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20b799a6f2
This will be used for testing and in the future for reimplementing vimscript as a compile-to-lua language.
35 lines
848 B
C
35 lines
848 B
C
/*
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** Userdata handling.
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** Copyright (C) 2005-2013 Mike Pall. See Copyright Notice in luajit.h
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*/
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#define lj_udata_c
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#define LUA_CORE
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#include "lj_obj.h"
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#include "lj_gc.h"
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#include "lj_udata.h"
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GCudata *lj_udata_new(lua_State *L, MSize sz, GCtab *env)
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{
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GCudata *ud = lj_mem_newt(L, sizeof(GCudata) + sz, GCudata);
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global_State *g = G(L);
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newwhite(g, ud); /* Not finalized. */
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ud->gct = ~LJ_TUDATA;
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ud->udtype = UDTYPE_USERDATA;
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ud->len = sz;
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/* NOBARRIER: The GCudata is new (marked white). */
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setgcrefnull(ud->metatable);
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setgcref(ud->env, obj2gco(env));
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/* Chain to userdata list (after main thread). */
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setgcrefr(ud->nextgc, mainthread(g)->nextgc);
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setgcref(mainthread(g)->nextgc, obj2gco(ud));
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return ud;
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}
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void LJ_FASTCALL lj_udata_free(global_State *g, GCudata *ud)
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{
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lj_mem_free(g, ud, sizeudata(ud));
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}
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