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* 2006-12-19 Frank Ch. Eigler <fche@redhat.com>fche2006-12-191-4/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | PR 3522. * tapsets.cxx (dwflpp::emit_address): Call _stp_module_relocate only once per session. Error message cleanup: duplicate elimination etc. * session.h (saved_errors): Store a set of 'em. (num_errors): Return set size. Remove old numeric field. Update all callers. * elaborate.cxx (systemtap_session::print_errors): Print each encountered message just once. * staptree (semantic_error): Make msg2 writeable. Add a chain field. * tapsets.cxx (*var_expanding*:visit_target_symbol): Set saved semantic_error's chain field. * elaborate.cxx (register_library_aliases, visit_foreach_loop, visit_functioncall, derive_probes): Plop "while: ..." error message prefix/suffix right into the semantic_error message string. * parse.cxx (lexer::scan): Identify erroneous token better in error message for unresolvable $N/@M command line args. * util.h (lex_cast_hex): Use std::hex, not std::ios::hex. 2006-12-19 Frank Ch. Eigler <fche@redhat.com> PR 3522. * buildok/twentyfive.stp: New test for static $var access.
* 2006-12-08 Josh Stone <joshua.i.stone@intel.com>jistone2006-12-091-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | PR 3681. * staptree.h (struct vardecl): Add a literal 'init' member for the initialization value of globals. * staptree.cxx (vardecl::vardecl): Initialize 'init' to NULL. (vardecl::print): Print global init value during pass-1 output. * main.cxx (printscript): Print global init values during verbose pass-2 output. * parse.cxx (parser::parse_global): Set the initialization literal of global vardecls. * translate.cxx (var::init): Don't unconditionally override the value of numeric globals when the module_param isn't used. (c_unparser::emit_global_param): Write numeric module_params directly into the global variable, as an int64_t instead of long. (c_unparser::emit_global): Add initialization to global declarations. Don't create a temp module_param long for numeric globals anymore. runtime/ * runtime.h (param_set_int64_t, param_get_int64_t, param_check_int64_t): New functions to allow taking module parameters directly as int64_t values. testsuite/ * systemtap.base/global_init.exp, systemtap.base/global_init.stp: New test for checking the timeliness of global initialization.
* 2006-11-06 David Smith <dsmith@redhat.com>dsmith2006-11-061-0/+1
| | | | | | | | | | | | | | | | | | | | | | | Added "limit EXP" support to foreach statements. * translate.cxx (c_tmpcounter::visit_foreach_loop): Handles "limit" member variable. (c_unparser::visit_foreach_loop): Ditto. * staptree.cxx (foreach_loop::print): Prints "limit EXP" addition. (traversing_visitor::visit_foreach_loop): Handles "limit" member variable. (deep_copy_visitor::visit_foreach_loop): Ditto. * staptree.h (struct foreach_loop): Added "limit" member variable. * stap.1.in: Added documentation for the "limit EXP" addition to foreach statement. * parse.cxx (lexer::scan): Added "limit" keyword for foreach statements. (parser::parse_foreach_loop): Parses "limit" keyword for foreach statements. * elaborate.cxx (symresolution_info::visit_foreach_loop): Handles "limit" member variable. (typeresolution_info::visit_foreach_loop): Ditto.
* * copyright bumpfche2006-09-051-1/+1
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* 2006-09-04 Frank Ch. Eigler <fche@elastic.org>fche2006-09-051-0/+2
| | | | | | | | Improve unresolved target-symbol error messages. * staptree.h (target_symbol): Add new field saved_conversion_error. * elaborate.cxx (typeresolution_info::visit_target_symbol): Throw that if found instead of generic error. * tapsets.cxx (t_v_f_c_v::visit_target_symbol): Set it.
