X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;ds=sidebyside;f=grammer%2Fspec-compiler.jj;h=bfcd6b99825b7c67e90facd45552b29ddae044a3;hb=b1e52c7b681a0bc2704509b63a8907b3004901b3;hp=45960880b935606614470f42822555d1aea74a53;hpb=542a00635aafcb2b664e4d15be95f11df7ff0c81;p=cdsspec-compiler.git

diff --git a/grammer/spec-compiler.jj b/grammer/spec-compiler.jj
index 4596088..bfcd6b9 100644
--- a/grammer/spec-compiler.jj
+++ b/grammer/spec-compiler.jj
@@ -1,5 +1,63 @@
 /* spec-compiler.jj Grammer definition for the specification */
 
+
+/*
+	SPEC constructs:
+	Each construct should be embraced by /DOUBLE_STAR ... STAR/ annotation.
+	Within there, any line beginning with a "#" is a comment of the annotation.
+	Each constrcut should begin with @Begin and end with @End. Otherwise, the
+	annotation would be considered as normal comments of the source.
+	
+	a) Global construct
+	@Begin
+	@Global_define:
+		...
+	@Interface_cluster:
+		...
+	@Happens-before:
+		...
+	@End
+	
+	b) Interface construct
+	@Begin
+	@Interface: ...
+	@Commit_point_set:
+		IDENTIFIER | IDENTIFIER ...
+	@Condition: ... (Optional)
+	@HB_Condition: ...
+	@HB_Condition: ...
+	@ID: ... (Optional, use default ID)
+	@Check: (Optional)
+		...
+	@Action: (Optional)
+		...
+	@Post_action: (Optional)
+	@Post_check: (Optional)
+	@End
+
+	c) Potential commit construct
+	@Begin
+	@Potential_commit_point_define: ...
+	@Label: ...
+	@End
+
+	d) Commit point define construct
+	@Begin
+	@Commit_point_define_check: ...
+	@Label: ...
+	@End
+	
+		OR
+
+	@Begin
+	@Commit_point_define: ...
+	@Potential_commit_point_label: ...
+	@Label: ...
+	@End
+*/
+
+
+
 options {
 	STATIC = false;
 	JAVA_UNICODE_ESCAPE = true;
@@ -8,24 +66,46 @@ options {
 PARSER_BEGIN(SpecParser)
 package edu.uci.eecs.specCompiler.grammerParser;
 
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+
 	class SpecParser {
 		public static void main(String[] argvs)
 		throws ParseException, TokenMgrError {
-			SpecParser parser = new SpecParser(System.in);
-			parser.Start();
-			System.out.println("Parsing finished!");
+			try {
+				FileInputStream fis = new FileInputStream("./grammer/spec.txt");
+				SpecParser parser = new SpecParser(fis);
+				parser.Start();
+				System.out.println("Parsing finished!");
+			} catch (FileNotFoundException e) {
+				e.printStackTrace();
+			}
 		}
 	}
 PARSER_END(SpecParser)
 
