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+access-cache and call-sites in +execute

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This commit is contained in:
Ted Blackman 2018-03-22 22:25:53 -07:00
parent bd8e2e4bc9
commit 508b904dbd
1 changed files with 95 additions and 23 deletions
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116
lib/ford-turbo.hoon
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@ -1164,13 +1164,12 @@
++ execute
|= =build
^+ this
:: if the build is complete and not a %tombstone, we're done
::
:: if the build is complete, we're done
=^ maybe-cache-line results.state (access-cache build)
::
:: TODO: rebuild if %tombstone
?: ?=([~ %result *] maybe-cache-line)
::
:: TODO replace with arm that updates :last-accessed
?^ (~(get by results.state) build)
this
:: place :build in :state if it isn't already there
::
@ -1181,14 +1180,15 @@
builds-by-schematic.state
(~(put by-schematic builds-by-schematic.state) build)
==
:: find :previous-build and :previous-result in :state
::
=/ previous-build
(~(find-previous by-schematic builds-by-schematic.state) build)
::
:: TODO use arm that updates :last-accessed
=/ previous-result
?~ previous-build ~
(~(get by results.state) u.previous-build)
=^ previous-result results.state
?~ previous-build [~ results.state]
(access-cache u.previous-build)
:: kids: sub-builds of :build
::
=/ kids ~(tap in (~(get ju sub-builds.components.state) build))
:: result: +build-result to be populated by +make or a previous result
@ -1200,7 +1200,9 @@
::
:: if :build is unchanged from :previous-build, don't run +make
::
?. |(sub-builds-changed dependencies-changed)
=^ subs-changed results.state sub-builds-changed
::
?. |(subs-changed dependencies-changed)
:: copy :previous-result to new date
::
?> ?=([~ %result *] previous-result)
@ -1303,27 +1305,74 @@
==
:: +sub-builds-changed: did sub-builds change since :previous-build?
::
++ sub-builds-changed ^- ?
?~ previous-build &
:: Produces a mutant version of :results.state, since it accesses
:: cache lines and updates their :last-accessed. Note that freshness
:: will be somewhat chaotic due to the lack of ordering of sub-builds.
:: We stop at the first sub-build that has a changed value.
::
++ sub-builds-changed ^- [? _results.state]
?~ previous-build [& results.state]
=/ old-sub-builds
(~(get ju sub-builds.components.state) u.previous-build)
::
%+ lien ~(tap in old-sub-builds)
|= sub=^build ^- ?
=/ any-changed=? |
=/ subs ~(tap in old-sub-builds)
:: loop over the sub-builds until we see a changed result
::
=/ sub-result (~(got by results.state) sub)
?: ?=(%tombstone -.sub-result) &
|- ^+ [any-changed results.state]
:: if any have changed, we're done
::
?: any-changed [& results.state]
:: if we've checked all :subs, we're done
::
?~ subs [| results.state]
::
=/ sub=^build i.subs
:: if :sub is newer than :build, don't check it; we're done with :sub
::
?: (gth date.sub date.build)
$(subs t.subs)
::
=^ sub-result results.state (access-cache sub)
:: if there's no result for a sub-build, treat :build as changed
::
?~ sub-result
[& results.state]
:: if the sub-build's result has been reclaimed, treat :build as changed
::
?: ?=(%tombstone -.u.sub-result)
[& results.state]
:: loop over rebuilds of :sub
::
|- ^+ [any-changed results.state]
:: find the :next rebuild of :sub
::
=/ next (~(find-next by-schematic builds-by-schematic.state) sub)
?~ next |
:: if there's no :next, or it's newer than :build, we're done with :sub
::
?: (gth date.u.next date.build) |
?~ next
^$(subs t.subs)
::
=/ next-result (~(get by results.state) u.next)
?~ next-result |
?: ?=(%tombstone -.u.next-result) &
?: (gth date.u.next date.build)
^$(subs t.subs)
:: obtain :next-result by looking up :next's result in cache
::
!=(build-result.u.next-result build-result.sub-result)
=^ next-result results.state (access-cache u.next)
:: if there's no result for a sub-build, treat :build as changed
::
?~ next-result
[& results.state]
:: if the sub-build's result has been reclaimed, treat :build as changed
::
?: ?=(%tombstone -.u.next-result)
[& results.state]
:: if :next's result differs from :sub's, treat :build as changed
::
?. =(build-result.u.next-result build-result.u.sub-result)
[& results.state]
:: if :next's date is earlier than :build's, check the next rebuild
::
$(sub u.next)
:: +dependencies-changed: did dependencies change since :previous-build?
::
++ dependencies-changed ^- ?
@ -1670,7 +1719,30 @@
::+| utilities
::
++ this .
:: +finalize: convert per-event state to moves and persistent state
:: +access-cache: access the +cache-line for :build, updating :last-accessed
::
:: Usage:
:: ```
:: =^ maybe-cache-line results.state (access-cache build)
:: ```
::
++ access-cache
|= =build
^- [(unit cache-line) _results.state]
::
=/ maybe-original=(unit cache-line) (~(get by results.state) build)
?~ maybe-original
[~ results.state]
::
=/ original=cache-line u.maybe-original
::
?: ?=(%tombstone -.original)
[`original results.state]
::
=/ mutant=cache-line original(last-accessed now)
::
[`mutant (~(put by results.state) build mutant)]
:: +finalize: convert per-event state to moves and per sistent state
::
:: Converts :done-live-roots to %made +move's, performs +duct
:: accounting, and runs +cleanup on completed once builds and