455 lines
		
	
	
		
			13 KiB
		
	
	
	
		
			Factor
		
	
	
			
		
		
	
	
			455 lines
		
	
	
		
			13 KiB
		
	
	
	
		
			Factor
		
	
	
USING: accessors arrays compiler.units generic hashtables
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stack-checker kernel kernel.private math prettyprint sequences
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sbufs strings tools.test vectors words sequences.private
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quotations classes classes.algebra classes.tuple.private
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continuations growable memory namespaces hints alien.accessors
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compiler.tree.builder compiler.tree.optimizer sequences.deep
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compiler.test definitions generic.single shuffle math.order
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compiler.cfg.debugger classes.struct alien.syntax alien.data
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alien.c-types splitting ;
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IN: compiler.tests.optimizer
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GENERIC: xyz ( obj -- obj )
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M: array xyz xyz ;
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[ t ] [ M\ array xyz word-optimized? ] unit-test
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! Test predicate inlining
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: pred-test-1 ( a -- b c )
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    dup fixnum? [
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        dup integer? [ "integer" ] [ "nope" ] if
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    ] [
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        "not a fixnum"
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    ] if ;
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[ 1 "integer" ] [ 1 pred-test-1 ] unit-test
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TUPLE: pred-test ;
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: pred-test-2 ( a -- b c )
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    dup tuple? [
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        dup pred-test? [ "pred-test" ] [ "nope" ] if
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    ] [
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        "not a tuple"
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    ] if ;
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[ T{ pred-test } "pred-test" ] [ T{ pred-test } pred-test-2 ] unit-test
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: pred-test-3 ( a -- b c )
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    dup pred-test? [
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        dup tuple? [ "pred-test" ] [ "nope" ] if
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    ] [
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        "not a tuple"
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    ] if ;
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[ T{ pred-test } "pred-test" ] [ T{ pred-test } pred-test-3 ] unit-test
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: inline-test ( a -- b )
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    "nom" = ;
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[ t ] [ "nom" inline-test ] unit-test
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[ f ] [ "shayin" inline-test ] unit-test
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[ f ] [ 3 inline-test ] unit-test
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: fixnum-declarations ( a -- b ) >fixnum 24 shift 1234 bitxor ;
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[ ] [ 1000000 fixnum-declarations . ] unit-test
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! regression
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: literal-not-branch ( -- ) 0 not [ ] [ ] if ;
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[ ] [ literal-not-branch ] unit-test
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! regression
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: bad-kill-1 ( a b -- c d e ) [ 3 f ] [ dup bad-kill-1 ] if ; inline recursive
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: bad-kill-2 ( a b -- c d ) bad-kill-1 drop ;
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[ 3 ] [ t bad-kill-2 ] unit-test
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! regression
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: (the-test) ( x -- y ) dup 0 > [ 1 - (the-test) ] when ; inline recursive
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: the-test ( -- x y ) 2 dup (the-test) ;
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[ 2 0 ] [ the-test ] unit-test
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! regression
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: (double-recursion) ( start end -- )
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    < [
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        6 1 (double-recursion)
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        3 2 (double-recursion)
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    ] when ; inline recursive
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: double-recursion ( -- ) 0 2 (double-recursion) ;
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[ ] [ double-recursion ] unit-test
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! regression
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: double-label-1 ( a b c -- d )
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    [ f double-label-1 ] [ swap nth-unsafe ] if ; inline recursive
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: double-label-2 ( a -- b )
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    dup array? [ ] [ ] if 0 t double-label-1 ;
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[ 0 ] [ 10 iota double-label-2 ] unit-test
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! regression
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GENERIC: void-generic ( obj -- * )
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: breakage ( -- * ) "hi" void-generic ;
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[ t ] [ \ breakage word-optimized? ] unit-test
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[ breakage ] must-fail
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! regression
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: branch-fold-regression-0 ( m -- n )
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    t [ ] [ 1 + branch-fold-regression-0 ] if ; inline recursive
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: branch-fold-regression-1 ( -- m )
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    10 branch-fold-regression-0 ;
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[ 10 ] [ branch-fold-regression-1 ] unit-test
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! another regression
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: constant-branch-fold-0 ( -- value ) "hey" ; foldable
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: constant-branch-fold-1 ( -- ? ) constant-branch-fold-0 "hey" = ; inline
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[ 1 ] [ [ constant-branch-fold-1 [ 1 ] [ 2 ] if ] compile-call ] unit-test
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! another regression
