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BYTECOMPILER
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BYTECOMPILER
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(DEFINE-FILE-INFO READTABLE "INTERLISP" PACKAGE "INTERLISP")
(FILECREATED "13-Oct-93 18:39:09" "{Pele:mv:envos}<LispCore>Sources>CLTL2>BYTECOMPILER.;2" 272754
previous date%: " 3-Sep-91 17:29:56" "{Pele:mv:envos}<LispCore>Sources>CLTL2>BYTECOMPILER.;1"
)
(* ; "
Copyright (c) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1900, 1988, 1989, 1990, 1991, 1993 by Venue & Xerox Corporation. All rights reserved.
")
(PRETTYCOMPRINT BYTECOMPILERCOMS)
(RPAQQ BYTECOMPILERCOMS
[
(* ;;; "THE BYTE LISP COMPILER")
(COMS (INITVARS (*BYTECOMPILER-IS-EXPANDING* NIL))
(FNS BYTEBLOCKCOMPILE2 BYTECOMPILE2 COMP.ATTEMPT.COMPILE COMP.RETFROM.POINT
COMP.TRANSFORM COMPERROR COMPPRINT COMPERRM)
(FNS COMP.TOPLEVEL.COMPILE COMP.BINDLIST COMP.CHECK.VAR COMP.BIND.VARS COMP.UNBIND.VARS
)
(FNS COMP.VALN COMP.PROGN COMP.PROGLST COMP.EXP1 COMP.EXPR COMP.TRYUSERFN COMP.USERFN
COMP.CONST COMP.CALL COMP.VAR COMP.VAL1 COMP.PROG1 COMP.EFFECT COMP.VAL COMP.MACRO
)
(FNS COMP.VARTYPE COMP.LOOKUPVAR COMP.LOOKUPCONST)
(FNS COMP.ST COMP.STFN COMP.STCONST COMP.STVAR COMP.STPOP COMP.DELFN COMP.STRETURN
COMP.STTAG COMP.STJUMP COMP.STSETQ COMP.STCOPY COMP.DELPUSH COMP.DELPOP
COMP.STBIND COMP.STUNBIND)
(VARS *NO-SIDE-EFFECT-FNS*)
(GLOBALVARS *NO-SIDE-EFFECT-FNS*)
(FNS COMP.ARGTYPE COMP.CLEANEXPP COMP.CLEANFNP COMP.CLEANFNOP COMP.GLOBALVARP
COMP.LINKCALLP COMP.ANONP COMP.NOSIDEEFFECTP)
(FNS COMP.CPI COMP.CPI1 COMP.PICOUNT)
(PROP BYTEMACRO EVQ)
(FNS COMP.EVQ)
(PROP BYTEMACRO AND OR)
(FNS COMP.BOOL)
(FNS COMP.APPLYFNP)
(PROP BYTEMACRO AC)
(FNS COMP.AC COMP.PUNT)
(PROP BYTEMACRO FUNCTION)
(FNS COMP.FUNCTION COMP.LAM1 COMP.GENFN)
(INITVARS (COMP.GENFN.NUM 0))
(GLOBALVARS COMP.GENFN.NUM COMP.UNBOXED.TAG)
(PROP BYTEMACRO COND SELECTQ)
(FNS COMP.COND COMP.IF COMP.SELECTQ)
(PROP BYTEMACRO PROGN PROG1)
(PROP BYTEMACRO QUOTE *)
(FNS COMP.QUOTE COMP.COMMENT)
(PROP BYTEMACRO DECLARE)
(FNS COMP.DECLARE COMP.DECLARE1)
(PROP (BYTEMACRO CROPS)
* MCROPS)
(FNS COMP.CARCDR COMP.STCROP)
(PROP BYTEMACRO NOT NULL)
(FNS COMP.NOT)
(PROP BYTEMACRO SETQ SETN)
(FNS COMP.SETQ COMP.SETN)
(FNS COMP.LAMBDA)
(PROP DMACRO LISP:TAGBODY)
(PROP BYTEMACRO PROG GO RETURN LISP:RETURN-FROM)
(FNS COMP.PROG COMP.GO COMP.RETURN COMP.BLOCK COMP.RETURN-FROM COMP.TAGBODY)
(PROP BYTEMACRO LISP:LABELS)
(FNS COMP.LABELS)
(VARS COMP.UNBOXED.TAG NUMBERFNS (GLOBALVARFLG T)
(NEWOPTFLG)
(COMPVERSION (DATE)))
(OPTIMIZERS IMINUS)
(MACROS IPLUS ITIMES LOGOR LOGXOR LOGAND IDIFFERENCE IQUOTIENT IREMAINDER LSH LLSH RSH
LRSH FIX PLUS DIFFERENCE TIMES QUOTIENT FPLUS FDIFFERENCE FTIMES FQUOTIENT FABS
FGREATERP FLESSP FREMAINDER)
(FNS COMP.NUMERIC COMP.NUMBERCALL COMP.FIX COMP.STFIX COMP.DELFIX)
(PROP BYTEMACRO EQ EQUAL EQP)
(FNS COMP.EQ)
(PROP BYTEMACRO .TEST.)
(FNS COMP.NUMBERTEST)
(PROP BYTEMACRO * MAPFNS)
(PROP BYTEMACRO .DOCOLLECT. .DOJOIN.)
