Mercurial > projects > ldc
view gen/linker.cpp @ 837:331a176c1f4f
Removed error on naked, not fully complete, but I'll be doing more work on it during this Christmas, and some things do work.
Fixed taking delegate of final class method. see mini/delegate3.d.
author | Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> |
---|---|
date | Tue, 09 Dec 2008 14:07:30 +0100 |
parents | 855e0ef78fa2 |
children | 6c850977a941 |
line wrap: on
line source
#include "gen/llvm.h" #include "llvm/Linker.h" #include "llvm/System/Program.h" #if _WIN32 #include "llvm/Support/SystemUtils.h" #endif #include "root.h" #include "mars.h" #include "module.h" #define NO_COUT_LOGGER #include "gen/logger.h" ////////////////////////////////////////////////////////////////////////////// typedef std::vector<llvm::Module*> Module_vector; void linkModules(llvm::Module* dst, const Module_vector& MV) { if (MV.empty()) return; llvm::Linker linker("ldc", dst); std::string err; for (Module_vector::const_iterator i=MV.begin(); i!=MV.end(); ++i) { if (!linker.LinkInModule(*i, &err)) { error("%s", err.c_str()); fatal(); } } } ////////////////////////////////////////////////////////////////////////////// static llvm::sys::Path gExePath; int linkExecutable(const char* argv0) { Logger::println("*** Linking executable ***"); // error string std::string errstr; // find the llvm-ld program llvm::sys::Path ldpath = llvm::sys::Program::FindProgramByName("llvm-ld"); if (ldpath.isEmpty()) { ldpath.set("llvm-ld"); } // build arguments std::vector<const char*> args; // first the program name ?? args.push_back("llvm-ld"); // output filename std::string exestr; if (global.params.exefile) { // explicit exestr = global.params.exefile; } else { // inferred // try root module name if (Module::rootModule) exestr = Module::rootModule->toChars(); else exestr = "a.out"; } if (global.params.os == OSWindows) exestr.append(".exe"); std::string outopt = "-o=" + exestr; args.push_back(outopt.c_str()); // set the global gExePath gExePath.set(exestr); assert(gExePath.isValid()); // create path to exe llvm::sys::Path exedir(gExePath); exedir.set(gExePath.getDirname()); if (!exedir.exists()) { exedir.createDirectoryOnDisk(true, &errstr); if (!errstr.empty()) { error("failed to create path to linking output: %s\n%s", exedir.c_str(), errstr.c_str()); fatal(); } } // strip debug info if (!global.params.symdebug) args.push_back("-strip-debug"); // optimization level if (!global.params.optimize) args.push_back("-disable-opt"); else { const char* s = 0; switch(global.params.optimizeLevel) { case 0: args.push_back("-disable-opt"); args.push_back("-globaldce"); break; case 1: args.push_back("-disable-opt"); args.push_back("-globaldce"); args.push_back("-mem2reg"); case 2: case 3: case 4: case 5: // use default optimization break; default: assert(0); } } // inlining if (!(global.params.useInline || global.params.llvmInline)) { args.push_back("-disable-inlining"); } // additional linker switches for (int i = 0; i < global.params.linkswitches->dim; i++) { char *p = (char *)global.params.linkswitches->data[i]; args.push_back(p); } // native please args.push_back("-native"); // user libs for (int i = 0; i < global.params.libfiles->dim; i++) { char *p = (char *)global.params.libfiles->data[i]; args.push_back(p); } // default libs switch(global.params.os) { case OSLinux: case OSMacOSX: args.push_back("-ldl"); case OSFreeBSD: args.push_back("-lpthread"); args.push_back("-lm"); break; case OSWindows: // FIXME: I'd assume kernel32 etc break; } // object files for (int i = 0; i < global.params.objfiles->dim; i++) { char *p = (char *)global.params.objfiles->data[i]; args.push_back(p); } // print link command? if (!global.params.quiet || global.params.verbose) { // Print it for (int i = 0; i < args.size(); i++) printf("%s ", args[i]); printf("\n"); fflush(stdout); } // terminate