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Artem Shcherbak
,
Derek Bruening
15
Apr 15
Detach on linux does not work on the first attempt(second mail thread)
The mcontext for the code cache state while in the clean call is obtained in dr_get_mcontext() from
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Detach on linux does not work on the first attempt(second mail thread)
The mcontext for the code cache state while in the clean call is obtained in dr_get_mcontext() from
Apr 15
Alex Brown
, …
Prasun
15
Apr 14
Issues with drrun running simple programs on windows
I'm also unable to run any programs on some Windows machines. There is an immediate failure with
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Issues with drrun running simple programs on windows
I'm also unable to run any programs on some Windows machines. There is an immediate failure with
Apr 14
Gandholi Sarat
, …
Derek Bruening
6
Apr 1
Inconsistency in trace file results
Any contributions to improve DynamoRIO are welcome. There are filed issues on performance problems
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Inconsistency in trace file results
Any contributions to improve DynamoRIO are welcome. There are filed issues on performance problems
Apr 1
Artem Shcherbak
,
Derek Bruening
2
Mar 22
Detach on linux does not work on the first attempt
The code you show is unlinking to ensure the thread goes back to dispatch and sees the pending nudge.
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Detach on linux does not work on the first attempt
The code you show is unlinking to ensure the thread goes back to dispatch and sees the pending nudge.
Mar 22
wl mu
, …
Derek Bruening
5
Mar 19
How to write efficient DynamoRIO client for edge profiling?
If you insert manually inlined instrumentation, you might want something like a conditional move (eg,
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How to write efficient DynamoRIO client for edge profiling?
If you insert manually inlined instrumentation, you might want something like a conditional move (eg,
Mar 19
TOMYUE
, …
Abhinav Sharma
6
Mar 19
How to create a valid move register value to absolute memory address instr ?
Also see the Buffer Filling API (https://dynamorio.org/page_drx.html#sec_drx_buf) documentation.
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How to create a valid move register value to absolute memory address instr ?
Also see the Buffer Filling API (https://dynamorio.org/page_drx.html#sec_drx_buf) documentation.
Mar 19
fish-man
, …
Derek Bruening
8
Mar 12
How to get the dynamic instruction trace on AArch64 Android
It looks like the various folks (including on this thread) who have made progress have either not (
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How to get the dynamic instruction trace on AArch64 Android
It looks like the various folks (including on this thread) who have made progress have either not (
Mar 12
Chaitanya Mamatha Ananda
,
Derek Bruening
6
Mar 8
DynamoRIO client on FLEET Benchmark
These are weird errors that nobody else has seen. That implies something unusual about your hardware,
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DynamoRIO client on FLEET Benchmark
These are weird errors that nobody else has seen. That implies something unusual about your hardware,
Mar 8
Artem Shcherbak
,
Derek Bruening
4
Feb 28
Incomplete source operand when decoding Aarch64
Thank you! We used the function opnd_get_reg_used() and it worked for our tool. пятница, 16 февраля
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Incomplete source operand when decoding Aarch64
Thank you! We used the function opnd_get_reg_used() and it worked for our tool. пятница, 16 февраля
Feb 28
prasun3
Feb 22
soureware git was temporarily unreachable
I ran into an issue where git submodule update failed because sourceware git (https://sourceware.org/
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soureware git was temporarily unreachable
I ran into an issue where git submodule update failed because sourceware git (https://sourceware.org/
Feb 22
Surim Oh
, …
Derek Bruening
6
Feb 20
Cannot run drraw2trace with ERROR: Conversion failed: Failed to process file for thread 25: Failed to close prior component
It is sounding like a problem with third_party/zlib/contrib/minizip. As you can see in the code, the
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Cannot run drraw2trace with ERROR: Conversion failed: Failed to process file for thread 25: Failed to close prior component
It is sounding like a problem with third_party/zlib/contrib/minizip. As you can see in the code, the
Feb 20
Mingsheng Xu
,
Derek Bruening
3
Feb 19
Why is instrumentation before rep string emulation executed multiple times consecutively?
Thank you so much! The issue request description is helpful as well. I'll have a try! On Friday,
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Why is instrumentation before rep string emulation executed multiple times consecutively?
Thank you so much! The issue request description is helpful as well. I'll have a try! On Friday,
Feb 19
Alexey Popov
,
Derek Bruening
2
Feb 5
How do I use fopen() and freopen() within DynamoRIO client?
I can't reproduce this problem: the fopen works fine in a client on my system. Probably this is
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How do I use fopen() and freopen() within DynamoRIO client?
