[NVPTX] Delete dead code from the AsmPrinter.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@333924 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 0 insertions, 142 deletions

diff --git a/lib/Target/NVPTX/NVPTXAsmPrinter.cpp b/lib/Target/NVPTX/NVPTXAsmPrinter.cpp
index a346e3335e1..beba5ef4c46 100644
--- a/lib/Target/NVPTX/NVPTXAsmPrinter.cpp
+++ b/lib/Target/NVPTX/NVPTXAsmPrinter.cpp
@@ -84,7 +84,6 @@
 #include <cstdint>
 #include <cstring>
 #include <new>
-#include <sstream>
 #include <string>
 #include <utility>
 #include <vector>
@@ -1960,65 +1959,6 @@ void NVPTXAsmPrinter::bufferAggregateConstant(const Constant *CPV,
   llvm_unreachable("unsupported constant type in printAggregateConstant()");
 }
 
-// buildTypeNameMap - Run through symbol table looking for type names.
-//
-
-bool NVPTXAsmPrinter::ignoreLoc(const MachineInstr &MI) {
-  switch (MI.getOpcode()) {
-  default:
-    return false;
-  case NVPTX::CallArgBeginInst:
-  case NVPTX::CallArgEndInst0:
-  case NVPTX::CallArgEndInst1:
-  case NVPTX::CallArgF32:
-  case NVPTX::CallArgF64:
-  case NVPTX::CallArgI16:
-  case NVPTX::CallArgI32:
-  case NVPTX::CallArgI32imm:
-  case NVPTX::CallArgI64:
-  case NVPTX::CallArgParam:
-  case NVPTX::CallVoidInst:
-  case NVPTX::CallVoidInstReg:
-  case NVPTX::Callseq_End:
-  case NVPTX::CallVoidInstReg64:
-  case NVPTX::DeclareParamInst:
-  case NVPTX::DeclareRetMemInst:
-  case NVPTX::DeclareRetRegInst:
-  case NVPTX::DeclareRetScalarInst:
-  case NVPTX::DeclareScalarParamInst:
-  case NVPTX::DeclareScalarRegInst:
-  case NVPTX::StoreParamF32:
-  case NVPTX::StoreParamF64:
-  case NVPTX::StoreParamI16:
-  case NVPTX::StoreParamI32:
-  case NVPTX::StoreParamI64:
-  case NVPTX::StoreParamI8:
-  case NVPTX::StoreRetvalF32:
-  case NVPTX::StoreRetvalF64:
-  case NVPTX::StoreRetvalI16:
-  case NVPTX::StoreRetvalI32:
-  case NVPTX::StoreRetvalI64:
-  case NVPTX::StoreRetvalI8:
-  case NVPTX::LastCallArgF32:
-  case NVPTX::LastCallArgF64:
-  case NVPTX::LastCallArgI16:
-  case NVPTX::LastCallArgI32:
-  case NVPTX::LastCallArgI32imm:
-  case NVPTX::LastCallArgI64:
-  case NVPTX::LastCallArgParam:
-  case NVPTX::LoadParamMemF32:
-  case NVPTX::LoadParamMemF64:
-  case NVPTX::LoadParamMemI16:
-  case NVPTX::LoadParamMemI32:
-  case NVPTX::LoadParamMemI64:
-  case NVPTX::LoadParamMemI8:
-  case NVPTX::PrototypeInst:
-  case NVPTX::DBG_VALUE:
-    return true;
-  }
-  return false;
-}
-
 /// lowerConstantForGV - Return an MCExpr for the given Constant.  This is mostly
 /// a copy from AsmPrinter::lowerConstant, except customized to only handle
 /// expressions that are representable in PTX and create
@@ -2319,44 +2259,6 @@ void NVPTXAsmPrinter::printMemOperand(const MachineInstr *MI, int opNum,
   }
 }
 
