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wrote a few more lines in add_label() in comp.c

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hyunghwan.chung 2019-07-31 08:53:44 +00:00
parent 090a3cd6f7
commit 5f4133e9fd
3 changed files with 22 additions and 11 deletions
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2
moo/kernel/test-003.moo
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@ -92,7 +92,7 @@ class MyObject(Object)
tb := tc at: idx.
System log(System.Log.INFO, idx asString, (if (tb value) { " PASS" } else { " FAIL" }), "\n").
].
(if (true) { a: 10. b: 1p1000. 20000 }) dump.
(if (true) { a: 10. b: 1p1000. c: 20000 }) dump.
[A01: 10. B02: 1000. ] value class dump.
TODO:

29
moo/lib/comp.c
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@ -6630,33 +6630,38 @@ oops:
return -1;
}
static int add_label (moo_t* moo, const moo_oocs_t* name)
static int add_label (moo_t* moo, const moo_oocs_t* name, const moo_ioloc_t* lab_loc, moo_oow_t level)
{
moo_cunit_class_t* cc = (moo_cunit_class_t*)moo->c->cunit;
moo_label_t* lab;
moo_ooch_t* nptr;
moo_oocs_t lab_name;
MOO_ASSERT (moo, name->len > 0);
lab_name = *name;
if (lab_name.ptr[lab_name.len - 1] == ':') lab_name.len--; /* if the name ends with a trailing colon */
/* TODO: name must not have trailing colon? */
lab = cc->mth._label;
while (lab)
{
nptr = (moo_ooch_t*)(lab + 1);
if (moo_comp_oochars_oocstr(name->ptr, name->len, nptr) == 0)
if (moo_comp_oochars_oocstr(lab_name.ptr, lab_name.len, nptr) == 0)
{
/* duplicate label name */
/* TODO: there is a duplicate label... */
moo_setsynerrbfmt (moo, MOO_SYNERR_NAMEDUPL, lab_loc, &lab_name, "duplicate label name");
return -1;
}
lab = lab->next;
}
lab = (moo_label_t*)moo_allocmem(moo, MOO_SIZEOF(*lab) + (name->len + 1) * MOO_SIZEOF(moo_ooch_t));
lab = (moo_label_t*)moo_allocmem(moo, MOO_SIZEOF(*lab) + (lab_name.len + 1) * MOO_SIZEOF(moo_ooch_t));
if (!lab) return -1;
nptr = (moo_ooch_t*)(lab + 1);
moo_copy_oochars (nptr, name->ptr, name->len);
nptr[name->len] = '\0';
moo_copy_oochars (nptr, lab_name.ptr, lab_name.len);
nptr[lab_name.len] = '\0';
lab->level = level;
lab->next = cc->mth._label;
cc->mth._label = lab;
@ -6691,6 +6696,7 @@ static int compile_goto_statement (moo_t* moo)
return -1;
}
_goto->level = cc->mth.blk_depth;
_goto->next = cc->mth._goto;
cc->mth._goto = _goto;
@ -6759,7 +6765,7 @@ static int compile_special_statement (moo_t* moo)
{
/* this is a label */
/* remember the label location with the block depth */
if (add_label(moo, TOKEN_NAME(moo)) <= -1) return -1; /* TODO: pass level info */
if (add_label(moo, TOKEN_NAME(moo), TOKEN_LOC(moo), cc->mth.blk_depth) <= -1) return -1;
GET_TOKEN (moo);
return 8888; /* indicates that non-statement has been seen and processed.*/
}
@ -7227,8 +7233,13 @@ static void reset_method_data (moo_t* moo, moo_method_data_t* mth)
mth->literals.count = 0;
mth->pftype = PFTYPE_NONE;
mth->pfnum = 0;
mth->blk_depth = 0;
/* don't reset mth->blk_tmprcnt_capa as it indicates capacity for blk_tmprcnt */
/* don't reset mth->blk_tmprcnt_capa as it indicates capacity for blk_tmprcnt.
* mth->blk_depth indicates the number of elements in mth->blk_tmprcnt_capa.
* this function doesn't free the allocated memory pointed to by mth->blk->tmprcnt.
* see store_tmpr_count_for_block(). */
mth->code.len = 0;
MOO_ASSERT (moo, mth->loop == MOO_NULL);

2
moo/lib/moo-prv.h
View File

@ -542,7 +542,7 @@ struct moo_method_data_t
/* primitive function number */
moo_ooi_t pfnum;
/* block depth */
/* block depth - [ ... ]*/
moo_oow_t blk_depth;
moo_oow_t* blk_tmprcnt;
moo_oow_t blk_tmprcnt_capa;