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Current module support hack.

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This commit is contained in:
Keisuke Nishida 2001-04-03 22:14:41 +00:00
parent 437a31f454
commit fdcedea643
3 changed files with 18 additions and 5 deletions
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2
module/language/r5rs/expand.scm
View file

@ -18,7 +18,7 @@
(define-module (language r5rs expand)
:export (expand
:export (expand void
identifier? free-identifier=? bound-identifier=?
generate-temporaries datum->syntax-object syntax-object->datum))

8
module/system/vm/assemble.scm
View file

@ -122,9 +122,9 @@
(let ((mod (make-vmod module)))
(if toplevel
(begin
(push-code! `(load-module ,module))
;; (push-code! `(load-module ,module))
(push-code! `(load-symbol ,name))
(push-code! `(link)))
(push-code! `(link/current-module)))
(let ((vlink (make-vlink mod name)))
(push-code! `(object-ref ,(object-index vlink)))))
(push-code! (list (symbol-append 'variable- op)))))
@ -212,9 +212,9 @@
(let dump! ((x (car obj+index)))
(cond
((vlink? x)
(push-code! `(local-ref ,(object-index (vlink-module x))))
;; (push-code! `(local-ref ,(object-index (vlink-module x))))
(push-code! `(load-symbol ,(vlink-name x)))
(push-code! `(link)))
(push-code! `(link/current-module)))
((vmod? x)
(push-code! `(load-module ,(vmod-id x))))
(else

13
src/vm_loader.c
View file

@ -126,6 +126,19 @@ VM_DEFINE_INSTRUCTION (link, "link", 0)
NEXT;
}
VM_DEFINE_INSTRUCTION (link_current_module, "link/current-module", 0)
{
SCM mod = scm_current_module ();
SCM var = scm_eval_closure_lookup (scm_standard_eval_closure (mod),
*sp, SCM_BOOL_F);
if (SCM_FALSEP (var))
/* Create a new variable if not defined yet */
var = scm_eval_closure_lookup (scm_standard_eval_closure (mod),
*sp, SCM_BOOL_T);
*sp = SCM_VARVCELL (var);
NEXT;
}
/*
Local Variables:
c-file-style: "gnu"