1//===-- NVPTXMCAsmInfo.cpp - NVPTX asm properties -------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9// This file contains the declarations of the NVPTXMCAsmInfo properties.
10//
11//===----------------------------------------------------------------------===//
12
13#include "NVPTXMCAsmInfo.h"
14#include "llvm/TargetParser/Triple.h"
15
16using namespace llvm;
17
18void NVPTXMCAsmInfo::anchor() {}
19
20NVPTXMCAsmInfo::NVPTXMCAsmInfo(const Triple &TheTriple,
21 const MCTargetOptions &Options) {
22 if (TheTriple.getArch() == Triple::nvptx64) {
23 CodePointerSize = CalleeSaveStackSlotSize = 8;
24 }
25
26 CommentString = "//";
27
28 HasSingleParameterDotFile = false;
29
30 InlineAsmStart = " begin inline asm";
31 InlineAsmEnd = " end inline asm";
32
33 SupportsDebugInformation = true;
34 // PTX does not allow .align on functions.
35 HasFunctionAlignment = false;
36 HasDotTypeDotSizeDirective = false;
37 // PTX does not allow .hidden or .protected
38 HiddenDeclarationVisibilityAttr = HiddenVisibilityAttr = MCSA_Invalid;
39 ProtectedVisibilityAttr = MCSA_Invalid;
40
41 Data8bitsDirective = ".b8 ";
42 Data16bitsDirective = nullptr; // not supported
43 Data32bitsDirective = ".b32 ";
44 Data64bitsDirective = ".b64 ";
45 ZeroDirective = ".b8";
46 AsciiDirective = nullptr; // not supported
47 AscizDirective = nullptr; // not supported
48 SupportsQuotedNames = false;
49 SupportsExtendedDwarfLocDirective = false;
50 SupportsSignedData = false;
51
52 PrivateGlobalPrefix = "$L__";
53 PrivateLabelPrefix = PrivateGlobalPrefix;
54
55 // @TODO: Can we just disable this?
56 WeakDirective = "\t// .weak\t";
57 GlobalDirective = "\t// .globl\t";
58
59 UseIntegratedAssembler = false;
60
61 // ptxas does not support DWARF `.file fileno directory filename'
62 // syntax as of v11.X.
63 EnableDwarfFileDirectoryDefault = false;
64}
65