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Author SHA1 Message Date
Andy Wingo
c15defef7f add scm_c_values helper
* libguile/values.h:
* libguile/values.c (scm_c_values): New public helper.
2012-04-30 20:27:35 +02:00
Andy Wingo
4bd53c1ba3 vlist performance improvements; allocate vhash data inline
* module/ice-9/vlist.scm (make-block): If we are making a hash table,
  allocate it inline with the contents.  Otherwise don't even add a
  pointer to the block.
  (block-hash-table?): New internal accessor.
  (block-ref*): Remove.  Vhash entries are no longer wrapped.
  (block-ref):
  (block-hash-table-next-offset):
  (block-hash-table-set-next-offset!):
  (block-hash-table-ref):
  (block-hash-table-set!):
  (block-hash-table-add!): Adapt to take content vector explicitly, and
  to expect the hash table inline with the contents.  Some of these
  accessors are new.  Adapt callers.
  (assert-vlist): New helper.
  (vlist-cons): Update comment.
  (vhash?): Update scheme to allocate the hash table and chain links
  inline with the contents.
  (%vhash-fold*, %vhash-assoc): Rewrite to be more performant.
2012-04-23 21:52:25 +02:00
Andy Wingo
985702f713 avoid emitting degenerate aliases in peval
* module/language/tree-il/peval.scm (<operand>, make-operand)
  (make-bound-operands, peval): Avoid emitting needless aliases in
  degenerate cases of let.
  (visit-operand): If we visit an operand with a fresh counter and have
  to abort, record that fact.

* test-suite/tests/peval.test ("partial evaluation"): Add a test.
2012-04-23 21:52:25 +02:00
Andy Wingo
f6a554a6aa vlist-cons micro-optimizations
* module/ice-9/vlist.scm (set-block-next-free!): Define this instead of
  increment-block-next-free!.
  (block-append!): Refactor to take an offset, and only append if the
  offset is the next free value, and there is space in the block.
  (block-cons): Refactor to not be a loop.  The partial evaluator would
  have to understand effects analysis in order to be able to unroll it,
  and there's at most one recursion.

  Recovers the performance loss resulting from the previous commit.
2012-04-23 21:52:25 +02:00
Andy Wingo
299ce911f9 slight vlist refactor
* module/ice-9/vlist.scm: Use define-inlinable instead of define-inline,
  to ensure strict argument evaluation.  There is a slight performance
  penalty, but I hope subsequent hacks make it up.
2012-04-23 21:52:25 +02:00
Andy Wingo
73001b06f6 fix replacement of CSE with lexical-ref
* module/language/tree-il/cse.scm (cse): Fix dominator unrolling for
  lexical propagation.

* test-suite/tests/cse.test ("cse"): Add test.
2012-04-23 21:52:24 +02:00
Andy Wingo
3db8f60977 cse hashing tweak
* module/language/tree-il/cse.scm (cse): Minor tweak to hash depth based
  on time profile of compiling peval.scm.
2012-04-23 21:52:24 +02:00
Andy Wingo
036c366dc2 more inlining in effects.scm
* module/language/tree-il/effects.scm (define-effects)
  (&no-effects, &all-effects-but-bailout):
  (cause, &depends-on, &causes, depends-on-effects?)
  (causes-effects?, effects-commute?): Add ham-fisted inlining.
2012-04-23 21:52:24 +02:00
Andy Wingo
b3f25e6269 better primitives support for bit operations
* module/language/tree-il/primitives.scm
  (*interesting-primitive-names*): Add lognot.
  (*effect-free-primitives*): Add ash, logand, logior, logxor, and
  lognot.
  (logior, logand): Define associative expanders.
2012-04-23 21:52:24 +02:00
Andy Wingo
f7d8efc630 disable optimizations in goops dispatch procedures
* module/oop/goops/dispatch.scm: Disable peval and cse.
2012-04-23 21:52:24 +02:00
Andy Wingo
9068f4f527 enable cse
* module/language/tree-il/optimize.scm: Enable CSE unless #:cse? #f is
  passed.

* test-suite/tests/tree-il.test: Disable CSE for one test.
2012-04-23 21:52:24 +02:00
Andy Wingo
f66cbb99ee new pass: cse
* module/language/tree-il/cse.scm: New pass, some simple common
  subexpression elimination with effects analysis.

* test-suite/tests/cse.test: New test.

