mescc: Support any expression as arg.
* module/language/c99/compiler.mes (expr->arg): Also push parameter, always return info. (ast->info): Loop over args. Fixes using function calls in arguments. * module/mes/libc-i386.mes (i386:push-arg): Remove. (i386:call, i386:call-accu): Remove arguments parameter. * doc/examples/t.c: Test it.
This commit is contained in:
Jan Nieuwenhuizen
parent
394a3925be
commit
c9b251616a
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@ -176,18 +176,33 @@
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(text text))
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(make <info> #:types types #:constants constants #:functions functions #:globals globals #:init init #:locals locals #:function function #:text text))))))
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(define (push-global-address globals)
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(lambda (o)
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(lambda (f g ta t d)
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(i386:push-global-address (+ (data-offset o g) d)))))
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(define (push-global globals)
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(lambda (o)
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(lambda (f g ta t d)
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(i386:push-global (+ (data-offset o g) d)))))
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(define (push-local locals)
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(lambda (o)
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(lambda (f g ta t d)
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(i386:push-local (local:id o)))))
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(define (push-global-address globals)
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(lambda (o)
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(lambda (f g ta t d)
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(i386:push-global-address (+ (data-offset o g) d)))))
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(define (push-local-address locals)
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(lambda (o)
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(lambda (f g ta t d)
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(i386:push-local-address (local:id o)))))
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(define push-global-de-ref push-global)
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(define (push-local-de-ref locals)
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(lambda (o)
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(lambda (f g ta t d)
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(i386:push-local-de-ref (local:id o)))))
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(define (string->global string)
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(make-global string "string" 0 (append (string->list string) (list #\nul))))
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@ -203,97 +218,118 @@
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(define (push-ident info)
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(lambda (o)
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(let ((local (assoc-ref (.locals info) o)))
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(if local (i386:push-local (local:id local))
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(if local ((push-local (.locals info)) local)
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((push-global (.globals info)) o))))) ;; FIXME: char*/int
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(define (push-ident-address info)
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(lambda (o)
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(let ((local (assoc-ref (.locals info) o)))
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(if local (i386:push-local-address (local:id local))
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(if local ((push-local-address (.locals info)) local)
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((push-global-address (.globals info)) o)))))
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(define (push-ident-de-ref info)
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(lambda (o)
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(let ((local (assoc-ref (.locals info) o)))
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(if local (i386:push-local-de-ref (local:id local))
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(if local ((push-local-de-ref (.locals info)) local)
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((push-global-de-ref (.globals info)) o)))))
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(define (expr->arg info) ;; FIXME: get Mes curried-definitions
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(lambda (o)
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(pmatch o
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((p-expr (fixed ,value)) (cstring->number value))
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((neg (p-expr (fixed ,value))) (- (cstring->number value)))
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((p-expr (string ,string)) ((push-global-address info) string))
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((p-expr (ident ,name))
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((push-ident info) name))
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(let ((text (.text info)))
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(pmatch o
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((p-expr (fixed ,value))
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(let ((value (cstring->number value)))
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(clone info #:text (append text
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(list
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(lambda (f g ta t d)
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(append
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(i386:value->accu value)
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(i386:push-accu))))))))
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;; g_cells[0]
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((array-ref (p-expr (fixed ,index)) (p-expr (ident ,array)))
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(let ((index (cstring->number index))
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(size 4)) ;; FIXME: type: int
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(append
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((ident->base info) array)
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(list
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(lambda (f g ta t d)
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(append
