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gas.js
345 lines
| 8.7 KiB
| application/javascript
|
JavascriptLexer
r1 | // 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("gas", function(_config, parserConfig) { | ||||
'use strict'; | ||||
// If an architecture is specified, its initialization function may | ||||
// populate this array with custom parsing functions which will be | ||||
// tried in the event that the standard functions do not find a match. | ||||
var custom = []; | ||||
// The symbol used to start a line comment changes based on the target | ||||
// architecture. | ||||
// If no architecture is pased in "parserConfig" then only multiline | ||||
// comments will have syntax support. | ||||
var lineCommentStartSymbol = ""; | ||||
// These directives are architecture independent. | ||||
// Machine specific directives should go in their respective | ||||
// architecture initialization function. | ||||
// Reference: | ||||
// http://sourceware.org/binutils/docs/as/Pseudo-Ops.html#Pseudo-Ops | ||||
var directives = { | ||||
".abort" : "builtin", | ||||
".align" : "builtin", | ||||
".altmacro" : "builtin", | ||||
".ascii" : "builtin", | ||||
".asciz" : "builtin", | ||||
".balign" : "builtin", | ||||
".balignw" : "builtin", | ||||
".balignl" : "builtin", | ||||
".bundle_align_mode" : "builtin", | ||||
".bundle_lock" : "builtin", | ||||
".bundle_unlock" : "builtin", | ||||
".byte" : "builtin", | ||||
".cfi_startproc" : "builtin", | ||||
".comm" : "builtin", | ||||
".data" : "builtin", | ||||
".def" : "builtin", | ||||
".desc" : "builtin", | ||||
".dim" : "builtin", | ||||
".double" : "builtin", | ||||
".eject" : "builtin", | ||||
".else" : "builtin", | ||||
".elseif" : "builtin", | ||||
".end" : "builtin", | ||||
".endef" : "builtin", | ||||
".endfunc" : "builtin", | ||||
".endif" : "builtin", | ||||
".equ" : "builtin", | ||||
".equiv" : "builtin", | ||||
".eqv" : "builtin", | ||||
".err" : "builtin", | ||||
".error" : "builtin", | ||||
".exitm" : "builtin", | ||||
".extern" : "builtin", | ||||
".fail" : "builtin", | ||||
".file" : "builtin", | ||||
".fill" : "builtin", | ||||
".float" : "builtin", | ||||
".func" : "builtin", | ||||
".global" : "builtin", | ||||
".gnu_attribute" : "builtin", | ||||
".hidden" : "builtin", | ||||
".hword" : "builtin", | ||||
".ident" : "builtin", | ||||
".if" : "builtin", | ||||
".incbin" : "builtin", | ||||
".include" : "builtin", | ||||
".int" : "builtin", | ||||
".internal" : "builtin", | ||||
".irp" : "builtin", | ||||
".irpc" : "builtin", | ||||
".lcomm" : "builtin", | ||||
".lflags" : "builtin", | ||||
".line" : "builtin", | ||||
".linkonce" : "builtin", | ||||
".list" : "builtin", | ||||
".ln" : "builtin", | ||||
".loc" : "builtin", | ||||
".loc_mark_labels" : "builtin", | ||||
".local" : "builtin", | ||||
".long" : "builtin", | ||||
".macro" : "builtin", | ||||
".mri" : "builtin", | ||||
".noaltmacro" : "builtin", | ||||
".nolist" : "builtin", | ||||
".octa" : "builtin", | ||||
".offset" : "builtin", | ||||
".org" : "builtin", | ||||
".p2align" : "builtin", | ||||
".popsection" : "builtin", | ||||
".previous" : "builtin", | ||||
".print" : "builtin", | ||||
".protected" : "builtin", | ||||
".psize" : "builtin", | ||||
".purgem" : "builtin", | ||||
".pushsection" : "builtin", | ||||
".quad" : "builtin", | ||||
".reloc" : "builtin", | ||||
".rept" : "builtin", | ||||
".sbttl" : "builtin", | ||||
".scl" : "builtin", | ||||
".section" : "builtin", | ||||
".set" : "builtin", | ||||
".short" : "builtin", | ||||
".single" : "builtin", | ||||
".size" : "builtin", | ||||
".skip" : "builtin", | ||||
".sleb128" : "builtin", | ||||
".space" : "builtin", | ||||
".stab" : "builtin", | ||||
".string" : "builtin", | ||||
".struct" : "builtin", | ||||
".subsection" : "builtin", | ||||
".symver" : "builtin", | ||||
".tag" : "builtin", | ||||
".text" : "builtin", | ||||
".title" : "builtin", | ||||
".type" : "builtin", | ||||
".uleb128" : "builtin", | ||||
".val" : "builtin", | ||||
".version" : "builtin", | ||||
".vtable_entry" : "builtin", | ||||
".vtable_inherit" : "builtin", | ||||
".warning" : "builtin", | ||||
".weak" : "builtin", | ||||
".weakref" : "builtin", | ||||
".word" : "builtin" | ||||
}; | ||||
var registers = {}; | ||||
function x86(_parserConfig) { | ||||
lineCommentStartSymbol = "#"; | ||||
registers.ax = "variable"; | ||||
registers.eax = "variable-2"; | ||||
registers.rax = "variable-3"; | ||||
registers.bx = "variable"; | ||||
registers.ebx = "variable-2"; | ||||
registers.rbx = "variable-3"; | ||||
registers.cx = "variable"; | ||||
registers.ecx = "variable-2"; | ||||
