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the average amount of time spent in the probe.
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* main.cxx: Make "-v" (verbose) flag a counter.
* stap.1.in: Document this.
* session.h: Corresponding changes.
* {elaborate,buildrun,tapsets,translate}.cxx: Update all uses of
verbose flag to compare it to sensible level for value of message.
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PR 2060 etc.
* tapsets.cxx (visit_target_symbol): Tolerate failed resolution by
letting target_symbol instance pass through to optimizer and
type checker.
* elaborate.cxx (semantic_pass_optimize): New family of functions and
associated visitor classes.
(visit_for_loop): Tolerate absent init/incr clauses.
(semantic_pass): Invoke unless unoptimized (-u) option given.
* main.cxx, session.h: Add support for flag.
* staptree.cxx (visit_for_loop): Tolerate absent init/incr clauses.
(traversing_visitor::visit_arrayindex): Visit the index expressions.
(functioncall_traversing_visitor): New class.
(varuse_tracking_visitor): New class.
* staptree.h: Corresponding changes.
* parse.cxx (parse_for_loop): Represent absent init/incr expressions
with null statement pointer instead of optimized-out dummy numbers.
* stap.1.in: Document optimization.
* testsuite/{semko,transko}/*.stp: Added "-u" or other code to many
tests to check bad code without optimizer elision.
* testsuite/semok/optimize.stp: New test.
* elaborate.cxx (unresolved, invalid, mismatch): Standardize error
message wording.
* stapfuncs.5.in: Tweak print/printf docs.
* tapset/logging.stp: Remove redundant "print" auxiliary function,
since it's a translator built-in.
* testsuite/transok/five.stp: Extend test.
* translate.cxx (emit_symbol_data): Put symbol table into a separate
temporary header file, to make "-p3" output easier on the eyes.
* buildrun.cxx (compile_pass): Eliminate test-mode support throughout.
* main.cxx, session.h, translate.cxx: Ditto.
* main.cxx (main): For last-pass=2 runs, print post-optimization ASTs.
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PR 1903
* parse.cxx (eval_pp_conditional): Support %( arch == "i686" %) form.
* stap.1.in: Document it.
* testsuite/parseok/fourteen.stp: Test it.
* session.h (architecture): New field.
* main.cxx (main): Initialize it.
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* elaborate.h (get_symbol_within_expression): Make visible.
* elaborate.cxx (get_symbol_within_expression): Make non-static.
(stat_decl_collector): New struct.
(semantic_pass_stats): New semantic pass.
(semantic_pass): Call it.
(semantic_pass_symbols): Remove collection of statistic_decls from files.
(visit_stat_op): Only fail if inferred type is not pe_long.
* parse.cxx (parser::parse): Don't pass per-file statistic_decl
into parse_global.
(parser::parse_global): Don't parse global statistic_decls,
they're obsolete.
* parse.hh (parser::parse_global): Adjust signature to match.
* session.h (statistic_decl::operator==): New method.
* staptree.h (print_format::is_empty): New method.
(stapfile::stat_decls): Remove field.
* staptree.cxx (string_to_components): Fix bugs in format-string
parser.
* translate.cxx (var): Make private fields protected.
(var::init): Support HIST_NONE stats.
(aggvar): New struct.
(mapvar::is_parallel): New method.
(mapvar::call_prefix): Use it.
(mapvar::calculate_aggregate): New method.
(mapvar::fetch_existing_aggregate): New method.
(mapvar::get): Support pe_stats.
(mapvar::init): Use is_parallel(), and support HIST_NONE.
(itervar::itervar): Only fault on pe_unknown.
(itervar::start): Use mapvar::is_parallel and
mapvar::fetch_existing_aggregate.
(emit_map_type_instantiations): Include alloc.c before pmap-gen.c.
Include pmap-gen.c for pe_stats maps.
(c_unparser::gensym_aggregate): New method.
(c_unparser::visit_foreach_loop): Handle mapvar::is_parallel case.
(arrayindex_downcaster): New struct.
(expression_is_arrayindex): New function.
(c_tmpcounter::visit_stat_op): New method.
(c_unparser::visit_stat_op): Implement.
(c_unparser::visit_hist_op): Add commentary, still not implemented.
* testsuite/buildok/stat_{insert,extract}.stp: New tests.
* testsuite/semok/ten.stp: Correct for changes to global declarations.
* testsuite/semko/*.stp: Likewise.
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PR 1425.
* configure.ac: Look for rpm-devel headers and libs.
* configure: Regenerated.
* session.h: New file to contain systemtap_session decl.
* staptree.h: Likewise evict statistics_decl.
* elaborate.h: Corresponding changes.
* main.cxx (usage): Elaborate. Re-enable "-r RELEASE" option.
* parse.cxx (parser): Add systemtap_session& field. Update users.
(scan_pp, eval_pp_conditional): New routines for preprocessing.
(peek, next): Call it.
(lexer::scan): Lex the preprocessor operators.
(parser::parse): Include an extra level of exception catching
for parse errors that occur during recovery.
* parse.h: Corresponding changes.
(parse_error): Allow explicit token parameter.
* stap.1.in: Document preprocessing.
* testsuite/parseok/fourteen.stp: New test.
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