(defknown %single-float (real) single-float (movable foldable flushable))
(defknown %double-float (real) double-float (movable foldable flushable))
-(deftransform float ((n &optional f) (* &optional single-float) * :when :both)
+(deftransform float ((n &optional f) (* &optional single-float) *)
'(%single-float n))
-(deftransform float ((n f) (* double-float) * :when :both)
+(deftransform float ((n f) (* double-float) *)
'(%double-float n))
-(deftransform %single-float ((n) (single-float) * :when :both)
+(deftransform %single-float ((n) (single-float) *)
'n)
-(deftransform %double-float ((n) (double-float) * :when :both)
+(deftransform %double-float ((n) (double-float) *)
'n)
;;; RANDOM
(macrolet ((frob (fun type)
`(deftransform random ((num &optional state)
- (,type &optional *) *
- :when :both)
+ (,type &optional *) *)
"Use inline float operations."
'(,fun num (or state *random-state*)))))
(frob %random-single-float single-float)
(defknown scale-double-float (double-float fixnum) double-float
(movable foldable flushable))
-(deftransform decode-float ((x) (single-float) * :when :both)
+(deftransform decode-float ((x) (single-float) *)
'(decode-single-float x))
-(deftransform decode-float ((x) (double-float) * :when :both)
+(deftransform decode-float ((x) (double-float) *)
'(decode-double-float x))
-(deftransform integer-decode-float ((x) (single-float) * :when :both)
+(deftransform integer-decode-float ((x) (single-float) *)
'(integer-decode-single-float x))
-(deftransform integer-decode-float ((x) (double-float) * :when :both)
+(deftransform integer-decode-float ((x) (double-float) *)
'(integer-decode-double-float x))
-(deftransform scale-float ((f ex) (single-float *) * :when :both)
+(deftransform scale-float ((f ex) (single-float *) *)
(if (and #!+x86 t #!-x86 nil
(csubtypep (continuation-type ex)
(specifier-type '(signed-byte 32))))
'(coerce (%scalbn (coerce f 'double-float) ex) 'single-float)
'(scale-single-float f ex)))
-(deftransform scale-float ((f ex) (double-float *) * :when :both)
+(deftransform scale-float ((f ex) (double-float *) *)
(if (and #!+x86 t #!-x86 nil
(csubtypep (continuation-type ex)
(specifier-type '(signed-byte 32))))
;;; do it for any rational that has a precise representation as a
;;; float (such as 0).
(macrolet ((frob (op)
- `(deftransform ,op ((x y) (float rational) * :when :both)
+ `(deftransform ,op ((x y) (float rational) *)
"open-code FLOAT to RATIONAL comparison"
(unless (constant-continuation-p y)
(give-up-ir1-transform
`(progn
(deftransform ,name ((x) (single-float) ,rtype)
`(coerce (,',prim (coerce x 'double-float)) 'single-float))
- (deftransform ,name ((x) (double-float) ,rtype :when :both)
+ (deftransform ,name ((x) (double-float) ,rtype)
`(,',prim x)))))
(def exp %exp *)
(def log %log float)
(type-specifier (continuation-type x)))
`(coerce (,',prim (coerce x 'double-float)) 'single-float)))
#!-x86 `(coerce (,',prim (coerce x 'double-float)) 'single-float))
- (deftransform ,name ((x) (double-float) * :when :both)
+ (deftransform ,name ((x) (double-float) *)
#!+x86 (cond ((csubtypep (continuation-type x)
(specifier-type '(double-float
(#.(- (expt 2d0 64)))
(deftransform atan ((x y) (single-float single-float) *)
`(coerce (%atan2 (coerce x 'double-float) (coerce y 'double-float))
'single-float))
-(deftransform atan ((x y) (double-float double-float) * :when :both)
+(deftransform atan ((x y) (double-float double-float) *)
`(%atan2 x y))
(deftransform expt ((x y) ((single-float 0f0) single-float) *)
`(coerce (%pow (coerce x 'double-float) (coerce y 'double-float))
'single-float))
-(deftransform expt ((x y) ((double-float 0d0) double-float) * :when :both)
+(deftransform expt ((x y) ((double-float 0d0) double-float) *)
`(%pow x y))
(deftransform expt ((x y) ((single-float 0f0) (signed-byte 32)) *)
`(coerce (%pow (coerce x 'double-float) (coerce y 'double-float))
'single-float))
-(deftransform expt ((x y) ((double-float 0d0) (signed-byte 32)) * :when :both)
+(deftransform expt ((x y) ((double-float 0d0) (signed-byte 32)) *)
`(%pow x (coerce y 'double-float)))
;;; ANSI says log with base zero returns zero.
\f
;;; Handle some simple transformations.
-(deftransform abs ((x) ((complex double-float)) double-float :when :both)
+(deftransform abs ((x) ((complex double-float)) double-float)
'(%hypot (realpart x) (imagpart x)))
(deftransform abs ((x) ((complex single-float)) single-float)
(coerce (imagpart x) 'double-float))
'single-float))
-(deftransform phase ((x) ((complex double-float)) double-float :when :both)
+(deftransform phase ((x) ((complex double-float)) double-float)
'(%atan2 (imagpart x) (realpart x)))
(deftransform phase ((x) ((complex single-float)) single-float)
(coerce (realpart x) 'double-float))
'single-float))
-(deftransform phase ((x) ((float)) float :when :both)
+(deftransform phase ((x) ((float)) float)
'(if (minusp (float-sign x))
(float pi x)
(float 0 x)))