538 lines
19 KiB
JavaScript
Executable File
538 lines
19 KiB
JavaScript
Executable File
// CodeMirror, copyright (c) by Marijn Haverbeke and others
|
|
// Distributed under an MIT license: http://codemirror.net/LICENSE
|
|
|
|
(function(mod) {
|
|
if (typeof exports == "object" && typeof module == "object") // CommonJS
|
|
mod(require("../../lib/codemirror"));
|
|
else if (typeof define == "function" && define.amd) // AMD
|
|
define(["../../lib/codemirror"], mod);
|
|
else // Plain browser env
|
|
mod(CodeMirror);
|
|
})(function(CodeMirror) {
|
|
"use strict";
|
|
|
|
CodeMirror.defineMode("verilog", function(config, parserConfig) {
|
|
|
|
var indentUnit = config.indentUnit,
|
|
statementIndentUnit = parserConfig.statementIndentUnit || indentUnit,
|
|
dontAlignCalls = parserConfig.dontAlignCalls,
|
|
noIndentKeywords = parserConfig.noIndentKeywords || [],
|
|
multiLineStrings = parserConfig.multiLineStrings,
|
|
hooks = parserConfig.hooks || {};
|
|
|
|
function words(str) {
|
|
var obj = {}, words = str.split(" ");
|
|
for (var i = 0; i < words.length; ++i) obj[words[i]] = true;
|
|
return obj;
|
|
}
|
|
|
|
/**
|
|
* Keywords from IEEE 1800-2012
|
|
*/
|
|
var keywords = words(
|
|
"accept_on alias always always_comb always_ff always_latch and assert assign assume automatic before begin bind " +
|
|
"bins binsof bit break buf bufif0 bufif1 byte case casex casez cell chandle checker class clocking cmos config " +
|
|
"const constraint context continue cover covergroup coverpoint cross deassign default defparam design disable " +
|
|
"dist do edge else end endcase endchecker endclass endclocking endconfig endfunction endgenerate endgroup " +
|
|
"endinterface endmodule endpackage endprimitive endprogram endproperty endspecify endsequence endtable endtask " +
|
|
"enum event eventually expect export extends extern final first_match for force foreach forever fork forkjoin " +
|
|
"function generate genvar global highz0 highz1 if iff ifnone ignore_bins illegal_bins implements implies import " +
|
|
"incdir include initial inout input inside instance int integer interconnect interface intersect join join_any " +
|
|
"join_none large let liblist library local localparam logic longint macromodule matches medium modport module " +
|
|
"nand negedge nettype new nexttime nmos nor noshowcancelled not notif0 notif1 null or output package packed " +
|
|
"parameter pmos posedge primitive priority program property protected pull0 pull1 pulldown pullup " +
|
|
"pulsestyle_ondetect pulsestyle_onevent pure rand randc randcase randsequence rcmos real realtime ref reg " +
|
|
"reject_on release repeat restrict return rnmos rpmos rtran rtranif0 rtranif1 s_always s_eventually s_nexttime " +
|
|
"s_until s_until_with scalared sequence shortint shortreal showcancelled signed small soft solve specify " +
|
|
"specparam static string strong strong0 strong1 struct super supply0 supply1 sync_accept_on sync_reject_on " +
|
|
"table tagged task this throughout time timeprecision timeunit tran tranif0 tranif1 tri tri0 tri1 triand trior " +
