X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcompiler%2Ffndb.lisp;h=309758fbc88c67dfe544362ac7489f5a04ed9262;hb=988afd9d54ba6c8a915544822658824ab6ae0d6c;hp=cd5299dc327c7db5bc348aaf78e4443c9177e19a;hpb=f578dd10fa6d9a8d7c3d15d3100406976f6a273c;p=sbcl.git

diff --git a/src/compiler/fndb.lisp b/src/compiler/fndb.lisp
index cd5299d..309758f 100644
--- a/src/compiler/fndb.lisp
+++ b/src/compiler/fndb.lisp
@@ -44,7 +44,7 @@
 (defknown type-of (t) t (foldable flushable))
 
 ;;; These can be affected by type definitions, so they're not FOLDABLE.
-(defknown (upgraded-complex-part-type upgraded-array-element-type)
+(defknown (upgraded-complex-part-type sb!xc:upgraded-array-element-type)
 	  (type-specifier &optional lexenv-designator) type-specifier
   (unsafely-flushable))
 
@@ -96,10 +96,10 @@
 ;;;; classes
 
 (sb!xc:deftype name-for-class () t)
-(defknown class-name (sb!xc:class) name-for-class (flushable))
-(defknown find-class (name-for-class &optional t lexenv-designator)
-  (or sb!xc:class null) ())
-(defknown class-of (t) sb!xc:class (flushable))
+(defknown classoid-name (classoid) name-for-class (flushable))
+(defknown find-classoid (name-for-class &optional t lexenv-designator)
+  (or classoid null) ())
+(defknown classoid-of (t) classoid (flushable))
 (defknown layout-of (t) layout (flushable))
 (defknown copy-structure (structure-object) structure-object
   (flushable unsafe))
@@ -108,7 +108,14 @@
 
 ;;; This is not FLUSHABLE, since it's required to signal an error if
 ;;; unbound.
-(defknown (symbol-value symbol-function) (symbol) t ())
+(defknown (symbol-value) (symbol) t ())
+;;; From CLHS, "If the symbol is globally defined as a macro or a
+;;; special operator, an object of implementation-dependent nature and
+;;; identity is returned. If the symbol is not globally defined as
+;;; either a macro or a special operator, and if the symbol is fbound,
+;;; a function object is returned".  Our objects of
+;;; implementation-dependent nature happen to be functions.
+(defknown (symbol-function) (symbol) function ())
 
 (defknown boundp (symbol) boolean (flushable))
 (defknown fboundp ((or symbol cons)) boolean (unsafely-flushable explicit-check))
@@ -130,7 +137,12 @@
 (defknown apply (callable t &rest t) *) ; ### Last arg must be List...
 (defknown funcall (callable &rest t) *)
 
-(defknown (mapcar maplist mapcan mapcon) (callable list &rest list) list
+(defknown (mapcar maplist) (callable list &rest list) list
+  (call))
+
+;;; According to CLHS the result must be a LIST, but we do not check
+;;; it.
+(defknown (mapcan mapcon) (callable list &rest list) t
   (call))
 
 (defknown (mapc mapl) (callable list &rest list) list (foldable call))
@@ -173,17 +185,14 @@
 
 ;;;; from the "Packages" chapter:
 
-(sb!xc:deftype package-designator () '(or stringable sb!xc:package))
-(sb!xc:deftype symbols () '(or list symbol))
-
 (defknown gentemp (&optional string package-designator) symbol)
 
