| // Copyright (c) 2017, Jared Wyles |
| // All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // * Redistributions of source code must retain the above copyright notice, |
| // this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above copyright |
| // notice, this list of conditions and the following disclaimer in the |
| // documentation and/or other materials provided with the distribution. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| // ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
| // LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| // CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| // SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| // CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| // POSSIBILITY OF SUCH DAMAGE. |
| |
| const _ = require('underscore'), |
| logger = require('../logger').logger, |
| utils = require('../utils'); |
| |
| class BaseParser { |
| static hasSupport(options, forOption) { |
| return _.keys(options).find(option => option.includes(forOption)); |
| } |
| |
| static parseLines(stdout, optionRegex) { |
| let previousOption = false; |
| let options = {}; |
| |
| utils.eachLine(stdout, line => { |
| const match = line.match(optionRegex); |
| if (!match) { |
| if (previousOption && (line.trim().length !== 0)) { |
| if (options[previousOption].description.endsWith("-")) |
| options[previousOption].description += line.trim(); |
| else { |
| if (options[previousOption].description.length !== 0) |
| options[previousOption].description += " " + line.trim(); |
| else |
| options[previousOption].description = line.trim(); |
| } |
| } else { |
| previousOption = false; |
| } |
| return; |
| } |
| |
| if (match) previousOption = match[1]; |
| if (previousOption) { |
| options[previousOption] = { |
| description: match[2].trim(), |
| timesused: 0 |
| }; |
| } |
| }); |
| |
| return options; |
| } |
| |
| static getOptions(compiler, helpArg) { |
| return compiler.exec(compiler.compiler.exe, [helpArg]).then(result => { |
| let options = {}; |
| if (result.code === 0) { |
| const optionFinder = /^\s*(--?[a-z0-9=+,[\]<>|-]*)\s*(.*)/i; |
| |
| options = BaseParser.parseLines(result.stdout + result.stderr, optionFinder); |
| } |
| compiler.possibleArguments.populateOptions(options); |
| return options; |
| }); |
| } |
| |
| static parse(compiler) { |
| return compiler; |
| } |
| } |
| |
| class GCCParser extends BaseParser { |
| static parse(compiler) { |
| return Promise.all([ |
| GCCParser.getOptions(compiler, "--target-help"), |
| GCCParser.getOptions(compiler, "--help=common"), |
| GCCParser.getOptions(compiler, "--help=optimizers") |
| ]).then(results => { |
| const options = _.extend.apply(_.extend, results); |
| const keys = _.keys(options); |
| logger.debug(`gcc-like compiler options: ${keys.join(" ")}`); |
| if (BaseParser.hasSupport(options, "-masm=")) { |
| compiler.compiler.intelAsm = "-masm=intel"; |
| compiler.compiler.supportsIntel = true; |
| } |
| if (BaseParser.hasSupport(options, "-fdiagnostics-color")) { |
| if (compiler.compiler.options) compiler.compiler.options += " "; |
| compiler.compiler.options += "-fdiagnostics-color=always"; |
| } |
| // This check is not infallible, but takes care of Rust and Swift being picked up :) |
| if (_.find(keys, key => key.startsWith('-fdump-'))) { |
| compiler.compiler.supportsGccDump = true; |
| } |
| return compiler; |
| }); |
| } |
| } |
| |
| class ClangParser extends BaseParser { |
| static parse(compiler) { |
| return ClangParser.getOptions(compiler, "--help").then(options => { |
| logger.debug(`clang-like compiler options: ${_.keys(options).join(" ")}`); |
| if (BaseParser.hasSupport(options, '-fsave-optimization-record')) { |
| compiler.compiler.optArg = "-fsave-optimization-record"; |