|
|
"trireg type typedef union unique unique0 unsigned until until_with untyped use uwire var vectored virtual void " +
|
|
"wait wait_order wand weak weak0 weak1 while wildcard wire with within wor xnor xor");
|
|
|
|
/** Operators from IEEE 1800-2012
|
|
unary_operator ::=
|
|
+ | - | ! | ~ | & | ~& | | | ~| | ^ | ~^ | ^~
|
|
binary_operator ::=
|
|
+ | - | * | / | % | == | != | === | !== | ==? | !=? | && | || | **
|
|
| < | <= | > | >= | & | | | ^ | ^~ | ~^ | >> | << | >>> | <<<
|
|
| -> | <->
|
|
inc_or_dec_operator ::= ++ | --
|
|
unary_module_path_operator ::=
|
|
! | ~ | & | ~& | | | ~| | ^ | ~^ | ^~
|
|
binary_module_path_operator ::=
|
|
== | != | && | || | & | | | ^ | ^~ | ~^
|
|
*/
|
|
var isOperatorChar = /[\+\-\*\/!~&|^%=?:]/;
|
|
var isBracketChar = /[\[\]{}()]/;
|
|
|
|
var unsignedNumber = /\d[0-9_]*/;
|
|
var decimalLiteral = /\d*\s*'s?d\s*\d[0-9_]*/i;
|
|
var binaryLiteral = /\d*\s*'s?b\s*[xz01][xz01_]*/i;
|
|
var octLiteral = /\d*\s*'s?o\s*[xz0-7][xz0-7_]*/i;
|
|
var hexLiteral = /\d*\s*'s?h\s*[0-9a-fxz?][0-9a-fxz?_]*/i;
|
|
var realLiteral = /(\d[\d_]*(\.\d[\d_]*)?E-?[\d_]+)|(\d[\d_]*\.\d[\d_]*)/i;
|
|
|
|
var closingBracketOrWord = /^((\w+)|[)}\]])/;
|
|
var closingBracket = /[)}\]]/;
|
|
|
|
var curPunc;
|
|
var curKeyword;
|
|
|
|
// Block openings which are closed by a matching keyword in the form of ("end" + keyword)
|
|
// E.g. "task" => "endtask"
|
|
var blockKeywords = words(
|
|
"case checker class clocking config function generate interface module package" +
|
|
"primitive program property specify sequence table task"
|
|
);
|
|
|
|
// Opening/closing pairs
|
|
var openClose = {};
|
|
for (var keyword in blockKeywords) {
|
|
openClose[keyword] = "end" + keyword;
|
|
}
|
|
openClose["begin"] = "end";
|
|
openClose["casex"] = "endcase";
|
|
openClose["casez"] = "endcase";
|
|
openClose["do" ] = "while";
|
|
openClose["fork" ] = "join;join_any;join_none";
|
|
openClose["covergroup"] = "endgroup";
|
|
|
|
for (var i in noIndentKeywords) {
|
|
var keyword = noIndentKeywords[i];
|
|
if (openClose[keyword]) {
|
|
openClose[keyword] = undefined;
|
|
}
|
|
}
|
|
|
|
// Keywords which open statements that are ended with a semi-colon
|
|
var statementKeywords = words("always always_comb always_ff always_latch assert assign assume else export for foreach forever if import initial repeat while");
|
|
|
|
function tokenBase(stream, state) {
|
|
var ch = stream.peek(), style;
|
|
if (hooks[ch] && (style = hooks[ch](stream, state)) != false) return style;
|
|
if (hooks.tokenBase && (style = hooks.tokenBase(stream, state)) != false)
|
|
return style;
|
|
|
|
if (/[,;:\.]/.test(ch)) {
|
|
curPunc = stream.next();
|
|
return null;
|
|
}
|
|
if (isBracketChar.test(ch)) {
|
|
curPunc = stream.next();
|
|
return "bracket";
|
|
}
|
|
// Macros (tick-defines)
|
|
if (ch == '`') {
|
|
stream.next();
|
|
if (stream.eatWhile(/[\w\$_]/)) {
|
|
return "def";
|
|
} else {
|
|
return null;
|
|
}
|
|
}
|
|
// System calls
|
|
if (ch == '$') {
|
|
stream.next();
|
|
if (stream.eatWhile(/[\w\$_]/)) {
