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- ;;; -*- Package: C; Log: C.Log -*-
- ;;;
- ;;; **********************************************************************
- ;;; This code was written as part of the CMU Common Lisp project at
- ;;; Carnegie Mellon University, and has been placed in the public domain.
- ;;; If you want to use this code or any part of CMU Common Lisp, please contact
- ;;; Scott Fahlman or slisp-group@cs.cmu.edu.
- ;;;
- (ext:file-comment
- "$Header: /afs/cs.cmu.edu/project/clisp/src/16/compiler/generic/RCS/vm-fndb.lisp,v 1.42 92/03/07 17:14:17 wlott Exp $")
- ;;;
- ;;; **********************************************************************
- ;;;
- ;;; $Header: /afs/cs.cmu.edu/project/clisp/src/16/compiler/generic/RCS/vm-fndb.lisp,v 1.42 92/03/07 17:14:17 wlott Exp $
- ;;;
- ;;; This file defines the machine specific function signatures.
- ;;;
- ;;; Written by William Lott.
- ;;;
- (in-package "C")
-
- (import '(lisp::%raw-bits lisp::simple-array-p))
-
- (in-package "KERNEL")
- (export '(current-sp current-fp
- stack-ref %set-stack-ref lra-code-header
- function-code-header make-lisp-obj get-lisp-obj-address
- function-word-offset code-debug-info
- funcallable-instance-p %set-funcallable-instance-info
- code-header-ref code-header-set code-instructions
- shift-towards-start shift-towards-end
-
- 32bit-logical-not
- 32bit-logical-and 32bit-logical-nand
- 32bit-logical-or 32bit-logical-nor
- 32bit-logical-xor 32bit-logical-eqv
- 32bit-logical-andc1 32bit-logical-andc2
- 32bit-logical-orc1 32bit-logical-orc2
-
- mutator-self))
-
- (in-package "C")
-
-
- ;;;; Internal type predicates:
- ;;;
- ;;; Simple typep uses that don't have any standard predicate are translated
- ;;; into non-standard unary predicates.
-
- (defknown (fixnump bignump ratiop short-float-p single-float-p double-float-p
- long-float-p base-char-p %string-char-p %standard-char-p structurep
- array-header-p simple-array-p simple-array-unsigned-byte-2-p
- simple-array-unsigned-byte-4-p simple-array-unsigned-byte-8-p
- simple-array-unsigned-byte-16-p simple-array-unsigned-byte-32-p
- simple-array-single-float-p simple-array-double-float-p
- system-area-pointer-p realp unsigned-byte-32-p signed-byte-32-p
- weak-pointer-p scavenger-hook-p code-component-p lra-p
- funcallable-instance-p)
- (t) boolean (movable foldable flushable))
-
-
- ;;;; Miscellaneous "sub-primitives":
-
- (defknown %sp-string-compare
- (simple-string index index simple-string index index)
- (or index null)
- (foldable flushable))
-
- (defknown %sxhash-simple-string (simple-string) index
- (foldable flushable))
-
- (defknown %sxhash-simple-substring (simple-string index) index
- (foldable flushable))
-
-
- (defknown %closure-index-ref (function index) t
- (flushable))
-
-
- (defknown %make-funcallable-instance (index function) function (unsafe))
-
- (defknown %set-funcallable-instance-info (function index t) t (unsafe))
-
-
- (defknown vector-sap ((simple-unboxed-array (*))) system-area-pointer
