July 2011
Intermediate to advanced
432 pages
14h 36m
English
Content preview from Processor Description Languages
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82 CHAPTER 4 nML
(a)
(c)
(b)
(d)
jump
IF
IF ID EX1
IF ID EX1
stallstall
target
target ⫹ 1
1
23
4
5
6
cycles
jump ⫹ 1
IF ID EX1
. . .
instructions
123 456
jump
IF ID
IF
IF ID EX1
EX1
jump ⫹ 3
cycle
s
jump ⫹ 1
ID EX1
IF
jump ⫹ 2
ID EX1
instructions
123 456cycle
s
jump
IF ID
IF
IF ID EX1
EX1
target
target + 1
jump ⫹ 1
ID EX1
IF ID EX1
. . .
IF
jump ⫹ 2
ID EX1
instructions
jump
IF ID
IF
EX1
cycles
jump
⫹
1
stalI
l
ID
IF
jump
⫹
2
ID EX1
EX1
instructions
12 6345
FIGURE 4.2
Pipeline diagram for conditional jumps: (a) taken; (b) not taken; (c) delayed, taken;
(d) delayed, not taken.
If the jump is taken, see Fig. 4.2(a), the target instruction can only be fetched
the next cycle and the pipeline must be stalled for two cycles. ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.