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38efa38c86
but passes the arguments to the "gcc" invocation instead of to the "llc" invocation. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@65896 91177308-0d34-0410-b5e6-96231b3b80d8
231 lines
9.8 KiB
C++
231 lines
9.8 KiB
C++
//===-- tools/bugpoint/ToolRunner.h -----------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file exposes an abstraction around a platform C compiler, used to
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// compile C and assembly code. It also exposes an "AbstractIntepreter"
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// interface, which is used to execute code using one of the LLVM execution
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// engines.
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//
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//===----------------------------------------------------------------------===//
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#ifndef BUGPOINT_TOOLRUNNER_H
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#define BUGPOINT_TOOLRUNNER_H
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#include "llvm/Support/SystemUtils.h"
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#include <exception>
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#include <vector>
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namespace llvm {
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class CBE;
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class LLC;
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/// ToolExecutionError - An instance of this class is thrown by the
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/// AbstractInterpreter instances if there is an error running a tool (e.g., LLC
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/// crashes) which prevents execution of the program.
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///
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class ToolExecutionError : std::exception {
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std::string Message;
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public:
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explicit ToolExecutionError(const std::string &M) : Message(M) {}
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virtual ~ToolExecutionError() throw();
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virtual const char* what() const throw() { return Message.c_str(); }
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};
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//===---------------------------------------------------------------------===//
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// GCC abstraction
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//
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class GCC {
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sys::Path GCCPath; // The path to the gcc executable.
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sys::Path RemoteClientPath; // The path to the rsh / ssh executable.
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std::vector<std::string> gccArgs; // GCC-specific arguments.
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GCC(const sys::Path &gccPath, const sys::Path &RemotePath,
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const std::vector<std::string> *GCCArgs)
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: GCCPath(gccPath), RemoteClientPath(RemotePath) {
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if (GCCArgs) gccArgs = *GCCArgs;
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}
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public:
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enum FileType { AsmFile, CFile };
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static GCC *create(const std::string &ProgramPath, std::string &Message,
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const std::vector<std::string> *Args);
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/// ExecuteProgram - Execute the program specified by "ProgramFile" (which is
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/// either a .s file, or a .c file, specified by FileType), with the specified
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/// arguments. Standard input is specified with InputFile, and standard
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/// Output is captured to the specified OutputFile location. The SharedLibs
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/// option specifies optional native shared objects that can be loaded into
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/// the program for execution.
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///
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int ExecuteProgram(const std::string &ProgramFile,
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const std::vector<std::string> &Args,
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FileType fileType,
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const std::string &InputFile,
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const std::string &OutputFile,
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const std::vector<std::string> &GCCArgs =
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std::vector<std::string>(),
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unsigned Timeout = 0,
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unsigned MemoryLimit = 0);
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/// MakeSharedObject - This compiles the specified file (which is either a .c
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/// file or a .s file) into a shared object.
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///
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int MakeSharedObject(const std::string &InputFile, FileType fileType,
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std::string &OutputFile,
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const std::vector<std::string> &ArgsForGCC);
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};
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//===---------------------------------------------------------------------===//
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/// AbstractInterpreter Class - Subclasses of this class are used to execute
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/// LLVM bitcode in a variety of ways. This abstract interface hides this
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/// complexity behind a simple interface.
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///
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class AbstractInterpreter {
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public:
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static CBE *createCBE(const std::string &ProgramPath, std::string &Message,
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const std::vector<std::string> *Args = 0,
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const std::vector<std::string> *GCCArgs = 0);
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static LLC *createLLC(const std::string &ProgramPath, std::string &Message,
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const std::vector<std::string> *Args = 0,
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const std::vector<std::string> *GCCArgs = 0);
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static AbstractInterpreter* createLLI(const std::string &ProgramPath,
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std::string &Message,
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const std::vector<std::string> *Args=0);
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static AbstractInterpreter* createJIT(const std::string &ProgramPath,
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std::string &Message,
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const std::vector<std::string> *Args=0);
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static AbstractInterpreter* createCustom(const std::string &ProgramPath,
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std::string &Message,
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const std::string &ExecCommandLine);
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virtual ~AbstractInterpreter() {}
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/// compileProgram - Compile the specified program from bitcode to executable
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/// code. This does not produce any output, it is only used when debugging
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/// the code generator. If the code generator fails, an exception should be
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/// thrown, otherwise, this function will just return.
