/* * Copyright (c) 1997, 2015, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ // MAIN.CPP - Entry point for the Architecture Description Language Compiler #include "adlc.hpp" //------------------------------Prototypes------------------------------------- static void usage(ArchDesc& AD); // Print usage message and exit static char *strip_ext(char *fname); // Strip off name extension static char *base_plus_suffix(const char* base, const char *suffix);// New concatenated string static int get_legal_text(FileBuff &fbuf, char **legal_text); // Get pointer to legal text ArchDesc* globalAD = NULL; // global reference to Architecture Description object const char* get_basename(const char* filename) { const char *basename = filename; const char *cp; for (cp = basename; *cp; cp++) { if (*cp == '/') { basename = cp+1; } } return basename; } //------------------------------main------------------------------------------- int main(int argc, char *argv[]) { ArchDesc AD; // Architecture Description object globalAD = &AD; // ResourceMark mark; ADLParser *ADL_Parse; // ADL Parser object to parse AD file // Check for proper arguments if( argc == 1 ) usage(AD); // No arguments? Then print usage // Read command line arguments and file names for( int i = 1; i < argc; i++ ) { // For all arguments register char *s = argv[i]; // Get option/filename if( *s++ == '-' ) { // It's a flag? (not a filename) if( !*s ) { // Stand-alone `-' means stdin //********** INSERT CODE HERE ********** } else while (*s != '\0') { // While have flags on option switch (*s++) { // Handle flag case 'd': // Debug flag AD._dfa_debug += 1; // Set Debug Flag break; case 'g': // Debug ad location flag AD._adlocation_debug += 1; // Set Debug ad location Flag break; case 'o': // No Output Flag AD._no_output ^= 1; // Toggle no_output flag break; case 'q': // Quiet Mode Flag AD._quiet_mode ^= 1; // Toggle quiet_mode flag break; case 'w': // Disable Warnings Flag AD._disable_warnings ^= 1; // Toggle disable_warnings flag break; case 'T': // Option to make DFA as many subroutine calls. AD._dfa_small += 1; // Set Mode Flag break; case 'c': { // Set C++ Output file name AD._CPP_file._name = s; const char *base = strip_ext(strdup(s)); AD._CPP_CLONE_file._name = base_plus_suffix(base,"_clone.cpp"); AD._CPP_EXPAND_file._name = base_plus_suffix(base,"_expand.cpp"); AD._CPP_FORMAT_file._name = base_plus_suffix(base,"_format.cpp"); AD._CPP_GEN_file._name = base_plus_suffix(base,"_gen.cpp"); AD._CPP_MISC_file._name = base_plus_suffix(base,"_misc.cpp"); AD._CPP_PEEPHOLE_file._name = base_plus_suffix(base,"_peephole.cpp"); AD._CPP_PIPELINE_file._name = base_plus_suffix(base,"_pipeline.cpp"); s += strlen(s); break; } case 'h': // Set C++ Output file name AD._HPP_file._name = s; s += strlen(s); break; case 'v': // Set C++ Output file name AD._VM_file._name = s; s += strlen(s); break; case 'a': // Set C++ Output file name AD._DFA_file._name = s; AD._bug_file._name = s; s += strlen(s); break; case '#': // Special internal debug flag AD._adl_debug++; // Increment internal debug level break; case 's': // Output which instructions are cisc-spillable AD._cisc_spill_debug = true; break; case 'D': // Flag Definition { char* flag = s; s += strlen(s); char* def = strchr(flag, '='); if (def == NULL) def = (char*)"1"; else *def++ = '\0'; AD.set_preproc_def(flag, def); } break; case 'U': // Flag Un-Definition { char* flag = s; s += strlen(s); AD.set_preproc_def(flag, NULL); } break; default: // Unknown option usage(AD); // So print usage and exit } // End of switch on options... } // End of while have options... } else { // Not an option; must be a