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Welcome to CMPT 295: Intro to Computer Systems Discussion Board
Please use the appropriate tags. If you do not tag we will not respond.
If you do not use the template below, we may not respond.
# Question templates
SFU ID:
Github username:
Github: Link to github repo (your assignment repos are private so these links are only accessible to TAs and Instructor)
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Observed behavior:
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# Lecture Question
Week :
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Question:
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Manveer Deol
, …
Vinay Lalwani
3
10/10/20
Accidental change to ref file (Assignment 2)
Can I revert back to a previous build even after the deadline? On Saturday, October 10, 2020 at 12:06
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Github
ass2
Accidental change to ref file (Assignment 2)
Can I revert back to a previous build even after the deadline? On Saturday, October 10, 2020 at 12:06
10/10/20
Hassan Shahid
,
Parmida Vahdatnia
4
10/10/20
I-Part test
you have implemented that specific function correctly On Friday, October 9, 2020 at 11:12:13 PM UTC-7
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ass2
I-Part test
you have implemented that specific function correctly On Friday, October 9, 2020 at 11:12:13 PM UTC-7
10/10/20
Taha Liaqat
,
Parmida Vahdatnia
2
10/9/20
multiply too many instructions
this topic has already been covered in other group discussions, search the keywords and follow the
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ass2
multiply too many instructions
this topic has already been covered in other group discussions, search the keywords and follow the
10/9/20
Granton Lo
, …
Parmida Vahdatnia
5
10/10/20
Local CI infinite looop
this is a problem with PC, check your pc handling. On Friday, October 9, 2020 at 11:34:28 PM UTC-7
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ass2
Local CI infinite looop
this is a problem with PC, check your pc handling. On Friday, October 9, 2020 at 11:34:28 PM UTC-7
10/10/20
David Huang Li
,
Parmida Vahdatnia
2
10/9/20
Q&A
Student trace finished before reference trace SB
This topic has been covered in previous threads, search the keywords and look into the answers given
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ass2
part2
Q&A
Student trace finished before reference trace SB
This topic has been covered in previous threads, search the keywords and look into the answers given
10/9/20
Seerat Singh
,
Arrvindh Shriraman
6
10/9/20
Instruction not starting.
I apologize, I type here incorrect but the command was correct in the command as shown in the
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ass2
Instruction not starting.
I apologize, I type here incorrect but the command was correct in the command as shown in the
10/9/20
Taha Liaqat
,
Arrvindh Shriraman
2
10/9/20
part 2 multiply test failure
that just means your trace is broken beyond the point which our script can say anything meaningful.
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ass2
part 2 multiply test failure
that just means your trace is broken beyond the point which our script can say anything meaningful.
10/9/20
Tanzil Sarker
,
Parmida Vahdatnia
2
10/9/20
Assignment 2/ part 2
use the debugging options mentioned in the assignment webpage, use printfs to observe desired steps
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ass2
part2
test
Assignment 2/ part 2
use the debugging options mentioned in the assignment webpage, use printfs to observe desired steps
10/9/20
Barry Zhao
, …
Arrvindh Shriraman
6
10/10/20
Simple test failed in a2 part2
I checked for my utils.c and solve the problem. The reason of failure was the lack of opcode cases.
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ass2
Simple test failed in a2 part2
I checked for my utils.c and solve the problem. The reason of failure was the lack of opcode cases.
10/10/20
Danial
,
Parmida Vahdatnia
2
10/9/20
Assignment 2 - Random.trace
you are implementing the slt function the other way around, also remember that each register is 32
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ass2
Assignment 2 - Random.trace
you are implementing the slt function the other way around, also remember that each register is 32
10/9/20
Shawn McGirr
,
Arrvindh Shriraman
4
10/9/20
sign_extend does not work
At least as I see it on your checked code its not. On Friday, October 9, 2020 at 4:30:29 PM UTC-7,
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ass2
sign_extend does not work
At least as I see it on your checked code its not. On Friday, October 9, 2020 at 4:30:29 PM UTC-7,
10/9/20
KV
, …
Arrvindh Shriraman
6
10/9/20
localci.sh failing
it's fixed. Please disregard my last message On Friday, October 9, 2020 at 3:05:38 PM UTC-7 KV
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ass2
localci.sh failing
it's fixed. Please disregard my last message On Friday, October 9, 2020 at 3:05:38 PM UTC-7 KV
10/9/20
Adam
,
Parmida Vahdatnia
4
10/9/20
mac.input failing to run
watch the videos the concept of pc is covered there On Friday, October 9, 2020 at 1:28:30 PM UTC-7
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ass2
mac.input failing to run
watch the videos the concept of pc is covered there On Friday, October 9, 2020 at 1:28:30 PM UTC-7
10/9/20
Taha Liaqat
, …
stuntm...@gmail.com
4
10/9/20
part 2 multiply test failure
TA means that you have to specify a line or function in your query On Friday, October 9, 2020 at 1:29
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ass2
part 2 multiply test failure
TA means that you have to specify a line or function in your query On Friday, October 9, 2020 at 1:29
10/9/20
Myron yung
, …
Arrvindh Shriraman
6
10/9/20
SB test error
-e is only for simple,ranom,multiple. Those require -e. All other tests do not. On Friday, October 9,
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ass2
SB test error
-e is only for simple,ranom,multiple. Those require -e. All other tests do not. On Friday, October 9,
10/9/20
Arrvindh Shriraman
10/9/20
Re: what is in all part 1 test that isn't testing each type individually?
multiply,simple, or random fails. Check LOG.md On Friday, October 9, 2020 at 10:41:12 AM UTC-7,
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ass2
Re: what is in all part 1 test that isn't testing each type individually?
multiply,simple, or random fails. Check LOG.md On Friday, October 9, 2020 at 10:41:12 AM UTC-7,
10/9/20
KV
,
Arrvindh Shriraman
3
10/9/20
Trouble with execute_jal
thank you On Friday, October 9, 2020 at 9:36:16 AM UTC-7 ashrir...@gmail.com wrote: https://web.cecs.
