[PATCH] H8/300: Start-up code cleanup for H8/300H and newer

[Jeff Johnston]

Patch applied.

-- Jeff J.

On Sat, Jul 19, 2025 at 5:56 AM Jan Dubiec <jdx@o2.pl> wrote:

> This patch has been started as an attempt to fix assembler message about
> missing stack section attributes:
>    CPPAS    libc/sys/h8300hms/crt0.o
> ../../../combosrc/newlib/libc/sys/h8300hms/crt0.S: Assembler messages:
> ../../../combosrc/newlib/libc/sys/h8300hms/crt0.S:64: Warning: new
> section '.stack' defined without attributes - this might cause problems
>
> In the process I have noticed that H8/300H, H8/300S and H8SX code does
> not support normal mode. So the patch does a few things: declares stack
> section in a proper way, merges H8/300H and H8/300S/SX parts of code
> into one and adds support for normal mode.
>
> 2025-07-19  Jan Dubiec  <jdx@o2.pl>
>
> newlib/ChangeLog:
>
>      * libc/sys/h8300hms/crt0.S: General cleanup: declare stack section
>      in a proper way, merge H8/300H and H8/300S/SX parts of code into
>      one, add support for normal mode.
>
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