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Message-ID: <3CBAB748.5BFB5CFC@yahoo.com>
Date: Mon, 15 Apr 2002 07:19:36 -0400
From: Earnie Boyd <earnie_boyd AT yahoo DOT com>
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To: Danny Smith <danny_r_smith_2001 AT yahoo DOT co DOT nz>
CC: cygwin-apps AT cygwin DOT com, mingw-dvlpr AT lists DOT sourceforge DOT net
Subject: Re: [MinGW-dvlpr] Fwd: Updates to x86-Interix config files
References: <20020412204946 DOT 94795 DOT qmail AT web14504 DOT mail DOT yahoo DOT com>
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Yes, so go for it.

Earnie.

Danny Smith wrote:
> 
> I think that this (return 8 byte structures in registers) should also go in
> mingw32.h config file for GCC.  I'm not sure about cygwin.h  ldiv() returns
> an 8-byte structure.  I can't think of any others, but if  we're serious
> about compatability with MS object files, this would seema good thing.
> 
> Danny
> 
>  --- Richard Kenner <kenner AT vlsi1 DOT ultra DOT nyu DOT edu> wrote: > Date: Fri, 12 Apr
> 02 15:46:22 EDT
> > From: kenner AT vlsi1 DOT ultra DOT nyu DOT edu (Richard Kenner)
> > To: gcc-patches AT gcc DOT gnu DOT org
> > Subject: Updates to x86-Interix config files
> >
> > I applied these to the 3.1 branch and the trunk.
> >
> > 2002-04-12  Douglas B Rupp  <rupp AT gnat DOT com>
> >
> >       * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
> >       (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
> >       (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
> >       * config/i386/t-interix (USER_H): Remove.
> 
> <snip>
> 
> >
> > *** config/i386/i386-interix.h        16 Dec 2001 15:43:40 -0000      1.23
> > --- config/i386/i386-interix.h        12 Apr 2002 19:41:42 -0000
> > *** 422,423 ****
> > --- 423,432 ----
> >   #define NO_IMPLICIT_EXTERN_C
> >
> > + /* MSVC returns structs of up to 8 bytes via registers. */
> > +
> > + #define DEFAULT_PCC_STRUCT_RETURN 0
> > +
> > + #undef RETURN_IN_MEMORY
> > + #define RETURN_IN_MEMORY(TYPE) \
> > +   (TYPE_MODE (TYPE) == BLKmode || \
> > +      (AGGREGATE_TYPE_P (TYPE) && int_size_in_bytes(TYPE) > 8 ))
> 
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