File modules/editor/codemirror/mode/gas/gas.js

Last commit: Sun Dec 17 01:14:09 2017 +0100	Jan Dankert	Integration eines weiteren Code-Editors: Codemirror. Demnächst müssen wir hier mal aufräumen und andere Editoren rauswerfen.


     1 // CodeMirror, copyright (c) by Marijn Haverbeke and others
     2 // Distributed under an MIT license: http://codemirror.net/LICENSE
     3 
     4 (function(mod) {
     5   if (typeof exports == "object" && typeof module == "object") // CommonJS
     6     mod(require("../../lib/codemirror"));
     7   else if (typeof define == "function" && define.amd) // AMD
     8     define(["../../lib/codemirror"], mod);
     9   else // Plain browser env
    10     mod(CodeMirror);
    11 })(function(CodeMirror) {
    12 "use strict";
    13 
    14 CodeMirror.defineMode("gas", function(_config, parserConfig) {
    15   'use strict';
    16 
    17   // If an architecture is specified, its initialization function may
    18   // populate this array with custom parsing functions which will be
    19   // tried in the event that the standard functions do not find a match.
    20   var custom = [];
    21 
    22   // The symbol used to start a line comment changes based on the target
    23   // architecture.
    24   // If no architecture is pased in "parserConfig" then only multiline
    25   // comments will have syntax support.
    26   var lineCommentStartSymbol = "";
    27 
    28   // These directives are architecture independent.
    29   // Machine specific directives should go in their respective
    30   // architecture initialization function.
    31   // Reference:
    32   // http://sourceware.org/binutils/docs/as/Pseudo-Ops.html#Pseudo-Ops
    33   var directives = {
    34     ".abort" : "builtin",
    35     ".align" : "builtin",
    36     ".altmacro" : "builtin",
    37     ".ascii" : "builtin",
    38     ".asciz" : "builtin",
    39     ".balign" : "builtin",
    40     ".balignw" : "builtin",
    41     ".balignl" : "builtin",
    42     ".bundle_align_mode" : "builtin",
    43     ".bundle_lock" : "builtin",
    44     ".bundle_unlock" : "builtin",
    45     ".byte" : "builtin",
    46     ".cfi_startproc" : "builtin",
    47     ".comm" : "builtin",
    48     ".data" : "builtin",
    49     ".def" : "builtin",
    50     ".desc" : "builtin",
    51     ".dim" : "builtin",
    52     ".double" : "builtin",
    53     ".eject" : "builtin",
    54     ".else" : "builtin",
    55     ".elseif" : "builtin",
    56     ".end" : "builtin",
    57     ".endef" : "builtin",
    58     ".endfunc" : "builtin",
    59     ".endif" : "builtin",
    60     ".equ" : "builtin",
    61     ".equiv" : "builtin",
    62     ".eqv" : "builtin",
    63     ".err" : "builtin",
    64     ".error" : "builtin",
    65     ".exitm" : "builtin",
    66     ".extern" : "builtin",
    67     ".fail" : "builtin",
    68     ".file" : "builtin",
    69     ".fill" : "builtin",
    70     ".float" : "builtin",
    71     ".func" : "builtin",
    72     ".global" : "builtin",
    73     ".gnu_attribute" : "builtin",
    74     ".hidden" : "builtin",
    75     ".hword" : "builtin",
    76     ".ident" : "builtin",
    77     ".if" : "builtin",
    78     ".incbin" : "builtin",
    79     ".include" : "builtin",
    80     ".int" : "builtin",
    81     ".internal" : "builtin",
    82     ".irp" : "builtin",
    83     ".irpc" : "builtin",
    84     ".lcomm" : "builtin",
    85     ".lflags" : "builtin",
    86     ".line" : "builtin",
    87     ".linkonce" : "builtin",
    88     ".list" : "builtin",
    89     ".ln" : "builtin",
    90     ".loc" : "builtin",
    91     ".loc_mark_labels" : "builtin",
    92     ".local" : "builtin",
    93     ".long" : "builtin",
    94     ".macro" : "builtin",
    95     ".mri" : "builtin",
    96     ".noaltmacro" : "builtin",
    97     ".nolist" : "builtin",
    98     ".octa" : "builtin",
