package edu.uci.eecs.specCompiler.codeGenerator;
import java.util.ArrayList;
+import java.util.HashSet;
+import java.io.File;
+import edu.uci.eecs.specCompiler.grammerParser.ParseException;
+import edu.uci.eecs.specCompiler.grammerParser.SpecParser;
+import edu.uci.eecs.specCompiler.specExtraction.CPDefineCheckConstruct;
+import edu.uci.eecs.specCompiler.specExtraction.CPDefineConstruct;
import edu.uci.eecs.specCompiler.specExtraction.ConditionalInterface;
+import edu.uci.eecs.specCompiler.specExtraction.Construct;
+import edu.uci.eecs.specCompiler.specExtraction.FunctionHeader;
+import edu.uci.eecs.specCompiler.specExtraction.GlobalConstruct;
+import edu.uci.eecs.specCompiler.specExtraction.IDExtractor;
+import edu.uci.eecs.specCompiler.specExtraction.InterfaceConstruct;
+import edu.uci.eecs.specCompiler.specExtraction.InterfaceDefineConstruct;
+import edu.uci.eecs.specCompiler.specExtraction.ParserUtils;
+import edu.uci.eecs.specCompiler.specExtraction.PotentialCPDefineConstruct;
+import edu.uci.eecs.specCompiler.specExtraction.SequentialDefineSubConstruct;
+import edu.uci.eecs.specCompiler.specExtraction.SpecExtractor;
+import edu.uci.eecs.specCompiler.specExtraction.VariableDeclaration;
public class CodeVariables {
// C++ code or library
- public static final String ThreadIDType = "thread_id_t";
+ public static final String HEADER_STDLIB = "<stdlib.h>";
+ public static final String HEADER_THREADS = "<threads.h>";
+ public static final String HEADER_STDINT = "<stdint.h>";
+ public static final String ThreadIDType = "thrd_t";
+ public static final String GET_THREAD_ID = "thrd_current";
public static final String BOOLEAN = "bool";
+ public static final String UINT64 = "uint64_t";
// Model checker code
- public static final String HEADER_CDSAnnotate = "cdsannotate.h";
- public static final String CDSAnnotate = "cdsannotate";
+ public static final String HEADER_CDSANNOTATE = "<cdsannotate.h>";
+ public static final String HEADER_COMMON = "<common.h>";
+ public static final String HEADER_SPECANNOTATION = "<specannotation.h>";
+ public static final String HEADER_CDSTRACE = "<cdstrace.h>";
+// public static final String CDSAnnotate = "cdsannotate";
+ public static final String CDSAnnotate = "_Z11cdsannotatemPv";
public static final String CDSAnnotateType = "SPEC_ANALYSIS";
+ public static final String IDType = "call_id_t";
- public static final String SPEC_ANNOTATION_TYPE = "spec_anno_type";
+ public static final String SPEC_ANNO_TYPE = "spec_anno_type";
+ public static final String SPEC_ANNO_TYPE_FUNC_TABLE_INIT = "FUNC_TABLE_INIT";
+ public static final String SPEC_ANNO_TYPE_HB_INIT = "HB_INIT";
+ public static final String SPEC_ANNO_TYPE_INTERFACE_BEGIN = "INTERFACE_BEGIN";
+ public static final String SPEC_ANNO_TYPE_HB_CONDITION = "HB_CONDITION";
+ public static final String SPEC_ANNO_TYPE_INTERFACE_END = "INTERFACE_END";
+ public static final String SPEC_ANNO_TYPE_POTENTIAL_CP_DEFINE = "POTENTIAL_CP_DEFINE";
+ public static final String SPEC_ANNO_TYPE_CP_DEFINE_CHECK = "CP_DEFINE_CHECK";
+ public static final String SPEC_ANNO_TYPE_CP_DEFINE = "CP_DEFINE";
public static final String SPEC_ANNOTATION = "spec_annotation";
+ public static final String SPEC_ANNOTATION_FIELD_TYPE = "type";
+ public static final String SPEC_ANNOTATION_FIELD_ANNO = "annotation";
+ public static final String ANNO_FUNC_TABLE_INIT = "anno_func_table_init";
public static final String ANNO_HB_INIT = "anno_hb_init";
public static final String ANNO_INTERFACE_BEGIN = "anno_interface_begin";
public static final String ANNO_INTERFACE_END = "anno_interface_end";
- public static final String ANNO_ID = "anno_id";
public static final String ANNO_POTENTIAL_CP_DEFINE = "anno_potentail_cp_define";
