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VarAction2: Allow temp store dead store elmination with industries

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This commit is contained in:
Jonathan G Rennison
2022-05-29 23:48:46 +01:00
parent b74873a2fb
commit b102e912b3
1 changed files with 13 additions and 1 deletions
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14
src/newgrf.cpp
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@@ -6116,6 +6116,18 @@ static void OptimiseVarAction2DeterministicSpriteGroup(VarAction2OptimiseState &
} }
} }
} }
if (sg != nullptr && sg->type == SGT_INDUSTRY_PRODUCTION) {
const IndustryProductionSpriteGroup *ipsg = (const IndustryProductionSpriteGroup*)sg;
if (ipsg->version >= 1) {
for (int i = 0; i < ipsg->num_input; i++) {
if (ipsg->subtract_input[i] < 0x100) bits.set(ipsg->subtract_input[i], true);
}
for (int i = 0; i < ipsg->num_output; i++) {
if (ipsg->add_output[i] < 0x100) bits.set(ipsg->add_output[i], true);
}
bits.set(ipsg->again, true);
}
}
}; };
handle_group(group->default_group); handle_group(group->default_group);
for (const auto &range : group->ranges) { for (const auto &range : group->ranges) {
@@ -6130,7 +6142,7 @@ static void OptimiseVarAction2DeterministicSpriteGroup(VarAction2OptimiseState &
state.GetVarTracking(group)->in |= in_bits; state.GetVarTracking(group)->in |= in_bits;
} }
} }
bool check_dse = (feature != GSF_STATIONS) && (feature != GSF_INDUSTRIES); bool check_dse = (feature != GSF_STATIONS);
if (check_dse || state.seen_procedure_call) CheckDeterministicSpriteGroupOutputVarBits(group, bits, check_dse, !state.seen_procedure_call); if (check_dse || state.seen_procedure_call) CheckDeterministicSpriteGroupOutputVarBits(group, bits, check_dse, !state.seen_procedure_call);
} }