| Commit message (Collapse) | Author | Age | Files | Lines |
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PR 4935
* tapsets.cxx (dwarf_derived_probe::dwarf_derived_probe): Allow user
to access kernel variables in the condition of probe points.
* stapprobes.5.in : Document the conditional probe point.
* NEWS : Ditto.
* parseok/five.stp: Add an example of conditional probe point.
* parseko/probepoint04.stp: New test for conditional probe point.
* parseko/probepoint05.stp: Ditto.
* parseko/probepoint06.stp: Ditto.
* parseko/probepoint07.stp: Ditto.
* parseko/probepoint08.stp: Ditto.
* parseko/probepoint09.stp: Ditto.
* semok/twentynine.stp: Ditto.
* semko/thirtynine.stp: Ditto.
* systemtap.base/onoffprobe.*: Ditto.
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2007-11-19 Frank Ch. Eigler <fche@elastic.org>
PR 3887.
* staptree.h (probe_point): Add "sufficient" field.
* staptree.cxx: Initialize it, print it.
* parse.cxx (parse_probe_point): Parse it.
* elaborate.cxx (derive_probes): Implement it.
* stapprobes.5.in: Document it.
* NEWS: Gloat about it.
* parseok/five.stp, semok/twentyseven.stp: Test "!" probe point flag.
* iostat-scsi.stp: Adopt "!" probe point flag.
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PR 4846
* parse.cxx (input_put): New function, sort of like stdio ungetc.
(input_get): Skip cursor position changing for input_put strings.
(scan): Rework $.../@... substitution into character pasting.
* parse.h: Corresponding changes.
* util.h (lex_cast_qstring): Octal-quote unprintable characters.
* stap.1.in, NEWS: Document new behaviour.
2007-08-07 Frank Ch. Eigler <fche@redhat.com>
PR 4846
* parseko/preprocess13.stp, parseok/nineteen.stp,
semok/twentyfive.stp: New tests.
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* parse.cxx, parse.h (lexer::scan): Add $# and @# identifiers.
(eval_pp_conditional, scan_pp): Allow the use of $x and @x identifiers.
Produce more accurate error messages.
* stap.1.in: Document $# and @# identifiers.
2007-04-04 Pierre Peiffer <pierre.peiffer@bull.net>
* parseok/fourteen.stp: Add test about $# and @# usage during
the preprocessing.
* parseko/preprocess10.stp: New test.
* parseko/preprocess11.stp: New test.
* parseko/preprocess12.stp: New test.
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PR 4171.
* Makefile.am (check, installcheck): Pass build-tree pointers
in environment variables.
* configure.ac: Run separate configury for testsuite/.
* configure, Makefile.in: Regenerated.
2007-03-14 Frank Ch. Eigler <fche@redhat.com>
PR 4171.
* configure.ac, configure, aclocal.m4: New files to permit
testsuite-only build tree.
* Makefile.am (RUNTEST): Arrange a crazy concoction of
environment/make variable for runtest.
* Makefile.in: Regenerated.
* */*.stp: Switch test cases from "./stap" to "stap" throughout.
* lib/systemtap.exp: Assume/trace environment variables.
(stap_run_batch): Add "#! stap"-handling hack.
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* parseko/foreachstmt06.stp: Added new test for foreach "limit"
keyword.
* parseko/foreachstmt07.stp: Ditto.
* parseok/foreachstmt01.stp: Ditto.
* semko/foreachstmt01.stp: Ditto.
* semko/foreachstmt02.stp: Ditto.
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Add basic support for initialized globals.
* parse.cxx (parse_global): Parse initialization clause, implement
by rewriting to "probe begin { var = value }".
* parse.h: Corresponding changes.
* stap.1.in: Document optional initialization.
2006-09-06 Frank Ch. Eigler <fche@elastic.org>
* parseok/eighteen.stp, semok/twentythree.stp: New files for
testing initialized globals.
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* parse.cxx (parser::expect_unknown2): New function that looks for
2 possible token types.
* parse.cxx (parser::expect_ident_or_keyword): New function that
calls parser::expect_unknown2.
* parse.cxx (parser::parse_symbol): Calls
parser::expect_ident_or_keyword to allow keywords to appear when
expanding target symbols (Bugzilla #2913).
* parse.h: Added prototypes for parser::expect_unknown2 and
parser::expect_ident_or_keyword.
* testsuite/parseok/seventeen.stp: New test to check for allowing
keywords when expanding target symbols.
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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.
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* main.cxx (usage): Added exitcode parameter.
(main): Improved a few error messages. Also, when an error is
given, stap now always exits with a status of 1.
* testsuite/buildok/cmdline01.stp: New test.
* testsuite/parseko/cmdline01.stp: Ditto.
* testsuite/parseko/cmdline02.stp: Ditto.
* testsuite/parseko/cmdline03.stp: Ditto.
* testsuite/parseko/cmdline04.stp: Ditto.
* testsuite/parseko/cmdline05.stp: Ditto.
* testsuite/parseko/cmdline06.stp: Ditto.
* testsuite/parseok/cmdline01.stp: Ditto.
* testsuite/parseok/cmdline02.stp: Ditto.
