\f
;;; If VALUE can be represented as an immediate constant, then return the
;;; appropriate SC number, otherwise return NIL.
-(!def-vm-support-routine immediate-constant-sc (value)
+(defun immediate-constant-sc (value)
(typecase value
((integer 0 0)
(sc-number-or-lose 'zero))
(sc-number-or-lose 'immediate)
nil))))
+(defun boxed-immediate-sc-p (sc)
+ (or (eql sc (sc-number-or-lose 'zero))
+ (eql sc (sc-number-or-lose 'null))
+ (eql sc (sc-number-or-lose 'immediate))))
+
;;; A predicate to see if a character can be used as an inline
;;; constant (the immediate field in the instruction used is sixteen
;;; bits wide, which is not the same as any defined subtype of
\f
;;; This function is called by debug output routines that want a pretty name
;;; for a TN's location. It returns a thing that can be printed with PRINC.
-(!def-vm-support-routine location-print-name (tn)
+(defun location-print-name (tn)
(declare (type tn tn))
(let ((sb (sb-name (sc-sb (tn-sc tn))))
(offset (tn-offset tn)))
(constant (format nil "Const~D" offset))
(immediate-constant "Immed"))))
-(!def-vm-support-routine combination-implementation-style (node)
+(defun combination-implementation-style (node)
(declare (type sb!c::combination node))
(flet ((valid-funtype (args result)
(sb!c::valid-fun-use node
((or (valid-funtype '(fixnum fixnum) '*)
(valid-funtype '((signed-byte 32) (signed-byte 32)) '*)
(valid-funtype '((unsigned-byte 32) (unsigned-byte 32)) '*))
- (values :direct nil))
+ (values :maybe nil))
(t (values :default nil))))
(logbitp
(cond
(t (values :default nil))))
;; FIXME: can handle MIN and MAX here
(sb!kernel:%ldb
- (cond
- ((or (valid-funtype '((constant-arg (integer 1 29))
- (constant-arg (integer 0 29))
- fixnum)
- 'fixnum)
- (valid-funtype '((constant-arg (integer 1 29))
- (constant-arg (integer 0 29))
- (signed-byte 32))
- 'fixnum)
- (valid-funtype '((constant-arg (integer 1 29))
- (constant-arg (integer 0 29))
- (unsigned-byte 32))
- 'fixnum))
- (values :transform
- '(lambda (size posn integer)
- (%%ldb integer size posn))))
- (t (values :default nil))))
+ (flet ((validp (type width)
+ (and (valid-funtype `((constant-arg (integer 1 29))
+ (constant-arg (mod ,width))
+ ,type)
+ 'fixnum)
+ (destructuring-bind (size posn integer)
+ (sb!c::basic-combination-args node)
+ (declare (ignore integer))
+ (<= (+ (sb!c::lvar-value size)
+ (sb!c::lvar-value posn))
+ width)))))
+ (if (or (validp 'fixnum 29)
+ (validp '(signed-byte 32) 32)
+ (validp '(unsigned-byte 32) 32))
+ (values :transform '(lambda (size posn integer)
+ (%%ldb integer size posn)))
+ (values :default nil))))
(t (values :default nil)))))
+
+(defun primitive-type-indirect-cell-type (ptype)
+ (declare (ignore ptype))
+ nil)