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: foo ( -- value ) f ;
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: bar ( -- ? ) foo 4 4 = and ;
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[ f ] [ bar ] unit-test
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! compiling <tuple> with a non-literal class failed
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: <tuple>-regression ( class -- tuple ) <tuple> ;
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[ t ] [ \ <tuple>-regression word-optimized? ] unit-test
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! regression
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: constant-fold-2 ( -- value ) f ; foldable
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: constant-fold-3 ( -- value ) 4 ; foldable
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[ f t ] [
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    [ constant-fold-2 constant-fold-3 4 = ] compile-call
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] unit-test
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: constant-fold-4 ( -- value ) f ; foldable
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: constant-fold-5 ( -- value ) f ; foldable
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[ f ] [
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    [ constant-fold-4 constant-fold-5 or ] compile-call
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] unit-test
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[ 5 ] [ 5 [ 0 + ] compile-call ] unit-test
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[ 5 ] [ 5 [ 0 swap + ] compile-call ] unit-test
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[ 5 ] [ 5 [ 0 - ] compile-call ] unit-test
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[ -5 ] [ 5 [ 0 swap - ] compile-call ] unit-test
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[ 0 ] [ 5 [ dup - ] compile-call ] unit-test
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[ 5 ] [ 5 [ 1 * ] compile-call ] unit-test
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[ 5 ] [ 5 [ 1 swap * ] compile-call ] unit-test
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[ 0 ] [ 5 [ 0 * ] compile-call ] unit-test
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[ 0 ] [ 5 [ 0 swap * ] compile-call ] unit-test
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[ -5 ] [ 5 [ -1 * ] compile-call ] unit-test
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[ -5 ] [ 5 [ -1 swap * ] compile-call ] unit-test
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[ 0 ] [ 5 [ 1 mod ] compile-call ] unit-test
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[ 0 ] [ 5 [ 1 rem ] compile-call ] unit-test
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[ 0.5 ] [ 5.5 [ 1 mod ] compile-call ] unit-test
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[ 0.5 ] [ 5.5 [ 1 rem ] compile-call ] unit-test
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[ 5 ] [ 5 [ -1 bitand ] compile-call ] unit-test
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[ 0 ] [ 5 [ 0 bitand ] compile-call ] unit-test
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[ 5 ] [ 5 [ -1 swap bitand ] compile-call ] unit-test
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[ 0 ] [ 5 [ 0 swap bitand ] compile-call ] unit-test
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[ 5 ] [ 5 [ dup bitand ] compile-call ] unit-test
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[ 5 ] [ 5 [ 0 bitor ] compile-call ] unit-test
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[ -1 ] [ 5 [ -1 bitor ] compile-call ] unit-test
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[ 5 ] [ 5 [ 0 swap bitor ] compile-call ] unit-test
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[ -1 ] [ 5 [ -1 swap bitor ] compile-call ] unit-test
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[ 5 ] [ 5 [ dup bitor ] compile-call ] unit-test
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[ 5 ] [ 5 [ 0 bitxor ] compile-call ] unit-test
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[ 5 ] [ 5 [ 0 swap bitxor ] compile-call ] unit-test
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[ -6 ] [ 5 [ -1 bitxor ] compile-call ] unit-test
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[ -6 ] [ 5 [ -1 swap bitxor ] compile-call ] unit-test
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[ 0 ] [ 5 [ dup bitxor ] compile-call ] unit-test
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[ 0 ] [ 5 [ 0 swap shift ] compile-call ] unit-test
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[ 5 ] [ 5 [ 0 shift ] compile-call ] unit-test
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[ f ] [ 5 [ dup < ] compile-call ] unit-test
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[ t ] [ 5 [ dup <= ] compile-call ] unit-test
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[ f ] [ 5 [ dup > ] compile-call ] unit-test
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[ t ] [ 5 [ dup >= ] compile-call ] unit-test
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[ t ] [ 5 [ dup eq? ] compile-call ] unit-test
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[ t ] [ 5 [ dup = ] compile-call ] unit-test
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[ t ] [ 5 [ dup number= ] compile-call ] unit-test
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[ t ] [ \ vector [ \ vector = ] compile-call ] unit-test
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GENERIC: detect-number ( obj -- obj )
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M: number detect-number ;
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[ 10 f [ <array> 0 + detect-number ] compile-call ] must-fail
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! Regression
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[ 4 [ + ] ] [ 2 2 [ [ + ] [ call ] keep ] compile-call ] unit-test
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! Regression
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: empty-compound ( -- ) ;
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: node-successor-f-bug ( x -- * )
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    [ 3 throw ] [ empty-compound ] compose [ 3 throw ] if ;
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[ t ] [ \ node-successor-f-bug word-optimized? ] unit-test
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[ ] [ [ new ] build-tree optimize-tree drop ] unit-test
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[ ] [ [ <tuple> ] build-tree optimize-tree drop ] unit-test
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! Regression
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: lift-throw-tail-regression ( obj -- obj str )
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    dup integer? [ "an integer" ] [
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        dup string? [ "a string" ] [
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            "error" throw
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        ] if
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    ] if ;
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[ t ] [ \ lift-throw-tail-regression word-optimized? ] unit-test
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[ 3 "an integer" ] [ 3 lift-throw-tail-regression ] unit-test
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[ "hi" "a string" ] [ "hi" lift-throw-tail-regression ] unit-test
