lisp/ChangeLog

   1 2011-03-30  Stefan Monnier  <monnier@iro.umontreal.ca>
   2
   3         * subr.el (apply-partially): Use a non-nil static environment.
   4         (--dolist-tail--, --dotimes-limit--): Don't declare dynamically bound.
   5         (dolist): Use a more efficient form for lexical-binding.
   6         (dotimes): Use a cleaner semantics for lexical-binding.
   7
   8         * emacs-lisp/edebug.el (edebug-eval-top-level-form):
   9         Use eval-sexp-add-defvars.
  10
  11 2011-03-30  Juanma Barranquero  <lekktu@gmail.com>
  12
  13         * makefile.w32-in (COMPILE_FIRST): Remove pcase.
  14
  15 2011-03-30  Stefan Monnier  <monnier@iro.umontreal.ca>
  16
  17         * subr.el (with-output-to-temp-buffer): Don't change current-buffer to
  18         standard-output while running the body.
  19
  20         * startup.el: Fix up warnings, move lambda expressions
  21         outside of quote.
  22
  23         * Makefile.in (COMPILE_FIRST): Remove pcase; it's not so important.
  24
  25 2011-03-24  Stefan Monnier  <monnier@iro.umontreal.ca>
  26
  27         * startup.el: Convert to lexical-binding.  Mark unused arguments.
  28         (command-line-1): Get rid of the "cl1-" prefix now that we use lexical
  29         scoping instead.
  30         * emacs-lisp/float-sup.el (pi): Leave it lexically scoped.
  31         * emacs-lisp/lisp-mode.el (eval-sexp-add-defvars): New fun.
  32         (eval-last-sexp-1): Use eval-sexp-add-defvars.
  33         * emacs-lisp/edebug.el (edebug-eval-defun): Use eval-sexp-add-defvars.
  34         * emacs-lisp/cconv.el (cconv--analyse-function):
  35         Fix `report-error/log-warning' mixup.
  36
  37 2011-03-23  Stefan Monnier  <monnier@iro.umontreal.ca>
  38
  39         * emacs-lisp/bytecomp.el (byte-compile-file-form-defmumble):
  40         byte-compile-lambda now always returns a byte-code-function.
  41         (byte-compile-byte-code-maker, byte-compile-byte-code-unmake)
  42         (byte-compile-closure): Remove.
  43         (byte-compile-lambda): Always return a byte-code-function.
  44         (byte-compile-top-level): Don't handle `byte-code' forms specially.
  45         (byte-compile-inline-lapcode): New function, taken from byte-opt.el.
  46         (byte-compile-unfold-bcf): New function.
  47         (byte-compile-form): Use it to optimize inline byte-code-functions.
  48         (byte-compile-function-form, byte-compile-defun): Simplify.
  49         (byte-compile-defmacro): Don't bother calling
  50         byte-compile-byte-code-maker.
  51         * emacs-lisp/byte-opt.el (byte-inline-lapcode): Move to bytecomp.el.
  52         (byte-compile-inline-expand): Inline all bytecompiled functions.
  53         Unify the inlining code of the lexbind and dynbind interpreted
  54         functions.
  55         (byte-compile-unfold-lambda): Don't handle byte-compiled functions
  56         at all.
  57         (byte-optimize-form-code-walker): Don't optimize byte-compiled inlined
  58         functions here.
  59         (byte-compile-splice-in-already-compiled-code): Remove.
  60         (byte-code): Don't optimize it any more.
  61         (byte-decompile-bytecode-1): Remove unused bytedecomp-bytes.
  62         Leave `byte-return's even for `make-spliceable'.
  63
  64 2011-03-20  Christian Ohler  <ohler@gnu.org>
  65
  66         * emacs-lisp/cl-macs.el (cl-block-wrapper): Fix typo that broke CL
  67         blocks.
  68
  69 2011-03-20  Stefan Monnier  <monnier@iro.umontreal.ca>
  70
  71         * emacs-lisp/debug.el (debugger-setup-buffer): Revert local change to
  72         print depth and length.
  73
  74 2011-03-19  Stefan Monnier  <monnier@iro.umontreal.ca>
  75
  76         * emacs-lisp/cl-macs.el (cl-byte-compile-block, cl-block-wrapper)
  77         (cl-block-throw, cl-byte-compile-throw): Use a compiler-macro rather
  78         than a `byte-compile' hook to optimize away unused CL blocks, so that
  79         also works for lexbind code.
  80         Move the code after define-compiler-macro.
  81
  82 2011-03-16  Stefan Monnier  <monnier@iro.umontreal.ca>
  83
  84         * emacs-lisp/pcase.el (pcase-mutually-exclusive-predicates):
  85         Add byte-code-function-p.
  86         (pcase--u1): Remove left-over code from early development.
  87         Fix case of variable shadowing in guards and predicates.
  88         (pcase--u1): Add a new `let' pattern.
  89
  90         * emacs-lisp/bytecomp.el: Remove the bytecomp- prefix now that we use
  91         lexical-binding.
  92         (byte-compile-outbuffer): Rename from bytecomp-outbuffer.
  93         * emacs-lisp/cl-macs.el (load-time-value):
  94         * emacs-lisp/cl.el (cl-compiling-file): Adjust to new name.
  95
  96         * emacs-lisp/byte-opt.el (byte-compile-inline-expand): Make it work to
  97         inline lexbind interpreted functions into lexbind code.
  98         (bytedecomp-bytes): Not a dynamic var any more.
  99         (disassemble-offset): Get the bytes via an argument instead.
 100         (byte-decompile-bytecode-1): Use push.
 101
 102 2011-03-15  Stefan Monnier  <monnier@iro.umontreal.ca>
 103
 104         * makefile.w32-in (COMPILE_FIRST): Fix up last change.
