MC: Remove unused entities.

llvm-svn: 283691

16 files changed, 15 insertions, 54 deletions

diff --git a/llvm/lib/MC/CMakeLists.txt b/llvm/lib/MC/CMakeLists.txt
index 2f1b39e58e3..c207aac0cf2 100644
--- a/llvm/lib/MC/CMakeLists.txt
+++ b/llvm/lib/MC/CMakeLists.txt
@@ -41,7 +41,6 @@ add_llvm_library(LLVMMC
   MCTargetOptions.cpp
   MCValue.cpp
   MCWin64EH.cpp
-  MCWinEH.cpp
   MachObjectWriter.cpp
   StringTableBuilder.cpp
   SubtargetFeature.cpp
diff --git a/llvm/lib/MC/MCAsmStreamer.cpp b/llvm/lib/MC/MCAsmStreamer.cpp
index 7b1c59f1c04..a8c37e0f272 100644
--- a/llvm/lib/MC/MCAsmStreamer.cpp
+++ b/llvm/lib/MC/MCAsmStreamer.cpp
@@ -117,7 +117,7 @@ public:
   void emitRawComment(const Twine &T, bool TabPrefix = true) override;
 
   void addExplicitComment(const Twine &T) override;
-  void emitExplicitComments() override;
+  void emitExplicitComments();
 
   /// AddBlankLine - Emit a blank line to a .s file to pretty it up.
   void AddBlankLine() override {
diff --git a/llvm/lib/MC/MCStreamer.cpp b/llvm/lib/MC/MCStreamer.cpp
index 124a1911a9a..11c548a9728 100644
--- a/llvm/lib/MC/MCStreamer.cpp
+++ b/llvm/lib/MC/MCStreamer.cpp
@@ -72,7 +72,6 @@ raw_ostream &MCStreamer::GetCommentOS() {
 void MCStreamer::emitRawComment(const Twine &T, bool TabPrefix) {}
 
 void MCStreamer::addExplicitComment(const Twine &T) {}
-void MCStreamer::emitExplicitComments() {}
 
 void MCStreamer::generateCompactUnwindEncodings(MCAsmBackend *MAB) {
   for (auto &FI : DwarfFrameInfos)
@@ -713,9 +712,6 @@ void MCStreamer::EmitRawText(const Twine &T) {
   EmitRawTextImpl(T.toStringRef(Str));
 }
 
-void MCStreamer::EmitWindowsUnwindTables() {
-}
-
 void MCStreamer::Finish() {
   if (!DwarfFrameInfos.empty() && !DwarfFrameInfos.back().End)
     report_fatal_error("Unfinished frame!");
diff --git a/llvm/lib/MC/MCWinEH.cpp b/llvm/lib/MC/MCWinEH.cpp
deleted file mode 100644
index 21a913999f6..00000000000
--- a/llvm/lib/MC/MCWinEH.cpp
+++ /dev/null
@@ -1,26 +0,0 @@
-//===- lib/MC/MCWinEH.cpp - Windows EH implementation ---------------------===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/ADT/StringRef.h"
-#include "llvm/MC/MCContext.h"
-#include "llvm/MC/MCObjectFileInfo.h"
-#include "llvm/MC/MCSectionCOFF.h"
-#include "llvm/MC/MCStreamer.h"
-#include "llvm/MC/MCSymbol.h"
-#include "llvm/MC/MCWinEH.h"
-#include "llvm/Support/COFF.h"
-
-namespace llvm {
-namespace WinEH {
-
-UnwindEmitter::~UnwindEmitter() {}
-
-}
-}
-
diff --git a/llvm/lib/Target/AArch64/AsmParser/AArch64AsmParser.cpp b/llvm/lib/Target/AArch64/AsmParser/AArch64AsmParser.cpp
index 130f27d0170..9ecee0e2df3 100644
--- a/llvm/lib/Target/AArch64/AsmParser/AArch64AsmParser.cpp
+++ b/llvm/lib/Target/AArch64/AsmParser/AArch64AsmParser.cpp
@@ -326,7 +326,7 @@ public:
   /// getStartLoc - Get the location of the first token of this operand.
   SMLoc getStartLoc() const override { return StartLoc; }
   /// getEndLoc - Get the location of the last token of this operand.
-  SMLoc getEndLoc() const override { return EndLoc; }
+  SMLoc getEndLoc() const { return EndLoc; }
 
   StringRef getToken() const {
     assert(Kind == k_Token && "Invalid access!");
diff --git a/llvm/lib/Target/AMDGPU/AsmParser/AMDGPUAsmParser.cpp b/llvm/lib/Target/AMDGPU/AsmParser/AMDGPUAsmParser.cpp
index cab545012c0..a446de7c933 100644
--- a/llvm/lib/Target/AMDGPU/AsmParser/AMDGPUAsmParser.cpp
+++ b/llvm/lib/Target/AMDGPU/AsmParser/AMDGPUAsmParser.cpp
@@ -379,7 +379,7 @@ public:
     return StartLoc;
   }
 