filename AD._ADL_file._name = argv[i]; // Set the input filename // // Files for storage, based on input file name const char *base = strip_ext(strdup(argv[i])); char *temp = base_plus_suffix("dfa_",base); AD._DFA_file._name = base_plus_suffix(temp,".cpp"); delete temp; temp = base_plus_suffix("ad_",base); AD._CPP_file._name = base_plus_suffix(temp,".cpp"); AD._CPP_CLONE_file._name = base_plus_suffix(temp,"_clone.cpp"); AD._CPP_EXPAND_file._name = base_plus_suffix(temp,"_expand.cpp"); AD._CPP_FORMAT_file._name = base_plus_suffix(temp,"_format.cpp"); AD._CPP_GEN_file._name = base_plus_suffix(temp,"_gen.cpp"); AD._CPP_MISC_file._name = base_plus_suffix(temp,"_misc.cpp"); AD._CPP_PEEPHOLE_file._name = base_plus_suffix(temp,"_peephole.cpp"); AD._CPP_PIPELINE_file._name = base_plus_suffix(temp,"_pipeline.cpp"); AD._HPP_file._name = base_plus_suffix(temp,".hpp"); delete temp; temp = base_plus_suffix("adGlobals_",base); AD._VM_file._name = base_plus_suffix(temp,".hpp"); delete temp; temp = base_plus_suffix("bugs_",base); AD._bug_file._name = base_plus_suffix(temp,".out"); delete temp; } // End of files vs options... } // End of while have command line arguments // Open files used to store the matcher and its components if (AD.open_files() == 0) return 1; // Open all input/output files // Build the File Buffer, Parse the input, & Generate Code FileBuff ADL_Buf(&AD._ADL_file, AD); // Create a file buffer for input file // Get pointer to legal text at the beginning of AD file. // It will be used in generated ad files. char* legal_text; int legal_sz = get_legal_text(ADL_Buf, &legal_text); ADL_Parse = new ADLParser(ADL_Buf, AD); // Create a parser to parse the buffer ADL_Parse->parse(); // Parse buffer & build description lists if( AD._dfa_debug >= 1 ) { // For higher debug settings, print dump AD.dump(); } delete ADL_Parse; // Delete parser // Verify that the results of the parse are consistent AD.verify(); // Prepare to generate the result files: AD.generateMatchLists(); AD.identify_unique_operands(); AD.identify_cisc_spill_instructions(); AD.identify_short_branches(); // Make sure every file starts with a copyright: AD.addSunCopyright(legal_text, legal_sz, AD._HPP_file._fp); // .hpp AD.addSunCopyright(legal_text, legal_sz, AD._CPP_file._fp); // .cpp AD.addSunCopyright(legal_text, legal_sz, AD._CPP_CLONE_file._fp); // .cpp AD.addSunCopyright(legal_text, legal_sz, AD._CPP_EXPAND_file._fp); // .cpp AD.addSunCopyright(legal_text, legal_sz, AD._CPP_FORMAT_file._fp); // .cpp AD.addSunCopyright(legal_text, legal_sz, AD._CPP_GEN_file._fp); // .cpp AD.addSunCopyright(legal_text, legal_sz, AD._CPP_MISC_file._fp); // .cpp AD.addSunCopyright(legal_text, legal_sz, AD._CPP_PEEPHOLE_file._fp); // .cpp AD.addSunCopyright(legal_text, legal_sz, AD._CPP_PIPELINE_file._fp); // .cpp AD.addSunCopyright(legal_text, legal_sz, AD._VM_file._fp); // .hpp AD.addSunCopyright(legal_text, legal_sz, AD._DFA_file._fp); // .cpp // Add include guards for all .hpp files AD.addIncludeGuardStart(AD._HPP_file, "GENERATED_ADFILES_AD_HPP"); // .hpp AD.addIncludeGuardStart(AD._VM_file, "GENERATED_ADFILES_ADGLOBALS_HPP"); // .hpp // Add includes