commit 3e977f02ac1ec62c012c5ceb8de4420285630290
parent a73da6112d4c6f20abf634cb68f89fe31fb9037c
Author: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date: Thu, 15 May 2014 17:08:07 -0300
added a few comments
Diffstat:
| M | lvm.c | | | 15 | ++++++++++++++- |
1 file changed, 14 insertions(+), 1 deletion(-)
diff --git a/lvm.c b/lvm.c
@@ -1,5 +1,5 @@
/*
-** $Id: lvm.c,v 2.209 2014/05/12 21:44:17 roberto Exp roberto $
+** $Id: lvm.c,v 2.210 2014/05/14 19:47:11 roberto Exp roberto $
** Lua virtual machine
** See Copyright Notice in lua.h
*/
@@ -492,6 +492,9 @@ lua_Integer luaV_mod (lua_State *L, lua_Integer m, lua_Integer n) {
/* number of bits in an integer */
#define NBITS cast_int(sizeof(lua_Integer) * CHAR_BIT)
+/*
+** Shift left operation. (Shift right just negates 'y'.)
+*/
lua_Integer luaV_shiftl (lua_Integer x, lua_Integer y) {
if (y < 0) { /* shift right? */
if (y <= -NBITS) return 0;
@@ -614,6 +617,14 @@ void luaV_finishOp (lua_State *L) {
+
+/*
+** {==================================================================
+** Function 'luaV_execute': main interpreter loop
+** ===================================================================
+*/
+
+
/*
** some macros for common tasks in `luaV_execute'
*/
@@ -1140,3 +1151,5 @@ void luaV_execute (lua_State *L) {
}
}
+/* }================================================================== */
+
