;;;; signatures of machine-specific functions ;;;; This software is part of the SBCL system. See the README file for ;;;; more information. ;;;; ;;;; This software is derived from the CMU CL system, which was ;;;; written at Carnegie Mellon University and released into the ;;;; public domain. The software is in the public domain and is ;;;; provided with absolutely no warranty. See the COPYING and CREDITS ;;;; files for more information. (in-package "SB!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 complex-rational-p complex-float-p complex-single-float-p complex-double-float-p #!+long-float complex-long-float-p complex-vector-p base-char-p %standard-char-p %instancep 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-signed-byte-8-p simple-array-signed-byte-16-p simple-array-signed-byte-30-p simple-array-signed-byte-32-p simple-array-single-float-p simple-array-double-float-p #!+long-float simple-array-long-float-p simple-array-complex-single-float-p simple-array-complex-double-float-p #!+long-float simple-array-complex-long-float-p system-area-pointer-p realp unsigned-byte-32-p signed-byte-32-p vector-t-p weak-pointer-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 vector-length (vector) index (flushable)) (defknown vector-sap ((simple-unboxed-array (*))) system-area-pointer (flushable)) (defknown get-lowtag (t) (unsigned-byte #.sb!vm:lowtag-bits) (flushable movable)) (defknown get-type (t) (unsigned-byte #.sb!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-instance (index) instance (unsafe)) (defknown %instance-layout (instance) layout (foldable flushable)) (defknown %set-instance-layout (instance layout) layout (unsafe)) (defknown %instance-length (instance) index (foldable flushable)) (defknown %instance-ref (instance index) t (flushable)) (defknown %instance-set (instance index t) t (unsafe)) (defknown %layout-invalid-error (t layout) nil) (sb!xc:deftype raw-vector () '(simple-array (unsigned-byte 32) (*))) (defknown %raw-ref-single (raw-vector index) single-float (foldable flushable)) (defknown %raw-ref-double (raw-vector index) double-float (foldable flushable)) #!+long-float (defknown %raw-ref-long (raw-vector index) long-float (foldable flushable)) (defknown %raw-set-single (raw-vector index single-float) single-float (unsafe)) (defknown %raw-set-double (raw-vector index double-float) double-float (unsafe)) #!+long-float (defknown %raw-set-long (raw-vector index long-float) long-float (unsafe)) (defknown %raw-ref-complex-single (raw-vector index) (complex single-float) (foldable flushable)) (defknown %raw-ref-complex-double (raw-vector index) (complex double-float) (foldable flushable)) #!+long-float (defknown %raw-ref-complex-long (raw-vector index) (complex long-float) (foldable flushable)) (defknown %raw-set-complex-single (raw-vector index (complex single-float)) (complex single-float) (unsafe)) (defknown %raw-set-complex-double (raw-vector index (complex double-float)) (complex double-float) (unsafe)) #!+long-float (defknown %raw-set-complex-long (raw-vector index (complex long-float)) (complex long-float) (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) weak-pointer (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)) ;;;; 32-bit 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 #.sb!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 ()) ;;; (not really a bit-bashing routine, but starting to take over from ;;; bit-bashing routines in byte-sized copies as of sbcl-0.6.12.29:) (defknown %byte-blt ((or (simple-unboxed-array (*)) system-area-pointer) index (or (simple-unboxed-array (*)) system-area-pointer) 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 function-subtype (function) (unsigned-byte #.sb!vm:type-bits) (flushable)) (defknown ((setf function-subtype)) ((unsigned-byte #.sb!vm:type-bits) function) (unsigned-byte #.sb!vm:type-bits) ()) (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 ()) (defknown %function-self (function) function (flushable)) (defknown (setf %function-self) (function function) function (unsafe)) (defknown %closure-function (function) function (flushable)) (defknown %closure-index-ref (function index) t (flushable)) (defknown %make-funcallable-instance (index layout) function (unsafe)) (defknown %funcallable-instance-info (function index) t (flushable)) (defknown %set-funcallable-instance-info (function index t) t (unsafe)) ;;;; mutator accessors (defknown mutator-self () system-area-pointer (flushable movable))