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(i386:value->accu (* size index)) ;; FIXME: type: int
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(i386:base-mem->accu) ;; FIXME: type: int
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(i386:push-accu) ;; hmm
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))))))
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((neg (p-expr (fixed ,value)))
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(let ((value (- (cstring->number value))))
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(clone info #:text (append text
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(list
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(lambda (f g ta t d)
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(append
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(i386:value->accu value)
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(i386:push-accu))))))))
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;; g_cells[i]
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((array-ref (p-expr (ident ,index)) (p-expr (ident ,array)))
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(let ((index (cstring->number index))
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(size 4)) ;; FIXME: type: int
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(append
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((ident->base info) array)
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((ident->accu info) array)
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(list (lambda (f g ta t d)
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;;(i386:byte-base-mem->accu)
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(i386:base-mem->accu)
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))
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(list
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(lambda (f g ta t d)
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(append
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(i386:push-accu)))))))
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((p-expr (string ,string))
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(clone info #:text (append text (list ((push-global-address info) string)))))
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((de-ref (p-expr (ident ,name)))
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(lambda (f g ta t d)
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((push-ident-de-ref info) name)))
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((p-expr (ident ,name))
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(clone info #:text (append text (list ((push-ident info) name)))))
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((ref-to (p-expr (ident ,name)))
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(lambda (f g ta t d)
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((push-ident-address info) name)))
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;; g_cells[0]
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((array-ref (p-expr (fixed ,index)) (p-expr (ident ,array)))
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(let ((index (cstring->number index))
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(size 4)) ;; FIXME: type: int
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(clone info
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#:text (append text
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((ident->base info) array)
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(list
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(lambda (f g ta t d)
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(append
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(i386:value->accu (* size index)) ;; FIXME: type: int
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(i386:base-mem->accu) ;; FIXME: type: int
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(i386:push-accu))))))))
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;; f (car (x))
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((fctn-call . ,call)
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(let* ((empty (clone info #:text '()))
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(info ((ast->info empty) o)))
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(append (.text info)
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(list
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(lambda (f g ta t d)
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(i386:push-accu))))))
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;; g_cells[i]
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((array-ref (p-expr (ident ,index)) (p-expr (ident ,array)))
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(let ((index (cstring->number index))
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(size 4)) ;; FIXME: type: int
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(clone info #:text (append text
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((ident->base info) array)
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((ident->accu info) array)
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(list
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(lambda (f g ta t d)
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(i386:base-mem->accu)))
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(list
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(lambda (f g ta t d)
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(i386:push-accu)))))))
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;; f (CAR (x))
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((d-sel . ,d-sel)
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(let* ((empty (clone info #:text '()))
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(expr ((expr->accu empty) `(d-sel ,@d-sel))))
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(append (.text expr)
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(list (lambda (f g ta t d)
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(i386:push-accu))))))
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((de-ref (p-expr (ident ,name)))
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(clone info #:text (append text (list ((push-ident-de-ref info) name)))))
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;; f (0 + x)
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;;; aargh
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;;;((add (p-expr (fixed ,value)) (d-sel (ident cdr) (array-ref (p-expr (ident x)) (p-expr (ident g_cells))))))
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((ref-to (p-expr (ident ,name)))
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(clone info #:text (append text (list ((push-ident-address info) name)))))
