Merge branch 'master' of git://factorcode.org/git/factor

db4
Doug Coleman 2009-08-30 04:07:00 -05:00
commit 5c53b2c3e6
13 changed files with 129 additions and 31 deletions

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@ -265,9 +265,15 @@ M: f byte-length drop 0 ; inline
: malloc-array ( n type -- alien )
[ heap-size calloc ] [ <c-type-direct-array> ] 2bi ; inline
: (malloc-array) ( n type -- alien )
[ heap-size * malloc ] [ <c-type-direct-array> ] 2bi ; inline
: malloc-object ( type -- alien )
1 swap heap-size calloc ; inline
: (malloc-object) ( type -- alien )
heap-size malloc ; inline
: malloc-byte-array ( byte-array -- alien )
dup byte-length [ nip malloc dup ] 2keep memcpy ;

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@ -1,6 +1,6 @@
! Copyright (C) 2009 Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
USING: accessors alien.structs alien.c-types classes.struct math
USING: accessors alien alien.structs alien.c-types classes.struct math
math.functions sequences arrays kernel functors vocabs.parser
namespaces quotations ;
IN: alien.complex.functor
@ -17,7 +17,7 @@ WHERE
STRUCT: T-class { real N } { imaginary N } ;
: <T> ( z -- alien )
>rect T-class <struct-boa> ;
>rect T-class <struct-boa> >c-ptr ;
: *T ( alien -- z )
T-class memory>struct [ real>> ] [ imaginary>> ] bi rect> ; inline

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@ -9,6 +9,15 @@ HELP: <struct-boa>
}
{ $description "This macro implements " { $link boa } " for " { $link struct } " classes. A struct of the given class is constructed, and its slots are initialized using values off the top of the datastack." } ;
HELP: (struct)
{ $values
{ "class" class }
{ "struct" struct }
}
{ $description "Allocates garbage-collected heap memory for a new " { $link struct } " of the specified " { $snippet "class" } ". The new struct's slots are left uninitialized; in most cases, the " { $link <struct> } " word, which initializes the struct's slots with their initial values, should be used instead." } ;
{ (struct) (malloc-struct) } related-words
HELP: <struct>
{ $values
{ "class" class }
@ -55,7 +64,14 @@ HELP: malloc-struct
{ "class" class }
{ "struct" struct }
}
{ $description "Allocates unmanaged C heap memory for a new " { $link struct } " of the specified " { $snippet "class" } ". The new struct's slots are zeroed out. The struct should be " { $link free } "d when it is no longer needed." } ;
{ $description "Allocates unmanaged C heap memory for a new " { $link struct } " of the specified " { $snippet "class" } ". The new struct's slots are initialized to their initial values. The struct should be " { $link free } "d when it is no longer needed." } ;
HELP: (malloc-struct)
{ $values
{ "class" class }
{ "struct" struct }
}
{ $description "Allocates unmanaged C heap memory for a new " { $link struct } " of the specified " { $snippet "class" } ". The new struct's slots are left uninitialized; to initialize the allocated memory with the slots' initial values, use " { $link malloc-struct } ". The struct should be " { $link free } "d when it is no longer needed." } ;
HELP: memory>struct
{ $values
@ -80,6 +96,9 @@ ARTICLE: "classes.struct" "Struct classes"
{ $subsection <struct-boa> }
{ $subsection malloc-struct }
{ $subsection memory>struct }
"When the contents of a struct will be immediately reset, faster primitive words are available that will create a struct without initializing its contents:"
{ $subsection (struct) }
{ $subsection (malloc-struct) }
"Structs have literal syntax like tuples:"
{ $subsection POSTPONE: S{ }
"Union structs are also supported, which behave like structs but share the same memory for all the type's slots."

