@Begin
@Interface: ...
@Commit_point_set:
- ...
+ IDENTIFIER | IDENTIFIER ...
@Condition: ... (Optional)
+ @HB_Condition:
+ IDENTIFIER :: <C_CPP_Condition>
+ @HB_Condition: ...
@ID: ... (Optional, use default ID)
@Check: (Optional)
...
import java.io.FileInputStream;
import java.io.FileNotFoundException;
- class SpecParser {
+import edu.uci.eecs.specCompiler.specExtraction.Construct;
+import edu.uci.eecs.specCompiler.specExtraction.GlobalConstruct;
+import edu.uci.eecs.specCompiler.specExtraction.InterfaceConstruct;
+import edu.uci.eecs.specCompiler.specExtraction.PotentialCPDefineConstruct;
+import edu.uci.eecs.specCompiler.specExtraction.CPDefineConstruct;
+import edu.uci.eecs.specCompiler.specExtraction.CPDefineCheckConstruct;
+import edu.uci.eecs.specCompiler.specExtraction.ConditionalInterface;
+
+ public class SpecParser {
public static void main(String[] argvs)
throws ParseException, TokenMgrError {
try {
"\r\n"
|
"\t"
- /*
|
// "#" comment for the specification
<"#" (~["\n", "\r"])* (["\n", "\r"])>
|
// "//" comment for the specification
<"//" (~["\n", "\r"])* (["\n", "\r"])>
- */
}
TOKEN :
{
+/* Above are specification-only tokens */
<HEAD: "/**">
|
<TAIL: "*/">
|
<CONDITION: "@Condition:">
|
- <HB_CONDITIONS: "@HB_condition:">
+ <HB_CONDITION: "@HB_condition:">
|
<ID: "@ID:">
|
<COMMIT_POINT_DEFINE: "@Commit_point_define:">
|
<POTENTIAL_COMMIT_POINT_LABEL: "@Potential_commit_point_label:">
+
+
+/* Specification & C/C++ shared tokens */
|
<#DIGIT: ["0"-"9"]>
|
<#LETTER: ["a"-"z", "A"-"Z"]>
|
- <IDENTIFIER: <LETTER> (<LETTER> | <DIGIT> | "_")>
+ <IDENTIFIER: (<LETTER> | "_") (<LETTER> | <DIGIT> | "_")*>
+|
+ <EQUALS: "=">
+|
+ <OPEN_PAREN: "{">
+|
+ <CLOSE_PAREN: "}">
+|
+ <OPEN_BRACKET: "(">
+|
+ <CLOSE_BRACKET: ")">
+|
+ <HB_SYMBOL: "->">
+|
+ <COMMA: ",">
+
+|
+/* C/C++ only token*/
+ <DOT: ".">
+|
+ <STAR: "*">
+|
+ <NEGATE: "~">
+|
+ <AND: "&">
+|
+ <OR: "|">
+|
+ <MOD: "%">
+|
+ <PLUS: "+">
+|
+ <PLUSPLUS: "++">
+|
+ <MINUS: "-">
+|
+ <MINUSMINUS: "--">
+|
+ <DIVIDE: "/">
+|
+ <BACKSLASH: "\\">
+|
+ <LESS_THAN: "<">
+|
+ <GREATER_THAN: ">">
+|
+ <GREATER_EQUALS: ">=">
+|
+ <LESS_EQUALS: "<=">
+|
+ <LOGICAL_EQUALS: "==">
+|
+ <NOT_EQUALS: "!=">
+|
+ <LOGICAL_AND: "&&">
+|
+ <LOGICAL_OR: "||">
+|
+ <XOR: "^">
+|
+ <QUESTION_MARK: "?">
+|
+ <COLON: ":">
+|
+ <DOUBLECOLON: "::">
+|
+ <SEMI_COLON: ";">
+|
+ <STRING_LITERAL:
+ "\""
+ ((~["\"","\\","\n","\r"])
+ | ("\\"
+ ( ["n","t","b","r","f","\\","'","\""]
+ | ["0"-"7"] ( ["0"-"7"] )?
+ | ["0"-"3"] ["0"-"7"]
+ ["0"-"7"]
+ )
+ )
+ )*
+ "\"">
+|
+ <CHARACTER_LITERAL:
+ "'"
+ ((~["'","\\","\n","\r"])
+ | ("\\"
+ (["n","t","b","r","f","\\","'","\""]
+ | ["0"-"7"] ( ["0"-"7"] )?
+ | ["0"-"3"] ["0"-"7"]
+ ["0"-"7"]
+ )
+ )
+ )
+ "'">
+|
+ < INTEGER_LITERAL:
+ <DECIMAL_LITERAL> (["l","L"])?
