// Copyright (c) 2026, Compiler Explorer Authors
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import type {ParseFiltersAndOutputOptions} from '../../types/features/filters.interfaces.js';
import {BaseCompiler} from '../base-compiler.js';

// FXC is Microsoft's legacy Direct3D (D3DCompiler) HLSL shader compiler. It produces DX bytecode
// rather than DXIL, and does not understand DXC-specific flags such as -Qembed_debug, so it cannot
// share HLSLCompiler's optionsForFilter.
export class FXCCompiler extends BaseCompiler {
    static get key() {
        return 'fxc';
    }

    constructor(info: any, env: any) {
        super(info, env);

        this.compiler.supportsIntel = false;
    }

    override optionsForFilter(
        filters: ParseFiltersAndOutputOptions,
        outputFilename: string,
        userOptions?: string[],
    ): string[] {
        return [
            '-Zi', // Embed debug information so the assembly listing carries source associations
            `-Fc${outputFilename}`, // Output the human-readable assembly listing
        ];
    }
}