public static final String ANNO_CP_DEFINE = "anno_cp_define";
public static final String ANNO_CP_DEFINE_CHECK = "anno_cp_define_check";
public static final String ANNO_HB_CONDITION = "anno_hb_condition";
- public static final String ANNO_POST_CHECK = "anno_post_check";
// Specification variables
- public static final String SPEC_STRUCT = "Sequential";
- public static final String SPEC_INSTANCE = "__sequential";
-
- public static final String SPEC_CONDITION = "__cond";
- public static final String SPEC_ID = "__id";
- public static final String SPEC_INTERFACE = "__interface";
-
public static final String SPEC_INTERFACE_WRAPPER = "__wrapper_";
+ public static final String DEFAULT_ID = "0";
// Specification library
+ public static final String HEADER_SPEC_LIB = "<spec_lib.h>";
public static final String SPEC_QUEUE = "spec_queue";
public static final String SPEC_STACK = "spec_stack";
+ public static final String SPEC_DEQUE = "spec_deque";
public static final String SPEC_HASHTABLE = "spec_hashtable";
+ public static final String SPEC_PRIVATE_HASHTABLE = "spec_private_hashtable";
public static final String SPEC_TAG = "spec_tag";
+ public static final String SPEC_TAG_CURRENT = "current";
+ public static final String SPEC_TAG_NEXT = "next";
// Macro
public static final String MACRO_ID = "__ID__";
public static final String MACRO_COND = "__COND_SAT__";
public static final String MACRO_RETURN = "__RET__";
+ public static final String MACRO_ATOMIC_RETURN = "__ATOMIC_RET__";
+
+ public static void printCode(ArrayList<String> code) {
+ for (int i = 0; i < code.size(); i++) {
+ System.out.println(code.get(i));
+ }
+ }
+
+ private static String COMMENT(String comment) {
+ return "/* " + comment + " */";
+ }
+
+ private static String INCLUDE(String header) {
+ return "#include " + header;
+ }
+
+ private static String DEFINE(String left, String right) {
+ return "#define " + left + " " + right;
+ }
+
+ private static String UNDEFINE(String macro) {
+ return "#undef " + macro;
+ }
+
+ private static String GET_FIELD_BY_PTR(String ptr, String field) {
+ return ptr + "->" + field;
+ }
+
+ private static String GET_FIELD(String var, String field) {
+ return var + "->" + field;
+ }
+
+ private static String BRACE(String val) {
+ return "(" + val + ")";
+ }
+
+ private static String ASSIGN(String structName, String field, String val) {
+ return structName + "." + field + " = " + val + ";";
+ }
+
+ private static String ASSIGN(String varName, String val) {
+ return varName + " = " + val + ";";
+ }
+
+ private static String ASSIGN_PTR(String structName, String field, String val) {
+ return structName + "." + field + " = &" + val + ";";
+ }
+
+ private static String ASSIGN_TO_PTR(String structName, String field,
+ String val) {
+ return structName + "->" + field + " = " + val + ";";
+ }
+
+ private static String ASSIGN_PTR_TO_PTR(String structName, String field, String val) {
+ return structName + "->" + field + " = &" + val + ";";
+ }
+
+ private static String STRUCT_NEW_DECLARE_DEFINE(String type, String name) {
+ return "struct " + type + " *" + name + " = (struct " + type + "*) malloc(sizeof(struct " + type + "));";
+ }
+
+ private static String DECLARE(String type, String name) {
+ return type + " " + name + ";";
+ }
+
+ private static String DECLARE(VariableDeclaration varDecl) {
+ String type = varDecl.type, name = varDecl.name;
+ return type + " " + name + ";";
+ }
+
+ private static String DECLARE_DEFINE(String type, String var, String val) {
+ return type + " " + var + " = " + val + ";";
+ }
+
+ private static String ANNOTATE(String structName) {
+ return CDSAnnotate + "(" + CDSAnnotateType + ", " + structName + ");";
+ }
+