-  SMLoc getEndLoc() const override {
+  SMLoc getEndLoc() const {
     return EndLoc;
   }
 
diff --git a/llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp b/llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp
index 2b210ddb07d..909f939b44f 100644
--- a/llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp
+++ b/llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp
@@ -752,7 +752,7 @@ public:
   /// getStartLoc - Get the location of the first token of this operand.
   SMLoc getStartLoc() const override { return StartLoc; }
   /// getEndLoc - Get the location of the last token of this operand.
-  SMLoc getEndLoc() const override { return EndLoc; }
+  SMLoc getEndLoc() const { return EndLoc; }
   /// getLocRange - Get the range between the first and last token of this
   /// operand.
   SMRange getLocRange() const { return SMRange(StartLoc, EndLoc); }
diff --git a/llvm/lib/Target/Hexagon/AsmParser/HexagonAsmParser.cpp b/llvm/lib/Target/Hexagon/AsmParser/HexagonAsmParser.cpp
index 9ce858f29c5..b97707e59c6 100644
--- a/llvm/lib/Target/Hexagon/AsmParser/HexagonAsmParser.cpp
+++ b/llvm/lib/Target/Hexagon/AsmParser/HexagonAsmParser.cpp
@@ -222,7 +222,7 @@ public:
   SMLoc getStartLoc() const { return StartLoc; }
 
   /// getEndLoc - Get the location of the last token of this operand.
-  SMLoc getEndLoc() const { return EndLoc; }
+  SMLoc getEndLoc() { return EndLoc; }
 
   unsigned getReg() const {
     assert(Kind == Register && "Invalid access!");
diff --git a/llvm/lib/Target/Lanai/AsmParser/LanaiAsmParser.cpp b/llvm/lib/Target/Lanai/AsmParser/LanaiAsmParser.cpp
index cbb96d8b05b..bad187cf047 100644
--- a/llvm/lib/Target/Lanai/AsmParser/LanaiAsmParser.cpp
+++ b/llvm/lib/Target/Lanai/AsmParser/LanaiAsmParser.cpp
@@ -134,7 +134,7 @@ public:
   SMLoc getStartLoc() const override { return StartLoc; }
 
   // getEndLoc - Gets location of the last token of this operand
-  SMLoc getEndLoc() const override { return EndLoc; }
+  SMLoc getEndLoc() const { return EndLoc; }
 
   unsigned getReg() const override {
     assert(isReg() && "Invalid type access!");
diff --git a/llvm/lib/Target/Mips/AsmParser/MipsAsmParser.cpp b/llvm/lib/Target/Mips/AsmParser/MipsAsmParser.cpp
index e4b2a40fba6..890dc2d6cba 100644
--- a/llvm/lib/Target/Mips/AsmParser/MipsAsmParser.cpp
+++ b/llvm/lib/Target/Mips/AsmParser/MipsAsmParser.cpp
@@ -1474,7 +1474,7 @@ public:
   /// getStartLoc - Get the location of the first token of this operand.
   SMLoc getStartLoc() const override { return StartLoc; }
   /// getEndLoc - Get the location of the last token of this operand.
-  SMLoc getEndLoc() const override { return EndLoc; }
+  SMLoc getEndLoc() const { return EndLoc; }
 
   virtual ~MipsOperand() {
     switch (Kind) {
diff --git a/llvm/lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp b/llvm/lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp
index b55e9c7172f..8b3eac2e691 100644
--- a/llvm/lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp
+++ b/llvm/lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp
@@ -394,7 +394,7 @@ public:
   SMLoc getStartLoc() const override { return StartLoc; }
 
   /// getEndLoc - Get the location of the last token of this operand.
-  SMLoc getEndLoc() const override { return EndLoc; }
+  SMLoc getEndLoc() const { return EndLoc; }
 
   /// isPPC64 - True if this operand is for an instruction in 64-bit mode.
   bool isPPC64() const { return IsPPC64; }
diff --git a/llvm/lib/Target/Sparc/AsmParser/SparcAsmParser.cpp b/llvm/lib/Target/Sparc/AsmParser/SparcAsmParser.cpp
index 288f3c10ce9..4ffb3736915 100644
--- a/llvm/lib/Target/Sparc/AsmParser/SparcAsmParser.cpp
+++ b/llvm/lib/Target/Sparc/AsmParser/SparcAsmParser.cpp
@@ -281,7 +281,7 @@ public:
     return StartLoc;
   }
   /// getEndLoc - Get the location of the last token of this operand.
-  SMLoc getEndLoc() const override {
+  SMLoc getEndLoc() const {
     return EndLoc;
   }
 
diff --git a/llvm/lib/Target/SystemZ/AsmParser/SystemZAsmParser.cpp b/llvm/lib/Target/SystemZ/AsmParser/SystemZAsmParser.cpp
index 26a427e0745..012b82f20e8 100644
--- a/llvm/lib/Target/SystemZ/AsmParser/SystemZAsmParser.cpp
+++ b/llvm/lib/Target/SystemZ/AsmParser/SystemZAsmParser.cpp
@@ -261,7 +261,7 @@ public:
 