* 2006-08-28 David Smith <dsmith@redhat.com>dsmith2006-08-281-1/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * translate.cxx: Added inclusion of session.h. (translate_pass): Instead of asking each probe to emit itself, we ask the session's probes member variable to emit all the probes. * tapsets.cxx: Added inclusion of session.h. Added a register_probe member function to all derived_probe based classes. Added a derived_probe_group derived class for all probe types: (be_derived_probe_group): New class. (never_derived_probe_group): New class. (dwarf_derived_probe_group): New class. (timer_derived_probe_group): New class. (profile_derived_probe_group): New class. (mark_derived_probe_group): New class. (hrtimer_derived_probe_group): New class (derived_probe_group_container): New class. * elaborate.h: Removed inclusion of session.h since session.h now includes elaborate.h. (derived_probe): Added register_probe member function. (derived_probe_group): Added class definition. This is the base class of all of the derived probe groups - dwarf, timer, etc. (derived_probe_group_container): Added class definition. An instance of this class will be stored in the session and contain all the other probe groups. * elaborate.cxx (derived_probe_group::register_probe): Added derived_probe_group::register_probe stubs. (alias_derived_probe::register_probe): Added register_probe member function. (semantic_pass_symbols): After deriving a probe, the probes now register themselves with the session. * session.h: Includes elaborate.h to get derived_probe_group_container definition. systemtap_session class 'probes' member variable switched from a vector of derived probes to a derived_probe_group_container. * buildrun.cxx: Added inclusion of session.h since it was removed from elaborate.h. * main.cxx: Added inclusion of session.h since it was removed from elaborate.h. * parse.h: Added forward struct declarations. * staptree.h: Removed inclusion of session.h.
* Revert my former changes to lket_trace_extra() in translator.guanglei2006-06-091-1/+0
| | | | | a new way of allowing user add arbitrary trace data. And also provide a way of letting user write the trace data format.
* 2006-06-02 Frank Ch. Eigler <fche@elastic.org>fche2006-06-021-0/+1
| | | | | | | | | | | | | | PR 2645. * stapprobes.5.in: Document "?" probe point suffix. * parse.cxx (parse_probe_point): Recognize "?" optional suffix. * elaborate.cxx (derive_probes): Observe probe_point->optional. * staptree.h, staptree.cxx: Corresponding changes. * tapsets.cxx (never_derived_probe, never_builder): New classes. (register_standard_tapsets): Support "never" probe point. * testsuite/buildok/six.stp, parseok/five.stp: Modifed tests. * translate.cxx (emit_module_init): Format "-t" (benchmarking) cycle-time reports similarly to "-v" (verbose) times.
* make user able to append extra trace data. The way of logging backtrace is ↵guanglei2006-06-011-0/+1
| | | | | | | | also changed. lket_trace_extra() and lket_backtrace() are introduced for these two purpose. I also modified lket.5.in for the backtrace changes
* 2006-05-18 Frank Ch. Eigler <fche@elastic.org>fche2006-05-181-0/+5
| | | | | | | | | | | | | | | | | | | | | | | Organize "-t" output by script/parse level probes rather than derived-probes. * elaborate.cxx (derived_probe ctor): Remove name field setting. (alias_derived_probe): New class. (alias_expandion_builder::build): Create an instance of the above instead of parse-tree-level plain probe. * elaborate.h: Corresponding changes. (derived_probe::basest): Define. * staptree.cxx (probe ctor): Set new name field. * staptree.h (probe): Corresponding changes. (probe::basest): New field. * tapsets.cxx (emit_probe_prologue, emit_probe_entries): Switch to basest() probe name for Stat instance. (dwarf_derived_probe ctor): Stash away base probe. * translate.cxx (unparser::emit_probe): Remove index operand, just use probe name to generate symbols. (emit_module_init): Reorganize -t output in unregister functions. (translate_pass): Remove unparser::current_probenum field and all uses. * translate.h: Corresponding changes.
* epilogue mode probe aliases supportguanglei2006-05-081-0/+1
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* 2006-04-09 Martin Hunt <hunt@redhat.com>hunt2006-04-101-1/+3
| | | | | | | | | | | | | | | | | | Add binary printf support. * elaborate.cxx (visit_print_format): Don't include conv_literal or conv_size in components vector. Add conv_binary to switch statement. * translate.cxx (visit_print_format): Eliminate special cast to (long long) for pe_long because new vsnprintf uses int64_t. * staptree.h (struct print_format): Add conv_binary and conv_size. * staptree.cxx (components_to_string): Add conv_binary case. Add conv_size case. (string_to_components): Add cases for 'b' and 'n'
* 2006-02-23 Martin Hunt <hunt@redhat.com>hunt2006-02-231-0/+1
| | | | | | | | | PR 1989. Adds support for %p in printf * staptree.h (struct print_format): Add conv_unsigned_ptr. * staptree.cxx (components_to_string): Output 'p' for conv_unsigned_ptr. * elaborate.cxx (visit_print_format): Add case for conv_unsigned_ptr.
