NEED_FIX: Requires cost of vp.merge in RISCV TTI

Mel-Chen · Mel-Chen · commit 817d7611b08d · 2024-10-18T00:04:28.000-07:00
diff --git a/llvm/lib/Target/RISCV/RISCVTargetTransformInfo.cpp b/llvm/lib/Target/RISCV/RISCVTargetTransformInfo.cpp
@@ -1123,6 +1123,8 @@ RISCVTTIImpl::getIntrinsicInstrCost(const IntrinsicCostAttributes &ICA,
         *FOp, ICA.getArgTypes()[0], UI->getPointerAlignment(),
         UI->getOperand(1)->getType()->getPointerAddressSpace(), CostKind);
   }
+  case Intrinsic::vp_merge:
+    return 1;
   case Intrinsic::vp_select: {
     Intrinsic::ID IID = ICA.getID();
     std::optional<unsigned> FOp = VPIntrinsic::getFunctionalOpcodeForVP(IID);

Original file line number	Diff line number	Diff line change
`@@ -1123,6 +1123,8 @@ RISCVTTIImpl::getIntrinsicInstrCost(const IntrinsicCostAttributes &ICA,`
`1123`	`1123`	`*FOp, ICA.getArgTypes()[0], UI->getPointerAlignment(),`
`1124`	`1124`	`UI->getOperand(1)->getType()->getPointerAddressSpace(), CostKind);`
`1125`	`1125`	`}`
	`1126`	`+ case Intrinsic::vp_merge:`
	`1127`	`+ return 1;`
`1126`	`1128`	`case Intrinsic::vp_select: {`
`1127`	`1129`	`Intrinsic::ID IID = ICA.getID();`
`1128`	`1130`	`std::optional<unsigned> FOp = VPIntrinsic::getFunctionalOpcodeForVP(IID);`