 105         * ldefs-boot.el: Revert to upstream's version.
 106
 107 2011-03-13  Stefan Monnier  <monnier@iro.umontreal.ca>
 108
 109         * help-fns.el (help-function-arglist):
 110         * emacs-lisp/bytecomp.el (byte-compile-arglist-warn):
 111         * subr.el (apply-partially): Adjust to new format.
 112         * emacs-lisp/disass.el (disassemble-internal): Catch closures.
 113
 114 2011-03-12  Stefan Monnier  <monnier@iro.umontreal.ca>
 115
 116         * subr.el (apply-partially): Move from subr.el; don't use lexical-let.
 117         (eval-after-load): Obey lexical-binding.
 118         * simple.el (apply-partially): Move to subr.el.
 119         * makefile.w32-in: Match changes in Makefile.in.
 120         (BIG_STACK_DEPTH, BIG_STACK_OPTS, BYTE_COMPILE_FLAGS): New vars.
 121         (.el.elc, compile-CMD, compile-SH, compile-always-CMD)
 122         (compile-always-SH, compile-calc-CMD, compile-calc-SH): Use them.
 123         (COMPILE_FIRST): Add pcase, macroexp, and cconv.
 124         * emacs-lisp/macroexp.el (macroexpand-all-1): Silence warning about
 125         calling CL's `compiler-macroexpand'.
 126         * emacs-lisp/bytecomp.el (byte-compile-preprocess): New function.
 127         (byte-compile-initial-macro-environment)
 128         (byte-compile-toplevel-file-form, byte-compile, byte-compile-sexp):
 129         Use it.
 130         (byte-compile-eval, byte-compile-eval-before-compile):
 131         Obey lexical-binding.
 132         (byte-compile--for-effect): Rename from `for-effect'.
 133         (display-call-tree): Use case.
 134         * emacs-lisp/byte-opt.el (for-effect): Don't declare as dynamic.
 135         (byte-optimize-form-code-walker, byte-optimize-form):
 136         Revert to old arg name.
 137         * Makefile.in (BYTE_COMPILE_FLAGS): New var.
 138         (compile-onefile, .el.elc, compile-calc, recompile): Use it.
 139
 140 2011-03-11  Stefan Monnier  <monnier@iro.umontreal.ca>
 141
 142         * subr.el (letrec): New macro.
 143         (with-wrapper-hook): Move from simple.el and don't use CL.
 144         * simple.el (with-wrapper-hook): Move with-wrapper-hook to subr.el.
 145         * help-fns.el (help-function-arglist): Handle subroutines as well.
 146         (describe-variable): Use special-variable-p to filter completions.
 147         * emacs-lisp/macroexp.el (macroexpand-all-1): Don't expand `declare'
 148         in defmacros.
 149         * emacs-lisp/cconv.el (cconv-convert, cconv-analyse-form):
 150         Handle `declare'.
 151         * emacs-lisp/cl.el (pushnew): Silence unfixable warning.
 152         * emacs-lisp/cl-macs.el (defstruct, define-compiler-macro):
 153         Mark unused arg as unused.
 154         * emacs-lisp/byte-opt.el (byte-optimize-lapcode): Use memq.
 155         * emacs-lisp/autoload.el (make-autoload): Don't assume the macro's
 156         first sexp is a list.
 157         (autoload-generate-file-autoloads): Improve error message.
 158         * emacs-lisp/advice.el (ad-arglist): Use help-function-arglist
 159         to understand the new byte-code arg format.
 160         * vc/smerge-mode.el:
 161         * vc/log-view.el:
 162         * vc/log-edit.el:
 163         * vc/cvs-status.el:
 164         * uniquify.el:
 165         * textmodes/css-mode.el:
 166         * textmodes/bibtex-style.el:
 167         * reveal.el:
 168         * newcomment.el:
 169         * emacs-lisp/smie.el:
 170         * abbrev.el: Use lexical-binding.
 171
 172 2011-03-10  Stefan Monnier  <monnier@iro.umontreal.ca>
 173
 174         * emacs-lisp/bytecomp.el: Use lexical-binding.
 175         (byte-recompile-directory): Remove unused var `bytecomp-dest'.
 176         (byte-recompile-file): Use derived-mode-p.
 177         (byte-compile-from-buffer): Remove arg `bytecomp-filename'.
 178         Use byte-compile-current-file instead.
 179         (byte-compile-file): Adjust call accordingly.
 180         (bytecomp-outbuffer): Move declaration before first use.
 181         (for-effect): Declare dynamic.
 182         (byte-compile-file-form-defmumble): Use byte-compile-current-file.
 183         (byte-compile-top-level, byte-compile-out-toplevel, byte-compile-form):
 184         Move dyn-binding of for-effect from function argument to let binding.
 185         (byte-compile-out-toplevel): Don't both passing for-effect to
 186         byte-optimize-lapcode.
 187         (byte-compile-top-level-body, byte-compile-body):
 188         Rename for-effect -> for-effect-arg so it's lexical.
 189
 190         * subr.el (functionp): Remove, now that it's in src/eval.c.
 191
 192         * emacs-lisp/byte-opt.el: Use lexical-binding.
 193         (for-effectm byte-compile-tag-number): Declare dynamic.
 194         (byte-optimize-form-code-walker, byte-optimize-form): Move dynamic
 195         binding of for-effect from function argument to let binding.
 196         (byte-decompile-bytecode-1): Move dynamic binding of bytedecomp-bytes
 197         from function argument to let binding.
 198
 199         * emacs-lisp/cconv.el (cconv--convert-function): Rename from
 200         cconv-closure-convert-function.
 201         (cconv-convert): Rename from cconv-closure-convert-rec.
 202         (cconv--analyse-use): Rename from cconv-analyse-use.
