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annotate lib/Target/NVPTX/NVPTXSection.h @ 134:3a76565eade5 LLVM5.0.1

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update 5.0.1
author mir3636
date Sat, 17 Feb 2018 09:57:20 +0900
parents 803732b1fca8
children
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1 //===- NVPTXSection.h - NVPTX-specific section representation ---*- C++ -*-===//
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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 declares the NVPTXSection class.
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11 //
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12 //===----------------------------------------------------------------------===//
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14 #ifndef LLVM_LIB_TARGET_NVPTX_NVPTXSECTION_H
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15 #define LLVM_LIB_TARGET_NVPTX_NVPTXSECTION_H
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17 #include "llvm/MC/MCSection.h"
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18 #include "llvm/MC/SectionKind.h"
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20 namespace llvm {
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22 /// Represents a section in PTX PTX does not have sections. We create this class
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23 /// in order to use the ASMPrint interface.
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24 ///
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25 class NVPTXSection final : public MCSection {
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26 virtual void anchor();
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27
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28 public:
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29 NVPTXSection(SectionVariant V, SectionKind K) : MCSection(V, K, nullptr) {}
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30 ~NVPTXSection() = default;
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32 /// Override this as NVPTX has its own way of printing switching
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33 /// to a section.
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34 void PrintSwitchToSection(const MCAsmInfo &MAI, const Triple &T,
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35 raw_ostream &OS,
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36 const MCExpr *Subsection) const override {}
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38 /// Base address of PTX sections is zero.
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39 bool UseCodeAlign() const override { return false; }
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40 bool isVirtualSection() const override { return false; }
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41 };
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43 } // end namespace llvm
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45 #endif // LLVM_LIB_TARGET_NVPTX_NVPTXSECTION_H