-(defknown make-package (stringable &key
-				   (:use list)
-				   (:nicknames list)
-				   ;; ### extensions...
-				   (:internal-symbols index)
-				   (:external-symbols index))
+(defknown make-package (string-designator &key
+					  (:use list)
+					  (:nicknames list)
+					  ;; ### extensions...
+					  (:internal-symbols index)
+					  (:external-symbols index))
   sb!xc:package)
 (defknown find-package (package-designator) (or sb!xc:package null)
   (flushable))
@@ -202,15 +211,17 @@
 (defknown find-symbol (string &optional package-designator)
   (values symbol (member :internal :external :inherited nil))
   (flushable))
-(defknown (export import) (symbols &optional package-designator) (eql t))
+(defknown (export import) (symbols-designator &optional package-designator) 
+  (eql t))
 (defknown unintern (symbol &optional package-designator) boolean)
-(defknown unexport (symbols &optional package-designator) (eql t))
-(defknown shadowing-import (symbols &optional package-designator) (eql t))
+(defknown unexport (symbols-designator &optional package-designator) (eql t))
+(defknown shadowing-import (symbols-designator &optional package-designator)
+  (eql t))
 (defknown shadow ((or symbol string list) &optional package-designator)
   (eql t))
 (defknown (use-package unuse-package)
   ((or list package-designator) &optional package-designator) (eql t))
-(defknown find-all-symbols (stringable) list (flushable))
+(defknown find-all-symbols (string-designator) list (flushable))
 
 ;;;; from the "Numbers" chapter:
 
@@ -324,21 +335,21 @@
   (movable foldable flushable explicit-check))
 
 (defknown (ffloor fceiling fround ftruncate)
-  (real &optional real) (values float float)
+  (real &optional real) (values float real)
   (movable foldable flushable explicit-check))
 
 (defknown decode-float (float) (values float float-exponent float)
   (movable foldable flushable explicit-check))
-(defknown scale-float (float float-exponent) float
-  (movable foldable flushable explicit-check))
+(defknown scale-float (float integer) float
+  (movable foldable unsafely-flushable explicit-check))
 (defknown float-radix (float) float-radix
-  (movable foldable flushable explicit-check))
+  (movable foldable flushable))
 (defknown float-sign (float &optional float) float
   (movable foldable flushable explicit-check))
 (defknown (float-digits float-precision) (float) float-digits
   (movable foldable flushable explicit-check))
 (defknown integer-decode-float (float)
-	  (values integer float-exponent (member -1 1))
+	  (values integer float-int-exponent (member -1 1))
 	  (movable foldable flushable explicit-check))
 
 (defknown complex (real &optional real) number
@@ -358,7 +369,7 @@
 
 (defknown lognot (integer) integer (movable foldable flushable explicit-check))
 (defknown logtest (integer integer) boolean (movable foldable flushable))
-(defknown logbitp (bit-index integer) boolean (movable foldable flushable))
+(defknown logbitp (unsigned-byte integer) boolean (movable foldable flushable))
 (defknown ash (integer integer) integer
   (movable foldable flushable explicit-check))
 (defknown (logcount integer-length) (integer) bit-index
@@ -381,7 +392,8 @@
   (movable foldable flushable))
 (defknown deposit-field (integer byte-specifier integer) integer
   (movable foldable flushable))
-(defknown random ((real (0)) &optional random-state) (real 0) ())
+(defknown random ((or (float (0.0)) (integer 1)) &optional random-state)
+  (or (float 0.0) (integer 0)) ())
 (defknown make-random-state (&optional (or (member nil t) random-state))
   random-state (flushable))
 (defknown random-state-p (t) boolean (movable foldable flushable))
@@ -407,9 +419,9 @@
 (defknown char-int (character) char-code (movable foldable flushable))
 (defknown char-name (character) (or simple-string null)
   (movable foldable flushable))
-(defknown name-char (stringable) (or character null)
+(defknown name-char (string-designator) (or character null)
   (movable foldable flushable))
-(defknown code-char (char-code) base-char
+(defknown code-char (char-code) character
   ;; By suppressing constant folding on CODE-CHAR when the
   ;; cross-compiler is running in the cross-compilation host vanilla
   ;; ANSI Common Lisp, we can use CODE-CHAR expressions to delay until
@@ -443,11 +455,11 @@
 					(:initial-element t))
   consed-sequence
   (movable unsafe)
-  :derive-type (result-type-specifier-nth-arg 1))
+  :derive-type (creation-result-type-specifier-nth-arg 1))
 
 (defknown concatenate (type-specifier &rest sequence) consed-sequence
   ()
-  :derive-type (result-type-specifier-nth-arg 1))
+  :derive-type (creation-result-type-specifier-nth-arg 1))
 