 203         (cconv--analyse-function): Rename from cconv-analyse-function.
 204         (cconv--analyse-use): Change some patterns to silence compiler.
 205         (cconv-convert, cconv--convert-function): Rewrite.
 206         * emacs-lisp/byte-opt.el (byte-compile-inline-expand): Adjust check for
 207         new byte-code representation.
 208
 209 2011-03-06  Stefan Monnier  <monnier@iro.umontreal.ca>
 210
 211         * emacs-lisp/bytecomp.el (byte-compile-arglist-signature):
 212         Handle integer arglist descriptor.
 213         (byte-compile-make-args-desc): Make integer arglist descriptor.
 214         (byte-compile-lambda): Use integer arglist descriptor to mark lexical
 215         byte-coded functions instead of an extra slot.
 216         * help-fns.el (help-add-fundoc-usage): Don't add a dummy doc.
 217         (help-split-fundoc): Return a nil doc if there was no actual doc.
 218         (help-function-arglist): Generate an arglist from an integer arg-desc.
 219         * emacs-lisp/pcase.el (pcase--memoize): Rename from pcase-memoize;
 220         Make only the key weak.
 221         (pcase): Change the key used in the memoization table, so it does not
 222         always get GC'd away.
 223         * emacs-lisp/macroexp.el (macroexpand-all-1): Slight change to the
 224         pcase pattern to generate slightly better code.
 225
 226 2011-03-01  Stefan Monnier  <monnier@iro.umontreal.ca>
 227
 228         * emacs-lisp/cconv.el (cconv-liftwhen): Increase threshold.
 229         (cconv-closure-convert-rec): Convert interactive spec in empty lexenv.
 230         (cconv-analyse-use): Improve unused vars warnings.
 231         (cconv-analyse-form): Analyze interactive spec in empty lexenv.
 232         * emacs-lisp/bytecomp.el (byte-compile-lambda): Always byte-compile
 233         the interactive spec in lexical-binding mode.
 234         (byte-compile-refresh-preloaded): Don't reload byte-compiler files.
 235         * custom.el (custom-initialize-default): Use defvar.
 236         (custom-declare-variable): Set the special-variable-p flag.
 237         * help-fns.el (help-make-usage): Drop leading underscores.
 238         * dired.el (dired-revert, dired-make-relative): Mark unused args.
 239         (dired-unmark-all-files): Remove unused var `query'.
 240         (dired-overwrite-confirmed): Declare.
 241         (dired-restore-desktop-buffer): Don't use dynamically scoped arg names.
 242         * mpc.el: Mark unused args.
 243         (mpc--faster-toggle): Remove unused var `songnb'.
 244         * server.el (server-kill-buffer-running): Move before first use.
 245         * minibuffer.el: Mark unused args.
 246
 247 2011-02-26  Stefan Monnier  <monnier@iro.umontreal.ca>
 248
 249         * emacs-lisp/cconv.el (cconv-closure-convert-rec): Fix last change for
 250         λ-lift candidates that end up not λ-lifted.
 251
 252         * emacs-lisp/cconv.el: Compute freevars in cconv-analyse.
 253         (cconv-mutated, cconv-captured): Remove.
 254         (cconv-captured+mutated, cconv-lambda-candidates): Don't give them
 255         a global value.
 256         (cconv-freevars-alist): New var.
 257         (cconv-freevars): Remove.
 258         (cconv--lookup-let): Remove.
 259         (cconv-closure-convert-function): Extract from cconv-closure-convert-rec.
 260         (cconv-closure-convert-rec): Adjust to above changes.
 261         (fboundp): New function.
 262         (cconv-analyse-function, form): Rewrite.
 263         * emacs-lisp/bytecomp.el (byte-compile-initial-macro-environment):
 264         Handle declare-function here.
 265         (byte-compile-obsolete): Remove.
 266         (byte-compile-arglist-warn): Check late defsubst here.
 267         (byte-compile-file-form): Simplify.
 268         (byte-compile-file-form-defsubst): Remove.
 269         (byte-compile-macroexpand-declare-function): Rename from
 270         byte-compile-declare-function, turn it into a macro-expander.
 271         (byte-compile-normal-call): Check obsolescence.
 272         (byte-compile-quote-form): Remove.
 273         (byte-compile-defmacro): Revert to trunk's definition which seems to
 274         work just as well and handles `declare'.
 275         * emacs-lisp/byte-run.el (make-obsolete): Don't modify byte-compile.
 276         * Makefile.in (BIG_STACK_DEPTH): Increase to 1200.
 277         (compile-onefile): Pass $(BIG_STACK_OPTS) before "-l bytecomp".
 278         * emacs-lisp/macroexp.el: Use lexbind.
 279         (macroexpand-all-1): Check macro obsolescence.
 280         * vc/diff-mode.el: Use lexbind.
 281         * follow.el (follow-calc-win-end): Simplify.
 282
 283 2011-02-25  Stefan Monnier  <monnier@iro.umontreal.ca>
 284
 285         * emacs-lisp/bytecomp.el (byte-compile-lapcode): Handle new form of
 286         `byte-constant'.
 287         (byte-compile-close-variables, displaying-byte-compile-warnings):
 288         Add edebug spec.
 289         (byte-compile-toplevel-file-form): New fun, split out of
 290         byte-compile-file-form.
 291         (byte-compile-from-buffer): Use it to avoid applying cconv
 292         multiple times.
 293         (byte-compile): Only strip `function' if it's present.
 294         (byte-compile-lambda): Add `reserved-csts' argument.
 295         Use new lexenv arg of byte-compile-top-level.
 296         (byte-compile-reserved-constants): New var.
 297         (byte-compile-constants-vector): Obey it.
 298         (byte-compile-constants-vector): Handle new `byte-constant' form.
