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  • Re: Speculation from the past

    From Lawrence D'Oliveiro@ldo@nz.invalid to comp.arch on Fri Jul 25 01:59:31 2025
    From Newsgroup: comp.arch

    On Fri, 18 Jul 2025 20:01:16 -0000 (UTC), Waldek Hebisch wrote:

    Watcom C for 386 offered a register passing convention, IIRC first 3
    integer (or equivalent) arguments were passed in registers.
    ANd this convention gave measurable speedup compared to standard
    convention.

    WATCOM C was also used to compile FoxBase. When Microsoft acquired that,
    they tried switching to their own C compiler. Unfortunately this produced larger code, which made the program overflow the 640K RAM limit.

    Yes, it was that long ago.
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