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2010-06-18  Stefan Monnier  <monnier@iro.umontreal.ca>

	* emacs-lisp/byte-lexbind.el (byte-compile-compute-lforminfo):
	specialp -> special-variable-p.

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2010-06-15  Stefan Monnier  <monnier@iro.umontreal.ca>

	* emacs-lisp/bytecomp.el (byte-compile-initial-macro-environment):
	Don't macroexpand before evaluating in eval-and-compile, in case
	`body's macro expansion uses macros and functions defined in itself.

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2010-06-14  Stefan Monnier  <monnier@iro.umontreal.ca>

	* emacs-lisp/bytecomp.el (byte-compile-check-variable):
	Update byte-compile-not-obsolete-var to byte-compile-not-obsolete-vars.

	* Makefile.in (.el.elc): Increase max-lisp-eval-depth.

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2006-12-04  Miles Bader  <miles@gnu.org>
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	* Makefile.in (COMPILE_FIRST_STACK_DEPTH): New variable.
	(compile, compile-always): Use it.
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2005-10-24  Miles Bader  <miles@gnu.org>
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	* subr.el (functionp): Re-remove.
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	* emacs-lisp/bytecomp.el (byte-compile-closure): Add optional
	ADD-LAMBDA argument, which we just pass to `byte-compile-lambda'.
	(byte-compile-defun): Use ADD-LAMBDA arg to `byte-compile-closure'
	instead of adding lambda ourselves.
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2004-08-09  Miles Bader  <miles@gnu.org>
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	Changes from merging the funvec patch:
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	* emacs-lisp/bytecomp.el (byte-compile-make-closure): Use `curry'
	instead of `vector' to create compiled closures.
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	Merge funvec patch.
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2004-04-29  Miles Bader  <miles@gnu.org>
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	* emacs-lisp/bytecomp.el (byte-compile-top-level): Add new entries
	to `byte-compile-lexical-environment' at the start, not end.
	(byte-compile-delay-out): Correctly default STACK-ADJUST to zero.
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	* emacs-lisp/byte-opt.el (byte-opt-update-stack-params):
	Don't crash on no-op lapcode entries (car is nil).
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	* emacs-lisp/byte-lexbind.el (byte-compile-make-lambda-lexenv):
	Push a lexvar onto lexenv, not a vinfo!
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2004-04-11  Miles Bader  <miles@gnu.org>
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	* emacs-lisp/bytecomp.el (byte-compile-top-level):
	Correctly analyze lexically-bound arguments.
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	* emacs-lisp/byte-lexbind.el (byte-compile-lforminfo-analyze):
	Use `append' instead of `nconc'.
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	* emacs-lisp/byte-lexbind.el (byte-compile-make-lvarinfo):
	Don't use backquote to make a mutable data-structure.
	(byte-compile-lvarinfo-num-refs, byte-compile-lvarinfo-num-sets):
	Rename to use `num-' instead of `num'.
	(byte-compile-make-lambda-lexenv): Adjust accordingly.
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2004-04-10  Miles Bader  <miles@gnu.org>
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	* emacs-lisp/byte-lexbind.el (byte-compile-compute-lforminfo):
	Look at variable's global specialp state too.
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2004-04-09  Miles Bader  <miles@gnu.org>
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	* emacs-lisp/byte-opt.el (byte-optimize-lapcode):
	Default initial-stack-depth to 0.
	(byte-optimize-lapcode): Discard the right number of values in
	the stack-set+discard-->discard optimization.
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2004-04-02  Miles Bader  <miles@gnu.org>
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	* emacs-lisp/lisp-mode.el (eval-last-sexp-1): Setup the lexical
	environment if lexical-binding is enabled.
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2003-10-14  Miles Bader  <miles@gnu.org>
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	* emacs-lisp/macroexp.el (macroexpand-all-1): Special-case
	`backquote-list*' to avoid stack overflows.
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2003-04-04  Miles Bader  <miles@gnu.org>
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	* help-fns.el (help-function-arglist): Handle interpreted closures.
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2002-11-20  Miles Bader  <miles@gnu.org>
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	* emacs-lisp/bytecomp.el (byte-compile-stack-adjustment):
	Correctly handle discardN* operators.
	* emacs-lisp/byte-opt.el (byte-optimize-lapcode): Fix stack-depth
	tracking errors.
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2002-08-26  Miles Bader  <miles@gnu.org>
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	* international/mule.el (make-char): Macroexpand call to
	charset-id constructed by `byte-compile' hook.
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	* emacs-lisp/macroexp.el (macroexpand-all-1): Expand defconst value.
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	* emacs-lisp/byte-opt.el (byte-opt-update-stack-params): New macro.
	(byte-optimize-lapcode): Keep track of stack-depth in final pass too.
	Add more optimizations for lexical binding.
	(byte-compile-inline-expand): Macroexpand result of inlining.
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	* emacs-lisp/bytecomp.el (byte-compile-lambda): Update call to
	byte-compile-closure-initial-lexenv-p.
	(byte-discardN-preserve-tos): Alias to byte-discardN.
	(byte-compile-push-binding-init): Don't push unused variables on
	init-lexenv.
	(byte-compile-push-binding-init): Don't use LFORMINFO if it's nil.
	(byte-compile-lambda): Don't look at lexical environment unless
	we're using lexical binding.
	(byte-compile-defmacro): Correctly generate macros.