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((cast (type-name (decl-spec-list (type-spec (fixed-type _)))
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(abs-declr (pointer)))
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,cast)
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((expr->arg info) cast))
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(_
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(format (current-error-port) "SKIP: expr->arg=~s\n" o)
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barf
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0))))
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;; f (car (x))
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((fctn-call . ,call)
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(let* (;;(empty (clone info #:text '()))
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;;(info ((ast->info empty) o))
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(info ((ast->info info) o))
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(text (.text info)))
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(clone info
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#:text (append text
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(list
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(lambda (f g ta t d)
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(i386:push-accu)))))))
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;; f (CAR (x))
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((d-sel . ,d-sel)
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(let* (;;(empty (clone info #:text '()))
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;;(expr ((expr->accu empty) `(d-sel ,@d-sel)))
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(expr ((expr->accu info) `(d-sel ,@d-sel)))
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(text (.text expr)))
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(clone info
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#:text (append text
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(list (lambda (f g ta t d)
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(i386:push-accu)))))))
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;; f (0 + x)
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;;; aargh
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;;;((add (p-expr (fixed ,value)) (d-sel (ident cdr) (array-ref (p-expr (ident x)) (p-expr (ident g_cells))))))
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((cast (type-name (decl-spec-list (type-spec (fixed-type _)))
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(abs-declr (pointer)))
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,cast)
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((expr->arg info) cast))
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(_
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(format (current-error-port) "SKIP: expr->arg=~s\n" o)
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barf
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0)))))
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;; FIXME: see ident->base
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(define (ident->accu info)
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@ -1019,47 +1055,46 @@
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(clone info #:text (append text (list (lambda (f g ta t d) (asm->hex arg0))))))
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(let* ((globals (append globals (filter-map expr->global expr-list)))
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(info (clone info #:globals globals))
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(args (map (expr->arg info) expr-list)))
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(text-length (length text))
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(args-info (let loop ((expressions (reverse expr-list)) (info info))
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(if (null? expressions) info
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(loop (cdr expressions) ((expr->arg info) (car expressions))))))
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(text (.text args-info))
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(n (length expr-list)))
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(if ;;#t ;;(assoc-ref globals name)
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(not (equal? name "functionx"))
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(clone info #:text
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(clone args-info #:text
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(append text
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(list (lambda (f g ta t d)
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(apply i386:call (cons* f g ta t d
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(+ t (function-offset name f)) args)))))
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(i386:call f g ta t d (+ t (function-offset name f)) n))))
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#:globals globals)
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(let* ((empty (clone info #:text '()))
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;;(accu ((ident->accu info) name))
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(accu ((expr->accu empty) `(p-expr (ident ,name)))))
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(stderr "DINGES: ~a\n" o)
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(clone info #:text
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(clone args-info #:text
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(append text
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(list (lambda (f g ta t d)
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'(#x90)))
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;;accu
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(.text accu)
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(list (lambda (f g ta t d)
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'(#x90)))
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(list (lambda (f g ta t d)
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(apply i386:call-accu (cons* f g ta t d args)))))
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(i386:call-accu f g ta t d n))))
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#:globals globals))))))
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;;((expr-stmt (fctn-call (d-sel (ident "function") (array-ref (d-sel (ident "cdr") (array-ref (p-expr (ident "fn")) (p-expr (ident "g_cells")))) (p-expr (ident "g_functions")))) (expr-list))))
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((expr-stmt (fctn-call ,function (expr-list . ,expr-list)))
