factor/vm/jit.h

58 lines
1.3 KiB
C

typedef struct {
CELL type;
CELL owner;
CELL code_format;
F_GROWABLE_ARRAY code;
F_GROWABLE_BYTE_ARRAY relocation;
F_GROWABLE_ARRAY literals;
} F_JIT;
void jit_init(F_JIT *jit, CELL jit_type, CELL owner);
F_CODE_BLOCK *jit_make_code_block(F_JIT *jit);
void jit_dispose(F_JIT *jit);
INLINE F_ARRAY *code_to_emit(CELL template)
{
return untag_object(array_nth(untag_object(template),0));
}
void jit_emit(F_JIT *jit, CELL template);
/* Allocates memory */
INLINE void jit_add_literal(F_JIT *jit, CELL literal)
{
growable_array_add(&jit->literals,literal);
}
/* Allocates memory */
INLINE void jit_emit_with(F_JIT *jit, CELL template, CELL argument)
{
REGISTER_ROOT(template);
jit_add_literal(jit,argument);
UNREGISTER_ROOT(template);
jit_emit(jit,template);
}
/* Allocates memory */
INLINE void jit_push(F_JIT *jit, CELL literal)
{
jit_emit_with(jit,userenv[JIT_PUSH_IMMEDIATE],literal);
}
/* Allocates memory */
INLINE void jit_word_jump(F_JIT *jit, CELL word)
{
jit_emit_with(jit,userenv[JIT_WORD_JUMP],word);
}
/* Allocates memory */
INLINE void jit_emit_subprimitive(F_JIT *jit, F_WORD *word)
{
REGISTER_UNTAGGED(word);
if(array_nth(untag_object(word->subprimitive),1) != F)
jit_add_literal(jit,T);
UNREGISTER_UNTAGGED(word);
jit_emit(jit,word->subprimitive);
}