(FNS COMP.MAP)
(PROP BYTEMACRO LISPXWATCH)
(OPTIMIZERS BLKAPPLY BLKAPPLY*)
(OPTIMIZERS ADD1VAR KWOTE FRPLNODE RPLNODE LISTGET1 FRPLNODE2)
(PROP BYTEMACRO SUB1VAR)
(OPTIMIZERS EQMEMB MKLIST)
(COMS
(* ;; "Pass 1 listing")
(FNS COMP.MLLIST COMP.MLL COMP.MLLVAR COMP.MLLFN)
(VARS COPS)
(IFPROP MLSYM * (PROGN COPS)))
(COMS
(* ;; "ARJ --- JUMP LENGTH RESOLVER")
(FNS OPT.RESOLVEJUMPS OPT.JLENPASS OPT.JFIXPASS OPT.JSIZE))
(COMS
(* ;; "Utilities used by all files")
(FNS OPT.CALLP OPT.JUMPCHECK OPT.DREV OPT.CHLEV OPT.CHECKTAG OPT.NOTJUMP
OPT.INITHASH OPT.COMPINIT))
(P (MOVD? 'NILL 'REFRAME)
(AND (GETD 'OPT.COMPINIT)
(OPT.COMPINIT)))
(PROP BYTEMACRO LOADTIMECONSTANT)
(PROP BYTEMACRO FRPTQ)
(FNS OPT.CFRPTQ)
(DECLARE%: EVAL@COMPILE DONTCOPY
(SPECVARS AC ALAMS1 ALLVARS ARGS ARGVARS BLKDEFS BLKFLG CODE COMFN COMFNS
COMTYPE CONSTS EMFLAG EXP FRAME FREELST FREEVARS LAPFLG LBCNT LEVEL
LOCALVARS LOCALVARS LSTFIL MACEXP NLAMS1 PIFN COMPILE.CONTEXT PROGCONTEXT
RETURNLABEL SPECVARS SPECVARS SUBFNFREEVARS TAGS TOPFN TOPFRAME TOPLAB
VARS INTERNALBLKFNS)
(SPECVARS PLVLFILEFLG))
(PROP BYTEMACRO IMAX2 IMIN2)
(PROP BOX FLOAT)
(FNS COMP.AREF COMP.ASET COMP.BOX COMP.LOOKFORDECLARE COMP.DECLARETYPE COMP.FLOATBOX
COMP.FLOATUNBOX COMP.PREDP COMP.UBFLOAT2 COMP.UNBOX))
(ADDVARS (COMPILETYPELST))
(COMS (* ; "POST OPTIMIZATION")
(FNS OPT.POSTOPT OPT.SETUPOPT OPT.SCANOPT OPT.XVARSCAN OPT.XVARSCAN1 OPT.JUMPOPT
OPT.JUMPTHRU OPT.LBMERGE OPT.PRDEL OPT.UBDEL OPT.LBDEL OPT.LABELNTHPR OPT.JUMPREV
OPT.COMMONBACK OPT.DELTAGREF OPT.FINDEND OPT.RETOPT OPT.RETFIND OPT.RETPOP
OPT.RETOPT1 OPT.RETTEST OPT.RETMERGE OPT.CODELEV OPT.CODEFRAME OPT.DEFREFS
OPT.SETDEFREFS)
(FNS OPT.FRAMEOPT OPT.FRAMEMERGE OPT.NONILVAR OPT.MERGEFRAMEP OPT.FRAMELOCAL
OPT.CLEANFRAME OPT.FRAMEDEL OPT.FRAMEVAR OPT.DELETEFRAMECHECK OPT.ONLYMEMB)
(VARS MERGEFRAMETYPES (OPTIMIZATIONSOFF))
(FNS OPT.SKIPPUSH OPT.DELCODE OPT.PRATTACH OPT.JUMPCOPYTEST OPT.EQOP OPT.EQVALUE
OPT.DELCOPYFN)
(FNS OPT.DEADSETQP OPT.DS1)
(INITVARS (*BC-MACRO-ENVIRONMENT* (COMPILER::MAKE-ENV))
(*BYTECOMPILER-OPTIMIZE-MACROLET* T))
(FUNCTIONS LISP:MACROLET)
(DECLARE%: EVAL@COMPILE DONTCOPY (SPECVARS *BYTECOMPILER-IS-EXPANDING*
*BC-MACRO-ENVIRONMENT*)
(SPECVARS CODE LEVEL)
(SPECVARS LISP:LABELS PASS ANY CODE FRAME FRAMES)
(GLOBALVARS MERGEFRAMEMAX MERGEFRAMEFLG MERGEFRAMETYPES
*BYTECOMPILER-OPTIMIZE-MACROLET*)
(SPECVARS VARS ANY FRAME)
(SPECVARS ICNT TAG)
(SPECVARS FRAME LEVEL ANY)
(SPECVARS FRAME LEVEL ANY)
(SPECVARS TAGS ANY)))
(COMS (* ; "CONSISTENCY CHECKS")
(DECLARE%: EVAL@COMPILE DONTCOPY (MACROS OPT.CCHECK)
(VARS (COMPILECOMPILERCHECKS NIL)))
(FNS OPT.COMPILERERROR OPT.OPTCHECK OPT.CCHECK))
(GLOBALVARS ALAMS BYTE.EXT BYTEASSEMFN BYTECOMPFLG COMPILERMACROPROPS CIA CLEANFNLIST
COMP.SCRATCH COMPILETYPELST COMPILEUSERFN COMPSTATLST COMPSTATS CONDITIONALS CONST.FNS
CONSTOPS DONOTHING FILERDTBL FNA FORSHALLOW FRA HEADERBYTES HOKEYDEFPROP LAMBDANOBIND
LAMS LBA LEVELARRAY LINKEDFNS LOADTIMECONSTANT MAXBNILS MAXBVALS MCONSTOPS
MERGEFRAMEFLG MERGEFRAMEMAX MERGEFRAMETYPES MOPARRAY MOPCODES NODARR NOSTATSFLG
NUMBERFNS OPCOPY OPNIL OPPOP OPRETURN PRA SELECTQFMEMB SELECTVARTYPES STATAR STATMAX
STATN SYSSPECVARS UNIQUE#ARRAY VCA VCONDITIONALS VREFFRA COUTFILE XVARFLG
MERGEFRAMEFLG OPTIMIZATIONSOFF NOFREEVARSFNS EQCONSTFN NEWOPTFLG)
[P (LISP:PROCLAIM '(LISP:SPECIAL COMPVARMACROHASH]
(DECLARE%: DONTCOPY (* ; "for compiling compiler")
EVAL@COMPILE
(RECORDS CODELST)
(PROP MACRO OASSOC)
(RECORDS OP JUMP TAG VAR)
