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Re: PPro and egcs
- To: law at cygnus dot com
- Subject: Re: PPro and egcs
- From: hjl at lucon dot org (H.J. Lu)
- Date: Mon, 27 Oct 1997 14:34:30 -0800 (PST)
- Cc: egcs at cygnus dot com
>
>
> In message <m0xPxLV-0004edC@ocean.lucon.org>you write:
> > I tried it. But it failed to compile _bb.o in libgcc2.a.
> > It aborted in find_reloads (). It seems that there weren't
> > enough registers for reload.
> Well, I'd be tempted to simplify it such that it only accepts regs
> and requires an inout operand. That handles the most common cases
> and should require more registers than your typical add pattern.
>
>From what I saw, gcc wound up trying to put those operands into
registers to satisfy the constraints, which caused the register
shortage.
--
H.J. Lu (hjl@gnu.ai.mit.edu)