lib/instructionsets.ts

// Copyright (c) 2021, Compiler Explorer Authors
// All rights reserved.
//
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type InstructionSetMethod = {
    target: string[];
    path: string[];
};

export class InstructionSets {
    private defaultInstructionset = 'amd64';
    private supported: Record<string, InstructionSetMethod> = {};

    constructor() {
        this.supported = {
            aarch64: {
                target: ['aarch64'],
                path: ['/aarch64-'],
            },
            arm32: {
                target: ['arm'],
                path: ['/arm-'],
            },
            riscv64: {
                target: ['rv64'],
                path: ['/riscv64-'],
            },
            riscv32: {
                target: ['rv32'],
                path: ['/riscv32-'],
            },
            avr: {
                target: ['avr'],
                path: ['/avr-'],
            },
            msp430: {
                target: ['msp430'],
                path: ['/msp430-'],
            },
            mips: {
                target: ['mips'],
                path: ['/mips-'],
            },
            wasm32: {
                target: ['wasm32'],
                path: [],
            },
            wasm64: {
                target: ['wasm64'],
                path: [],
            },
            6502: {
                target: [],
                path: [],
            },
            powerpc64le: {
                target: ['powerpc64le'],
                path: ['/powerpc64le-'],
            },
            powerpc64: {
                target: ['powerpc64'],
                path: ['/powerpc64-'],
            },
        };
    }

    async getCompilerInstructionSetHint(compilerArch: string | boolean, exe: string): Promise<string> {
        return new Promise(resolve => {
            if (compilerArch && typeof compilerArch === 'string') {
                for (const instructionSet in this.supported) {
                    const method = this.supported[instructionSet];
                    for (const target of method.target) {
                        if (compilerArch.includes(target)) {
                            resolve(instructionSet);
                            return;
                        }
                    }
                }
            } else {
                for (const instructionSet in this.supported) {
                    const method = this.supported[instructionSet];
                    for (const path of method.path) {
                        if (exe.includes(path)) {
                            resolve(instructionSet);
                            return;
                        }
                    }
                }
            }

            resolve(this.defaultInstructionset);
        });
    }
}