6 word *factor_vm::allot_word(cell vocab_, cell name_)
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 = tag_fixnum((rand() << 16) ^ rand());
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 -- word ) */
35 inline void factor_vm::primitive_word()
39 dpush(tag<word>(allot_word(vocab,name)));
42 PRIMITIVE_FORWARD(word)
44 /* word-xt ( word -- start end ) */
45 inline void factor_vm::primitive_word_xt()
47 word *w = untag_check<word>(dpop());
48 code_block *code = (profiling_p ? w->profiling : w->code);
49 dpush(allot_cell((cell)code->xt()));
50 dpush(allot_cell((cell)code + code->size));
53 PRIMITIVE_FORWARD(word_xt)
55 /* Allocates memory */
56 void factor_vm::update_word_xt(cell w_)
58 gc_root<word> w(w_,this);
64 /* Note: can't do w->profiling = ... since if LHS
65 evaluates before RHS, since in that case if RHS does a
66 GC, we will have an invalid pointer on the LHS */
67 code_block *profiling = compile_profiling_stub(w.value());
68 w->profiling = profiling;
71 w->xt = w->profiling->xt();
74 w->xt = w->code->xt();
77 inline void factor_vm::primitive_optimized_p()
79 drepl(tag_boolean(word_optimized_p(untag_check<word>(dpeek()))));
82 PRIMITIVE_FORWARD(optimized_p)
84 inline void factor_vm::primitive_wrapper()
86 wrapper *new_wrapper = allot<wrapper>(sizeof(wrapper));
87 new_wrapper->object = dpeek();
88 drepl(tag<wrapper>(new_wrapper));
91 PRIMITIVE_FORWARD(wrapper)