    99     ".offset" : "builtin",
   100     ".org" : "builtin",
   101     ".p2align" : "builtin",
   102     ".popsection" : "builtin",
   103     ".previous" : "builtin",
   104     ".print" : "builtin",
   105     ".protected" : "builtin",
   106     ".psize" : "builtin",
   107     ".purgem" : "builtin",
   108     ".pushsection" : "builtin",
   109     ".quad" : "builtin",
   110     ".reloc" : "builtin",
   111     ".rept" : "builtin",
   112     ".sbttl" : "builtin",
   113     ".scl" : "builtin",
   114     ".section" : "builtin",
   115     ".set" : "builtin",
   116     ".short" : "builtin",
   117     ".single" : "builtin",
   118     ".size" : "builtin",
   119     ".skip" : "builtin",
   120     ".sleb128" : "builtin",
   121     ".space" : "builtin",
   122     ".stab" : "builtin",
   123     ".string" : "builtin",
   124     ".struct" : "builtin",
   125     ".subsection" : "builtin",
   126     ".symver" : "builtin",
   127     ".tag" : "builtin",
   128     ".text" : "builtin",
   129     ".title" : "builtin",
   130     ".type" : "builtin",
   131     ".uleb128" : "builtin",
   132     ".val" : "builtin",
   133     ".version" : "builtin",
   134     ".vtable_entry" : "builtin",
   135     ".vtable_inherit" : "builtin",
   136     ".warning" : "builtin",
   137     ".weak" : "builtin",
   138     ".weakref" : "builtin",
   139     ".word" : "builtin"
   140   };
   141 
   142   var registers = {};
   143 
   144   function x86(_parserConfig) {
   145     lineCommentStartSymbol = "#";
   146 
   147     registers.ax  = "variable";
   148     registers.eax = "variable-2";
   149     registers.rax = "variable-3";
   150 
   151     registers.bx  = "variable";
   152     registers.ebx = "variable-2";
   153     registers.rbx = "variable-3";
   154 
   155     registers.cx  = "variable";
   156     registers.ecx = "variable-2";
   157     registers.rcx = "variable-3";
   158 
   159     registers.dx  = "variable";
   160     registers.edx = "variable-2";
   161     registers.rdx = "variable-3";
   162 
   163     registers.si  = "variable";
   164     registers.esi = "variable-2";
   165     registers.rsi = "variable-3";
   166 
   167     registers.di  = "variable";
   168     registers.edi = "variable-2";
   169     registers.rdi = "variable-3";
   170 
   171     registers.sp  = "variable";
   172     registers.esp = "variable-2";
   173     registers.rsp = "variable-3";
   174 
   175     registers.bp  = "variable";
   176     registers.ebp = "variable-2";
   177     registers.rbp = "variable-3";
   178 
   179     registers.ip  = "variable";
   180     registers.eip = "variable-2";
   181     registers.rip = "variable-3";
   182 
   183     registers.cs  = "keyword";
   184     registers.ds  = "keyword";
   185     registers.ss  = "keyword";
   186     registers.es  = "keyword";
   187     registers.fs  = "keyword";
   188     registers.gs  = "keyword";
   189   }
   190 
   191   function armv6(_parserConfig) {
   192     // Reference:
   193     // http://infocenter.arm.com/help/topic/com.arm.doc.qrc0001l/QRC0001_UAL.pdf
   194     // http://infocenter.arm.com/help/topic/com.arm.doc.ddi0301h/DDI0301H_arm1176jzfs_r0p7_trm.pdf
   195     lineCommentStartSymbol = "@";
   196     directives.syntax = "builtin";
   197 
   198     registers.r0  = "variable";
   199     registers.r1  = "variable";
   200     registers.r2  = "variable";
   201     registers.r3  = "variable";
   202     registers.r4  = "variable";
   203     registers.r5  = "variable";
   204     registers.r6  = "variable";
   205     registers.r7  = "variable";
   206     registers.r8  = "variable";
   207     registers.r9  = "variable";
   208     registers.r10 = "variable";
   209     registers.r11 = "variable";
   210     registers.r12 = "variable";
   211 
   212     registers.sp  = "variable-2";
   213     registers.lr  = "variable-2";
   214     registers.pc  = "variable-2";