|
|
return "meta";
|
|
} else {
|
|
return null;
|
|
}
|
|
}
|
|
// Time literals
|
|
if (ch == '#') {
|
|
stream.next();
|
|
stream.eatWhile(/[\d_.]/);
|
|
return "def";
|
|
}
|
|
// Strings
|
|
if (ch == '"') {
|
|
stream.next();
|
|
state.tokenize = tokenString(ch);
|
|
return state.tokenize(stream, state);
|
|
}
|
|
// Comments
|
|
if (ch == "/") {
|
|
stream.next();
|
|
if (stream.eat("*")) {
|
|
state.tokenize = tokenComment;
|
|
return tokenComment(stream, state);
|
|
}
|
|
if (stream.eat("/")) {
|
|
stream.skipToEnd();
|
|
return "comment";
|
|
}
|
|
stream.backUp(1);
|
|
}
|
|
|
|
// Numeric literals
|
|
if (stream.match(realLiteral) ||
|
|
stream.match(decimalLiteral) ||
|
|
stream.match(binaryLiteral) ||
|
|
stream.match(octLiteral) ||
|
|
stream.match(hexLiteral) ||
|
|
stream.match(unsignedNumber) ||
|
|
stream.match(realLiteral)) {
|
|
return "number";
|
|
}
|
|
|
|
// Operators
|
|
if (stream.eatWhile(isOperatorChar)) {
|
|
return "meta";
|
|
}
|
|
|
|
// Keywords / plain variables
|
|
if (stream.eatWhile(/[\w\$_]/)) {
|
|
var cur = stream.current();
|
|
if (keywords[cur]) {
|
|
if (openClose[cur]) {
|
|
curPunc = "newblock";
|
|
}
|
|
if (statementKeywords[cur]) {
|
|
curPunc = "newstatement";
|
|
}
|
|
curKeyword = cur;
|
|
return "keyword";
|
|
}
|
|
return "variable";
|
|
}
|
|
|
|
stream.next();
|
|
return null;
|
|
}
|
|
|
|
function tokenString(quote) {
|
|
return function(stream, state) {
|
|
var escaped = false, next, end = false;
|
|
while ((next = stream.next()) != null) {
|
|
if (next == quote && !escaped) {end = true; break;}
|
|
escaped = !escaped && next == "\\";
|
|
}
|
|
if (end || !(escaped || multiLineStrings))
|
|
state.tokenize = tokenBase;
|
|
return "string";
|
|
};
|
|
}
|
|
|
|
function tokenComment(stream, state) {
|
|
var maybeEnd = false, ch;
|
|
while (ch = stream.next()) {
|
|
if (ch == "/" && maybeEnd) {
|
|
state.tokenize = tokenBase;
|
|
break;
|
|
}
|
|
maybeEnd = (ch == "*");
|
|
}
|
|
return "comment";
|
|
}
|
|
|
|
function Context(indented, column, type, align, prev) {
|
|
this.indented = indented;
|
|
this.column = column;
|
|
this.type = type;
|
|
this.align = align;
|
|
this.prev = prev;
|
|
}
|
|
function pushContext(state, col, type) {
|
|
var indent = state.indented;
|
|
var c = new Context(indent, col, type, null, state.context);
|
|
return state.context = c;
|
|
}
|
|
function popContext(state) {
|
|
var t = state.context.type;
|
|
if (t == ")" || t == "]" || t == "}") {
|
|
state.indented = state.context.indented;
|
|
}
|
|
return state.context = state.context.prev;
|
|
}
|
|
|
|
function isClosing(text, contextClosing) {
|
|
if (text == contextClosing) {
|
|
return true;
|
|
} else {
|
|
// contextClosing may be mulitple keywords separated by ;
|
|
var closingKeywords = contextClosing.split(";");
|
|
for (var i in closingKeywords) {
|
|
if (text == closingKeywords[i]) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
}
|
|
|
|
function buildElectricInputRegEx() {
|
|
// Reindentation should occur on any bracket char: {}()[]
|
|
