Practice Instruction Selection: Choosing the Right CPU Commands - 8.2.2 | Module 8: Code Generation - Building the Machine's Instructions | Compiler Design /Construction
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is instruction selection?

πŸ’‘ Hint: Think about the transition from TAC to assembly code.

Question 2

Easy

What does ISA stand for?

πŸ’‘ Hint: It relates to the set of instructions a CPU can execute.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What does ISA stand for?

  • Instruction Set Architecture
  • Internal System Analysis
  • Integrated Software Architecture

πŸ’‘ Hint: Think about what the instruction set of a CPU includes.

Question 2

Addressing modes determine how data is accessed in memory.

  • True
  • False

πŸ’‘ Hint: Recall our discussion on how you can retrieve data.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Suppose a CPU has an instruction that multiplies by two faster than a typical multiplication instruction. If your assignment code includes a lot of multiplications by two, how might you adapt your instruction selection to use the specialized instruction instead?

πŸ’‘ Hint: Consider how you would replace a common operation with a more efficient one.

Question 2

If a program's addressing mode requires frequent updates to a data structure in memory, how might that impact your choice of addressing mode in instruction selection?

πŸ’‘ Hint: Think about how often the program needs to access the data and the implications that has.

Challenge and get performance evaluation