[llvm] [SPIR-V] Convert integer vector to bool vector for OpAny/OpAll (PR #191804)

[Marcos Maronas via llvm-commits]

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@@ -1320,12 +1320,37 @@ static bool generateRelationalInst(const SPIRV::IncomingCall *Call,
   std::tie(CompareRegister, RelationType) =
       buildBoolRegister(MIRBuilder, Call->ReturnType, GR);
 
+  // OpAny/OpAll require a boolean vector input, but OpenCL any()/all()
+  // builtins receive integer vectors. Convert via OpINotEqual against zero.
+  SmallVector<Register> Arguments(Call->Arguments.begin(),
+                                  Call->Arguments.end());
+  if ((Opcode == SPIRV::OpAny || Opcode == SPIRV::OpAll) &&
+      !GR->isScalarOrVectorOfType(Arguments[0], SPIRV::OpTypeBool)) {
+    SPIRVTypeInst ArgType = GR->getSPIRVTypeForVReg(Arguments[0]);
+    unsigned NumElts = ArgType->getOperand(2).getImm();
+    SPIRVTypeInst BoolVecTy = GR->getOrCreateSPIRVVectorType(
+        GR->getOrCreateSPIRVBoolType(MIRBuilder, true), NumElts, MIRBuilder,
+        true);
+    const auto &TII =
+        *cast<SPIRVSubtarget>(MIRBuilder.getMF().getSubtarget()).getInstrInfo();
+    Register ZeroReg = GR->getOrCreateConstVector(
+        uint64_t(0), *MIRBuilder.getMRI()->getVRegDef(Arguments[0]), ArgType,
+        TII);
+    Register BoolVecReg = createVirtualRegister(BoolVecTy, GR, MIRBuilder);
+    MIRBuilder.buildInstr(SPIRV::OpINotEqual)
+        .addDef(BoolVecReg)
+        .addUse(GR->getSPIRVTypeID(BoolVecTy))
+        .addUse(Arguments[0])
+        .addUse(ZeroReg);
+    Arguments[0] = BoolVecReg;
+  }
+
   // Build relational instruction.
   auto MIB = MIRBuilder.buildInstr(Opcode)
                  .addDef(CompareRegister)
                  .addUse(GR->getSPIRVTypeID(RelationType));
 
-  for (auto Argument : Call->Arguments)
+  for (auto Argument : Arguments)
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maarquitos14 wrote:

I think this is causing `Argument` to be a copy. Is this intended?

https://github.com/llvm/llvm-project/pull/191804