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https://github.com/compiler-explorer/compiler-explorer.git
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1545df84e8
SFPI C++ is Tenstorrent’s C++ environment for writing custom SFPU/Tensix kernel code with the `riscv-tt-elf-g++` toolchain. infra PRs: - [compiler-explorer/infra#2164](https://github.com/compiler-explorer/infra/pull/2164) - [compiler-explorer/infra#2183](https://github.com/compiler-explorer/infra/pull/2183) Things this PR adds: - General support for SFPI C++ - A dedicated SFPI compiler implementation - SFPI config for local and Amazon-style `/opt/compiler-explorer` installs - An SFPI example - Ability to compile for specific machines with mcpu flag Things not implemented: - Program execution - Binary output support Links: - Source code: https://github.com/tenstorrent/sfpi - Tenstorrent: https://tenstorrent.com/
87 lines
4.0 KiB
TypeScript
87 lines
4.0 KiB
TypeScript
// Copyright (c) 2026, Compiler Explorer Authors
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// * Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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import path from 'node:path';
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import {GCCCompiler} from './gcc.js';
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export class SfpiCompiler extends GCCCompiler {
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static override get key() {
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return 'sfpi';
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}
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private getSelectedCpu(userOptions?: string[]): string {
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const options = userOptions ?? [];
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for (let i = 0; i < options.length; ++i) {
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const option = options[i];
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if (option.startsWith('-mcpu=')) {
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return option.slice('-mcpu='.length);
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}
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if (option === '-mcpu' && i + 1 < options.length) {
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return options[i + 1];
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}
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}
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return 'tt-wh-tensix';
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}
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private getBase() {
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const exeDir = path.dirname(this.compiler.exe);
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return path.resolve(exeDir, '../../');
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}
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override optionsForFilter(filters, outputFilename: string, userOptions?: string[]) {
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const options = super.optionsForFilter(filters, outputFilename, userOptions);
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const cpu = this.getSelectedCpu(userOptions);
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const isBlackhole = cpu.includes('bh') || cpu.includes('blackhole');
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const base = this.getBase();
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const llkArchDir = isBlackhole ? 'tt_llk_blackhole' : 'tt_llk_wormhole_b0';
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const ckernelArchDir = isBlackhole ? 'blackhole' : 'wormhole_b0';
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const tensixArchDir = isBlackhole ? 'blackhole' : 'wormhole';
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const tensixDefinesDir = isBlackhole ? 'blackhole/blackhole_defines' : 'wormhole/wormhole_b0_defines';
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options.push('-std=c++17', '-DCOMPILE_FOR_TRISC', '-DTENSIX_FIRMWARE');
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if (!userOptions?.some(option => option === '-mcpu' || option.startsWith('-mcpu='))) {
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options.push(`-mcpu=${cpu}`);
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}
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options.push(
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`-I${path.join(base, 'include')}`,
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`-I${path.join(base, 'build/sfpi/include')}`,
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`-I${path.join(base, 'tt_metal/hw/inc')}`,
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`-I${path.join(base, 'tt_metal/tt-llk/common')}`,
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`-I${path.join(base, 'tt_metal/tt-llk/tests/helpers/include')}`,
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`-I${path.join(base, 'tt_metal/hw/inc/internal/tt-1xx')}`,
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`-I${path.join(base, `tt_metal/hw/inc/internal/tt-1xx/${tensixArchDir}`)}`,
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`-I${path.join(base, `tt_metal/hw/inc/internal/tt-1xx/${tensixDefinesDir}`)}`,
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`-I${path.join(base, `tt_metal/tt-llk/${llkArchDir}/common/inc`)}`,
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`-I${path.join(base, `tt_metal/tt-llk/${llkArchDir}/llk_lib`)}`,
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`-I${path.join(base, `tt_metal/hw/ckernels/${ckernelArchDir}/metal/llk_api`)}`,
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`-I${path.join(base, `tt_metal/hw/ckernels/${ckernelArchDir}/metal/llk_api/llk_sfpu`)}`,
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);
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return options;
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}
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}
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