   // Override MCParsedAsmOperand.
   SMLoc getStartLoc() const override { return StartLoc; }
-  SMLoc getEndLoc() const override { return EndLoc; }
+  SMLoc getEndLoc() const { return EndLoc; }
   void print(raw_ostream &OS) const override;
 
   // Used by the TableGen code to add particular types of operand
diff --git a/llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp b/llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp
index eae22b8cc52..3df2ee70827 100644
--- a/llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp
+++ b/llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp
@@ -1696,7 +1696,7 @@ std::unique_ptr<X86Operand> X86AsmParser::ParseIntelOffsetOfOperator() {
   unsigned RegNo = is64BitMode() ? X86::RBX : (Parse32 ? X86::EBX : X86::BX);
 
   return X86Operand::CreateReg(RegNo, Start, End, /*GetAddress=*/true,
-                               OffsetOfLoc, Identifier, Info.OpDecl);
+                               Identifier, Info.OpDecl);
 }
 
 enum IntelOperatorKind {
diff --git a/llvm/lib/Target/X86/AsmParser/X86Operand.h b/llvm/lib/Target/X86/AsmParser/X86Operand.h
index a04c2f5c84a..6894915ac14 100644
--- a/llvm/lib/Target/X86/AsmParser/X86Operand.h
+++ b/llvm/lib/Target/X86/AsmParser/X86Operand.h
@@ -31,7 +31,6 @@ struct X86Operand : public MCParsedAsmOperand {
   } Kind;
 
   SMLoc StartLoc, EndLoc;
-  SMLoc OffsetOfLoc;
   StringRef SymName;
   void *OpDecl;
   bool AddressOf;
@@ -75,12 +74,10 @@ struct X86Operand : public MCParsedAsmOperand {
   /// getStartLoc - Get the location of the first token of this operand.
   SMLoc getStartLoc() const override { return StartLoc; }
   /// getEndLoc - Get the location of the last token of this operand.
-  SMLoc getEndLoc() const override { return EndLoc; }
+  SMLoc getEndLoc() const { return EndLoc; }
   /// getLocRange - Get the range between the first and last token of this
   /// operand.
   SMRange getLocRange() const { return SMRange(StartLoc, EndLoc); }
-  /// getOffsetOfLoc - Get the location of the offset operator.
-  SMLoc getOffsetOfLoc() const override { return OffsetOfLoc; }
 
   void print(raw_ostream &OS) const override {}
 
@@ -197,10 +194,6 @@ struct X86Operand : public MCParsedAsmOperand {
     return isImmUnsignedi8Value(CE->getValue());
   }
 
-  bool isOffsetOf() const override {
-    return OffsetOfLoc.getPointer();
-  }
-
   bool needAddressOf() const override {
     return AddressOf;
   }
@@ -474,12 +467,11 @@ struct X86Operand : public MCParsedAsmOperand {
 
   static std::unique_ptr<X86Operand>
   CreateReg(unsigned RegNo, SMLoc StartLoc, SMLoc EndLoc,
-            bool AddressOf = false, SMLoc OffsetOfLoc = SMLoc(),
-            StringRef SymName = StringRef(), void *OpDecl = nullptr) {
+            bool AddressOf = false, StringRef SymName = StringRef(),
+            void *OpDecl = nullptr) {
     auto Res = llvm::make_unique<X86Operand>(Register, StartLoc, EndLoc);
     Res->Reg.RegNo = RegNo;
     Res->AddressOf = AddressOf;
-    Res->OffsetOfLoc = OffsetOfLoc;
     Res->SymName = SymName;
     Res->OpDecl = OpDecl;
     return Res;
diff --git a/llvm/lib/Target/X86/MCTargetDesc/X86WinCOFFStreamer.cpp b/llvm/lib/Target/X86/MCTargetDesc/X86WinCOFFStreamer.cpp
index d04511873b4..ea1ed167761 100644
--- a/llvm/lib/Target/X86/MCTargetDesc/X86WinCOFFStreamer.cpp
+++ b/llvm/lib/Target/X86/MCTargetDesc/X86WinCOFFStreamer.cpp
@@ -22,7 +22,7 @@ public:
       : MCWinCOFFStreamer(C, AB, *CE, OS) {}
 
   void EmitWinEHHandlerData() override;
-  void EmitWindowsUnwindTables() override;
+  void EmitWindowsUnwindTables();
   void FinishImpl() override;
 };