 299         (byte-compile-top-level): Add args `lexenv' and `reserved-csts'.
 300         (byte-compile-form): Don't check callargs here.
 301         (byte-compile-normal-call): Do it here instead.
 302         (byte-compile-push-unknown-constant)
 303         (byte-compile-resolve-unknown-constant): Remove, unused.
 304         (byte-compile-make-closure): Use `make-byte-code' rather than `curry',
 305         putting the environment into the "constant" pool.
 306         (byte-compile-get-closed-var): Use special byte-constant.
 307         * emacs-lisp/byte-opt.el (byte-optimize-form-code-walker): Handle new
 308         intermediate special form `internal-make-vector'.
 309         (byte-optimize-lapcode): Handle new form of `byte-constant'.
 310         * help-fns.el (describe-function-1): Don't handle funvecs.
 311         * emacs-lisp/macroexp.el (macroexpand-all-1): Only convert quote to
 312         function if the content is a lambda expression, not if it's a closure.
 313         * emacs-lisp/eieio-come.el: Remove.
 314         * emacs-lisp/eieio.el: Don't require eieio-comp.
 315         (defmethod): Do a bit more work to find the body and wrap it into
 316         a function before passing it to eieio-defmethod.
 317         (eieio-defmethod): New arg `code' for it.
 318         * emacs-lisp/debug.el (debugger-setup-buffer): Don't hide things in
 319         debugger backtrace.
 320         * emacs-lisp/cl-extra.el (cl-macroexpand-all): Use backquotes, and be
 321         more careful when quoting a function value.
 322         * emacs-lisp/cconv.el (cconv-freevars): Accept defvar/defconst.
 323         (cconv-closure-convert-rec): Catch stray `internal-make-closure'.
 324         * Makefile.in (COMPILE_FIRST): Compile pcase and cconv early.
 325
 326 2011-02-21  Stefan Monnier  <monnier@iro.umontreal.ca>
 327
 328         * emacs-lisp/cconv.el (cconv-closure-convert-rec): Let the byte
 329         compiler choose the representation of closures.
 330         (cconv--env-var): Remove.
 331         * emacs-lisp/bytecomp.el (byte-compile--env-var): New var.
 332         (byte-compile-make-closure, byte-compile-get-closed-var):
 333         New functions.
 334
 335 2011-02-21  Stefan Monnier  <monnier@iro.umontreal.ca>
 336
 337         * subr.el (with-output-to-temp-buffer): New macro.
 338
 339         * simple.el (count-words-region): Don't use interactive-p.
 340
 341         * minibuffer.el: Use lexical-binding.  Replace all uses of lexical-let.
 342
 343         * emacs-lisp/eieio.el (eieio-defgeneric-form-primary-only-one):
 344         Call byte-compile rather than byte-compile-lambda.
 345
 346         * emacs-lisp/eieio-comp.el (eieio-byte-compile-file-form-defmethod):
 347         Rename from byte-compile-file-form-defmethod.
 348         Don't byte-compile-lambda.
 349         (eieio-byte-compile-defmethod-param-convert): Rename from
 350         byte-compile-defmethod-param-convert.
 351
 352         * emacs-lisp/cl-extra.el (cl-macroexpand-all): Don't assume that the
 353         value of (function (lambda ...)) is self-quoting.
 354
 355         * emacs-lisp/cconv.el: Use lexical-binding.
 356         (cconv--lookup-let): Rename from cconv-lookup-let.
 357         (cconv-closure-convert-rec): Fix handling of captured+mutated
 358         arguments in defun/defmacro.
 359
 360         * emacs-lisp/bytecomp.el (byte-compile-lapcode):
 361         Turn stack-ref-0 into dup.
 362         (byte-compile-form): Don't indirect-function since it can signal
 363         errors.
 364         (byte-compile-stack-ref, byte-compile-stack-set): Adjust to stack-refs
 365         being relative to top rather than to bottom in the byte-code.
 366         (with-output-to-temp-buffer): Remove.
 367         (byte-compile-with-output-to-temp-buffer): Remove.
 368
 369         * emacs-lisp/byte-opt.el (byte-compile-side-effect-and-error-free-ops):
 370         Remove interactive-p.
 371         (byte-optimize-lapcode): Update optimizations now that stack-refs are
 372         relative to the top rather than to the bottom.
 373
 374 2011-02-19  Stefan Monnier  <monnier@iro.umontreal.ca>
 375
 376         * subr.el (save-window-excursion): New macro, moved from C.
 377         * emacs-lisp/lisp-mode.el (save-window-excursion): Don't touch.
 378         * emacs-lisp/cconv.el (cconv-closure-convert-rec, cconv-analyse-form):
 379         Don't handle save-window-excursion any more.
 380         * emacs-lisp/bytecomp.el (interactive-p, save-window-excursion):
 381         Don't use the byte-code any more.
 382         (byte-compile-form): Check macro expansion was done.
 383         (byte-compile-save-window-excursion): Remove.
 384         * emacs-lisp/byte-opt.el (byte-optimize-form-code-walker):
 385         Ignore save-window-excursion.  Don't macroepand any more.
 386
 387 2011-02-18  Stefan Monnier  <monnier@iro.umontreal.ca>
 388
 389         * emacs-lisp/pcase.el (pcase--expand, pcase--u, pcase--u1, pcase--q1):
 390         Avoid destructuring-bind which results in poorer code.
 391
 392 2011-02-17  Stefan Monnier  <monnier@iro.umontreal.ca>
 393
 394         * files.el (lexical-binding): Add a safe-local-variable property.
 395
 396         * emacs-lisp/cl-macs.el (cl-byte-compile-block): Disable optimization
 397         in lexbind, because it needs a different implementation.
