more more more
This commit is contained in:
Abdulaziz Ghuloum
parent
e9740fa34f
commit
cf65729971
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@ -196,6 +196,10 @@ ik_mmap(int size){
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exit(-1);
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}
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memset(mem, -1, mapsize);
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#ifndef NDEBUG
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fprintf(stderr, "MMAP 0x%08x .. 0x%08x\n", (int)mem,
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((int)(mem))+mapsize-1);
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#endif
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return mem;
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}
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@ -211,6 +215,10 @@ ik_munmap(void* mem, int size){
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fprintf(stderr, "ik_munmap failed: %s\n", strerror(errno));
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exit(-1);
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}
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#ifndef NDEBUG
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fprintf(stderr, "UNMAP 0x%08x .. 0x%08x\n", (int)mem,
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((int)(mem))+mapsize-1);
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#endif
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}
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int total_malloced = 0;
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BIN
src/ikarus.boot
BIN
src/ikarus.boot
Binary file not shown.
File diff suppressed because it is too large
Load Diff
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@ -0,0 +1,513 @@
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;(module primops (primop? cogen-primop)
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; (define (primop? x) #f)
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; (define cogen-primop (lambda args (error 'cogen-primop "not yet"))))
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;
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;#!eof
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(define-syntax export-all-module
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(syntax-rules (define)
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[(_ M (define name* v*) ...)
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(module M (name* ...)
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(define name* v*) ...)]))
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(export-all-module object-representation
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(define fixnum-scale 4)
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(define fixnum-shift 2)
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(define fixnum-tag 0)
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(define fixnum-mask 3))
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(module (specify-representation)
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(import object-representation)
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(define cookie (gensym))
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(define (primop? x)
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(and (getprop x cookie) #t))
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(define-record PH
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(interruptable? p-handler p-handled? v-handler v-handled? e-handler e-handled?))
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(define interrupt-handler
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(make-parameter (lambda () (error 'interrupt-handler "uninitialized"))))
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(define (interrupt)
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((interrupt-handler))
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(prm 'interrupt))
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(define (with-interrupt-handler p x ctxt args k)
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(cond
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[(not (PH-interruptable? p))
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(parameterize ([interrupt-handler
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(lambda ()
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(error 'cogen "~s is uninterruptable" x))])
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(k))]
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[else
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(let ([interrupted? #f])
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(let ([body
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(parameterize ([interrupt-handler
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(lambda () (set! interrupted? #t))])
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(k))])
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(cond
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[(not interrupted?) body]
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[(or (eq? ctxt 'V) (eq? ctxt 'E))
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(make-shortcut body
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(make-funcall (V (K x)) args))]
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[(eq? ctxt 'P)
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(make-shortcut body
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(prm '!=
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(make-funcall (V (K x)) args)
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(K bool-f)))]
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[else (error 'with-interrupt-handler "invalid context ~s" ctxt)])))]))
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(define-syntax with-tmp
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(lambda (x)
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(syntax-case x ()
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[(_ ([lhs* rhs*] ...) b b* ...)
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(with-syntax ([(n* ...) (generate-temporaries #'(lhs* ...))])
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#'(let ([lhs* rhs*] ...)
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(let ([n* (unique-var 'lhs*)] ...)
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(make-bind (list n* ...) (list lhs* ...)
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(let ([lhs* n*] ...)
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(seq* b b* ...))))))])))