 (defknown (map %map) (type-specifier callable sequence &rest sequence)
   consed-sequence
@@ -462,6 +474,11 @@
 (defknown %map-to-nil-on-vector (callable vector) null (flushable call))
 (defknown %map-to-nil-on-sequence (callable sequence) null (flushable call))
 
+(defknown map-into (sequence callable &rest sequence)
+  sequence
+  (call)
+  :derive-type #'result-type-first-arg)
+
 ;;; returns the result from the predicate...
 (defknown some (callable sequence &rest sequence) t
   (foldable unsafely-flushable call))
@@ -617,14 +634,15 @@
 (defknown (stable-sort sort) (sequence callable &key (:key callable)) sequence
   (call)
   :derive-type (sequence-result-nth-arg 1))
-(defknown sb!impl::sort-vector (vector index index function (or function null)) vector
+(defknown sb!impl::sort-vector (vector index index function (or function null))
+  * ; SORT-VECTOR works through side-effect
   (call))
 
 (defknown merge (type-specifier sequence sequence callable
 				&key (:key callable))
   sequence
   (call)
-  :derive-type (result-type-specifier-nth-arg 1))
+  :derive-type (creation-result-type-specifier-nth-arg 1))
 
 ;;; not FLUSHABLE, despite what CMU CL's DEFKNOWN said..
 (defknown read-sequence (sequence stream
@@ -648,6 +666,9 @@
   t
   (foldable flushable))
 
+;; Correct argument type restrictions for these functions are
+;; complicated, so we just declare them to accept LISTs and suppress
+;; flushing is safe code.
 (defknown (caar cadr cdar cddr
                 caaar caadr cadar caddr cdaar cdadr cddar cdddr
                 caaaar caaadr caadar caaddr cadaar cadadr caddar cadddr
@@ -661,11 +682,11 @@
 
 (defknown tree-equal (t t &key (:test callable) (:test-not callable)) boolean
   (foldable flushable call))
-(defknown endp (t) boolean (foldable unsafely-flushable movable))
+(defknown endp (list) boolean (foldable flushable movable))
 (defknown list-length (list) (or index null) (foldable unsafely-flushable))
-(defknown nth (index list) t (foldable flushable))
-(defknown nthcdr (index list) t (foldable unsafely-flushable))
-(defknown last (list &optional index) list (foldable flushable))
+(defknown nth (unsigned-byte list) t (foldable flushable))
+(defknown nthcdr (unsigned-byte list) t (foldable unsafely-flushable))
+(defknown last (list &optional unsigned-byte) t (foldable flushable))
 (defknown list (&rest t) list (movable flushable unsafe))
 (defknown list* (t &rest t) t (movable flushable unsafe))
 (defknown make-list (index &key (:initial-element t)) list
@@ -685,23 +706,23 @@
 ;;; not check it now :-).
 (defknown nconc (&rest t) t ())
 
-(defknown nreconc (list t) list ())
-(defknown butlast (list &optional index) list (flushable))
-(defknown nbutlast (list &optional index) list ())
+(defknown nreconc (list t) t ())
+(defknown butlast (list &optional unsigned-byte) list (flushable))
+(defknown nbutlast (list &optional unsigned-byte) list ())
 (defknown ldiff (list t) list (flushable))
 (defknown (rplaca rplacd) (cons t) list (unsafe))
 
 (defknown (nsubst subst) (t t t &key (:key callable) (:test callable)
 			    (:test-not callable))
-  list (flushable unsafe call))
+  t (flushable unsafe call))
 
 (defknown (subst-if subst-if-not nsubst-if nsubst-if-not)
-	  (t t t &key (:key callable))
-  list (flushable unsafe call))
+	  (t callable t &key (:key callable))
+  t (flushable unsafe call))
 
 (defknown (sublis nsublis) (list t &key (:key callable) (:test callable)
 				 (:test-not callable))
-  list (flushable unsafe call))
+  t (flushable unsafe call))
 