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virtual void compileProgram(const std::string &Bitcode) {}
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/// OutputCode - Compile the specified program from bitcode to code
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/// understood by the GCC driver (either C or asm). If the code generator
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/// fails, an exception should be thrown, otherwise, this function returns the
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/// type of code emitted.
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virtual GCC::FileType OutputCode(const std::string &Bitcode,
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sys::Path &OutFile) {
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throw std::string("OutputCode not supported by this AbstractInterpreter!");
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}
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/// ExecuteProgram - Run the specified bitcode file, emitting output to the
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/// specified filename. This returns the exit code of the program.
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///
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virtual int ExecuteProgram(const std::string &Bitcode,
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const std::vector<std::string> &Args,
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const std::string &InputFile,
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const std::string &OutputFile,
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const std::vector<std::string> &GCCArgs =
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std::vector<std::string>(),
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const std::vector<std::string> &SharedLibs =
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std::vector<std::string>(),
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unsigned Timeout = 0,
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unsigned MemoryLimit = 0) = 0;
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};
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//===---------------------------------------------------------------------===//
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// CBE Implementation of AbstractIntepreter interface
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//
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class CBE : public AbstractInterpreter {
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sys::Path LLCPath; // The path to the `llc' executable.
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std::vector<std::string> ToolArgs; // Extra args to pass to LLC.
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GCC *gcc;
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public:
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CBE(const sys::Path &llcPath, GCC *Gcc,
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const std::vector<std::string> *Args)
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: LLCPath(llcPath), gcc(Gcc) {
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ToolArgs.clear ();
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if (Args) ToolArgs = *Args;
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}
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~CBE() { delete gcc; }
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/// compileProgram - Compile the specified program from bitcode to executable
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/// code. This does not produce any output, it is only used when debugging
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/// the code generator. If the code generator fails, an exception should be
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/// thrown, otherwise, this function will just return.
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virtual void compileProgram(const std::string &Bitcode);
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virtual int ExecuteProgram(const std::string &Bitcode,
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const std::vector<std::string> &Args,
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const std::string &InputFile,
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const std::string &OutputFile,
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const std::vector<std::string> &GCCArgs =
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std::vector<std::string>(),
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const std::vector<std::string> &SharedLibs =
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std::vector<std::string>(),
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unsigned Timeout = 0,
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unsigned MemoryLimit = 0);
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/// OutputCode - Compile the specified program from bitcode to code
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/// understood by the GCC driver (either C or asm). If the code generator
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/// fails, an exception should be thrown, otherwise, this function returns the
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/// type of code emitted.
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virtual GCC::FileType OutputCode(const std::string &Bitcode,
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sys::Path &OutFile);
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};
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//===---------------------------------------------------------------------===//
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// LLC Implementation of AbstractIntepreter interface
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//
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class LLC : public AbstractInterpreter {
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std::string LLCPath; // The path to the LLC executable.
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std::vector<std::string> ToolArgs; // Extra args to pass to LLC.
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std::vector<std::string> gccArgs; // Extra args to pass to GCC.
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GCC *gcc;
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public:
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LLC(const std::string &llcPath, GCC *Gcc,
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const std::vector<std::string> *Args,
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const std::vector<std::string> *GCCArgs)
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: LLCPath(llcPath), gcc(Gcc) {
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ToolArgs.clear();
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if (Args) ToolArgs = *Args;
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if (GCCArgs) gccArgs = *GCCArgs;
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}
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~LLC() { delete gcc; }
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/// compileProgram - Compile the specified program from bitcode to executable
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/// code. This does not produce any output, it is only used when debugging
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/// the code generator. If the code generator fails, an exception should be
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/// thrown, otherwise, this function will just return.
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virtual void compileProgram(const std::string &Bitcode);
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virtual int ExecuteProgram(const std::string &Bitcode,
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const std::vector<std::string> &Args,
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const std::string &InputFile,
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const std::string &OutputFile,
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const std::vector<std::string> &GCCArgs =
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std::vector<std::string>(),
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const std::vector<std::string> &SharedLibs =
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std::vector<std::string>(),
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unsigned Timeout = 0,
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unsigned MemoryLimit = 0);
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virtual GCC::FileType OutputCode(const std::string &Bitcode,
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sys::Path &OutFile);
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};
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} // End llvm namespace
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#endif
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