   215     registers.r13 = registers.sp;
   216     registers.r14 = registers.lr;
   217     registers.r15 = registers.pc;
   218 
   219     custom.push(function(ch, stream) {
   220       if (ch === '#') {
   221         stream.eatWhile(/\w/);
   222         return "number";
   223       }
   224     });
   225   }
   226 
   227   var arch = (parserConfig.architecture || "x86").toLowerCase();
   228   if (arch === "x86") {
   229     x86(parserConfig);
   230   } else if (arch === "arm" || arch === "armv6") {
   231     armv6(parserConfig);
   232   }
   233 
   234   function nextUntilUnescaped(stream, end) {
   235     var escaped = false, next;
   236     while ((next = stream.next()) != null) {
   237       if (next === end && !escaped) {
   238         return false;
   239       }
   240       escaped = !escaped && next === "\\";
   241     }
   242     return escaped;
   243   }
   244 
   245   function clikeComment(stream, state) {
   246     var maybeEnd = false, ch;
   247     while ((ch = stream.next()) != null) {
   248       if (ch === "/" && maybeEnd) {
   249         state.tokenize = null;
   250         break;
   251       }
   252       maybeEnd = (ch === "*");
   253     }
   254     return "comment";
   255   }
   256 
   257   return {
   258     startState: function() {
   259       return {
   260         tokenize: null
   261       };
   262     },
   263 
   264     token: function(stream, state) {
   265       if (state.tokenize) {
   266         return state.tokenize(stream, state);
   267       }
   268 
   269       if (stream.eatSpace()) {
   270         return null;
   271       }
   272 
   273       var style, cur, ch = stream.next();
   274 
   275       if (ch === "/") {
   276         if (stream.eat("*")) {
   277           state.tokenize = clikeComment;
   278           return clikeComment(stream, state);
   279         }
   280       }
   281 
   282       if (ch === lineCommentStartSymbol) {
   283         stream.skipToEnd();
   284         return "comment";
   285       }
   286 
   287       if (ch === '"') {
   288         nextUntilUnescaped(stream, '"');
   289         return "string";
   290       }
   291 
   292       if (ch === '.') {
   293         stream.eatWhile(/\w/);
   294         cur = stream.current().toLowerCase();
   295         style = directives[cur];
   296         return style || null;
   297       }
   298 
   299       if (ch === '=') {
   300         stream.eatWhile(/\w/);
   301         return "tag";
   302       }
   303 
   304       if (ch === '{') {
   305         return "braket";
   306       }
   307 
   308       if (ch === '}') {
   309         return "braket";
   310       }
   311 
   312       if (/\d/.test(ch)) {
   313         if (ch === "0" && stream.eat("x")) {
   314           stream.eatWhile(/[0-9a-fA-F]/);
   315           return "number";
   316         }
   317         stream.eatWhile(/\d/);
   318         return "number";
   319       }
   320 
   321       if (/\w/.test(ch)) {
   322         stream.eatWhile(/\w/);
   323         if (stream.eat(":")) {
   324           return 'tag';
   325         }
   326         cur = stream.current().toLowerCase();
   327         style = registers[cur];
   328         return style || null;
   329       }
   330 
   331       for (var i = 0; i < custom.length; i++) {
   332         style = custom[i](ch, stream, state);
   333         if (style) {
   334           return style;
   335         }
   336       }
   337     },
   338 
   339     lineComment: lineCommentStartSymbol,
   340     blockCommentStart: "/*",
   341     blockCommentEnd: "*/"
   342   };
   343 });
   344 
   345 });



Download modules/editor/codemirror/mode/gas/gas.js


History
Sun, 17 Dec 2017 01:14:09 +0100	Jan Dankert	Integration eines weiteren Code-Editors: Codemirror. Demnächst müssen wir hier mal aufräumen und andere Editoren rauswerfen.