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Re: Non "new-toolchain" platforms



On Sun, Jan 27, 2002 at 09:28:53PM -0500, Matt Fredette wrote:

 > Oh yeah, right, I forgot about my config/m68k/netbsd-m68000-elf.h.
 > FWIW here's what I use:

Ok.  Let me work on this a bit.  BTW, since the sun2 is actually a 68010,
I think the MACHINE_ARCH should actually be 68010 (plain 68000 doesn't
have some of the insns that locore.s uses, for example, so gas should
be configured as m68010-netbsdelf).

 > 
 > [snip]
 > #include <m68k/netbsd-elf.h>
 > 
 > /* plain 68010 */
 > #undef       TARGET_DEFAULT
 > #define      TARGET_DEFAULT  (0)
 > 
 > /* Don't try using XFmode.  */
 > #undef       LONG_DOUBLE_TYPE_SIZE
 > #define      LONG_DOUBLE_TYPE_SIZE 64
 > 
 > /* Define __HAVE_68881 in preprocessor only if -m68881 is specified.
 >    This will control the use of inline 68881 insns in certain macros.
 >    Also inform the program which CPU this is for.  */
 > #undef CPP_SPEC
 > #define CPP_SPEC \
 > "%{m68881:-D__HAVE_68881__ }%{mfpa:-D__HAVE_FPA__ }\
 > %{!ansi:%{m68020:-Dmc68020}%{mc68020:-Dmc68020}%{!mc68020:%{!m68020:-Dmc68010}}}
 >  \
 > %{m68020:-D__mc68020__ -D__mc68020}%{mc68020:-D__mc68020__ 
 > -D__mc68020}%{!mc68020:%{!m68020:-D__mc68010__ -D__mc68010}}"
 > 
 > /* Invoke as very simply. */
 > #undef       ASM_SPEC
 > #define      ASM_SPEC \
 >  "%| %{fpic:-k} %{fPIC:-k -K} 
 > %{m68020:-mc68020}%{mc68020:-mc68020}%{m5200:-m5200}%{mcpu32:-mcpu32} 
 > %{m68881:-m68881}%{mc68881:-mc68881}"
 > [snip]
 > 
 > -- 
 > Matt Fredette

-- 
        -- Jason R. Thorpe <thorpej%wasabisystems.com@localhost>



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