(RECORDS FRAME COMINFO COMP JD BLOCKSTATUS))
(MACROS THETYPE)
(PROP FILETYPE BYTECOMPILER)
(PROP MAKEFILE-ENVIRONMENT BYTECOMPILER)
(DECLARE%: DONTEVAL@LOAD DOEVAL@COMPILE DONTCOPY COMPILERVARS (ADDVARS (NLAMA)
(NLAML OPT.INITHASH)
(LAMA])
(* ;;; "THE BYTE LISP COMPILER")
(RPAQ? *BYTECOMPILER-IS-EXPANDING* NIL)
(DEFINEQ
(BYTEBLOCKCOMPILE2
[LAMBDA (BLKNAME BLKDEFS ENTRIES) (* Pavel "15-Nov-86 16:11")
(COND
[(EQ BYTECOMPFLG 'NOBLOCK) (* ; "use PDP-10 compiler for blocks")
(RESETVARS (BYTECOMPFLG)
(RETURN (BLOCKCOMPILE2 BLKNAME BLKDEFS ENTRIES]
(T (PROG [(BLKFLG T)
(INTERNALBLKFNS (AND (NEQ BYTECOMPFLG 'RETRY)
(for X in BLKDEFS
when (NOT (OR (FMEMB (CAR X)
ENTRIES)
(EQ (CAR X)
BLKNAME)
(FMEMB (CAR X)
RETFNS)
(AND (LISTP NOLINKFNS)
(FMEMB (CAR X)
NOLINKFNS))
(FMEMB (CAR X)
BLKAPPLYFNS)))
collect (CONS (CAR X)
(PACK* '\ BLKNAME '/ (CAR X]
(* ; "this is a dummy block compiler")
(SETQ COMP.GENFN.NUM 0)
(RETURN (MAPCONC BLKDEFS (FUNCTION (LAMBDA (X)
(PROG1 (COMP.ATTEMPT.COMPILE
(OR (CDR (FASSOC (CAR X)
INTERNALBLKFNS))
(CAR X))
(CADDR X)
(CAR X))
(* ;; "The FRPLACA allows the function definitions to be reclaimed. This is written to parallel BLOCKCOMPILE2 which needs the list of BLKDEFS for something. --- rrb")
[FRPLACA (CDDR X)
(LIST (CAR (CADDR X))
(CADR (CADDR X])])
(BYTECOMPILE2
[LAMBDA (FN DEF) (* JonL "17-Dec-83 03:41")
(PROG ((BLKFLG NIL))
(SETQ COMP.GENFN.NUM 0)
(COMP.ATTEMPT.COMPILE FN DEF)
(RETURN FN])
(COMP.ATTEMPT.COMPILE
[LAMBDA (TOPFN DEF RECNAME) (* Pavel "15-Nov-86 16:09")
(PROG ((EMFLAG TOPFN)
COMFNS FLG SUBFNFREEVARS) (* ; "compile attempt")
(SETQ FLG (COMP.RETFROM.POINT TOPFN DEF RECNAME))
[COND
((NULL EMFLAG)
(LISPXPRIN1 '"-----
" T)
(COND
((NEQ COUTFILE T)
(LISPXPRIN1 '"-----
" COUTFILE]
(COND
(FLG (* ; "compile succeed")
(RETURN COMFNS))
((AND (GETD 'COMPILE2)
(NEQ BYTECOMPFLG T)) (* ; "retry with COMPILE2")
(LISPXPRINT (CONS TOPFN '(-- retrying with COMPILE2))
T T)
[COND
(BLKFLG (OR (EQ SPECVARS T)
(EVAL (CONS 'SPECVARS LOCALFREEVARS]
(RETURN (COMPILE2 TOPFN DEF)))
(T (LISPXPRINT [LIST (CONS TOPFN '(not compiled]
T T)
(RETURN])
(COMP.RETFROM.POINT
[LAMBDA (COMFN DEF RECNAME) (* Pavel "15-Nov-86 16:06")
(PROG ((LBCNT 0))
(* ;; "This is the RETFROM point in case of an error while compiling COMFN or any of its generated subfunctions.")
(FETCH (COMP CLEAR) OF T)
(* ;; "CLEAR is an accessfn which clears all of the hash tables used by any HASHLINK field in the compiler; done this way so that the program need not know which hash tables are used")
(RETURN (PROG1 (COMP.TOPLEVEL.COMPILE COMFN DEF RECNAME)
(FETCH (COMP CLEAR) OF T))])
(COMP.TRANSFORM
[LAMBDA (FORM) (* ; "Edited 22-Jun-88 18:18 by TAL")
(* ;;; "FORM is a form whose CAR is guaranteed to have a macro definition or optimizer. Transform it as much as possible and then compile it appropriately.")
(* ;; "I'd like to be able to provide an environment, but I don't know how.")
(PROG ([CONTEXT (COND
((EQ COMPILE.CONTEXT 'EFFECT)
(COMPILER:MAKE-CONTEXT :VALUES-USED 0))
((COMP.PREDP COMPILE.CONTEXT)
(SELECTQ (fetch (JUMP OPNAME) of COMPILE.CONTEXT)
((TJUMP FJUMP)
(COMPILER:MAKE-CONTEXT :VALUES-USED 1 :PREDICATE-P T))
((NTJUMP NFJUMP) (* ;
"We need the value, so make it argument context instead of predicate.")
(COMPILER:MAKE-CONTEXT :VALUES-USED 1 :PREDICATE-P NIL))
(OPT.COMPILERERROR)))
(T (COMPILER:MAKE-CONTEXT]
VAL
(*BC-MACRO-ENVIRONMENT* *BC-MACRO-ENVIRONMENT*)
(*BYTECOMPILER-IS-EXPANDING* T)) (* ; "First, try to use an optimizer.")
