular,debug";
55 DwarfPubTypesSection = ".section __DWARF,__debug_pubtypes,regular,debug";
56 DwarfStrSection = ".section __DWARF,__debug_str,regular,debug";
57 DwarfLocSection = ".section __DWARF,__debug_loc,regular,debug";
58 DwarfARangesSection = ".section __DWARF,__debug_aranges,regular,debug";
59 DwarfRangesSection = ".section __DWARF,__debug_ranges,regular,debug";
60 DwarfMacInfoSection = ".section __DWARF,__debug_macinfo,regular,debug";
62 case X86Subtarget::isCygwin:
64 COMMDirectiveTakesAlignment = false;
65 HasDotTypeDotSizeDirective = false;
66 StaticCtorsSection = "\t.section .ctors,\"aw\"";
67 StaticDtorsSection = "\t.section .dtors,\"aw\"";
69 case X86Subtarget::isWindows:
71 HasDotTypeDotSizeDirective = false;
76 if (Subtarget->isFlavorIntel()) {
80 PrivateGlobalPrefix = "$";
81 AlignDirective = "\talign\t";
82 ZeroDirective = "\tdb\t";
83 ZeroDirectiveSuffix = " dup(0)";
84 AsciiDirective = "\tdb\t";
86 Data8bitsDirective = "\tdb\t";
87 Data16bitsDirective = "\tdw\t";
88 Data32bitsDirective = "\tdd\t";
89 Data64bitsDirective = "\tdq\t";
90 HasDotTypeDotSizeDirective = false;
92 TextSection = "_text";
93 DataSection = "_data";
94 SwitchToSectionDirective = "";
95 TextSectionStartSuffix = "\tsegment 'CODE'";
96 DataSectionStartSuffix = "\tsegment 'DATA'";
97 SectionEndDirectiveSuffix = "\tends\n";