#[unsafe(no_mangle)]pub extern "C" fn sigil_gpu_map(arr_ptr: i64) -> i64Expand description
GPU map operation - would compile to WGSL/SPIR-V compute shader Shader structure:
@compute @workgroup_size(256)
fn main(@builtin(global_invocation_id) id: vec3<u32>) {
let idx = id.x;
output[idx] = transform(input[idx]);
}