On reducing energy-consumption by late-inserting instructions into the issue queue
Enric Morancho, José María Llabería, Àngel Olivé · 2007
In the presence of a long-latency instruction as a L2 miss, the issue queue (IQ) may fill with instructions dependent on the L2 miss; consequently, the IQ will not expose instruction-level parallelism until resolving the miss.