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small optimization in the access to i.m. table.

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This commit is contained in:
Roberto Ierusalimschy 1997-04-24 19:59:57 -03:00
parent 209602ac31
commit 369dd65318
3 changed files with 49 additions and 40 deletions
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13
fallback.h
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@ -1,5 +1,5 @@
/*
** $Id: fallback.h,v 1.21 1997/04/02 23:04:12 roberto Exp roberto $
** $Id: fallback.h,v 1.22 1997/04/04 22:24:51 roberto Exp roberto $
*/
#ifndef fallback_h
@ -35,8 +35,15 @@ typedef enum {
#define IM_N 18
extern struct IM {
TObject int_method[IM_N];
} *luaI_IMtable;
extern char *luaI_eventname[];
#define luaI_getim(tag,event) (&luaI_IMtable[-(tag)].int_method[event])
#define luaI_getimbyObj(o,e) (luaI_getim(luaI_efectivetag(o),(e)))
void luaI_setfallback (void);
int luaI_ref (TObject *object, int lock);
@ -47,10 +54,8 @@ char *luaI_travfallbacks (int (*fn)(TObject *));
void luaI_settag (int tag, TObject *o);
void luaI_realtag (int tag);
TObject *luaI_getim (int tag, IMS event);
#define luaI_getimbyObj(o,e) (luaI_getim(luaI_tag(o),(e)))
TObject *luaI_geterrorim (void);
int luaI_tag (TObject *o);
int luaI_efectivetag (TObject *o);
void luaI_settagmethod (void);
void luaI_gettagmethod (void);
void luaI_seterrormethod (void);