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new format for JUMP instructions (to allow larger offsets)

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Roberto Ierusalimschy
2017-11-07 15:20:42 -02:00
parent ad0704e40c
commit c3e5946fb2
6 changed files with 65 additions and 24 deletions
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4
ldebug.c
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@@ -1,5 +1,5 @@
/*
** $Id: ldebug.c,v 2.135 2017/11/02 11:28:56 roberto Exp $
** $Id: ldebug.c,v 2.140 2017/11/07 13:25:26 roberto Exp roberto $
** Debug Interface
** See Copyright Notice in lua.h
*/
@@ -442,7 +442,7 @@ static int findsetreg (Proto *p, int lastpc, int reg) {
break;
}
case OP_JMP: { /* doesn't change registers, but changes 'jmptarget' */
int b = GETARG_sBx(i);
int b = GETARG_sJ(i);
int dest = pc + 1 + b;
/* jump does not skip 'lastpc' and is larger than current one? */
if (dest <= lastpc && dest > jmptarget)