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New conceptual model for vararg

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Conceptually, all functions get their vararg arguments in a vararg
table. The storing of vararg arguments in the stack is always treated
as an optimization.
This commit is contained in:
Roberto I
2025-11-26 11:18:29 -03:00
parent d94f7ba304
commit f33cc4ddec
11 changed files with 155 additions and 70 deletions
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5
lcode.c
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@@ -1951,6 +1951,11 @@ void luaK_finish (FuncState *fs) {
SET_OPCODE(*pc, OP_GETTABLE); /* must get vararg there */
break;
}
case OP_VARARG: {
if (p->flag & PF_VATAB) /* function has a vararg table? */
SETARG_k(*pc, 1); /* must get vararg there */
break;
}
case OP_JMP: { /* to optimize jumps to jumps */
int target = finaltarget(p->code, i);
fixjump(fs, i, target); /* jump directly to final target */