-void NVPTXAsmPrinter::emitSrcInText(StringRef filename, unsigned line) {
-  std::stringstream temp;
-  LineReader *reader = this->getReader(filename);
-  temp << "\n//";
-  temp << filename.str();
-  temp << ":";
-  temp << line;
-  temp << " ";
-  temp << reader->readLine(line);
-  temp << "\n";
-  this->OutStreamer->EmitRawText(temp.str());
-}
-
-LineReader *NVPTXAsmPrinter::getReader(const std::string &filename) {
-  if (!reader) {
-    reader = new LineReader(filename);
-  }
-
-  if (reader->fileName() != filename) {
-    delete reader;
-    reader = new LineReader(filename);
-  }
-
-  return reader;
-}
-
-std::string LineReader::readLine(unsigned lineNum) {
-  if (lineNum < theCurLine) {
-    theCurLine = 0;
-    fstr.seekg(0, std::ios::beg);
-  }
-  while (theCurLine < lineNum) {
-    fstr.getline(buff, 500);
-    theCurLine++;
-  }
-  return buff;
-}
-
 // Force static initialization.
 extern "C" void LLVMInitializeNVPTXAsmPrinter() {
   RegisterAsmPrinter<NVPTXAsmPrinter> X(getTheNVPTXTarget32());
diff --git a/lib/Target/NVPTX/NVPTXAsmPrinter.h b/lib/Target/NVPTX/NVPTXAsmPrinter.h
index 9fe9c1e736f..02d1a041a15 100644
--- a/lib/Target/NVPTX/NVPTXAsmPrinter.h
+++ b/lib/Target/NVPTX/NVPTXAsmPrinter.h
@@ -41,7 +41,6 @@
 #include "llvm/Target/TargetMachine.h"
 #include <algorithm>
 #include <cassert>
-#include <fstream>
 #include <map>
 #include <memory>
 #include <string>
@@ -60,27 +59,6 @@ namespace llvm {
 
 class MCOperand;
 
-class LineReader {
-private:
-  unsigned theCurLine;
-  std::ifstream fstr;
-  char buff[512];
-  std::string theFileName;
-  SmallVector<unsigned, 32> lineOffset;
-
-public:
-  LineReader(std::string filename) {
-    theCurLine = 0;
-    fstr.open(filename.c_str());
-    theFileName = filename;
-  }
-
-  ~LineReader() { fstr.close(); }
-
-  std::string fileName() { return theFileName; }
-  std::string readLine(unsigned line);
-};
-
 class LLVM_LIBRARY_VISIBILITY NVPTXAsmPrinter : public AsmPrinter {
 
   class AggBuffer {
@@ -217,8 +195,6 @@ class LLVM_LIBRARY_VISIBILITY NVPTXAsmPrinter : public AsmPrinter {
 
   friend class AggBuffer;
 
-  void emitSrcInText(StringRef filename, unsigned line);
-
 private:
   StringRef getPassName() const override { return "NVPTX Assembly Printer"; }
 
@@ -271,8 +247,6 @@ protected:
   bool doFinalization(Module &M) override;
 
 private:
-  std::string CurrentBankselLabelInBasicBlock;
-
   bool GlobalsEmitted;
   
   // This is specific per MachineFunction.
@@ -287,17 +261,9 @@ private:
   // Cache the subtarget here.
   const NVPTXSubtarget *nvptxSubtarget;
 
-  // Build the map between type name and ID based on module's type
-  // symbol table.
-  std::map<Type *, std::string> TypeNameMap;
-
   // List of variables demoted to a function scope.
   std::map<const Function *, std::vector<const GlobalVariable *>> localDecls;
 
-  // To record filename to ID mapping
-  std::map<std::string, unsigned> filenameMap;
-  void recordAndEmitFilenames(Module &);
-
   void emitPTXGlobalVariable(const GlobalVariable *GVar, raw_ostream &O);
   void emitPTXAddressSpace(unsigned int AddressSpace, raw_ostream &O) const;
   std::string getPTXFundamentalTypeStr(Type *Ty, bool = true) const;
@@ -317,10 +283,6 @@ private:
 
   bool isLoopHeaderOfNoUnroll(const MachineBasicBlock &MBB) const;
 
-  LineReader *reader = nullptr;
-
-  LineReader *getReader(const std::string &);
-
   // Used to control the need to emit .generic() in the initializer of
   // module scope variables.
   // Although ptx supports the hybrid mode like the following,
@@ -340,10 +302,6 @@ public:
         EmitGeneric(static_cast<NVPTXTargetMachine &>(TM).getDrvInterface() ==
                     NVPTX::CUDA) {}
 
-  ~NVPTXAsmPrinter() override {
-    delete reader;
-  }
-
   bool runOnMachineFunction(MachineFunction &F) override;
 
   void getAnalysisUsage(AnalysisUsage &AU) const override {
@@ -351,8 +309,6 @@ public:
     AsmPrinter::getAnalysisUsage(AU);
   }
 
-  bool ignoreLoc(const MachineInstr &);
-
   std::string getVirtualRegisterName(unsigned) const;
 };