(DECLARE (SPECVARS *BYTECOMPILER-IS-EXPANDING* *BC-MACRO-ENVIRONMENT*))
[LISP:MULTIPLE-VALUE-BIND (KIND EXPANDER)
(COMPILER:ENV-FBOUNDP *BC-MACRO-ENVIRONMENT* (CAR FORM)
:LEXICAL-ONLY T)
[for OPT-FN in (AND (NOT KIND)
(COMPILER:OPTIMIZER-LIST (CAR FORM)))
do (LET ((RESULT (LISP:FUNCALL OPT-FN FORM *BC-MACRO-ENVIRONMENT* CONTEXT)))
(if (AND (NEQ RESULT 'IGNOREMACRO)
(NEQ RESULT 'COMPILER:PASS)
(NEQ RESULT FORM))
then (* ;
"An optimization has taken place. Start over.")
(SETQ VAL (COMP.EXP1 RESULT))
(GO OUT]
(if (EQ KIND :MACRO)
then (* ;
"We've got a locally-defined macro...")
(RETURN (COMP.EXP1 (LISP:FUNCALL EXPANDER FORM *BC-MACRO-ENVIRONMENT*]
(* ; "now try interlisp macro")
[LET ((MACROPROP (GETMACROPROP (CAR FORM)
COMPILERMACROPROPS)))
(AND MACROPROP (RETURN (COMP.MACRO FORM MACROPROP]
(* ;
"Next, look for a DEFMACRO-produced expansion function.")
[LET [(EXPN-FN (GET (CAR FORM)
'MACRO-FN]
(COND
(EXPN-FN (RETURN (COMP.EXP1 (LISP:FUNCALL EXPN-FN FORM *BC-MACRO-ENVIRONMENT*]
[RETURN (COMP.CALL (CAR FORM)
(CDR FORM)
(COMP.ARGTYPE (CAR FORM]
OUT (RETURN VAL])
(COMPERROR
[LAMBDA (X) (* Pavel "15-Nov-86 16:10")
(* ;;;
"Terminal-error handler: Aborts the compilation of this function after issuing the proper message.")
(AND X (COMPERRM X))
(RETFROM 'COMP.RETFROM.POINT NIL])
(COMPPRINT
[LAMBDA (X) (* ; "Edited 20-Jan-88 10:54 by jds")
(* A separate function so it can be
broken or advised)
(PRIN1 X COUTFILE T])
(COMPERRM
[LAMBDA (X FL) (* jds " 1-Feb-84 15:34")
(* Emit an error message for the
compiler)
(AND (NULL FL)
(SETQ FL COUTFILE)) (* If he specified no file, use the
compiler-message file.)
(COND
(EMFLAG (LISPXTAB 0 0 FL)
(LISPXPRIN1 '"-----In " FL)
(LISPXPRIN2 EMFLAG FL T)
(LISPXPRINT '%: FL)))
[COND
(X (LISPXPRIN1 '***** FL T)
(PROG ((PLVLFILEFLG T))
(RESETFORM (PRINTLEVEL 2 20)
(LISPXPRINT X FL T]
(COND
((NEQ FL T) (* so message gets printed in both
places)
(* i.e., force the message to go to
the terminal as well.)
(COMPERRM X T)))
(SETQ EMFLAG NIL])
)
(DEFINEQ
(COMP.TOPLEVEL.COMPILE
[LAMBDA (COMFN DEF RECNAME OUTER-ALLVARS) (* ; "Edited 17-Jul-90 10:28 by jds")
(* ;; "This function controls the compilation of a single function.")
(PROG (ALAMS1 NLAMS1 CONSTS ALLVARS ALLDECLS ARGVARS ARGS COMTYPE CODE FREEVARS CI (LEVEL 0)
FRAME PIFN TOPLAB (LOCALVARS LOCALVARS)
(SPECVARS SPECVARS)
(*BC-MACRO-ENVIRONMENT* (COMPILER::COPY-ENV *BC-MACRO-ENVIRONMENT*))
(COMPILER::*ENVIRONMENT* (COMPILER::MAKE-ENV :PARENT T))
TOPFRAME MACEXP AC FRELST (COMPILE.DUNBIND.POP.MERGE.FLG T)
TEMP)
RETRY
[OR [AND (LISTP DEF)
(LISTP (CDR DEF))
(SETQ COMTYPE (COND
[(OR (LISTP (SETQ ARGS (CADR DEF)))
(NULL ARGS))
(SELECTQ (CAR DEF)
(NLAMBDA 1)
([LAMBDA OPENLAMBDA]
0)
(LISP:LAMBDA (SETQ DEF (\TRANSLATE-CL%:LAMBDA DEF))
(GO RETRY))
(COND
((AND COMPILEUSERFN (SETQ DEF (APPLY* COMPILEUSERFN NIL
DEF)))
(GO RETRY]
(T (COND
((AND LAMBDANOBIND (EQ ARGS 'NOBIND))
(SETQ ARGS NIL)
2)
(T (SETQ ARGS (LIST ARGS))
(SELECTQ (CAR DEF)
(LAMBDA 2)
(NLAMBDA 3)
(COND
((AND COMPILEUSERFN (SETQ DEF
(APPLY* COMPILEUSERFN NIL
DEF)))
(GO RETRY]
(COMPERROR (CONS COMFN '(not compilable]
(SETQ PIFN (COND
((EQ PIFN T) (* ; "compile as call to self")
0)
((GETPROP COMFN OPCODEPROP)
0)
((EQ 0 COMTYPE)
(OR RECNAME COMFN))
(T 0)))
(SETQ FRAME (SETQ TOPFRAME (create FRAME
VARS _ (SETQ ARGVARS (SETQ ALLVARS (COMP.BINDLIST
ARGS)))
NNILS _ 0)))
(COMP.STTAG (SETQ TOPLAB (create TAG)))
(COMP.VALN (CDDR DEF)
'RETURN)
(COMP.UNBIND.VARS TOPFRAME T)
(SETQ CI (create COMINFO
COMTYPE _ COMTYPE
CODE _ (OPT.POSTOPT CODE)
TOPFRAME _ TOPFRAME
ARGS _ ARGVARS))
(SETQ FREELST (FOR X IN FREEVARS WHEN (EQ (FETCH OPNAME OF X)
'FVAR)
COLLECT (FETCH OPARG OF X)))
[SETQ ALAMS1 (SUBSET ALAMS1 (FUNCTION (LAMBDA (X)
(NOT (GETPROP X OPCODEPROP]
(* ;; "Print out the status message for this function, noting the free variable references and calls to unknown functions. We don't report free variables that are either proclaimed special or bound in a super function of this one.")
