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Diffstat (limited to 'src/interp/interop.boot.pamphlet')
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diff --git a/src/interp/interop.boot.pamphlet b/src/interp/interop.boot.pamphlet new file mode 100644 index 00000000..88d4e560 --- /dev/null +++ b/src/interp/interop.boot.pamphlet @@ -0,0 +1,933 @@ +\documentclass{article} +\usepackage{axiom} + +\title{\File{src/interp/interop.boot} Pamphlet} +\author{The Axiom Team} + +\begin{document} +\maketitle +\begin{abstract} +\end{abstract} +\eject +\tableofcontents +\eject + +\section{License} + +<<license>>= +-- Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +-- All rights reserved. +-- +-- Redistribution and use in source and binary forms, with or without +-- modification, are permitted provided that the following conditions are +-- met: +-- +-- - Redistributions of source code must retain the above copyright +-- notice, this list of conditions and the following disclaimer. +-- +-- - Redistributions in binary form must reproduce the above copyright +-- notice, this list of conditions and the following disclaimer in +-- the documentation and/or other materials provided with the +-- distribution. +-- +-- - Neither the name of The Numerical ALgorithms Group Ltd. nor the +-- names of its contributors may be used to endorse or promote products +-- derived from this software without specific prior written permission. +-- +-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +-- IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +-- TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +-- PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +-- OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +-- EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +-- PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +-- PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +-- LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +-- NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +-- SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +@ +<<*>>= +<<license>> + +)package "BOOT" + +-- note domainObjects are now (dispatchVector hashCode . domainVector) +-- lazy oldAxiomDomainObjects are (dispatchVector hashCode (Call form) . backptr), +-- pre oldAxiomCategory is (dispatchVector . (cat form)) +-- oldAxiomCategory objects are (dispatchVector . ( (cat form) hash defaultpack parentlist)) + +hashCode? x == INTEGERP x + +$domainTypeTokens := ['lazyOldAxiomDomain, 'oldAxiomDomain, 'oldAxiomPreCategory, + 'oldAxiomCategory, 0] + +-- The name game. +-- The compiler produces names that are of the form: +-- a) cons(0, <string>) +-- b) cons(1, type-name, arg-names...) +-- c) cons(2, arg-names...) +-- d) cons(3, value) +-- NB: (c) is for tuple-ish constructors, +-- and (d) is for dependent types. + +DNameStringID := 0 +DNameApplyID := 1 +DNameTupleID := 2 +DNameOtherID := 3 + +DNameToSExpr1 dname == + NULL dname => error "unexpected domain name" + CAR dname = DNameStringID => + INTERN(CompStrToString CDR dname) + name0 := DNameToSExpr1 CAR CDR dname + args := CDR CDR dname + name0 = '_-_> => + froms := CAR args + froms := MAPCAR(function DNameToSExpr, CDR froms) + ret := CAR CDR args -- a tuple + ret := DNameToSExpr CAR CDR ret -- contents + CONS('Mapping, CONS(ret, froms)) + name0 = 'Union or name0 = 'Record => + sxs := MAPCAR(function DNameToSExpr, CDR CAR args) + CONS(name0, sxs) + name0 = 'Enumeration => + CONS(name0, MAPCAR(function DNameFixEnum, CDR CAR args)) + CONS(name0, MAPCAR(function DNameToSExpr, args)) + +DNameToSExpr dname == + CAR dname = DNameOtherID => + CDR dname + sx := DNameToSExpr1 dname + CONSP sx => sx + LIST sx + +DNameFixEnum arg == CompStrToString CDR arg + +SExprToDName(sexpr, cosigVal) == + -- is it a non-type valued object? + NOT cosigVal => [DNameOtherID, :sexpr] + if CAR sexpr = '_: then sexpr := CAR CDR CDR sexpr + CAR sexpr = 'Mapping => + args := [ SExprToDName(sx, 'T) for sx in CDR sexpr] + [DNameApplyID, + [DNameStringID,: StringToCompStr '"->"], + [DNameTupleID, : CDR args], + [DNameTupleID, CAR args]] + name0 := [DNameStringID, : StringToCompStr SYMBOL_-NAME CAR sexpr] + CAR sexpr = 'Union or CAR sexpr = 'Record => + [DNameApplyID, name0, + [DNameTupleID,: [ SExprToDName(sx, 'T) for sx in CDR sexpr]]] + newCosig := CDR GETDATABASE(CAR sexpr, QUOTE COSIG) + [DNameApplyID, name0, + : MAPCAR(function SExprToDName, CDR sexpr, newCosig)] + +-- local garbage because Compiler strings are null terminated +StringToCompStr(str) == + CONCATENATE(QUOTE STRING, str, STRING (CODE_-CHAR 0)) + +CompStrToString(str) == + SUBSTRING(str, 0, (LENGTH str - 1)) +-- local garbage ends + +runOldAxiomFunctor(:allArgs) == + [:args,env] := allArgs + GETDATABASE(env, 'CONSTRUCTORKIND) = 'category => + [$oldAxiomPreCategoryDispatch,: [env, :args]] + dom:=APPLY(env, args) + makeOldAxiomDispatchDomain dom + +makeLazyOldAxiomDispatchDomain domform == + attribute? domform => + [$attributeDispatch, domform, hashString(SYMBOL_-NAME domform)] + GETDATABASE(opOf domform, 'CONSTRUCTORKIND) = 'category => + [$oldAxiomPreCategoryDispatch,: domform] + dd := [$lazyOldAxiomDomainDispatch, hashTypeForm(domform,0), domform] + NCONC(dd,dd) -- installs back pointer to head of domain. + dd + +makeOldAxiomDispatchDomain dom == + PAIRP dom => dom + [$oldAxiomDomainDispatch,hashTypeForm(dom.0,0),:dom] + +closeOldAxiomFunctor(name) == + [function runOldAxiomFunctor,:SYMBOL_-FUNCTION name] + +lazyOldAxiomDomainLookupExport(domenv, self, op, sig, box, skipdefaults, env) == + dom := instantiate domenv + SPADCALL(CDR dom, self, op, sig, box, skipdefaults, CAR(dom).3) + +lazyOldAxiomDomainHashCode(domenv, env) == CAR domenv + +lazyOldAxiomDomainDevaluate(domenv, env) == + dom := instantiate domenv + SPADCALL(CDR dom, CAR(dom).1) + +lazyOldAxiomAddChild(domenv, kid, env) == + CONS($lazyOldAxiomDomainDispatch,domenv) + +$lazyOldAxiomDomainDispatch := + VECTOR('lazyOldAxiomDomain, + [function lazyOldAxiomDomainDevaluate], + [nil], + [function lazyOldAxiomDomainLookupExport], + [function lazyOldAxiomDomainHashCode], + [function lazyOldAxiomAddChild]) + +-- old Axiom pre category objects are just (dispatch . catform) +-- where catform is ('categoryname,: evaluated args) +-- old Axiom category objects are (dispatch . [catform, hashcode, defaulting package, parent vector, dom]) +oldAxiomPreCategoryBuild(catform, dom, env) == + pack := oldAxiomCategoryDefaultPackage(catform, dom) + CONS($oldAxiomCategoryDispatch, + [catform, hashTypeForm(catform,0), pack, oldAxiomPreCategoryParents(catform,dom), dom]) +oldAxiomPreCategoryHashCode(catform, env) == hashTypeForm(catform,0) +oldAxiomCategoryDefaultPackage(catform, dom) == + hasDefaultPackage opOf catform + +oldAxiomPreCategoryDevaluate([op,:args], env) == + SExprToDName([op,:devaluateList args], T) + +$oldAxiomPreCategoryDispatch := + VECTOR('oldAxiomPreCategory, + [function oldAxiomPreCategoryDevaluate], + [nil], + [nil], + [function oldAxiomPreCategoryHashCode], + [function oldAxiomPreCategoryBuild], + [nil]) + +oldAxiomCategoryDevaluate([[op,:args],:.], env) == + SExprToDName([op,:devaluateList args], T) + +oldAxiomPreCategoryParents(catform,dom) == + vars := ["$",:rest GETDATABASE(opOf catform, 'CONSTRUCTORFORM)] + vals := [dom,:rest catform] + -- parents := GETDATABASE(opOf catform, 'PARENTS) + parents := parentsOf opOf catform + PROGV(vars, vals, + LIST2VEC + [EVAL quoteCatOp cat for [cat,:pred] in parents | EVAL pred]) + +quoteCatOp cat == + atom cat => MKQ cat + ['LIST, MKQ CAR cat,: CDR cat] + + +oldAxiomCategoryLookupExport(catenv, self, op, sig, box, env) == + [catform,hash, pack,:.] := catenv + opIsHasCat op => if EQL(sig, hash) then [self] else nil + NULL(pack) => nil + if not VECP pack then + pack:=apply(pack, CONS(self, rest catform)) + RPLACA(CDDR catenv, pack) + fun := basicLookup(op, sig, pack, self) => [fun] + nil + +oldAxiomCategoryParentCount([.,.,.,parents,.], env) == LENGTH parents +oldAxiomCategoryNthParent([.,.,.,parvec,dom], n, env) == + catform := ELT(parvec, n-1) + VECTORP KAR catform => catform + newcat := oldAxiomPreCategoryBuild(catform,dom,nil) + SETELT(parvec, n-1, newcat) + newcat + +oldAxiomCategoryBuild([catform,:.], dom, env) == + oldAxiomPreCategoryBuild(catform,dom, env) +oldAxiomCategoryHashCode([.,hash,:.], env) == hash + +$oldAxiomCategoryDispatch := + VECTOR('oldAxiomCategory, + [function oldAxiomCategoryDevaluate], + [nil], + [function oldAxiomCategoryLookupExport], + [function oldAxiomCategoryHashCode], + [function oldAxiomCategoryBuild], -- builder ?? + [function oldAxiomCategoryParentCount], + [function oldAxiomCategoryNthParent]) -- 1 indexed + +attributeDevaluate(attrObj, env) == + [name, hash] := attrObj + StringToCompStr SYMBOL_-NAME name + +attributeLookupExport(attrObj, self, op, sig, box, env) == + [name, hash] := attrObj + opIsHasCat op => if EQL(hash, sig) then [self] else nil + +attributeHashCode(attrObj, env) == + [name, hash] := attrObj + hash + +attributeCategoryBuild(attrObj, dom, env) == + [name, hash] := attrObj + [$attributeDispatch, name, hash] + +attributeCategoryParentCount(attrObj, env) == 0 + +attributeNthParent(attrObj, env) == nil + +$attributeDispatch := + VECTOR('attribute, + [function attributeDevaluate], + [nil], + [function attributeLookupExport], + [function attributeHashCode], + [function attributeCategoryBuild], -- builder ?? + [function attributeCategoryParentCount], + [function attributeNthParent]) -- 1 indexed + + +orderedDefaults(conform,domform) == + $depthAssocCache : local := MAKE_-HASHTABLE 'ID + conList := [x for x in orderCatAnc (op := opOf conform) | hasDefaultPackage op] + acc := nil + ancestors := ancestorsOf(conform,domform) + for x in conList repeat + for y in ancestors | x = CAAR y repeat acc := [y,:acc] + NREVERSE acc + +instantiate domenv == + -- following is a patch for a bug in runtime.as + -- has a lazy dispatch vector with an instantiated domenv + VECTORP CDR domenv => [$oldAxiomDomainDispatch ,: domenv] + callForm := CADR domenv + oldDom := CDDR domenv + [functor,:args] := callForm +-- if null(fn := GETL(functor,'instantiate)) then +-- ofn := SYMBOL_-FUNCTION functor +-- loadFunctor functor +-- fn := SYMBOL_-FUNCTION functor +-- SETF(SYMBOL_-FUNCTION functor, ofn) +-- PUT(functor, 'instantiate, fn) +-- domvec := APPLY(fn, args) + domvec := APPLY(functor, args) + RPLACA(oldDom, $oldAxiomDomainDispatch) + RPLACD(oldDom, [CADR oldDom,: domvec]) + oldDom + +hashTypeForm([fn,: args], percentHash) == + hashType([fn,:devaluateList args], percentHash) + +--------------------> NEW DEFINITION (override in i-util.boot.pamphlet) +devaluate(d) == + isDomain d => + -- ?need a shortcut for old domains + -- ELT(CAR d, 0) = 'oldAxiomDomain => ... + -- FIXP(ELT(CAR d,0)) => d + DNameToSExpr(SPADCALL(CDR d,CAR(d).1)) + not REFVECP d => d + QSGREATERP(QVSIZE d,5) and QREFELT(d,3) is ['Category] => QREFELT(d,0) + QSGREATERP(QVSIZE d,0) => + d':=QREFELT(d,0) + isFunctor d' => d' + d + d + +$hashOp1 := hashString '"1" +$hashOp0 := hashString '"0" +$hashOpApply := hashString '"apply" +$hashOpSet := hashString '"set!" +$hashSeg := hashString '".." +$hashPercent := hashString '"%" + +oldAxiomDomainLookupExport _ + (domenv, self, op, sig, box, skipdefaults, env) == + domainVec := CDR domenv + if hashCode? op then + EQL(op, $hashOp1) => op := 'One + EQL(op, $hashOp0) => op := 'Zero + EQL(op, $hashOpApply) => op := 'elt + EQL(op, $hashOpSet) => op := 'setelt + EQL(op, $hashSeg) => op := 'SEGMENT + constant := nil + if hashCode? sig and self and EQL(sig, getDomainHash self) then + sig := '($) + constant := true + val := + skipdefaults => + oldCompLookupNoDefaults(op, sig, domainVec, self) + oldCompLookup(op, sig, domainVec, self) + null val => val + if constant then val := SPADCALL val + RPLACA(box, val) + box + +oldAxiomDomainHashCode(domenv, env) == CAR domenv + +oldAxiomDomainHasCategory(domenv, cat, env) == + HasAttribute(domvec := CDR domenv, cat) or + HasCategory(domvec, devaluate cat) + +oldAxiomDomainDevaluate(domenv, env) == + SExprToDName(CDR(domenv).0, 'T) + +oldAxiomAddChild(domenv, child, env) == CONS($oldAxiomDomainDispatch, domenv) + +$oldAxiomDomainDispatch := + VECTOR('oldAxiomDomain, + [function oldAxiomDomainDevaluate], + [nil], + [function oldAxiomDomainLookupExport], + [function oldAxiomDomainHashCode], + [function oldAxiomAddChild]) + +--------------------> NEW DEFINITION (see g-util.boot.pamphlet) +isDomain a == + PAIRP a and VECP(CAR a) and + member(CAR(a).0, $domainTypeTokens) + +-- following is interpreter interfact to function lookup +-- perhaps it should always work with hashcodes for signature? +--------------------> NEW DEFINITION (override in nrungo.boot.pamphlet) +NRTcompiledLookup(op,sig,dom) == + if CONTAINED('_#,sig) then + sig := [NRTtypeHack t for t in sig] + hashCode? sig => compiledLookupCheck(op,sig,dom) + (fn := compiledLookup(op,sig,dom)) => fn + percentHash := + VECP dom => hashType(dom.0, 0) + getDomainHash dom + compiledLookupCheck(op, hashType(['Mapping,:sig], percentHash), dom) + +--------------------> NEW DEFINITION (override in nrungo.boot.pamphlet) +compiledLookup(op, sig, dollar) == + if not isDomain dollar then dollar := NRTevalDomain dollar + basicLookup(op, sig, dollar, dollar) + +--------------------> NEW DEFINITION (override in nrungo.boot.pamphlet) +basicLookup(op,sig,domain,dollar) == + -- following case is for old domains like Record and Union + -- or for getting operations out of yourself + VECP domain => + isNewWorldDomain domain => -- getting ops from yourself (or for defaults) + oldCompLookup(op, sig, domain, dollar) + -- getting ops from Record or Union + lookupInDomainVector(op,sig,domain,dollar) + hashPercent := + VECP dollar => hashType(dollar.0,0) + hashType(dollar,0) + box := [nil] + not VECP(dispatch := CAR domain) => error "bad domain format" + lookupFun := dispatch.3 + dispatch.0 = 0 => -- new compiler domain object + hashSig := + hashCode? sig => sig + opIsHasCat op => hashType(sig, hashPercent) + hashType(['Mapping,:sig], hashPercent) + + if SYMBOLP op then + op = 'Zero => op := $hashOp0 + op = 'One => op := $hashOp1 + op = 'elt => op := $hashOpApply + op = 'setelt => op := $hashOpSet + op := hashString SYMBOL_-NAME op + val:=CAR SPADCALL(CDR domain, dollar, op, hashSig, box, false, + lookupFun) => val + hashCode? sig => nil + #sig>1 or opIsHasCat op => nil + boxval := SPADCALL(CDR dollar, dollar, op, hashType(first sig, hashPercent), + box, false, lookupFun) => + [FUNCTION IDENTITY,: CAR boxval] + nil + opIsHasCat op => + HasCategory(domain, sig) + if hashCode? op then + EQL(op, $hashOp1) => op := 'One + EQL(op, $hashOp0) => op := 'Zero + EQL(op, $hashOpApply) => op := 'elt + EQL(op, $hashOpSet) => op := 'setelt + EQL(op, $hashSeg) => op := 'SEGMENT + hashCode? sig and EQL(sig, hashPercent) => + SPADCALL CAR SPADCALL(CDR dollar, dollar, op, '($), box, false, lookupFun) + CAR SPADCALL(CDR dollar, dollar, op, sig, box, false, lookupFun) + +basicLookupCheckDefaults(op,sig,domain,dollar) == + box := [nil] + not VECP(dispatch := CAR dollar) => error "bad domain format" + lookupFun := dispatch.3 + dispatch.0 = 0 => -- new compiler domain object + hashPercent := + VECP dollar => hashType(dollar.0,0) + hashType(dollar,0) + + hashSig := + hashCode? sig => sig + hashType( ['Mapping,:sig], hashPercent) + + if SYMBOLP op then op := hashString SYMBOL_-NAME op + CAR SPADCALL(CDR dollar, dollar, op, hashSig, box, not $lookupDefaults, lookupFun) + CAR SPADCALL(CDR dollar, dollar, op, sig, box, not $lookupDefaults, lookupFun) + +$hasCatOpHash := hashString '"%%" +opIsHasCat op == + hashCode? op => EQL(op, $hasCatOpHash) + EQ(op, "%%") + +-- has cat questions lookup up twice if false +-- replace with following ? +-- not(opIsHasCat op) and +-- (u := lookupInDomainVector(op,sig,domvec,domvec)) => u + +oldCompLookup(op, sig, domvec, dollar) == + $lookupDefaults:local := nil + u := lookupInDomainVector(op,sig,domvec,dollar) => u + $lookupDefaults := true + lookupInDomainVector(op,sig,domvec,dollar) + +oldCompLookupNoDefaults(op, sig, domvec, dollar) == + $lookupDefaults:local := nil + lookupInDomainVector(op,sig,domvec,dollar) + +--------------------> NEW DEFINITION (override in nrungo.boot.pamphlet) +lookupInDomainVector(op,sig,domain,dollar) == + PAIRP domain => basicLookupCheckDefaults(op,sig,domain,domain) + slot1 := domain.1 + SPADCALL(op,sig,dollar,slot1) + +--------------------> NEW DEFINITION (override in nrunfast.boot.pamphlet) +lookupComplete(op,sig,dollar,env) == + hashCode? sig => hashNewLookupInTable(op,sig,dollar,env,nil) + newLookupInTable(op,sig,dollar,env,nil) + +--------------------> NEW DEFINITION (override in nrunfast.boot.pamphlet) +lookupIncomplete(op,sig,dollar,env) == + hashCode? sig => hashNewLookupInTable(op,sig,dollar,env,true) + newLookupInTable(op,sig,dollar,env,true) + +--------------------> NEW DEFINITION (override in nrunfast.boot.pamphlet) +lookupInCompactTable(op,sig,dollar,env) == + hashCode? sig => hashNewLookupInTable(op,sig,dollar,env,true) + newLookupInTable(op,sig,dollar,env,true) + +--------------------> NEW DEFINITION (override in nrunfast.boot.pamphlet) +lazyMatchArg2(s,a,dollar,domain,typeFlag) == + if s = '$ then +-- a = 0 => return true --needed only if extra call in newGoGet to basicLookup + s := devaluate dollar -- calls from HasCategory can have $s + INTEGERP a => + not typeFlag => s = domain.a + a = 6 and $isDefaultingPackage => s = devaluate dollar + VECP (d := domainVal(dollar,domain,a)) => + s = d.0 => true + domainArg := ($isDefaultingPackage => domain.6.0; domain.0) + KAR s = QCAR d.0 and lazyMatchArgDollarCheck(s,d.0,dollar.0,domainArg) + --VECP CAR d => lazyMatch(s,CDDR d,dollar,domain) --old style (erase) + isDomain d => + dhash:=getDomainHash d + dhash = + (if hashCode? s then s else hashType(s, dhash)) +-- s = devaluate d + lazyMatch(s,d,dollar,domain) --new style + a = '$ => s = devaluate dollar + a = "$$" => s = devaluate domain + STRINGP a => + STRINGP s => a = s + s is ['QUOTE,y] and PNAME y = a + IDENTP s and PNAME s = a + atom a => a = s + op := opOf a + op = 'NRTEVAL => s = nrtEval(CADR a,domain) + op = 'QUOTE => s = CADR a + lazyMatch(s,a,dollar,domain) + --above line is temporarily necessary until system is compiled 8/15/90 +--s = a + +--------------------> NEW DEFINITION (override in nrunfast.boot.pamphlet) +getOpCode(op,vec,max) == +--search Op vector for "op" returning code if found, nil otherwise + res := nil + hashCode? op => + for i in 0..max by 2 repeat + EQL(hashString PNAME QVELT(vec,i),op) => return (res := QSADD1 i) + res + for i in 0..max by 2 repeat + EQ(QVELT(vec,i),op) => return (res := QSADD1 i) + res + +hashNewLookupInTable(op,sig,dollar,[domain,opvec],flag) == + opIsHasCat op => + HasCategory(domain, sig) + if hashCode? op and EQL(op, $hashOp1) then op := 'One + if hashCode? op and EQL(op, $hashOp0) then op := 'Zero + hashPercent := + VECP dollar => hashType(dollar.0,0) + hashType(dollar,0) + if hashCode? sig and EQL(sig, hashPercent) then + sig := hashType('(Mapping $), hashPercent) + dollar = nil => systemError() + $lookupDefaults = true => + hashNewLookupInCategories(op,sig,domain,dollar) --lookup first in my cats + or newLookupInAddChain(op,sig,domain,dollar) + --fast path when called from newGoGet + success := false + if $monitorNewWorld then + sayLooking(concat('"---->",form2String devaluate domain, + '"----> searching op table for:","%l"," "),op,sig,dollar) + someMatch := false + numvec := getDomainByteVector domain + predvec := domain.3 + max := MAXINDEX opvec + k := getOpCode(op,opvec,max) or return + flag => newLookupInAddChain(op,sig,domain,dollar) + nil + maxIndex := MAXINDEX numvec + start := ELT(opvec,k) + finish := + QSGREATERP(max,k) => opvec.(QSPLUS(k,2)) + maxIndex + if QSGREATERP(finish,maxIndex) then systemError '"limit too large" + numArgs := if hashCode? sig then -1 else (#sig)-1 + success := nil + $isDefaultingPackage: local := + -- use special defaulting handler when dollar non-trivial + dollar ^= domain and isDefaultPackageForm? devaluate domain + while finish > start repeat + PROGN + i := start + numTableArgs :=numvec.i + predIndex := numvec.(i := QSADD1 i) + (predIndex ^= 0) and null testBitVector(predvec,predIndex) => nil + exportSig := + [newExpandTypeSlot(numvec.