* test-suite/Makefile.am:
* module/Makefile.am: Adapt.
2012-04-23 21:52:24 +02:00
Andy Wingo
1cd63115be minor tweaks to a peval test
* test-suite/tests/peval.test: Update mutable var test to really ensure
  that the function can't inline.
2012-04-23 21:52:24 +02:00
Andy Wingo
a36e7870c3 peval uses effects analysis
* module/language/tree-il/peval.scm: Use effects analysis from (language
  tree-il effects) instead of our own constant-expression?.  Eagerly
  mark assigned lexicals as non-copyable.
2012-04-23 21:52:24 +02:00
Andy Wingo
da9b2b71f7 add effects
* module/language/tree-il/effects.scm: New module, for effects
  analysis.
* module/Makefile.am: Adapt.
2012-04-23 21:52:23 +02:00
Andy Wingo
de1eb420a5 peval tests into separate file
* test-suite/tests/tree-il.test ("partial evaluation"):
* test-suite/tests/peval.test ("partial evaluation"): Separate peval
* tests.

* test-suite/Makefile.am: Adapt.
2012-04-23 21:52:22 +02:00
Andy Wingo
5deea34d0e add more primitives and predicates to (language tree-il primitives)
* module/language/tree-il/primitives.scm
  (*interesting-primitive-names*): Add number? and char?.  Add more
  numeric predicates.  Add character comparators.  Add throw, error, and
  scm-error.
  (*primitive-accessors*): Remove struct-vtable.  Though the vtable's
  contents may change (through redefinition), its identity does not
  change.
  (*effect-free-primitives*): Put struct-vtable, number?, and char?
  here.
  (*multiply-valued-primitives*): Instead of listing singly-valued
  primitives, list multiply-valued primitives.
  (*bailout-primitives*): New list.
  (*negatable-primitives*): New alist.
  (*bailout-primitive-table*, *multiply-valued-primitive-table*)
  (*negatable-primitive-table*): New tables.
  (singly-valued-primitive?): Adapt to
  use *multiply-valued-primitive-table*.
  (bailout-primitive?, negate-primitive): New exported procedures.
2012-04-23 21:52:02 +02:00
Andy Wingo
7e822b32d2 modernize (benchmark-suite lib)
* benchmark-suite/benchmark-suite/lib.scm: Rewrite to be more modern,
  using parameters, records, and higher precision timers.  Since this
  file was never installed, this is an acceptable interface change.
  (run-benchmark): Run the thunk once before going into the benchmark.
  Adapt to new `report' interface.
  (report): Change to expect only one argument, a <benchmark-result>
  object.
  (print-result): Adapt.  The result is in the same format as before.
  (print-user-result): Adapt.  The result is different from before, but
  as this is just printed on stdout and not logged, there should be no
  problem.
  (calibrate-benchmark-framework): Pull initialization into a function.
2012-04-23 21:46:06 +02:00
Andy Wingo
b064d56514 avoid inexact iteration count in benchmarks
* benchmark-suite/benchmarks/arithmetic.bm:
* benchmark-suite/benchmarks/r6rs-arithmetic.bm: Use #e1e7 for the
  iteration count, instead of the flonum 1e7.
2012-04-23 21:46:06 +02:00
Andy Wingo
d10f7b572c move (test-suite lib) to lower dir; cleans up uninstalled paths.
* check-guile.in:
* test-suite/Makefile.am:
* test-suite/test-suite/lib.scm:

* benchmark-guile.in:
* benchmark-suite/Makefile.am:
* benchmark-suite/benchmark-suite/lib.scm: Lower the lib modules in the
  source tree.  This lets us remove top_srcdir and top_builddir from the
  uninstalled paths.

* test-suite/tests/asm-to-bytecode.test:
* test-suite/tests/brainfuck.test:
* test-suite/tests/compiler.test:
* test-suite/tests/ftw.test:
* test-suite/tests/gc.test:
* test-suite/tests/match.test:
* test-suite/tests/rnrs-libraries.test:
* test-suite/tests/rnrs-test-a.scm:
* test-suite/tests/sxml.match.test: Adapt to not expect that module
  names be prefixed with "test-suite".
2012-04-23 21:46:06 +02:00
Ludovic Courtès
7a4188c449 Thank Klaus. 2012-04-22 20:39:50 +02:00
Ludovic Courtès
398446c742 bytevectors: Fix IEEE-754 endianness conversion.
Fixes <http://bugs.gnu.org/11310>.
Reported by Klaus Stehle <klaus.stehle@uni-tuebingen.de>.