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;;; if ctxt is V:
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;;; if cogen-value, then V
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;;; if cogen-pred, then (if P #f #t)
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;;; if cogen-effect, then (seq E (void))
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;;;
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;;; if ctxt is P:
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;;; if cogen-pred, then P
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;;; if cogen-value, then (!= V #f)
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;;; if cogen-effect, then (seq E #t)
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;;;
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;;; if ctxt is E:
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;;; if cogen-effect, then E
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;;; if cogen-value, then (let ([tmp V]) (nop))
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;;; if cogen-pred, then (if P (nop) (nop))
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(define (simplify* args k)
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(define (S* ls)
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(cond
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[(null? ls) (values '() '() '())]
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[else
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(let-values ([(lhs* rhs* arg*) (S* (cdr ls))])
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(let ([a (car ls)])
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(cond
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[(or (constant? a) (var? a))
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(values lhs* rhs* (cons a arg*))]
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[else
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(let ([t (unique-var 'tmp)])
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(values (cons t lhs*) (cons (V a) rhs*) (cons t arg*)))])))]))
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(let-values ([(lhs* rhs* args) (S* args)])
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(cond
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[(null? lhs*) (k args)]
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[else
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(make-bind lhs* rhs* (k args))])))
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(define (cogen-primop x ctxt args)
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(cond
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[(getprop x cookie) =>
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(lambda (p)
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(simplify* args
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(lambda (args)
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(with-interrupt-handler p x ctxt (map T args)
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(lambda ()
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(case ctxt
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[(P)
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(cond
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[(PH-p-handled? p)
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(apply (PH-p-handler p) args)]
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[(PH-v-handled? p)
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(prm '!=
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(apply (PH-v-handler p) args)
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(K bool-f))]
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[(PH-e-handled? p)
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(make-seq (apply (PH-e-handler p) args) (K #t))]
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[else (error 'cogen-primop "~s is not handled" x)])]
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[(V)
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(cond
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[(PH-v-handled? p)
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(apply (PH-v-handler p) args)]
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[(PH-p-handled? p)
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(make-conditional
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(apply (PH-p-handler p) args)
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(K bool-t)
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(K bool-f))]
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[(PH-e-handled? p)
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(make-seq (apply (PH-e-handler p) args) (K void-object))]
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[else (error 'cogen-primop "~s is not handled" x)])]
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[(E)
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(cond
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[(PH-e-handled? p)
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(apply (PH-e-handler p) args)]
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[(PH-p-handled? p)
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(make-conditional
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(apply (PH-p-handler p) args)
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(prm 'nop)
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(prm 'nop))]
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[(PH-v-handled? p)
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(with-tmp ([t (apply (PH-v-handler p) args)])
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(prm 'nop))]
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[else (error 'cogen-primop "~s is not handled" x)])]
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[else (error 'cogen-primop "invalid context ~s"
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ctxt)]))))))]
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[else (error 'cogen-primop "~s is not a prim" x)]))
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(define-syntax define-primop
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(lambda (x)
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(define (cogen-name stx name suffix)
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(datum->syntax-object stx
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(string->symbol
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(format "cogen-~a-~a" suffix
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(syntax-object->datum name)))))
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(define (generate-handler name ctxt case*)
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(define (filter-cases case*)
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(syntax-case case* ()
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[() '()]
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[([(c . arg*) b b* ...] . rest)
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(free-identifier=? #'c ctxt)
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(cons #'[arg* b b* ...] (filter-cases #'rest))]
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[(c . rest) (filter-cases #'rest)]))
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(let ([case* (filter-cases case*)])
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(with-syntax ([ctxt ctxt] [name name]
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[(case* ...) case*]
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[handled? (not (null? case*))])
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#'[(case-lambda
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case* ...
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[args (interrupt)])
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handled?])))
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(syntax-case x ()
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[(_ name int? case* ...)
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(with-syntax ([cogen-p (cogen-name #'_ #'name "pred")]
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[cogen-e (cogen-name #'_ #'name "effect")]
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[cogen-v (cogen-name #'_ #'name "value")]
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[interruptable?
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(syntax-case #'int? (safe unsafe)
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[safe #t] [unsafe #f])]
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[(p-handler phandled?)
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(generate-handler #'name #'P #'(case* ...))]
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[(v-handler vhandled?)
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(generate-handler #'name #'V #'(case* ...))]
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[(e-handler ehandled?)
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(generate-handler #'name #'E #'(case* ...))])
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#'(begin
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(define cogen-p p-handler)
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(define cogen-v v-handler)
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(define cogen-e e-handler)
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(module ()
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(putprop 'name cookie
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(make-PH interruptable?
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cogen-p phandled?
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cogen-v vhandled?
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cogen-e ehandled?)))))])))