AD.addInclude(AD._CPP_file, "precompiled.hpp"); AD.addInclude(AD._CPP_file, "adfiles", get_basename(AD._VM_file._name)); AD.addInclude(AD._CPP_file, "adfiles", get_basename(AD._HPP_file._name)); AD.addInclude(AD._CPP_file, "memory/allocation.inline.hpp"); AD.addInclude(AD._CPP_file, "asm/macroAssembler.inline.hpp"); AD.addInclude(AD._CPP_file, "code/compiledIC.hpp"); AD.addInclude(AD._CPP_file, "code/nativeInst.hpp"); AD.addInclude(AD._CPP_file, "code/vmreg.inline.hpp"); AD.addInclude(AD._CPP_file, "gc/shared/collectedHeap.inline.hpp"); AD.addInclude(AD._CPP_file, "oops/compiledICHolder.hpp"); AD.addInclude(AD._CPP_file, "oops/markOop.hpp"); AD.addInclude(AD._CPP_file, "oops/method.hpp"); AD.addInclude(AD._CPP_file, "oops/oop.inline.hpp"); AD.addInclude(AD._CPP_file, "opto/cfgnode.hpp"); AD.addInclude(AD._CPP_file, "opto/locknode.hpp"); AD.addInclude(AD._CPP_file, "opto/opcodes.hpp"); AD.addInclude(AD._CPP_file, "opto/regalloc.hpp"); AD.addInclude(AD._CPP_file, "opto/regmask.hpp"); AD.addInclude(AD._CPP_file, "opto/runtime.hpp"); AD.addInclude(AD._CPP_file, "runtime/biasedLocking.hpp"); AD.addInclude(AD._CPP_file, "runtime/sharedRuntime.hpp"); AD.addInclude(AD._CPP_file, "runtime/stubRoutines.hpp"); AD.addInclude(AD._CPP_file, "utilities/growableArray.hpp"); AD.addInclude(AD._HPP_file, "memory/allocation.hpp"); AD.addInclude(AD._HPP_file, "code/nativeInst.hpp"); AD.addInclude(AD._HPP_file, "opto/machnode.hpp"); AD.addInclude(AD._HPP_file, "opto/node.hpp"); AD.addInclude(AD._HPP_file, "opto/regalloc.hpp"); AD.addInclude(AD._HPP_file, "opto/subnode.hpp"); AD.addInclude(AD._HPP_file, "opto/vectornode.hpp"); AD.addInclude(AD._CPP_CLONE_file, "precompiled.hpp"); AD.addInclude(AD._CPP_CLONE_file, "adfiles", get_basename(AD._HPP_file._name)); AD.addInclude(AD._CPP_EXPAND_file, "precompiled.hpp"); AD.addInclude(AD._CPP_EXPAND_file, "adfiles", get_basename(AD._HPP_file._name)); AD.addInclude(AD._CPP_FORMAT_file, "precompiled.hpp"); AD.addInclude(AD._CPP_FORMAT_file, "adfiles", get_basename(AD._HPP_file._name)); AD.addInclude(AD._CPP_GEN_file, "precompiled.hpp"); AD.addInclude(AD._CPP_GEN_file, "adfiles", get_basename(AD._HPP_file._name)); AD.addInclude(AD._CPP_GEN_file, "opto/cfgnode.hpp"); AD.addInclude(AD._CPP_GEN_file, "opto/locknode.hpp"); AD.addInclude(AD._CPP_MISC_file, "precompiled.hpp"); AD.addInclude(AD._CPP_MISC_file, "adfiles", get_basename(AD._HPP_file._name)); AD.addInclude(AD._CPP_PEEPHOLE_file, "precompiled.hpp"); AD.addInclude(AD._CPP_PEEPHOLE_file, "adfiles", get_basename(AD._HPP_file._name)); AD.addInclude(AD._CPP_PIPELINE_file, "precompiled.hpp"); AD.addInclude(AD._CPP_PIPELINE_file, "adfiles", get_basename(AD._HPP_file._name)); AD.addInclude(AD._DFA_file, "precompiled.hpp"); AD.addInclude(AD._DFA_file, "adfiles", get_basename(AD._HPP_file._name)); AD.addInclude(AD._DFA_file, "opto/cfgnode.hpp"); // Use PROB_MAX in predicate. AD.addInclude(AD._DFA_file, "opto/matcher.hpp"); AD.addInclude(AD._DFA_file, "opto/opcodes.hpp"); AD.addInclude(AD._DFA_file, "opto/convertnode.hpp"); // Make sure each .cpp file starts with include lines: // files declaring and defining generators for Mach* Objects (hpp,cpp) // Generate the result files: // enumerations, class definitions, object generators, and the DFA // file containing enumeration of machine operands & instructions (hpp) AD.addPreHeaderBlocks(AD._HPP_file._fp); // .hpp AD.buildMachOperEnum(AD._HPP_file._fp); // .hpp AD.buildMachOpcodesEnum(AD._HPP_file._fp); // .hpp AD.buildMachRegisterNumbers(AD._VM_file._fp); // VM file AD.buildMachRegisterEncodes(AD._HPP_file._fp); // .hpp file AD.declareRegSizes(AD._HPP_file._fp); // .hpp AD.build_pipeline_enums(AD._HPP_file._fp); // .hpp // output definition of class "State" AD.defineStateClass(AD._HPP_file._fp); // .hpp // file declaring the Mach* classes derived from MachOper and MachNode AD.declareClasses(AD._HPP_file._fp); // declare and define maps: in the .hpp and .cpp files respectively AD.addSourceBlocks(AD._CPP_file._fp); // .cpp AD.addHeaderBlocks(AD._HPP_file._fp); // .hpp AD.buildReduceMaps(AD._HPP_file._fp, AD._CPP_file._fp); AD.buildMustCloneMap(AD._HPP_file._fp, AD._CPP_file._fp); // build