+ private static ArrayList<String> DEFINE_INFO_STRUCT(String interfaceName,
+ FunctionHeader header) {
+ ArrayList<String> code = new ArrayList<String>();
+ code.add("typedef struct " + interfaceName + "_info {");
+ if (!header.returnType.equals("void")) {
+ code.add(DECLARE(header.returnType, MACRO_RETURN));
+ }
+ for (int i = 0; i < header.args.size(); i++) {
+ code.add(DECLARE(header.args.get(i)));
+ }
+ code.add("} " + interfaceName + "_info;");
+ return code;
+ }
+
+ private static ArrayList<String> DEFINE_ID_FUNC(String interfaceName,
+ String idCode) {
+ ArrayList<String> code = new ArrayList<String>();
+ code.add("static " + IDType + " " + interfaceName + "_id() {");
+ if (!idCode.equals("")) {
+ code.add(DECLARE_DEFINE(IDType, MACRO_ID, idCode));
+ } else {
+ code.add(DECLARE_DEFINE(IDType, MACRO_ID, DEFAULT_ID));
+ }
+ code.add("return " + MACRO_ID + ";");
+ code.add("}");
+ return code;
+ }
+
+ private static ArrayList<String> DEFINE_CHECK_ACTION_FUNC(
+ InterfaceConstruct construct, FunctionHeader header) {
+ String interfaceName = construct.name;
+ ArrayList<String> code = new ArrayList<String>();
+ code.add("static bool " + interfaceName + "_check_action(void *info, "
+ + IDType + " " + MACRO_ID + ") {");
+ code.add(DECLARE("bool", "check_passed"));
+ // Read info struct
+ if (!header.returnType.equals("void") || header.args.size() != 0) {
+ String infoStructType = interfaceName + "_info", infoStructName = "theInfo";
+ code.add(DECLARE_DEFINE(infoStructType + "*", infoStructName,
+ BRACE(infoStructType + "*") + "info"));
+ if (!header.returnType.equals("void")) {
+ code.add((DECLARE_DEFINE(header.returnType, MACRO_RETURN,
+ GET_FIELD_BY_PTR(infoStructName, MACRO_RETURN))));
+ }
+ for (int i = 0; i < header.args.size(); i++) {
+ String type = header.args.get(i).type, var = header.args.get(i).name;
+ code.add((DECLARE_DEFINE(type, var,
+ GET_FIELD_BY_PTR(infoStructName, var))));
+ }
+ code.add("");
+ }
+ // __COND_SAT
+ if (!construct.condition.equals("")) {
+ code.add(DECLARE_DEFINE("bool", MACRO_COND, construct.condition));
+ }
+ // Check
+ if (!construct.check.equals("")) {
+ code.add(ASSIGN("check_passed", construct.check));
+ code.add("if (!check_passed) return false;");
+ }
+ // Action
+ if (construct.action.size() > 0) {
+ code.addAll(construct.action);
+ }
+ // Post_check
+ if (!construct.postCheck.equals("")) {
+ code.add(ASSIGN("check_passed", construct.postCheck));
+ code.add("if (!check_passed) return false;");
+ }
+ // Post_action
+ if (construct.postAction.size() > 0) {
+ code.addAll(construct.postAction);
+ }
+ // Return true finally
+ code.add("return true;");
+
+ code.add("}");
+
+ return code;
+ }
- public static ArrayList<String> generateHBInitAnnotation(
+ private static HashSet<String> getAllHeaders(SemanticsChecker semantics) {
+ HashSet<String> headers = new HashSet<String>();
+ for (String interfaceName : semantics.interfaceName2Construct.keySet()) {
+ File f = semantics.interfaceName2Construct.get(interfaceName).file;
+ headers.addAll(semantics.srcFilesInfo.get(f).headers);
+ }
+ return headers;
+ }
+
+ private static void makeFunctionStatic(ArrayList<String> funcDefine) {
+ String headLine = funcDefine.get(0);
+ headLine = "static " + headLine;
+ funcDefine.set(0, headLine);
+ }
+
+ private static String makeVariablesStatic(VariableDeclaration varDecl) {
+ String res = "static " + varDecl.type + " " + varDecl.name + ";";
+ return res;
+ }
+
+ private static FunctionHeader getFunctionHeader(SemanticsChecker semantics,
+ Construct construct) {
+ ArrayList<String> content = semantics.srcFilesInfo.get(construct.file).content;
+ String headerLine = content.get(construct.beginLineNum);
+ if (headerLine.startsWith("template")) {
