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Refactor call stack and its use throughout. CallFrame now does all bytecode processing, and the callframe is reinitialized anytime something might have changed, like a function call.

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James Roseborough
2007-06-27 06:43:33 +00:00
parent 93fc4699a9
commit c8e1934916
20 changed files with 548 additions and 136 deletions
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20
src/main/java/lua/GlobalState.java
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@@ -2,7 +2,6 @@ package lua;
import java.util.Hashtable;
import lua.value.LString;
import lua.value.LTable;
/**
@@ -11,27 +10,10 @@ import lua.value.LTable;
public class GlobalState {
// typedef struct global_State {
// stringtable strt; /* hash table for strings */
Hashtable strt; /* hash table for strings */
// lua_Alloc frealloc; /* function to reallocate memory */
// void *ud; /* auxiliary data to `frealloc' */
// lu_byte currentwhite;
// lu_byte gcstate; /* state of garbage collector */
// int sweepstrgc; /* position of sweep in `strt' */
// GCObject *rootgc; /* list of all collectable objects */
// GCObject **sweepgc; /* position of sweep in `rootgc' */
// GCObject *gray; /* list of gray objects */
// GCObject *grayagain; /* list of objects to be traversed atomically */
// GCObject *weak; /* list of weak tables (to be cleared) */
// GCObject *tmudata; /* last element of list of userdata to be GC */
// Mbuffer buff; /* temporary buffer for string concatentation */
StringBuffer buff; /* temporary buffer for string concatentation */
// lu_mem GCthreshold;
// lu_mem totalbytes; /* number of bytes currently allocated */
// lu_mem estimate; /* an estimate of number of bytes actually in use */
// lu_mem gcdept; /* how much GC is `behind schedule' */
// int gcpause; /* size of pause between successive GCs */
// int gcstepmul; /* GC `granularity' */
// lua_CFunction panic; /* to be called in unprotected errors */
// TValue l_registry;
// struct lua_State *mainthread;
@@ -45,8 +27,8 @@ public class GlobalState {
static {
_G = new LTable();
_G .put( "_G", _G );
Builtin.addBuiltins( _G );
_G .m_hash.put(new LString("_G"), _G );
}
public static LTable getGlobalsTable() {