* libguile/ieee-754.h: Remove.
* libguile/Makefile.am (noinst_HEADERS): Remove `ieee-754.h'.

* libguile/bytevectors.c (scm_ieee754_float, scm_ieee754_double): New
  unions.
  (float_to_foreign_endianness, float_from_foreign_endianness,
  double_to_foreign_endianness, double_from_foreign_endianness): Rewrite
  in terms of the new unions.

* test-suite/tests/bytevectors.test ("2.8 Operations on IEEE-754
  Representations")["single, little endian", "single, big endian",
  "double, little endian", "double, big endian"]: New tests.
2012-04-22 20:39:33 +02:00
Ludovic Courtès
fd07759b7d Fix and clarify documentation of `sorted?'.
Fixed <http://bugs.gnu.org/11262>.
Reported by Alexei Matveev <alexei.matveev@gmail.com>.

* libguile/sort.c (scm_sorted_p): Fix and clarify docstring.
* doc/ref/api-utility.texi (Sorting): Update accordingly.
2012-04-22 14:52:43 +02:00
Ludovic Courtès
d8fe367a31 Remove duplicate test in `tree-il.test'.
* test-suite/tests/tree-il.test ("partial evaluation"): Remove duplicate
  test for `(cons 0 (cons 1 (cons 2 (list 3 4 5))))'.
2012-04-22 14:51:32 +02:00
Ludovic Courtès
0f6dd25023 Avoid use of `GC_PTR' in "smob.h".
Commit c46fee438c removed the "bdw-gc.h"
include from "smob.h", so better avoid `GC_PTR'.

* libguile/smob.c (scm_i_finalize_smob): Use `void *' instead of `GC_PTR'.
* libguile/smob.h (scm_i_finalize_smob): Update declaration accordingly.
2012-04-12 23:16:48 +02:00
Ludovic Courtès
5ef102cc93 SRFI-9: Set the `record-constructor' slot of the RTD.
Fixed <http://bugs.gnu.org/11196>.
Reported by Klaus Stehle <klaus.stehle@uni-tuebingen.de>.

* module/srfi/srfi-9.scm (define-record-type): Define the contructor
  before TYPE-NAME.  Set RTD's constructor field.

* test-suite/tests/srfi-9.test ("record compatibility"): New test
  prefix.
2012-04-10 00:17:39 +02:00
Mark H Weaver
bbb9f000ad Fix scm_to_utf8_stringn once and for all; optimize; add tests
* libguile/strings.c (scm_to_utf8_stringn): Fix another new bug in this
  recent comedy of errors: pass the size of the preallocated buffer to
  u32_to_u8.  Arrange to call 'scm_i_string_wide_chars' and
  'scm_i_string_length' only once each.  Rename local variables for
  improved code clarity.

* test-suite/standalone/test-conversion.c (test_to_utf8_stringn): New
  function to test scm_to_utf8_stringn.
2012-04-04 18:58:44 -04:00
Mark H Weaver
51853eee69 Fix scm_to_utf8_stringn to NUL-terminate properly
* libguile/strings.c (scm_to_utf8_stringn): NUL-terminate using the
  correct pointer.
2012-04-03 09:50:20 -04:00
Mark H Weaver
e26da7a24e Fix scm_to_utf8_stringn to return the length in bytes, et al
* libguile/strings.c (u32_u8_length_in_bytes): Internal static function
  renamed from u32_u8_strlen, whose name was potentially confusing.  For
  added safety, handle everything that can be encoded in the more
  general UTF-8 encoding: up to six bytes for each code point, with code
  points up to 2^31-1.

  (scm_to_utf8_stringn): NUL-terminate only if (lenp == NULL).
  If (lenp != NULL) return the length in bytes in *lenp.
2012-04-02 18:55:45 -04:00
Andy Wingo
2c1b79513b fix scm_to_utf8_stringn for wide strings to NUL-append the strings
* libguile/strings.c (u32_u8_strlen, scm_to_utf8_stringn): Sigh, fix the
  u32-to-u8 optimization to ensure that the utf8 string is
  NUL-terminated.
2012-04-01 14:07:07 -07:00
BT Templeton
a8004dcb4d primitive resolution for public refs
* module/language/tree-il/primitives.scm (resolve-primitives!): Resolve
  public module-refs to primitives.

* test-suite/tests/tree-il.test: New tests for primitive resolution.
2012-03-23 19:05:58 -04:00
Andy Wingo
da03005a2a add bad-request printer
* module/web/request.scm (bad-request-printer): Add printer for these
  exceptions.
2012-03-22 09:56:27 +01:00
Andy Wingo
1be6c7d34d add exception printers for bad-header, bad-header-component
* module/web/http.scm (bad-header-component): Throw
  'bad-header-component instead of 'bad-header.
  (bad-header-printer, bad-header-component-printer): Add exception
  printers.
2012-03-22 09:56:27 +01:00
Andy Wingo
47153f29b0 micro-optimizations to string-trim-both, and to (web http)
* libguile/srfi-13.c (scm_string_trim, scm_string_trim_right)
  (scm_string_trim_both): Take the whitespace fast-path if the char_pred
  is scm_char_set_whitespace.

* module/web/http.scm (read-header, split-and-trim, parse-quality-list):
  (parse-param-component, parse-credentials, "Content-Type"):
  (read-request-line, read-response-line): Use char-set:whitespace
  instead of char-whitespace?.  It avoids recursing into the VM.
2012-03-22 09:55:28 +01:00
Andy Wingo
c05805a4ea make applicable smob calls cheaper, and fix a memory leak
* libguile/vm.c (prepare_smob_call): New helper.  Now, instead of making
  a per-smob trampoline, we will shuffle the smob into the args and use
  a gsubr.  This prevents a memory leak in which the trampolines, which
  were values in a weak-key table, were preventing the smobs from being
  collected.

* libguile/vm-i-system.c (call, tail-call, mv-call): Adapt to new smob
  application mechanism.
  (smob-call): Remove this instruction.

* libguile/smob.h (scm_smob_descriptor): Rename apply_trampoline_objcode
  to apply_trampoline.

* libguile/smob.c: Remove our own objcode trampolines in favor of using
  scm_c_make_gsubr.
  (scm_smob_prehistory): No more trampoline weak map.

* libguile/procprop.c (scm_i_procedure_arity): Adapt to applicable smob
  representation change.
2012-03-18 20:21:49 +01:00
Andy Wingo
89d45e8507 web http: fix Ma -> Mar
* module/web/http.scm (write-date): Fix serialization of Mar.  Oops.
2012-03-12 16:58:15 +01:00
Andy Wingo
02360ed605 web server http: 400 Bad Request on bad requests
* module/web/server/http.scm (bad-request, http-read): If an exception
  is raised while reading a response, write out a 400 Bad Request
  response before closing the port.
2012-03-11 10:29:06 +01:00
Andy Wingo
9adbf27f4e more libgc 7.1 compat
* configure.ac:
* libguile/gc.c (GC_set_finalize_on_demand): Check for this function,
  and shim if it isn't present.
2012-03-08 23:50:41 +01:00
Andy Wingo
f740445a9b run finalizers asynchronously in asyncs
* libguile/finalizers.c: New excitement!  We'll be running finalizers
  asynchronously, from asyncs.  This will make it safer to allocate
  while holding a mutex.
  (GC_set_finalizer_notifier): Add back-compat shim.

* libguile/init.c (scm_i_init_guile): Init the async finalizer mechanism
  during boot.

* libguile/gc.c (scm_storage_prehistory): Tell libgc we'll be finalizing
  on demand.
  (scm_gc): Explicitly run finalizers here.

* libguile/threads.c (guilify_self_2): Run finalizers here if
  queue_finalizer_async happened to run during guilify_self_1.

* configure.ac: Add check for GC_set_finalizer_notifier.
2012-03-08 13:12:10 +01:00
Andy Wingo
75ba64d679 use the new finalizer helpers
* libguile/foreign.c (scm_set_pointer_finalizer_x)
* libguile/ports.c (finalize_port)
* libguile/smob.c (scm_i_new_smob, scm_i_new_double_smob)
* libguile/struct.c (scm_i_alloc_struct)
* libguile/numbers.c (make_bignum): Use the new API.
2012-03-08 12:40:27 +01:00
Andy Wingo
7b327550e2 add scm_i_set_finalizer, scm_i_add_finalizer, scm_i_add_resuscitator
* libguile/finalizers.h:
* libguile/finalizers.c: New files.

