USING: accessors assocs calendar combinators
combinators.short-circuit continuations fry io kernel
kernel.private locals math math.statistics math.vectors memory
-namespaces prettyprint sequences sorting
+namespaces prettyprint sequences sets sorting
tools.profiler.sampling.private hashtables.identity generalizations ;
FROM: sequences => change-nth ;
FROM: assocs => change-at ;
CONSTANT: ignore-words
{ signal-handler leaf-signal-handler profiling minor-gc }
+: ignore-word? ( word -- ? ) ignore-words member? ; inline
+
: get-raw-profile-data ( -- data )
raw-profile-data get-global [ "No profile data" throw ] unless* ;
: unclip-callstack ( sample -- sample' callstack-top )
clone 5 over [ unclip swap ] change-nth ;
+: leaf-callstack? ( callstack -- ? )
+ [ ignore-word? ] all? ;
+
+: sum-times ( samples -- times )
+ { 0 0 0 0 } [ 4 head-slice v+ ] reduce ;
+
TUPLE: profile-node
total-time gc-time foreign-time foreign-thread-time children ;
: <profile-node> ( times children -- node )
[ first4 [ samples>time ] 4 napply ] dip profile-node boa ;
-: leaf-callstack? ( callstack -- ? )
- [ ignore-words member? ] all? ;
-
-: sum-times ( samples -- times )
- { 0 0 0 0 } [ 4 head-slice v+ ] reduce ;
+: <profile-root-node> ( samples collector-quot -- node )
+ [ sum-times ] swap bi <profile-node> ; inline
:: (collect-subtrees) ( samples child-quot -- children )
samples [ sample-callstack leaf-callstack? not ] filter
dup redundant-root-node? [ children>> values first trim-root ] when ;
: (top-down) ( samples -- tree )
- collect-threads [
- [ sum-times ] [ collect-tops ] bi <profile-node> trim-root
- ] assoc-map ;
+ collect-threads
+ [ [ collect-tops ] <profile-root-node> trim-root ] assoc-map ;
: top-down ( -- tree )
get-raw-profile-data (top-down) ;
:: collect-flat ( samples -- flat )
IH{ } clone :> per-word-samples
samples [| sample |
- sample sample-callstack unique keys [
+ sample sample-callstack unique keys [ ignore-word? not ] filter [
per-word-samples [ { 0 0 0 0 } or sample 4 head-slice v+ ] change-at
] each
] each
per-word-samples [ f <profile-node> ] assoc-map ;
+: redundant-flat-node? ( child-node root-node -- ? )
+ [ total-time>> ] bi@ = ;
+
+: trim-flat ( root-node -- root-node' )
+ dup '[ [ nip _ redundant-flat-node? not ] assoc-filter ] change-children ;
+
: (flat) ( samples -- flat )
- collect-threads [
- [ sum-times ] [ collect-flat ] bi <profile-node>
- ] assoc-map ;
+ collect-threads
+ [ [ collect-flat ] <profile-root-node> trim-flat ] assoc-map ;
: flat ( -- tree )
get-raw-profile-data (flat) ;