1 package edu.uci.eecs.specCompiler.codeGenerator;
3 import java.io.BufferedReader;
5 import java.io.FileNotFoundException;
6 import java.io.FileReader;
7 import java.io.IOException;
8 import java.util.ArrayList;
9 import java.util.Collections;
10 import java.util.HashMap;
11 import java.util.Iterator;
13 import edu.uci.eecs.specCompiler.specExtraction.CPDefineCheckConstruct;
14 import edu.uci.eecs.specCompiler.specExtraction.CPDefineConstruct;
15 import edu.uci.eecs.specCompiler.specExtraction.ClassEndConstruct;
16 import edu.uci.eecs.specCompiler.specExtraction.ConditionalInterface;
17 import edu.uci.eecs.specCompiler.specExtraction.Construct;
18 import edu.uci.eecs.specCompiler.specExtraction.EntryPointConstruct;
19 import edu.uci.eecs.specCompiler.specExtraction.GlobalConstruct;
20 import edu.uci.eecs.specCompiler.specExtraction.IDExtractor;
21 import edu.uci.eecs.specCompiler.specExtraction.InterfaceConstruct;
22 import edu.uci.eecs.specCompiler.specExtraction.InterfaceDefineConstruct;
23 import edu.uci.eecs.specCompiler.specExtraction.ParserUtils;
24 import edu.uci.eecs.specCompiler.specExtraction.PotentialCPDefineConstruct;
25 import edu.uci.eecs.specCompiler.specExtraction.SequentialDefineSubConstruct;
26 import edu.uci.eecs.specCompiler.specExtraction.SourceFileInfo;
27 import edu.uci.eecs.specCompiler.specExtraction.SpecExtractor;
31 * This class will generate the annotated C code that can run on the current
38 public class CodeGenerator {
39 private SemanticsChecker _semantics;
40 private SpecExtractor _extractor;
42 private File[] srcFiles;
44 private HashMap<File, SourceFileInfo> srcFilesInfo;
46 private HashMap<File, ArrayList<CodeAddition>> codeAdditions;
48 public CodeGenerator(File[] srcFiles) {
49 this.srcFiles = srcFiles;
50 _extractor = new SpecExtractor();
51 _extractor.extract(srcFiles);
53 this.srcFilesInfo = _extractor.srcFilesInfo;
55 this.codeAdditions = new HashMap<File, ArrayList<CodeAddition>>();
57 _semantics = new SemanticsChecker(_extractor);
60 System.out.println(_semantics);
61 } catch (SemanticsCheckerException e) {
68 * Generate all the global code, including the "@DefineVar" in each
72 private void globalConstruct2Code(GlobalConstruct construct) {
73 ArrayList<String> newCode = CodeVariables.generateGlobalVarDeclaration(
74 _semantics, construct);
75 // Add it to the codeAdditions
76 if (!codeAdditions.containsKey(construct.file)) {
77 codeAdditions.put(construct.file, new ArrayList<CodeAddition>());
79 CodeAddition addition = new CodeAddition(construct.beginLineNum,
81 codeAdditions.get(construct.file).add(addition);
82 newCode = CodeVariables.generateStaticVarDefine(_semantics, construct);
83 if (newCode.size() > 0) {
84 addition = new CodeAddition(
85 _semantics.getClassEndConstruct().beginLineNum, newCode);
86 codeAdditions.get(construct.file).add(addition);
90 // Mainly rename and wrap the interface
91 private void interface2Code(InterfaceConstruct construct) {
92 ArrayList<String> newCode = CodeVariables.generateInterfaceWrapper(
93 _semantics, construct);
94 int lineNum = construct.beginLineNum;
95 // Add it to the codeAdditions
96 CodeAddition addition = new CodeAddition(lineNum, newCode);
97 if (!codeAdditions.containsKey(construct.file)) {
98 codeAdditions.put(construct.file, new ArrayList<CodeAddition>());
100 codeAdditions.get(construct.file).add(addition);
103 private void potentialCPDefine2Code(PotentialCPDefineConstruct construct) {
104 int lineNum = construct.beginLineNum;
105 ArrayList<String> newCode = CodeVariables.generatePotentialCPDefine(
106 _semantics, construct);
108 CodeAddition addition = new CodeAddition(lineNum, newCode);
109 if (!codeAdditions.containsKey(construct.file)) {
110 codeAdditions.put(construct.file, new ArrayList<CodeAddition>());
112 codeAdditions.get(construct.file).add(addition);
115 private void CPDefine2Code(CPDefineConstruct construct) {