+ headerLine = content.get(construct.beginLineNum + 1);
+ }
+ headerLine = headerLine.substring(0, headerLine.indexOf(')') + 1);
+ try {
+ return SpecParser.parseFuncHeader(headerLine);
+ } catch (ParseException e) {
+ e.printStackTrace();
+ }
+ return null;
+ }
+
+ public static ArrayList<String> generateGlobalVarDeclaration(
+ SemanticsChecker semantics, GlobalConstruct construct) {
+ ArrayList<String> newCode = new ArrayList<String>();
+ HashSet<String> allHeaders = getAllHeaders(semantics);
+
+ // All headers needed by the interface decalration
+ newCode.add(COMMENT("Include all the header files that contains the interface declaration"));
+ for (String header : allHeaders) {
+ newCode.add(INCLUDE(header));
+ }
+ newCode.add("");
+ // Other necessary headers
+ newCode.add(INCLUDE(HEADER_STDLIB));
+ newCode.add(INCLUDE(HEADER_STDINT));
+ newCode.add(INCLUDE(HEADER_CDSANNOTATE));
+ newCode.add(INCLUDE(HEADER_COMMON));
+ newCode.add(INCLUDE(HEADER_SPEC_LIB));
+ newCode.add(INCLUDE(HEADER_SPECANNOTATION));
+ newCode.add("");
+
+ SequentialDefineSubConstruct code = construct.code;
+ // User-defined structs first
+ newCode.add(COMMENT("All other user-defined structs"));
+ ArrayList<ArrayList<String>> declareStructs = code.declareStructs;
+ for (int i = 0; i < declareStructs.size(); i++) {
+ ArrayList<String> declareStruct = declareStructs.get(i);
+ newCode.addAll(declareStruct);
+ newCode.add("");
+ }
+ // User-defined variables
+ ArrayList<VariableDeclaration> varDecls = code.declareVar;
+ for (int i = 0; i < varDecls.size(); i++) {
+ VariableDeclaration varDecl = varDecls.get(i);
+ // Don't forget to make them static
+ newCode.add(makeVariablesStatic(varDecl));
+ }
+ // User-defined functions
+ newCode.add(COMMENT("All other user-defined functions"));
+ ArrayList<ArrayList<String>> defineFuncs = code.defineFuncs;
+ for (int i = 0; i < defineFuncs.size(); i++) {
+ ArrayList<String> defineFunc = defineFuncs.get(i);
+ makeFunctionStatic(defineFunc);
+ newCode.addAll(defineFunc);
+ newCode.add("");
+ }
+
+ for (String interfaceName : semantics.interfaceName2Construct.keySet()) {
+ InterfaceConstruct iConstruct = semantics.interfaceName2Construct
+ .get(interfaceName);
+ FunctionHeader funcHeader = getFunctionHeader(semantics, iConstruct);
+ // Define necessary info structure
+ if (!funcHeader.returnType.equals("void")
+ || funcHeader.args.size() > 0) {
+ newCode.add(COMMENT("Definition of interface info struct: "
+ + interfaceName));
+ newCode.addAll(DEFINE_INFO_STRUCT(interfaceName, funcHeader));
+ newCode.add(COMMENT("End of info struct definition: "
+ + interfaceName));
+ newCode.add("");
+ }
+
+ // Define ID function
+ newCode.add(COMMENT("ID function of interface: " + interfaceName));
+ newCode.addAll(DEFINE_ID_FUNC(interfaceName, iConstruct.idCode));
+ newCode.add(COMMENT("End of ID function: " + interfaceName));
+ newCode.add("");
+
+ // Define check_action function
+ newCode.add(COMMENT("Check action function of interface: "
+ + interfaceName));
+ newCode.addAll(DEFINE_CHECK_ACTION_FUNC(iConstruct, funcHeader));
+ newCode.add(COMMENT("End of check action function: "
+ + interfaceName));
+ newCode.add("");
+ }
+ // Interface function pointer table
+ String interfaceSize = Integer
+ .toString(semantics.interfaceName2Construct.size());
+ newCode.add(DEFINE("INTERFACE_SIZE", interfaceSize));
+ newCode.add(DECLARE("void**", "func_ptr_table"));
+
+ newCode.add("");
+ newCode.add(COMMENT("Define function for sequential code initialization"));
+ newCode.add("static void __sequential_init() {");
+ // Init func_ptr_table
+ newCode.add(COMMENT("Init func_ptr_table"));
+ newCode.add(ASSIGN("func_ptr_table",
+ "(void**) malloc(sizeof(void*) * " + semantics.interface2Num.size() + " * 2)"));