 398
 399         * emacs-lisp/cconv.el (cconv--set-diff, cconv--set-diff-map)
 400         (cconv--map-diff, cconv--map-diff-elem, cconv--map-diff-set): New funs.
 401         (cconv--env-var): New constant.
 402         (cconv-closure-convert-rec): Use it and use them.  Fix a typo that
 403         ended up forgetting to remove entries from lmenvs in `let'.
 404         For `lambda' use the outer `fvrs' when building the closure and don't
 405         forget to remove `vars' from the `emvrs' and `lmenvs' of the body.
 406
 407         * emacs-lisp/bytecomp.el (byte-compile-arglist-warn):
 408         Correctly extract arglist from `closure's.
 409         (byte-compile-cl-warn): Compiler-macros are run earlier now.
 410         (byte-compile-top-level): Bind byte-compile-lexical-environment to nil,
 411         except for lambdas.
 412         (byte-compile-form): Don't run the compiler-macro expander here.
 413         (byte-compile-let): Merge with byte-compile-let*.
 414         Don't preserve-body-value if the body's value was discarded.
 415
 416         * emacs-lisp/byte-opt.el (byte-inline-lapcode): Check how many elements
 417         are added to the stack.
 418         (byte-compile-splice-in-already-compiled-code): Don't touch lexical nor
 419         byte-compile-depth now that byte-inline-lapcode does it for us.
 420         (byte-compile-inline-expand): Don't inline dynbind byte code into
 421         lexbind code, since it has to be done differently.
 422
 423 2011-02-12  Stefan Monnier  <monnier@iro.umontreal.ca>
 424
 425         * emacs-lisp/byte-lexbind.el: Delete.
 426
 427         * emacs-lisp/bytecomp.el (byte-compile-current-heap-environment)
 428         (byte-compile-current-num-closures): Remove vars.
 429         (byte-vec-ref, byte-vec-set): Remove byte codes.
 430         (byte-compile-arglist-vars, byte-compile-make-lambda-lexenv): Move from
 431         byte-lexbind.el.
 432         (byte-compile-lambda): Never build a closure.
 433         (byte-compile-closure-code-p, byte-compile-make-closure): Remove.
 434         (byte-compile-closure): Simplify.
 435         (byte-compile-top-level): Don't mess with heap environments.
 436         (byte-compile-dynamic-variable-bind): Always maintain
 437         byte-compile-bound-variables.
 438         (byte-compile-variable-ref, byte-compile-variable-set): Always just use
 439         the stack for lexical vars.
 440         (byte-compile-push-binding-init): Simplify.
 441         (byte-compile-not-lexical-var-p): New function, moved from cconv.el.
 442         (byte-compile-bind, byte-compile-unbind): New functions, moved and
 443         simplified from byte-lexbind.el.
 444         (byte-compile-let, byte-compile-let*): Simplify.
 445         (byte-compile-condition-case): Don't add :fun-body to the bound vars.
 446         (byte-compile-defmacro): Simplify.
 447
 448         * emacs-lisp/cconv.el (cconv-not-lexical-var-p): Remove.
 449         (cconv-freevars, cconv-analyse-function, cconv-analyse-form):
 450         Use byte-compile-not-lexical-var-p instead.
 451
 452         * help-fns.el (describe-function-1): Fix paren typo.
 453
 454         * emacs-lisp/byte-opt.el (byte-compile-side-effect-free-ops)
 455         (byte-optimize-lapcode): Remove byte-vec-ref and byte-vec-set.
 456
 457 2011-02-11  Stefan Monnier  <monnier@iro.umontreal.ca>
 458
 459         * emacs-lisp/cconv.el (cconv-closure-convert): Drop `toplevel' arg.
 460         (cconv-closure-convert-toplevel): Remove.
 461         (cconv-lookup-let): New fun.
 462         (cconv-closure-convert-rec): Don't bother with defs-are-legal.
 463         Use :fun-body to handle special forms that require closing their forms.
 464
 465         * emacs-lisp/bytecomp.el (byte-compile-file-form, byte-compile):
 466         Use cconv-closure-convert instead of cconv-closure-convert-toplevel.
 467         (byte-compile-lambda, byte-compile-make-closure):
 468         * emacs-lisp/byte-lexbind.el (byte-compile-maybe-push-heap-environment):
 469         Make sure cconv did its job.
 470
 471         * emacs-lisp/byte-opt.el (byte-optimize-lapcode): Check stack-depth
 472         before using it.
 473
 474         * dired.el (dired-desktop-buffer-misc-data): Don't use a dynamic var as
 475         function argument.
 476
 477 2011-02-11  Stefan Monnier  <monnier@iro.umontreal.ca>
 478
 479         * emacs-lisp/bytecomp.el (byte-compile-lambda): Fix `fun' that was not
 480         renamed to `bytecomp-fun'.
 481
 482         * emacs-lisp/byte-lexbind.el (byte-compile-lforminfo-analyze):
 483         Understand the :fun-body case for catch, save-window-excursion, and
 484         condition-case.
 485         (byte-compile-maybe-push-heap-environment): No need when nclosures is
 486         zero and byte-compile-current-num-closures is -1.
 487
 488         * emacs-lisp/cconv.el (cconv-not-lexical-var-p): New function.
 489         (cconv-freevars): Use it.
 490         (cconv-closure-convert-rec): Avoid `position'.
 491         (cconv-analyse-function): New function.
 492         (cconv-analyse-form): Use it.  `inclosure' can't be nil any more.
 493         Check lexical vars at let-binding time rather than when referenced.
 494         For defuns to be in an empty environment and lambdas to take lexical args.
 495         Pay attention to the need to build closures in catch, unwind-protect,
 496         save-window-excursion, condition-case, and track-mouse.
