NVPTXSection.h revision dce4a407a24b04eebc6a376f8e62b41aaa7b071f
15d71de26cedae3dafc17449fe0182045c0bd20e8Stephen Hines//===- NVPTXSection.h - NVPTX-specific section representation -*- C++ -*-===// 25d71de26cedae3dafc17449fe0182045c0bd20e8Stephen Hines// 35d71de26cedae3dafc17449fe0182045c0bd20e8Stephen Hines// The LLVM Compiler Infrastructure 42d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines// 52d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines// This file is distributed under the University of Illinois Open Source 62d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines// License. See LICENSE.TXT for details. 72d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines// 82d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines//===----------------------------------------------------------------------===// 92d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines// 102d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines// This file declares the NVPTXSection class. 112d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines// 122d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines//===----------------------------------------------------------------------===// 132d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 142d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines#ifndef LLVM_NVPTXSECTION_H 152d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines#define LLVM_NVPTXSECTION_H 162d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 172d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines#include "llvm/IR/GlobalVariable.h" 182d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines#include "llvm/MC/MCSection.h" 192d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines#include <vector> 202d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 212d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesnamespace llvm { 222d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines/// NVPTXSection - Represents a section in PTX 232d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines/// PTX does not have sections. We create this class in order to use 242d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines/// the ASMPrint interface. 25/// 26class NVPTXSection : public MCSection { 27 virtual void anchor(); 28public: 29 NVPTXSection(SectionVariant V, SectionKind K) : MCSection(V, K) {} 30 virtual ~NVPTXSection() {} 31 32 /// Override this as NVPTX has its own way of printing switching 33 /// to a section. 34 void PrintSwitchToSection(const MCAsmInfo &MAI, 35 raw_ostream &OS, 36 const MCExpr *Subsection) const override {} 37 38 /// Base address of PTX sections is zero. 39 bool isBaseAddressKnownZero() const override { return true; } 40 bool UseCodeAlign() const override { return false; } 41 bool isVirtualSection() const override { return false; } 42 std::string getLabelBeginName() const override { return ""; } 43 std::string getLabelEndName() const override { return ""; } 44}; 45 46} // end namespace llvm 47 48#endif 49