The KHR_parallel_shader_compile extension is part of the WebGL API and enables a non-blocking poll operation, so that compile/link status availability (COMPLETION_STATUS_KHR) can be queried without potentially incurring stalls.

MDN Reference

interface KHR_parallel_shader_compile {
    COMPLETION_STATUS_KHR: 37297;
}
Index

Properties

COMPLETION_STATUS_KHR: 37297