import type { MatmulMethod } from './types'

// libFLAME's LAPACK-compat dgemm_ backed by BLIS, compiled to WASM. Two
// builds: single-threaded and pthreads (needs SharedArrayBuffer, i.e.
// crossOriginIsolated). Both run through threadedClient's dedicated worker.
export const blisStMatmul: MatmulMethod = {
  id: 'blis-st',
  label: 'libFLAME/BLIS (1 thread)',
  precision: 'f64',
  threadedKind: 'blis-st',
  available: () => typeof WebAssembly !== 'undefined',
}

export const blisMtMatmul: MatmulMethod = {
  id: 'blis-mt',
  label: 'libFLAME/BLIS (threaded)',
  precision: 'f64',
  threadedKind: 'blis-mt',
  note: 'WASM threads — needs cross-origin isolation (SharedArrayBuffer)',
  available: () => typeof WebAssembly !== 'undefined' && globalThis.crossOriginIsolated === true,
}