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[Hexagon] Restore minimum profit check accidentally changed in r290024

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llvm-svn: 290100
This commit is contained in:
Malcolm Parsons 2016-12-19 12:37:26 +00:00
parent 1019c2202a
commit f599205dae
1 changed files with 2 additions and 2 deletions
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4
lib/Target/Hexagon/HexagonSplitDouble.cpp
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@ -397,7 +397,7 @@ bool HexagonSplitDoubleRegs::isProfitable(const USet &Part, LoopRegMap &IRM)
for (unsigned DR : Part) {
MachineInstr *DefI = MRI->getVRegDef(DR);
int32_t P = profit(DefI);
if (P == std::numeric_limits<int>::max())
if (P == std::numeric_limits<int>::min())
return false;
TotalP += P;
// Reduce the profitability of splitting induction registers.
@ -430,7 +430,7 @@ bool HexagonSplitDoubleRegs::isProfitable(const USet &Part, LoopRegMap &IRM)
// Splittable instruction.
SplitNum++;
int32_t P = profit(UseI);
if (P == std::numeric_limits<int>::max())
if (P == std::numeric_limits<int>::min())
return false;
TotalP += P;
}