Better perf?

2016-09-13 Thread Simon Peyton Jones via ghc-devs
I’m getting this perf improvement from T5837, which is type-function heavy.  Is 
anyone else seeing this


bytes allocated value is too low:

(If this is because you have improved GHC, please

update the test so that GHC doesn't regress again)

ExpectedT5837(normal) bytes allocated: 48507272 +/-10%

Lower bound T5837(normal) bytes allocated: 43656544

Upper bound T5837(normal) bytes allocated: 53358000

Actual  T5837(normal) bytes allocated: 42384144

Deviation   T5837(normal) bytes allocated:-12.6 %

Its good, but I’d quite  like to know which patch made the difference.  Could 
it be

commit 03541cbae50f0d1cdf99120ab88698f29a278159

Author: Simon Peyton Jones 

Date:   Fri Sep 9 17:42:42 2016 +0100



Be less picky about reporing inaccessible code

Seems implausible, but possible I suppose.
Simon
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Re: Better perf?

2016-09-13 Thread Joachim Breitner
Hi,

according to
https://perf.haskell.org/ghc/#graph/tests/alloc/T5837
it was 

commit a48de37dcca98e7d477040b0ed298bcd1b3ab303
Author: Sergei Trofimovich 
Date:   Thu Sep 1 17:34:58 2016 +0100

restore -fmax-worker-args handling (Trac #11565)


Greetings,
Joachim

-- 
Joachim “nomeata” Breitner
  m...@joachim-breitner.de • https://www.joachim-breitner.de/
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RE: Better perf?

2016-09-13 Thread Simon Peyton Jones via ghc-devs
Cool.

Perhaps someone can update the numbers with a comment pointing to the relevant 
commit?

Simon

|  -Original Message-
|  From: ghc-devs [mailto:ghc-devs-boun...@haskell.org] On Behalf Of
|  Joachim Breitner
|  Sent: 13 September 2016 17:00
|  To: ghc-devs@haskell.org
|  Subject: Re: Better perf?
|  
|  Hi,
|  
|  according to
|  https://na01.safelinks.protection.outlook.com/?url=https%3a%2f%2fperf.
|  haskell.org%2fghc%2f%23graph%2ftests%2falloc%2fT5837&data=02%7c01%7csi
|  monpj%40microsoft.com%7ca9cef754e1f246ad325e08d3dbef0f3a%7c72f988bf86f
|  141af91ab2d7cd011db47%7c1%7c0%7c636093792210134741&sdata=fh4bxFFGsWKAA
|  8iZ0J%2faz6d3p4eLv2ZbX2K0qM%2b7GZY%3d
|  it was
|  
|  commit a48de37dcca98e7d477040b0ed298bcd1b3ab303
|  Author: Sergei Trofimovich 
|  Date:   Thu Sep 1 17:34:58 2016 +0100
|  
|  restore -fmax-worker-args handling (Trac #11565)
|  
|  
|  Greetings,
|  Joachim
|  
|  --
|  Joachim “nomeata” Breitner
|    m...@joachim-breitner.de •
|  https://na01.safelinks.protection.outlook.com/?url=https%3a%2f%2fwww.j
|  oachim-
|  breitner.de%2f&data=02%7c01%7csimonpj%40microsoft.com%7ca9cef754e1f246
|  ad325e08d3dbef0f3a%7c72f988bf86f141af91ab2d7cd011db47%7c1%7c0%7c636093
|  792210144750&sdata=gv6NQVusbo5hJ0w4vvHZyyJGsXWe6iPadR6emQWaKZo%3d
|    XMPP: nome...@joachim-breitner.de • OpenPGP-Key: 0xF0FBF51F
|    Debian Developer: nome...@debian.org
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