* 2006-01-26 Frank Ch. Eigler <fche@elastic.org>fche2006-01-261-0/+4
| | | | | | | | | | | | | | | | | | | | | PR 2060: lock elevation, mop-up * staptree.cxx (functioncall_traversing_visitor): Store a current_function pointer during traversal. (visit_embeddedcode): Use it to handle $target-synthesized functions. (varuse_collecting_visitor::visit_assignment): Correct l-lr typo. (visit_foreach_loop): Note added write on sorted foreach. (visit_delete_statement): Note as read+write. * staptree.h: Corresponding changes. * elaborate.cxx (dead_assignment_remover::visit_expr_statement): Correct stmt token after possible expression rewriting. * tapsets.cxx (visit_target_symbol): Create naming convention to recognize $target-synthesized functions. * translate.cxx (emit_locks, emit_unlocks): New functions to emit lock/unlock sequences at the outermost level of a probe. (emit_probe): Call them. (varlock_*): #if-0 out the lock code generation. Later, these classes should be removed. (translate_pass): Emit read_trylock() kludge macro for old kernels.
* 2006-01-24 Frank Ch. Eigler <fche@elastic.org>fche2006-01-241-6/+43
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 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.
* 2005-12-13 Roland McGrath <roland@redhat.com>roland2005-12-181-23/+24
| | | | * staptree.h: #include <cassert> here.
* 2005-12-12 Frank Ch. Eigler <fche@redhat.com>fche2005-12-121-0/+1
| | | | | | | | | | | | | | | | | Fix parse tree pretty-printer. * staptree.h (print_format): Add raw_components field. * parse.cxx (parse_symbol): Set it. * staptree.cxx (lex_cast_qstring): Copy it here too. (binary_expression::print): Add a space around operator, due to lexical ambiguity (expr % paren-expr) vs %( preprocessor op. (array_in:: foreach_loop:: arrayindex::print): Print base as indexable. (print_format::string_to_components): Use parse_error, not semantic. (print_format::print): Properly quote formatting string. Print histogram argument. * translate.cxx (visit_print_format): Properly quote formatting string. (varlock): Reword lock timeout error message. * testsuite/buildok/printf.stp: Add some quoting troublemakers. * testsuite/parseok/unparser.stp: New file.
* [ChangeLog]graydon2005-11-291-0/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2005-11-28 Graydon Hoare <graydon@redhat.com> * translate.cxx (var::assert_hist_compatible): New method. (var::hist): New method. (c_unparser::load_aggregate): New method. (hist_op_downcaster): Remove, it was a mistake. (expression_is_hist_op): Likewise. (c_tmpcounter::visit_print_format): Implement print(@hist(...)). (c_unparser::visit_print_format): Likewise. * staptree.h (struct print_format): Add optional hist_op* member. * staptree.cxx (traversing_visitor::visit_functioncall): Visit hist_op if present in print_format. (deep_copy_visitor::visit_print_format): Likewise. * parse.cxx (parse_symbol): Special case to consume print(@hist(...)). * elaborate.cxx (typeresolution_info::visit_arrayindex): Fix type inference bug. (typeresolution_info::visit_foreach_loop): Likewise. * testsuite/buildok/print_histograms.stp: New test. [runtime/ChangeLog] 2005-11-28 Graydon Hoare <graydon@redhat.com> * stat-common.c (_stp_stat_print_histogram): Various formatting corrections and aesthetic tweaks. (__stp_stat_add): Correction to linear bucket underflow cases.
* 2005-11-23 Graydon Hoare <graydon@redhat.com>graydon2005-11-241-1/+8
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 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.
