NVPTXMCAsmInfo.cpp revision 263508 
1//===-- NVPTXMCAsmInfo.cpp - NVPTX asm properties -------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9//
10// This file contains the declarations of the NVPTXMCAsmInfo properties.
11//
12//===----------------------------------------------------------------------===//
13
14#include "NVPTXMCAsmInfo.h"
15#include "llvm/ADT/Triple.h"
16#include "llvm/Support/CommandLine.h"
17
18using namespace llvm;
19
20// -debug-compile - Command line option to inform opt and llc passes to
21// compile for debugging
22static cl::opt<bool> CompileForDebugging("debug-compile",
23                                         cl::desc("Compile for debugging"),
24                                         cl::Hidden, cl::init(false));
25
26void NVPTXMCAsmInfo::anchor() {}
27
28NVPTXMCAsmInfo::NVPTXMCAsmInfo(const StringRef &TT) {
29  Triple TheTriple(TT);
30  if (TheTriple.getArch() == Triple::nvptx64) {
31    PointerSize = CalleeSaveStackSlotSize = 8;
32  }
33
34  CommentString = "//";
35
36  PrivateGlobalPrefix = "$L__";
37
38  HasSetDirective = false;
39
40  HasSingleParameterDotFile = false;
41
42  InlineAsmStart = " inline asm";
43  InlineAsmEnd = " inline asm";
44
45  SupportsDebugInformation = CompileForDebugging;
46  HasDotTypeDotSizeDirective = false;
47
48  Data8bitsDirective = " .b8 ";
49  Data16bitsDirective = " .b16 ";
50  Data32bitsDirective = " .b32 ";
51  Data64bitsDirective = " .b64 ";
52  PrivateGlobalPrefix = "";
53  ZeroDirective = " .b8";
54  AsciiDirective = " .b8";
55  AscizDirective = " .b8";
56
57  // @TODO: Can we just disable this?
58  GlobalDirective = "\t// .globl\t";
59}
60