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Undo change in the handling of 'L->top' (commit b80077b8f3)

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With MMBIN instructions, there are fewer opcodes that need to update
'L->top', so that change does not seem to pay for the increased
complexity.
This commit is contained in:
Roberto Ierusalimschy
2019-08-29 12:52:37 -03:00
parent 46b84580d6
commit 72a094bda7
4 changed files with 9 additions and 16 deletions
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2
ltm.c
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@@ -147,7 +147,6 @@ 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) {
L->top = L->ci->top;
if (!callbinTM(L, p1, p2, res, event)) {
switch (event) {
case TM_BAND: case TM_BOR: case TM_BXOR:
@@ -191,7 +190,6 @@ void luaT_trybiniTM (lua_State *L, const TValue *p1, lua_Integer i2,
int luaT_callorderTM (lua_State *L, const TValue *p1, const TValue *p2,
TMS event) {
L->top = L->ci->top;
if (callbinTM(L, p1, p2, L->top, event)) /* try original event */
return !l_isfalse(s2v(L->top));
#if defined(LUA_COMPAT_LT_LE)