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Broadening the use of branch hints

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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).
This commit is contained in:
Roberto Ierusalimschy
2021-02-24 11:14:44 -03:00
parent c03c527fd2
commit 59c88f846d
24 changed files with 162 additions and 141 deletions
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5
ltm.c
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@@ -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));
}