- (flushable))
-
-
- (defknown get-lowtag (t) (unsigned-byte #.vm:lowtag-bits)
- (flushable movable))
- (defknown get-type (t) (unsigned-byte #.vm:type-bits)
- (flushable movable))
-
- (defknown (get-header-data get-closure-length) (t) (unsigned-byte 24)
- (flushable))
- (defknown set-header-data (t (unsigned-byte 24)) t
- (unsafe))
-
-
- (defknown make-structure (structure-index) structure
- (unsafe))
- (defknown structure-type (structure) t
- (foldable flushable))
- (defknown structure-length (structure) structure-index
- (foldable flushable))
- (defknown structure-ref (structure structure-index) t
- (flushable))
- (defknown structure-set (structure structure-index t) t
- (unsafe))
-
-
-
- (defknown %raw-bits (t fixnum) (unsigned-byte 32)
- (foldable flushable))
- (defknown (%set-raw-bits) (t fixnum (unsigned-byte 32)) (unsigned-byte 32)
- (unsafe))
-
-
- (defknown allocate-vector ((unsigned-byte 8) index index) (simple-array * (*))
- (flushable movable))
-
- (defknown make-array-header ((unsigned-byte 8) (unsigned-byte 24)) array
- (flushable movable))
-
-
- (defknown %make-weak-pointer (t boolean) weak-pointer
- (flushable))
- (defknown %make-scavenger-hook (t function) scavenger-hook
- (flushable))
- (defknown %make-complex (real real) complex
- (flushable movable))
- (defknown %make-ratio (rational rational) ratio
- (flushable movable))
- (defknown make-value-cell (t) t
- (flushable movable))
-
- (defknown (dynamic-space-free-pointer binding-stack-pointer-sap
- control-stack-pointer-sap) ()
- system-area-pointer
- (flushable))
-
-
-
- ;;;; Debugger support:
-
- (defknown current-sp () system-area-pointer (movable flushable))
- (defknown current-fp () system-area-pointer (movable flushable))
- (defknown stack-ref (system-area-pointer index) t (flushable))
- (defknown %set-stack-ref (system-area-pointer index t) t (unsafe))
- (defknown lra-code-header (t) t (movable flushable))
- (defknown function-code-header (t) t (movable flushable))
- (defknown make-lisp-obj ((unsigned-byte 32)) t (movable flushable))
- (defknown get-lisp-obj-address (t) (unsigned-byte 32) (movable flushable))
- (defknown function-word-offset (function) index (movable flushable))
-
-
- ;;;; 32bit logical operations
-
- (defknown merge-bits ((unsigned-byte 5) (unsigned-byte 32) (unsigned-byte 32))
- (unsigned-byte 32)
- (foldable flushable movable))
-
- (defknown 32bit-logical-not ((unsigned-byte 32)) (unsigned-byte 32)
- (foldable flushable movable))
-
- (defknown (32bit-logical-and 32bit-logical-nand
- 32bit-logical-or 32bit-logical-nor
- 32bit-logical-xor 32bit-logical-eqv
- 32bit-logical-andc1 32bit-logical-andc2
- 32bit-logical-orc1 32bit-logical-orc2)
- ((unsigned-byte 32) (unsigned-byte 32)) (unsigned-byte 32)
- (foldable flushable movable))
-
-
- (defknown (shift-towards-start shift-towards-end) ((unsigned-byte 32) fixnum)
- (unsigned-byte 32)
- (foldable flushable movable))
-
-
-
- ;;;; Bignum operations.