args list args.push_back(NULL); // try to call linker!!! if (int status = llvm::sys::Program::ExecuteAndWait(ldpath, &args[0], NULL, NULL, 0,0, &errstr)) { error("linking failed:\nstatus: %d", status); if (!errstr.empty()) error("message: %s", errstr.c_str()); fatal(); } } ////////////////////////////////////////////////////////////////////////////// int linkObjToExecutable(const char* argv0) { Logger::println("*** Linking executable ***"); // error string std::string errstr; // find gcc for linking llvm::sys::Path gcc = llvm::sys::Program::FindProgramByName("gcc"); if (gcc.isEmpty()) { gcc.set("gcc"); } // build arguments std::vector<const char*> args; // first the program name ?? args.push_back("gcc"); // object files for (int i = 0; i < global.params.objfiles->dim; i++) { char *p = (char *)global.params.objfiles->data[i]; args.push_back(p); } // output filename std::string exestr; if (global.params.exefile) { // explicit exestr = global.params.exefile; } else { // inferred // try root module name if (Module::rootModule) exestr = Module::rootModule->toChars(); else if (global.params.objfiles->dim) exestr = FileName::removeExt((char*)global.params.objfiles->data[0]); else exestr = "a.out"; } if (global.params.os == OSWindows) exestr.append(".exe"); args.push_back("-o"); args.push_back(exestr.c_str()); // set the global gExePath gExePath.set(exestr); assert(gExePath.isValid()); // create path to exe llvm::sys::Path exedir(gExePath); exedir.set(gExePath.getDirname()); if (!exedir.exists()) { exedir.createDirectoryOnDisk(true, &errstr); if (!errstr.empty()) { error("failed to create path to linking output: %s\n%s", exedir.c_str(), errstr.c_str()); fatal(); } } // additional linker switches for (int i = 0; i < global.params.linkswitches->dim; i++) { char *p = (char *)global.params.linkswitches->data[i]; args.push_back(p); } // user libs for (int i = 0; i < global.params.libfiles->dim; i++) { char *p = (char *)global.params.libfiles->data[i]; args.push_back(p); } // default libs switch(global.params.os) { case OSLinux: case OSMacOSX: args.push_back("-ldl"); case OSFreeBSD: args.push_back("-lpthread"); args.push_back("-lm"); break; case OSWindows: // FIXME: I'd assume kernel32 etc break; } // print link command? if (!global.params.quiet || global.params.verbose) { // Print it for (int i = 0; i < args.size(); i++) printf("%s ", args[i]); printf("\n"); fflush(stdout); } Logger::println("Linking with: "); std::vector<const char*>::const_iterator I = args.begin(), E = args.end(); std::ostream& logstr = Logger::cout(); for (; I != E; ++I) if (*I) logstr << "'" << *I << "'" << " "; logstr << "\n" << std::flush; // terminate args list args.push_back(NULL); // try to call linker!!! if (int status = llvm::sys::Program::ExecuteAndWait(gcc, &args[0], NULL, NULL, 0,0, &errstr)) { error("linking failed:\nstatus: %d", status); if (!errstr.empty()) error("message: %s", errstr.c_str()); fatal(); } } ////////////////////////////////////////////////////////////////////////////// void deleteExecutable() { if (!gExePath.isEmpty()) { assert(gExePath.isValid()); assert(!gExePath.isDirectory()); gExePath.eraseFromDisk(false); } } ////////////////////////////////////////////////////////////////////////////// int runExectuable() { assert(!gExePath.isEmpty()); assert(gExePath.isValid()); // build arguments std::vector<const char*> args; for (size_t i = 0; i < global.params.runargs_length; i++) { char *a = global.params.runargs[i]; args.push_back(a); } // terminate args list args.push_back(NULL); // try to call linker!!! std::string errstr; int status = llvm::sys::Program::ExecuteAndWait(gExePath, &args[0], NULL, NULL, 0,0, &errstr); if (!errstr.empty()) { error("failed to execute program"); if (!errstr.empty()) error("error message: %s", errstr.c_str()); fatal(); } return status; }