[LET* ((OUTER-VARS (FOR X IN OUTER-ALLVARS COLLECT (FETCH OPARG
OF X)))
(USES-LIST (FOR X IN FREELST UNLESS (OR (VARIABLE-GLOBALLY-SPECIAL-P
X)
(FMEMB X OUTER-VARS))
COLLECT X)))
(COMPPRINT (LISP:FORMAT NIL
"(~S ~A~@[ (uses~{ ~S~})~]~@[ (calls~{ ~S~})~]~@[ (nlams~{ ~S~})~])~%%"
COMFN (CADR DEF)
USES-LIST ALAMS1 NLAMS1))
(* (COMPPRINT (BQUOTE
((\, COMFN) (\, (CADR DEF))
(\,@ (AND USES-LIST
(BQUOTE ((:USES (\,@ USES-LIST))))))
(\,@ (AND ALAMS1 (BQUOTE
((:CALLS (\,@ ALAMS1))))))
(\,@ (AND NLAMS1 (BQUOTE
((:NLAMS (\,@ NLAMS1))))))))))
]
(SELECTQ LAPFLG
((1 T)
(RESETFORM (OUTPUT LSTFIL)
(COMP.MLLIST COMFN CI)))
NIL)
(APPLY* BYTEASSEMFN COMFN CI)
[COND
((NEQ COMFN TOPFN) (* ; "generated subfunction")
(SETQ SUBFNFREEVARS (APPEND SUBFNFREEVARS FREELST]
(SETQ COMFNS (CONS COMFN COMFNS))
(RETURN COMFN])
(COMP.BINDLIST
[LAMBDA (VARS) (* lmm " 1-Jul-84 17:00")
(for VAR in VARS collect (create VAR
VARNAME _ (COMP.CHECK.VAR VAR T)
COMP.VARTYPE _ (COMP.VARTYPE VAR])
(COMP.CHECK.VAR
[LAMBDA (X BIND) (* lmm " 6-Apr-84 17:49")
[COND
(BIND [COND
((NEQ X (COMP.USERFN X))
(COMPERRM (APPEND '(Attempt to bind CONSTANT)
X]
(COND
((COMP.GLOBALVARP X)
(COMPERRM (CONS X '(- is global]
(OR (AND (LITATOM X)
(NEQ X T)
X)
(COMPERROR (CONS X '(is not a legal variable name])
(COMP.BIND.VARS
[LAMBDA (ARGS VALS TYPE DECLARATIONS) (* Pavel "15-Nov-86 16:39")
(PROG (VLV VLN NVALS NNILS DECL X VAR DECLS VAL)
(for VARNAME in ARGS
do (SETQ VAR (create VAR
VARNAME _ (COMP.CHECK.VAR VARNAME T)
COMP.VARTYPE _ (COMP.VARTYPE VARNAME)))
(if (SETQ X (CDR (FASSOC VARNAME DECLARATIONS)))
then (* ;
"variable declared to be of a given type")
(COMP.EXPR (SETQ VAL (pop VALS))
(AND VAL X))
(replace (VAR COMP.VARTYPE) of VAR with 'HVAR)
(push DECLS (CONS VAR X))
(push VLV VAR)
elseif [OR (NULL (SETQ X (pop VALS)))
(PROGN (COMP.VAL X)
(COND
((EQ (CAR CODE)
OPNIL)
(COMP.DELPUSH)
T]
then (push VLN VAR)
else (push VLV VAR)))
(for X in VALS do (COMP.EFFECT X))
(SETQ NNILS (LENGTH VLN))
[COND
((IGREATERP (SETQ NVALS (LENGTH VLV))
MAXBVALS)
(COMPERROR (CONS EXP '(-- too many variables with values]
(RETURN (create FRAME
PARENT _ FRAME
NVALS _ (LENGTH VLV)
VARS _ (OPT.DREV VLV (OPT.DREV VLN))
FRAMETYPE _ TYPE
NNILS _ NNILS
DECLS _ DECLS])
(COMP.UNBIND.VARS
[LAMBDA (F TOPFLG) (* lmm "29-Jun-84 09:34")
(COND
((NOT (OR TOPFLG (EQ COMPILE.CONTEXT 'RETURN)
(OPT.JUMPCHECK CODE)))
(OPT.CCHECK (EQ F FRAME))
(COMP.STUNBIND (EQ COMPILE.CONTEXT 'EFFECT))
(replace (FRAME PRIMARYRETURN) of (CAR CODE) with T)))
'NOVALUE])
)
(DEFINEQ
(COMP.VALN
[LAMBDA (L COMPILE.CONTEXT) (* lmm "29-Jun-84 08:25")
(COMP.PROGN L])
(COMP.PROGN
[LAMBDA (A) (* lmm "13-Jul-84 21:18")
(COND
((NULL (CDR A))
(COMP.EXP1 (CAR A)))
(T (PROG [(FLG (AND (NOT OPTIMIZATIONSOFF)
(EQ COMPILE.CONTEXT 'RETURN]
LP (COMP.EFFECT (CAR A))
(AND FLG (while (EQ (CAR CODE)
OPPOP) do (* delete POP in PROGN)
(COMP.DELPOP)))
(COND
((OPT.JUMPCHECK CODE))
((CDR (SETQ A (CDR A)))
(GO LP))
(T (RETURN (COMP.EXP1 (CAR A])
(COMP.PROGLST
[LAMBDA (LST N CONTEXT) (* lmm "18-Sep-84 16:28")
(PROG (VAL)
(while (IGREATERP N 0) do (SETQ VAL (COMP.EXPR (pop LST)
(AND (EQ N 1)
CONTEXT)))
(add N -1))
(while (EQ (CAR (LISTP (CAR LST)))
'*) do (pop LST))
[if LST
then (COMPERRM `(extraneous arguments to %, (CAR EXP)
%: ., LST))
(SELECTQ CONTEXT
((NIL EFFECT) (* ok NIL)