// or on a match of any of the block closing keywords, at
|
|
// the end of a line
|
|
var allClosings = [];
|
|
for (var i in openClose) {
|
|
if (openClose[i]) {
|
|
var closings = openClose[i].split(";");
|
|
for (var j in closings) {
|
|
allClosings.push(closings[j]);
|
|
}
|
|
}
|
|
}
|
|
var re = new RegExp("[{}()\\[\\]]|(" + allClosings.join("|") + ")$");
|
|
return re;
|
|
}
|
|
|
|
// Interface
|
|
return {
|
|
|
|
// Regex to force current line to reindent
|
|
electricInput: buildElectricInputRegEx(),
|
|
|
|
startState: function(basecolumn) {
|
|
var state = {
|
|
tokenize: null,
|
|
context: new Context((basecolumn || 0) - indentUnit, 0, "top", false),
|
|
indented: 0,
|
|
startOfLine: true
|
|
};
|
|
if (hooks.startState) hooks.startState(state);
|
|
return state;
|
|
},
|
|
|
|
token: function(stream, state) {
|
|
var ctx = state.context;
|
|
if (stream.sol()) {
|
|
if (ctx.align == null) ctx.align = false;
|
|
state.indented = stream.indentation();
|
|
state.startOfLine = true;
|
|
}
|
|
if (hooks.token) hooks.token(stream, state);
|
|
if (stream.eatSpace()) return null;
|
|
curPunc = null;
|
|
curKeyword = null;
|
|
var style = (state.tokenize || tokenBase)(stream, state);
|
|
if (style == "comment" || style == "meta" || style == "variable") return style;
|
|
if (ctx.align == null) ctx.align = true;
|
|
|
|
if (curPunc == ctx.type) {
|
|
popContext(state);
|
|
} else if ((curPunc == ";" && ctx.type == "statement") ||
|
|
(ctx.type && isClosing(curKeyword, ctx.type))) {
|
|
ctx = popContext(state);
|
|
while (ctx && ctx.type == "statement") ctx = popContext(state);
|
|
} else if (curPunc == "{") {
|
|
pushContext(state, stream.column(), "}");
|
|
} else if (curPunc == "[") {
|
|
pushContext(state, stream.column(), "]");
|
|
} else if (curPunc == "(") {
|
|
pushContext(state, stream.column(), ")");
|
|
} else if (ctx && ctx.type == "endcase" && curPunc == ":") {
|
|
pushContext(state, stream.column(), "statement");
|
|
} else if (curPunc == "newstatement") {
|
|
pushContext(state, stream.column(), "statement");
|
|
} else if (curPunc == "newblock") {
|
|
if (curKeyword == "function" && ctx && (ctx.type == "statement" || ctx.type == "endgroup")) {
|
|
// The 'function' keyword can appear in some other contexts where it actually does not
|
|
// indicate a function (import/export DPI and covergroup definitions).
|
|
// Do nothing in this case
|
|
} else if (curKeyword == "task" && ctx && ctx.type == "statement") {
|
|
// Same thing for task
|
|
} else {
|
|
var close = openClose[curKeyword];
|
|
pushContext(state, stream.column(), close);
|
|
}
|
|
}
|
|
|
|
state.startOfLine = false;
|
|
return style;
|
|
},
|
|
|
|
indent: function(state, textAfter) {
|
|
if (state.tokenize != tokenBase && state.tokenize != null) return CodeMirror.Pass;
|
|
if (hooks.indent) {
|
|
var fromHook = hooks.indent(state);
|
|
if (fromHook >= 0) return fromHook;
|
|
}
|
|
var ctx = state.context, firstChar = textAfter && textAfter.charAt(0);
|
|
if (ctx.type == "statement" && firstChar == "}") ctx = ctx.prev;
|
|