	* emacs-lisp/byte-lexbind.el (byte-compile-unbind): Optimize the
	dynamic-bindings-only case.
	(byte-compile-bind): Don't special-case unused lexical variables.

	* emacs-lisp/disass.el (disassemble-1): Print arg for discardN ops.

2002-08-19  Miles Bader  <miles@gnu.org>

	* emacs-lisp/byte-opt.el (byte-decompile-bytecode-1):
	Handle `byte-discardN-preserve-tos' pseudo-op.
	(byte-compile-side-effect-and-error-free-ops): Add `byte-stack-ref'.
	(byte-compile-side-effect-free-ops): Add `byte-vec-ref'.
	(byte-optimize-lapcode): Add some cases for stack-set/ref ops.
	Add tracking of stack-depth.  Unfinished code to collapse
	lexical-unbinding sequences.

	* emacs-lisp/bytecomp.el (byte-compile-lapcode):
	Handle `byte-discardN-preserve-tos' pseudo-op.
	(byte-compile-top-level): If there are lexical args, output a TAG
	op to record the initial stack-depth for the optimizer.

2002-08-17  Miles Bader  <miles@gnu.org>

	* emacs-lisp/bytecomp.el (byte-discardN): Add byte-defop.
	(byte-compile-lapcode): Include byte-discardN.
	(byte-compile-lambda): Fixup closure detection.
	(byte-compile-top-level): Handle arguments for a lexical lambda.
	(byte-compile-lexical-variable-ref, byte-compile-variable-ref)
	(byte-compile-variable-set): Use byte-compile-stack-set/ref.
	(byte-compile-discard): Add new parameters NUM and PRESERVE-TOS.
	(byte-compile-stack-ref, byte-compile-stack-set): New functions.
	(byte-compile-push-binding-init): Get the variable list properly
	from LFORMINFO.

	* emacs-lisp/byte-lexbind.el (byte-compile-lforminfo-analyze):
	Ignore setq'd variables we're not interested in.
	(byte-compile-make-lambda-lexenv): Add assertion that closed-over
	variables be heap allocated.
	(byte-compile-closure-initial-lexenv-p): Rename from
	byte-compile-closure-lexenv-p.
	(byte-compile-non-stack-bindings-p): Get the variable list
	properly from LFORMINFO.
	(byte-compile-maybe-push-heap-environment): Handle the
	no-closed-over-variables case correctly.
	(byte-compile-bind): Use byte-compile-stack-set/ref.
	Don't bother modifying INIT-LEXENV as no one will see the changes.
	(byte-compile-unbind): Call `byte-compile-discard' to handle
	unbinding lexical bindings.

	* emacs-lisp/disass.el (disassemble-internal): Handle closures.
	(disassemble-1): Handle new bytecodes.
	* emacs-lisp/byte-opt.el (disassemble-offset): Handle new bytecodes.

2002-06-16  Miles Bader  <miles@gnu.org>

	* emacs-lisp/macroexp.el (macroexp-accumulate): New macro.
	(macroexpand-all-forms, macroexpand-all-clauses): Use it.
	* Makefile.in (compile): Undo previous change.

2002-06-14  Miles Bader  <miles@gnu.org>

	* Makefile.in (COMPILE_FIRST): Add `emacs-lisp/macroexp.el'.
	(compile): Add a special case that compiles `emacs-lisp/macroexp.el'
	with an increased max-lisp-eval-depth.

