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compiler: tweak recompilation logic. speeds up '"terrain" require' by 8 seconds

db4
Slava Pestov 2010-02-04 01:09:57 +13:00
parent 22fbe01c17
commit c011380a19
2 changed files with 17 additions and 19 deletions
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28
basis/compiler/compiler.factor
View File

@ -1,9 +1,10 @@
! Copyright (C) 2004, 2010 Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
USING: accessors kernel namespaces arrays sequences io words fry
continuations vocabs assocs dlists definitions math graphs generic
generic.single combinators deques search-deques macros
source-files.errors combinators.short-circuit classes.algebra
continuations vocabs assocs dlists definitions math graphs
generic generic.single combinators combinators.smart deques
search-deques macros source-files.errors
combinators.short-circuit classes.algebra
stack-checker stack-checker.dependencies stack-checker.inlining
stack-checker.errors
@ -35,15 +36,6 @@ SYMBOL: compiled
: queue-compile ( word -- )
dup compile? [ compile-queue get push-front ] [ drop ] if ;
: recompile-callers? ( word -- ? )
changed-effects get key? ;
: recompile-callers ( word -- )
#! If a word's stack effect changed, recompile all words
#! that have compiled calls to it.
dup recompile-callers?
[ effect-dependencies-of keys [ queue-compile ] each ] [ drop ] if ;
: compiler-message ( string -- )
"trace-compilation" get [ global [ print flush ] bind ] [ drop ] if ;
@ -81,7 +73,6 @@ M: word combinator? inline? ;
#! Recompile callers if the word's stack effect changed, then
#! save the word's dependencies so that if they change, the
#! word can get recompiled too.
[ recompile-callers ]
[ compiled-unxref ]
[
dup crossref? [
@ -89,7 +80,7 @@ M: word combinator? inline? ;
[ conditional-dependencies get set-dependency-checks ]
bi
] [ drop ] if
] tri ;
] bi ;
: deoptimize-with ( word def -- * )
#! If the word failed to infer, compile it with the
@ -202,9 +193,12 @@ M: optimizing-compiler recompile ( words -- alist )
"--- compile done" compiler-message ;
M: optimizing-compiler to-recompile ( -- words )
changed-definitions get compiled-usages
maybe-changed get outdated-conditional-usages
append assoc-combine keys ;
[
changed-effects get new-words get assoc-diff outdated-effect-usages
changed-definitions get new-words get assoc-diff outdated-definition-usages
maybe-changed get new-words get assoc-diff outdated-conditional-usages
changed-definitions get [ drop word? ] assoc-filter 1array
] append-outputs assoc-combine keys ;
M: optimizing-compiler process-forgotten-words
[ delete-compiled-xref ] each ;

8
basis/compiler/crossref/crossref.factor
View File

@ -22,9 +22,13 @@ generic-call-site-crossref [ H{ } clone ] initialize
: conditional-dependencies-of ( word -- assoc )
effect-dependencies-of [ nip conditional-dependency dependency>= ] assoc-filter ;
: compiled-usages ( assoc -- assocs )
: outdated-definition-usages ( assoc -- assocs )
[ drop word? ] assoc-filter
[ [ drop definition-dependencies-of ] { } assoc>map ] keep suffix ;
[ drop definition-dependencies-of ] { } assoc>map ;
: outdated-effect-usages ( assoc -- assocs )
[ drop word? ] assoc-filter
[ drop effect-dependencies-of ] { } assoc>map ;
: dependencies-satisfied? ( word cache -- ? )
[ "dependency-checks" word-prop ] dip