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8bb0a251fd
commit
f4b1ee3492
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@ -434,7 +434,8 @@ void RAGreedy::enqueue(LiveInterval *LI) {
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if (VRM->hasKnownPreference(Reg))
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Prio |= (1u << 30);
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}
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// The virtual register number is a tie breaker for same-sized ranges.
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// Give lower vreg numbers higher priority to assign them first.
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Queue.push(std::make_pair(Prio, ~Reg));
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}
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