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(define (handle-fix lhs* rhs* body)
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(define (closure-size x)
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(record-case x
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[(closure code free*)
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(if (null? free*)
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0
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(align (+ disp-closure-data
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(* (length free*) wordsize))))]))
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(define (partition p? lhs* rhs*)
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(cond
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[(null? lhs*) (values '() '() '() '())]
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[else
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(let-values ([(a* b* c* d*)
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(partition p? (cdr lhs*) (cdr rhs*))]
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[(x y) (values (car lhs*) (car rhs*))])
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(cond
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[(p? x y)
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(values (cons x a*) (cons y b*) c* d*)]
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[else
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(values a* b* (cons x c*) (cons y d*))]))]))
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(define (combinator? lhs rhs)
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(record-case rhs
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[(closure code free*) (null? free*)]))
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(define (sum n* n)
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(cond
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[(null? n*) n]
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[else (sum (cdr n*) (+ n (car n*)))]))
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(define (adders lhs n n*)
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(cond
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[(null? n*) '()]
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[else
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(cons (prm 'int+ lhs (K n))
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(adders lhs (+ n (car n*)) (cdr n*)))]))
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(define (build-closures lhs* rhs* body)
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(let ([lhs (car lhs*)] [rhs (car rhs*)]
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[lhs* (cdr lhs*)] [rhs* (cdr rhs*)])
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(let ([n (closure-size rhs)]
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[n* (map closure-size rhs*)])
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(make-bind (list lhs)
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(list (prm 'alloc
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(K (sum n* n))
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(K closure-tag)))
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(make-bind lhs* (adders lhs n n*)
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body)))))
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(define (build-setters lhs* rhs* body)
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(define (build-setter lhs rhs body)
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(record-case rhs
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[(closure code free*)
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(make-seq
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(prm 'mset lhs
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(K (- disp-closure-code closure-tag))
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(V code))
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(let f ([ls free*]
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[i (- disp-closure-data closure-tag)])
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(cond
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[(null? ls) body]
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[else
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(make-seq
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(prm 'mset lhs (K i) (V (car ls)))
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(f (cdr ls) (+ i wordsize)))])))]))
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(cond
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[(null? lhs*) body]
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[else
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(build-setter (car lhs*) (car rhs*)
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(build-setters (cdr lhs*) (cdr rhs*) body))]))
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(let-values ([(flhs* frhs* clhs* crhs*)
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(partition combinator? lhs* rhs*)])
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(cond
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[(null? clhs*) (make-bind flhs* (map V frhs*) body)]
