Version française
Home     About     Download     Resources     Contact us    
Browse thread
Severe loss of performance due to new signal handling
[ Home ] [ Index: by date | by threads ]
[ Search: ]

[ Message by date: previous | next ] [ Message in thread: previous | next ] [ Thread: previous | next ]
Date: -- (:)
From: Markus Mottl <markus.mottl@g...>
Subject: Re: [Caml-list] Severe loss of performance due to new signal handling
On 3/20/06, Robert Roessler <roessler@rftp.com> wrote:
>
> At the risk of being "irrelevant", I wanted to nail down exactly what
> assertion is being made here: are we talking about directly executing
> in assembly code the relevant x86[-64]/ppc/whatever instructions for
> "read-and-clear", or going through OS-dependent access routines like
> Windows' InterlockedExchange()?


We are talking of the assembly code.  See file byterun/signals_machdep.h,
which contains the corresponding macros.

Regards,
Markus

--
Markus Mottl        http://www.ocaml.info        markus.mottl@gmail.com