CISC_spilling oracle and MachNode::cisc_spill() methods AD.build_cisc_spill_instructions(AD._HPP_file._fp, AD._CPP_file._fp); // define methods for machine dependent State, MachOper, and MachNode classes AD.defineClasses(AD._CPP_file._fp); AD.buildMachOperGenerator(AD._CPP_GEN_file._fp);// .cpp AD.buildMachNodeGenerator(AD._CPP_GEN_file._fp);// .cpp // define methods for machine dependent instruction matching AD.buildInstructMatchCheck(AD._CPP_file._fp); // .cpp // define methods for machine dependent frame management AD.buildFrameMethods(AD._CPP_file._fp); // .cpp AD.generate_needs_clone_jvms(AD._CPP_file._fp); // do this last: AD.addPreprocessorChecks(AD._CPP_file._fp); // .cpp AD.addPreprocessorChecks(AD._CPP_CLONE_file._fp); // .cpp AD.addPreprocessorChecks(AD._CPP_EXPAND_file._fp); // .cpp AD.addPreprocessorChecks(AD._CPP_FORMAT_file._fp); // .cpp AD.addPreprocessorChecks(AD._CPP_GEN_file._fp); // .cpp AD.addPreprocessorChecks(AD._CPP_MISC_file._fp); // .cpp AD.addPreprocessorChecks(AD._CPP_PEEPHOLE_file._fp); // .cpp AD.addPreprocessorChecks(AD._CPP_PIPELINE_file._fp); // .cpp // define the finite automata that selects lowest cost production AD.buildDFA(AD._DFA_file._fp); // Add include guards for all .hpp files AD.addIncludeGuardEnd(AD._HPP_file, "GENERATED_ADFILES_AD_HPP"); // .hpp AD.addIncludeGuardEnd(AD._VM_file, "GENERATED_ADFILES_ADGLOBALS_HPP"); // .hpp AD.close_files(0); // Close all input/output files // Final printout and statistics // cout << program; if( AD._dfa_debug & 2 ) { // For higher debug settings, print timing info // Timer t_stop; // Timer t_total = t_stop - t_start; // Total running time // cerr << "\n---Architecture Description Totals---\n"; // cerr << ", Total lines: " << TotalLines; // float l = TotalLines; // cerr << "\nTotal Compilation Time: " << t_total << "\n"; // float ft = (float)t_total; // if( ft > 0.0 ) fprintf(stderr,"Lines/sec: %#5.2f\n", l/ft); } return (AD._syntax_errs + AD._semantic_errs + AD._internal_errs); // Bye Bye!! } //------------------------------usage------------------------------------------ static void usage(ArchDesc& AD) { printf("Architecture Description Language Compiler\n\n"); printf("Usage: adlc [-doqwTs] [-#]* [-D[=]] [-U] [-c] [-h] [-a] [-v] \n"); printf(" d produce DFA debugging info\n"); printf(" o no output produced, syntax and semantic checking only\n"); printf(" q quiet mode, supresses all non-essential messages\n"); printf(" w suppress warning messages\n"); printf(" T make DFA as many subroutine calls\n"); printf(" s output which instructions are cisc-spillable\n"); printf(" D define preprocessor symbol\n"); printf(" U undefine preprocessor symbol\n"); printf(" c specify CPP file name (default: %s)\n", AD._CPP_file._name); printf(" h specify HPP file name (default: %s)\n", AD._HPP_file._name); printf(" a specify DFA output file name\n"); printf(" v specify adGlobals output file name\n"); printf(" # increment ADL debug level\n"); printf("\n"); } //------------------------------open_file------------------------------------ int ArchDesc::open_file(bool required, ADLFILE & ADF, const char *action) { if (required && (ADF._fp = fopen(ADF._name, action)) == NULL) { printf("ERROR: Cannot open file for %s: %s\n", action, ADF._name); close_files(1); return 0; } return 1; } //------------------------------open_files------------------------------------- int ArchDesc::open_files(void) { if (_ADL_file._name == NULL) { printf("ERROR: No ADL input file specified\n"); return 0; } if (!open_file(true , _ADL_file, "r")) { return 0; } if (!open_file(!