registers.rcx = "variable-3"; | ||||
registers.dx = "variable"; | ||||
registers.edx = "variable-2"; | ||||
registers.rdx = "variable-3"; | ||||
registers.si = "variable"; | ||||
registers.esi = "variable-2"; | ||||
registers.rsi = "variable-3"; | ||||
registers.di = "variable"; | ||||
registers.edi = "variable-2"; | ||||
registers.rdi = "variable-3"; | ||||
registers.sp = "variable"; | ||||
registers.esp = "variable-2"; | ||||
registers.rsp = "variable-3"; | ||||
registers.bp = "variable"; | ||||
registers.ebp = "variable-2"; | ||||
registers.rbp = "variable-3"; | ||||
registers.ip = "variable"; | ||||
registers.eip = "variable-2"; | ||||
registers.rip = "variable-3"; | ||||
registers.cs = "keyword"; | ||||
registers.ds = "keyword"; | ||||
registers.ss = "keyword"; | ||||
registers.es = "keyword"; | ||||
registers.fs = "keyword"; | ||||
registers.gs = "keyword"; | ||||
} | ||||
function armv6(_parserConfig) { | ||||
// Reference: | ||||
// http://infocenter.arm.com/help/topic/com.arm.doc.qrc0001l/QRC0001_UAL.pdf | ||||
// http://infocenter.arm.com/help/topic/com.arm.doc.ddi0301h/DDI0301H_arm1176jzfs_r0p7_trm.pdf | ||||
lineCommentStartSymbol = "@"; | ||||
directives.syntax = "builtin"; | ||||
registers.r0 = "variable"; | ||||
registers.r1 = "variable"; | ||||
registers.r2 = "variable"; | ||||
registers.r3 = "variable"; | ||||
registers.r4 = "variable"; | ||||
registers.r5 = "variable"; | ||||
registers.r6 = "variable"; | ||||
registers.r7 = "variable"; | ||||
registers.r8 = "variable"; | ||||
registers.r9 = "variable"; | ||||
registers.r10 = "variable"; | ||||
registers.r11 = "variable"; | ||||
registers.r12 = "variable"; | ||||
registers.sp = "variable-2"; | ||||
registers.lr = "variable-2"; | ||||
registers.pc = "variable-2"; | ||||
registers.r13 = registers.sp; | ||||
registers.r14 = registers.lr; | ||||
registers.r15 = registers.pc; | ||||
custom.push(function(ch, stream) { | ||||
if (ch === '#') { | ||||
stream.eatWhile(/\w/); | ||||
return "number"; | ||||
} | ||||
}); | ||||
} | ||||
var arch = (parserConfig.architecture || "x86").toLowerCase(); | ||||
if (arch === "x86") { | ||||
x86(parserConfig); | ||||
} else if (arch === "arm" || arch === "armv6") { | ||||
armv6(parserConfig); | ||||
} | ||||
function nextUntilUnescaped(stream, end) { | ||||
var escaped = false, next; | ||||
while ((next = stream.next()) != null) { | ||||
if (next === end && !escaped) { | ||||
return false; | ||||
} | ||||
escaped = !escaped && next === "\\"; | ||||
} | ||||
return escaped; | ||||
} | ||||
function clikeComment(stream, state) { | ||||
var maybeEnd = false, ch; | ||||
while ((ch = stream.next()) != null) { | ||||
if (ch === "/" && maybeEnd) { | ||||
state.tokenize = null; | ||||
break; | ||||
} | ||||
maybeEnd = (ch === "*"); | ||||
} | ||||
return "comment"; | ||||
} | ||||
return { | ||||
startState: function() { | ||||
return { | ||||
tokenize: null | ||||
}; | ||||
}, | ||||
token: function(stream, state) { | ||||
if (state.tokenize) { | ||||
return state.tokenize(stream, state); | ||||
} | ||||
if (stream.eatSpace()) { | ||||
return null; | ||||
} | ||||
var style, cur, ch = stream.next(); | ||||
if (ch === "/") { | ||||
if (stream.eat("*")) { | ||||
state.tokenize = clikeComment; | ||||
return clikeComment(stream, state); | ||||
} | ||||
} | ||||
if (ch === lineCommentStartSymbol) { | ||||
stream.skipToEnd(); | ||||
return "comment"; | ||||
} | ||||
if (ch === '"') { | ||||
nextUntilUnescaped(stream, '"'); | ||||
return "string"; | ||||
} | ||||
if (ch === '.') { | ||||
stream.eatWhile(/\w/); | ||||
cur = stream.current().toLowerCase(); | ||||
style = directives[cur]; | ||||
return style || null; | ||||
} | ||||
if (ch === '=') { | ||||
stream.eatWhile(/\w/); | ||||
return "tag"; | ||||
} | ||||
if (ch === '{') { | ||||
return "braket"; | ||||
} | ||||
if (ch === '}') { | ||||
return "braket"; | ||||
} | ||||
if (/\d/.test(ch)) { | ||||
if (ch === "0" && stream.eat("x")) { | ||||
stream.eatWhile(/[0-9a-fA-F]/); | ||||
return "number"; | ||||
} | ||||
stream.eatWhile(/\d/); | ||||
return "number"; | ||||
} | ||||
if (/\w/.test(ch)) { | ||||
stream.eatWhile(/\w/); | ||||
if (stream.eat(":")) { | ||||
return 'tag'; | ||||
} | ||||
cur = stream.current().toLowerCase(); | ||||
style = registers[cur]; | ||||
return style || null; | ||||
} | ||||
for (var i = 0; i < custom.length; i++) { | ||||
style = custom[i](ch, stream, state); | ||||
if (style) { | ||||
return style; | ||||
} | ||||
} | ||||
}, | ||||
lineComment: lineCommentStartSymbol, | ||||
blockCommentStart: "/*", | ||||
blockCommentEnd: "*/" | ||||
}; | ||||
}); | ||||
}); | ||||