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annotate lib/Target/NVPTX/MCTargetDesc/NVPTXMCAsmInfo.cpp @ 131:f476a9ba4795

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http://llvm.org/svn/llvm-project/compiler-rt/trunk compiler-rt
author mir3636
date Fri, 16 Feb 2018 21:02:11 +0900
parents 803732b1fca8
children c2174574ed3a
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1 //===-- NVPTXMCAsmInfo.cpp - NVPTX asm properties -------------------------===//
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2 //
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3 // The LLVM Compiler Infrastructure
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4 //
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5 // This file is distributed under the University of Illinois Open Source
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6 // License. See LICENSE.TXT for details.
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7 //
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8 //===----------------------------------------------------------------------===//
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9 //
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10 // This file contains the declarations of the NVPTXMCAsmInfo properties.
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11 //
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12 //===----------------------------------------------------------------------===//
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14 #include "NVPTXMCAsmInfo.h"
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15 #include "llvm/ADT/Triple.h"
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16 #include "llvm/Support/CommandLine.h"
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17
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18 using namespace llvm;
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19
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20 // -debug-compile - Command line option to inform opt and llc passes to
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21 // compile for debugging
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22 static cl::opt<bool> CompileForDebugging("debug-compile",
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23 cl::desc("Compile for debugging"),
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24 cl::Hidden, cl::init(false));
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25
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26 void NVPTXMCAsmInfo::anchor() {}
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28 NVPTXMCAsmInfo::NVPTXMCAsmInfo(const Triple &TheTriple) {
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29 if (TheTriple.getArch() == Triple::nvptx64) {
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30 CodePointerSize = CalleeSaveStackSlotSize = 8;
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31 }
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33 CommentString = "//";
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34
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35 HasSingleParameterDotFile = false;
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36
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37 InlineAsmStart = " begin inline asm";
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38 InlineAsmEnd = " end inline asm";
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39
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40 SupportsDebugInformation = CompileForDebugging;
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41 // PTX does not allow .align on functions.
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42 HasFunctionAlignment = false;
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43 HasDotTypeDotSizeDirective = false;
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44 // PTX does not allow .hidden or .protected
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45 HiddenDeclarationVisibilityAttr = HiddenVisibilityAttr = MCSA_Invalid;
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46 ProtectedVisibilityAttr = MCSA_Invalid;
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47
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48 Data8bitsDirective = " .b8 ";
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49 Data16bitsDirective = " .b16 ";
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50 Data32bitsDirective = " .b32 ";
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51 Data64bitsDirective = " .b64 ";
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52 ZeroDirective = " .b8";
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53 AsciiDirective = " .b8";
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54 AscizDirective = " .b8";
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55
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56 // @TODO: Can we just disable this?
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57 WeakDirective = "\t// .weak\t";
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58 GlobalDirective = "\t// .globl\t";
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59 }