Function core::arch::nvptx::_block_idx_x

pub unsafe fn _block_idx_x() -> i32

🔬 This is a nightly-only experimental API. (stdsimd #48556)

This is supported on (non-crate feature miri-test-libstd or test or doctest) and (target_arch="nvptx" or target_arch="nvptx64") only.

x-th thread-block index.