+ for (String interfaceName : semantics.interfaceName2Construct.keySet()) {
+ String interfaceNum = Integer.toString(semantics.interface2Num
+ .get(interfaceName));
+ newCode.add(ASSIGN("func_ptr_table[2 * " + interfaceNum + "]",
+ "(void*) &" + interfaceName + "_id"));
+ newCode.add(ASSIGN("func_ptr_table[2 * " + interfaceNum + " + 1]",
+ "(void*) &" + interfaceName + "_check_action"));
+ }
+ newCode.add("");
+ // Init user-defined variables
+ newCode.addAll(construct.code.initVar);
+ // Pass function table info
+ newCode.add(COMMENT("Pass function table info"));
+ String structName = "anno_func_table_init", anno = "func_init";
+ newCode.add(STRUCT_NEW_DECLARE_DEFINE(ANNO_FUNC_TABLE_INIT, structName));
+ newCode.add(ASSIGN_TO_PTR(structName, "size", "INTERFACE_SIZE"));
+ newCode.add(ASSIGN_TO_PTR(structName, "table", "func_ptr_table"));
+ newCode.add(STRUCT_NEW_DECLARE_DEFINE(SPEC_ANNOTATION, anno));
+ newCode.add(ASSIGN_TO_PTR(anno, "type", SPEC_ANNO_TYPE_FUNC_TABLE_INIT));
+ newCode.add(ASSIGN_TO_PTR(anno, "annotation", structName));
+ newCode.add(ANNOTATE(anno));
+
+ // Pass Happens-before relationship
+ newCode.addAll(generateHBInitAnnotation(semantics));
+ newCode.add("}");
+ newCode.add(COMMENT("End of Global construct generation in class"));
+
+ printCode(newCode);
+ return newCode;
+ }
+
+ public static ArrayList<String> generateStaticVarDefine(
+ SemanticsChecker semantics, GlobalConstruct construct) {
+ ArrayList<String> newCode = new ArrayList<String>();
+ String className = semantics.getClassName();
+ if (className == null)
+ return newCode; // No need to define any static variables
+ String templateList = semantics.getTemplateStr();
+ String varPrefix;
+ if (templateList == null) {
+ varPrefix = className + "::";
+ } else {
+ varPrefix = className + templateList + "::";
+ }
+ String templateDecl = semantics.getTemplateFullStr();
+ if (templateList == null) {
+ newCode.add(DECLARE("void**", varPrefix + "func_ptr_table"));
+ for (int i = 0; i < construct.code.declareVar.size(); i++) {
+ VariableDeclaration varDecl = construct.code.declareVar.get(i);
+ newCode.add(DECLARE(varDecl.type, varPrefix + varDecl.name));
+ }
+ } else {
+ newCode.add(templateDecl);
+ newCode.add(DECLARE("void**", varPrefix + "func_ptr_table"));
+ for (int i = 0; i < construct.code.declareVar.size(); i++) {
+ VariableDeclaration varDecl = construct.code.declareVar.get(i);
+ newCode.add(templateDecl);
+ newCode.add(DECLARE(varDecl.type, varPrefix + varDecl.name));
+ }
+ }
+ return newCode;
+ }
+
+ private static ArrayList<String> generateHBInitAnnotation(
SemanticsChecker semantics) {
ArrayList<String> newCode = new ArrayList<String>();
int hbConditionInitIdx = 0;
for (ConditionalInterface right : semantics.getHBConditions().get(
left)) {
String structVarName = "hbConditionInit" + hbConditionInitIdx;
+ String annotationVarName = "hb_init" + hbConditionInitIdx;
hbConditionInitIdx++;
- int interfaceNumBefore = semantics.interface2Num
- .get(left.interfaceName), hbLabelNumBefore = semantics.hbLabel2Num
- .get(left.hbConditionLabel), interfaceNumAfter = semantics.interface2Num
- .get(right.interfaceName), hbLabelNumAfter = semantics.hbLabel2Num
- .get(right.hbConditionLabel);
- newCode.add(ANNO_HB_INIT + " " + structVarName + ";");
-
- newCode.add(structVarName + "." + "interface_num_before"
- + " = " + interfaceNumBefore + ";");
- newCode.add(structVarName + "." + "hb_condition_num_before"
- + " = " + hbLabelNumBefore + ";");
- newCode.add(structVarName + "." + "interface_num_after" + " = "
- + interfaceNumAfter + ";");
- newCode.add(structVarName + "." + "hb_condition_num_after"
- + " = " + hbLabelNumAfter + ";");
-
