static/modes/ptx-mode.js

// Copyright (c) 2019, Compiler Explorer Authors
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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'use strict';
var $ = require('jquery');
var monaco = require('monaco-editor');
var asm = require('./asm-mode');

function definition() {
    var ptx = $.extend(true, {}, asm); // deep copy

    // Redefine registers for ptx:
    // Usually ptx registers are in the form "%[pr][0-9]+", but a bunch of magic registers does not follow
    // this scheme (see https://docs.nvidia.com/cuda/parallel-thread-execution/index.html#special-registers ).
    // Thus the register-regex captures everything that starts with a '%'.
    ptx.registers = /%[a-z0-9_\\.]+/;


    // Redefine whitespaces, as asm interprets strings with a leading '@' as comments.
    ptx.tokenizer.whitespace = [
        [/[ \t\r\n]+/, 'white'],
        [/\/\*/, 'comment', '@comment'],
        [/\/\/.*$/, 'comment'],
        [/[#;\\].*$/, 'comment'],
    ];

    // Add predicated instructions to the list of root tokens. Search for an opcode next, which is also a root token.
    ptx.tokenizer.root.push([/@%p[0-9]+/, {token: 'operator', next: '@root'}]);

    return ptx;
}

monaco.languages.register({id: 'ptx'});
monaco.languages.setMonarchTokensProvider('ptx', definition());