Broadening the use of branch hints

More uses of macros 'likely'/'unlikely' (renamed to
'l_likely'/'l_unlikely'), both in range (extended to the
libraries) and in scope (extended to hooks, stack growth).

1 files changed, 3 insertions, 2 deletions

diff --git a/ltm.c b/ltm.c
index 4770f96b..b657b783 100644
--- a/ltm.c
+++ b/ltm.c
@@ -147,7 +147,7 @@ static int callbinTM (lua_State *L, const TValue *p1, const TValue *p2,
 
 void luaT_trybinTM (lua_State *L, const TValue *p1, const TValue *p2,
                     StkId res, TMS event) {
-  if (!callbinTM(L, p1, p2, res, event)) {
+  if (l_unlikely(!callbinTM(L, p1, p2, res, event))) {
     switch (event) {
       case TM_BAND: case TM_BOR: case TM_BXOR:
       case TM_SHL: case TM_SHR: case TM_BNOT: {
@@ -166,7 +166,8 @@ void luaT_trybinTM (lua_State *L, const TValue *p1, const TValue *p2,
 
 void luaT_tryconcatTM (lua_State *L) {
   StkId top = L->top;
-  if (!callbinTM(L, s2v(top - 2), s2v(top - 1), top - 2, TM_CONCAT))
+  if (l_unlikely(!callbinTM(L, s2v(top - 2), s2v(top - 1), top - 2,
+                               TM_CONCAT)))
     luaG_concaterror(L, s2v(top - 2), s2v(top - 1));
 }