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(let* ((globals (append globals (filter-map expr->global expr-list)))
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(info (clone info #:globals globals))
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(args (map (expr->arg info) expr-list))
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(empty (clone info #:text '()))
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(accu ((expr->accu empty) function)))
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(info (clone info #:globals globals))
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(text-length (length text))
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(args-info (let loop ((expressions (reverse expr-list)) (info info))
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(if (null? expressions) info
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(loop (cdr expressions) ((expr->arg info) (car expressions))))))
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(text (.text args-info))
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(n (length expr-list))
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(empty (clone info #:text '()))
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(accu ((expr->accu empty) function)))
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(clone info #:text
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(append text
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(list (lambda (f g ta t d)
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'(#x90)))
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(.text accu)
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(list (lambda (f g ta t d)
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'(#x90)))
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(list (lambda (f g ta t d)
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(apply i386:call-accu (cons* f g ta t d args)))))
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(i386:call-accu f g ta t d n))))
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#:globals globals)))
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((if ,test ,body)
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@ -1716,11 +1751,7 @@
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(offset (* field-size (1- (length (member field (reverse fields) (lambda (a b) (equal? a (cdr b)))))))) )
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(clone info #:text (append text
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(.text expr)
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(list (lambda (f g ta t d)
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'(#x90)))
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(.text base)
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(list (lambda (f g ta t d)
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'(#x90)))
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(list (lambda (f g ta t d)
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;;(i386:byte-base->accu-ref) ;; FIXME: size
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(i386:base->accu-address)
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@ -68,17 +68,6 @@
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(define (i386:push-base)
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'(#x52)) ; push %eax
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(define (i386:push-arg f g ta t d)
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(lambda (o)
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(or o push-arg)
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(cond ((number? o)
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`(#x68 ,@(int->bv32 o))) ; push $<o>
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((and (pair? o) (procedure? (car o)))
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(append-map (lambda (p) (p f g ta t d)) o))
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((pair? o) o)
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((procedure? o) (o f g ta t d))
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(_ barf))))
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(define (i386:ret . rest)
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(lambda (f g ta t d)
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`(
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@ -280,35 +269,16 @@
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(or n local-test)
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`(#x83 #x7d ,(- 0 (* 4 n)) ,v)) ; cmpl $<v>,0x<n>(%ebp)
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(define (i386:call f g ta t d address . arguments)
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(define (i386:call f g ta t d address n)
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(or address urg:call)
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(let* ((pushes (append-map (i386:push-arg f g ta t d) (reverse arguments)))
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(s (length pushes))
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(n (length arguments)))
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`(
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,@pushes ; push args
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#xe8 ,@(int->bv32 (- address 5 s)) ; call relative
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#x83 #xc4 ,(* n 4) ; add $00,%esp
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)))
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`(#xe8 ,@(int->bv32 (- address 5)) ; call relative $00
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#x83 #xc4 ,(* n 4))) ; add $00,%esp
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(define (i386:call-accu f g ta t d . arguments)
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;;(or address urg:call)
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(let* ((pushes (append-map (i386:push-arg f g ta t d) (reverse arguments)))
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(s (length pushes))
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(n (length arguments)))
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`(
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,@(i386:push-accu)
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,@pushes ; push args
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;;#xe8 ,@(int->bv32 (- address 5 s)) ; call relative
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;; FIXME: add t?/address
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;; #x50 ; push %eax
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;; #xc3 ; ret
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,@(i386:pop-accu)