 497         Fix defconst/defvar handling.
 498
 499 2011-02-10  Stefan Monnier  <monnier@iro.umontreal.ca>
 500
 501         * emacs-lisp/cconv.el (cconv-mutated, cconv-captured)
 502         (cconv-captured+mutated, cconv-lambda-candidates): Fix up declaration.
 503         (cconv-freevars): Minor cleanup.  Fix handling of the error var in
 504         condition-case.
 505
 506         * emacs-lisp/bytecomp.el (byte-compile-catch)
 507         (byte-compile-unwind-protect, byte-compile-track-mouse)
 508         (byte-compile-condition-case, byte-compile-save-window-excursion):
 509         Provide a :fun-body alternative, so that info can be propagated from the
 510         surrounding context, as is the case for lexical scoping.
 511
 512 2011-02-10  Igor Kuzmin  <kuzminig@iro.umontreal.ca>
 513
 514         * emacs-lisp/cconv.el: New file.
 515         * emacs-lisp/bytecomp.el: Use cconv.
 516         (byte-compile-file-form, byte-compile):
 517         Call cconv-closure-convert-toplevel when requested.
 518         * server.el:
 519         * mpc.el:
 520         * emacs-lisp/pcase.el:
 521         * doc-view.el:
 522         * dired.el: Use lexical-binding.
 523
 524 2010-12-27  Stefan Monnier  <monnier@iro.umontreal.ca>
 525
 526         * emacs-lisp/bytecomp.el (byte-compile-track-mouse): Don't use #'.
 527
 528 2010-12-15  Stefan Monnier  <monnier@iro.umontreal.ca>
 529
 530         * emacs-lisp/edebug.el (edebug-eval-defun, edebug-eval):
 531         * emacs-lisp/lisp-mode.el (eval-last-sexp-1, eval-defun-1):
 532         * ielm.el (ielm-eval-input):
 533         * simple.el (eval-expression): Use new eval arg to obey lexical-binding.
 534
 535 2010-12-14  Stefan Monnier  <monnier@iro.umontreal.ca>
 536
 537         * emacs-lisp/bytecomp.el (byte-compile-condition-case): Use push.
 538
 539 2010-12-13  Stefan Monnier  <monnier@iro.umontreal.ca>
 540
 541         * subr.el (with-lexical-binding): Remove.
 542
 543 2010-06-18  Stefan Monnier  <monnier@iro.umontreal.ca>
 544
 545         * emacs-lisp/byte-lexbind.el (byte-compile-compute-lforminfo):
 546         specialp -> special-variable-p.
 547
 548 2010-06-15  Stefan Monnier  <monnier@iro.umontreal.ca>
 549
 550         * emacs-lisp/bytecomp.el (byte-compile-initial-macro-environment):
 551         Don't macroexpand before evaluating in eval-and-compile, in case
 552         `body's macro expansion uses macros and functions defined in itself.
 553
 554 2010-06-14  Stefan Monnier  <monnier@iro.umontreal.ca>
 555
 556         * emacs-lisp/bytecomp.el (byte-compile-check-variable):
 557         Update byte-compile-not-obsolete-var to byte-compile-not-obsolete-vars.
 558
 559         * Makefile.in (.el.elc): Increase max-lisp-eval-depth.
 560
 561 2006-12-04  Miles Bader  <miles@gnu.org>
 562
 563         * Makefile.in (COMPILE_FIRST_STACK_DEPTH): New variable.
 564         (compile, compile-always): Use it.
 565
 566 2005-10-24  Miles Bader  <miles@gnu.org>
 567
 568         * subr.el (functionp): Re-remove.
 569
 570         * emacs-lisp/bytecomp.el (byte-compile-closure): Add optional
 571         ADD-LAMBDA argument, which we just pass to `byte-compile-lambda'.
 572         (byte-compile-defun): Use ADD-LAMBDA arg to `byte-compile-closure'
 573         instead of adding lambda ourselves.
 574
 575 2004-08-09  Miles Bader  <miles@gnu.org>
 576
 577         Changes from merging the funvec patch:
 578
 579         * emacs-lisp/bytecomp.el (byte-compile-make-closure): Use `curry'
 580         instead of `vector' to create compiled closures.
 581
 582         Merge funvec patch.
 583
 584 2004-05-20  Miles Bader  <miles@gnu.org>
 585
 586         * subr.el (functionp): Use `funvecp' instead of
 587         `byte-compiled-function-p'.
 588         * help-fns.el (describe-function-1): Describe curried functions
 589         and other funvecs as such.
 590         (help-highlight-arguments): Only format things that look like a
 591         function.
 592
 593 2004-04-29  Miles Bader  <miles@gnu.org>
 594
 595         * emacs-lisp/bytecomp.el (byte-compile-top-level): Add new entries
 596         to `byte-compile-lexical-environment' at the start, not end.
 597         (byte-compile-delay-out): Correctly default STACK-ADJUST to zero.
 598
 599         * emacs-lisp/byte-opt.el (byte-opt-update-stack-params):
 600         Don't crash on no-op lapcode entries (car is nil).
 601
 602         * emacs-lisp/byte-lexbind.el (byte-compile-make-lambda-lexenv):
 603         Push a lexvar onto lexenv, not a vinfo!
 604
 605 2004-04-11  Miles Bader  <miles@gnu.org>
 606
 607         * emacs-lisp/bytecomp.el (byte-compile-top-level):
 608         Correctly analyze lexically-bound arguments.
 609
 610         * emacs-lisp/byte-lexbind.el (byte-compile-lforminfo-analyze):
 611         Use `append' instead of `nconc'.
 612
 613         * emacs-lisp/byte-lexbind.el (byte-compile-make-lvarinfo):
 614         Don't use backquote to make a mutable data-structure.
 615         (byte-compile-lvarinfo-num-refs, byte-compile-lvarinfo-num-sets):
 616         Rename to use `num-' instead of `num'.
 617         (byte-compile-make-lambda-lexenv): Adjust accordingly.
