Jun 4, 2026

# Build options option(SECP256K1_BUILD_CPU "Build CPU implementation" ON) option(SECP256K1_BUILD_CUDA "Build CUDA GPU support" OFF) option(SECP256K1_BUILD_ROCM "Build ROCm/HIP GPU support (AMD)" OFF) option(SECP256K1_BUILD_OPENCL "Build OpenCL support" OFF) option(SECP256K1_BUILD_METAL "Build Apple Metal GPU support" OFF) # ── Independent GPU feature modules ─────────────────────────────────────────── # Toggle individual GPU operations on/off SEPARATELY from the CPU feature # modules. The GPU op surface is independent: a consumer may want, for example, # BIP-324 compiled on the CPU but stripped from the GPU build (or vice-versa). # Default ON (full GPU op surface, no behaviour change). Turning one OFF removes # its kernels + backend dispatch from every GPU backend (CUDA/OpenCL/Metal); the # stable C ABI entry point remains and returns UFSECP_ERR_GPU_UNSUPPORTED. option(SECP256K1_GPU_BUILD_ZK "GPU ZK ops (knowledge / DLEQ / bulletproof / SNARK witness)" ON) option(SECP256K1_GPU_BUILD_BIP324 "GPU BIP-324 AEAD encrypt/decrypt ops" ON) option(SECP256K1_GPU_BUILD_FROST "GPU FROST partial-signature verify op" ON) option(SECP256K1_GPU_BUILD_BIP352 "GPU BIP-352 silent-payment scan op" ON) option(SECP256K1_GPU_BUILD_ECDH "GPU ECDH batch op (secret-bearing)" ON) option(SECP256K1_GPU_BUILD_MSM "GPU multi-scalar multiplication op" ON) option(SECP256K1_GPU_BUILD_HASH160 "GPU Hash160(pubkey) batch op" ON) option(SECP256K1_GPU_BUILD_ECRECOVER "GPU ECDSA public-key recovery batch op"