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aco/live_var_analysis: Don't attempt to re-insert the same temporary twice into live set

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Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/30299>
This commit is contained in:
Daniel Schürmann
2024-08-22 11:09:46 +02:00
committed by Marge Bot
parent e621f0c173
commit 1c14013b9e
1 changed files with 6 additions and 5 deletions
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src/amd/compiler/aco_live_var_analysis.cpp
+6 -5
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@@ -259,14 +259,15 @@ process_live_temps_per_block(live_ctx& ctx, Block* block)
if (operand.isFixed() && operand.physReg() == vcc)
ctx.program->needs_vcc = true;
const Temp temp = operand.getTemp();
const bool inserted = live.insert(temp.id()).second;
if (inserted) {
if (operand.isKill())
continue;
if (live.insert(temp.id()).second) {
operand.setFirstKill(true);
for (unsigned j = i + 1; j < insn->operands.size(); ++j) {
if (insn->operands[j].isTemp() && insn->operands[j].tempId() == operand.tempId()) {
insn->operands[j].setFirstKill(false);
if (insn->operands[j].isTemp() && insn->operands[j].getTemp() == temp)
insn->operands[j].setKill(true);
}
}
if (operand.isLateKill())
insn->register_demand += temp;