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// Copyright (c) 2016, 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:
//
// * 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.
import path from 'path';
import _ from 'underscore';
import {BaseCompiler} from '../base-compiler';
import {BuildEnvDownloadInfo} from '../buildenvsetup/buildenv.interfaces';
import {logger} from '../logger';
import {parseRustOutput} from '../utils';
import {RustParser} from './argument-parsers';
export class RustCompiler extends BaseCompiler {
linker: string;
static get key() {
return 'rust';
}
constructor(info, env) {
super(info, env);
this.compiler.supportsIntel = true;
this.compiler.supportsIrView = true;
this.compiler.supportsLLVMOptPipelineView = true;
this.compiler.supportsRustMirView = true;
const isNightly = info.name === 'nightly' || info.semver === 'nightly';
// Macro expansion (-Zunpretty=expanded) and HIR (-Zunpretty=hir-tree)
// are only available for Nightly
this.compiler.supportsRustMacroExpView = isNightly;
this.compiler.supportsRustHirView = isNightly;
this.compiler.irArg = ['--emit', 'llvm-ir'];
this.compiler.llvmOptArg = ['-C', 'llvm-args=-print-after-all -print-before-all'];
this.compiler.llvmOptModuleScopeArg = ['-C', 'llvm-args=-print-module-scope'];
this.compiler.llvmOptNoDiscardValueNamesArg = isNightly ? ['-Z', 'fewer-names=no'] : [];
this.linker = this.compilerProps('linker');
}
override getSharedLibraryPathsAsArguments(libraries, libDownloadPath) {
return [];
}
override getSharedLibraryLinks(libraries): string[] {
return [];
}
override getIncludeArguments(libraries) {
const includeFlag = '--extern';
return _.flatten(
_.map(libraries, selectedLib => {
const foundVersion = this.findLibVersion(selectedLib);
if (!foundVersion) return false;
if (!foundVersion.name) return false;
const list: string[] = [];
const lowercaseLibName = foundVersion.name.replaceAll('-', '_');
for (const rlib of foundVersion.path) {
list.push(
includeFlag,
`${lowercaseLibName}=${foundVersion.name}/build/debug/${rlib}`,
'-L',
`dependency=${foundVersion.name}/build/debug/deps`,
);
}
return list;
}),
);
}
override orderArguments(
options,
inputFilename,
libIncludes,
libOptions,
libPaths,
libLinks,
userOptions,
staticLibLinks,
) {
return options.concat(userOptions, libIncludes, libOptions, libPaths, libLinks, staticLibLinks, [
this.filename(inputFilename),
]);
}
override async setupBuildEnvironment(key, dirPath): Promise<BuildEnvDownloadInfo[]> {
if (this.buildenvsetup) {
const libraryDetails = await this.getRequiredLibraryVersions(key.libraries);
return this.buildenvsetup.setup(key, dirPath, libraryDetails);
} else {
return [];
}
}
override optionsForBackend(backendOptions, outputFilename) {
// The super class handles the GCC dump files that may be needed by
// rustc-cg-gcc subclass.
const opts = super.optionsForBackend(backendOptions, outputFilename);
if (backendOptions.produceRustMir && this.compiler.supportsRustMirView) {
const of = this.getRustMirOutputFilename(outputFilename);
opts.push('--emit', `mir=${of}`);
}
return opts;
}
override optionsForFilter(filters, outputFilename, userOptions) {
let options = ['-C', 'debuginfo=1', '-o', this.filename(outputFilename)];
const userRequestedEmit = _.any(userOptions, opt => opt.includes('--emit'));
if (filters.binary) {
options = options.concat(['--crate-type', 'bin']);
if (this.linker) {
options = options.concat(`-Clinker=${this.linker}`);
}
} else if (!filters.binary) {
if (!userRequestedEmit) {
options = options.concat('--emit', 'asm');
}
if (filters.intel) options = options.concat('-Cllvm-args=--x86-asm-syntax=intel');
options = options.concat(['--crate-type', 'rlib']);
}
return options;
}
// Override the IR file name method for rustc because the output file is different from clang.
override getIrOutputFilename(inputFilename) {
return this.getOutputFilename(path.dirname(inputFilename), this.outputFilebase).replace('.s', '.ll');
}
override getArgumentParser() {
return RustParser;
}
override isCfgCompiler(/*compilerVersion*/) {
return true;
}
override parseCompilationOutput(result, inputFilename) {
result.stdout = parseRustOutput(result.stdout, inputFilename);
result.stderr = parseRustOutput(result.stderr, inputFilename);
}
}
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