Q. Why is using DIV usually bad for performance but good for reversers?

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Q. What happens when a compiler has constant divisors?

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Q. What is reciprocal multiplication?

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Q. Why is multiplication preferred over division in computers?

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Q. How can fixed-point arithmetic be used to represent fractions and real numbers?

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Q. How is the reciprocal of a divisor used in reciprocal multiplication?

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Q. What is the benefit of using reciprocal multiplication over division in computers?

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Q. What is fixed-point arithmetic?

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Q. How does fixed-point arithmetic represent fractional values in integers?

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Q. What is the result of multiplying a 32-bit dividend by an integer reciprocal?

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Q. How do compilers achieve greater accuracy with reciprocals when working with large dividends?

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Q. What is the purpose of the imaginary dot in an integer when representing an approximation of a real number?

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Q. How is the fractional value represented in a fixed-point representation of a real number?

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Q. Why is the last digit in each reciprocal incremented by one?

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Q. When do compilers use reciprocal in multiplication instructions?

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Q. What is modulo?

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Q. What is the most common and intuitive method for calculating the modulo of a signed 32-bit integer?

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Q. Why is the approach of using IDIV not the fastest in terms of runtime performance?

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Q. What do some compilers use in order to determine the modulo?

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Q. Why do modern 32-bit software use larger-than-32-bit integer data types?

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