-
- (defknown %allocate-bignum (bignum-index) bignum-type
- (flushable))
-
- (defknown %bignum-length (bignum-type) bignum-index
- (foldable flushable movable))
-
- (defknown %bignum-set-length (bignum-type bignum-index) bignum-type
- (unsafe))
-
- (defknown %bignum-ref (bignum-type bignum-index) bignum-element-type
- (flushable))
-
- (defknown %bignum-set (bignum-type bignum-index bignum-element-type)
- bignum-element-type
- (unsafe))
-
- (defknown %digit-0-or-plusp (bignum-element-type) boolean
- (foldable flushable movable))
-
- (defknown (%add-with-carry %subtract-with-borrow)
- (bignum-element-type bignum-element-type (mod 2))
- (values bignum-element-type (mod 2))
- (foldable flushable movable))
-
- (defknown %multiply-and-add
- (bignum-element-type bignum-element-type bignum-element-type
- &optional bignum-element-type)
- (values bignum-element-type bignum-element-type)
- (foldable flushable movable))
-
- (defknown %multiply (bignum-element-type bignum-element-type)
- (values bignum-element-type bignum-element-type)
- (foldable flushable movable))
-
- (defknown %lognot (bignum-element-type) bignum-element-type
- (foldable flushable movable))
-
- (defknown (%logand %logior %logxor) (bignum-element-type bignum-element-type)
- bignum-element-type
- (foldable flushable movable))
-
- (defknown %fixnum-to-digit (fixnum) bignum-element-type
- (foldable flushable movable))
-
- (defknown %floor (bignum-element-type bignum-element-type bignum-element-type)
- (values bignum-element-type bignum-element-type)
- (foldable flushable movable))
-
- (defknown %fixnum-digit-with-correct-sign (bignum-element-type)
- (signed-byte #.vm:word-bits)
- (foldable flushable movable))
-
- (defknown (%ashl %ashr %digit-logical-shift-right)
- (bignum-element-type (mod 32)) bignum-element-type
- (foldable flushable movable))
-
-
- ;;;; Bit-bashing routines.
-
- (defknown copy-to-system-area
- ((simple-unboxed-array (*)) index system-area-pointer index index)
- null
- ())
-
- (defknown copy-from-system-area
- (system-area-pointer index (simple-unboxed-array (*)) index index)
- null
- ())
-
- (defknown system-area-copy
- (system-area-pointer index system-area-pointer index index)
- null
- ())
-
- (defknown bit-bash-copy
- ((simple-unboxed-array (*)) index
- (simple-unboxed-array (*)) index index)
- null
- ())
-
-
- ;;;; Code/function/fdefn object manipulation routines.
-
- (defknown code-instructions (t) system-area-pointer (flushable movable))
- (defknown code-header-ref (t index) t (flushable))
- (defknown code-header-set (t index t) t ())
-
- (defknown make-fdefn (t) fdefn (flushable movable))
- (defknown fdefn-p (t) boolean (movable foldable flushable))
- (defknown fdefn-name (fdefn) t (foldable flushable))
- (defknown fdefn-function (fdefn) (or function null) (flushable))
- (defknown (setf fdefn-function) (function fdefn) t (unsafe))
- (defknown fdefn-makunbound (fdefn) t ())
-
-
-
- ;;;; Mutator accessors.
-
- (defknown mutator-self () system-area-pointer (flushable movable))
-
-
-
- ;;;; Automatic defknowns for primitive objects.
-
- (vm:define-for-each-primitive-object (obj)
- (collect ((forms))
- (let* ((options (vm:primitive-object-options obj))
- (obj-type (getf options :type t)))
- (dolist (slot (vm:primitive-object-slots obj))
- (let* ((name (vm:slot-name slot))
- (slot-opts (vm:slot-options slot))
- (slot-type (getf slot-opts :type t))
- (ref-trans (getf slot-opts :ref-trans))
- (ref-known (getf slot-opts :ref-known))
- (set-trans (getf slot-opts :set-trans))
- (set-known (getf slot-opts :set-known)))
- (when ref-known
- (if ref-trans
- (forms `(defknown (,ref-trans) (,obj-type) ,slot-type
- ,ref-known))
- (error "Can't spec a :ref-known with no :ref-trans. ~S in ~S"
- name (vm:primitive-object-name obj))))
- (when set-known
- (if set-trans
- (forms `(defknown (,set-trans)
- ,(if (and (listp set-trans)
- (= (length set-trans) 2)
- (eq (car set-trans) 'setf))
- (list slot-type obj-type)
- (list obj-type slot-type))
- ,slot-type ,set-known))
- (error "Can't spec a :set-known with no :set-trans. ~S in ~S"
- name (vm:primitive-object-name obj)))))))
- (when (forms)
- `(progn
- ,@(forms)))))
-