 618
 619 2004-04-10  Miles Bader  <miles@gnu.org>
 620
 621         * emacs-lisp/byte-lexbind.el (byte-compile-compute-lforminfo):
 622         Look at variable's global specialp state too.
 623
 624 2004-04-09  Miles Bader  <miles@gnu.org>
 625
 626         * emacs-lisp/byte-opt.el (byte-optimize-lapcode):
 627         Default initial-stack-depth to 0.
 628         (byte-optimize-lapcode): Discard the right number of values in
 629         the stack-set+discard-->discard optimization.
 630
 631 2004-04-02  Miles Bader  <miles@gnu.org>
 632
 633         * emacs-lisp/lisp-mode.el (eval-last-sexp-1): Setup the lexical
 634         environment if lexical-binding is enabled.
 635
 636 2003-10-14  Miles Bader  <miles@gnu.org>
 637
 638         * emacs-lisp/macroexp.el (macroexpand-all-1): Special-case
 639         `backquote-list*' to avoid stack overflows.
 640
 641 2003-04-04  Miles Bader  <miles@gnu.org>
 642
 643         * help-fns.el (help-function-arglist): Handle interpreted closures.
 644
 645 2002-11-20  Miles Bader  <miles@gnu.org>
 646
 647         * emacs-lisp/bytecomp.el (byte-compile-stack-adjustment):
 648         Correctly handle discardN* operators.
 649         * emacs-lisp/byte-opt.el (byte-optimize-lapcode): Fix stack-depth
 650         tracking errors.
 651
 652 2002-08-26  Miles Bader  <miles@gnu.org>
 653
 654         * international/mule.el (make-char): Macroexpand call to
 655         charset-id constructed by `byte-compile' hook.
 656
 657         * emacs-lisp/macroexp.el (macroexpand-all-1): Expand defconst value.
 658
 659         * emacs-lisp/byte-opt.el (byte-opt-update-stack-params): New macro.
 660         (byte-optimize-lapcode): Keep track of stack-depth in final pass too.
 661         Add more optimizations for lexical binding.
 662         (byte-compile-inline-expand): Macroexpand result of inlining.
 663
 664         * emacs-lisp/bytecomp.el (byte-compile-lambda): Update call to
 665         byte-compile-closure-initial-lexenv-p.
 666         (byte-discardN-preserve-tos): Alias to byte-discardN.
 667         (byte-compile-push-binding-init): Don't push unused variables on
 668         init-lexenv.
 669         (byte-compile-push-binding-init): Don't use LFORMINFO if it's nil.
 670         (byte-compile-lambda): Don't look at lexical environment unless
 671         we're using lexical binding.
 672         (byte-compile-defmacro): Correctly generate macros.
 673
 674         * emacs-lisp/byte-lexbind.el (byte-compile-unbind): Optimize the
 675         dynamic-bindings-only case.
 676         (byte-compile-bind): Don't special-case unused lexical variables.
 677
 678         * emacs-lisp/disass.el (disassemble-1): Print arg for discardN ops.
 679
 680 2002-08-19  Miles Bader  <miles@gnu.org>
 681
 682         * emacs-lisp/byte-opt.el (byte-decompile-bytecode-1):
 683         Handle `byte-discardN-preserve-tos' pseudo-op.
 684         (byte-compile-side-effect-and-error-free-ops): Add `byte-stack-ref'.
 685         (byte-compile-side-effect-free-ops): Add `byte-vec-ref'.
 686         (byte-optimize-lapcode): Add some cases for stack-set/ref ops.
 687         Add tracking of stack-depth.  Unfinished code to collapse
 688         lexical-unbinding sequences.
 689
 690         * emacs-lisp/bytecomp.el (byte-compile-lapcode):
 691         Handle `byte-discardN-preserve-tos' pseudo-op.
 692         (byte-compile-top-level): If there are lexical args, output a TAG
 693         op to record the initial stack-depth for the optimizer.
 694
 695 2002-08-17  Miles Bader  <miles@gnu.org>
 696
 697         * emacs-lisp/bytecomp.el (byte-discardN): Add byte-defop.
 698         (byte-compile-lapcode): Include byte-discardN.
 699         (byte-compile-lambda): Fixup closure detection.
 700         (byte-compile-top-level): Handle arguments for a lexical lambda.
 701         (byte-compile-lexical-variable-ref, byte-compile-variable-ref)
 702         (byte-compile-variable-set): Use byte-compile-stack-set/ref.
 703         (byte-compile-discard): Add new parameters NUM and PRESERVE-TOS.
 704         (byte-compile-stack-ref, byte-compile-stack-set): New functions.
 705         (byte-compile-push-binding-init): Get the variable list properly
 706         from LFORMINFO.
 707
 708         * emacs-lisp/byte-lexbind.el (byte-compile-lforminfo-analyze):
 709         Ignore setq'd variables we're not interested in.
 710         (byte-compile-make-lambda-lexenv): Add assertion that closed-over
 711         variables be heap allocated.
 712         (byte-compile-closure-initial-lexenv-p): Rename from
 713         byte-compile-closure-lexenv-p.
 714         (byte-compile-non-stack-bindings-p): Get the variable list
 715         properly from LFORMINFO.
 716         (byte-compile-maybe-push-heap-environment): Handle the
 717         no-closed-over-variables case correctly.
 718         (byte-compile-bind): Use byte-compile-stack-set/ref.
 719         Don't bother modifying INIT-LEXENV as no one will see the changes.
 720         (byte-compile-unbind): Call `byte-compile-discard' to handle
 721         unbinding lexical bindings.
 722
 723         * emacs-lisp/disass.el (disassemble-internal): Handle closures.
