search for: optouse

Displaying 1 result from an estimated 1 matches for "optouse".

Did you mean: howtouse
2009 Dec 09
2
[LLVMdev] Unsigned int multiplication using UMUL_LOHI
...ports. bool HasSMUL_LOHI = TLI.isOperationLegalOrCustom(ISD::SMUL_LOHI, VT); bool HasUMUL_LOHI = TLI.isOperationLegalOrCustom(ISD::UMUL_LOHI, VT); bool HasMULHS = TLI.isOperationLegalOrCustom(ISD::MULHS, VT); bool HasMULHU = TLI.isOperationLegalOrCustom(ISD::MULHU, VT); unsigned OpToUse = 0; if (HasSMUL_LOHI && !HasMULHS) { OpToUse = ISD::SMUL_LOHI; } else if (HasUMUL_LOHI && !HasMULHU) { OpToUse = ISD::UMUL_LOHI; } else if (HasSMUL_LOHI) { OpToUse = ISD::SMUL_LOHI; } else if (HasUMUL_LOHI) { OpToUse = ISD::UMUL_LOHI; }...