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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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* stap.1: More meat, all stub sections filled.
* elaborate.cxx (visit_assignment): Add numerous missing cases.
* parse.cxx: Parse ".=" operator.
* testsuite/semok/sixteen.stp: Check them.
* main.cxx (usage): Don't show incompletely supported options.
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translator/1120
* main.cxx (main): Preset -R and -I options from environment
variables (if set). Pass guru mode flags to parser.
* parse.cxx (privileged): New parser operation flag. Update callers.
(parse_embeddedcode): Throw an error if !privileged.
(parse_functiondecl): Change signature. Prevent duplicates.
(parse_globals): Ditto.
* parse.h: Corresponding changes.
* tapset/*.stp: Beginnings of real tapset library, to replace
previous builtins.
* tapsets.cxx: Greatly reduce verbose mode output.
* Makefile.am: Install & dist it.
* runtest.sh: Refer to it.
* Makefile.in, aclocal.m4: Regenerated.
* testsuite/*/*.stp: Set guru mode via /bin/sh if needed.
* testusite/*/*ko.stp: Homogenize shell scripts.
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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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* 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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* 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.
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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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* 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.cxx (scan): Support C and C++ comment styles.
* testsuite/parseok/four.stp: Test them some ...
* testsuite/parseko/nine.stp: ... and some more.
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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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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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* 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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