(i + j + 1), + dollar,domain) for j in 0..numTableArgs] + sig ^= hashType(['Mapping,: exportSig],hashPercent) => nil --signifies no match + loc := numvec.(i + numTableArgs + 2) + loc = 1 => (someMatch := true) + loc = 0 => + start := QSPLUS(start,QSPLUS(numTableArgs,4)) + i := start + 2 + someMatch := true --mark so that if subsumption fails, look for original + subsumptionSig := + [newExpandTypeSlot(numvec.(QSPLUS(i,j)), + dollar,domain) for j in 0..numTableArgs] + if $monitorNewWorld then + sayBrightly [formatOpSignature(op,sig),'"--?-->", + formatOpSignature(op,subsumptionSig)] + nil + slot := domain.loc + null atom slot => + EQ(QCAR slot,'newGoGet) => someMatch:=true + --treat as if operation were not there + --if EQ(QCAR slot,'newGoGet) then + -- UNWIND_-PROTECT --break infinite recursion + -- ((SETELT(domain,loc,'skip); slot := replaceGoGetSlot QCDR slot), + -- if domain.loc = 'skip then domain.loc := slot) + return (success := slot) + slot = 'skip => --recursive call from above 'replaceGoGetSlot + return (success := newLookupInAddChain(op,sig,domain,dollar)) + systemError '"unexpected format" + start := QSPLUS(start,QSPLUS(numTableArgs,4)) + (success ^= 'failed) and success => + if $monitorNewWorld then + sayLooking1('"<----",uu) where uu() == + PAIRP success => [first success,:devaluate rest success] + success + success + subsumptionSig and (u:= basicLookup(op,subsumptionSig,domain,dollar)) => u + flag or someMatch => newLookupInAddChain(op,sig,domain,dollar) + nil + +--------------------> NEW DEFINITION (override in nrunfast.boot.pamphlet) +newExpandLocalType(lazyt,dollar,domain) == + VECP lazyt => lazyt.0 + isDomain lazyt => devaluate lazyt + ATOM lazyt => lazyt + lazyt is [vec,.,:lazyForm] and VECP vec => --old style + newExpandLocalTypeForm(lazyForm,dollar,domain) + newExpandLocalTypeForm(lazyt,dollar,domain) --new style + +hashNewLookupInCategories(op,sig,dom,dollar) == + slot4 := dom.4 + catVec := CADR slot4 + SIZE catVec = 0 => nil --early exit if no categories + INTEGERP KDR catVec.0 => + newLookupInCategories1(op,sig,dom,dollar) --old style + $lookupDefaults : local := nil + if $monitorNewWorld = true then sayBrightly concat('"----->", + form2String devaluate dom,'"-----> searching default packages for ",op) + predvec := dom.3 + packageVec := QCAR slot4 +--the next three lines can go away with new category world + varList := ['$,:$FormalMapVariableList] + valueList := [dom,:[dom.(5+i) for i in 1..(# rest dom.0)]] + valueList := [MKQ val for val in valueList] + nsig := MSUBST(dom.0,dollar.0,sig) + for i in 0..MAXINDEX packageVec | + (entry := packageVec.i) and entry ^= 'T repeat + package := + VECP entry => + if $monitorNewWorld then + sayLooking1('"already instantiated cat package",entry) + entry + IDENTP entry => + cat := catVec.i + packageForm := nil + if not GETL(entry,'LOADED) then loadLib entry + infovec := GETL(entry,'infovec) + success := + --VECP infovec => ----new world + true => ----new world + opvec := infovec.1 + max := MAXINDEX opvec + code := getOpCode(op,opvec,max) + null code => nil + byteVector := CDDDR infovec.3 + endPos := + code+2 > max => SIZE byteVector + opvec.(code+2) + --not nrunNumArgCheck(#(QCDR sig),byteVector,opvec.code,endPos) => nil + --numOfArgs := byteVector.(opvec.code) + --numOfArgs ^= #(QCDR sig) => nil + packageForm := [entry,'$,:CDR cat] + package := evalSlotDomain(packageForm,dom) + packageVec.i := package + package + ----old world + table := HGET($Slot1DataBase,entry) or systemError nil + (u := LASSQ(op,table)) + and (v := or/[rest x for x in u]) => + packageForm := [entry,'$,:CDR cat] + package := evalSlotDomain(packageForm,dom) + packageVec.i := package + package + nil + null success => + if $monitorNewWorld = true then + sayBrightlyNT '" not in: " + pp (packageForm and devaluate package or entry) + nil + if $monitorNewWorld then + sayLooking1('"candidate default package instantiated: ",success) + success + entry + null package => nil + if $monitorNewWorld then + sayLooking1('"Looking at instantiated package ",package) + res := basicLookup(op,sig,package,dollar) => + if $monitorNewWorld = true then + sayBrightly '"candidate default package succeeds" + return res + if $monitorNewWorld = true then + sayBrightly '"candidate fails -- continuing to search categories" + nil + +--------------------> NEW DEFINITION (override in nrunfast.boot.pamphlet) +replaceGoGetSlot env == + [thisDomain,index,:op] := env + thisDomainForm := devaluate thisDomain + bytevec := getDomainByteVector thisDomain + numOfArgs := bytevec.index + goGetDomainSlotIndex := bytevec.