116 int lineNum = construct.beginLineNum;
117 ArrayList<String> newCode = CodeVariables.generateCPDefine(_semantics,
120 CodeAddition addition = new CodeAddition(lineNum, newCode);
121 if (!codeAdditions.containsKey(construct.file)) {
122 codeAdditions.put(construct.file, new ArrayList<CodeAddition>());
124 codeAdditions.get(construct.file).add(addition);
127 private void CPDefineCheck2Code(CPDefineCheckConstruct construct) {
128 int lineNum = construct.beginLineNum;
129 ArrayList<String> newCode = CodeVariables.generateCPDefineCheck(
130 _semantics, construct);
132 CodeAddition addition = new CodeAddition(lineNum, newCode);
133 if (!codeAdditions.containsKey(construct.file)) {
134 codeAdditions.put(construct.file, new ArrayList<CodeAddition>());
136 codeAdditions.get(construct.file).add(addition);
139 private void EntryPoint2Code(EntryPointConstruct construct) {
140 int lineNum = construct.beginLineNum;
141 ArrayList<String> newCode = new ArrayList<String>();
142 newCode.addAll(CodeVariables.generateEntryPointInitCall());
144 CodeAddition addition = new CodeAddition(lineNum, newCode);
145 if (!codeAdditions.containsKey(construct.file)) {
146 codeAdditions.put(construct.file, new ArrayList<CodeAddition>());
148 codeAdditions.get(construct.file).add(addition);
151 private ArrayList<String> insertAnnotation2Src(
152 ArrayList<CodeAddition> additions, ArrayList<String> content) {
153 int totalSize = content.size();
154 for (int i = 0; i < additions.size(); i++) {
155 totalSize += additions.size();
157 ArrayList<String> newContent = new ArrayList<String>(totalSize);
159 for (int i = 0; i < additions.size(); i++) {
160 CodeAddition addition = additions.get(i);
161 if (curSrcLine < addition.lineNum) {
162 // Be careful, subList is the interval [begin, end)
163 newContent.addAll(content.subList(curSrcLine, addition.lineNum));
164 curSrcLine = addition.lineNum;
166 newContent.addAll(addition.newCode);
168 newContent.addAll(content.subList(curSrcLine, content.size()));
172 public void generateCode() {
173 for (int i = 0; i < _semantics.constructs.size(); i++) {
174 Construct construct = _semantics.constructs.get(i);
175 if (construct instanceof GlobalConstruct) {
176 globalConstruct2Code((GlobalConstruct) construct);
177 } else if (construct instanceof InterfaceConstruct) {
178 interface2Code((InterfaceConstruct) construct);
179 } else if (construct instanceof PotentialCPDefineConstruct) {
180 potentialCPDefine2Code((PotentialCPDefineConstruct) construct);
181 } else if (construct instanceof CPDefineConstruct) {
182 CPDefine2Code((CPDefineConstruct) construct);
183 } else if (construct instanceof CPDefineCheckConstruct) {
184 CPDefineCheck2Code((CPDefineCheckConstruct) construct);
185 } else if (construct instanceof EntryPointConstruct) {
186 EntryPoint2Code((EntryPointConstruct) construct);
189 // Sort code additions
190 for (File file : codeAdditions.keySet()) {
191 ArrayList<CodeAddition> additions = codeAdditions.get(file);
192 if (additions.size() == 0) // Simply do nothing, already written
195 ArrayList<String> content = _semantics.srcFilesInfo.get(file).content;
196 Collections.sort(additions, CodeAddition.lineNumComparator);
197 // Insert generated annotation to the source files
198 ArrayList<String> newContent = insertAnnotation2Src(additions,
200 // Write it back to file
201 ParserUtils.write2File(file, newContent);
206 public static void main(String[] argvs) {
207 String homeDir = Environment.HOME_DIRECTORY;
209 // new File(Environment.MODEL_CHECKER_TEST_DIR + "/backup_linuxrwlocks.c") };
210 // new File(homeDir + "/benchmark/linuxrwlocks/linuxrwlocks.c") };
212 + "/benchmark/cliffc-hashtable/simplified_cliffc_hashtable.h"), };
213 // new File(homeDir + "/benchmark/ms-queue/my_queue.c"),
214 // new File(homeDir + "/benchmark/ms-queue/my_queue.c") };
215 // new File(homeDir + "/benchmark/test/test.c") };
216 CodeGenerator gen = new CodeGenerator(srcFiles);