Re: More toolchain issues

[Martin Husemann <martin%duskware.de@localhost>]

On Tue, Sep 29, 2009 at 03:04:35PM +0200, Frank Wille wrote:
> We should check the M68k/V.4-ABI specs, but I guess that the ABI defines
> d0, d1, a0 and a1 as volatile registers over a function call. Integers
> are returned in d0, (64-bit in d0/d1 ?) and pointers in a0.

Yes, we should check. gcc considers (CALL_USED_REGISTERS) d0/d1/a0/a1/a7
as clobbered by a function call.

And be sure to run all regress/ and test/ regression tests with the change.

Martin