	* emacs-lisp/bytecomp.el: Provide `bytecomp-preload', at the
	beginning of the file.  Require `byte-lexbind' at compile time.
	Add a few doc string.
	(byte-compile-push-bytecodes)
	(byte-compile-push-bytecode-const2): New macros.
	(byte-compile-lapcode): Use them.  Do general code cleanup.
	(byte-compile-initial-macro-environment): Expand macros in
	byte-compile-eval before passing to byte-compile-top-level.
	(byte-compile): Use the `byte-compile-initial-macro-environment'.

	* emacs-lisp/byte-lexbind.el: Require `bytecomp-preload' instead of
	`bytecomp'.
	(byte-compile-bind): Use `byte-compile-dynamic-variable-bind' to bind
	dynamic variables.
	(byte-compile-maybe-push-heap-environment): Fix function name typo.

2002-06-13  Miles Bader  <miles@gnu.org>

	Byte compiler lexical binding support (not finished yet):
	* emacs-lisp/bytecomp.el: Require `macroexp'.
	(byte-compile-lexical-environment)
	(byte-compile-current-heap-environment)
	(byte-compile-current-num-closures): New variables.
	(0, 178, 179, 180, 181): New byte-opcodes.
	(byte-compile-lapcode): Handle stack-ref/set opcodes.  Signal an
	error if a delay-output placeholder is not filled in yet.
	(byte-compile-file-form, byte-compile): Expand all macros with
	`macroexpand-all'.
	(byte-compile-file-form-defsubst, byte-compile-form): Don't expand
	macros here.
	(byte-compile-make-lambda-lexenv): Autoload.
	(byte-compile-lambda): Initial code for handling lexically-bound
	arguments and closures; doesn't work yet.
	(byte-compile-closure-code-p, byte-compile-make-closure)
	(byte-compile-closure): New functions.
	(byte-compile-check-variable, byte-compile-dynamic-variable-op)
	(byte-compile-dynamic-variable-bind)
	(byte-compile-lexical-variable-ref, byte-compile-variable-set):
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	New functions.
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	(byte-compile-variable-ref): Remove second argument.  Now only
	handles real variable references (not setting or binding).
	(byte-compile-push-unknown-constant)
	(byte-compile-resolve-unknown-constant): New functions.
	(byte-compile-funarg, byte-compile-funarg-2): Functions removed.
	(byte-compile-function-form): Use either `byte-compile-constant'
	or `byte-compile-closure'.
	(byte-compile-setq): Use `byte-compile-variable-set' instead of
	`byte-compile-variable-ref'.
	(apply, mapcar, mapatoms, mapconcat, mapc, sort):
	`byte-defop-compiler-1's removed.
	(byte-compile-while): Make sure lexically-bound variables inside
	the loop don't get stored in an environment outside the loop.
	(byte-compile-compute-lforminfo): Autoload.
	(byte-compile-push-binding-init): New function.
	(byte-compile-let, byte-compile-let*): Handle lexical binding.
	(byte-compile-defun): Use `byte-compile-closure' to do the work.
	(byte-compile-defmacro): Use `byte-compile-make-closure'.
	(byte-compile-defvar): Expand the generated call to `push' since
	we're past macroexpansion already.
	(byte-compile-stack-adjustment): New function.
	(byte-compile-out): Make second arg optional.  Rewrite for clarity.
	(byte-compile-delay-out, byte-compile-delayed-out): New functions.

	* emacs-lisp/byte-opt.el (byte-optimize-form-code-walker):
	Don't expand macros here.

	* emacs-lisp/macroexp.el (macroexpand-all-1): Expand defmacro forms.

	* emacs-lisp/byte-lexbind.el (byte-compile-make-lvarinfo)
	(byte-compile-lforminfo-add-var)
	(byte-compile-lforminfo-note-closure)
	(byte-compile-compute-lforminfo)
	(byte-compile-lforminfo-from-lambda)
	(byte-compile-lforminfo-analyze)
	(byte-compile-heapenv-add-accessible-env)
	(byte-compile-heapenv-ensure-access)
	(byte-compile-rearrange-let-clauses, byte-compile-bind)
	(byte-compile-unbind): Fix a bunch of typos.

2002-06-12  Miles Bader  <miles@gnu.org>

	* emacs-lisp/byte-lexbind.el, emacs-lisp/macroexp.el: New files.

	* subr.el (functionp): Function removed (now a subr).
	* help-fns.el (describe-function-1): Handle interpreted closures.

;; arch-tag: bd1b5b8b-fdb2-425d-9ac2-20689fb0ee70