| Commit message (Collapse) | Author | Age | Files | Lines |
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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.
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* staptree.cxx (traversing_visitor::visit_foreach_loop): Visit
the base indexable of the foreach loop.
* translate.cxx (c_tmpcounter::visit_foreach_loop): Implement
histogram bucket iteration arm.
(c_unparser::visit_foreach_loop): Likewise.
(c_tmpcounter::visit_arrayindex): Fix typo.
* testsuite/buildok/iterate_histogram_buckets.stp: New test.
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* elaborate.cxx (mutated_var_collector): Forward
traversal portion of calls to base class.
(mutated_var_collector::visit_arrayindex): Resolve
arrayindex-into-histogram expression as pe_long.
(typeresolution_info::visit_print_format): Traverse
into histogram if present.
* parse.cxx (parse_symbol): Handle parse ambiguity surrounding
print(@hist_op(...)[...]).
* staptree.cxx (traversing_visitor::visit_arrayindex): Visit
base member of arrayindex.
* translate.cxx (c_unparser::histogram_index_check): New method.
(var::hist): Fix bug.
(var::buckets): New method.
(stmt_expr::stmt_expr): Print with newline.
(c_unparser::load_map_indices): Handle indexing-histogram case.
(c_tmpcounter::visit_arrayindex): Likewise.
(c_unparser::visit_arrayindex): Likewise.
(c_tmpcounter_assignment::visit_arrayindex): Throw error when
user attempts to write to histogram bucket.
(c_unparser_assignment::visit_arrayindex): Likewise.
* testsuite/buildok/print_histogram_entry.stp: New test.
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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.
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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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* 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.
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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.
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Frank Ch. Eigler <fche@elastic.org>
PR 1330.
* tapsets.cxx (dwarf_derived_probe): Allow multiple probe_point
locations per derived_probe.
(dwarf_query): Add probe "flavour" concept, to reuse probe bodies for
identical flavours across wildcards.
(dwarf::emit_registrations, emit_deregistrations, emit_probe_entries):
Reorganize.
* staptree (probe::printsig): Put multiple locations on separate lines.
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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.
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* 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.
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* main.cxx: Don't print library parse trees if last_pass=1.
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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.
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* 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.
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* elaborate.cxx:
(delete_statement_symresolution_info): New struct.
(symresolution_info::visit_delete_statement): Use it.
(delete_statement_typeresolution_info): New struct.
(typeresolution_info::visit_delete_statement): Use it.
(symresolution_info::find_var): Accept -1 as 'unknown' arity.
* elaborate.h: Update to reflect changes in .cxx.
* translate.cxx (mapvar::del): New method.
(c_unparser::getmap): Check arity >= 1;
(delete_statement_operand_visitor): New struct.
(c_unparser::visit_delete_statement): Use it.
* staptree.cxx (vardecl::set_arity): Accept and ignore -1.
(vardecl::compatible_arity): Likewise.
* testsuite/buildok/eight.stp: New test for 'delete' operator.
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* 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().
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* 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.
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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.
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* translate.cxx (itervar): New class.
(*::visit_foreach_loop): Implement.
Various bug fixes.
* staptree.cxx (deep_copy_visitor::*): Copy tok fields.
* elaborate.cxx (lvalue_aware_traversing_visitor):
(mutated_map_collector):
(no_map_mutation_during_iteration_check): New classes.
(semantic_pass_maps): New function to check map usage.
(semantic_pass): Call it.
* testsuite/transok/eight.stp: Test 'foreach' loop translation.
* testsuite/semko/{thirteen,fourteen,fifteen}.stp:
Test prohibited forms of foreach loops.
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* 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.
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* staptree.cxx (require): Generally handle null pointers in src.
(deep_copy_visitor::visit_if_statement): Revert fche's change.
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* parse.cxx (parse_literal): Compile cleanly on 64-bit host.
* staptree.cxx (deep_copy_visitor::visit_if_statement): Don't
freak on a null if_statement.elseblock.
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* 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.
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* elaborate.{h,cxx}: Revert previous changes.
* tapsets.{h,cxx}: Adapt to verbose as a member of session.
* elaborate.cxx (alias_expansion_builder::build): Avoid copying
locals between alias definition and use.
* testsuite/semok/{twelve,thirteen,fourteen}.stp: New tests.
* staptree.cxx (probe_alias::printsig): Print equals sign.
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* 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.
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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.
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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.
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* elaborate.cxx (find_*): Remove arity checks from here ...
* staptree.cxx (set_arity): Put arity match assertion here.
* testsuite/semko/{six,nine}.stp: Confirm logic.
* testsuite/transko/one.stp: First translation-time ko test.
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* TODO: Removed entries already represented in bugzilla.
* elaborate.cxx: Rewrite type inference for several operators.
* main.cxx (main): For -p2 runs, print types of function/probe locals.
* parse.cxx (scan): Identify more two-character operators.
(parse_comparison): Support the whole suite.
* translate.cxx (visit_unary_expression, logical_or_expr,
logical_and_expr, comparison,ternary_expression): New support.
* testsuite/parseok/semok.stp: Clever new test.
* testsuite/transok/four.stp: New test.
* testsuite/*: Some tweaked tests for syntax changes.
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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 ().
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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.
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* elaborate.cxx (find_array): Support automagic tapset globals.
* testsuite/semok/nine.stp: Test it ...
* testsuite/semlib/g2.stp: ... using this global array.
* staptree.cxx (stapfile print): List globals.
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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.
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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.
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* semtest.cxx: Print probe signatures properly.
* staptree.cxx (probe::printsig): New function.
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* 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.
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* 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.
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* 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.
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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.
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