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@ -1,5 +1,5 @@
! (c)Joe Groff bsd license
USING: accessors alien.c-types alien.libraries
USING: accessors alien alien.c-types alien.libraries
alien.structs.fields alien.syntax ascii classes.struct combinators
destructors io.encodings.utf8 io.pathnames io.streams.string
kernel libc literals math multiline namespaces prettyprint
@ -63,7 +63,7 @@ UNION-STRUCT: struct-test-float-and-bits
[ 1.0 ] [ struct-test-float-and-bits <struct> 1.0 float>bits >>bits f>> ] unit-test
[ 4 ] [ struct-test-float-and-bits heap-size ] unit-test
[ ] [ [ struct-test-foo malloc-struct &free drop ] with-destructors ] unit-test
[ 123 ] [ [ struct-test-foo malloc-struct &free y>> ] with-destructors ] unit-test
STRUCT: struct-test-string-ptr
{ x char* } ;
@ -203,3 +203,5 @@ STRUCT: struct-test-optimization
] unit-test
[ f ] [ [ memory>struct y>> ] { memory>struct y>> } inlined? ] unit-test
[ f ] [ struct-test-foo <struct> dup clone [ >c-ptr ] bi@ eq? ] unit-test

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@ -37,6 +37,8 @@ M: struct equal?
[ [ >c-ptr ] [ [ >c-ptr ] [ byte-length ] bi ] bi* memory= ]
} 2&& ;
: struct-prototype ( class -- prototype ) "prototype" word-prop ; foldable
: memory>struct ( ptr class -- struct )
[ 1array ] dip slots>tuple ;
@ -44,17 +46,25 @@ M: struct equal?
dup struct-class? [ '[ _ boa ] ] [ drop f ] if
] 1 define-partial-eval
M: struct clone
[ >c-ptr ] [ byte-length memory>byte-array ] [ class memory>struct ] tri ;
<PRIVATE
: (init-struct) ( class with-prototype: ( prototype -- alien ) sans-prototype: ( class -- alien ) -- alien )
'[ dup struct-prototype _ _ ?if ] keep memory>struct ; inline
PRIVATE>
: (malloc-struct) ( class -- struct )
[ heap-size malloc ] keep memory>struct ; inline
: malloc-struct ( class -- struct )
[ 1 swap heap-size calloc ] keep memory>struct ; inline
[ >c-ptr malloc-byte-array ] [ 1 swap heap-size calloc ] (init-struct) ;
: (struct) ( class -- struct )
[ heap-size <byte-array> ] keep memory>struct ; inline
: struct-prototype ( class -- prototype ) "prototype" word-prop ; foldable
[ heap-size (byte-array) ] keep memory>struct ; inline
: <struct> ( class -- struct )
dup struct-prototype
[ >c-ptr clone swap memory>struct ] [ (struct) ] if* ; inline
[ >c-ptr clone ] [ heap-size <byte-array> ] (init-struct) ;
MACRO: <struct-boa> ( class -- quot: ( ... -- struct ) )
[
@ -66,6 +76,7 @@ MACRO: <struct-boa> ( class -- quot: ( ... -- struct ) )
] bi
] [ ] output>sequence ;
<PRIVATE
: pad-struct-slots ( values class -- values' class )
[ struct-slots [ initial>> ] map over length tail append ] keep ;
@ -82,6 +93,7 @@ MACRO: <struct-boa> ( class -- quot: ( ... -- struct ) )
: (unboxer-quot) ( class -- quot )
drop [ >c-ptr ] ;
PRIVATE>
M: struct-class boa>object
swap pad-struct-slots
@ -98,6 +110,9 @@ M: struct-class reader-quot
M: struct-class writer-quot
nip (writer-quot) ;
! c-types
<PRIVATE
: struct-slot-values-quot ( class -- quot )
struct-slots
[ name>> reader-word 1quotation ] map
@ -112,8 +127,6 @@ M: struct-class writer-quot
[ \ byte-length create-method-in ]
[ heap-size \ drop swap [ ] 2sequence ] bi define ;
! Struct as c-type
: slot>field ( slot -- field )
field-spec new swap {
[ name>> >>name ]
@ -155,6 +168,7 @@ M: struct-class writer-quot
: struct-align ( slots -- align )
[ c-type>> c-type-align ] [ max ] map-reduce ;
PRIVATE>
M: struct-class c-type
name>> c-type ;
@ -180,6 +194,7 @@ M: struct-class heap-size
! class definition
<PRIVATE
: make-struct-prototype ( class -- prototype )
[ heap-size <byte-array> ]
[ memory>struct ]
@ -219,6 +234,7 @@ M: struct-class heap-size
(struct-word-props)
]
[ drop define-struct-for-class ] 2tri ; inline
PRIVATE>
: define-struct-class ( class slots -- )
[ struct-offsets ] (define-struct-class) ;
@ -228,6 +244,7 @@ M: struct-class heap-size
ERROR: invalid-struct-slot token ;
<PRIVATE
: struct-slot-class ( c-type -- class' )
c-type c-type-boxed-class
dup \ byte-array = [ drop \ c-ptr ] when ;
@ -250,6 +267,7 @@ ERROR: invalid-struct-slot token ;
: parse-struct-definition ( -- class slots )
CREATE-CLASS 8 <vector> [ parse-struct-slots ] [ ] while >array ;
PRIVATE>
SYNTAX: STRUCT:
parse-struct-definition define-struct-class ;
@ -259,6 +277,9 @@ SYNTAX: UNION-STRUCT:
SYNTAX: S{
scan-word dup struct-slots parse-tuple-literal-slots parsed ;
! functor support
<PRIVATE
: scan-c-type` ( -- c-type/param )
scan dup "{" = [ drop \ } parse-until >array ] [ >string-param ] if ;
@ -280,6 +301,7 @@ SYNTAX: S{
{ "{" [ parse-struct-slot` t ] }
[ invalid-struct-slot ]
} case ;
PRIVATE>
FUNCTOR-SYNTAX: STRUCT:
scan-param parsed

