Labels:text | screenshot | number | font | parallel | document | line OCR: (a) PowerPC 601 Integer Floating Load Store Operate Load Store Operate Branch Integer load × X Integer store x X Integer operate × × Floating load × x Floating store × × Floating operate × X X X X: X X Branch x × X × x (b) Alpha 21064 Integer Floating Branch Load Store Operate Load Store Operate Integer Floating Integer load × X Integer store × Integer operate X × X X X Floating load ‘X. Floating store x Floating operate XX × Integer branch Floating branch x Table 3: Instruction dispatch rules; (a) In the 601, three mutually compatible instructions (marked with X) may issue simultaneously; (b) in the 21064, two compatible instructions may issue simultaneously. Integer branches depend on an integer register, and floating branches depend on a floating register.