What does "Compacted " meaning in GEN ASM

[chris_pn]

Hi,

    I'm trying to understand GEN Assembly code of OpenCL. One question:

What does "Compacted " meaning in GEN ASM? like this asm code:

mov (8|M0)  r10.0<1>:f  r124.0<8;8,1>:d  {Compacted}

[chris_pn]

Sorry, Already move this question to another forum:

https://community.intel.com/t5/GPU-Compute-Software/What-does-quot-Compacted-quot-meaning-in-GEN-ASM/m-p/1269839#M95