================
@@ -3622,6 +3622,15 @@ RValue CodeGenFunction::EmitBuiltinExpr(const GlobalDecl
GD, unsigned BuiltinID,
Builder.CreateArithmeticFence(ArgValue, ConvertType(ArgType)));
return RValue::get(ArgValue);
}
+ case Builtin::BI__builtin_bswapg: {
+ Value *ArgValue = EmitScalarExpr(E->getArg(0));
+ llvm::IntegerType *IntTy = cast<llvm::IntegerType>(ArgValue->getType());
+ assert(IntTy && "LLVM's __builtin_bswapg only supports integer variants");
----------------
clingfei wrote:
As @philnik777 described in https://github.com/llvm/llvm-project/issues/160266,
bswapg should work on any integral types that have a multiple of 16 bits as
well as a single byte. Thus, the condition should be (getBitWidth() % 16 == 0
and getBitWidth() > 0) or getBitWidth() == 8?
https://github.com/llvm/llvm-project/pull/162433
_______________________________________________
cfe-commits mailing list
[email protected]
https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
