[SCM] systemtap: system-wide probe/trace tool branch, master, updated. release-1.6-221-g576eaef

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- Log -----------------------------------------------------------------
commit 576eaefeb79dc2dc384f580f93a111cebfcbadad
Author: Stan Cox <scox@redhat.com>
Date:   Fri Sep 16 11:31:39 2011 -0400

    Add process.plt to probe plt entries.
    
    	* dwflpp.cxx (iterate_over_plt):  New to callback through plt entries.
    	* dwflpp.h: Likewise.
    	* tapsets.cxx (TOK_PLT): New.
    	(base_query::query_plt_callback, query_plt):  New methods.
    	(base_query):  New members has_plt, has_statement, plt_val.
    	(base_query::base_query):  Set new members.
    	(dwarf_query::query_module_symtab):  Use raw address for plt entries.
    	(dwarf_query::add_probe_point): Don't reloc the plt entry address.
    	(query_module):  Call iterate_over_plt.
    	(plt_expanding_visitor):  New to expand $$name.
    	(dwarf_derived_probe::register_patterns):  Add new probe tags.

-----------------------------------------------------------------------

Summary of changes:
 dwflpp.cxx  |  107 +++++++++++++++++++++++++++++++++++++++++++++++
 dwflpp.h    |    5 ++-
 tapsets.cxx |  132 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++--
 3 files changed, 239 insertions(+), 5 deletions(-)


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systemtap: system-wide probe/trace tool