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FFI: Simplify and fix tonumber() for cdata objects.

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This commit is contained in:
Mike Pall 2011-02-06 12:23:58 +01:00
parent 4c74f70464
commit bf58160b7a
2 changed files with 13 additions and 38 deletions
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39
src/lj_crecord.c
View File

@ -404,8 +404,7 @@ static TRef crec_ct_tv(jit_State *J, CType *d, TRef dp, TRef sp, TValue *sval)
} else {
goto doconv; /* The pointer value was loaded, don't load number. */
}
} else if (ctype_isnum(s->info) && s->size == 8) {
} else if (ctype_isinteger(s->info) && s->size == 8) {
IRType t = (s->info & CTF_UNSIGNED) ? IRT_U64 : IRT_I64;
sp = emitir(IRT(IR_FLOAD, t), sp, IRFL_CDATA_INT64);
lj_needsplit(J);
@ -592,7 +591,7 @@ static void crec_alloc(jit_State *J, RecordFFData *rd, CTypeID id)
lj_trace_err(J, LJ_TRERR_NYICONV); /* NYI: large/special allocations. */
trid = lj_ir_kint(J, id);
/* Use special instruction to box pointer or 64 bit integer. */
if (ctype_isptr(info) || (ctype_isnum(info) && sz == 8)) {
if (ctype_isptr(info) || (ctype_isinteger(info) && sz == 8)) {
TRef sp = J->base[1] ? crec_ct_tv(J, d, 0, J->base[1], &rd->argv[1]) :
ctype_isptr(info) ? lj_ir_kptr(J, NULL) :
(lj_needsplit(J), lj_ir_kint64(J, 0));
@ -865,7 +864,7 @@ void LJ_FASTCALL recff_cdata_arith(jit_State *J, RecordFFData *rd)
IRType t = (LJ_64 && ct->size == 8) ? IRT_P64 : IRT_P32;
if (ctype_isref(ct->info)) ct = ctype_rawchild(cts, ct);
tr = emitir(IRT(IR_FLOAD, t), tr, IRFL_CDATA_PTR);
} else if (ctype_isnum(ct->info) && ct->size == 8) {
} else if (ctype_isinteger(ct->info) && ct->size == 8) {
IRType t = (ct->info & CTF_UNSIGNED) ? IRT_U64 : IRT_I64;
tr = emitir(IRT(IR_FLOAD, t), tr, IRFL_CDATA_INT64);
lj_needsplit(J);
@ -974,35 +973,11 @@ void LJ_FASTCALL recff_ffi_string(jit_State *J, RecordFFData *rd)
void LJ_FASTCALL lj_crecord_tonumber(jit_State *J, RecordFFData *rd)
{
CTypeID sid = argv2cdata(J, J->base[0], &rd->argv[0])->typeid;
CTState *cts = ctype_ctsG(J2G(J));
CType *s = ctype_raw(cts, sid);
TRef sp = J->base[0];
if (ctype_isref(s->info)) {
sp = emitir(IRT(IR_FLOAD, IRT_PTR), sp, IRFL_CDATA_PTR);
s = ctype_rawchild(cts, s);
} else if (ctype_isnum(s->info) && s->size == 8) {
IRType t = (s->info & CTF_UNSIGNED) ? IRT_U64 : IRT_I64;
TRef tr = emitir(IRT(IR_FLOAD, t), sp, IRFL_CDATA_INT64);
J->base[0] = emitconv(tr, IRT_NUM, t, 0);
lj_needsplit(J);
return;
} else {
sp = emitir(IRT(IR_ADD, IRT_PTR), sp, lj_ir_kintp(J, sizeof(GCcdata)));
}
if (ctype_isenum(s->info)) s = ctype_child(cts, s);
if (ctype_isnum(s->info) || ctype_iscomplex(s->info)) {
IRType t = crec_ct2irt(s);
if (t != IRT_CDATA) {
TRef tr = emitir(IRT(IR_XLOAD, t), sp, 0); /* Load number value. */
if (t == IRT_I64 || t == IRT_U64) lj_needsplit(J);
if (t == IRT_FLOAT || t == IRT_U32 || t == IRT_I64 || t == IRT_U64)
tr = emitconv(tr, IRT_NUM, t, 0);
J->base[0] = tr;
return;
}
}
lj_trace_err(J, LJ_TRERR_BADTYPE);
IRType st = crec_ct2irt(ctype_raw(cts, cdataV(&rd->argv[0])->typeid));
CTypeID did = (st >= IRT_I8 && st <= IRT_INT) ? CTID_INT32 : CTID_DOUBLE;
CType *d = ctype_get(cts, did);
J->base[0] = crec_ct_tv(J, d, 0, J->base[0], &rd->argv[0]);
}
#undef IR

4
src/lj_ffrecord.c
View File

@ -253,13 +253,13 @@ static void LJ_FASTCALL recff_select(jit_State *J, RecordFFData *rd)
static void LJ_FASTCALL recff_tonumber(jit_State *J, RecordFFData *rd)
{
TRef tr = J->base[0];
if (tref_isnumber_str(tr)) {
TRef base = J->base[1];
if (base) {
if (tr && base) {
base = lj_ir_toint(J, base);
if (!tref_isk(base) || IR(tref_ref(base))->i != 10)
recff_nyiu(J);
}
if (tref_isnumber_str(tr)) {
if (tref_isstr(tr)) {
TValue tmp;
if (!lj_str_tonum(strV(&rd->argv[0]), &tmp))