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document 3 statistics/2 option.

This commit is contained in:
Vítor Santos Costa 2008-09-01 02:01:01 +01:00
parent 0fc361d331
commit ff75b8ff85
1 changed files with 37 additions and 2 deletions
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docs/yap.tex
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@ -4587,7 +4587,7 @@ the operator declarations in force.
@findex writeln/1
@snindex writeln/1
@cnindex writeln/1
Same as @code{write/1} followed by {nl/0}.
Same as @code{write/1} followed by @code{nl/0}.
@item display(+@var{T})
@findex display/1
@ -7296,6 +7296,13 @@ argument:
@table @code
@item atoms
@findex atoms (statistics/2 option)
@code{[@var{NumberOfAtoms},@var{SpaceUsedBy Atoms}]}
@*
This gives the total number of atoms @code{NumberOfAtoms} and how much
space they require in bytes, @var{SpaceUsedBy Atoms}.
@item cputime
@findex cputime (statistics/2 option)
@code{[@var{Time since Boot},@var{Time From Last Call to Cputime}]}
@ -7303,6 +7310,21 @@ argument:
This gives the total cputime in milliseconds spent executing Prolog code,
garbage collection and stack shifts time included.
@item dynamic_code
@findex dynamic_code (statistics/2 option)
@code{[@var{Clause Size},@var{Index Size},@var{Tree Index
Size},@var{Choice Point Instructions
Size},@var{Expansion Nodes Size},@var{Index Switch Size}]}
@*
Size of static code in YAP in bytes: @var{Clause Size}, the number of
bytes allocated for clauses, plus
@var{Index Size}, the number of bytes spent in the indexing code. The
indexing code is divided into main tree, @var{Tree Index
Size}, tables that implement choice-point manipulation, @var{Choice Point Instructions
Size}, tables that cache clauses for future expansion of the index
tree, @var{Expansion Nodes Size}, and
tables such as hash tables that select according to value, @var{Index Switch Size}.
@item garbage_collection
@findex garbage_collection (statistics/2 option)
@code{[@var{Number of GCs},@var{Total Global Recovered},@var{Total Time
@ -7350,7 +7372,7 @@ until YAP4.1.2 the @code{runtime} statistics would return time spent on
garbage collection and stack shifting.
@item stack_shifts
@findex stack_shifts (stack_shifts/3 option)
@findex stack_shifts (statistics/2 option)
@code{[@var{Number of Heap Shifts},@var{Number of Stack
Shifts},@var{Number of Trail Shifts}]}
@*
@ -7358,6 +7380,19 @@ Number of times YAP had to
expand the heap, the stacks, or the trail. More detailed information is
available using @code{yap_flag(gc_trace,verbose)}.
@item static_code
@findex static_code (statistics/2 option)
@code{[@var{Clause Size},@var{Index Size},@var{Tree Index
Size},@var{Expansion Nodes Size},@var{Index Switch Size}]}
@*
Size of static code in YAP in bytes: @var{Clause Size}, the number of
bytes allocated for clauses, plus
@var{Index Size}, the number of bytes spent in the indexing code. The
indexing code is divided into a main tree, @var{Tree Index
Size}, table that cache clauses for future expansion of the index
tree, @var{Expansion Nodes Size}, and and
tables such as hash tables that select according to value, @var{Index Switch Size}.
@item trail
@findex trail (statistics/2 option)
@code{[@var{Trail Used},@var{Trail Free}]}