Optimization for vararg tables

A vararg table can be virtual. If the vararg table is used only as
a base in indexing expressions, the code does not need to create an
actual table for it. Instead, it compiles the indexing expressions
into direct accesses to the internal vararg data.

1 files changed, 1 insertions, 0 deletions

diff --git a/lopcodes.c b/lopcodes.c
index 79ffbe25..47458e40 100644
--- a/lopcodes.c
+++ b/lopcodes.c
@@ -102,6 +102,7 @@ LUAI_DDEF const lu_byte luaP_opmodes[NUM_OPCODES] = {
  ,opmode(0, 0, 1, 0, 0, ivABC)          /* OP_SETLIST */
  ,opmode(0, 0, 0, 0, 1, iABx)           /* OP_CLOSURE */
  ,opmode(0, 1, 0, 0, 1, iABC)           /* OP_VARARG */
+ ,opmode(0, 0, 0, 0, 1, iABC)           /* OP_GETVARG */
  ,opmode(0, 0, 1, 0, 1, iABC)           /* OP_VARARGPREP */
  ,opmode(0, 0, 0, 0, 0, iAx)            /* OP_EXTRAARG */
 };