Use bitset operations when possible, not loops over bits.

[bison.git] / ChangeLog

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+2002-03-04  Akim Demaille  <akim@epita.fr>
+
+       Use bitset operations when possible, not loops over bits.
+
+       * src/conflicts.c (set_conflicts, count_sr_conflicts): Use
+       bitset_or.
+       * src/print.c (print_reductions): Use bitset_and, bitset_andn.
+       * src/reduce.c (useless_nonterminals): Formatting changes.
+       * src/warshall.c (TC): Use bitset_or.
+
+       
+2002-03-04  Akim Demaille  <akim@epita.fr>
+
+       * src/lalr.h, src/lalr.c (tokensetsize): Remove, unused.
+       * src/system.h (BITS_PER_WORD, WORDSIZE, SETBIT, RESETBIT, BITISSET):
+       Ditto.
+
+       
+2002-03-04  Akim Demaille  <akim@epita.fr>
+
+       * src/lalr.c (F): Now a bitset*.
+       Adjust all dependencies.
+
+       
+2002-03-04  Akim Demaille  <akim@epita.fr>
+
+       * src/conflicts.c (shiftset, lookaheadset): Now bitset.
+       Adjust all dependencies.
+
+       
+2002-03-04  Akim Demaille  <akim@epita.fr>
+
+       * src/L0.c, src/LR0.h (nstates): Be size_t.
+       Adjust comparisons (signed vs unsigned).
+       * src/conflics.c, src/lalr.c, src/lalr.h, src/output.c (LA): Now a
+       bitset*.
+       Adjust all dependencies.
+
+       
+2002-03-04  Akim Demaille  <akim@epita.fr>
+
+       * src/closure.c (firsts): Now, also a bitset.
+       Adjust all dependencies.
+       (varsetsize): Remove, now unused.
+       * src/warshall.h, src/warshall.c: Now work on arrays of bitsets.
+
+2002-03-04  Akim Demaille  <akim@epita.fr>
+
+       * src/print.c: Convert to use bitset.h, not hand coded iterations
+       over ints.
+
+       
+2002-03-04  Akim Demaille  <akim@epita.fr>
+
+       * src/reduce.c: Convert to use bitset.h, not hand coded BSet.
+
+2002-03-04  Akim Demaille  <akim@epita.fr>
+
+       * src/closure.c (ruleset): Be a bitset.
+       (rulesetsize): Remove.
+
+       
+2002-03-04  Akim Demaille  <akim@epita.fr>
+
+       * lib/bitset-int.h, lib/bitset.c, lib/bitset.h, lib/bitsetv.c,
+       * lib/bitsetv.h, lib/ebitset.c, lib/ebitset.h, lib/lbitset.c,
+       * lib/lbitset.h, lib/sbitset.c, lib/sbitset.h: New.
+       * src/closure.c (fderives): Be an array of bitsets.
+
 2002-02-28  Robert Anisko  <robert@lrde.epita.fr>
 
        * data/bison.c++: Merge the two generated headers.  Insert a copyright