barrel shifter circuit of
- The Intel 386 processor (1985) was a large step from the 286 processor, moving x86 to a 32-bit architecture. The 386 also dramatically improved the performance of shift and rotate operations by adding a “barrel shifter”, a circuit that can shift by multiple bits in one step. The die photo below shows the 386’s barrel shifter, highlighted in the lower left and taking up a substantial part of the die.
- John McCain (Wikipedia)
John Sidney McCain III (August 29, 1936 – August 25, 2018) was an American politician and United States Navy officer who served as a U.S. senator from Arizona from 1987 until his death in 2018. He previously served two terms in the U.S. House of Representatives and was the Republican Party’s nominee in the 2008 U.S. presidential election.