Re: why multiple libiberty directories

2010-03-01 Thread Joseph S. Myers
On Mon, 1 Mar 2010, DJ Delorie wrote: > > But I've previously noted that target libiberty seems completely useless; > > It's a target library, like newlib, libz, libstdc++, or anything else. > How do you know there are no target applications that want to link > against it? GCC target libraries

Re: why multiple libiberty directories

2010-03-01 Thread DJ Delorie
> Is it still used outside the "Cygnus tree"? How should I know? I don't know what users of free software do with it... It's a target library. Anyone writing code for any target might use it.

Re: why multiple libiberty directories

2010-03-01 Thread Paolo Bonzini
On 03/01/2010 09:48 PM, DJ Delorie wrote: But I've previously noted that target libiberty seems completely useless; It's a target library, like newlib, libz, libstdc++, or anything else. How do you know there are no target applications that want to link against it? Is it still used outside th

Defining a libffi.so.4 ABI

2010-03-01 Thread Rainer Orth
I've posted the message below to the gcc@gcc.gnu.org, but got no response other than pointing out to me that posting to libffi-discuss might be helpful. So here we go. Please keep me on the Cc: since I'm not subscribed to libffi-discuss. Rainer --- Begin Message --- After I'm done with

Re: why multiple libiberty directories

2010-03-01 Thread DJ Delorie
> But I've previously noted that target libiberty seems completely useless; It's a target library, like newlib, libz, libstdc++, or anything else. How do you know there are no target applications that want to link against it?

Re: Defining a libobjc.so.2 ABI

2010-03-01 Thread Rainer Orth
Andreas Schwab writes: > Rainer Orth writes: > >> * Several global variables are obviously implementation details, and >> thus not part of the ABI (e.g. idxsize, narrays, nbuckets, nindices). > > They should probably be renamed to be namespace-clean. Right, probably something like __objc_. T

Re: optimizing the pushing of constant parameters to functions

2010-03-01 Thread Michael Matz
Hi, On Sat, 27 Feb 2010, Joern Rennecke wrote: > > >I wonder whether there is a plan to optimize code such as this: > > > > > >extern int (const int x); > > >void () { > > > (444); > > > (444); > > > } > > > > > >by not pushing the constant argument twice. It seems safe to

Adding statement to an already defined function

2010-03-01 Thread Nikola Ikonic
Hello, I am working on modifying GCC and I would like to ask you one question. I am trying figure out a way to add an external statement to already generated function. Is that possible? For example, let's say that if I want to check is function with name "DoSomething" already generated/parsed (b