 (defknown member (t list &key (:key callable) (:test callable)
 		    (:test-not callable))
@@ -766,7 +787,7 @@
 (defknown hash-table-size (hash-table) index (flushable))
 (defknown hash-table-test (hash-table) symbol (foldable flushable))
 (defknown sxhash (t) (integer 0 #.sb!xc:most-positive-fixnum)
-  (foldable flushable))
+  (#-sb-xc-host foldable flushable))
 
 ;;;; from the "Arrays" chapter
 
@@ -783,8 +804,8 @@
 
 (defknown vector (&rest t) simple-vector (flushable unsafe))
 
-(defknown aref (array &rest index) t (foldable flushable))
-(defknown row-major-aref (array index) t (foldable flushable))
+(defknown aref (array &rest index) t (foldable))
+(defknown row-major-aref (array index) t (foldable))
 
 (defknown array-element-type (array)
   type-specifier
@@ -814,6 +835,9 @@
   (foldable)
   #|:derive-type #'result-type-last-arg|#)
 
+(defknown bit-vector-= (bit-vector bit-vector) boolean
+  (movable foldable flushable))
+
 (defknown array-has-fill-pointer-p (array) boolean
   (movable foldable flushable))
 (defknown fill-pointer (vector) index (foldable unsafely-flushable))
@@ -834,10 +858,8 @@
 (defknown char (string index) character (foldable flushable))
 (defknown schar (simple-string index) character (foldable flushable))
 
-(sb!xc:deftype stringable () '(or character string symbol))
-
 (defknown (string= string-equal)
-  (stringable stringable &key (:start1 index) (:end1 sequence-end)
+  (string-designator string-designator &key (:start1 index) (:end1 sequence-end)
 	      (:start2 index) (:end2 sequence-end))
   boolean
   (foldable flushable))
@@ -845,7 +867,7 @@
 (defknown (string< string> string<= string>= string/= string-lessp
 		   string-greaterp string-not-lessp string-not-greaterp
 		   string-not-equal)
-  (stringable stringable &key (:start1 index) (:end1 sequence-end)
+  (string-designator string-designator &key (:start1 index) (:end1 sequence-end)
 	      (:start2 index) (:end2 sequence-end))
   (or index null)
   (foldable flushable))
@@ -855,28 +877,28 @@
   simple-string (flushable))
 
 (defknown (string-trim string-left-trim string-right-trim)
-  (sequence stringable) simple-string (flushable))
+  (sequence string-designator) simple-string (flushable))
 
 (defknown (string-upcase string-downcase string-capitalize)
-  (stringable &key (:start index) (:end sequence-end))
+  (string-designator &key (:start index) (:end sequence-end))
   simple-string (flushable))
 
 (defknown (nstring-upcase nstring-downcase nstring-capitalize)
   (string &key (:start index) (:end sequence-end))
   string ())
 
-(defknown string (stringable) string
+(defknown string (string-designator) string
   (flushable explicit-check))
 
 ;;;; internal non-keyword versions of string predicates:
 
 (defknown (string<* string>* string<=* string>=* string/=*)
-  (stringable stringable index sequence-end index sequence-end)
+  (string-designator string-designator index sequence-end index sequence-end)
   (or index null)
   (foldable flushable))
 
 (defknown string=*
-  (stringable stringable index sequence-end index sequence-end)
+  (string-designator string-designator index sequence-end index sequence-end)
   boolean
   (foldable flushable))
 
@@ -893,9 +915,13 @@
 (defknown make-concatenated-stream (&rest stream) stream (unsafely-flushable))
 (defknown make-two-way-stream (stream stream) stream (unsafely-flushable))
 (defknown make-echo-stream (stream stream) stream (flushable))
-(defknown make-string-input-stream (string &optional index index) stream
+(defknown make-string-input-stream (string &optional index sequence-end)
+  stream
   (flushable unsafe))
-(defknown make-string-output-stream () stream (flushable))
+(defknown make-string-output-stream 
+    (&key (:element-type type-specifier)) 
+    stream 
+  (flushable))
 (defknown get-output-stream-string (stream) simple-string ())
 (defknown streamp (t) boolean (movable foldable flushable))
 (defknown stream-element-type (stream) type-specifier
@@ -934,22 +960,58 @@
   (character character &optional (or readtable null)) (or callable null)
   ())
 
