diff options
| author | dos-reis <gdr@axiomatics.org> | 2009-01-06 06:53:21 +0000 |
|---|---|---|
| committer | dos-reis <gdr@axiomatics.org> | 2009-01-06 06:53:21 +0000 |
| commit | 258d6427280f1ee0cce0dcdf12c38ad65b5e36cc (patch) | |
| tree | 7c37449e24bbcfba741729b6d16a71b9c5007ea4 /src/algebra/stream.spad.pamphlet | |
| parent | bd3fb898659b91542e7a3109f36b2f8b17e05a5d (diff) | |
| download | open-axiom-258d6427280f1ee0cce0dcdf12c38ad65b5e36cc.tar.gz | |
* interp/sys-utility.boot (getVMType): IndexList are lists.
* interp/g-util.boot (isSubDomain): Tidy.
* interp/g-opt.boot (isVMConstantForm): New.
(findVMFreeVars): Likewise.
* interp/define.boot (insertViewMorphisms): Remove.
(emitSubdomainInfo): New.
(checkVariableName): Likewise.
(checkParameterNames): Likewise.
(checkRepresentation): Set $subdomain where appropriate.
(compDefines): Check parameter names.
(compDefineFunctor1): Propagate subdomain info.
(doIt): Don't call insertViewMorphisms.
* interp/compiler.boot (setqSingle): Check variable name.
(compIterator): Likewise.
(commonSuperType): New.
(satisfies): Likewise.
(coerceSubset): Use them to implemen cross-subdomain coercion.
(coerceSuperset): New.
(comCoerce1): Use it.
(compPer): New.
(compRep): Likewise.
* interp/c-util.boot (getRepresentation): New.
(proclaimCapsuleFunction): Improve for specialized subdomains.
* algebra/stream.spad.pamphlet: Don't use `per' as variable name.
* algebra/si.spad.pamphlet (size$SingleInteger): Tidy.
(coerce$SingleInteger): Likewise.
* algebra/reclos.spad.pamphlet (nonNull$RealClosure): Don't use
`rep' as parameter name.
* algebra/data.spad.pamphlet (Byte): Now a subdomain of
NonNegativeInteger. Tidy.
Diffstat (limited to 'src/algebra/stream.spad.pamphlet')
| -rw-r--r-- | src/algebra/stream.spad.pamphlet | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/src/algebra/stream.spad.pamphlet b/src/algebra/stream.spad.pamphlet index a691aab2..aa23b60c 100644 --- a/src/algebra/stream.spad.pamphlet +++ b/src/algebra/stream.spad.pamphlet @@ -553,7 +553,6 @@ CyclicStreamTools(S,ST): Exports == Implementation where -- As explained below, in the capsule, the Rep for STREAM is actually -- a half lie. So, the system should not be allowed to trust it. )boot $optProclaim := false -import Type import Void import Boolean import Integer @@ -1062,12 +1061,12 @@ Stream(S): Exports == Implementation where i := 0; while not eq?(x,tl) repeat (x := rst x; i := i + 1) i = n => [false, 0, 0] -- Find period. Now x=tl, so step over and find it again. - x := rst x; per := 1 - while not eq?(x,tl) repeat (x := rst x; per := per + 1) + x := rst x; periode := 1 + while not eq?(x,tl) repeat (x := rst x; periode := periode + 1) -- Find non-periodic part. - x := hd; xp := rest(hd, per); npp := 0 + x := hd; xp := rest(hd, periode); npp := 0 while not eq?(x,xp) repeat (x := rst x; xp := rst xp; npp := npp+1) - [true, npp, per] + [true, npp, periode] delay(fs:()->%) == [NonNullStream, fs pretend %] |