Change ConstantInt.getType to ConstantInt.getIntegerType (intel#2274)

Due to change in LLVM IR in commit dea16eb.

Author: bwlodarcz

llvm-spirv/lib/SPIRV/SPIRVUtil.cpp

@@ -1163,11 +1163,11 @@ std::tuple<unsigned, unsigned, std::string> getSPIRVSource(Module *M) {
 
 ConstantInt *mapUInt(Module *M, ConstantInt *I,
                      std::function<unsigned(unsigned)> F) {
-  return ConstantInt::get(I->getType(), F(I->getZExtValue()), false);
+  return ConstantInt::get(I->getIntegerType(), F(I->getZExtValue()), false);
 }
 
 ConstantInt *mapSInt(Module *M, ConstantInt *I, std::function<int(int)> F) {
-  return ConstantInt::get(I->getType(), F(I->getSExtValue()), true);
+  return ConstantInt::get(I->getIntegerType(), F(I->getSExtValue()), true);
 }
 
 bool isDecoratedSPIRVFunc(const Function *F, StringRef &UndecoratedName) {

llvm-spirv/lib/SPIRV/SPIRVWriter.cpp

@@ -1215,7 +1215,7 @@ SPIRVValue *LLVMToSPIRVBase::transConstant(Value *V) {
   }
 
   if (auto *ConstI = dyn_cast<ConstantInt>(V)) {
-    unsigned BitWidth = ConstI->getType()->getBitWidth();
+    unsigned BitWidth = ConstI->getIntegerType()->getBitWidth();
     if (BitWidth > 64) {
       BM->getErrorLog().checkError(
           BM->isAllowedToUseExtension(