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path: root/src/compiler/GF/Compile
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2013-09-10Some code verbosity reductionhallgren
2013-09-10Workaround for a problem with lock fieldshallgren
This problem showed up after delaing eta expansion until just before partial evaluation
2013-05-30new-comp: delay eta expansion until just before partial evaluationhallgren
This seems to work for the most part, but a problem showed up in WordsCat.gf in the phrasebook.
2013-09-09Nonlinear patterns in concrete syntax are now detected and reported as errorshallgren
Before, they were silently converted to linear patterns. Nonlinear patterns in MorphoCat.gf, ParadigmsGre.gf and ParadigmsFin.gf have been make linear by renaming pattern variables.
2013-09-09partial evaluator: prettier complaint about nonlinears patternshallgren
2013-09-09partial evaluator: complain about nonlinear patternshallgren
2013-09-09Fix an old name shadowing bug in concrete syntax by removing the refresh passhallgren
The refresh pass does not correctly keep track of the scope of local variables and can convert things like \x->(\x->x) x into \x1->(\x2->x2) x2. Fortunately, it appears that the refresh pass is not needed anymore, so it has been removed.
2013-09-03fix in the GF compiler and runtime which let us to define pre construct ↵kr.angelov
detecting whether this is the last token.
2013-08-23nonExist now does the expected thingkr.angelov
2013-07-24hs datatype generation for empty abstract types addedaarne
2013-04-22a bit more informative error message in GrammarToPGFkr.angelov
2013-04-10gf -s/-q now silences "no linearization of" warningshallgren
2013-03-16Fix a problem with pattern macros in pre { } expressionshallgren
The old partial evaluator has special rules to convert pattern macros in pre { } expressions. These rules were missing in the new partial evaluator.
2013-03-12partial evaluator: push predefined functions inside variantshallgren
This should prevent errors like Internal error in Compute.ConcreteNew: Applying Predef.drop: Expected a value of type String, got VFV [VString "gewandt",VString "gewendet"]
2013-03-09ghc-7.6: allow directory-1.2Sergei Trofimovich
Get rid of old-time depend (and ClockTime in favour of UTCTime). time-compat helps to retain backward compatibility with directory-1.1 and lower.
2013-02-27Faster regular expression pattern matching in the grammar compiler.hallgren
The sequence operator (x+y) was implemented by splitting the string to be matched at all positions and trying to match the parts against the two subpatterns. To reduce the number of splits, we now estimate the minimum and maximum length of the string that the subpatterns could match. For common cases, where one of the subpatterns is a string of known length, like in (x+"y") or (x + ("a"|"o"|"u"|"e")+"y"), only one split will be tried.
2013-02-12now the beam size for the statistical parser can be configured by using the ↵kr.angelov
flag beam_size in the top-level concrete module
2013-01-29Better error message for unsupported token gluinghallgren
Instead of "Internal error in ...", you now get a proper error message with a source location and a function name.
2013-01-29Fix a bug with record extensionhallgren
Add a conversion rule for ({ l1 = e } ** x).l2 in PMCFG generation. (A rule for the symmetric case (x ** { l1 = e }).l2 was added some time ago.)
2013-01-28Better error message for Predef.errorhallgren
+ Instead of "Internal error in ...", you now get a proper error message with a source location and a function name. + Also added some missing error value propagation in the partial evaluator. + Also some other minor cleanup and error handling fixes.
2013-01-28improved error message for overloading in case the given signature looks the ↵aarne
same as one of the expected ones: it shows full records rather than just lock fields.
2013-01-11partial evaluator: fix token glueing bughallgren
"a"+("b"++"c") was simplified to "bb"++"c" instead of "ab"++c.
2012-12-20bug fix in the new partial evaluatorhallgren
It can leave wildcard tables in their origial form, but it easy to handle them in the unfactor function in GeneratePMCFG.
2012-12-19partial evaluator bug fixhallgren
It failed to delay table selection when the selector contains a run-time variable, causing "gf: Prelude.(!!): index too large" instead. Also: + Show better source locations on unexpected errors, to aid bug hunting. + Removed unused SourceGrammar argument to value2term.
2012-12-19GF.Grammar.Lookup: new function lookupResDefLochallgren
It's like lookupResDef but it includes a source location in the output.
2012-12-18partial evaluator bug fixhallgren
Int was missing from the list of predefined canonical constants.
2012-12-14The first prototype for exhaustive generation in the C runtime. The trees ↵kr.angelov
are always listed in decreasing probability order. There is also an API for generation from Python
2012-12-14Add language extension for ghc<7.4hallgren
FlexibleInstances does not imply TypeSynonymInstances, apparently.
