2ed0401612
Use MCSpecifierExpr directly and remove the CSKYMCExpr subclass. Define printImpl within CSKYMCAsmInfo.
82 lines
2.1 KiB
C++
82 lines
2.1 KiB
C++
//===-- CSKYMCAsmInfo.cpp - CSKY Asm properties ---------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file contains the declarations of the CSKYMCAsmInfo properties.
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//
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//===----------------------------------------------------------------------===//
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#include "CSKYMCAsmInfo.h"
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#include "MCTargetDesc/CSKYMCAsmInfo.h"
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#include "llvm/BinaryFormat/Dwarf.h"
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#include "llvm/MC/MCExpr.h"
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#include "llvm/MC/MCStreamer.h"
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using namespace llvm;
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const MCAsmInfo::AtSpecifier atSpecifiers[] = {
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{CSKY::S_GOT, "GOT"}, {CSKY::S_GOTOFF, "GOTOFF"},
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{CSKY::S_PLT, "PLT"}, {CSKY::S_TLSGD, "TLSGD"},
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{CSKY::S_TLSLDM, "TLSLDM"}, {CSKY::S_TPOFF, "TPOFF"},
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};
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void CSKYMCAsmInfo::anchor() {}
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CSKYMCAsmInfo::CSKYMCAsmInfo(const Triple &TargetTriple) {
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AlignmentIsInBytes = false;
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SupportsDebugInformation = true;
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CommentString = "#";
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// Uses '.section' before '.bss' directive
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UsesELFSectionDirectiveForBSS = true;
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ExceptionsType = ExceptionHandling::DwarfCFI;
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initializeAtSpecifiers(atSpecifiers);
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}
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static StringRef getVariantKindName(uint8_t Kind) {
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using namespace CSKY;
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switch (Kind) {
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default:
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llvm_unreachable("Invalid ELF symbol kind");
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case S_None:
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case S_ADDR:
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return "";
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case S_ADDR_HI16:
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return "@HI16";
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case S_ADDR_LO16:
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return "@LO16";
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case S_GOT_IMM18_BY4:
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case S_GOT:
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return "@GOT";
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case S_GOTPC:
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return "@GOTPC";
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case S_GOTOFF:
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return "@GOTOFF";
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case S_PLT_IMM18_BY4:
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case S_PLT:
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return "@PLT";
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case S_TLSLE:
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return "@TPOFF";
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case S_TLSIE:
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return "@GOTTPOFF";
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case S_TLSGD:
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return "@TLSGD32";
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case S_TLSLDO:
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return "@TLSLDO32";
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case S_TLSLDM:
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return "@TLSLDM32";
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}
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}
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void CSKYMCAsmInfo::printSpecifierExpr(raw_ostream &OS,
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const MCSpecifierExpr &Expr) const {
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printExpr(OS, *Expr.getSubExpr());
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OS << getVariantKindName(Expr.getSpecifier());
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}
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