_no_output, _DFA_file, "w")) { return 0; } if (!open_file(!_no_output, _HPP_file, "w")) { return 0; } if (!open_file(!_no_output, _CPP_file, "w")) { return 0; } if (!open_file(!_no_output, _CPP_CLONE_file, "w")) { return 0; } if (!open_file(!_no_output, _CPP_EXPAND_file, "w")) { return 0; } if (!open_file(!_no_output, _CPP_FORMAT_file, "w")) { return 0; } if (!open_file(!_no_output, _CPP_GEN_file, "w")) { return 0; } if (!open_file(!_no_output, _CPP_MISC_file, "w")) { return 0; } if (!open_file(!_no_output, _CPP_PEEPHOLE_file, "w")) { return 0; } if (!open_file(!_no_output, _CPP_PIPELINE_file, "w")) { return 0; } if (!open_file(!_no_output, _VM_file , "w")) { return 0; } if (!open_file(_dfa_debug != 0, _bug_file, "w")) { return 0; } return 1; } //------------------------------close_file------------------------------------ void ArchDesc::close_file(int delete_out, ADLFILE& ADF) { if (ADF._fp) { fclose(ADF._fp); if (delete_out) remove(ADF._name); } } //------------------------------close_files------------------------------------ void ArchDesc::close_files(int delete_out) { if (_ADL_file._fp) fclose(_ADL_file._fp); close_file(delete_out, _CPP_file); close_file(delete_out, _CPP_CLONE_file); close_file(delete_out, _CPP_EXPAND_file); close_file(delete_out, _CPP_FORMAT_file); close_file(delete_out, _CPP_GEN_file); close_file(delete_out, _CPP_MISC_file); close_file(delete_out, _CPP_PEEPHOLE_file); close_file(delete_out, _CPP_PIPELINE_file); close_file(delete_out, _HPP_file); close_file(delete_out, _DFA_file); close_file(delete_out, _bug_file); if (!_quiet_mode) { printf("\n"); if (_no_output || delete_out) { if (_ADL_file._name) printf("%s: ", _ADL_file._name); printf("No output produced"); } else { if (_ADL_file._name) printf("%s --> ", _ADL_file._name); printf("%s, %s, %s, %s, %s, %s, %s, %s, %s, %s", _CPP_file._name, _CPP_CLONE_file._name, _CPP_EXPAND_file._name, _CPP_FORMAT_file._name, _CPP_GEN_file._name, _CPP_MISC_file._name, _CPP_PEEPHOLE_file._name, _CPP_PIPELINE_file._name, _HPP_file._name, _DFA_file._name); } printf("\n"); } } //------------------------------strip_ext-------------------------------------- static char *strip_ext(char *fname) { char *ep; if (fname) { ep = fname + strlen(fname) - 1; // start at last character and look for '.' while (ep >= fname && *ep != '.') --ep; if (*ep == '.') *ep = '\0'; // truncate string at '.' } return fname; } //------------------------------base_plus_suffix------------------------------- // New concatenated string static char *base_plus_suffix(const char* base, const char *suffix) { int len = (int)strlen(base) + (int)strlen(suffix) + 1; char* fname = new char[len]; sprintf(fname,"%s%s",base,suffix); return fname; } //------------------------------get_legal_text--------------------------------- // Get pointer to legal text at the beginning of AD file. // This code assumes that a legal text starts at the beginning of .ad files, // is commented by "//" at each line and ends with empty line. // int get_legal_text(FileBuff &fbuf, char **legal_text) { char* legal_start = fbuf.get_line(); assert(legal_start[0] == '/' && legal_start[1] == '/', "Incorrect header of AD file"); char* legal_end = fbuf.get_line(); assert(strncmp(legal_end, "// Copyright", 12) == 0, "Incorrect header of AD file"); while(legal_end[0] == '/' && legal_end[1] == '/') { legal_end = fbuf.get_line(); } *legal_text = legal_start; return (int) (legal_end - legal_start); } // VS2005 has its own definition, identical to this one. #if !defined(_WIN32) || defined(_WIN64) || _MSC_VER < 1400 void *operator new( size_t size, int, const char *, int ) throw() { return ::operator new( size ); } #endif