+(defknown copy-pprint-dispatch
+  (&optional (or sb!pretty:pprint-dispatch-table null))
+  sb!pretty:pprint-dispatch-table
+  ())
+(defknown pprint-dispatch
+  (t &optional (or sb!pretty:pprint-dispatch-table null))
+  (values callable boolean)
+  ())
+(defknown (pprint-fill pprint-linear)
+  (stream-designator t &optional t t)
+  null
+  ())
+(defknown pprint-tabular
+  (stream-designator t &optional t t unsigned-byte)
+  null
+  ())
+(defknown pprint-indent
+  ((member :block :current) real &optional stream-designator)
+  null
+  ())
+(defknown pprint-newline
+  ((member :linear :fill :miser :mandatory) &optional stream-designator)
+  null
+  ())
+(defknown pprint-tab
+  ((member :line :section :line-relative :section-relative)
+   unsigned-byte unsigned-byte &optional stream-designator)
+  null
+  ())
+(defknown set-pprint-dispatch
+  (type-specifier (or null callable)
+   &optional real sb!pretty:pprint-dispatch-table)
+  null
+  ())
+
 ;;; may return any type due to eof-value...
 (defknown (read read-preserving-whitespace read-char-no-hang read-char)
-  (&optional streamlike t t t) t (explicit-check))
+  (&optional stream-designator t t t) t (explicit-check))
 
-(defknown read-delimited-list (character &optional streamlike t) t
+(defknown read-delimited-list (character &optional stream-designator t) list
   (explicit-check))
-(defknown read-line (&optional streamlike t t t) (values t boolean)
+(defknown read-line (&optional stream-designator t t t) (values t boolean)
   (explicit-check))
-(defknown unread-char (character &optional streamlike) t
+(defknown unread-char (character &optional stream-designator) t
   (explicit-check))
-(defknown peek-char (&optional (or character (member nil t)) streamlike t t t)
+(defknown peek-char (&optional (or character (member nil t)) 
+			       stream-designator t t t)
   t
   (explicit-check))
-(defknown listen (&optional streamlike) boolean (flushable explicit-check))
+(defknown listen (&optional stream-designator) boolean (flushable explicit-check))
 
-(defknown clear-input (&optional stream) null (explicit-check))
+(defknown clear-input (&optional stream-designator) null (explicit-check))
 
 (defknown read-from-string
   (string &optional t t
@@ -970,7 +1032,7 @@
 
 (defknown write
   (t &key
-     (:stream streamlike)
+     (:stream stream-designator)
      (:escape t)
      (:radix t)
      (:base (integer 2 36))
@@ -990,11 +1052,14 @@
   (any explicit-check)
   :derive-type #'result-type-first-arg)
 
-(defknown (prin1 print princ) (t &optional streamlike) t (any explicit-check)
+(defknown (prin1 print princ) (t &optional stream-designator) 
+  t 
+  (any explicit-check)
   :derive-type #'result-type-first-arg)
 
 ;;; xxx-TO-STRING functions are not foldable because they depend on
-;;; the dynamic environment.
+;;; the dynamic environment, the state of the pretty printer dispatch
+;;; table, and probably other run-time factors.
 (defknown write-to-string
   (t &key (:escape t) (:radix t) (:base (integer 2 36)) (:readably t)
      (:circle t) (:pretty t) (:level (or unsigned-byte null))
@@ -1002,28 +1067,29 @@
      (:lines (or unsigned-byte null)) (:right-margin (or unsigned-byte null))
      (:miser-width (or unsigned-byte null)) (:pprint-dispatch t))
   simple-string
-  (foldable flushable explicit-check))
+  (flushable explicit-check))
 
 (defknown (prin1-to-string princ-to-string) (t) simple-string (flushable))
 
-(defknown write-char (character &optional streamlike) character
+(defknown write-char (character &optional stream-designator) character
   (explicit-check))
 (defknown (write-string write-line)
-  (string &optional streamlike &key (:start index) (:end sequence-end))
+  (string &optional stream-designator &key (:start index) (:end sequence-end))
   string
   (explicit-check))
 
