[Autobackout][FuncReg]Revert of change: 92d23bc

 Add ZExt instruction on Cmp bool promotion

After promoting Cmp instructions of type i1 all uses are replaced with extended to i8 value

Author: tuStroma

IGC/AdaptorOCL/preprocess_spvir/PromoteBools.cpp

@@ -412,10 +412,6 @@ Value* PromoteBools::getOrCreatePromotedValue(Value* value)
     {
         newValue = promoteICmp(icmp);
     }
-    else if (auto fcmp = dyn_cast<FCmpInst>(value))
-    {
-        newValue = promoteFCmp(fcmp);
-    }
     else if (auto inlineAsm = dyn_cast<InlineAsm>(value))
     {
         newValue = promoteInlineAsm(inlineAsm);
@@ -485,17 +481,6 @@ Value* PromoteBools::getOrCreatePromotedValue(Value* value)
         }
     }
 
-    if (typeNeedsPromotion(newValue->getType()))
-    {
-        if (auto instruction = dyn_cast<Instruction>(newValue))
-        {
-            ZExtInst* zext = new ZExtInst(newValue, getOrCreatePromotedType(newValue->getType()), "");
-            zext->insertAfter(instruction);
-            if (newValue == value)
-                return zext;
-        }
-    }
-
     if (newValue != value)
     {
         promotedValuesCache[value] = newValue;
@@ -1024,35 +1009,6 @@ ICmpInst* PromoteBools::promoteICmp(ICmpInst* icmp)
     return newICmp;
 }
 
-FCmpInst* PromoteBools::promoteFCmp(FCmpInst* fcmp)
-{
-    if (!fcmp)
-    {
-        return nullptr;
-    }
-
-    auto op0 = fcmp->getOperand(0);
-    auto op1 = fcmp->getOperand(1);
-
-    if (!wasPromotedAnyOf(fcmp->operands()) && !typeNeedsPromotion(op0->getType()))
-    {
-        return fcmp;
-    }
-
-    auto promotedOp0 = convertI1ToI8(getOrCreatePromotedValue(op0), fcmp);
-    auto promotedOp1 = convertI1ToI8(getOrCreatePromotedValue(op1), fcmp);
-
-    auto newFCmp = new FCmpInst(
-        fcmp,
-        fcmp->getPredicate(),
-        promotedOp0,
-        promotedOp1,
-        ""
-    );
-    newFCmp->setDebugLoc(fcmp->getDebugLoc());
-    return newFCmp;
-}
-
 InlineAsm* PromoteBools::promoteInlineAsm(InlineAsm* inlineAsm)
 {
     if (!inlineAsm || !typeNeedsPromotion(inlineAsm->getFunctionType()))

IGC/AdaptorOCL/preprocess_spvir/PromoteBools.h

@@ -93,7 +93,6 @@ namespace IGC
         llvm::ExtractValueInst* promoteExtractValue(llvm::ExtractValueInst* extractValue);
         llvm::GetElementPtrInst* promoteGetElementPtr(llvm::GetElementPtrInst* getElementPtr);
         llvm::ICmpInst* promoteICmp(llvm::ICmpInst* icmp);
-        llvm::FCmpInst* promoteFCmp(llvm::FCmpInst* fcmp);
         llvm::InlineAsm* promoteInlineAsm(llvm::InlineAsm* inlineAsm);
         llvm::InsertValueInst* promoteInsertValue(llvm::InsertValueInst* insertValue);
         llvm::LoadInst* promoteLoad(llvm::LoadInst* load);