-SKIP : {" " | "\n" | "\r" | "\r\n" | <COMMENT>}
-
-TOKEN :
+SKIP :
 {
-	<SPACE: (" " | "\t")+>
+	" "
+|
+	"\n"
+|
+	"\r"
+|
+	"\r\n"
+|
+	"\t"
 |
-	<COMMENT: <SPACE> "#" (~["\n", "\r"])* ["\n", "\r"]>
+	// "#" comment for the specification
+	<"#" (~["\n", "\r"])* (["\n", "\r"])>
 |
+	// "//" comment for the specification
+	<"//" (~["\n", "\r"])* (["\n", "\r"])>
+}
+
+TOKEN :
+{
+/*   Above are specification-only tokens   */
 	<HEAD: "/**">
 |
 	<TAIL: "*/">
@@ -34,11 +114,291 @@ TOKEN :
 |
 	<END: "@End">
 |
-	
+	<GLOBAL_DEFINE: "@Global_define:">
+|
+	<INTERFACE_CLUSTER: "@Interface_cluster:">
+|
+	<HAPPENS_BEFORE: "@Happens_before:">
+|
+	<INTERFACE: "@Interface:">
+|
+	<COMMIT_POINT_SET: "@Commit_point_set:">
+|
+	<CONDITION: "@Condition:">
+|
+	<HB_CONDITION: "@HB_condition:">
+|
+	<ID: "@ID:">
+|
+	<CHECK: "@Check:">
+|
+	<ACTION: "@Action:">
+|
+	<POST_ACTION: "@Post_action:">
+|
+	<POST_CHECK: "@Post_check:">
+|
+	<POTENTIAL_COMMIT_POINT_DEFINE: "@Potential_commit_point_define:">
+|
+	<LABEL: "@Label:">
+|
+	<COMMIT_POINT_DEFINE_CHECK: "@Commit_point_define_check:">
+|
+	<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> | "_")*>
+|
+	<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: ">">
+|
+	<QUESTION_MARK: "?">
+|
+	<COLON: ":">
+|
+	<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() :
 {}
 {
-	<HEAD> <BEGIN> <END> <TAIL> <EOF>
+	(
+	LOOKAHEAD(3) Global_construct() |
+	LOOKAHEAD(3) Interface() |
+	LOOKAHEAD(3) Potential_commit_point_define() |
+	LOOKAHEAD(3) Commit_point_define() |
+	LOOKAHEAD(3) Commit_point_define_check()
+	)
+	<EOF>
+}
+
+void Global_construct() :
+{
+}
+{
+	<HEAD>
+		<BEGIN> 
+			Global_define() (Interface_clusters())? (Happens_before())?
+		<END>
+	<TAIL>
+}
+
+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 = <QUESTION_MARK> | t = <COLON> |
+	t = <SEMI_COLON> | t = <STRING_LITERAL> | t = <CHARACTER_LITERAL> |
+	t = <INTEGER_LITERAL> | t = <FLOATING_POINT_LITERAL>
+	)
+	{
+		text.append(t.image);
+		text.append("\n");
+	}
+	)+
+	{
+		System.out.println(text);
+		return text.toString();
+	}
+}
+
+void Global_define() :
+{}
+{
+	<GLOBAL_DEFINE> C_CPP_CODE()
+}
+
+void Conditional_interface() :
+{}
+{
+	<IDENTIFIER> (<OPEN_BRACKET> <IDENTIFIER> <CLOSE_BRACKET>)*
+}
+
+void Interface_cluster() :
+{}
+{
+	<IDENTIFIER> <EQUALS> <OPEN_PAREN>
+		Conditional_interface() (<COMMA> Conditional_interface())*
+	<CLOSE_PAREN>
+}
+
+void Interface_clusters() :
+{}
+{
+	<INTERFACE_CLUSTER> (Interface_cluster())+
+}
+
+void Happens_before() :
+{}
+{
+	<HAPPENS_BEFORE> (Conditional_interface() <HB_SYMBOL> Conditional_interface())+
+}
+
+void Interface() :
+{}
+{
+	<HEAD> 
+		<BEGIN>
+			<INTERFACE> <IDENTIFIER>
+			<COMMIT_POINT_SET> <IDENTIFIER> (<OR> <IDENTIFIER>)*
+			(<CONDITION> C_CPP_CODE())?
+			(<HB_CONDITION> 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>
+}
+
+void Potential_commit_point_define() :
+{}
+{
+	<HEAD> 
+		<BEGIN>
+			<POTENTIAL_COMMIT_POINT_DEFINE> C_CPP_CODE()
+			<LABEL> <IDENTIFIER>
+		<END>
+	<TAIL>
+}
+
+
+void Commit_point_define() :
+{}
+{
+	<HEAD> 
+		<BEGIN>
+			<COMMIT_POINT_DEFINE> C_CPP_CODE()
+			<POTENTIAL_COMMIT_POINT_LABEL> <IDENTIFIER>
+			<LABEL> <IDENTIFIER>
+		<END>
+	<TAIL>
+}
+
+
+void Commit_point_define_check() :
+{}
+{
+	<HEAD> 
+		<BEGIN> 
+			<COMMIT_POINT_DEFINE_CHECK> C_CPP_CODE()
+			<LABEL> <IDENTIFIER>
+		<END>
+	<TAIL>
 }