(index := QSADD1 index) + goGetDomain := + goGetDomainSlotIndex = 0 => thisDomain + thisDomain.goGetDomainSlotIndex + if PAIRP goGetDomain and SYMBOLP CAR goGetDomain then + goGetDomain := lazyDomainSet(goGetDomain,thisDomain,goGetDomainSlotIndex) + sig := + [newExpandTypeSlot(bytevec.(index := QSADD1 index),thisDomain,thisDomain) + for i in 0..numOfArgs] + thisSlot := bytevec.(QSADD1 index) + if $monitorNewWorld then + sayLooking(concat('"%l","..",form2String thisDomainForm, + '" wants",'"%l",'" "),op,sig,goGetDomain) + slot := basicLookup(op,sig,goGetDomain,goGetDomain) + slot = nil => + $returnNowhereFromGoGet = true => + ['nowhere,:goGetDomain] --see newGetDomainOpTable + sayBrightly concat('"Function: ",formatOpSignature(op,sig), + '" is missing from domain: ",form2String goGetDomain.0) + keyedSystemError("S2NR0001",[op,sig,goGetDomain.0]) + if $monitorNewWorld then + sayLooking1(['"goget stuffing slot",:bright thisSlot,'"of "],thisDomain) + SETELT(thisDomain,thisSlot,slot) + if $monitorNewWorld then + sayLooking1('"<------",[CAR slot,:devaluate CDR slot]) + slot + +HasAttribute(domain,attrib) == + hashPercent := + VECP domain => hashType(domain.0,0) + hashType(domain,0) + isDomain domain => + FIXP((first domain).0) => + -- following call to hashType was missing 2nd arg. + -- getDomainHash domain added on 4/01/94 by RSS + basicLookup("%%",hashType(attrib, hashPercent),domain,domain) + HasAttribute(CDDR domain, attrib) +--> + isNewWorldDomain domain => newHasAttribute(domain,attrib) +--+ + (u := LASSOC(attrib,domain.2)) and lookupPred(first u,domain,domain) + +newHasAttribute(domain,attrib) == + hashPercent := + VECP domain => hashType(domain.0,0) + hashType(domain,0) + predIndex := + hashCode? attrib => + -- following call to hashType was missing 2nd arg. + -- hashPercent added by PAB 15/4/94 + or/[x for x in domain.2 | attrib = hashType(first x, hashPercent)] + LASSOC(attrib,domain.2) + predIndex => + EQ(predIndex,0) => true + predvec := domain.3 + testBitVector(predvec,predIndex) + false + +newHasCategory(domain,catform) == + catform = '(Type) => true + slot4 := domain.4 + auxvec := CAR slot4 + catvec := CADR slot4 + $isDefaultingPackage: local := isDefaultPackageForm? devaluate domain + #catvec > 0 and INTEGERP KDR catvec.0 => --old style + predIndex := lazyMatchAssocV1(catform,catvec,domain) + null predIndex => false + EQ(predIndex,0) => true + predvec := QVELT(domain,3) + testBitVector(predvec,predIndex) + lazyMatchAssocV(catform,auxvec,catvec,domain) --new style + +--------------------> NEW DEFINITION (override in nrunfast.boot.pamphlet) +lazyMatchAssocV(x,auxvec,catvec,domain) == --new style slot4 + n : FIXNUM := MAXINDEX catvec + -- following call to hashType was missing 2nd arg. 0 added on 3/31/94 by RSS + hashCode? x => + percentHash := + VECP domain => hashType(domain.0, 0) + getDomainHash domain + or/[ELT(auxvec,i) for i in 0..n | + x = hashType(newExpandLocalType(QVELT(catvec,i),domain,domain), percentHash)] + xop := CAR x + or/[ELT(auxvec,i) for i in 0..n | + --xop = CAR (lazyt := QVELT(catvec,i)) and lazyMatch(x,lazyt,domain,domain)] + xop = CAR (lazyt := getCatForm(catvec,i,domain)) and lazyMatch(x,lazyt,domain,domain)] + +getCatForm(catvec, index, domain) == + NUMBERP(form := QVELT(catvec,index)) => domain.form + form + +has(domain,catform') == HasCategory(domain,catform') + +HasCategory(domain,catform') == + catform' is ['SIGNATURE,:f] => HasSignature(domain,f) + catform' is ['ATTRIBUTE,f] => HasAttribute(domain,f) + isDomain domain => + FIXP((first domain).0) => + catform' := devaluate catform' + basicLookup("%%",catform',domain,domain) + HasCategory(CDDR domain, catform') + catform:= devaluate catform' + isNewWorldDomain domain => newHasCategory(domain,catform) + domain0:=domain.0 -- handles old style domains, Record, Union etc. + slot4 := domain.4 + catlist := slot4.1 + member(catform,catlist) or + MEMQ(opOf(catform),'(Object Type)) or --temporary hack + or/[compareSigEqual(catform,cat,domain0,domain) for cat in catlist] + +--systemDependentMkAutoload(fn,cnam) == +-- FBOUNDP(cnam) => "next" +-- SETF(SYMBOL_-FUNCTION cnam,mkAutoLoad(fn, cnam)) + +--------------------> NEW DEFINITION (override in nrunfast.boot.pamphlet) +lazyDomainSet(lazyForm,thisDomain,slot) == + form := + --lazyForm is [vec,.,:u] and VECP vec => u --old style + lazyForm --new style + slotDomain := evalSlotDomain(form,thisDomain) + if $monitorNewWorld then + sayLooking1(concat(form2String devaluate thisDomain, + '" activating lazy slot ",slot,'": "),slotDomain) +-- name := CAR form +--getInfovec name + SETELT(thisDomain,slot,slotDomain) + + +--------------------> NEW DEFINITION (override in template.boot.pamphlet) +evalSlotDomain(u,dollar) == + $returnNowhereFromGoGet: local := false + $ : fluid := dollar + $lookupDefaults : local := nil -- new world + isDomain u => u + u = '$ => dollar + u = "$$" => dollar + FIXP u => + VECP (y := dollar.u) => y + isDomain y => y + y is ['SETELT,:.] => eval y--lazy domains need to marked; this is dangerous? + y is [v,:.] => + VECP v => lazyDomainSet(y,dollar,u) --old style has [$,code,:lazyt] + constructor? v or MEMQ(v,'(Record Union Mapping)) => + lazyDomainSet(y,dollar,u) --new style has lazyt + y + y + u is ['NRTEVAL,y] => + y is ['ELT,:.] => evalSlotDomain(y,dollar) + eval y + u is ['QUOTE,y] => y + u is ['Record,:argl] => + FUNCALL('Record0,[[tag,:evalSlotDomain(dom,dollar)] + for [.,tag,dom] in argl]) + u is ['Union,:argl] and first argl is ['_:,.,.] => + APPLY('Union,[['_:,tag,evalSlotDomain(dom,dollar)] + for [.,tag,dom] in argl]) + u is ['spadConstant,d,n] => + dom := evalSlotDomain(d,dollar) + SPADCALL(dom . n) + u is ['ELT,d,n] => + dom := evalSlotDomain(d,dollar) + slot := dom . n + slot is ['newGoGet,:env] => replaceGoGetSlot env + slot + u is [op,:argl] => APPLY(op,[evalSlotDomain(x,dollar) for x in argl]) + systemErrorHere '"evalSlotDomain" + +--------------------> NEW DEFINITION (override in i-util.boot.pamphlet) +domainEqual(a,b) == + devaluate(a) = devaluate(b) + +--makeConstructorsAutoLoad() + +-- following changes should go back into xrun.boot +-- patched version from xrun.boot +--------------------> NEW DEFINITION (override in clammed.boot.pamphlet) +--------------------> NEW DEFINITION (override in xrun.boot.pamphlet) +coerceConvertMmSelection(funName,m1,m2) == + -- calls selectMms with $Coerce=NIL and tests for required + -- target type. funName is either 'coerce or 'convert. + $declaredMode : local:= NIL + $reportBottomUpFlag : local:= NIL + l := selectMms1(funName,m2,[m1],[m1],NIL) +-- mmS := [[sig,[targ,arg],:pred] for x in l | x is [sig,[.,arg],:pred] and + mmS := [x for x in l | x is [sig,:.] and hasCorrectTarget(m2,sig) and + sig is [dc,targ,oarg] and isEqualOrSubDomain(m1,oarg)] + mmS and CAR mmS + +--------------------> NEW DEFINITION (see i-funsel.boot.pamphlet) +getFunctionFromDomain(op,dc,args) == + -- finds the function op with argument types args in dc + -- complains, if no function or ambiguous + $reportBottomUpFlag:local:= NIL + member(CAR dc,$nonLisplibDomains) => + throwKeyedMsg("S2IF0002",[CAR dc]) + not constructor? CAR dc => + throwKeyedMsg("S2IF0003",[CAR dc]) + p:= findFunctionInDomain(op,dc,NIL,args,args,NIL,NIL) => +--+ + --sig := [NIL,:args] + domain := evalDomain dc + for mm in nreverse p until b repeat + [[.,:osig],nsig,:.] := mm + b := compiledLookup(op,nsig,domain) + b or throwKeyedMsg("S2IS0023",[op,dc]) + throwKeyedMsg("S2IF0004",[op,dc]) + +@ + +\eject +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} |