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[(null? flhs*)
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(build-closures clhs* crhs*
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(build-setters clhs* crhs* body))]
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[else
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(make-bind flhs* (map V frhs*)
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(build-closures clhs* crhs*
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(build-setters clhs* crhs* body)))])))
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(define (constant-rep x)
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(let ([c (constant-value x)])
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(cond
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[(fixnum? c) (make-constant (* c fixnum-scale))]
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[(boolean? c) (make-constant (if c bool-t bool-f))]
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[(eq? c (void)) (make-constant void-object)]
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[(bwp-object? c) (make-constant bwp-object)]
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[(char? c) (make-constant
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(fxlogor char-tag
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(fxsll (char->integer c) char-shift)))]
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[(null? c) (make-constant nil)]
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[(object? c) (error 'constant-rep "double-wrap")]
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[else (make-constant (make-object c))])))
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|
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(define (V x)
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(record-case x
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[(constant) (constant-rep x)]
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[(var) x]
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[(primref name)
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(prm 'mref
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(K (make-object name))
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(K (- disp-symbol-system-value symbol-tag)))]
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[(code-loc) (make-constant x)]
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[(closure) (make-constant x)]
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[(bind lhs* rhs* body)
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(make-bind lhs* (map V rhs*) (V body))]
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[(fix lhs* rhs* body)
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(handle-fix lhs* rhs* (V body))]
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[(conditional e0 e1 e2)
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(make-conditional (P e0) (V e1) (V e2))]
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[(seq e0 e1)
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(make-seq (E e0) (V e1))]
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[(primcall op arg*)
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(cogen-primop op 'V arg*)]
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[(forcall op arg*)
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(make-forcall op (map V arg*))]
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[(funcall rator arg*)
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(make-funcall (Function rator) (map V arg*))]
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[(jmpcall label rator arg*)
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(make-jmpcall label (V rator) (map V arg*))]
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[else (error 'cogen-V "invalid value expr ~s" x)]))
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|
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(define (P x)
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(record-case x
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[(constant) x]
|
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[(bind lhs* rhs* body)
|
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(make-bind lhs* (map V rhs*) (P body))]
|
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[(conditional e0 e1 e2)
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(make-conditional (P e0) (P e1) (P e2))]
|
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[(seq e0 e1)
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(make-seq (E e0) (P e1))]
|
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[(fix lhs* rhs* body)
|
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(handle-fix lhs* rhs* (P body))]
|
||||
[(primcall op arg*)
|
||||
(cogen-primop op 'P arg*)]
|
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[else (error 'cogen-P "invalid pred expr ~s" x)]))
|
||||
|
||||
(define (E x)
|
||||
(record-case x
|
||||
[(bind lhs* rhs* body)
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||||
(make-bind lhs* (map V rhs*) (E body))]
|
||||
[(conditional e0 e1 e2)
