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implementation of BREAK

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This commit is contained in:
Roberto Ierusalimschy
2000-04-05 14:51:58 -03:00
parent 9f734094f9
commit 22329e4cdf
6 changed files with 168 additions and 117 deletions
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7
lparser.h
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@@ -1,5 +1,5 @@
/*
** $Id: lparser.h,v 1.13 2000/03/13 20:37:16 roberto Exp roberto $
** $Id: lparser.h,v 1.14 2000/03/24 17:26:08 roberto Exp roberto $
** LL(1) Parser and code generator for Lua
** See Copyright Notice in lua.h
*/
@@ -34,8 +34,6 @@ typedef struct expdesc {
} expdesc;
#define NO_JUMP (-1) /* marks end of patch list */
/* state needed to generate code for a given function */
typedef struct FuncState {
@@ -45,11 +43,12 @@ typedef struct FuncState {
struct lua_State *L; /* copy of the Lua state */
int pc; /* next position to code */
int lasttarget; /* `pc' of last `jump target' */
int stacksize; /* number of values on activation register */
int stacklevel; /* number of values on activation register */
int nlocalvar; /* number of active local variables */
int nupvalues; /* number of upvalues */
int nvars; /* number of entries in f->locvars (-1 if no debug information) */
int lastsetline; /* line where last SETLINE was issued */
struct Breaklabel *bl; /* chain of breakable blocks */
expdesc upvalues[MAXUPVALUES]; /* upvalues */
TString *localvar[MAXLOCALS]; /* store local variable names */
} FuncState;