Method Update

layers/gpuav/spirv/pass.cpp:888–898

}

void Pass::ControlFlow::Update(const BasicBlock& block) {
    if (in_loop) {
        if (block.GetLabelId() == merge_target_id) {
            in_loop = false;
            merge_target_id = 0;
        }
    } else if (block.IsLoopHeader()) {
        in_loop = true;
        merge_target_id = block.loop_header_merge_target_;
    }
}

// Helper for passes with multiple linked functions they may grab
// Pass in cached link_function_id and only update it the first time