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: lift-loop-tail-test-1 ( a quot: ( -- ) -- )
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    over even? [
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        [ [ 3 - ] dip call ] keep lift-loop-tail-test-1
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    ] [
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        over 0 < [
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            2drop
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        ] [
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            [ [ 2 - ] dip call ] keep lift-loop-tail-test-1
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        ] if
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    ] if ; inline recursive
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: lift-loop-tail-test-2 ( -- a b c )
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    10 [ ] lift-loop-tail-test-1 1 2 3 ;
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\ lift-loop-tail-test-2 def>> must-infer
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[ 1 2 3 ] [ lift-loop-tail-test-2 ] unit-test
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! Forgot a recursive inline check
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: recursive-inline-hang ( a -- a )
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    dup array? [ recursive-inline-hang ] when ;
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HINTS: recursive-inline-hang array ;
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: recursive-inline-hang-1 ( -- a )
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    { } recursive-inline-hang ;
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[ t ] [ \ recursive-inline-hang-1 word-optimized? ] unit-test
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DEFER: recursive-inline-hang-3
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: recursive-inline-hang-2 ( a -- a )
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    dup array? [ recursive-inline-hang-3 ] when ;
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HINTS: recursive-inline-hang-2 array ;
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: recursive-inline-hang-3 ( a -- a )
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    dup array? [ recursive-inline-hang-2 ] when ;
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HINTS: recursive-inline-hang-3 array ;
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! Regression
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[ ] [ { 3append-as } compile ] unit-test
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! Wow
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: counter-example ( a b c d -- a' b' c' d' )
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    dup 0 > [ 1 - [ rot 2 * ] dip counter-example ] when ; inline recursive
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: counter-example' ( -- a' b' c' d' )
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    1 2 3.0 3 counter-example ;
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[ 2 4 6.0 0 ] [ counter-example' ] unit-test
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: member-test ( obj -- ? ) { + - * / /i } member? ;
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\ member-test def>> must-infer
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[ ] [ \ member-test build-tree optimize-tree drop ] unit-test
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[ t ] [ \ + member-test ] unit-test
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[ f ] [ \ append member-test ] unit-test
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! Infinite expansion
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TUPLE: cons car cdr ;
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UNION: improper-list cons POSTPONE: f ;
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PREDICATE: list < improper-list
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    [ cdr>> list instance? ] [ t ] if* ;
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[ t ] [
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    T{ cons f 1 T{ cons f 2 T{ cons f 3 f } } }
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    [ list instance? ] compile-call
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] unit-test
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! <tuple> type function bustage
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[ T{ cons } 7 ] [ cons tuple-layout [ [ <tuple> ] [ length ] bi ] compile-call ] unit-test
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! Regression
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: interval-inference-bug ( obj -- obj x )
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    dup "a" get { array-capacity } declare >=
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    [ dup "b" get { array-capacity } declare >= [ 3 ] [ 4 ] if ] [ 5 ] if ;
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[ t ] [ \ interval-inference-bug word-optimized? ] unit-test
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[ ] [ 1 "a" set 2 "b" set ] unit-test
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[ 2 3 ] [ 2 interval-inference-bug ] unit-test
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[ 1 4 ] [ 1 interval-inference-bug ] unit-test
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[ 0 5 ] [ 0 interval-inference-bug ] unit-test
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: aggressive-flush-regression ( a -- b )
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    f over [ <array> drop ] dip 1 + ;
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[ 1.0 aggressive-flush-regression drop ] must-fail
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[ 1 [ "hi" + drop ] compile-call ] must-fail
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[ "hi" f [ <array> drop ] compile-call ] must-fail
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TUPLE: some-tuple x ;
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: allot-regression ( a -- b )
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    [ ] curry some-tuple boa ;
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[ T{ some-tuple f [ 3 ] } ] [ 3 allot-regression ] unit-test
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[ 1 ] [ B{ 0 0 0 0 } [ 0 alien-signed-4 1 + ] compile-call ] unit-test
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[ 1 ] [ B{ 0 0 0 0 } [ 0 alien-unsigned-4 1 + ] compile-call ] unit-test
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[ 1 ] [ B{ 0 0 0 0 0 0 0 0 } [ 0 alien-signed-8 1 + ] compile-call ] unit-test
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[ 1 ] [ B{ 0 0 0 0 0 0 0 0 } [ 0 alien-unsigned-8 1 + ] compile-call ] unit-test
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[ 1 ] [ B{ 0 0 0 0 0 0 0 0 } [ 0 alien-signed-cell 1 + ] compile-call ] unit-test
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[ 1 ] [ B{ 0 0 0 0 0 0 0 0 } [ 0 alien-unsigned-cell 1 + ] compile-call ] unit-test
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: deep-find-test ( seq -- ? ) [ 5 = ] deep-find ;
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[ 5 ] [ { 1 2 { 3 { 4 5 } } } deep-find-test ] unit-test
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[ f ] [ { 1 2 { 3 { 4 } } } deep-find-test ] unit-test
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[ B{ 0 1 2 3 4 5 6 7 } ] [ [ 8 iota [ ] B{ } map-as ] compile-call ] unit-test
