[pypy-commit] pypy stackroot-speedup-2: Another try (now focusing more on asmgcc than shadowstack):

[arigo]

Author: Armin Rigo <arigo at tunes.org>
Branch: stackroot-speedup-2
Changeset: r75708:298e98aff859
Date: 2015-02-04 18:04 +0100
http://bitbucket.org/pypy/pypy/changeset/298e98aff859/

Log:	Another try (now focusing more on asmgcc than shadowstack): avoid
	tracing all stack roots during repeated minor collections, by
	ignoring the part of the stack that didn't change