| compiler.compiler.supportsOptOutput = true; |
| } |
| if (BaseParser.hasSupport(options, "-fcolor-diagnostics")) { |
| if (compiler.compiler.options) compiler.compiler.options += " "; |
| compiler.compiler.options += "-fcolor-diagnostics"; |
| } |
| if (BaseParser.hasSupport(options, "-emit-llvm")) { |
| compiler.compiler.supportsIrView = true; |
| compiler.compiler.irArg = ['-Xclang', '-emit-llvm', '-fsyntax-only']; |
| } |
| if (BaseParser.hasSupport(options, "-fno-crash-diagnostics")) { |
| if (compiler.compiler.options) compiler.compiler.options += " "; |
| compiler.compiler.options += "-fno-crash-diagnostics"; |
| } |
| return compiler; |
| }); |
| } |
| } |
| |
| class PascalParser extends BaseParser { |
| static parse(compiler) { |
| return PascalParser.getOptions(compiler, "-help").then(() => compiler); |
| } |
| } |
| |
| class ISPCParser extends BaseParser { |
| static parse(compiler) { |
| return ISPCParser.getOptions(compiler, "--help").then(options => { |
| if (BaseParser.hasSupport(options, "--x86-asm-syntax")) { |
| compiler.compiler.intelAsm = "--x86-asm-syntax=intel"; |
| compiler.compiler.supportsIntel = true; |
| } |
| return compiler; |
| }); |
| } |
| |
| static getOptions(compiler, helpArg) { |
| return compiler.exec(compiler.compiler.exe, [helpArg]).then(result => { |
| let options = {}; |
| if (result.code === 0) { |
| const optionFinder = /^\s*\[(--?[a-z0-9=+,{}\s[\]<>|-]*)\]\s*(.*)/i; |
| |
| options = BaseParser.parseLines(result.stdout + result.stderr, optionFinder); |
| } |
| compiler.possibleArguments.populateOptions(options); |
| return options; |
| }); |
| } |
| } |
| |
| class VCParser extends BaseParser { |
| static parse(compiler) { |
| return Promise.all([ |
| VCParser.getOptions(compiler, "/help") |
| ]).then(() => { |
| return compiler; |
| }); |
| } |
| |
| static parseLines(stdout, optionRegex) { |
| let previousOption = false; |
| let options = {}; |
| |
| const matchLine = (line) => { |
| if (line.startsWith("/?")) return; |
| |
| const match = line.match(optionRegex); |
| if (!match) { |
| if (previousOption && (line.trim().length !== 0)) { |
| if (options[previousOption].description.endsWith(":")) |
| options[previousOption].description += " " + line.trim(); |
| else { |
| if (options[previousOption].description.length !== 0) |
| options[previousOption].description += ", " + line.trim(); |
| else |
| options[previousOption].description = line.trim(); |
| } |
| } else { |
| previousOption = false; |
| } |
| return; |
| } |
| |
| if (match) previousOption = match[1]; |
| if (previousOption) { |
| options[previousOption] = { |
| description: match[2].trim(), |
| timesused: 0 |
| }; |
| } |
| }; |
| |
| utils.eachLine(stdout, line => { |
| if (line.length === 0) return; |
| if (line.includes("C/C++ COMPILER OPTIONS")) return; |
| if (line.match(/^\s\s*-.*-$/)) return; |
| |
| let col1; |
| let col2; |
| if ((line.length > 39) && (line[40] === '/')) { |
| col1 = line.substr(0, 39); |
| col2 = line.substr(40); |
| } else { |
| col1 = line; |
| col2 = ""; |
| } |
| |
| if (col1) matchLine(col1); |
| if (col2) matchLine(col2); |
| }); |
| |
| return options; |
| } |
| |
| static getOptions(compiler, helpArg) { |
| return compiler.exec(compiler.compiler.exe, [helpArg]).then(result => { |
| let options = {}; |
| if (result.code === 0) { |
| const optionFinder = /^\s*(\/[a-z0-9=:+#.,[\]{}<>|_-]*)\s*(.*)/i; |
| |
| options = this.parseLines(result.stdout, optionFinder); |
| } |
| compiler.possibleArguments.populateOptions(options); |
| return options; |
| }); |
| } |
| } |
| |
| module.exports = { |
| Base: BaseParser, |
| Clang: ClangParser, |
| GCC: GCCParser, |
| VC: VCParser, |
| Pascal: PascalParser, |
| ISPC: ISPCParser |
| }; |