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FFI: ctypeid of ctype object is immutable.

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This commit is contained in:
Mike Pall 2012-09-27 14:48:13 +02:00
parent d4d9807f45
commit e013206dd8
2 changed files with 2 additions and 2 deletions
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3
src/lj_crecord.c
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@ -61,8 +61,7 @@ static CTypeID crec_constructor(jit_State *J, GCcdata *cd, TRef tr)
CTypeID id;
lua_assert(tref_iscdata(tr) && cd->ctypeid == CTID_CTYPEID);
id = *(CTypeID *)cdataptr(cd);
tr = emitir(IRT(IR_ADD, IRT_PTR), tr, lj_ir_kintp(J, sizeof(GCcdata)));
tr = emitir(IRT(IR_XLOAD, IRT_INT), tr, 0);
tr = emitir(IRT(IR_FLOAD, IRT_INT), tr, IRFL_CDATA_INT);
emitir(IRTG(IR_EQ, IRT_INT), tr, lj_ir_kint(J, (int32_t)id));
return id;
}

1
src/lj_opt_fold.c
View File

@ -1992,6 +1992,7 @@ LJFOLDF(fload_cdata_typeid_kgc)
/* Get the contents of immutable cdata objects. */
LJFOLD(FLOAD KGC IRFL_CDATA_PTR)
LJFOLD(FLOAD KGC IRFL_CDATA_INT)
LJFOLD(FLOAD KGC IRFL_CDATA_INT64)
LJFOLDF(fload_cdata_int64_kgc)
{