================
@@ -320,6 +321,94 @@ bool SemaARM::BuiltinARMSpecialReg(unsigned BuiltinID,
CallExpr *TheCall,
return false;
}
+bool SemaARM::BuiltinARMAtomicStoreHintCall(unsigned BuiltinID,
+ CallExpr *TheCall) {
+ if (SemaRef.checkArgCount(TheCall, 4))
+ return true;
+
+ // Arg 0 should be the pointer type. The pointee type must be a
+ // scalar integral or floating-point type of 8, 16, 32 or 64 bits.
+ ASTContext &Context = getASTContext();
+ Expr *PtrArg = TheCall->getArg(0);
+ auto PtrArgRes = SemaRef.DefaultFunctionArrayLvalueConversion(PtrArg);
+ if (PtrArgRes.isInvalid())
+ return true;
+ auto *PtrTy = PtrArg->getType()->getAs<PointerType>();
+ if (!PtrTy)
+ return Diag(TheCall->getBeginLoc(),
+ diag::err_atomic_builtin_must_be_pointer)
----------------
kmclaughlin-arm wrote:
Added a new error (`err_atomic_hint_builtin_must_be_pointer`) that reads:
```
address argument to atomic hint builtin must be a pointer to a scalar integral
or floating-point type of 8, 16, 32, or 64 bits
```
https://github.com/llvm/llvm-project/pull/198316
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