2.4 | RISCY BUSINESS Episode Guide

0:12Shout-out to Wasim with a note on the stream organisation

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0:12Shout-out to Wasim with a note on the stream organisation

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0:12Shout-out to Wasim with a note on the stream organisation

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2:55Plug the new RISCY BUSINESS and Book Club Early Access site¹

7:03Thoughts on LTR vs RTL languages

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7:03Thoughts on LTR vs RTL languages

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7:03Thoughts on LTR vs RTL languages

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9:25Wasim's perspective on numbers in RTL languages

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9:25Wasim's perspective on numbers in RTL languages

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9:25Wasim's perspective on numbers in RTL languages

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11:49Set up to dive into Chapter 2.4, noting the two's complement adder we described on RISCY BUSINESS²

17:43Chapter 2.4 Signed and Unsigned Numbers³

19:20Information theory and the "bit" as the fundamental unit of data

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19:20Information theory and the "bit" as the fundamental unit of data

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19:20Information theory and the "bit" as the fundamental unit of data

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20:57Chapter 2.4 continued⁴

21:25Numerical base

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21:25Numerical base

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21:25Numerical base

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29:30Plug pcalc, in-development but already available to backers at $5 or more

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29:30Plug pcalc, in-development but already available to backers at $5 or more

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29:30Plug pcalc, in-development but already available to backers at $5 or more

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30:35Understanding bases of unsigned numbers

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30:35Understanding bases of unsigned numbers

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30:35Understanding bases of unsigned numbers

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32:51Chapter 2.4 continued⁵

37:33Bytes split into nibbles

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37:33Bytes split into nibbles

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37:33Bytes split into nibbles

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44:25Why 64-bits? Because that's the register width of the HiFive Unleashed

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44:25Why 64-bits? Because that's the register width of the HiFive Unleashed

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44:25Why 64-bits? Because that's the register width of the HiFive Unleashed

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49:06Chapter 2.4 continued, including bit significance and the RISC-V doubleword bit length⁶

52:28Understanding sums of powers

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52:28Understanding sums of powers

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52:28Understanding sums of powers

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57:11Chapter 2.4 continued, 64-bit unsigned number representations⁷

57:53Tip of the day: Counting binary numbers on your hand

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57:53Tip of the day: Counting binary numbers on your hand

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57:53Tip of the day: Counting binary numbers on your hand

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1:03:21Chapter 2.4 continued, 64-bit unsigned number representations⁸

1:05:20Representing negative numbers

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1:05:20Representing negative numbers

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1:05:20Representing negative numbers

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1:07:10Chapter 2.4 continued, 64-bit unsigned number representations⁹

1:07:53Chapter 2.4 Hardware / Software Interface¹⁰

1:08:08"Natural" bases in human history

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1:08:08"Natural" bases in human history

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1:08:08"Natural" bases in human history

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1:11:31Chapter 2.4 Hardware / Software Interface, continued¹¹

1:11:39Tidbit: Various bases in computer history

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1:11:39Tidbit: Various bases in computer history

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1:11:39Tidbit: Various bases in computer history

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1:13:02Chapter 2.4 Hardware / Software Interface, continued¹²

1:14:19On the physical constraints of computers in terms of their numerical representation

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1:14:19On the physical constraints of computers in terms of their numerical representation

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1:14:19On the physical constraints of computers in terms of their numerical representation

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1:18:54Chapter 2.4 continued, on overflow¹³

1:19:21Thoughts on overflow / underflow, and programming for machines

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1:19:21Thoughts on overflow / underflow, and programming for machines

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1:19:21Thoughts on overflow / underflow, and programming for machines

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1:22:00Chapter 2.4 continued, on sign and magnitude¹⁴

1:22:26Two's complement as a way to represent both positive and negative numbers on the same hardware¹⁵

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1:22:26Two's complement as a way to represent both positive and negative numbers on the same hardware¹⁵

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1:22:26Two's complement as a way to represent both positive and negative numbers on the same hardware¹⁵

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1:23:58Chapter 2.4 continued, shortcomings of sign and magnitude¹⁶

1:25:23Positive and negative 0

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1:25:23Positive and negative 0

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1:25:23Positive and negative 0

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1:28:14Chapter 2.4 continued, two's complement¹⁷

1:34:10Understanding negative numbers in two's complement, by counting with 0s

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1:34:10Understanding negative numbers in two's complement, by counting with 0s

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1:34:10Understanding negative numbers in two's complement, by counting with 0s

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1:39:00Chapter 2.4 continued, positive and negative numbers in two's complement¹⁸

1:43:54On two's complement being good for hardware designers¹⁹

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1:43:54On two's complement being good for hardware designers¹⁹

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1:43:54On two's complement being good for hardware designers¹⁹

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1:46:56Chapter 2.4 continued, two's complement²⁰

1:47:30Efficient sign-checking in two's complement

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1:47:30Efficient sign-checking in two's complement

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1:47:30Efficient sign-checking in two's complement

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1:50:11Chapter 2.4 continued, two's complement²¹

1:52:35Chapter 2.4 Example 1 - Binary to Decimal Conversion²²

1:59:30End it here with a glimpse into the next episode, thoughts on it all tying in to RISCY BUSINESS and thanks for all the support

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1:59:30End it here with a glimpse into the next episode, thoughts on it all tying in to RISCY BUSINESS and thanks for all the support

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1:59:30End it here with a glimpse into the next episode, thoughts on it all tying in to RISCY BUSINESS and thanks for all the support

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RISCY BUSINESS

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