b6994
vulkan: fuse mul_mat_id + mul (#17095) * vulkan: fuse mul_mat_id + mul This comes up in qwen3 moe. * split mul_mat_id fusion tests into a separate class
vulkan: fuse mul_mat_id + mul (#17095) * vulkan: fuse mul_mat_id + mul This comes up in qwen3 moe. * split mul_mat_id fusion tests into a separate class