Sbcl hash-table

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August undefined, 2024

WebFeb 17, 2003 · We also describe a hash table data structure using explicit constant time hash functions, using at most d = O (ln2 1/∈ ) probes in the worst case. A corollary is an expected linear time... WebMay 29, 2011 · I'm not sure if the meaning here is that SBCL's internal hash-tables should keep interrupts disabled -- which I can certainly understand -- or if there is something non-obvious in the hash-table code that makes interrupts arriving during a locked section fundamentally unsafe?

[Sbcl-commits] master: Combine linkage-table.lisp into foreign.lisp …

WebFeb 13, 2014 · As mandated by the standard, SBCL offers hash tables and exposes pre-defined hash functions. Interactions with other parts of the system make it challenging to improve general-purpose hash tables. However, type-specialised hash tables seem approachable, as does improving the quality of the standard hash functions. If completed, WebTo compile SBCL, first unpack the source tarball and enter the directory it makes. Then you will need to invoke the build shell script with the appropriate argument for the host … cod postal tijuana

SBCL 2.2.6 User Manual

Web{"inputs":[{"filename":"/gnu/store/142cpsqsbwnrc11na3bhxcxm9j5s7281-tar-1.32.drv","out_name":["out"]},{"filename":"/gnu/store/fhzi04ip8jry4xc26nkzwbwjj1h7cck1-gnutls ... WebMar 28, 2024 · Not all platforms have the latest binaries, but SBCL is still supported and working on these platforms. An older binary (or provided by an OS repository / homebrew / … WebAs of 1.0.25.15 (below for convenience) WITH-LOCKED-HASH-TABLE also disables interrupts for its body. >From the commit message it is not clear to me why. WITH-LOCKED-HASH-TABLE should IMO be considered a user lock. To me it is morally analogous to a user have an external lock and grabbing that around accesses to a hash-table. I'm not sure if ... cod postal stupini brasov

Why does `sxhash` return a constant for all structs?

Sbcl hash-table

WebFeb 3, 2024 · to Douglas Katzman, sbcl-devel, [email protected] hash-2.pure.lisp / MAKE-HASH-TABLE/HASH-FUN fails now: ::: Running :MAKE-HASH-TABLE/HASH-FUN ::: UNEXPECTED-FAILURE... WebJan 31, 2024 · > Implement the global package table differently > > As much as it would be nice to use a standard SBCL hash-table, > the basic hash-table is not threadsafe for reading without a lock. > The code in src/code/target-lfhash doesn't implement deletion > which is needed for DELETE-PACKAGE and doesn't allow for 0-filling

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Web{"inputs":[{"filename":"/gnu/store/29ym6fnz6z48fdb9yh1kcijry8gslzz4-module-import-compiled.drv","out_name":["out"]},{"filename":"/gnu/store ... http://www.sbcl.org/sbcl-internals/Linkage_002dtable.html

WebApr 13, 2013 · As mandated by the standard, SBCL offers hash tables and exposes pre-defined hash functions. Interactions with other parts of the system make it challenging to improve general-purpose hash tables. However, type-specialised hash tables seem approachable, as does improving the quality of the standard hash functions. WebThe keywords are as follows: :TEST. Determines how keys are compared. Must a designator for one of the. standard hash table tests, or a hash table test defined using. SB-EXT:DEFINE-HASH-TABLE-TEST. Additionally, when an explicit. HASH-FUNCTION is provided (see below), any two argument equivalence.

WebThe SBCL implementation is somewhat simplified from the CMUCL one by Timothy Moore, but the basic idea and mechanism remain identical: instead of having addresses from … http://www.sbcl.org/sbcl-internals/Linkage_002dtable.html

WebJan 5, 2024 · First is a Lisp-side hash table that maps foreign names (and an indicator of if it is data or a function) to an integer. The second is a C-side vector that contains either the …

WebCorrect pathname hash slot constraints- SBCL Commits block compilation: correctly fix stray refs to lambdas. Don't inhibit fopcompilation when just using :SPECIFIED. Sprinkle … tasuta juriidiline nõustamineWebMirror of Steel Bank Common Lisp (SBCL)'s official repository - sbcl/early-objdef.lisp at master · sbcl/sbcl. Mirror of Steel Bank Common Lisp (SBCL)'s official repository - sbcl/early-objdef.lisp at master · sbcl/sbcl ... All hash-table backing vectors are marked with this bit.;; Essentially it informs GC that the vector has a high-water mark. cod postal targu mures str gh dojaWeb4.1.1 Differences to CMUCL. CMUCL does lazy linkage for code, keeps all foreign addresses in the linkage-table, and handles the initialization from C. We do eager linkage for everything, maintain a separate *STATIC-FOREIGN-SYMBOLS* just like on non-linkage-table ports (this allows more code sharing between ports, makes thread-safety easier to ... tasuta juristi nõuandetelefonWebOct 17, 2024 · A fast concurrent hash table. 42nd At Threadmill is a nearly lock-free* hash table based on Cliff Click's NonBlockingHashMap, and Abseil's flat_hash_map. We use the general layout of the former, and the fast metadata-based probing trick of the latter. We are aware of the table being very, very picky with hash functions (Abseil's table is like ... tasuta inglise keele õpe internetisWebPresumably SBCL is doing something similar for similar reasons. ... The excl::hash-table-stats function demonstrates this when given a hash-table with structs used as keys; the histogram becomes the worst case, because every key wants the same index. The decision was made to keep the same behavior for structure objects, because the automatic ... tasuta isiksuse testWebSep 8, 2024 · [Sbcl-commits] master: Combine linkage-table.lisp into foreign.lisp Common Lisp compiler and runtime Brought to you by: crhodes, demoss, jsnell, pkhuong, and 4 others. Summary Files Reviews Support Wiki Mailing Lists … tasuta inglise keele õpehttp://planet.sbcl.org/2024/5.html cod postal zalau salaj