* 2005-11-13 Graydon Hoare <graydon@redhat.com>graydon2005-11-141-5/+167
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * staptree.h (struct indexable): New struct. (classify_indexable): New function. (classify_const_indexable): New function. (struct symbol): Implement indexable. (struct arrayindex): Take indexable as base. (struct foreach_loop): Take indexable as base. (struct print_format): New struct. (enum stat_component_type): New enum. (struct stat_op): New struct. (enum historgram_type): New enum. (struct hist_op): New struct. (struct visitor) (struct traversing_visitor) (struct throwing_visitor) (struct deep_copy_visitor): Add new visitor methods. (require): Specialize for indexable*. * staptree.cxx (print_format::*) (stat_op::*) (hist_op::*) (indexable::*) (traversing_visitor::*) (throwing_visitor::*) (deep_copy_visitor::*) (classify_indexable) (classify_const_indexable): Implement (deep_copy_visitor::*): Update to use indexables. * parse.h (parser::parse_indexable): New method. (parser::parse_hist_op_or_bare_name): New method. * parse.cxx (lexer::scan): Accept @ in identifiers. (parser::parse_array_in) (parser::parse_foreach_loop): Call parse_indexable. (parser::parse_hist_op_or_bare_name): Implement. (parser::parse_indexable): Implement. (parser::parse_symbol): Accept printf, stat_ops, hist_ops. * elaborate.h (struct typeresolution_info): Add methods for visiting print_format, stat_op, hist_op. * elaborate.cxx (symbol_fetcher): New class. (get_symbol_within_expression): New function. (get_symbol_within_indexable): New function. (mutated_var_collector): Replace mutated_map_collector. (no_var_mutation_during_iteration_check): Replace no_map_mutation_during_iteration_check. (semantic_pass_vars): Replace semantic_pass_maps. (semantic_pass): Update call accordingly. (symresolution_info::*) Add new visitors, teach about indexables (typeresolution_info::*) Likewise. * translate.cxx (c_unparser::getiter): Take symbol, not foreach_loop. (c_unparser::*) Add new visitors, teach about indexables. (c_tmpcounter::*) (delete_statement_operand_visitor::visit_arrayindex) (c_tmpcounter_assignment::*) (c_unparser_assignment::*): Likewise. (hist_op_downcaster): New struct. (expression_is_hist_op): New function. * testsuite/buildok/printf.stp: New test for print_format.
* 2005-11-01 Frank Ch. Eigler <fche@elastic.org>fche2005-11-011-13/+2
| | | | | | | | | | | | | | | | | | | | 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.
* 2005-10-20 Graydon Hoare <graydon@redhat.com>graydon2005-10-201-0/+18
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | PR 917 (incomplete) * staptree.h (struct statistic_decl): New struct. (stapfile::stat_decls): New member. * parse.h, parse.cxx (parser::expect_known): Fix typo. (parser::expect_number): New method. (parser::parse_global): Parse global statistic_decls. * elaborate.h (systemtap_session::stat_decls): New member. * elaborate.cxx (semantic_pass_symbols): Copy per-file stat_decls to session-wide. (typeresolution_info::visit_assignment): Detect some semantic stats errors in type resolution pass. * translate.cxx (var::sd): New private member. (var::var): Initialize it. (var::sdecl): New accessor. (var::init): Handle stats values. (mapvar::mapvar): Pass through statistic_decl to var ctor. (mapvar::get): Test for long explicitly. (mapvar::set): Likewise. (mapvar::init): Handle stats values. (c_unparser::emit_common_header): Remove typedef of stats_t, include stat.c when necessary. (mapvar::key_typename): Typo. (c_unparser::emit_map_type_instantiations): Thinko: value_typename not key_typename. (c_unparser::c_typename): Implementation typename is "Stat", not "stats_t". (c_unparser::c_assign): Fix bad error message. (c_unparser_assignment::c_assignop): Handle operator <<<. (c_unparser::getvar): Feed session statistic_decl into var. (c_unparser::getmap): Likewise. (c_unparser::visit_assignment): Handle operator <<<. (c_tmpcounter_assignment::visit_symbol): Derive type from rvalue when present. (c_unparser_assignment::visit_symbol) (c_tmpcounter_assignment::visit_arrayindex) (c_unparser_assignment::load_map_indices): Likewise. (c_unparser::visit_arrayindex): Likewise, and Prohibit statistic rvalues. (c_unparser_assignment::visit_arrayindex): Handle operator <<<. * testsuite/semko/twentyfour.stp: * testsuite/semko/twentyfive.stp: * testsuite/semko/twentysix.stp: * testsuite/semko/twentyseven.stp: * testsuite/semko/twentyeight.stp: * testsuite/semko/twentynine.stp: * testsuite/semko/thirty.stp: * testsuite/semko/thirtyone.stp: New tests for prohibited statistic contexts. * testsuite/buildok/twentytwo.stp: New test for legal statistic contexts.
