5 /* Compile a word definition with the non-optimizing compiler. */
7 void factor_vm::jit_compile_word(cell word_, cell def_, bool relocating) {
8 data_root<word> word(word_, this);
9 data_root<quotation> def(def_, this);
11 /* Refuse to compile this word more than once, because quot_compiled_p()
12 depends on the identity of its code block */
13 if (word->entry_point &&
14 word.value() == special_objects[LAZY_JIT_COMPILE_WORD])
17 code_block* compiled =
18 jit_compile_quot(word.value(), def.value(), relocating);
19 word->entry_point = compiled->entry_point();
21 if (to_boolean(word->pic_def))
22 jit_compile_quot(word->pic_def, relocating);
23 if (to_boolean(word->pic_tail_def))
24 jit_compile_quot(word->pic_tail_def, relocating);
27 /* Allocates memory */
28 cell factor_vm::find_all_words() { return instances(WORD_TYPE); }
30 /* Allocates memory */
31 void factor_vm::compile_all_words() {
32 data_root<array> words(find_all_words(), this);
34 cell length = array_capacity(words.untagged());
35 for (cell i = 0; i < length; i++) {
36 data_root<word> word(array_nth(words.untagged(), i), this);
38 if (!word->entry_point || !word->code()->optimized_p())
39 jit_compile_word(word.value(), word->def, false);
43 /* Allocates memory */
44 word* factor_vm::allot_word(cell name_, cell vocab_, cell hashcode_) {
45 data_root<object> vocab(vocab_, this);
46 data_root<object> name(name_, this);
48 data_root<word> new_word(allot<word>(sizeof(word)), this);
50 new_word->hashcode = hashcode_;
51 new_word->vocabulary = vocab.value();
52 new_word->name = name.value();
53 new_word->def = special_objects[OBJ_UNDEFINED];
54 new_word->props = false_object;
55 new_word->pic_def = false_object;
56 new_word->pic_tail_def = false_object;
57 new_word->subprimitive = false_object;
58 new_word->entry_point = NULL;
60 jit_compile_word(new_word.value(), new_word->def, true);
62 return new_word.untagged();
65 /* (word) ( name vocabulary hashcode -- word ) */
66 /* Allocates memory */
67 void factor_vm::primitive_word() {
68 cell hashcode = ctx->pop();
69 cell vocab = ctx->pop();
70 cell name = ctx->pop();
71 ctx->push(tag<word>(allot_word(name, vocab, hashcode)));
74 /* word-code ( word -- start end ) */
75 /* Allocates memory (from_unsigned_cell allocates) */
76 void factor_vm::primitive_word_code() {
77 data_root<word> w(ctx->pop(), this);
80 ctx->push(from_unsigned_cell((cell) w->entry_point));
81 ctx->push(from_unsigned_cell((cell) w->code() + w->code()->size()));
84 void factor_vm::primitive_optimized_p() {
85 word* w = untag_check<word>(ctx->peek());
86 ctx->replace(tag_boolean(w->code()->optimized_p()));
89 /* Allocates memory */
90 void factor_vm::primitive_wrapper() {
91 wrapper* new_wrapper = allot<wrapper>(sizeof(wrapper));
92 new_wrapper->object = ctx->peek();
93 ctx->replace(tag<wrapper>(new_wrapper));