On Sep 03 2021, Paul Edwards via Gcc wrote:

> The “legacy” environment of z/Linux etc would be 32-bit
> instead of 31-bit. IBM’s reputation will be restored. IBM
> will have the best architecture on the planet. Better than
> x64 because no mode switch is required shifting between
> 32-bit and 64-bit applications. All run as AM64 = AM-infinity.

That looks like -mabi=ilp32 on aarch64, or -mx32 on x86_64.

Andreas.

-- 
Andreas Schwab, sch...@linux-m68k.org
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"And now for something completely different."

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