* libguile.h:
* libguile/Makefile.am: Add to build.
2012-03-08 12:40:27 +01:00
Andy Wingo
c46fee438c scm_new_smob, scm_new_double_smob inline functions
* libguile/smob.h (scm_new_smob, scm_new_double_smob): New constructors,
  which do what SCM_NEWSMOB / SCM_NEWSMOB3 had done, but with inline
  functions instead of macros.  They also bail to scm_i_new_smob /
  scm_i_new_double_smob in either the mark or the free case, so that the
  inline definition doesn't reference other internal details like libgc
  stuff.
  (SCM_SMOB_TYPE_MASK et al): Move definitions up so the new_smob see
  them as already being declared.
  (SCM_NEWSMOB, SCM_RETURN_NEWSMOB, SCM_NEWSMOB2, SCM_RETURN_NEWSMOB2):
  (SCM_NEWSMOB3, SCM_RETURN_NEWSMOB3): Reimplement in terms of the new
  inline functions.

  Remove now-unneeded bdw-gc include.

* libguile/smob.c (finalize_smob): Rename from scm_i_finalize_smob, and
  make static.
  (scm_i_new_smob, scm_i_new_double_smob): Slow-path allocators.
  (scm_i_finalize_smob, scm_i_new_smob_with_mark_proc): Add
  back-compatibility shims to preserve ABI.

* libguile/inline.c: Include smob.h, so as to reify scm_new_smob and
  scm_new_double_smob.
2012-03-08 12:40:27 +01:00
Andy Wingo
42d691ee16 scm_cell, scm_double_cell, scm_words back to gc.h
* libguile/inline.h:
* libguile/gc.h (scm_cell, scm_double_cell, scm_words): Move
  declarations and definitions back here, from inline.h.  It's more
  natural.

* libguile/inline.c: Include gc.h as well.
2012-03-08 12:40:27 +01:00
Andy Wingo
46163e52e5 simplify inline function infrastructure
* libguile/__scm.h (SCM_C_EXTERN_INLINE): Move this definition here,
  from inline.h.  We'd like to support inline function definitions in
  more header files: not just inline.h.
  (SCM_CAN_INLINE, SCM_INLINE, SCM_INLINE_IMPLEMENTATION): New
  definitions.

* libguile/gc.h (SCM_GC_MALLOC, SCM_GC_MALLOC_POINTERLESS): Define these
  wrappers, which redirect to the GC_MALLOC macros when building Guile,
  and the scm_gc_malloc functions otherwise.  A step towards getting
  BDW-GC out of Guile's API.

* libguile/inline.h: Simplify, using SCM_INLINE,
  SCM_INLINE_IMPLEMENTATION, and SCM_IMPLEMENT_INLINES.  Also use the
  new SCM_GC_MALLOC macros.
2012-03-08 12:40:27 +01:00
Ian Price
be79627c21 Fix flush on soft ports, so that it actually runs.
* libguile/vports.c (sf_flush): Remove conditional testing the
  position in the port's write_buf, as it is no longer used.
2012-03-07 23:54:24 -05:00
Ludovic Courtès
da35d2eaa9 Improve port benchmark.
* benchmark-suite/benchmarks/ports.bm (sequence): New macro, formerly
  local to the "rdelim" benchmark prefix.
  (large-string): New procedure.
  (%latin1-port, %utf8/ascii-port, %utf8/wide-port): Use it.
  ("peek-char", "char-ready?", "read-char"): Use `sequence'.
2012-03-07 21:58:07 +01:00
Giuseppe Scrivano
3658a3744b Fix a segfault when /dev/urandom is not accessible
* libguile/init.c (scm_i_init_guile): Call `scm_init_random' before
`scm_init_macros'.
2012-03-07 21:25:11 +01:00
Andy Wingo
1fa0fde495 deprecate close-io-port
* module/ice-9/r4rs.scm:
* module/ice-9/deprecated.scm (close-io-port): Deprecate.
2012-03-05 23:52:28 +01:00
Mark H Weaver
1a4d765381 Don't call SYMBOL_STRINGBUF on a string
* libguile/strings.c (scm_i_make_symbol): Use STRING_STRINGBUF
  instead of SYMBOL_STRINGBUF to get the stringbuf of a string.
2012-03-04 22:47:04 -05:00
Mark H Weaver
07bc8e7c33 Remove documentation of internal static string comparison functions
* doc/ref/api-data.texi (String Comparison): Remove documentation for
  scm_i_string{,_ci}_{equal,less,leq,gr,geq}_p, which are not only
  internal functions but static, and thus unusable by external code.
2012-03-04 22:12:48 -05:00