* 2005-10-07 Frank Ch. Eigler <fche@elastic.org>fche2005-10-071-0/+2
| | | | | | | | | | | | | | | | PR 1366. * staptree.h (foreach_loop): Add sort_column, sort_direction fields. * parse.cxx (parse_foreach_loop): Parse "+"/"-" suffix operators. * stap.1.in, stapex.5.in: Document them. * staptree.cxx (foreach_loop print, copy): Propagate them. * translate.cxx (visit_foreach_loop): Support them. * testsuite/parseok/fifteen.stp, parseko/thirteen.stp, buildok/twentyone.stp: Test them. 2005-10-07 Frank Ch. Eigler <fche@elastic.org> PR 1366. * systemtap.samples/primes.*: Sort foreach gratuitiously.
* 2005-09-05 Frank Ch. Eigler <fche@elastic.org>fche2005-09-051-40/+40
| | | | | | | | | | | | | | | | | PR 1172. * staptree.h, staptree.cxx: Make all ::print*(), operator<< functions take const staptree objects. (literal_string::print): \-prefix double-quotes. * translate.cxx (emit_common_header): Add context probe_point field. Switch to atomic_t busy flags. (emit_module_exit): Use atomic operations for busy flag. (visit_*): Use lex_cast_qstring for last_stmt strings. * tapsets.cxx (lex_cast_quoted): \-prefix double-quotes too. (*::emit_probe_entries): Populate probe_point. Use atomic operations for busy flag. * tapset/context.stp (pp): New function. * stapfuncs.5.in: Document it. * testsuite/buildok/context_test.stp: Test it.
* 2005-08-30 Graydon Hoare <graydon@redhat.com>graydon2005-08-311-1/+0
| | | | | | | | | | | | | | * tapsets.cxx (dwflpp::literal_stmt_for_local): Handle dwarf pointer-to-1-byte-means-char case (found in PR 1187) * parse.cxx (parse_symbol): Eliminate use of "." from target symbol parser, conflicting with string concatenation operator. * staptree.h (target_symbol::component_type) Eliminate comp_struct_pointer_member, since . and -> are considered the same now. * staptree.cxx (target_symbol::print): Likewise. * testsuite/buildok/seventeen.stp: Test solution on PR 1191. * testsuite/buildok/six.stp: Test working portion of PR 1155. * testsuite/semko/nineteen.stp: Unresolved portion of PR 1155.
* 2005-08-12 Frank Ch. Eigler <fche@elastic.org>fche2005-08-121-6/+7
| | | | | | | | | | | | | | | | | | | | | | | | PR systemtap/1122 et alii * parse.cxx (parse_literal): Parse and range-limit 64-bit numbers. (parse_unary): Correct precedence glitch. * staptree.h (literal_number): Store an int64_t. * staptree.cxx: Corresponding changes. * translate.cxx (check_dbz): Remove - insufficient. (emit_function): Define CONTEXT macro sibling for THIS. (c_typename): pe_long -> int64_t. (visit_literal_number): Format literal rigorously and uglily. (c_assignop, visit_binary_expression): Handle div/mod via new helper functions in runtime. * tapset/builtin_logging.stp: Add error, exit builtins. * testsuite/buildok/ten,eleven.stp: New tests. * testsuite/parse{ko,ok}/six.stp: Modify for larger numbers. * testsuite/transok/one.stp: Add more ";"s, maybe unnecessarily. 2005-08-12 Frank Ch. Eigler <fche@elastic.org> * arith.c: New file to contain arithmetic helper functions. * builtin_functions.h: Remove, unused. * runtime.h: Include it.
* 2005-08-09 Graydon Hoare <graydon@redhat.com>graydon2005-08-101-0/+25
| | | | | | | | | | | | | | | | | | | | | | | | | | | | * staptree.{cxx,h} (target_symbol): New struct. (*_visitor::visit_target_symbol): Support it. (visitor::active_lvalues) (visitor::is_active_lvalue) (visitor::push_active_lvalue) (visitor::pop_active_lvalue): Support lvalue-detection. (delete_statement::visit) (pre_crement::visit) (post_crement::visit) (assignment::visit): Push and pop lvalue expressions. * elaborate.{cxx,h} (lvalule_aware_traversing_visitor): Remove class. (no_map_mutation_during_iteration_check) (mutated_map_collector): Update lvalue logic. (typeresolution_info::visit_target_symbol): Add, throw error. * parse.{cxx,h} (tt2str) (tok_is) (parser::expect_*) (parser::peek_*): New helpers. (parser::parse_symbol): Rewrite, support target_symbols. * translate.cxx (c_unparser::visit_target_symbol): Implement. * tapsets.cxx (var_expanding_copy_visitor): Update lvalue logic, change visit_symbol to visit_target_symbol.
