Function gdn_decode_f32_strided 

pub fn gdn_decode_f32_strided(
    gpu: &dyn GpuBackend,
    kernel: KernelHandle,
    h_state: DevicePtr,
    query: DevicePtr,
    key: DevicePtr,
    value: DevicePtr,
    gate: DevicePtr,
    beta: DevicePtr,
    output: DevicePtr,
    batch_size: u32,
    num_k_heads: u32,
    num_v_heads: u32,
    k_dim: u32,
    v_dim: u32,
    qk_stride: u32,
    v_stride: u32,
    gb_stride: u32,
    out_stride: u32,
    stream: u64,
) -> Result<()>

2026-09-25: Strided FP32 GDN decode for several sequences in one launch: Q/K/V, gate/beta and the output are rows qk_stride, v_stride, gb_stride and out_stride apart per sequence.