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[Bug runtime/6028] ia64_fetch_register is very slow
- From: "mhiramat at redhat dot com" <sourceware-bugzilla at sourceware dot org>
- To: systemtap at sources dot redhat dot com
- Date: 3 Apr 2008 21:40:07 -0000
- Subject: [Bug runtime/6028] ia64_fetch_register is very slow
- References: <20080403153241.6028.mhiramat@redhat.com>
- Reply-to: sourceware-bugzilla at sourceware dot org
------- Additional Comments From mhiramat at redhat dot com 2008-04-03 21:40 -------
Created an attachment (id=2350)
--> (http://sourceware.org/bugzilla/attachment.cgi?id=2350&action=view)
ia64 fast(cached) fetch_register() patch
Introduce cached ia64_fetch_register() code.
- (tapsets.cxx) add context.raddr for caching unwound address
- (regs-ia64.c) don't unwind stack if it has already been unwound.
--
http://sourceware.org/bugzilla/show_bug.cgi?id=6028
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