...which has 40 entries, 20 for each thread. Haswell continued to improve the branch misses although the exact details have not been made public. ...also handled at this stage. 4 instructions, but with the aid of the macro-fusion, up to 5 instructions can be decoded each cycle.

*** Redesigned branch prediction **** Improved [[macro-op fusion]] (covers almost all jump with most arithmetic now)

*** Improved [[branch prediction unit]] ...ream than in previous architectures. The intimate improvements done in the branch predictor were not further disclosed by Intel.

** Branch Predictor *** Improved branch mispredictions

*** Improved [[branch prediction unit]] ...operation, the front-end throughput was improved. AMD reported that the [[branch prediction unit]] has been reworked. This includes improvements to the [[pr

* Improved branch prediction ...etch-to-retire for floating point instructions. POWER9 furthered increased fusion and reduced the number of instructions cracked (POWER handles complex instr

{{title|Macro-Operation Fusion (MOP Fusion)}}{{confuse|micro-operation fusion}} '''Macro-Operation Fusion''' (also '''Macro-Op Fusion''', '''MOP Fusion''', or '''Macrofusion''') is a hardware optimization technique found in man

*** Larger branch prediction *** µOP fusion

** [[Branch-prediction]] ** Additional instruction fusion cases

** Improved [[branch predictor]] ...predictor]] has also been improved. The intimate improvements done in the branch predictor were not further disclosed by Intel.

...ont-end of the machine versus prior generations. The CNS core has a better branch predictor and better prefetchers. Prior to getting sent to decode, the FIQ has the ability to do [[macro-op fusion]]. CNS can detect certain pairs of adjacent instructions such as a simple a

|47777||3.05||AMD A45/A50M/A55E Fusion Controller Hub Register Reference Guide||2012-05|| |48879||3.00||AMD A55E Fusion Controller Hub Databook||2012-05||Hudson-E1

** Branch-prediction *** Up to 90% reduction in branch mispredictions (for BTB misses)