var closing = false;
|
|
var possibleClosing = textAfter.match(closingBracketOrWord);
|
|
if (possibleClosing)
|
|
closing = isClosing(possibleClosing[0], ctx.type);
|
|
if (ctx.type == "statement") return ctx.indented + (firstChar == "{" ? 0 : statementIndentUnit);
|
|
else if (closingBracket.test(ctx.type) && ctx.align && !dontAlignCalls) return ctx.column + (closing ? 0 : 1);
|
|
else if (ctx.type == ")" && !closing) return ctx.indented + statementIndentUnit;
|
|
else return ctx.indented + (closing ? 0 : indentUnit);
|
|
},
|
|
|
|
blockCommentStart: "/*",
|
|
blockCommentEnd: "*/",
|
|
lineComment: "//"
|
|
};
|
|
});
|
|
|
|
CodeMirror.defineMIME("text/x-verilog", {
|
|
name: "verilog"
|
|
});
|
|
|
|
CodeMirror.defineMIME("text/x-systemverilog", {
|
|
name: "verilog"
|
|
});
|
|
|
|
// TLVVerilog mode
|
|
|
|
var tlvchScopePrefixes = {
|
|
">": "property", "->": "property", "-": "hr", "|": "link", "?$": "qualifier", "?*": "qualifier",
|
|
"@-": "variable-3", "@": "variable-3", "?": "qualifier"
|
|
};
|
|
|
|
function tlvGenIndent(stream, state) {
|
|
var tlvindentUnit = 2;
|
|
var rtnIndent = -1, indentUnitRq = 0, curIndent = stream.indentation();
|
|
switch (state.tlvCurCtlFlowChar) {
|
|
case "\\":
|
|
curIndent = 0;
|
|
break;
|
|
case "|":
|
|
if (state.tlvPrevPrevCtlFlowChar == "@") {
|
|
indentUnitRq = -2; //-2 new pipe rq after cur pipe
|
|
break;
|
|
}
|
|
if (tlvchScopePrefixes[state.tlvPrevCtlFlowChar])
|
|
indentUnitRq = 1; // +1 new scope
|
|
break;
|
|
case "M": // m4
|
|
if (state.tlvPrevPrevCtlFlowChar == "@") {
|
|
indentUnitRq = -2; //-2 new inst rq after pipe
|
|
break;
|
|
}
|
|
if (tlvchScopePrefixes[state.tlvPrevCtlFlowChar])
|
|
indentUnitRq = 1; // +1 new scope
|
|
break;
|
|
case "@":
|
|
if (state.tlvPrevCtlFlowChar == "S")
|
|
indentUnitRq = -1; // new pipe stage after stmts
|
|
if (state.tlvPrevCtlFlowChar == "|")
|
|
indentUnitRq = 1; // 1st pipe stage
|
|
break;
|
|
case "S":
|
|
if (state.tlvPrevCtlFlowChar == "@")
|
|
indentUnitRq = 1; // flow in pipe stage
|
|
if (tlvchScopePrefixes[state.tlvPrevCtlFlowChar])
|
|
indentUnitRq = 1; // +1 new scope
|
|
break;
|
|
}
|
|
var statementIndentUnit = tlvindentUnit;
|
|
rtnIndent = curIndent + (indentUnitRq*statementIndentUnit);
|
|
return rtnIndent >= 0 ? rtnIndent : curIndent;
|
|
}
|
|
|
|
CodeMirror.defineMIME("text/x-tlv", {
|
|
name: "verilog",
|
|
hooks: {
|
|
"\\": function(stream, state) {
|
|
var vxIndent = 0, style = false;
|
|
var curPunc = stream.string;
|
|
if ((stream.sol()) && ((/\\SV/.test(stream.string)) || (/\\TLV/.test(stream.string)))) {
|
|
curPunc = (/\\TLV_version/.test(stream.string))
|
|
? "\\TLV_version" : stream.string;
|
|
stream.skipToEnd();
|
|
if (curPunc == "\\SV" && state.vxCodeActive) {state.vxCodeActive = false;};
|
|
if ((/\\TLV/.test(curPunc) && !state.vxCodeActive)
|
|
|| (curPunc=="\\TLV_version" && state.vxCodeActive)) {state.vxCodeActive = true;};
|
|
style = "keyword";
|
|
state.tlvCurCtlFlowChar = state.tlvPrevPrevCtlFlowChar
|
|
= state.tlvPrevCtlFlowChar = "";
|
|
if (state.vxCodeActive == true) {