- newCode.add(CDSAnnotate + "(" + CDSAnnotateType + ", &" + structVarName + ");");
+ String interfaceNumBefore = Integer
+ .toString(semantics.interface2Num
+ .get(left.interfaceName)), hbLabelNumBefore = Integer
+ .toString(semantics.hbLabel2Num
+ .get(left.hbConditionLabel)), interfaceNumAfter = Integer
+ .toString(semantics.interface2Num
+ .get(right.interfaceName)), hbLabelNumAfter = Integer
+ .toString(semantics.hbLabel2Num
+ .get(right.hbConditionLabel));
+ newCode.add(COMMENT(left + " -> " + right));
+
+ newCode.add(STRUCT_NEW_DECLARE_DEFINE(ANNO_HB_INIT, structVarName));
+ newCode.add(ASSIGN_TO_PTR(structVarName, "interface_num_before",
+ interfaceNumBefore));
+ newCode.add(ASSIGN_TO_PTR(structVarName, "hb_condition_num_before",
+ hbLabelNumBefore));
+ newCode.add(ASSIGN_TO_PTR(structVarName, "interface_num_after",
+ interfaceNumAfter));
+ newCode.add(ASSIGN_TO_PTR(structVarName, "hb_condition_num_after",
+ hbLabelNumAfter));
+
+ newCode.add(STRUCT_NEW_DECLARE_DEFINE(SPEC_ANNOTATION, annotationVarName));
+ newCode.add(ASSIGN_TO_PTR(annotationVarName,
+ SPEC_ANNOTATION_FIELD_TYPE, SPEC_ANNO_TYPE_HB_INIT));
+ newCode.add(ASSIGN_TO_PTR(annotationVarName,
+ SPEC_ANNOTATION_FIELD_ANNO, structVarName));
+ newCode.add(ANNOTATE(annotationVarName));
}
}
return newCode;
}
+
+ public static ArrayList<String> generateEntryPointInitCall() {
+ ArrayList<String> newCode = new ArrayList<String>(1);
+ newCode.add("__sequential_init();");
+ return newCode;
+ }
+
+ public static ArrayList<String> generateInterfaceWrapper(
+ SemanticsChecker semantics, InterfaceConstruct construct) {
+ ArrayList<String> newCode = new ArrayList<String>();
+ String interfaceName = construct.name;
+ // Generate necessary header file (might be redundant but never mind)
+ newCode.add(INCLUDE(HEADER_STDLIB));
+ newCode.add(INCLUDE(HEADER_CDSANNOTATE));
+ newCode.add(INCLUDE(HEADER_SPECANNOTATION));
+ newCode.add(INCLUDE(HEADER_SPEC_LIB));
+
+ FunctionHeader header = getFunctionHeader(semantics, construct);
+ String interfaceNum = Integer.toString(semantics.interface2Num
+ .get(construct.name));
+ // Rename the interface
+ renameInterface(semantics, construct);
+ InterfaceDefineConstruct defineConstruct = semantics.interfaceName2DefineConstruct
+ .get(interfaceName);
+ if (defineConstruct != null) {
+ renameInterface(semantics, defineConstruct);
+ }
+
+ // Generate wrapper header
+ // If it's not in a class, we should declare the wrapper function
+ if (semantics.getClassName() == null) {
+ FunctionHeader renamedHeader = header
+ .getRenamedHeader(SPEC_INTERFACE_WRAPPER);
+ newCode.add(COMMENT("Declaration of the wrapper"));
+ newCode.add(renamedHeader + ";");
+ newCode.add("");
+ }
+ newCode.add(header.toString() + " {");
+ // Wrapper function body
+ newCode.add(COMMENT("Interface begins"));
+ // Interface begin
+ String structName = "interface_begin";
+ newCode.add(STRUCT_NEW_DECLARE_DEFINE(ANNO_INTERFACE_BEGIN, "interface_begin"));
+ newCode.add(ASSIGN_TO_PTR(structName, "interface_num", interfaceNum));
+ String anno = "annotation_interface_begin";
+ newCode.add(STRUCT_NEW_DECLARE_DEFINE(SPEC_ANNOTATION, anno));
+ newCode.add(ASSIGN_TO_PTR(anno, "type", SPEC_ANNO_TYPE_INTERFACE_BEGIN));
+ newCode.add(ASSIGN_TO_PTR(anno, "annotation", structName));
+ newCode.add(ANNOTATE(anno));
+ // Call original renamed function
+ if (header.returnType.equals("void")) {
+ newCode.add(header.getRenamedCall(SPEC_INTERFACE_WRAPPER) + ";");
+ } else {
+ newCode.add(DECLARE_DEFINE(header.returnType, MACRO_RETURN,
+ header.getRenamedCall(SPEC_INTERFACE_WRAPPER)));
+ }
+ // HB conditions
+ for (String label : construct.hbConditions.keySet()) {
+ String condition = construct.hbConditions.get(label);
