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 to 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"; // FIXME: depends on PIC mode
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";
49 DwarfAbbrevSection = ".section __DWARF,__debug_abbrev,regular,debug";
50 DwarfInfoSection = ".section __DWARF,__debug_info,regular,debug";
51 DwarfLineSection = ".section __DWARF,__debug_line,regular,debug";
52 DwarfFrameSection = ".section __DWARF,__debug_frame,regular,debug";
53 DwarfPubNamesSection = ".section __DWARF,__debug_pubnames,regular,debug";
54 DwarfPubTypesSection = ".section __DWARF,__debug_pubtypes,regular,debug";
55 DwarfStrSection = ".section __DWARF,__debug_str,regular,debug";
56 DwarfLocSection = ".section __DWARF,__debug_loc,regular,debug";
57 DwarfARangesSection = ".section __DWARF,__debug_aranges,regular,debug";
58 DwarfRangesSection = ".section __DWARF,__debug_ranges,regular,debug";
59 DwarfMacInfoSection = ".section __DWARF,__debug_macinfo,regular,debug";
61 case X86Subtarget::isCygwin:
63 COMMDirectiveTakesAlignment = false;
64 HasDotTypeDotSizeDirective = false;
65 StaticCtorsSection = "\t.section .ctors,\"aw\"";
66 StaticDtorsSection = "\t.section .dtors,\"aw\"";
68 case X86Subtarget::isWindows:
70 HasDotTypeDotSizeDirective = false;
75 if (Subtarget->isFlavorIntel()) {
79 PrivateGlobalPrefix = "$";
80 AlignDirective = "\talign\t";
81 ZeroDirective = "\tdb\t";
82 ZeroDirectiveSuffix = " dup(0)";
83 AsciiDirective = "\tdb\t";
85 Data8bitsDirective = "\tdb\t";
86 Data16bitsDirective = "\tdw\t";
87 Data32bitsDirective = "\tdd\t";
88 Data64bitsDirective = "\tdq\t";
89 HasDotTypeDotSizeDirective = false;
91 TextSection = "_text";
92 DataSection = "_data";
93 SwitchToSectionDirective = "";
94 TextSectionStartSuffix = "\tsegment 'CODE'";
95 DataSectionStartSuffix = "\tsegment 'DATA'";
96 SectionEndDirectiveSuffix = "\tends\n";