+ | <HEX_LITERAL> (["l","L"])?
+ | <OCTAL_LITERAL> (["l","L"])?>
+|
+ < #DECIMAL_LITERAL: ["1"-"9"] (["0"-"9"])* >
+|
+ < #HEX_LITERAL: "0" ["x","X"] (["0"-"9","a"-"f","A"-"F"])+ >
+|
+ < #OCTAL_LITERAL: "0" (["0"-"7"])* >
+|
+ < FLOATING_POINT_LITERAL:
+ <DECIMAL_FLOATING_POINT_LITERAL>
+ | <HEXADECIMAL_FLOATING_POINT_LITERAL> >
+|
+ < #DECIMAL_FLOATING_POINT_LITERAL:
+ (["0"-"9"])+ "." (["0"-"9"])* (<DECIMAL_EXPONENT>)? (["f","F","d","D"])?
+ | "." (["0"-"9"])+ (<DECIMAL_EXPONENT>)? (["f","F","d","D"])?
+ | (["0"-"9"])+ <DECIMAL_EXPONENT> (["f","F","d","D"])?
+ | (["0"-"9"])+ (<DECIMAL_EXPONENT>)? ["f","F","d","D"]>
+|
+ < #DECIMAL_EXPONENT: ["e","E"] (["+","-"])? (["0"-"9"])+ >
+|
+ < #HEXADECIMAL_FLOATING_POINT_LITERAL:
+ "0" ["x", "X"] (["0"-"9","a"-"f","A"-"F"])+ (".")? <HEXADECIMAL_EXPONENT> (["f","F","d","D"])?
+ | "0" ["x", "X"] (["0"-"9","a"-"f","A"-"F"])* "." (["0"-"9","a"-"f","A"-"F"])+ <HEXADECIMAL_EXPONENT> (["f","F","d","D"])?>
+|
+ < #HEXADECIMAL_EXPONENT: ["p","P"] (["+","-"])? (["0"-"9"])+ >
}
-void Start() :
-{}
+Construct Start() :
+{
+ Construct res;
+}
{
- //Global_construct() <EOF>
+ (
+ LOOKAHEAD(3) res = Global_construct() |
+ LOOKAHEAD(3) res = Interface() |
+ LOOKAHEAD(3) res = Potential_commit_point_define() |
+ LOOKAHEAD(3) res = Commit_point_define() |
+ LOOKAHEAD(3) res = Commit_point_define_check()
+ )
<EOF>
- //<IDENTIFIER> <EOF>
+ { return res; }
}
-void Global_construct() :
-{}
+GlobalConstruct Global_construct() :
+{
+ GlobalConstruct res;
+ String code;
+}
{
+ { res = null; }
<HEAD>
<BEGIN>
- //Global_define() (Interface_cluster())? (Happens_before())?
+ (code = Global_define())
+ { res = new GlobalConstruct(code); }
+ (Interface_clusters(res))?
+ (Happens_before(res))?
<END>
<TAIL>
+ {
+ res.unfoldInterfaceCluster();
+ System.out.println(res);
+ return res;
+ }
}
-void C_CPP_CODE() :
-{String code;}
+String C_CPP_CODE() :
+{
+ StringBuilder text;
+ Token t;
+}
{
- <(~["@"])+>
+ {
+ text = new StringBuilder();
+ t = new Token();
+ }
+ ((
+ t = <IDENTIFIER> | t = <EQUALS> | t = <OPEN_PAREN> | t = <CLOSE_PAREN> |
+ t = <OPEN_BRACKET> | t = <CLOSE_BRACKET> | t = <HB_SYMBOL> | t = <COMMA> |
+ t = <DOT> | t = <STAR> | t = <NEGATE> | t = <AND> | t = <OR> | t = <MOD> | t = <PLUS> |
+ t = <PLUSPLUS> | t = <MINUS> | t = <MINUSMINUS> | t = <DIVIDE> | t = <BACKSLASH> |
+ t = <LESS_THAN> | t = <GREATER_THAN> | t = <GREATER_EQUALS> | t = <LESS_EQUALS> |
+ t = <LOGICAL_EQUALS> | t = <NOT_EQUALS> | t = <LOGICAL_AND> | t = <LOGICAL_OR> | t = <XOR>
+ t = <QUESTION_MARK> | t = <COLON> | t = <DOUBLECOLON> |
+ t = <SEMI_COLON> | t = <STRING_LITERAL> | t = <CHARACTER_LITERAL> |
+ t = <INTEGER_LITERAL> | t = <FLOATING_POINT_LITERAL>
+ )
+ {
+ text.append(t.image);
+ if (t.image.equals(";") || t.image.equals("\\")
+ || t.image.equals("{") || t.image.equals("}"))
+ text.append("\n");
+ else
+ text.append(" ");
+ }
+ )+
+ {
+ //System.out.println(text);
+ return text.toString();
+ }
}
-void Global_define() :
-{}
+String Global_define() :
+{
+ String code;
+}
{
- <GLOBAL_DEFINE> C_CPP_CODE()
+ <GLOBAL_DEFINE> (code = C_CPP_CODE())
+ {
+ return code;
+ }
}
-void Conditional_interface() :
-{}
+ConditionalInterface Conditional_interface() :
{
- <IDENTIFIER> (<"(" <IDENTIFIER> ")"> | "")
+ String interfaceName, hbConditionLabel;
+}
+{
+ {
+ hbConditionLabel = "";
+ }
+ interfaceName = <IDENTIFIER>.image (<OPEN_BRACKET> hbConditionLabel =
+ <IDENTIFIER>.image <CLOSE_BRACKET>)?