I can't reproduce this problem: the fopen works fine in a client on my system. Probably this is
Feb 5
prasun3
,
Derek Bruening
2
Feb 5
setting scheduler output stream count to input stream count
There is not currently another way. This seems a reasonable feature to add: could you file a feature
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setting scheduler output stream count to input stream count
There is not currently another way. This seems a reasonable feature to add: could you file a feature
Feb 5
TOMYUE
,
Abhinav Sharma
3
Feb 3
How to Save and Restore `ymm` register in `mcontext` before and after build_bb_ilist in DR internal
>Note that the ymm registers are the lower half of the zmm registers. So it is sufficient for
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How to Save and Restore `ymm` register in `mcontext` before and after build_bb_ilist in DR internal
>Note that the ymm registers are the lower half of the zmm registers. So it is sufficient for
Feb 3
Stefano Carnà
,
Abhinav Sharma
5
Feb 1
Splitting Basic Block
I understand your point. Actually I wanted to assess a bit the capabilities of dynamorio and see what
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Splitting Basic Block
I understand your point. Actually I wanted to assess a bit the capabilities of dynamorio and see what
Feb 1
Mohammad Ewais
,
Derek Bruening
3
Jan 13
Debugging memory allocation/freeing
Thanks a lot. Will give it a try. On Friday, January 12, 2024 at 4:18:32 PM UTC-5 Derek Bruening
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Debugging memory allocation/freeing
Thanks a lot. Will give it a try. On Friday, January 12, 2024 at 4:18:32 PM UTC-5 Derek Bruening
Jan 13
zhangqi zhu
,
Derek Bruening
4
Jan 10
Does the -attach option available when using offline mode?
I filed https://github.com/DynamoRIO/dynamorio/issues/6550 on adding attach support to the drcachesim
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Does the -attach option available when using offline mode?
I filed https://github.com/DynamoRIO/dynamorio/issues/6550 on adding attach support to the drcachesim
Jan 10
prasun3
,
Abhinav Sharma
2
Jan 8
kernel tracing question
Hi, > Is there anything I need to do to enable these kernel tests? To enable all kernel tracing
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kernel tracing question
Hi, > Is there anything I need to do to enable these kernel tests? To enable all kernel tracing
Jan 8
Allyson Cauble
,
Derek Bruening
2
Jan 5
Detailed Instruction Analysis Tool
There is a feature request to add counts by broad opcode categories like branches, SIMD operations,
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Detailed Instruction Analysis Tool
There is a feature request to add counts by broad opcode categories like branches, SIMD operations,
Jan 5
Atharva Bhanage
,
Derek Bruening
2
12/15/23
Wanted to Understand the architecture of how things are working in dynamorio Clients
In general DR and clients have to be kept separate from the application. DR has a private loader to
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Wanted to Understand the architecture of how things are working in dynamorio Clients
In general DR and clients have to be kept separate from the application. DR has a private loader to
12/15/23
Mohammad Ewais
,
Derek Bruening
9
12/12/23
Deadlock at check_wait_at_safe_spot
Very sorry to reopen this, but "when" exactly does this synch happen? Can it happen anytime
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Deadlock at check_wait_at_safe_spot
Very sorry to reopen this, but "when" exactly does this synch happen? Can it happen anytime
12/12/23
2ourc3 1er
,
Derek Bruening
4
12/9/23
[DRCOV2LCOV] Warning(1): Failed to enumerate lines
I'm not sure what you're asking: the files for the tool itself end up on the list of
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[DRCOV2LCOV] Warning(1): Failed to enumerate lines
I'm not sure what you're asking: the files for the tool itself end up on the list of
12/9/23
Enrico Deiana
,
Derek Bruening
3
12/8/23
PR related to i#5994
Got it! For some reason I thought categories where only statically defined by the opcode (I got
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PR related to i#5994
Got it! For some reason I thought categories where only statically defined by the opcode (I got
12/8/23
oke eee eyo
, …
assad.hashm...@gmail.com
3
12/3/23
Is it available on cortex-m7?
Cortex M7 is an implementation of Arm's AArch32 architecture and is intended for embedded
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Is it available on cortex-m7?
Cortex M7 is an implementation of Arm's AArch32 architecture and is intended for embedded
12/3/23
Chaitanya M.A.
, …
Derek Bruening
3
11/29/23
A custom tracer for drcachesim
I would suggest creating an analysis tool which looks only at accesses from the executable module and
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A custom tracer for drcachesim
I would suggest creating an analysis tool which looks only at accesses from the executable module and
11/29/23
Albert K
, …
Derek Bruening
12
11/28/23
How to obtain the values of all registers when a program is executed to a certain state on the ARM platform
I seem to have successfully obtained the contents of the neon related registers (Q0-Q31, D0-D31, S0-
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How to obtain the values of all registers when a program is executed to a certain state on the ARM platform
I seem to have successfully obtained the contents of the neon related registers (Q0-Q31, D0-D31, S0-
11/28/23
2ourc3 1er
11/20/23
DynamoRIO Discord?
Hi Dynamic runners, Any aspiration to create a Discord? Would be nice to hangout :) Cheers 2ourc3
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DynamoRIO Discord?
Hi Dynamic runners, Any aspiration to create a Discord? Would be nice to hangout :) Cheers 2ourc3
11/20/23
刘蕴哲
,
Derek Bruening
2
11/20/23
Some concerns with Google workload traces
These traces are indeed from steady state and are representative of datacenter applications.
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Some concerns with Google workload traces
These traces are indeed from steady state and are representative of datacenter applications.
11/20/23
Mohammad Ewais
,
Derek Bruening
10
11/19/23
fragment's relation to trace
I don't remember hitting issues with trace vs block identification, but some of our larger tools
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fragment's relation to trace
I don't remember hitting issues with trace vs block identification, but some of our larger tools
11/19/23