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ass2
Trouble with execute_jal
thank you On Friday, October 9, 2020 at 9:36:16 AM UTC-7 ashrir...@gmail.com wrote: https://web.cecs.
10/9/20
Hitesh Juneja
,
Arrvindh Shriraman
3
10/9/20
Assignment-2 Part-2 Random Test Errors
Thanks! Found my error On Friday, October 9, 2020 at 10:28:59 PM UTC+5:30 ashrir...@gmail.com wrote:
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ass2
Assignment-2 Part-2 Random Test Errors
Thanks! Found my error On Friday, October 9, 2020 at 10:28:59 PM UTC+5:30 ashrir...@gmail.com wrote:
10/9/20
David Huang Li
,
Arrvindh Shriraman
2
10/9/20
Q&A
Jump Offset
https://web.cecs.pdx.edu/~harry/riscv/RISCV-Summary.pdf (Read page 71-74) OR https://www.cs.sfu.ca/~
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ass2
Q&A
Jump Offset
https://web.cecs.pdx.edu/~harry/riscv/RISCV-Summary.pdf (Read page 71-74) OR https://www.cs.sfu.ca/~
10/9/20
Ian Moon
2
10/9/20
test errors for part 2
nevermind. My jump offsets seem to be wrong after all this time.. On Thursday, October 8, 2020 at 9:
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ass2
test errors for part 2
nevermind. My jump offsets seem to be wrong after all this time.. On Thursday, October 8, 2020 at 9:
10/9/20
Bianca M
, …
Arrvindh Shriraman
8
10/9/20
RSLI register not changing
1. Your shifting is bogus. Read RISCV_CARD carefully: https://www.cs.sfu.ca/~ashriram/Courses/CS295/
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ass2
RSLI register not changing
1. Your shifting is bogus. Read RISCV_CARD carefully: https://www.cs.sfu.ca/~ashriram/Courses/CS295/
10/9/20
Bianca M
,
Arrvindh Shriraman
2
10/8/20
empty SRAI adding PC+4?
Include images of your output and mark exactly which register and where in the trace. Also if your
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ass2
empty SRAI adding PC+4?
Include images of your output and mark exactly which register and where in the trace. Also if your
10/8/20
Ian Moon
,
Arrvindh Shriraman
2
10/8/20
Re: Assignment 2 part 2
Include images of your output and mark exactly which register and where in the trace. Also if your
unread,
ass2
Re: Assignment 2 part 2
Include images of your output and mark exactly which register and where in the trace. Also if your
10/8/20
Danial
,
Arrvindh Shriraman
5
10/9/20
Q&A
Assign 2 - Part 2 - Random Test
Then check the implementation of instructions that write to a0 On Thursday, October 8, 2020 at 7:45:
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ass2
Q&A
Assign 2 - Part 2 - Random Test
Then check the implementation of instructions that write to a0 On Thursday, October 8, 2020 at 7:45:
10/9/20
Shiyuan Miao
,
Arrvindh Shriraman
2
10/8/20
Travis build fails
Partial if you pass the partial tests On Thursday, October 8, 2020 at 3:38:26 PM UTC-7, Shiyuan Miao
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ass2
Travis build fails
Partial if you pass the partial tests On Thursday, October 8, 2020 at 3:38:26 PM UTC-7, Shiyuan Miao
10/8/20
Arrvindh Shriraman
10/8/20
Reminder: Assignment 2 Deadline < 48 hrs and Debugging tips
Assignment 2 deadline is less than 48 hours away. Here are some general debugging tips as you go
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ass2
setup
Reminder: Assignment 2 Deadline < 48 hrs and Debugging tips
Assignment 2 deadline is less than 48 hours away. Here are some general debugging tips as you go
10/8/20
Fazal Warraich
,
Arrvindh Shriraman
2
10/8/20
Assignment2 Part2 (multiply.input)
Check your implementation against the details here https://web.cecs.pdx.edu/~harry/riscv/RISCV-
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ass2
Assignment2 Part2 (multiply.input)
Check your implementation against the details here https://web.cecs.pdx.edu/~harry/riscv/RISCV-
10/8/20
Colin Yuen
,
Arrvindh Shriraman
10
10/8/20
A2 P2 - Random Input Error on LH
Haha, I found my issue, I was missing brackets in some areas. Thanks for the hint about looking at my
unread,
ass2
A2 P2 - Random Input Error on LH
Haha, I found my issue, I was missing brackets in some areas. Thanks for the hint about looking at my
10/8/20
Bianca M
,
Arrvindh Shriraman
3
10/8/20
Simple test
Check your PC. Read PC notes on group and on assignment pagr n Thursday, October 8, 2020 at 6:11:12
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ass2
Simple test
Check your PC. Read PC notes on group and on assignment pagr n Thursday, October 8, 2020 at 6:11:12
10/8/20
KV
,
Arrvindh Shriraman
2
10/8/20
assignment 2 part 2 - testing MULH and SLL
You can't really; the tests are best effort You need one test for each instruction or close to 50
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ass2
assignment 2 part 2 - testing MULH and SLL
You can't really; the tests are best effort You need one test for each instruction or close to 50
10/8/20