|
|
state.tlvCurCtlFlowChar = "\\";
|
|
vxIndent = tlvGenIndent(stream, state);
|
|
}
|
|
state.vxIndentRq = vxIndent;
|
|
}
|
|
return style;
|
|
},
|
|
tokenBase: function(stream, state) {
|
|
var vxIndent = 0, style = false;
|
|
var tlvisOperatorChar = /[\[\]=:]/;
|
|
var tlvkpScopePrefixs = {
|
|
"**":"variable-2", "*":"variable-2", "$$":"variable", "$":"variable",
|
|
"^^":"attribute", "^":"attribute"};
|
|
var ch = stream.peek();
|
|
var vxCurCtlFlowCharValueAtStart = state.tlvCurCtlFlowChar;
|
|
if (state.vxCodeActive == true) {
|
|
if (/[\[\]{}\(\);\:]/.test(ch)) {
|
|
// bypass nesting and 1 char punc
|
|
style = "meta";
|
|
stream.next();
|
|
} else if (ch == "/") {
|
|
stream.next();
|
|
if (stream.eat("/")) {
|
|
stream.skipToEnd();
|
|
style = "comment";
|
|
state.tlvCurCtlFlowChar = "S";
|
|
} else {
|
|
stream.backUp(1);
|
|
}
|
|
} else if (ch == "@") {
|
|
// pipeline stage
|
|
style = tlvchScopePrefixes[ch];
|
|
state.tlvCurCtlFlowChar = "@";
|
|
stream.next();
|
|
stream.eatWhile(/[\w\$_]/);
|
|
} else if (stream.match(/\b[mM]4+/, true)) { // match: function(pattern, consume, caseInsensitive)
|
|
// m4 pre proc
|
|
stream.skipTo("(");
|
|
style = "def";
|
|
state.tlvCurCtlFlowChar = "M";
|
|
} else if (ch == "!" && stream.sol()) {
|
|
// v stmt in tlv region
|
|
// state.tlvCurCtlFlowChar = "S";
|
|
style = "comment";
|
|
stream.next();
|
|
} else if (tlvisOperatorChar.test(ch)) {
|
|
// operators
|
|
stream.eatWhile(tlvisOperatorChar);
|
|
style = "operator";
|
|
} else if (ch == "#") {
|
|
// phy hier
|
|
state.tlvCurCtlFlowChar = (state.tlvCurCtlFlowChar == "")
|
|
? ch : state.tlvCurCtlFlowChar;
|
|
stream.next();
|
|
stream.eatWhile(/[+-]\d/);
|
|
style = "tag";
|
|
} else if (tlvkpScopePrefixs.propertyIsEnumerable(ch)) {
|
|
// special TLV operators
|
|
style = tlvkpScopePrefixs[ch];
|
|
state.tlvCurCtlFlowChar = state.tlvCurCtlFlowChar == "" ? "S" : state.tlvCurCtlFlowChar; // stmt
|
|
stream.next();
|
|
stream.match(/[a-zA-Z_0-9]+/);
|
|
} else if (style = tlvchScopePrefixes[ch] || false) {
|
|
// special TLV operators
|
|
state.tlvCurCtlFlowChar = state.tlvCurCtlFlowChar == "" ? ch : state.tlvCurCtlFlowChar;
|
|
stream.next();
|
|
stream.match(/[a-zA-Z_0-9]+/);
|
|
}
|
|
if (state.tlvCurCtlFlowChar != vxCurCtlFlowCharValueAtStart) { // flow change
|
|
vxIndent = tlvGenIndent(stream, state);
|
|
state.vxIndentRq = vxIndent;
|
|
}
|
|
}
|
|
return style;
|
|
},
|
|
token: function(stream, state) {
|
|
if (state.vxCodeActive == true && stream.sol() && state.tlvCurCtlFlowChar != "") {
|
|
state.tlvPrevPrevCtlFlowChar = state.tlvPrevCtlFlowChar;
|
|
state.tlvPrevCtlFlowChar = state.tlvCurCtlFlowChar;
|
|
state.tlvCurCtlFlowChar = "";
|
|
}
|
|
},
|
|
indent: function(state) {
|
|
return (state.vxCodeActive == true) ? state.vxIndentRq : -1;
|
|
},
|
|
startState: function(state) {
|
|
state.tlvCurCtlFlowChar = "";
|
|
state.tlvPrevCtlFlowChar = "";
|
|
state.tlvPrevPrevCtlFlowChar = "";
|
|
state.vxCodeActive = true;
|
|
state.vxIndentRq = 0;
|
|
}
|
|
}
|
|
});
|
|
});
|