* 2005-08-01 Graydon Hoare <graydon@redhat.com>graydon2005-08-021-0/+2
| | | | | | | | | | * staptree.{cxx,h} (probe_point::component): Add a ctor. * tapsets.cxx (dwarf_derived_probe): Synthesize concrete probe_point for matched pattern. (dwarf_probe_type) (dwarf_query::add_kernel_probe) (dwarf_query::add_module_probe): Remove, they were noise. (dwflpp::module_name_matches): Don't call get_module_dwarf().
* 2005-07-28 Graydon Hoare <graydon@redhat.com>graydon2005-07-291-33/+51
| | | | | | | | | | | | | | | | | | | | | | | * elaborate.cxx (derived_probe::derived_probe): Accept NULL probe. * staptree.cxx (provide, require): Move from here... * staptree.h: to here, and virtualize deep-copy methods. * translate.cxx (c_unparser::emit_common_header): Include loc2c-runtime.h * tapsets.cxx (dwflpp::iterate_over_modules): Use new, faster getmodules loop. (dwflpp::literal_stmt_for_local): New method, call loc2c. (var_expanding_copy_visitor): New struct which expands $-vars. (dwarf_derived_probe): Rebuild this->body using var expander. (query_function): Refactor logic a bit for speed. * loc2c.{c,h}: Copies (with minor changes) of Roland's work from elfutils CVS. * Makefile.am (AM_CFLAGS): Set to elfutils-style. (stap_SOURCES): Add loc2c.c. * Makefile.in: Regenerate. 2005-07-28 Graydon Hoare <graydon@redhat.com> * loc2c-runtime.h: New file from elfutils CVS.
* 2005-07-28 Frank Ch. Eigler <fche@redhat.com>fche2005-07-281-0/+2
| | | | | | | | | | | | translator/1120 translator/1123 * elaborate.cxx (semantic_pass_symbols): Print a more helpful error message around exceptions. * elaborate.h (systemtap_session): Add guru_mode field. * main.cxx (main): Initialize it to false. Add version-sensitive script library searching. Add more failure messages. * tapsets.cxx (dwflpp_assert): Add a decorative text parameter. Update callers.
* 2005-07-26 Frank Ch. Eigler <fche@redhat.com>fche2005-07-261-5/+19
| | | | | | | | | | | | | | | | | | | | | Support %{ embedded-c %} * staptree.h (embeddedcode): New statement subtype. Stub support in visitors. * staptree.cxx: Ditto. * parse.cxx: Parse %{ / %}. Accept "_" as identifier leading char. (parse_probe): Simplify calling convention. * elaborate.h: Store embedded code. * elaborate.cxx: Pass it. * translate.cxx: Transcribe it. Return some dropped module init/exit code. * Makefile.am: Add buildok/buildko tests. * Makefile.in: Regenerated. * main.cxx: Return EXIT_SUCCESS/FAILURE even for weird rc. * testsuite/parseok/nine.stp: Test _identifiers. * testsuite/transko/*.stp: Tweak to force -p3 rather than -p2 errors. * testsuite/semok/transko.stp: ... and keep it that way in the future. * testsuite/parse*/*: Some new tests for %{ %}. * testsuite/build*/*: New tests for -p4.
* 2005-07-20 Graydon Hoare <graydon@redhat.com>graydon2005-07-201-0/+1
| | | | | | | | | * elaborate.{cxx,h} (find_array): Remove. (find_scalar): Rename to find_var, add array support. * staptree.{cxx,h} (vardecl::compatible_arity): New method. * translate.cxx: Refactor, add array read/write support. * testsuite/transok/three.stp: Uncomment array uses. * testsuite/transok/seven.stp: New test of array r/w.
* 2005-07-07 Graydon Hoare <graydon@redhat.com>graydon2005-07-081-0/+43
| | | | | | | | * staptree.{h,cxx} (deep_copy_visitor): New visitor. * elaborate.cxx (derived_probe::derived_probe): (alias_expansion_builder::build): Use it. * testsuite/semok/fifteen.stp: New test which relies on deep copy.