+ {
+ return new ConditionalInterface(interfaceName, hbConditionLabel);
+ }
}
-void Interface_cluster() :
-{}
+void Interface_cluster(GlobalConstruct inst) :
{
- <IDENTIFIER> "=" "{" Conditional_interface() (",," Conditional_interface())* "}"
+ String clusterName;
+ ConditionalInterface condInterface;
+}
+{
+ (clusterName= <IDENTIFIER>.image)
+ <EQUALS> <OPEN_PAREN>
+ (condInterface = Conditional_interface()
+ { inst.addInterface2Cluster(clusterName, condInterface); }
+ )
+ (<COMMA> condInterface = Conditional_interface()
+ { inst.addInterface2Cluster(clusterName, condInterface); }
+ )*
+ <CLOSE_PAREN>
}
-void Interface_clusters() :
+void Interface_clusters(GlobalConstruct inst) :
{}
{
- <INTERFACE_CLUSTER> (Interface_cluster())+
+ <INTERFACE_CLUSTER> (Interface_cluster(inst))+
}
-void Happens_before() :
-{}
+void Happens_before(GlobalConstruct inst) :
+{
+ ConditionalInterface left, right;
+}
{
- <HAPPENS_BEFORE> (Conditional_interface() "->" Conditional_interface())+
+ <HAPPENS_BEFORE>
+ (
+ left = Conditional_interface() <HB_SYMBOL> right = Conditional_interface()
+ { inst.addHBCondition(left, right); }
+ )+
}
-void Interface() :
-{}
+InterfaceConstruct Interface() :
+{
+ InterfaceConstruct res;
+}
{
+ { res = null; }
+ <HEAD>
+ <BEGIN>
+ <INTERFACE> <IDENTIFIER>
+ <COMMIT_POINT_SET> <IDENTIFIER> (<OR> <IDENTIFIER>)*
+ (<CONDITION> C_CPP_CODE())?
+ (<HB_CONDITION> <IDENTIFIER> C_CPP_CODE())*
+ (<ID> C_CPP_CODE())?
+ (<CHECK> C_CPP_CODE())?
+ (<ACTION> C_CPP_CODE())?
+ (<POST_ACTION> C_CPP_CODE())?
+ (<POST_CHECK> C_CPP_CODE())?
+ <END>
<TAIL>
+ { return res; }
}
-void Potential_commit_point_define() :
-{}
+PotentialCPDefineConstruct Potential_commit_point_define() :
+{
+ PotentialCPDefineConstruct res;
+}
{
+
+ { res = null; }
<HEAD>
- <BEGIN>
+ <BEGIN>
+ <POTENTIAL_COMMIT_POINT_DEFINE> C_CPP_CODE()
+ <LABEL> <IDENTIFIER>
<END>
<TAIL>
+ { return res; }
}
-void Commit_point_define() :
-{}
+CPDefineConstruct Commit_point_define() :
{
+ CPDefineConstruct res;
+}
+{
+
+ { res = null; }
<HEAD>
- <BEGIN>
+ <BEGIN>
+ <COMMIT_POINT_DEFINE> C_CPP_CODE()
+ <POTENTIAL_COMMIT_POINT_LABEL> <IDENTIFIER>
+ <LABEL> <IDENTIFIER>
<END>
<TAIL>
+ { return res; }
}
-void Commit_point_define_check() :
-{}
+CPDefineCheckConstruct Commit_point_define_check() :
{
+ CPDefineCheckConstruct res;
+}
+{
+
+ { res = null; }
<HEAD>
<BEGIN>
+ <COMMIT_POINT_DEFINE_CHECK> C_CPP_CODE()
+ <LABEL> <IDENTIFIER>
<END>
<TAIL>
+ { return res; }
}
projects / cdsspec-compiler.git / blobdiff