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@ -6,7 +6,7 @@ images.processing io io.binary io.encodings.binary io.files
io.streams.byte-array kernel locals math math.bitwise
math.constants math.functions math.matrices math.order
math.ranges math.vectors memoize multiline namespaces
sequences sequences.deep images.loader ;
sequences sequences.deep images.loader io.streams.limited ;
IN: images.jpeg
QUALIFIED-WITH: bitstreams bs
@ -118,18 +118,18 @@ TUPLE: jpeg-color-info
] with-byte-reader ;
: decode-huff-table ( chunk -- )
data>>
binary
[
1 ! %fixme: Should handle multiple tables at once
data>> [ binary <byte-reader> ] [ length ] bi
stream-throws limit
[
[ input-stream get [ count>> ] [ limit>> ] bi < ]
[
read4/4 swap 2 * +
16 read
dup [ ] [ + ] map-reduce read
binary [ [ read [ B{ } ] unless* ] { } map-as ] with-byte-reader
swap jpeg> huff-tables>> set-nth
] times
] with-byte-reader ;
] while
] with-input-stream* ;
: decode-scan ( chunk -- )
data>>
@ -148,7 +148,10 @@ TUPLE: jpeg-color-info
: singleton-first ( seq -- elt )
[ length 1 assert= ] [ first ] bi ;
ERROR: not-a-baseline-jpeg-image ;
: baseline-parse ( -- )
jpeg> headers>> [ type>> { SOF 0 } = ] any? [ not-a-baseline-jpeg-image ] unless
jpeg> headers>>
{
[ [ type>> { SOF 0 } = ] filter singleton-first decode-frame ]
@ -221,7 +224,7 @@ MEMO: dct-matrix-blas ( -- m ) dct-matrix >float-blas-matrix ;
: V.M ( x A -- x.A ) Mtranspose swap M.V ;
: idct-blas ( b -- b' ) >float-blas-vector dct-matrix-blas V.M ;
: idct ( b -- b' ) idct-blas ;
: idct ( b -- b' ) idct-factor ;
:: draw-block ( block x,y color-id jpeg-image -- )
block dup length>> sqrt >fixnum group flip

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@ -106,4 +106,7 @@ USING: math.matrices math.vectors tools.test math ;
[ { 1 0 0 } ] [ { 1 1 0 } { 1 0 0 } proj ] unit-test
[ { { { 1 "a" } { 1 "b" } } { { 2 "a" } { 2 "b" } } } ]
[ { 1 2 } { "a" "b" } cross-zip ] unit-test
[ { 1 2 } { "a" "b" } cross-zip ] unit-test
[ { { 4181 6765 } { 6765 10946 } } ]
[ { { 0 1 } { 1 1 } } 20 m^n ] unit-test

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@ -139,4 +139,4 @@ PRIVATE>
: m^n ( m n -- n )
make-bits over first length identity-matrix
[ [ dupd m. ] when [ dup m. ] dip ] reduce nip ;
[ [ dupd m. ] when [ dup m. ] dip ] reduce nip ;