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[ 0 ] [ 1234 [ { fixnum } declare -64 shift ] compile-call ] unit-test
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! Loop detection problem found by doublec
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SYMBOL: counter
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DEFER: loop-bbb
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: loop-aaa ( -- )
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    counter inc counter get 2 < [ loop-bbb ] when ; inline recursive
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: loop-bbb ( -- )
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    [ loop-aaa ] with-scope ; inline recursive
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: loop-ccc ( -- ) loop-bbb ;
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[ 0 ] [ 0 counter set loop-ccc counter get ] unit-test
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! Type inference issue
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[ 4 3 ] [
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    1 >bignum 2 >bignum
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    [ { bignum integer } declare [ shift ] keep 1 + ] compile-call
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] unit-test
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: broken-declaration ( -- ) \ + declare ;
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[ f ] [ \ broken-declaration word-optimized? ] unit-test
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[ ] [ [ \ broken-declaration forget ] with-compilation-unit ] unit-test
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! Interval inference issue
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[ f ] [
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    10 70
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    [
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        dup 70 >=
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        [ dup 700 <= [ swap 1024 rem rem ] [ 2drop 70 ] if ]
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        [ 2drop 70 ] if
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        70 >=
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    ] compile-call
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] unit-test
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! Modular arithmetic bug
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: modular-arithmetic-bug ( a -- b ) >integer 256 mod ;
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[ 1 ] [ 257 modular-arithmetic-bug ] unit-test
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[ -10 ] [ -10 modular-arithmetic-bug ] unit-test
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[ 16 ] [
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    [
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        0 2
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        [
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            nip
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            [
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                1 + {
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                    [ 16 ]
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                    [ 16 ]
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                    [ 16 ]
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                } dispatch
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            ] [
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                {
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                    [ ]
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                    [ ]
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                    [ ]
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                } dispatch
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            ] bi
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        ] each-integer
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    ] compile-call
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] unit-test
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: dispatch-branch-problem ( a b c -- d )
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    dup 0 < [ "boo" throw ] when
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    1 + { [ + ] [ - ] [ * ] } dispatch ;
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[ 3 4 -1 dispatch-branch-problem ] [ "boo" = ] must-fail-with
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[ -1 ] [ 3 4 0 dispatch-branch-problem ] unit-test
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[ 12 ] [ 3 4 1 dispatch-branch-problem ] unit-test
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[ 1024 bignum ] [ 10 [ 1 >bignum swap >fixnum shift ] compile-call dup class-of ] unit-test
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TUPLE: grid-mesh-tuple { length read-only } { step read-only } ;
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: grid-mesh-test-case ( -- vertices )
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    1.0 1.0 { 2 } first /f [ /i 1 + ] keep grid-mesh-tuple boa
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    1 f <array>
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    [
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        [ drop length>> >fixnum 2 min ] 2keep
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        [
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            [ step>> 1 * ] dip
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            0 swap set-nth-unsafe
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        ] 2curry times
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    ] keep ;
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[ { 0.5 } ] [ grid-mesh-test-case ] unit-test
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[ { 1 } "bar" ] [ { 1 } [ [ [ [ "foo" throw ] [ "bar" throw ] recover ] attempt-all f ] [ ] recover ] compile-call ] unit-test
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GENERIC: bad-push-test-case ( a -- b )
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M: object bad-push-test-case "foo" throw ; inline
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[ { 1 } "bar" ] [ { 1 } [ [ [ [ bad-push-test-case ] [ "bar" throw ] recover ] attempt-all f ] [ ] recover ] compile-call ] unit-test
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STRUCT: BitmapData { Scan0 void* } ;
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[ ALIEN: 123 ] [
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    [
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        { BitmapData }
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        [ BitmapData memory>struct ALIEN: 123 >>Scan0 drop ]
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        with-out-parameters Scan0>>
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    ] compile-call
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] unit-test
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! #1187
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{ } [
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    10 [ [ minor-gc split-slice ] [ drop ] recover ] times
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] unit-test
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