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control_flow: emplace elements in place within TryQuery() 

Places data structures where they'll eventually be moved to to avoid
needing to even move them in the first place.
merge-requests/60/head
Lioncash 2020-09-22 22:54:32 +07:00
parent fcd0145eb5
commit 0dc6967ff1
1 changed files with 6 additions and 6 deletions
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12
src/video_core/shader/control_flow.cpp
Unescape Escape View File

@ -547,13 +547,13 @@ bool TryQuery(CFGRebuildState& state) {
gather_labels(q2.ssy_stack, state.ssy_labels, block);
gather_labels(q2.pbk_stack, state.pbk_labels, block);
if (std::holds_alternative<SingleBranch>(*block.branch)) {
const auto branch = std::get_if<SingleBranch>(block.branch.get());
auto* branch = std::get_if<SingleBranch>(block.branch.get());
if (!branch->condition.IsUnconditional()) {
q2.address = block.end + 1;
state.queries.push_back(q2);
}
Query conditional_query{q2};
auto& conditional_query = state.queries.emplace_back(q2);
if (branch->is_sync) {
if (branch->address == unassigned_branch) {
branch->address = conditional_query.ssy_stack.top();
@ -567,15 +567,15 @@ bool TryQuery(CFGRebuildState& state) {
conditional_query.pbk_stack.pop();
}
conditional_query.address = branch->address;
state.queries.push_back(std::move(conditional_query));
return true;
}
const auto multi_branch = std::get_if<MultiBranch>(block.branch.get());
const auto* multi_branch = std::get_if<MultiBranch>(block.branch.get());
for (const auto& branch_case : multi_branch->branches) {
Query conditional_query{q2};
auto& conditional_query = state.queries.emplace_back(q2);
conditional_query.address = branch_case.address;
state.queries.push_back(std::move(conditional_query));
}
return true;
}