format-length)
(error "~@<in arg ~S: ~3I~:_~
The field ~S doesn't fit in an ~
- instruction-format ~D bits wide.~:>"
+ instruction-format ~W bits wide.~:>"
arg-name
bytespec
format-length))
(multiple-value-bind (bytes rbits)
(truncate bits sb!vm:n-byte-bits)
(when (not (zerop rbits))
- (error "~D bits is not a byte-multiple." bits))
+ (error "~W bits is not a byte-multiple." bits))
bytes))
(defun sign-extend (int size)