6 word *factor_vm::allot_word(cell name_, cell vocab_, cell hashcode_)
8 gc_root<object> vocab(vocab_,this);
9 gc_root<object> name(name_,this);
11 gc_root<word> new_word(allot<word>(sizeof(word)),this);
13 new_word->hashcode = hashcode_;
14 new_word->vocabulary = vocab.value();
15 new_word->name = name.value();
16 new_word->def = userenv[UNDEFINED_ENV];
18 new_word->counter = tag_fixnum(0);
19 new_word->pic_def = F;
20 new_word->pic_tail_def = F;
21 new_word->subprimitive = F;
22 new_word->profiling = NULL;
23 new_word->code = NULL;
25 jit_compile_word(new_word.value(),new_word->def,true);
26 update_word_xt(new_word.value());
29 relocate_code_block(new_word->profiling);
31 return new_word.untagged();
34 /* (word) ( name vocabulary hashcode -- word ) */
35 void factor_vm::primitive_word()
37 cell hashcode = dpop();
40 dpush(tag<word>(allot_word(name,vocab,hashcode)));
43 /* word-xt ( word -- start end ) */
44 void factor_vm::primitive_word_xt()
46 gc_root<word> w(dpop(),this);
51 dpush(allot_cell((cell)w->profiling->xt()));
52 dpush(allot_cell((cell)w->profiling + w->profiling->size()));
56 dpush(allot_cell((cell)w->code->xt()));
57 dpush(allot_cell((cell)w->code + w->code->size()));
61 /* Allocates memory */
62 void factor_vm::update_word_xt(cell w_)
64 gc_root<word> w(w_,this);
70 /* Note: can't do w->profiling = ... since if LHS
71 evaluates before RHS, since in that case if RHS does a
72 GC, we will have an invalid pointer on the LHS */
73 code_block *profiling = compile_profiling_stub(w.value());
74 w->profiling = profiling;
77 w->xt = w->profiling->xt();
80 w->xt = w->code->xt();
83 void factor_vm::primitive_optimized_p()
85 drepl(tag_boolean(word_optimized_p(untag_check<word>(dpeek()))));
88 void factor_vm::primitive_wrapper()
90 wrapper *new_wrapper = allot<wrapper>(sizeof(wrapper));
91 new_wrapper->object = dpeek();
92 drepl(tag<wrapper>(new_wrapper));