Added support for ARM Assembly (#3376)

components.json

@@ -139,6 +139,11 @@
 			"title": "ARFF",
 			"owner": "Golmote"
 		},
+		"armasm": {
+			"title": "ARM Assembly",
+			"alias": "arm-asm",
+			"owner": "RunDevelopment"
+		},
 		"asciidoc": {
 			"alias": "adoc",
 			"title": "AsciiDoc",

components/prism-armasm.js

@@ -0,0 +1,49 @@
+Prism.languages.armasm = {
+	'comment': {
+		pattern: /;.*/,
+		greedy: true
+	},
+	'string': {
+		pattern: /"(?:[^"\r\n]|"")*"/,
+		greedy: true,
+		inside: {
+			'variable': {
+				pattern: /((?:^|[^$])(?:\${2})*)\$\w+/,
+				lookbehind: true
+			}
+		}
+	},
+	'char': {
+		pattern: /'(?:[^'\r\n]{0,4}|'')'/,
+		greedy: true
+	},
+	'version-symbol': {
+		pattern: /\|[\w@]+\|/,
+		greedy: true,
+		alias: 'property'
+	},
+
+	'boolean': /\b(?:FALSE|TRUE)\b/,
+	'directive': {
+		pattern: /\b(?:ALIAS|ALIGN|AREA|ARM|ASSERT|ATTR|CN|CODE|CODE16|CODE32|COMMON|CP|DATA|DCB|DCD|DCDO|DCDU|DCFD|DCFDU|DCI|DCQ|DCQU|DCW|DCWU|DN|ELIF|ELSE|END|ENDFUNC|ENDIF|ENDP|ENTRY|EQU|EXPORT|EXPORTAS|EXTERN|FIELD|FILL|FN|FUNCTION|GBLA|GBLL|GBLS|GET|GLOBAL|IF|IMPORT|INCBIN|INCLUDE|INFO|KEEP|LCLA|LCLL|LCLS|LTORG|MACRO|MAP|MEND|MEXIT|NOFP|OPT|PRESERVE8|PROC|QN|READONLY|RELOC|REQUIRE|REQUIRE8|RLIST|ROUT|SETA|SETL|SETS|SN|SPACE|SUBT|THUMB|THUMBX|TTL|WEND|WHILE)\b/,
+		alias: 'property'
+	},
+	'instruction': {
+		pattern: /((?:^|(?:^|[^\\])(?:\r\n?|\n))[ \t]*(?:(?:[A-Z][A-Z0-9_]*[a-z]\w*|[a-z]\w*|\d+)[ \t]+)?)\b[A-Z.]+\b/,
+		lookbehind: true,
+		alias: 'keyword'
+	},
+	'variable': /\$\w+/,
+
+	'number': /(?:\b[2-9]_\d+|(?:\b\d+(?:\.\d+)?|\B\.\d+)(?:e-?\d+)?|\b0(?:[fd]_|x)[0-9a-f]+|&[0-9a-f]+)\b/i,
+
+	'register': {
+		pattern: /\b(?:r\d|lr)\b/,
+		alias: 'symbol'
+	},
+
+	'operator': /<>|<<|>>|&&|\|\||[=!<>/]=?|[+\-*%#?&|^]|:[A-Z]+:/,
+	'punctuation': /[()[\],]/
+};
+
+Prism.languages['arm-asm'] = Prism.languages.armasm;

examples/prism-armasm.html

@@ -0,0 +1,13 @@
+<h2>Full example</h2>
+<pre><code>; Source: https://developer.arm.com/documentation/dui0473/c/writing-arm-assembly-language/subroutines-calls
+        AREA    subrout, CODE, READONLY     ; Name this block of code
+        ENTRY                     ; Mark first instruction to execute
+start   MOV     r0, #10           ; Set up parameters
+        MOV     r1, #3
+        BL      doadd             ; Call subroutine
+stop    MOV     r0, #0x18         ; angel_SWIreason_ReportException
+        LDR     r1, =0x20026      ; ADP_Stopped_ApplicationExit
+        SVC     #0x123456         ; ARM semihosting (formerly SWI)
+doadd   ADD     r0, r0, r1        ; Subroutine code
+        BX      lr                ; Return from subroutine
+        END                       ; Mark end of file</code></pre>

plugins/autoloader/prism-autoloader.js

@@ -176,6 +176,7 @@
 		"js": "javascript",
 		"g4": "antlr4",
 		"ino": "arduino",
+		"arm-asm": "armasm",
 		"adoc": "asciidoc",
 		"avs": "avisynth",
 		"avdl": "avro-idl",

plugins/show-language/prism-show-language.js

@@ -38,6 +38,8 @@
 		"aql": "AQL",
 		"ino": "Arduino",
 		"arff": "ARFF",
+		"armasm": "ARM Assembly",
+		"arm-asm": "ARM Assembly",
 		"asciidoc": "AsciiDoc",
 		"adoc": "AsciiDoc",
 		"aspnet": "ASP.NET (C#)",