Subject:Computer Architecture

Arctictue and organisations

Original Code B. Unroll the original loop twice and make mordering to reduce data hazardun ponnible Eliminate any name dependences between the unrolled copies of the loop ning relater renaming. How many clock cycles are required per iteration of the unrolled loop? Unrolled Re-ordered code Total number of eyeles Isbow the ad of stall FO, O(R2) cycles) F2, O(R3) MULTD F6, FO, F4 F8, F2, F6 R2, R2, 8 R3, R3, 8 R3, R.5, 8 R5, Loop Loop: LD LD ADDD ADDI ADDI SUB BNEZ