[llvm-commits] [llvm] r134629 - in /llvm/trunk/lib/Target/Mips: CMakeLists.txt MipsMCSymbolRefExpr.cpp MipsMCSymbolRefExpr.h
Akira Hatanaka
ahatanak at gmail.com
Thu Jul 7 12:27:22 PDT 2011
Author: ahatanak
Date: Thu Jul 7 14:27:22 2011
New Revision: 134629
URL: http://llvm.org/viewvc/llvm-project?rev=134629&view=rev
Log:
Define class MipsMCSymbolRefExpr.
Added:
llvm/trunk/lib/Target/Mips/MipsMCSymbolRefExpr.cpp
llvm/trunk/lib/Target/Mips/MipsMCSymbolRefExpr.h
Modified:
llvm/trunk/lib/Target/Mips/CMakeLists.txt
Modified: llvm/trunk/lib/Target/Mips/CMakeLists.txt
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Mips/CMakeLists.txt?rev=134629&r1=134628&r2=134629&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Mips/CMakeLists.txt (original)
+++ llvm/trunk/lib/Target/Mips/CMakeLists.txt Thu Jul 7 14:27:22 2011
@@ -17,6 +17,7 @@
MipsISelLowering.cpp
MipsFrameLowering.cpp
MipsMCAsmInfo.cpp
+ MipsMCSymbolRefExpr.cpp
MipsRegisterInfo.cpp
MipsSubtarget.cpp
MipsTargetMachine.cpp
Added: llvm/trunk/lib/Target/Mips/MipsMCSymbolRefExpr.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Mips/MipsMCSymbolRefExpr.cpp?rev=134629&view=auto
==============================================================================
--- llvm/trunk/lib/Target/Mips/MipsMCSymbolRefExpr.cpp (added)
+++ llvm/trunk/lib/Target/Mips/MipsMCSymbolRefExpr.cpp Thu Jul 7 14:27:22 2011
@@ -0,0 +1,63 @@
+//===-- MipsMCSymbolRefExpr.cpp - Mips specific MC expression classes -----===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#define DEBUG_TYPE "mipsmcsymbolrefexpr"
+#include "MipsMCSymbolRefExpr.h"
+#include "llvm/MC/MCAssembler.h"
+#include "llvm/MC/MCContext.h"
+#include "llvm/MC/MCSymbol.h"
+using namespace llvm;
+
+const MipsMCSymbolRefExpr*
+MipsMCSymbolRefExpr::Create(VariantKind Kind, const MCSymbol *Symbol,
+ int Offset, MCContext &Ctx) {
+ return new (Ctx) MipsMCSymbolRefExpr(Kind, Symbol, Offset);
+}
+
+void MipsMCSymbolRefExpr::PrintImpl(raw_ostream &OS) const {
+ switch (Kind) {
+ default: assert(0 && "Invalid kind!");
+ case VK_Mips_None: break;
+ case VK_Mips_GPREL: OS << "%gp_rel("; break;
+ case VK_Mips_GOT_CALL: OS << "%call16("; break;
+ case VK_Mips_GOT: OS << "%got("; break;
+ case VK_Mips_ABS_HI: OS << "%hi("; break;
+ case VK_Mips_ABS_LO: OS << "%lo("; break;
+ case VK_Mips_TLSGD: OS << "%tlsgd("; break;
+ case VK_Mips_GOTTPREL: OS << "%gottprel("; break;
+ case VK_Mips_TPREL_HI: OS << "%tprel_hi("; break;
+ case VK_Mips_TPREL_LO: OS << "%tprel_lo("; break;
+ }
+
+ OS << *Symbol;
+
+ if (Offset) {
+ if (Offset > 0)
+ OS << '+';
+ OS << Offset;
+ }
+
+ if (Kind != VK_Mips_None)
+ OS << ')';
+}
+
+bool
+MipsMCSymbolRefExpr::EvaluateAsRelocatableImpl(MCValue &Res,
+ const MCAsmLayout *Layout) const {
+ return false;
+}
+
+void MipsMCSymbolRefExpr::AddValueSymbols(MCAssembler *Asm) const {
+ Asm->getOrCreateSymbolData(*Symbol);
+}
+
+const MCSection *MipsMCSymbolRefExpr::FindAssociatedSection() const {
+ return Symbol->isDefined() ? &Symbol->getSection() : NULL;
+}
+
Added: llvm/trunk/lib/Target/Mips/MipsMCSymbolRefExpr.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Mips/MipsMCSymbolRefExpr.h?rev=134629&view=auto
==============================================================================
--- llvm/trunk/lib/Target/Mips/MipsMCSymbolRefExpr.h (added)
+++ llvm/trunk/lib/Target/Mips/MipsMCSymbolRefExpr.h Thu Jul 7 14:27:22 2011
@@ -0,0 +1,62 @@
+//===-- MipsMCSymbolRefExpr.h - Mips specific MCSymbolRefExpr class -------===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef MIPSMCSYMBOLREFEXPR_H
+#define MIPSMCSYMBOLREFEXPR_H
+#include "llvm/MC/MCExpr.h"
+
+namespace llvm {
+
+class MipsMCSymbolRefExpr : public MCTargetExpr {
+public:
+ enum VariantKind {
+ VK_Mips_None,
+ VK_Mips_GPREL,
+ VK_Mips_GOT_CALL,
+ VK_Mips_GOT,
+ VK_Mips_ABS_HI,
+ VK_Mips_ABS_LO,
+ VK_Mips_TLSGD,
+ VK_Mips_GOTTPREL,
+ VK_Mips_TPREL_HI,
+ VK_Mips_TPREL_LO
+ };
+
+private:
+ const VariantKind Kind;
+ const MCSymbol *Symbol;
+ int Offset;
+
+ explicit MipsMCSymbolRefExpr(VariantKind _Kind, const MCSymbol *_Symbol,
+ int _Offset)
+ : Kind(_Kind), Symbol(_Symbol), Offset(_Offset) {}
+
+public:
+ static const MipsMCSymbolRefExpr *Create(VariantKind Kind,
+ const MCSymbol *Symbol, int Offset,
+ MCContext &Ctx);
+
+ void PrintImpl(raw_ostream &OS) const;
+ bool EvaluateAsRelocatableImpl(MCValue &Res,
+ const MCAsmLayout *Layout) const;
+ void AddValueSymbols(MCAssembler *) const;
+ const MCSection *FindAssociatedSection() const;
+
+ static bool classof(const MCExpr *E) {
+ return E->getKind() == MCExpr::Target;
+ }
+
+ static bool classof(const MipsMCSymbolRefExpr *) { return true; }
+
+ int getOffset() const { return Offset; }
+ void setOffset(int O) { Offset = O; }
+};
+} // end namespace llvm
+
+#endif
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