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Re: CNI and interface methods

From: David Daney <ddaney at caviumnetworks dot com>
To: Stephen Kell <srk31 at srcf dot ucam dot org>
Cc: Bryce McKinlay <bmckinlay at gmail dot com>, Andrew Haley <aph at redhat dot com>, java at gcc dot gnu dot org
Date: Fri, 03 Apr 2009 12:04:31 -0700
Subject: Re: CNI and interface methods
References: <20090402193827.GD4939@font.cl.cam.ac.uk> <49D5CAD4.8040700@redhat.com> <7230133d0904030328o55069f0do9147f879bcbd5e4f@mail.gmail.com> <20090403185355.1ba66c55@ernest-2.christs.cam.ac.uk>

Stephen Kell wrote:

(whereas I'd been worried that maybe some multiple-inheritance-style pointer adjustment was not being done and was causing the segfaults I was seeing).

GCJ doesn't use C++ style multiple inheritance to implement interfaces. The initialization of the interface dispatch tables is done at runtime by some somewhat trick code.

Actually I am surprised that you can call interface methods from CNI. You learn something new everyday.

David Daney

References:
- CNI and interface methods
  - From: Stephen Kell
- Re: CNI and interface methods
  - From: Andrew Haley
- Re: CNI and interface methods
  - From: Stephen Kell

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