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@ -56,7 +56,8 @@ PRIVATE>
: coprime? ( a b -- ? ) gcd nip 1 = ; foldable
: random-prime ( numbits -- p )
random-bits* next-prime ;
[ ] [ 2^ ] [ random-bits* next-prime ] tri
2dup < [ 2drop random-prime ] [ 2nip ] if ;
: estimated-primes ( m -- n )
dup log / ; foldable

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@ -3,7 +3,8 @@
USING: tools.disassembler namespaces combinators
alien alien.syntax alien.c-types lexer parser kernel
sequences layouts math math.order alien.libraries
math.parser system make fry arrays libc destructors ;
math.parser system make fry arrays libc destructors
tools.disassembler.utils splitting ;
IN: tools.disassembler.udis
<<
@ -103,19 +104,21 @@ FUNCTION: char* ud_lookup_mnemonic ( int c ) ;
dup UD_SYN_INTEL ud_set_syntax ;
: with-ud ( quot: ( ud -- ) -- )
[ [ <ud> ] dip call ] with-destructors ; inline
[ [ [ <ud> ] dip call ] with-destructors ] with-words-xt ; inline
SINGLETON: udis-disassembler
: buf/len ( from to -- buf len ) [ drop <alien> ] [ swap - ] 2bi ;
: resolve-call ( str -- str' ) "0x" split1-last [ resolve-xt append ] when* ;
: format-disassembly ( lines -- lines' )
dup [ second length ] [ max ] map-reduce
'[
[
[ first >hex cell 2 * CHAR: 0 pad-head % ": " % ]
[ second _ CHAR: \s pad-tail % " " % ]
[ third % ]
[ third resolve-call % ]
tri
] "" make
] map ;

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@ -0,0 +1,41 @@
USING: accessors arrays binary-search kernel math math.order
math.parser namespaces sequences sorting splitting vectors vocabs words ;
IN: tools.disassembler.utils
SYMBOL: words-xt
SYMBOL: smallest-xt
SYMBOL: greatest-xt
: (words-xt) ( -- assoc )
vocabs [ words ] map concat [ [ word-xt ] keep 3array ] map
[ [ first ] bi@ <=> ] sort >vector ;
: complete-address ( n seq -- str )
[ first - ] [ third name>> ] bi
over zero? [ nip ] [ swap 16 >base "0x" prepend "+" glue ] if ;
: search-xt ( n -- str/f )
dup [ smallest-xt get < ] [ greatest-xt get > ] bi or [
drop f
] [
words-xt get over [ swap first <=> ] curry search nip
2dup second <= [
[ complete-address ] [ drop f ] if*
] [
2drop f
] if
] if ;
: resolve-xt ( str -- str' )
[ "0x" prepend ] [ 16 base> ] bi
[ search-xt [ " (" ")" surround append ] when* ] when* ;
: resolve-call ( str -- str' )
"0x" split1-last [ resolve-xt "0x" glue ] when* ;
: with-words-xt ( quot -- )
[ (words-xt)
[ words-xt set ]
[ first first smallest-xt set ]
[ last second greatest-xt set ] tri
] prepose with-scope ; inline

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@ -2,7 +2,7 @@
! See http://factorcode.org/license.txt for BSD license.
USING: accessors classes.struct combinators.smart fry kernel
math math.functions math.order math.parser sequences
struct-arrays hints io ;
struct-arrays io ;
IN: benchmark.struct-arrays
STRUCT: point { x float } { y float } { z float } ;
@ -45,8 +45,6 @@ STRUCT: point { x float } { y float } { z float } ;
: struct-array-benchmark ( len -- )
make-points [ normalize-points ] [ max-points ] bi print-point ;
HINTS: struct-array-benchmark fixnum ;
: main ( -- ) 5000000 struct-array-benchmark ;
MAIN: main

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@ -4,7 +4,7 @@ IN: benchmark.terrain-generation
: terrain-generation-benchmark ( -- )
"Generating terrain segment..." write flush yield
<terrain> { 0.0 0.0 } terrain-segment drop
<terrain> { 0 0 } terrain-segment drop
"done" print ;
MAIN: terrain-generation-benchmark