* 2005-07-05 Frank Ch. Eigler <fche@redhat.com>fche2005-07-051-3/+1
| | | | | | | | | | | | | | * elaborate.h (systemtap_session): Add more command-line arguments. * staptree.h (verbose): Bad global, no donut. * elaborate.cxx: Temporarily disable verbose variable access. * main.cxx: Support more arguments, build/run passes. Revamp temporary file generation and partial-pass output generation. * tapsets.cxx, translate.cxx: Emit just enough extra punctuation and fluff to make generated probe pass -Werror. * buildrun.cxx, buildrun.h: New files for passes 4/5. Partial support for build pass, nothing on probe execution yet. * testsuite/transok/*.stp: Force just -p3, now that -p4/5 exist. * Makefile.am, Makefile.in: Corresponding changes.
* 2005-06-27 Graydon Hoare <graydon@redhat.com>graydon2005-06-291-1/+12
| | | | | | | | | | | | | | | * staptree.{h,cxx} (probe_alias): New structure. * parse.{h,cxx} (parser::parse): Parse probes or probe aliases. (parser::parse_probe): Likewise. * tapsets.{h,cxx}: (derived_probe_builder): (match_key): (match_node): (alias_derived_probe): Move from here, * elaborate.{h,cxx}: to here. * elaborate.h (systemtap_session::pattern_root): New member. (register_library_aliases): New function. * tapsets.cxx: Build one dwarf_derived_probe per target address.
* 2005-06-20 Graydon Hoare <graydon@redhat.com>graydon2005-06-211-0/+1
| | | | | | | | | | | | * configure.ac: Scan for libdwfl. * staptree.h (verbose): New global. * main.cxx (usage, main): Implement -v option. * tapsets.cxx (dwflpp): New struct. (query_statement): New function. (query_function): New function. (query_cu): New function. (query_module): New function. (dwarf_derived_probe): Implement primary forms.
* 2005-06-08 Frank Ch. Eigler <fche@redhat.com>fche2005-06-081-9/+0
| | | | | | | | | | | | | | | systemtap/916 Implement all basic scalar operators, including modify-assignment. * parse.cxx (lexer): Allow multi-character lookahead in order to scan 1/2/3-character operators. (parse_boolean_or/and/xor/shift): New routines. * translate.cxx (visit_assignment, visit_binary_expression, visit_*_crement): Generally rewrote. (visit_*): Added more parentheses in output. (emit_module_init): Initialize globals. * staptree.h, elaborate.cxx, elaborate.h: Remove exponentiation. * main.cxx (main): Add an end-of-line to output file. * testsuite/*: Several new tests.
* 2005-06-05 Frank Ch. Eigler <fche@elastic.org>fche2005-06-051-2/+33
| | | | | | | | | | | Implement for/next/continue/break/while statements. * staptree.h: Declare new 0-arity statement types. Tweak for_loop. * parse.cxx: Parse them all. * translate.cxx (c_unparser): Maintain break/continue label stack. (visit_for_loop, *_statement): New implementations. * elaborate.*, staptree.cxx: Mechanical changes. * testsuite/parseok/ten.stp, semko/twelve.stp, transko/two.stp, transok/five.stp: New tests.
* 2005-06-02 Frank Ch. Eigler <fche@redhat.com>fche2005-06-021-3/+27
| | | | | | | | | | | | | | | | Parse foreach construct. Added fuller copyright notices throughout. * staptree.h (foreach_loop): New tree node type. * staptree.cxx: Print it, visit it, love it, leave it. * parse.cxx: Parse it. (parse_stmt_block): Don't require ";" separators between statements. (parse_array_in): Use [] as index group operator instead of (). * elaborate.cxx (visit_foreach_loop): New code. * translate.cxx: Slightly tighten errorcount/actioncount handling. * main.cxx: Accept "-" as script file name standing for stdin. (visit_arrayindex): Switch to simpler set_arity call. * configure.ac: Generate DATE macro. * Makefile.in, configure, config.in: Regenerated. * testsuite/*: New/updated tests for syntax changes, foreach ().
* 2005-05-30 Frank Ch. Eigler <fche@redhat.com>fche2005-05-301-1/+1
| | | | | | | | | | | | | | | | | More fully parse & elaborate "expr in array" construct. * staptree.h (array_in): Make this unary. Update .cxx to match. * parse.cxx (parse_array_in): Rewrite. (parse_symbol_plain): Removed. Update .h to match. * elaborate.cxx (typeresolution_info::visit_array_in): New function. (find_array): Tentatively, accept arity=0. * translate.cxx (c_unparser::c_assign): New functions to eliminate much ugly duplication. Use throughout. (visit_symbol): Correct function formal argument search. (c_tmpcounter*::visit): Add missing recursion in several functions. * testsuite/*: Add new tests for array-in construct. Add the first "transok" test. * Makefile.am: Add transok tests. * Makefile.in: Regenerated.
