FP循环中的最少Sta数 1 Loop: LD FO,O(R1) 23 SUBI R1.R1.8 ADDD F4F0F2 stall 5 BNEz R1, Loop; delayed branch SD 8(R1), F4 altered when move past SUBI Swap BNEZ and SD by changing address of SD 6 clocks:通过循环展开4次是否可以提高性能?6 clocks: 通过循环展开4次是否可以提高性能? 1 Loop: LD F0,0(R1) 2 SUBI R1,R1,8 3 ADDD F4,F0,F2 4 stall 5 BNEZ R1,Loop ;delayed branch 6 SD 8(R1),F4 ;altered when move past SUBI Swap BNEZ and SD by changing address of SD 2021/2/7 12 FP 循环中的最少Stalls数