|
||||
(make-conditional (P e0) (E e1) (E e2))]
|
||||
[(seq e0 e1)
|
||||
(make-seq (E e0) (E e1))]
|
||||
[(fix lhs* rhs* body)
|
||||
(handle-fix lhs* rhs* (E body))]
|
||||
[(primcall op arg*)
|
||||
(cogen-primop op 'E arg*)]
|
||||
[(forcall op arg*)
|
||||
(make-forcall op (map V arg*))]
|
||||
[(funcall rator arg*)
|
||||
(make-funcall (Function rator) (map V arg*))]
|
||||
[(jmpcall label rator arg*)
|
||||
(make-jmpcall label (V rator) (map V arg*))]
|
||||
[else (error 'cogen-E "invalid effect expr ~s" x)]))
|
||||
|
||||
(define (Function x)
|
||||
(define (nonproc x)
|
||||
(with-tmp ([x (V x)])
|
||||
(make-shortcut
|
||||
(make-seq
|
||||
(make-conditional
|
||||
(tag-test x closure-mask closure-tag)
|
||||
(prm 'nop)
|
||||
(prm 'interrupt))
|
||||
x)
|
||||
(V (make-funcall (make-primref 'error)
|
||||
(list (K 'apply) (K "~s is not a procedure") x))))))
|
||||
(record-case x
|
||||
[(primcall op args)
|
||||
(cond
|
||||
[(and (eq? op 'top-level-value)
|
||||
(= (length args) 1)
|
||||
(record-case (car args)
|
||||
[(constant t)
|
||||
(and (symbol? t) t)]
|
||||
[else #f])) =>
|
||||
(lambda (sym)
|
||||
(record-symbol-call! sym)
|
||||
(prm 'mref (T (K sym))
|
||||
(K (- disp-symbol-function symbol-tag))))]
|
||||
[else (nonproc x)])]
|
||||
[(primref op) (V x)]
|
||||
[else (nonproc x)]))
|
||||
|
||||
|
||||
(define encountered-symbol-calls '())
|
||||
(define (record-symbol-call! x)
|
||||
(unless (memq x encountered-symbol-calls)
|
||||
(set! encountered-symbol-calls
|
||||
(cons x encountered-symbol-calls))))
|
||||
|
||||
|
||||
;;;========================================================================
|
||||
;;;
|
||||
(define (interrupt-unless x)
|
||||
(make-conditional x (prm 'nop) (interrupt)))
|
||||
(define (interrupt-when x)
|
||||
(make-conditional x (interrupt) (prm 'nop)))
|
||||
(define (interrupt-unless-fixnum x)
|
||||
(interrupt-unless (tag-test x fixnum-mask fixnum-tag)))
|
||||
|
||||
|
||||
(define (T x)
|
||||
(record-case x
|
||||
[(var) x]
|
||||
[(constant i) (constant-rep x)]
|
||||
[else (error 'cogen-T "invalid ~s" (unparse x))]))
|
||||
|
||||
(define (ClambdaCase x)
|
||||
(record-case x
|
||||
[(clambda-case info body)
|
||||
(make-clambda-case info (V body))]
|
||||
[else (error 'specify-rep "invalid clambda-case ~s" x)]))
|
||||
;;;
|
||||
(define (Clambda x)
|
||||
(record-case x
|
||||
[(clambda label case* free*)
|
||||
(make-clambda label
|
||||
(map ClambdaCase case*)
|
||||
free*)]
|
||||
[else (error 'specify-rep "invalid clambda ~s" x)]))
|
||||
;;;
|
||||
(define (error-codes)
|
||||
(define (code-list symbol)
|
||||
(define L1 (gensym))
|
||||
(define L2 (gensym))
|
||||
`(0
|
||||
[movl (disp ,(- disp-symbol-value symbol-tag) (obj ,symbol)) ,cp-register]
|
||||
[andl ,closure-mask ,cp-register]
|
||||
[cmpl ,closure-tag ,cp-register]
|
||||
[jne (label ,L1)]
|
||||
[movl (disp ,(- disp-symbol-value symbol-tag) (obj ,symbol)) ,cp-register]
|
||||
[movl ,cp-register (disp ,(- disp-symbol-function symbol-tag) (obj ,symbol))]
|
||||
[jmp (disp ,(- disp-closure-code closure-tag) ,cp-register)]
|
||||
[label ,L1]
|
||||
[movl (disp ,(- disp-symbol-value symbol-tag) (obj ,symbol)) %eax]
|
||||
[cmpl ,unbound %eax]
|
||||
[je (label ,L2)]
|
||||
[movl (obj apply) (disp -4 %esp)]
|
||||
[movl (obj "~s is not a procedure") (disp -8 %esp)]
|
||||
[movl %eax (disp -12 %esp)]
|
||||
[movl (obj error) ,cp-register]
|
||||
[movl (disp ,(- disp-symbol-system-value symbol-tag)
|
||||
,cp-register) ,cp-register]
|
||||
[movl ,(argc-convention 3) %eax]
|
||||
[jmp (disp ,(- disp-closure-code closure-tag) ,cp-register)]
|
||||
[label ,L2]
|
||||
[movl (obj ,symbol) (disp -4 %esp)]
|
||||
[movl (obj top-level-value) ,cp-register]
|
||||
[movl (disp ,(- disp-symbol-system-value symbol-tag)
|
||||
,cp-register) ,cp-register]
|
||||
[movl ,(argc-convention 1) %eax]
|
||||
[jmp (disp ,(- disp-closure-code closure-tag) ,cp-register)]))
|
||||
(let ([ls encountered-symbol-calls])
|
||||
(let ([c* (map code-list ls)])
|
||||
(let ([c* (list*->code* (lambda (x) #f) c*)])
|
||||
(let ([p* (map (lambda (x) ($code->closure x)) c*)])
|
||||
(let f ([ls ls] [p* p*])
|
||||
(cond
|
||||
[(null? ls) (prm 'nop)]
|
||||
[else
|
||||
(make-seq
|
||||
(with-tmp ([p (V (K (car p*)))] [s (V (K (car ls)))])
|
||||
(E (prm '$init-symbol-function! s p)))
|
||||
(f (cdr ls) (cdr p*)))])))))))
|
||||
(define (Program x)
|
||||
(record-case x
|
||||
[(codes code* body)
|
||||
(let ([code* (map Clambda code*)]
|
||||
[body (V body)])
|
||||
(make-codes code*
|
||||
(make-seq (error-codes) body)))]
|
||||
[else (error 'specify-rep "invalid program ~s" x)]))
|
||||
|
||||
(define (specify-representation x)
|
||||
(Program x))
|
||||
|
||||
|
||||
|
||||
(include "pass-specify-rep-primops.ss")
|
||||
|
||||
)
|
||||
|
||||
|
||||
#!eof
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
;;;
|
||||
(define (sec-tag-test x pmask ptag smask stag)
|
||||
(tbind ([t x])
|
||||
(make-conditional
|
||||
(tag-test t pmask ptag)
|
||||
(tag-test (prm 'mref t (K (- ptag))) smask stag)
|
||||
(make-constant #f))))
|
||||
;;;
|
||||
;;;
|
||||
;;;
|
||||
(define encountered-symbol-calls '())
|
||||
;;; value
|
||||
;;;
|
||||
|
||||
Loading…
Reference in New Issue