On 12 Jul 2001, Tom Tromey wrote:
> You can do a mostly-precise GC. In fact the GC in libgcj is mostly
> precise. We only scan the stack conservatively
and static data, and registers. (I have a plan to scan data precisely as
well. The latter is a bit harder.)
> My understanding is
> that on current 64-bit architectures, a conservative scan is pretty
> unlikely to erroneously maintain much data.
Highly unlikely. Conservative GC seems a good fit for libgcj, which is
really quite simple throughout (ignoring the compiler).
But these are choices based on design principles. For instance, Boehm's
collector wouldn't have been a good fit for SableVM with your portability
constraints.
Jeff
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