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Add support for bytecode loading/saving.

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This commit is contained in:
Mike Pall
2011-06-13 00:58:13 +02:00
parent 9da94d1355
commit 4994fcc32c
16 changed files with 1019 additions and 48 deletions
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15
src/lj_api.c
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@@ -24,6 +24,7 @@
#include "lj_trace.h"
#include "lj_vm.h"
#include "lj_lex.h"
#include "lj_bcdump.h"
#include "lj_parse.h"
/* -- Common helper functions --------------------------------------------- */
@@ -1115,12 +1116,13 @@ LUA_API int lua_resume(lua_State *L, int nargs)
static TValue *cpparser(lua_State *L, lua_CFunction dummy, void *ud)
{
LexState *ls = (LexState *)ud;
GCproto *pt;
GCfunc *fn;
UNUSED(dummy);
cframe_errfunc(L->cframe) = -1; /* Inherit error function. */
lj_lex_setup(L, ls);
fn = lj_func_newL(L, lj_parse(ls), tabref(L->env));
/* Parser may realloc stack. Don't combine above/below into one statement. */
pt = lj_lex_setup(L, ls) ? lj_bcread(ls) : lj_parse(ls);
fn = lj_func_newL_empty(L, pt, tabref(L->env));
/* Don't combine above/below into one statement. */
setfuncV(L, L->top++, fn);
return NULL;
}
@@ -1142,9 +1144,12 @@ LUA_API int lua_load(lua_State *L, lua_Reader reader, void *data,
LUA_API int lua_dump(lua_State *L, lua_Writer writer, void *data)
{
cTValue *o = L->top-1;
api_checknelems(L, 1);
UNUSED(L); UNUSED(writer); UNUSED(data);
return 1; /* Error, not supported. */
if (tvisfunc(o) && isluafunc(funcV(o)))
return lj_bcwrite(L, funcproto(funcV(o)), writer, data, 0);
else
return 1;
}
/* -- GC and memory management -------------------------------------------- */