+ String hbCondNum = Integer.toString(semantics.hbLabel2Num
+ .get(label));
+ newCode.add("if " + BRACE(condition) + " {");
+ structName = "hb_condition";
+ newCode.add(STRUCT_NEW_DECLARE_DEFINE(ANNO_HB_CONDITION, structName));
+ newCode.add(ASSIGN_TO_PTR(structName, "interface_num", interfaceNum));
+
+ newCode.add(ASSIGN_TO_PTR(structName, "hb_condition_num", hbCondNum));
+ anno = "annotation_hb_condition";
+ newCode.add(STRUCT_NEW_DECLARE_DEFINE(SPEC_ANNOTATION, anno));
+ newCode.add(ASSIGN_TO_PTR(anno, "type", SPEC_ANNO_TYPE_HB_CONDITION));
+ newCode.add(ASSIGN_TO_PTR(anno, "annotation", structName));
+ newCode.add(ANNOTATE(anno));
+ newCode.add("}");
+ newCode.add("");
+ }
+ // Also add the true condition if any
+ if (semantics.containsConditionalInterface(new ConditionalInterface(interfaceName, ""))) {
+ structName = "hb_condition";
+ newCode.add(STRUCT_NEW_DECLARE_DEFINE(ANNO_HB_CONDITION, structName));
+ newCode.add(ASSIGN_TO_PTR(structName, "interface_num", interfaceNum));
+ newCode.add(ASSIGN_TO_PTR(structName, "hb_condition_num", "0"));
+ anno = "annotation_hb_condition";
+ newCode.add(STRUCT_NEW_DECLARE_DEFINE(SPEC_ANNOTATION, anno));
+ newCode.add(ASSIGN_TO_PTR(anno, "type", SPEC_ANNO_TYPE_HB_CONDITION));
+ newCode.add(ASSIGN_TO_PTR(anno, "annotation", structName));
+ newCode.add(ANNOTATE(anno));
+ newCode.add("");
+ }
+ // Interface end
+ String infoStructType = null, infoName = null;
+ if (!header.returnType.equals("void") || header.args.size() > 0) {
+ infoStructType = interfaceName + "_info";
+ infoName = "info";
+ newCode.add(DECLARE_DEFINE(infoStructType + "*", infoName,
+ BRACE(infoStructType + "*") + " malloc(sizeof("
+ + infoStructType + "))"));
+ if (!header.returnType.equals("void")) {
+ newCode.add(ASSIGN_TO_PTR(infoName, MACRO_RETURN, MACRO_RETURN));
+ }
+ for (int i = 0; i < header.args.size(); i++) {
+ String argName = header.args.get(i).name;
+ newCode.add(ASSIGN_TO_PTR(infoName, argName, argName));
+ }
+ } else {
+ infoName = "NULL";
+ }
+ structName = "interface_end";
+ anno = "annoation_interface_end";
+ newCode.add(STRUCT_NEW_DECLARE_DEFINE(ANNO_INTERFACE_END, structName));
+ newCode.add(ASSIGN_TO_PTR(structName, "interface_num", interfaceNum));
+ newCode.add(ASSIGN_TO_PTR(structName, "info", infoName));
+ newCode.add(STRUCT_NEW_DECLARE_DEFINE(SPEC_ANNOTATION, anno));
+ newCode.add(ASSIGN_TO_PTR(anno, "type", SPEC_ANNO_TYPE_INTERFACE_END));
+ newCode.add(ASSIGN_TO_PTR(anno, "annotation", structName));
+ newCode.add(ANNOTATE(anno));
+ // Return __RET__ if it's not void
+ if (!header.returnType.equals("void")) {
+ newCode.add("return " + MACRO_RETURN + ";");
+ }
+ // End of the wrapper function
+ newCode.add("}");
+
+ // printCode(newCode);
+ return newCode;
+ }
+
+ // Rename the interface depending on if it's declaration or definition
+ public static void renameInterface(SemanticsChecker semantics,
+ Construct construct) {
+ FunctionHeader header = getFunctionHeader(semantics, construct);
+ ArrayList<String> content = semantics.srcFilesInfo.get(construct.file).content;
+ int lineNum = construct.beginLineNum;
+ String headerLine = content.get(construct.beginLineNum);
+ if (headerLine.startsWith("template")) {
+ headerLine = content.get(construct.beginLineNum + 1);
+ lineNum++;
+ }
+ String newLine = header.getRenamedHeader(SPEC_INTERFACE_WRAPPER)
+ .toString() + " {";
+ content.set(lineNum, newLine);
+ }
+
+ public static void addAtomicReturn(SemanticsChecker semantics,
+ Construct construct) {
+ int lineNum = construct.beginLineNum - 1;
+ ArrayList<String> content = semantics.srcFilesInfo.get(construct.file).content;
+ String oldLine = content.get(lineNum);
+ String newLine = "uint64_t " + MACRO_ATOMIC_RETURN + " = " + oldLine;