 724         (disassemble-1): Handle new bytecodes.
 725         * emacs-lisp/byte-opt.el (disassemble-offset): Handle new bytecodes.
 726
 727 2002-06-16  Miles Bader  <miles@gnu.org>
 728
 729         * emacs-lisp/macroexp.el (macroexp-accumulate): New macro.
 730         (macroexpand-all-forms, macroexpand-all-clauses): Use it.
 731         * Makefile.in (compile): Undo previous change.
 732
 733 2002-06-14  Miles Bader  <miles@gnu.org>
 734
 735         * Makefile.in (COMPILE_FIRST): Add `emacs-lisp/macroexp.el'.
 736         (compile): Add a special case that compiles `emacs-lisp/macroexp.el'
 737         with an increased max-lisp-eval-depth.
 738
 739         * emacs-lisp/bytecomp.el: Provide `bytecomp-preload', at the
 740         beginning of the file.  Require `byte-lexbind' at compile time.
 741         Add a few doc string.
 742         (byte-compile-push-bytecodes)
 743         (byte-compile-push-bytecode-const2): New macros.
 744         (byte-compile-lapcode): Use them.  Do general code cleanup.
 745         (byte-compile-initial-macro-environment): Expand macros in
 746         byte-compile-eval before passing to byte-compile-top-level.
 747         (byte-compile): Use the `byte-compile-initial-macro-environment'.
 748
 749         * emacs-lisp/byte-lexbind.el: Require `bytecomp-preload' instead of
 750         `bytecomp'.
 751         (byte-compile-bind): Use `byte-compile-dynamic-variable-bind' to bind
 752         dynamic variables.
 753         (byte-compile-maybe-push-heap-environment): Fix function name typo.
 754
 755 2002-06-13  Miles Bader  <miles@gnu.org>
 756
 757         Byte compiler lexical binding support (not finished yet):
 758         * emacs-lisp/bytecomp.el: Require `macroexp'.
 759         (byte-compile-lexical-environment)
 760         (byte-compile-current-heap-environment)
 761         (byte-compile-current-num-closures): New variables.
 762         (0, 178, 179, 180, 181): New byte-opcodes.
 763         (byte-compile-lapcode): Handle stack-ref/set opcodes.  Signal an
 764         error if a delay-output placeholder is not filled in yet.
 765         (byte-compile-file-form, byte-compile): Expand all macros with
 766         `macroexpand-all'.
 767         (byte-compile-file-form-defsubst, byte-compile-form): Don't expand
 768         macros here.
 769         (byte-compile-make-lambda-lexenv): Autoload.
 770         (byte-compile-lambda): Initial code for handling lexically-bound
 771         arguments and closures; doesn't work yet.
 772         (byte-compile-closure-code-p, byte-compile-make-closure)
 773         (byte-compile-closure): New functions.
 774         (byte-compile-check-variable, byte-compile-dynamic-variable-op)
 775         (byte-compile-dynamic-variable-bind)
 776         (byte-compile-lexical-variable-ref, byte-compile-variable-set):
 777         New functions.
 778         (byte-compile-variable-ref): Remove second argument.  Now only
 779         handles real variable references (not setting or binding).
 780         (byte-compile-push-unknown-constant)
 781         (byte-compile-resolve-unknown-constant): New functions.
 782         (byte-compile-funarg, byte-compile-funarg-2): Functions removed.
 783         (byte-compile-function-form): Use either `byte-compile-constant'
 784         or `byte-compile-closure'.
 785         (byte-compile-setq): Use `byte-compile-variable-set' instead of
 786         `byte-compile-variable-ref'.
 787         (apply, mapcar, mapatoms, mapconcat, mapc, sort):
 788         `byte-defop-compiler-1's removed.
 789         (byte-compile-while): Make sure lexically-bound variables inside
 790         the loop don't get stored in an environment outside the loop.
 791         (byte-compile-compute-lforminfo): Autoload.
 792         (byte-compile-push-binding-init): New function.
 793         (byte-compile-let, byte-compile-let*): Handle lexical binding.
 794         (byte-compile-defun): Use `byte-compile-closure' to do the work.
 795         (byte-compile-defmacro): Use `byte-compile-make-closure'.
 796         (byte-compile-defvar): Expand the generated call to `push' since
 797         we're past macroexpansion already.
 798         (byte-compile-stack-adjustment): New function.
 799         (byte-compile-out): Make second arg optional.  Rewrite for clarity.
 800         (byte-compile-delay-out, byte-compile-delayed-out): New functions.
 801
 802         * emacs-lisp/byte-opt.el (byte-optimize-form-code-walker):
 803         Don't expand macros here.
 804
 805         * emacs-lisp/macroexp.el (macroexpand-all-1): Expand defmacro forms.
 806
 807         * emacs-lisp/byte-lexbind.el (byte-compile-make-lvarinfo)
 808         (byte-compile-lforminfo-add-var)
 809         (byte-compile-lforminfo-note-closure)
 810         (byte-compile-compute-lforminfo)
 811         (byte-compile-lforminfo-from-lambda)
 812         (byte-compile-lforminfo-analyze)
 813         (byte-compile-heapenv-add-accessible-env)
 814         (byte-compile-heapenv-ensure-access)
 815         (byte-compile-rearrange-let-clauses, byte-compile-bind)
 816         (byte-compile-unbind): Fix a bunch of typos.
 817
 818 2002-06-12  Miles Bader  <miles@gnu.org>
 819
 820         * emacs-lisp/byte-lexbind.el, emacs-lisp/macroexp.el: New files.
 821
 822         * subr.el (functionp): Function removed (now a subr).
 823         * help-fns.el (describe-function-1): Handle interpreted closures.
 824
 825 ;; arch-tag: bd1b5b8b-fdb2-425d-9ac2-20689fb0ee70