 (defknown (terpri finish-output force-output clear-output)
-  (&optional streamlike) null
+  (&optional stream-designator) null
   (explicit-check))
 
-(defknown fresh-line (&optional streamlike) boolean
+(defknown fresh-line (&optional stream-designator) boolean
   (explicit-check))
 
 (defknown write-byte (integer stream) integer
   (explicit-check))
 
-(defknown format ((or streamlike string) (or string function) &rest t)
+(defknown format ((or (member nil t) stream string) 
+		  (or string function) &rest t)
   (or string null)
   (explicit-check))
 
@@ -1042,9 +1108,10 @@
 			   (member nil :host :device
 				   :directory :name
 				   :type :version))
-  boolean
+  generalized-boolean
   ())
-(defknown pathname-match-p (pathname-designator pathname-designator) boolean
+(defknown pathname-match-p (pathname-designator pathname-designator)
+  generalized-boolean
   ())
 (defknown translate-pathname (pathname-designator
 			      pathname-designator
@@ -1108,7 +1175,7 @@
   pathname-version (flushable))
 
 (defknown (namestring file-namestring directory-namestring host-namestring)
-  (pathname-designator) simple-string
+  (pathname-designator) (or simple-string null)
   (unsafely-flushable))
 
 (defknown enough-namestring (pathname-designator &optional pathname-designator)
@@ -1125,7 +1192,7 @@
 					   :rename-and-delete :overwrite
 					   :append :supersede nil))
 		       (:if-does-not-exist (member :error :create nil))
-		       (:external-format (member :default)))
+		       (:external-format keyword))
   (or stream null))
 
 (defknown rename-file (pathname-designator filename)
@@ -1154,12 +1221,32 @@
 (defknown directory (pathname-designator &key)
   list ())
 
-;;;; from the "Errors" chapter:
-
-(defknown error (t &rest t) nil) ; never returns
-(defknown cerror (string t &rest t) null)
+;;;; from the "Conditions" chapter:
+
+(defknown cell-error-name (cell-error) t)
+(defknown error (t &rest t) nil)
+(defknown cerror (format-control t &rest t) null)
+(defknown invalid-method-error (t format-control &rest t) *) ; FIXME: first arg is METHOD
+(defknown method-combination-error (format-control &rest t) *)
+(defknown signal (t &rest t) null)
+(defknown simple-condition-format-control (condition)
+  format-control)
+(defknown simple-condition-format-arguments (condition)
+  list)
 (defknown warn (t &rest t) null)
-(defknown break (&optional t &rest t) null)
+(defknown invoke-debugger (condition) nil)
+(defknown break (&optional format-control &rest t) null)
+(defknown make-condition (type-specifier &rest t) condition)
+(defknown compute-restarts (&optional (or condition null)) list)
+(defknown find-restart (restart-designator &optional (or condition null))
+  (or restart null))
+(defknown invoke-restart (restart-designator &rest t) *)
+(defknown invoke-restart-interactively (restart-designator) *)
+(defknown restart-name (restart) symbol)
+(defknown (abort muffle-warning) (&optional (or condition null)) nil)
+(defknown continue (&optional (or condition null)) null)
+(defknown (store-value use-value) (t &optional (or condition null))
+  null)
 
 ;;; and analogous SBCL extension:
 (defknown bug (t &rest t) nil) ; never returns
@@ -1187,9 +1274,10 @@
    (:block-compile t))
   (values (or pathname null) boolean boolean))
 
-(defknown disassemble (callable &key
-				(:stream stream)
-				(:use-labels t))
+;; FIXME: consider making (OR CALLABLE CONS) something like
+;; EXTENDED-FUNCTION-DESIGNATOR
+(defknown disassemble ((or callable cons) &key
+		       (:stream stream) (:use-labels t))
   null)
 
 (defknown fdocumentation (t symbol)
@@ -1199,12 +1287,12 @@
 (defknown describe (t &optional (or stream (member t nil))) (values))
 (defknown inspect (t) (values))
 (defknown room (&optional (member t nil :default)) (values))
-(defknown ed (&optional (or symbol cons filename) &key (:init t) (:display t))
+(defknown ed (&optional (or symbol cons filename))
   t)
 (defknown dribble (&optional filename &key (:if-exists t)) (values))
 