+ content.set(lineNum, newLine);
+ }
+
+ public static ArrayList<String> generatePotentialCPDefine(
+ SemanticsChecker semantics, PotentialCPDefineConstruct construct) {
+ ArrayList<String> newCode = new ArrayList<String>();
+ // Add atomic return variable if the predicate accesses to it
+ if (construct.condition.indexOf(MACRO_ATOMIC_RETURN) != -1) {
+ addAtomicReturn(semantics, construct);
+ }
+ // Generate redundant header files
+ newCode.add(COMMENT("Automatically generated code for potential commit point: "
+ + construct.label));
+ newCode.add(COMMENT("Include redundant headers"));
+ newCode.add(INCLUDE(HEADER_STDINT));
+ newCode.add(INCLUDE(HEADER_CDSANNOTATE));
+ newCode.add(INCLUDE(HEADER_SPECANNOTATION));
+ newCode.add("");
+ // Add annotation
+ newCode.add("if (" + construct.condition + ") {");
+ String structName = "potential_cp_define", anno = "annotation_potential_cp_define";
+ newCode.add(STRUCT_NEW_DECLARE_DEFINE(ANNO_POTENTIAL_CP_DEFINE, structName));
+ String labelNum = Integer.toString(semantics.commitPointLabel2Num
+ .get(construct.label));
+ newCode.add(ASSIGN_TO_PTR(structName, "label_num", labelNum));
+ newCode.add(STRUCT_NEW_DECLARE_DEFINE(SPEC_ANNOTATION, anno));
+ newCode.add(ASSIGN_TO_PTR(anno, "type", SPEC_ANNO_TYPE_POTENTIAL_CP_DEFINE));
+ newCode.add(ASSIGN_TO_PTR(anno, "annotation", structName));
+ newCode.add(ANNOTATE(anno));
+ newCode.add("}");
+ return newCode;
+ }
+
+ public static ArrayList<String> generateCPDefineCheck(
+ SemanticsChecker semantics, CPDefineCheckConstruct construct) {
+ ArrayList<String> newCode = new ArrayList<String>();
+ // Add atomic return variable if the predicate accesses to it
+ if (construct.condition.indexOf(MACRO_ATOMIC_RETURN) != -1) {
+ addAtomicReturn(semantics, construct);
+ }
+ // Generate redundant header files
+ newCode.add(COMMENT("Automatically generated code for commit point define check: "
+ + construct.label));
+ newCode.add(COMMENT("Include redundant headers"));
+ newCode.add(INCLUDE(HEADER_STDINT));
+ newCode.add(INCLUDE(HEADER_CDSANNOTATE));
+ newCode.add("");
+ // Add annotation
+ newCode.add("if (" + construct.condition + ") {");
+ String structName = "cp_define_check", anno = "annotation_cp_define_check";
+ newCode.add(STRUCT_NEW_DECLARE_DEFINE(ANNO_CP_DEFINE_CHECK, structName));
+ String labelNum = Integer.toString(semantics.commitPointLabel2Num
+ .get(construct.label));
+ newCode.add(ASSIGN_TO_PTR(structName, "label_num", labelNum));
+ newCode.add(STRUCT_NEW_DECLARE_DEFINE(SPEC_ANNOTATION, anno));
+ newCode.add(ASSIGN_TO_PTR(anno, "type", SPEC_ANNO_TYPE_CP_DEFINE_CHECK));
+ newCode.add(ASSIGN_TO_PTR(anno, "annotation", structName));
+ newCode.add(ANNOTATE(anno));
+ newCode.add("}");
+ return newCode;
+ }
+
+ public static ArrayList<String> generateCPDefine(
+ SemanticsChecker semantics, CPDefineConstruct construct) {
+ ArrayList<String> newCode = new ArrayList<String>();
+ // Generate redundant header files
+ newCode.add(COMMENT("Automatically generated code for commit point define check: "
+ + construct.label));
+ newCode.add("");
+ // Add annotation
+ newCode.add("if (" + construct.condition + ") {");
+ String structName = "cp_define", anno = "annotation_cp_define";
+ newCode.add(STRUCT_NEW_DECLARE_DEFINE(ANNO_CP_DEFINE, structName));
+ String labelNum = Integer.toString(semantics.commitPointLabel2Num
+ .get(construct.label));
+ newCode.add(ASSIGN_TO_PTR(structName, "label_num", labelNum));
+ newCode.add(STRUCT_NEW_DECLARE_DEFINE(SPEC_ANNOTATION, anno));
+ newCode.add(ASSIGN_TO_PTR(anno, "type", SPEC_ANNO_TYPE_CP_DEFINE));
+ newCode.add(ASSIGN_TO_PTR(anno, "annotation", structName));
+ newCode.add(ANNOTATE(anno));
+ newCode.add("}");
+ return newCode;
+ }
}