Answer the following questions considering pipelining: You have a system with a single memory port, but...

  

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Answer the following questions considering pipelining: You have a system with a single memory port, but a separate port is available dedicated to the stack. So you need to be careful when accessing the memory. Consider the following pipelining scenario to identify the types of the hazards and indicate the numbers of related instructions (which pair of instructions) along with the reason why they occurred. Note that out instruction uses an I/O port isolated from the memory. # Instruction/Time 1 add ax, [si] 2 push bx 3 out bx add cx, dx 4 5 6 Hazard # 1. 2. and bx, 0 add bx, CX Hazard Type 1 FI 2 3 DI FO FI DI FI 4 EI FO DI FI Instruction Numbers (instA, instB) 5 6 WO ΕΙ WO FO DI FI 7 8 9 10 ΕΙ WO FO DI FI EI WO FO DI ΕΙ WO FO ΕΙ WO Reason Answer the following questions considering pipelining: You have a system with a single memory port, but a separate port is available dedicated to the stack. So you need to be careful when accessing the memory. Consider the following pipelining scenario to identify the types of the hazards and indicate the numbers of related instructions (which pair of instructions) along with the reason why they occurred. Note that out instruction uses an I/O port isolated from the memory. # Instruction/Time 1 add ax, [si] 2 push bx 3 out bx add cx, dx 4 5 6 Hazard # 1. 2. and bx, 0 add bx, CX Hazard Type 1 FI 2 3 DI FO FI DI FI 4 EI FO DI FI Instruction Numbers (instA, instB) 5 6 WO ΕΙ WO FO DI FI 7 8 9 10 ΕΙ WO FO DI FI EI WO FO DI ΕΙ WO FO ΕΙ WO Reason

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