Re: exceptions & dataflow

Jason Merrill <jason@cygnus.com>
12 Feb 1998 13:32:35 -0500

          From comp.compilers
Related articles
[4 earlier articles]
Re: exceptions & dataflow dlmoore@ix.netcom.com (David L Moore) (1998-02-08)
Re: exceptions & dataflow dlmoore@ix.netcom.com (David L Moore) (1998-02-09)
Re: exceptions & dataflow sergey@solyanik.com (Sergey Solyanik) (1998-02-10)
Re: exceptions & dataflow jason@cygnus.com (Jason Merrill) (1998-02-10)
Re: exceptions & dataflow mcdirmid@beaver.cs.washington.edu (1998-02-10)
Re: exceptions & dataflow jeremy@softway.com.au (1998-02-10)
Re: exceptions & dataflow jason@cygnus.com (Jason Merrill) (1998-02-12)
Re: exceptions & dataflow fjh@hydra.cs.mu.oz.au (Fergus Henderson) (1998-02-12)
Re: exceptions & dataflow chase@world.std.com (David Chase) (1998-02-12)
Re: exceptions & dataflow amitb@sasi.com (Amit Bhatnagar) (1998-02-12)
Re: exceptions & dataflow dlmoore@ix.netcom.com (David L Moore) (1998-02-14)
Re: exceptions & dataflow sergey@solyanik.com (Sergey Solyanik) (1998-02-14)
Re: exceptions & dataflow leichter@smarts.com (Jerry Leichter) (1998-02-14)
| List of all articles for this month |
From: Jason Merrill <jason@cygnus.com>
Newsgroups: comp.compilers
Date: 12 Feb 1998 13:32:35 -0500
Organization: Cygnus Solutions, Sunnyvale, CA
References: 98-02-025 98-02-027 98-02-034 98-02-041
Keywords: dataflow, debug

> Jason Merrill <jason@cygnus.com> wrote>
>> there is no need to spill anything if register values
>> are preserved by your throw mechanism; flow handles this just fine.


>>>>> Sergey Solyanik <sergey@solyanik.com> writes:
> By the way, how do you do it? The whole dataflow approach without
> spilling everyplace indeed makes sence if preserved across call
> registers are somehow restored by throw.


We use a modified version of the DWARF 2 frame debug information to find
the saved registers on the stack.


Jason
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