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VarAction2: Allow substituting perm store loads through temp store

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This commit is contained in:
Jonathan G Rennison
2022-07-30 21:17:00 +01:00
parent cbabbb6db6
commit 5ec802a3d4
1 changed files with 1 additions and 3 deletions
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4
src/newgrf.cpp
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@@ -7912,9 +7912,7 @@ static std::bitset<256> HandleVarAction2DeadStoreElimination(DeterministicSprite
bool inverted = false;
const DeterministicSpriteGroupAdjust *var_src = GetVarAction2PreviousSingleLoadAdjust(group->adjusts, prev_load_index, &inverted);
if (var_src != nullptr && var_src->variable != 0x7C) {
/* Don't use variable 7C as we're not checking for store perms which may clobber the value here */
if (var_src != nullptr) {
if (TryCombineTempStoreLoadWithStoreSourceAdjust(target, var_src, inverted)) return true;
}
return false;