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* elaborate.cxx (isglob): New function.
(match_key::globmatch): New function.
(match_node::find_and_build): Uses isglob() and
match_key::globmatch() to provide support for wildcards such as
"kernel.syscall.*read*" (Bugzilla #1928).
* elaborate.h (match_key::globmatch): Added function declaration.
* parse.cxx (parser::parse_probe_point): Collects one or more
tokens into a single probe-point functor string.
* testsuite/parseko/twentytwo.stp: New file.
* testsuite/parseok/sixteen.stp: New file.
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* parse.cxx (parser::parser): Added initializer for 'context'
member variable.
(tt2str): Added support for new tok_keyword type.
(operator <<): Ignores keyword content when outputting error
message.
(lexer::scan): Recognizes keywords, such as 'probe', 'global',
'function', etc. and classifies them as type 'tok_keyword'. This
causes keywords to become reserved so they cannot be used for
function names, variable names, etc.
(parser::parse): Changed tok_identifier to tok_keyword when looking
for "probe", "global", or "function". Also sets context member
variable which remembers if we're in probe, global, function, or
embedded context.
(parser::parse_probe, parser::parse_statement)
(parser::parse_global, parser::parse_functiondecl)
(parser::parse_if_statement, parser::parse_delete_statement)
(parser::parse_break_statement, parser::parse_continue_statement)
(parser::parse_for_loop, parser::parse_while_loop)
(parser::parse_foreach_loop, parser::parse_array_in): Looks for
tok_keyword instead of tok_identifier.
(parser::parse_probe_point): Allows keywords as part of a probe
name, since "return" and "function" are keywords.
(parser::parse_return_statement): Looks for tok_keyword instead of
tok_identifier. Make sure we're in function context.
(parser::parse_next_statement): Looks for tok_keyword instead of
tok_identifier. Make sure we're in probe context.
* parse.h: Added parse_context enum. Added 'tok_keyword' to
token_type enum. Added parse_context 'context' member variable to
parser class.
* stap.1.in: Because the string() function has been removed,
the 'string()' function reference has been changed to a 'sprint()'
function reference.
* stapex.5.in: Ditto.
* stapfuncs.5.in: The description of the string() and hexstring()
functions has been removed.
* testsuite/buildok/context_test.stp: Calls to the string()
function were converted to sprint() function calls.
* testsuite/buildok/fifteen.stp: Ditto.
* testsuite/buildok/nineteen.stp: Ditto.
* testsuite/buildok/process_test.stp: Ditto.
* testsuite/buildok/task_test.stp: Ditto.
* testsuite/buildok/timestamp.stp: Ditto.
* testsuite/buildok/twentyone.stp: Ditto.
* testsuite/semok/args.stp: Ditto.
* testsuite/semok/seven.stp: Ditto.
* testsuite/buildok/fourteen.stp: Calls to log()/string() were
converted to a call to printf().
* testsuite/buildok/sixteen.stp: Ditto.
* testsuite/buildok/thirteen.stp: Ditto.
* testsuite/buildok/twentythree.stp: Ditto.
* testsuite/buildok/twentytwo.stp: Ditto.
* testsuite/buildok/seven.stp: Calls to the string()
function were converted to sprint() calls. Calls to the
hexstring() function were converted to sprintf() calls.
* testsuite/semok/eleven.stp: Ditto.
* testsuite/buildok/seventeen.stp: Calls to log()/hexstring() were
converted to a call to printf().
* testsuite/semko/nineteen.stp: Ditto.
* testsuite/parseok/three.stp: Because keywords are reserved, a
variable named 'string' was renamed to 'str'.
* testsuite/parseok/two.stp: Because keywords are reserved, a
variable named 'global' was renamed to 'gbl'.
* testsuite/transko/two.stp: Because the parser now checks for
'next' and 'return' statement context, a 'next' statement was
removed from a function and a 'return' statement was removed from
a probe.
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PR 2427.
* staptree.cxx (varuse_collecting_visitor::visit_embeddedcode):
Support /* pure */ declaration. Stop using __tvar_ naming hack.
(v_c_u::visit_print_format): Mark sprint and sprintf as
side-effect-free.
(deep_copy_visitor::visit_print_format): Propagate raw_components.
* stap.1.in: Document declaration.
* elaborate.cxx (semantic_pass_opt2): Verbose message tweak.
(dead_stmtexpr_remover): Extend for more aggressive optimization.
* tapsets.cxx (dwarf,mark_var_expanding_copy_visotor): Add
/* pure */ declaration to rvalue expansions.
* tapset/*.stp: Added /* pure */ declarations to many functions.
* testsuite/parseok/unparsers.stp: Propagate guru mode flag.
* testsuite/buildok/twentyfour.stp: New test.
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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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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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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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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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PR 1292, by popular request.
* parse.cxx (parse_functiondecl): Allow optional value/param type
declarations.
* stap.1.in: Document this.
* tapset/*.stp: Convert most functions accordingly.
* testsuite/parseok/twelve.stp, semok/seven.stp,
semko/twenty.stp: Test this.
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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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* testsuite/parseok/nine.stp: Update
* testsuite/semok/{six,seven,eleven,seventeen}.stp: Update.
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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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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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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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