(MAPC LST (FUNCTION COMP.EFFECT)))
(COMPERRM '(not compiled]
(RETURN VAL])
(COMP.EXP1
[LAMBDA (E) (* lmm "29-Jun-84 08:25")
(COMP.EXPR E COMPILE.CONTEXT])
(COMP.EXPR
[LAMBDA (EXP COMPILE.CONTEXT) (* ; "Edited 26-Apr-91 13:08 by jds")
(DECLARE (SPECVARS *BC-MACRO-ENVIRONMENT*))
(PROG (M V)
[COND
((NULL FRAME)
(COND
[(OPT.JUMPCHECK CODE)
(RETURN (COND
((COMP.PREDP COMPILE.CONTEXT)
'PREDVALUE)
(T 'NOVALUE]
(T (OPT.COMPILERERROR]
(AND (EQ COMPILE.CONTEXT 'EFFECT)
(COMP.NOSIDEEFFECTP EXP)
(RETURN 'NOVALUE))
TOP [SETQ V (COND
[(NLISTP EXP)
(COND
((LITATOM EXP)
(SELECTQ EXP
((T NIL)
(COMP.CONST EXP))
(COMP.VAR EXP)))
([OR (NUMBERP EXP)
(PROGN (* ; "non-quoted string")
(OR [NULL (SETQ M (CDR (FASSOC (TYPENAME EXP)
COMPILETYPELST]
(EQ EXP (SETQ EXP (APPLY* M EXP]
(COMP.CONST EXP))
(T (GO TOP]
[[NOT (LITATOM (SETQ M (CAR EXP]
(SELECTQ (CAR (LISTP M))
([LAMBDA NLAMBDA OPENLAMBDA]
(COMP.LAMBDA M (CDR EXP)))
(LISP:LAMBDA (* ;
"Edited by TT(13-June-90) support convertion of CL:LAMBDA")
(SETQ EXP (CONS (\TRANSLATE-CL%:LAMBDA M)
(CDR EXP)))
(GO TOP))
(OPCODES (OR (fetch EXTCALL of FRAME)
(COMP.CLEANFNOP M 'FREEVARS)
(replace EXTCALL of FRAME with F))
(COMP.STFN (CAR EXP)
(for X in (CDR EXP) sum (COMP.VAL X)
1)))
(COND
((SETQ M (COMP.TRYUSERFN EXP))
(SETQ EXP M)
(GO TOP))
(T (COMPERROR (CONS M '(- non-atomic CAR of form]
((OR (AND (SETQ V (GETMACROPROP M COMPILERMACROPROPS))
(NEQ V T))
(GET M 'MACRO-FN)
(COMPILER:OPTIMIZER-LIST M)
(EQ (COMPILER:ENV-FBOUNDP *BC-MACRO-ENVIRONMENT* M :LEXICAL-ONLY T)
:MACRO))
(COMP.TRANSFORM EXP))
((AND (EQ COMPILE.CONTEXT 'RETURN)
(EQ M PIFN))
(COMP.CPI M (CDR EXP)))
((SETQ V (COMP.ARGTYPE M))
(COMP.CALL M (CDR EXP)
V))
((SETQ V (COMP.TRYUSERFN EXP))
(SETQ EXP V)
(GO TOP))
(T (COMP.CALL M (CDR EXP]
(RETURN (SELECTQ COMPILE.CONTEXT
(NIL NIL)
(EFFECT (OR (EQ V 'NOVALUE)
(COMP.STPOP))
'NOVALUE)
(RETURN (OR (OPT.JUMPCHECK CODE)
(COMP.STRETURN))
'NOVALUE)
(COND
((COMP.PREDP COMPILE.CONTEXT)
(COND
((NEQ V 'PREDVALUE) (* ;
"in this case, COMPILE.CONTEXT is a jump instruction")
(COMP.STJUMP COMPILE.CONTEXT)))
'PREDVALUE)
((EQ (CAR (LISTP COMPILE.CONTEXT))
'TYPE)
NIL)
((EQ (CAR (LISTP COMPILE.CONTEXT))
'UNBOXED)
(OR (EQ V 'UNBOXED)
(COMP.UNBOX (CDR COMPILE.CONTEXT)))
'UNBOXED])
(COMP.TRYUSERFN
[LAMBDA (EXP M)
(AND COMPILEUSERFN (COND
((EQ (SETQ M (COMP.USERFN EXP))
'INSTRUCTIONS)
[COMPERRM (CONS EXP '(COMPILEUSERFN returned INSTRUCTIONS]
NIL)
(T M])
(COMP.USERFN
[LAMBDA (X) (* ; "Edited 7-Apr-87 13:12 by Pavel")
(COND
((LISP:KEYWORDP X)
(LIST 'QUOTE X))
[(AND (EQ [CAR (LISTP (CAR (LISTP X]
'LISP:LAMBDA)
(COND
((INTERSECTION (CADR (CAR X))
LISP:LAMBDA-LIST-KEYWORDS)
(ERROR "Can't cope with lambda keywords in internal LAMBDA lists"))
(T `([LAMBDA ,@(CDAR X]
,@(CDR X]
((LITATOM X)
(OR (AND COMPVARMACROHASH (GETHASH X COMPVARMACROHASH))
X))
(T (LET [(FN TOPFN)
(OTHERVARS (FOR X IN ALLVARS COLLECT (FETCH OPARG OF X]
(DECLARE (SPECVARS FN OTHERVARS)) (* ; "uses FN DEF ARGS OTHERVARS")
(APPLY* COMPILEUSERFN (CDR X)
X])
(COMP.CONST
[LAMBDA (X) (* lmm "13-Jul-84 21:18")
(COND
((AND (NOT OPTIMIZATIONSOFF)
(EQ COMPILE.CONTEXT 'EFFECT)) (* CONST in (EQ COMPILE.CONTEXT
(QUOTE EFFECT)))
'NOVALUE)
((AND (NOT OPTIMIZATIONSOFF)
(COMP.PREDP COMPILE.CONTEXT))
[AND (SELECTQ (fetch OPNAME of COMPILE.CONTEXT)
(TJUMP X)
(NTJUMP (COND
(X (COMP.STCONST X)
T)))
(FJUMP (NOT X))