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;; #x05 ,@(int->bv32 t) ; add <t>,%eax
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;; #x05 ,@(int->bv32 ta) ; add <ta>,%eax
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#xff #xd0 ; call *%eax
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#x83 #xc4 ,(* n 4) ; add $00,%esp
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)))
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(define (i386:call-accu f g ta t d n)
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`(,@(i386:push-accu)
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,@(i386:pop-accu)
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#xff #xd0 ; call *%eax
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#x83 #xc4 ,(* n 4))) ; add $00,%esp
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(define (i386:accu-not)
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`(#x0f #x94 #xc0 ; sete %al
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|
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@ -117,13 +117,16 @@
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i386:xor-accu
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i386:xor-zf
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;; long jump
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i386:Xjump
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i386:Xjump
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i386:XXjump
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i386:Xjump-c
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i386:Xjump-nc
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i386:Xjump-nz
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i386:Xjump-z
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i386:XXjump
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;; libc
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i386:exit
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i386:open
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@ -609,10 +609,21 @@ push_cc (SCM p1, SCM p2, SCM a, SCM c) ///((internal))
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}
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#endif
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#if __GNUC__
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SCM caar (SCM x) {return car (car (x));}
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SCM cadr (SCM x) {return car (cdr (x));}
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SCM cdar (SCM x) {return cdr (car (x));}
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SCM cddr (SCM x) {return cdr (cdr (x));}
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#else
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SCM cadr (SCM x) {
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x = cdr (x);
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return car (x);
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}
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SCM cddr (SCM x) {
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x = cdr (x);
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return cdr (x);
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}
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#endif
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#if __GNUC__
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//FIXME
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@ -625,6 +636,10 @@ eval_apply ()
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{
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puts ("e/a: fixme\n");
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eval_apply:
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asm (".byte 0x90");
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asm (".byte 0x90");
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asm (".byte 0x90");
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asm (".byte 0x90");
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puts ("eval_apply\n");
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// if (g_free + GC_SAFETY > ARENA_SIZE)
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// gc_pop_frame (gc (gc_push_frame ()));
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@ -987,11 +1002,6 @@ eval_apply ()
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gc_pop_frame ();
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puts ("vm-return01\n");
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r1 = x;
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//FIXME:
|
||||
r3 = cell_unspecified;
|
||||
/// fIXME: must via eval-apply
|
||||
return r1;
|
||||
goto eval_apply;
|
||||
}
|
||||
|
||||
|
|
@ -1069,9 +1079,24 @@ gc_peek_frame ()
|
|||
{
|
||||
SCM frame = car (g_stack);
|
||||
r1 = car (frame);
|
||||
#if __GNUC__
|
||||
r2 = cadr (frame);
|
||||
r3 = car (cddr (frame));
|
||||
r0 = cadr (cddr (frame));
|
||||
#else
|
||||
r2 = cdr (frame);
|
||||
r2 = car (r2);
|
||||
|
||||
r3 = cdr (frame);
|
||||
r3 = cdr (r3);
|
||||
r3 = car (r3);
|
||||
|
||||
r0 = cdr (frame);
|
||||
r0 = cdr (r0);
|
||||
r0 = cdr (r0);
|
||||
r0 = cdr (r0);
|
||||
r0 = car (r0);
|
||||
#endif
|
||||
return frame;
|
||||
}
|
||||
|
||||
|
|
|
|||
46
scaffold/t.c
46
scaffold/t.c
|
|
@ -124,6 +124,19 @@ SCM tmp;
|
|||
SCM tmp_num;
|
||||
|
||||
#if 1
|
||||
|
||||
int
|
||||
add (int a, int b)
|
||||
{
|
||||
return a + b;
|
||||
}
|
||||
|
||||
int
|
||||
inc (int i)
|
||||
{
|
||||
return i + 1;
|
||||
}
|
||||
|
||||
int
|
||||
label (int c)
|
||||
{
|
||||
|
|
@ -444,6 +457,24 @@ test (char *p)
|
|||
*x++ = c;
|
||||
if (*g_chars != 'C') return 1;
|
||||
|
||||
puts ("t: inc (0)\n");
|
||||
if (inc (0) != 1) return 1;
|
||||
|
||||
puts ("t: inc (inc (0))\n");
|
||||
if (inc (inc (0)) != 2) return 1;
|
||||
|
||||
puts ("t: inc (inc (inc (0)))\n");
|
||||
if (inc (inc (inc (0))) != 3) return 1;
|
||||
|
||||
puts ("t: add (1, 2)\n");
|
||||
if (add (1, 2) != 3) return 1;
|
||||
|
||||
puts ("t: add (inc (0), inc (1))\n");
|
||||
if (add (inc (0), inc (1)) != 3) return 1;
|
||||
|
||||
puts ("t: add (inc (inc (0)), inc (inc (1)))\n");
|
||||
if (add (inc (inc (0)), inc (inc (1))) != 5) return 1;
|
||||
|
||||
puts ("t: goto label\n");
|
||||
if (label (1) != 0) return 1;
|
||||
|
||||
|
|
@ -576,21 +607,6 @@ test (char *p)
|
|||
int
|
||||
main (int argc, char *argv[])
|
||||
{
|
||||
// main:
|
||||
// puts ("t.c\n");
|
||||
// if (argc == 0x22) return 11;
|
||||
// argc = 0x22;
|
||||
// goto main;
|
||||
// switch (0)
|
||||
// {
|
||||
// case 0: {goto next;}
|
||||
// // case 1: {goto next;}
|
||||
// // case 2: {goto next;}
|
||||
// // default: {goto next;}
|
||||
// }
|
||||
|
||||
// return 1;
|
||||
// next:
|
||||
char *p = "t.c\n";
|
||||
puts ("t.c\n");
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue