CompileContext and options class for the llc compiler.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@227 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 153 insertions, 0 deletions

diff --git a/include/llvm/LLC/CompileContext.h b/include/llvm/LLC/CompileContext.h
new file mode 100644
index 0000000000..88e35d6ff3
--- /dev/null
+++ b/include/llvm/LLC/CompileContext.h
@@ -0,0 +1,69 @@
+// $Id$ -*-c++-*-
+//***************************************************************************
+// class CompileContext
+// 
+// Purpose:
+//	Holds the common option and target information for a compilation run.
+// 
+// History:
+//     07/15/01 - vadve - Created
+//
+//**************************************************************************/
+
+#ifndef LLVM_LLC_COMPILECONTEXT_H
+#define LLVM_LLC_COMPILECONTEXT_H
+
+//************************** System Include Files **************************/
+
+#include <string>
+
+//*************************** User Include Files ***************************/
+
+#include "llvm/Codegen/Sparc.h"
+#include "llvm/LLC/LLCOptions.h"
+
+//************************** Forward Declarations **************************/
+
+class ProgramOptions;
+class TargetMachine;
+
+
+//---------------------------------------------------------------------------
+// class CompileContext
+//---------------------------------------------------------------------------
+
+class CompileContext: public Unique
+{
+private:
+  LLCOptions*		options;
+  TargetMachine*	targetMachine;
+  
+public:
+  /*ctor*/		CompileContext	(int argc, const char **argv, const char** envp);
+  /*dtor*/ virtual	~CompileContext	();
+  
+  const LLCOptions&	getOptions	() const { return *options; }
+  
+  const TargetMachine&	getTarget	() const { return *targetMachine; }
+  TargetMachine&	getTarget	()	 { return *targetMachine; }
+};
+
+
+inline
+CompileContext::CompileContext(int argc, const char **argv, const char** envp)
+{
+  options = new LLCOptions(argc, argv, envp);
+  targetMachine = new UltraSparc;
+}
+
+
+inline
+CompileContext::~CompileContext()
+{
+  delete options;
+  delete targetMachine;
+}
+
+//**************************************************************************/
+
+#endif
diff --git a/include/llvm/LLC/LLCOptions.h b/include/llvm/LLC/LLCOptions.h
new file mode 100644
index 0000000000..56e963a5c7
--- /dev/null
+++ b/include/llvm/LLC/LLCOptions.h
@@ -0,0 +1,84 @@
+// $Id$ -*-c++-*-
+//**************************************************************************/
+// File:
+//	LLCOptions.h
+// 
+// Purpose:
+//	Options for the llc compiler.
+// 
+// History:
+//	7/15/01	 -  Vikram Adve  -  Created
+// 
+//**************************************************************************/
+
+#ifndef LLVM_LLC_LLCOPTIONS_H
+#define LLVM_LLC_LLCOPTIONS_H
+
+//************************** System Include Files **************************/
+
+#include <iostream.h>
+#include <unistd.h>
+
+
+//*************************** User Include Files ***************************/
+
+#include "llvm/Support/ProgramOptions.h"
+#include "llvm/Support/ProgramOption.h"
+
+//************************ Option Name Definitions *************************/
+
+const char* const HELP_OPT		= "help";
+const char* const DEBUG_OPT		= "d";
+const char* const QUIET_OPT		= "q";
+const char* const DEBUG_INSTR_SELECT_OPT= "debug_select";
+const char* const OUTFILENAME_OPT	= "o";
+
+
+//---------------------------------------------------------------------------
+// class LLCOptions
+//---------------------------------------------------------------------------
+
+class LLCOptions : public ProgramOptions {
+public:
+  /*ctor*/		LLCOptions	(int _argc,
+					 const char* _argv[],
+					 const char* _envp[]); 
+  /*dtor*/ virtual	~LLCOptions	();
+
+  const string&		getInputFileName() const  { return inputFileName; }
+  
+  const string&		getOutputFileName() const { return outputFileName; }
+  
+protected:
+
+  //--------------------------------------------------------------------
+  // Initialize for all our compiler options (called by constructors).
+  //--------------------------------------------------------------------
+  void InitializeOptions();
+  
+  //--------------------------------------------------------------------
+  // Make sure the parse went ok.
+  //--------------------------------------------------------------------
+  void CheckParse();
+
+  //--------------------------------------------------------------------
+  // Parse arguments after all options are consumed.
+  // This is called after a successful ParseArgs.
+  //--------------------------------------------------------------------
+  virtual void ParseExtraArgs(); 
+  
+  //--------------------------------------------------------------------
+  // Print message describing which arguments and options are 
+  // required, optional, mutually exclusive, ...
+  // called in ProgramOptions::Usage() method
+  //--------------------------------------------------------------------
+  virtual void PrintUsage(ostream& stream) const;
+
+private:
+  string	  inputFileName;
+  string	  outputFileName;
+};
+
+//**************************************************************************/
+
+#endif