Change cast type in WIAnalysis

Change 'cast' to 'dyn_cast' and check for null pointer.
intel · Aug 7, 2024 · 19c6e97 · 19c6e97
1 parent a8f79f5
commit 19c6e97
Showing 1 changed file with 10 additions and 3 deletions.
diff --git a/IGC/Compiler/CISACodeGen/WIAnalysis.cpp b/IGC/Compiler/CISACodeGen/WIAnalysis.cpp
@@ -1538,9 +1538,16 @@ WIAnalysis::WIDependancy WIAnalysisRunner::calculate_dep(const CallInst* inst)
  if (intrinsic_name == llvm_input ||
  intrinsic_name == llvm_shaderinputvec)
  {
- e_interpolation mode = (e_interpolation)cast<ConstantInt>(inst->getOperand(1))->getZExtValue();
- if (mode != EINTERPOLATION_CONSTANT
- )
+ if (auto* CI = dyn_cast<ConstantInt>(inst->getOperand(1)))
+ {
+ e_interpolation mode = (e_interpolation)CI->getZExtValue();
+ if (mode != EINTERPOLATION_CONSTANT
+ )
+ {
+ return WIAnalysis::RANDOM;
+ }
+ }
+ else
  {
  return WIAnalysis::RANDOM;
  }