-(defknown apropos      (stringable &optional package-designator t) (values))
-(defknown apropos-list (stringable &optional package-designator t) list
+(defknown apropos      (string-designator &optional package-designator t) (values))
+(defknown apropos-list (string-designator &optional package-designator t) list
   (flushable))
 
 (defknown get-decoded-time ()
@@ -1291,7 +1379,13 @@
 (defknown %nlx-entry (t) *)
 (defknown %%primitive (t t &rest t) *)
 (defknown %pop-values (t) t)
+(defknown %nip-values (t t &rest t) (values))
 (defknown %type-check-error (t t) nil)
+
+;; FIXME: This function does not return, but due to the implementation
+;; of FILTER-LVAR we cannot write it here.
+(defknown %compile-time-type-error (t t t) *)
+
 (defknown %odd-key-args-error () nil)
 (defknown %unknown-key-arg-error (t) nil)
 (defknown (%ldb %mask-field) (bit-index bit-index integer) unsigned-byte
@@ -1301,10 +1395,10 @@
 (defknown %negate (number) number (movable foldable flushable explicit-check))
 (defknown %check-bound (array index fixnum) index (movable foldable flushable))
 (defknown data-vector-ref (simple-array index) t
-  (foldable flushable explicit-check))
+  (foldable explicit-check))
 (defknown data-vector-set (array index t) t (unsafe explicit-check))
 (defknown hairy-data-vector-ref (array index) t
-  (foldable flushable explicit-check))
+  (foldable explicit-check))
 (defknown hairy-data-vector-set (array index t) t (unsafe explicit-check))
 (defknown %caller-frame-and-pc () (values t t) (flushable))
 (defknown %with-array-data (array index (or index null))
@@ -1329,6 +1423,17 @@
   function
   (flushable foldable))
 
+(defknown %check-vector-sequence-bounds (vector index sequence-end)
+  index
+  (unwind))
+;;; FIXME: including this information here is probably necessary to
+;;; get efficient compilation of the inline expansion of
+;;; %FIND-POSITION-IF, so it should maybe be in a more
+;;; compiler-friendly package (SB-INT?)
+(defknown sb!impl::signal-bounding-indices-bad-error
+    (sequence index sequence-end)
+  nil) ; never returns
+  
 
 (defknown arg-count-error (t t t t t t) nil (unsafe))
 
@@ -1351,9 +1456,29 @@
 (defknown (setf fdocumentation) ((or string null) t symbol)
   (or string null)
   ())
-(defknown %setnth (index list t) t (unsafe))
+(defknown %setnth (unsigned-byte list t) t (unsafe))
 (defknown %set-fill-pointer (vector index) index (unsafe))
 
+;;;; ALIEN and call-out-to-C stuff
+
+;;; 'unsafe' attribute because we store the arg on the stack, which is in
+;;; some sense 'passing it upwards'
+(defknown sb!vm::push-word-on-c-stack (system-area-pointer) (values) (unsafe))
+(defknown sb!vm::pop-words-from-c-stack (index) (values) ())
+
+#!+linkage-table
+(defknown foreign-symbol-dataref-address (simple-string)
+  system-area-pointer
+  (movable flushable))
+
+(defknown foreign-symbol-address (simple-string &optional boolean)
+  system-area-pointer
+  (movable flushable))
+
+(defknown foreign-symbol-address-as-integer (simple-string &optional boolean)
+  integer
+  (movable flushable))
+
 ;;;; miscellaneous internal utilities
 
 (defknown %fun-name (function) t (flushable))
@@ -1361,3 +1486,11 @@
 
 (defknown policy-quality (policy symbol) policy-quality
           (flushable))
+
+(defknown (compiler-abort compiler-error) (string &rest t) nil ())
+(defknown (compiler-warn compiler-style-warn) (string &rest t) (values) ())
+(defknown (compiler-notify maybe-compiler-notify) ((or string symbol) &rest t)
+  (values)
+  ())
+(defknown style-warn (string &rest t) null ())
+