(NFJUMP (COND
((NOT X)
(COMP.STCONST X)
T)))
(SHOULDNT))
(COMP.STJUMP 'JUMP (CAR (fetch OPARG of COMPILE.CONTEXT))
(CDR (fetch OPARG of COMPILE.CONTEXT]
'PREDVALUE)
(T (COMP.STCONST X])
(COMP.CALL
[LAMBDA (F A TYP) (* ; "Edited 9-Feb-87 18:29 by Pavel")
(PROG ((N 0))
(OR (fetch EXTCALL of FRAME)
(COMP.CLEANFNOP F 'FREEVARS)
(replace EXTCALL of FRAME with F))
(SELECTQ TYP
(3 (* ;
"call nlambda by applying with entire arglist as first arg")
(pushnew NLAMS1 F)
(COMP.STCONST A)
(RETURN (COMP.STFN F 1)))
(1 (* ;
"call NLAMBDA spread merely by not compiling arguments")
(pushnew NLAMS1 F))
(NIL (* ;
"unknown argtype, assume lambda, but warn user")
(pushnew ALAMS1 F))
NIL)
LP [COND
((LISTP A)
(SELECTQ TYP
(1 (COMP.STCONST (CAR A)))
(COMP.VAL (CAR A)))
(SETQ N (ADD1 N))
(SETQ A (CDR A))
(GO LP))
(A (COMPERROR (CONS A '(- unusual tail for argument list]
(RETURN (COMP.STFN F N])
(COMP.VAR
[LAMBDA (VAR) (* lmm "24-Jan-85 18:40")
(COND
((EQ COMPILE.CONTEXT 'EFFECT) (* VAR in EFFECT)
'NOVALUE)
(T (SETQ VAR (COMP.LOOKUPVAR VAR T))
(COMP.STVAR VAR)
(LET [(DECL (CDR (ASSOC VAR ALLDECLS]
(if (EQ (CAR (LISTP DECL))
'UNBOXED)
then (COMP.BOX (CDR DECL])
(COMP.VAL1
[LAMBDA (L COMPILE.CONTEXT) (* lmm "29-Jun-84 08:25")
(COMP.PROG1 L])
(COMP.PROG1
[LAMBDA (A) (* lmm "29-Jun-84 08:25")
(COND
((NULL (CDR A))
(COMP.EXP1 (CAR A)))
(T (PROG1 (COMP.EXPR (CAR A)
(COND
((EQ COMPILE.CONTEXT 'EFFECT)
COMPILE.CONTEXT)))
(MAPC (CDR A)
(FUNCTION COMP.EFFECT)))])
(COMP.EFFECT
[LAMBDA (E) (* lmm "13-Jul-84 21:18")
(PROG ((LV LEVEL))
(COND
((OPT.JUMPCHECK CODE) (* code for effect eliminated after
JUMP or RETURN)
(RETURN))
(T (OPT.CCHECK LV)))
(RETURN (PROG1 (COMP.EXPR E 'EFFECT)
(OPT.CCHECK (OR AC (EQ LEVEL LV)
(OPT.JUMPCHECK CODE))))])
(COMP.VAL
[LAMBDA (X) (* lmm "13-Jul-84 21:18")
(PROG ((LV LEVEL))
(COND
((OPT.JUMPCHECK CODE) (* code for value eliminated after
JUMP or RETURN)
(RETURN)))
(RETURN (PROG1 (COMP.EXPR X)
(OPT.CCHECK (OR (EQ (ADD1 LV)
LEVEL)
AC
(OPT.JUMPCHECK CODE))))])
(COMP.MACRO
[LAMBDA (EXP MAC) (* ; "Edited 11-May-87 16:25 by amd")
(COND
[(NLISTP MAC)
(SELECTQ MAC
(T (* ;
"The macro is 'T'. Compile this as a function-call.")
(COMP.CALL (CAR EXP)
(CDR EXP)
(COMP.ARGTYPE (CAR EXP))))
(COMP.PUNT (COMP.PUNT))
(BLKAPPLY* MAC (CDR EXP]
(T (SELECTQ (CAR MAC)
(APPLY (APPLY (CADR MAC)
(CDR EXP)))
(APPLY* (APPLY (CADR MAC)
(CONS (CDR EXP)
(CDDR MAC))))
(OPENLAMBDA (COMP.LAMBDA MAC (CDR EXP)))
(LET* ((*BYTECOMPILER-IS-EXPANDING* T)
(EXPANSION (MACROEXPANSION EXP MAC T COMPILE.CONTEXT)))
(DECLARE (SPECVARS *BYTECOMPILER-IS-EXPANDING*))
(if (EQ EXPANSION EXP)
then (* ;
"can't expand, e.g. returns IGNOREMACRO")
(COMP.CALL (CAR EXP)
(CDR EXP)
(COMP.ARGTYPE (CAR EXP)))
else (COMP.EXP1 EXPANSION])
)
(DEFINEQ
(COMP.VARTYPE
[LAMBDA (VAR) (* lmm "13-MAR-81 09:36")
(OPT.CCHECK (AND VAR (LITATOM VAR)))
(COND
((COMP.ANONP VAR)
'HVAR)
(T 'AVAR])
(COMP.LOOKUPVAR
[LAMBDA (V FORVALUE) (* jds " 1-Feb-84 15:08")
(PROG (X)
(COND
((SETQ X (find VAR in ALLVARS suchthat (EQ (fetch VARNAME of VAR)
V)))
(RETURN X)))
(COND
((SETQ X (find VAR in FREEVARS suchthat (EQ (fetch VARNAME of VAR)
V)))
(RETURN X)))
[COND
((NEQ V (SETQ X (COMP.USERFN V)))
(COND
(FORVALUE (RETAPPLY 'COMP.VAR (FUNCTION COMP.VAL)
(LIST X)
T))
(T (COMPERRM (CONS V " - is compile time constant, yet is bound or set."]
