X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcode%2Fearly-fasl.lisp;h=a6259dba4df3bffa71de49ee2eef5ac7064c28af;hb=b0b168c08b31a748150f404398af754f26fd4813;hp=8b2af91dce875606c2627285b3311cdb2e373bad;hpb=7a5fb799b50cda4f2546e1fa98a903281d9849c5;p=sbcl.git

diff --git a/src/code/early-fasl.lisp b/src/code/early-fasl.lisp
index 8b2af91..a6259db 100644
--- a/src/code/early-fasl.lisp
+++ b/src/code/early-fasl.lisp
@@ -38,7 +38,7 @@
 
 ;;; This value should be incremented when the system changes in such
 ;;; a way that it will no longer work reliably with old fasl files.
-(defconstant +fasl-file-version+ 15)
+(defconstant +fasl-file-version+ 21)
 ;;; 2 = sbcl-0.6.4 uses COMPILE-OR-LOAD-DEFGENERIC.
 ;;; 3 = sbcl-0.6.6 uses private symbol, not :EMPTY, for empty HASH-TABLE slot.
 ;;; 4 = sbcl-0.6.7 uses HAIRY-DATA-VECTOR-REF and HAIRY-DATA-VECTOR-SET
@@ -65,18 +65,31 @@
 ;;; 13 = sbcl-0.6.12.28 removed some elements from *STATIC-SYMBOLS* 
 ;;; 14 = sbcl-0.6.12.29 removed more elements from *STATIC-SYMBOLS* 
 ;;; 15 = sbcl-0.6.12.33 changed the layout of STREAM
-
-;;; the conventional file extension for fasl files on this
-;;; architecture, e.g. "x86f"
-(declaim (type (or simple-string null) *backend-fasl-file-type*))
-(defvar *backend-fasl-file-type* nil)
-
-;;; This is a sort of pun that we inherited from CMU CL. For ordinary,
-;;; non-byte-coded fasl files, the "implementation" is basically the
-;;; CPU. For byte-coded fasl files, the "implementation" is whether
-;;; the data are stored big-endianly or little-endianly.
-(defun backend-byte-fasl-file-implementation ()
-  *backend-byte-order*)
+;;; 16 = sbcl-0.pre7.15 changed the layout of PRETTY-STREAM
+;;; 17 = sbcl-0.pre7.38 (merging many changes accumulated in
+;;;      the sbcl-0.pre7.37.flaky5.* branch back into the main branch)
+;;;      got rid of byte compiler, byte interpreter, and IR1
+;;;      interpreter, changed %DEFUN and DEFSTRUCT, changed the
+;;;      meaning of FOP-FSET, and changed the layouts of various
+;;;      internal compiler structures (e.g. DEFSTRUCT CLAMBDA)
+;;; 18 = sbcl-0.pre7.39 swapped FUNCTION-POINTER-TYPE and
+;;;      INSTANCE-POINTER-LOWTAG low-level type codes to help with
+;;;      the PPC port
+;;; (In 0.pre7.48, the low-level object layout of SYMBOL on the
+;;; non-X86 ports changed. I forgot to bump the fasl version number:
+;;; I only have an X86.. -- WHN)
+;;; 19 = sbcl-0.pre7.50 deleted byte-compiler-related low-level type codes
+;;; 20 = sbcl-0.pre7.51 modified names and layouts of
+;;;      physical-environment-related structures in the compiler
+;;; 21 = sbcl-0.pre7.62 finally incremented the version after several
+;;;      incompatible changes in earlier versions: many many symbols
+;;;      renamed, changes in globaldb representation of constants
+;;;      and inline functions, and change in the value of
+;;;      INTERNAL-TIME-UNITS-PER-SECOND
+
+;;; the conventional file extension for our fasl files
+(declaim (type simple-string *fasl-file-type*))
+(defvar *fasl-file-type* "fasl")
 
 ;;; information about below-Lisp-level linkage
 ;;;
@@ -97,14 +110,14 @@
 
 ;;;; the FOP database
 
-(declaim (simple-vector *fop-names* *fop-functions*))
+(declaim (simple-vector *fop-names* *fop-funs*))
 
 ;;; a vector indexed by a FaslOP that yields the FOP's name
 (defvar *fop-names* (make-array 256 :initial-element nil))
 
 ;;; a vector indexed by a FaslOP that yields a function of 0 arguments
 ;;; which will perform the operation
-(defvar *fop-functions*
+(defvar *fop-funs*
   (make-array 256
 	      :initial-element (lambda ()
 				 (error "corrupt fasl file: losing FOP"))))
@@ -121,7 +134,7 @@
 
 ;;; the FASL file we're reading from
 (defvar *fasl-input-stream*)
-(declaim (type lisp-stream *fasl-input-stream*))
+(declaim (type ansi-stream *fasl-input-stream*))
 
 (defvar *load-print* nil
   #!+sb-doc