2012-12-14More work on the new partial evaluatorhallgren
The work done by the partial evaluator is now divied in two stages: - A static "term traversal" stage that happens only once per term and uses only statically known information. In particular, the values of lambda bound variables are unknown during this stage. Some tables are transformed to reduce the cost of pattern matching. - A dynamic "function application" stage, where function bodies can be evaluated repeatedly with different arguments, without the term traversal overhead and without recomputing statically known information. Also the treatment of predefined functions has been reworked to take advantage of the staging and better handle partial applications.
2012-12-11partial evaluator workhallgren
* Evaluate operators once, not every time they are looked up * Remember the list of parameter values instead of recomputing it from the pattern type every time a table selection is made. * Quick fix for partial application of some predefined functions.
2012-12-10Compute.ConcreteNew: add missing case for variant functionshallgren
Also adding a test case in the test suite for this.
2012-12-06Compute.ConcreteNew: bug fix for indirectly defined pattern macroshallgren
More changes are probably needed to make pattern macros first class values. Also includes minor changes related to variants and error messages.
2012-12-02produce error message instead of failure of irrefutable pattern Ok ty_C in ↵aarne
GrammarToPGF, to help find compilation errors; the ones I've found are because an inherited abstract excludes something that the inherited concrete does not exclude.
2012-11-16new-comp: rewrite f (x|y) into (f x|f y)hallgren
With this change, all languages in molto/mgl/mixture except German and Polish can be compiled.
2012-11-13Adding a new experimental partial evalutatorhallgren
GF.Compile.Compute.ConcreteNew + two new modules contain a new partial evaluator intended to solve some performance problems with the old partial evalutator in GF.Compile.Compute.ConcreteLazy. It has been around for a while, but is now complete enough to compile the RGL and the Phrasebook. The old partial evaluator is still used by default. The new one can be activated in two ways: - by using the command line option -new-comp when invoking GF. - by using cabal configure -fnew-comp to make -new-comp the default. In this case you can also use the command line option -old-comp to revert to the old partial evaluator. In the GF shell, the cc command uses the old evaluator regardless of -new-comp for now, but you can use "cc -new ..." to invoke the new evaluator. With -new-comp, computations happen in GF.Compile.GeneratePMCFG instead of GF.Compile.Optimize. This is implemented by testing the flag optNewComp in both modules, to omit calls to the old partial evaluator from GF.Compile.Optimize and add calls to the new partial evaluator in GF.Compile.GeneratePMCFG. This also means that -new-comp effectively implies -noexpand. In GF.Compile.CheckGrammar, there is a check that restricted inheritance is used correctly. However, when -noexpand is used, this check causes unexpected errors, so it has been converted to generate warnings, for now. -new-comp no longer enables the new type checker in GF.Compile.Typeckeck.ConcreteNew. The GF version number has been bumped to 3.3.10-darcs
2012-11-08Eliminate warnings about deprecated use of catch and tryhallgren
This is also needed for compatibility with GHC 7.6.
2012-10-24Compute.ConcreteNew: support variantshallgren
Also add a missing check for Predef values in apply.
2012-10-24GeneratePMCFG: prefix messages about "impossible" errors with 'Internal error:'hallgren
Just to make them easier to spot when wading through thousands of lines of warnings...
2012-10-19Refactor compileSourceModulehallgren
There was 55 lines of rather repetitive code with calls to 6 compiler passes. They have been replaced with 19 lines that call the 6 compiler passes plus 26 lines of helper functions.
2012-10-19Consistenly use SourceGrammar instead of [SourceModule] when calling ↵hallgren
compiler passes
2012-10-18Use NOINLINE for build info and darcs version infohallgren
... to avoid unnecessary recompilation of other modules.
2012-09-18catch all case in GenerateBC.genFunkr.angelov
2012-09-06Add type info to "Warning: ignoring lock fields in resolving..."hallgren
2012-08-30another fix for teyjuskr.angelov
2012-08-29Use nub' instead of nub in some places, remove some unused nub importspeter.ljunglof
2012-08-29Added an O(n log n) version of nubpeter.ljunglof
The new nub is called nub', and it replaces the old sortNub which was not lazy and did not retain the order between the elements.
2012-08-29Emacs only recognizes utf-8, not UTF-8, in file headerspeter.ljunglof
2012-08-29A basic infrastructure for generating Teyjus bytecode from the GF abstract ↵kr.angelov
syntax
2012-08-01the first draft of GF.Compile.Instructionskr.angelov
2012-07-02Minor changes in Python exportpeter.ljunglof