(SETQ FREEVARS (CONS (SETQ X (create VAR
COMP.VARTYPE _ (COND
((AND GLOBALVARFLG (COMP.GLOBALVARP
V))
'GVAR)
(T 'FVAR))
VARNAME _ (COMP.CHECK.VAR V)))
FREEVARS))
(RETURN X])
(COMP.LOOKUPCONST
[LAMBDA (X) (* lmm "24-JUN-78 22:56")
(COND
((NULL X)
OPNIL)
(T (OR [CAR (SOME CONSTS (FUNCTION (LAMBDA (Y)
(EQ X (fetch OPARG of Y]
(PROG1 (SETQ X (create OP
OPNAME _ 'CONST
OPARG _ X))
(SETQ CONSTS (NCONC1 CONSTS X)))])
)
(DEFINEQ
(COMP.ST
[LAMBDA (X DL) (* lmm "13-Jul-84 21:18")
(OPT.CCHECK DL)
(COND
[(OR LEVEL (EQ DL T))
(SETQ CODE (CONS X CODE))
(SETQ LEVEL (COND
((FIXP DL)
(IPLUS LEVEL DL]
(T (OPT.CCHECK (OPT.JUMPCHECK CODE)) (* didn't store code after JUMP or
RETURN)
NIL])
(COMP.STFN
[LAMBDA (FN N) (* lmm "16-APR-82 00:14")
(COMP.ST (create OP
OPNAME _ 'FN
OPARG _ (CONS N (OR (AND BLKFLG (LITATOM FN)
(CDR (FASSOC FN INTERNALBLKFNS)))
FN)))
(IDIFFERENCE 1 N])
(COMP.STCONST
[LAMBDA (X) (* lmm "16-APR-82 00:14")
(COMP.ST (COMP.LOOKUPCONST X)
1])
(COMP.STVAR
[LAMBDA (VREF) (* lmm "16-APR-82 00:14")
(COMP.ST VREF 1])
(COMP.STPOP
[LAMBDA (N) (* lmm "16-APR-82 00:14")
(RPTQ (OR N 1)
(COMP.ST OPPOP -1])
(COMP.DELFN
[LAMBDA NIL (* lmm%: "22-JUL-77 02:40")
[SETQ LEVEL (IPLUS (SUB1 LEVEL)
(CAR (fetch OPARG of (CAR CODE]
(SETQ CODE (CDR CODE])
(COMP.STRETURN
[LAMBDA NIL (* lmm "16-APR-82 00:13")
(COMP.ST OPRETURN T)
(SETQ LEVEL (SETQ FRAME])
(COMP.STTAG
[LAMBDA (TAG) (* lmm "13-Jul-84 21:18")
(PROG ((NLV (fetch (TAG LEVEL) of TAG))
(NF (fetch (TAG FRAME) of TAG)))
(OR (COND
[(OR NLV NF)
(AND (EQ NLV (OR LEVEL (SETQ LEVEL NLV)))
(EQ NF (OR FRAME (SETQ FRAME NF]
((OR LEVEL FRAME)
(AND (replace (TAG LEVEL) of TAG with LEVEL)
(replace (TAG FRAME) of TAG with FRAME)))
(T T))
(OPT.COMPILERERROR))
[COND
((AND (EQ (fetch OPNAME of (CAR CODE))
'JUMP)
(EQ (fetch (JUMP TAG) of (CAR CODE))
TAG)) (* delete JUMP to next in COMP.STTAG)
(SETQ CODE (CDR CODE]
(COMP.ST TAG 0])
(COMP.STJUMP
[LAMBDA (OP TAG JT) (* lmm "13-Jul-84 21:18")
(COND
((OPT.JUMPCHECK CODE) (* JUMP not stored after JUMP or
RETURN)
NIL)
(T [COND
((NULL TAG)
(* even if OP is given and in correct format, re-cons it up since OPT.POSTOPT
might smash it)
(SETQ TAG (CAR (fetch OPARG of OP)))
(SETQ JT (CDR (fetch OPARG of OP)))
(SETQ OP (fetch OPNAME of OP]
(COMP.ST (create JUMP
OPNAME _ OP
TAG _ TAG
JT _ JT)
0)
(PROG ((F (fetch FRAME of TAG))
(V (fetch (TAG LEVEL) of TAG))
NV)
(COND
(F (OPT.CCHECK (EQ F FRAME)))
(T (replace (TAG FRAME) of TAG with FRAME)))
(SETQ NV (SELECTQ OP
(JUMP (PROG1 LEVEL
(SETQ FRAME (SETQ LEVEL))))
((FJUMP TJUMP)
(SETQ LEVEL (SUB1 LEVEL)))
((NFJUMP NTJUMP)
(PROG1 LEVEL
(SETQ LEVEL (SUB1 LEVEL))))
(ERRORSET (PROG1 (SUB1 LEVEL)
(SETQ FRAME JT)
(SETQ LEVEL 0)))
(OPT.COMPILERERROR)))
(OPT.CCHECK (OR (NULL NV)
(IGEQ NV 0)))
(OPT.CCHECK (OR (NULL LEVEL)