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//===- subzero/src/IceCompileServer.h - Compile server ----------*- C++ -*-===//
//
// The Subzero Code Generator
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
///
/// \file
/// \brief Declares the compile server.
///
/// Given a compiler implementation, it dispatches compile requests to the
/// implementation.
///
//===----------------------------------------------------------------------===//
#ifndef SUBZERO_SRC_ICECOMPILESERVER_H
#define SUBZERO_SRC_ICECOMPILESERVER_H
#include "IceCompiler.h"
#include "IceDefs.h"
#include "IceGlobalContext.h"
namespace llvm {
class DataStreamer;
class raw_fd_ostream;
}
namespace Ice {
/// A CompileServer awaits compile requests, and dispatches the requests to a
/// given Compiler. Each request is paired with an input stream, a context
/// (which has the output stream), and a set of arguments. The CompileServer
/// takes over the current thread to listen to requests, and compile requests
/// are handled on separate threads.
///
/// Currently, this only handles a single request.
///
/// When run on the commandline, it receives and therefore dispatches the
/// request immediately. When run in the browser, it blocks waiting for a
/// request.
class CompileServer {
CompileServer(const CompileServer &) = delete;
CompileServer &operator=(const CompileServer &) = delete;
public:
CompileServer() = default;
virtual ~CompileServer() = default;
virtual void run() = 0;
virtual ErrorCode &getErrorCode() { return LastError; }
void transferErrorCode(ErrorCodes Code) { LastError.assign(Code); }
int runAndReturnErrorCode() {
run();
return getErrorCode().value();
}
protected:
Compiler &getCompiler() { return Comp; }
Compiler Comp;
ErrorCode LastError;
};
/// Commandline variant of the compile server.
class CLCompileServer : public CompileServer {
CLCompileServer() = delete;
CLCompileServer(const CLCompileServer &) = delete;
CLCompileServer &operator=(const CLCompileServer &) = delete;
public:
CLCompileServer(int argc, char **argv) : argc(argc), argv(argv) {}
~CLCompileServer() final = default;
void run() final;
private:
int argc;
char **argv;
std::unique_ptr<GlobalContext> Ctx;
};
} // end of namespace Ice
#endif // SUBZERO_SRC_ICECOMPILESERVER_H