Mark some instructions as NOPs (#553)

lifting-bits · Oct 11, 2021 · e737070 · e737070
1 parent a144c17
commit e737070
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/lib/Arch/AArch32/Decode.cpp b/lib/Arch/AArch32/Decode.cpp
@@ -2410,13 +2410,18 @@ static bool TryMoveSpecialRegisterAndHintsI(Instruction &inst, uint32_t bits) {
     return false;
   }
 
+  if (strstr(instruction, "NOP") || strstr(instruction, "HINT")) {
+    inst.category = Instruction::kCategoryNoOp;
+  } else {
+    inst.category = Instruction::kCategoryNormal;
+  }
+
   // A NOP is still conditional:
   //  if ConditionPassed() then
   //      EncodingSpecificOperations();
   //      // Do nothing
   inst.function = instruction;
   DecodeCondition(inst, enc.cond);
-  inst.category = Instruction::kCategoryNormal;
   return true;
 }