* * at long last, a more full-bodied snapshotfche2005-05-211-161/+64
| | | | | | | | | | | | 2005-05-20 Frank Ch. Eigler <fche@redhat.com> Many changes throughout. Partial sketch of translation output. * elaborate.*: Elaboration pass. * translate.*: Translation pass. * staptree.*: Simplified for visitor concept. * main.cxx: Translator mainline. * *test.cxx: Removed. * testsuite/*: Some new tests, some changed for newer syntax.
* * preliminaries for code generation logicfche2005-05-051-16/+185
| | | | | | | | | | | | | | | | | | | | | 2005-05-05 Frank Ch. Eigler <fche@redhat.com> * parse.cxx (parse): Add helper methods. (lexer::scan, parse_assignment): Parse "<<<" operator. Fix assignment associativity. (parse_symbol): Permit function with empty arg list. (parse_global, parse_statement, parse_functiondecl): Expect unconsumed leading keyword. (parse_global): Don't use ";" termination. * parse.h: Corresponding changes. * staptree.cxx (binary_expression::resolve_types): Fix <<< type inference. (translator_output): Improve pretty-printing. (*): Add general visitors to statement/expression types. * staptree.h: Corresponding changes. Tweak symresolution_info fields. Add semantic_error class. * semtest.cxx: Adapt to this. * testsuite/parseok/two.stp, semok/*.stp: Adapt to syntax changes.
* 2005-03-15 Frank Ch. Eigler <fche@redhat.com>fche2005-03-151-0/+1
| | | | | * semtest.cxx: Print probe signatures properly. * staptree.cxx (probe::printsig): New function.
* 2005-03-15 Frank Ch. Eigler <fche@redhat.com>fche2005-03-151-6/+14
| | | | | | | | | | | | | | * TODO: New file. Include some probe-point-provider syntax examples. * parse.cxx (lexer::scan, parser::parse_literal): Support hex, octal numbers via strtol. (parse_probe, parse_probe_point): Modify for dotted syntax. * staptree.cxx: Ditto. * parsetest.cxx, semtest.cxx: Print parse/sem results even if .stp files were given on command line. * parse.h, staptree.h: Rename probe_point_spec -> probe_point. * runtest.sh: New test-runner front-end script. * Makefile.am: Use it for TESTS_ENVIRONMENT. * testsuite/*: Update probe point syntax. Add a bunch of new tests.
* 2005-03-04 Frank Ch. Eigler <fche@redhat.com>fche2005-03-041-1/+8
| | | | | | | | | | | * parse.cxx (scan): Support '$' characters in identifiers. (parse_symbol): Support thread-> / process-> shorthand. * staptree.cxx (symresolution_info::find): Split up into find_scalar, find_array, find_function. (resolve_symbols): Call the above for symbol/arrayindex/functioncall. (find_scalar): Add stub support for synthetic builtin variables. * staptree.h: Corresponding changes. * testsuite/*: Some new tests.
* 2005-03-03 Frank Ch. Eigler <fche@redhat.com>fche2005-03-031-1/+11
| | | | | | | | | | * parse.cxx (parse_assignment): Assert lvalueness of left operand. * staptree.h (expression): Add is_lvalue member. * staptree.cxx (functioncall::resolve_types): Don't crash on formal-vs-actual argument count mismatch. (*): Add some is_lvalue stub functions. * testsuite/*: Some new tests.
* * some semantic analysisfche2005-03-021-114/+202
| | | | | | | | | | | | | | | | | | | | | 2005-03-01 Frank Ch. Eigler <fche@redhat.com> * parse.cxx: Implement left-associativity for several types of operators. Add some more statement types. Parse functions. Be able to print tokens. Simplify error generating functions. Save tokens in all parse tree nodes. * parse.h: Corresponding changes. * staptree.cxx: Move tree-printing functions here. Add many new functions for symbol and type resolution. * staptree.h: Corresponding changes. * semtest.cxx: New semantic analysis pass & test driver. * testsuite/sem*/*: New tests. * parsetest.cxx: Separated parse test driver. * testsuite/parse*/*: Adapt tests to parsetest driver. * Makefile.am: Build semtest. Run its tests. * Makefile.in: Regenerated. * parse.cxx, parse.h: New files: parser.
* * parser prototype snapshotfche2005-02-121-0/+278
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