diff options
Diffstat (limited to 'clang/lib/CodeGen')
| -rw-r--r-- | clang/lib/CodeGen/CGBuiltin.cpp | 23 |
1 files changed, 15 insertions, 8 deletions
diff --git a/clang/lib/CodeGen/CGBuiltin.cpp b/clang/lib/CodeGen/CGBuiltin.cpp index 43963576dac..6a183129073 100644 --- a/clang/lib/CodeGen/CGBuiltin.cpp +++ b/clang/lib/CodeGen/CGBuiltin.cpp @@ -391,6 +391,18 @@ static Value *emitFPIntBuiltin(CodeGenFunction &CGF, return CGF.Builder.CreateCall(F, {Src0, Src1}); } +// Emit an intrinsic that has overloaded integer result and fp operand. +static Value *emitFPToIntRoundBuiltin(CodeGenFunction &CGF, + const CallExpr *E, + unsigned IntrinsicID) { + llvm::Type *ResultType = CGF.ConvertType(E->getType()); + llvm::Value *Src0 = CGF.EmitScalarExpr(E->getArg(0)); + + Function *F = CGF.CGM.getIntrinsic(IntrinsicID, + {ResultType, Src0->getType()}); + return CGF.Builder.CreateCall(F, Src0); +} + /// EmitFAbs - Emit a call to @llvm.fabs(). static Value *EmitFAbs(CodeGenFunction &CGF, Value *V) { Function *F = CGF.CGM.getIntrinsic(Intrinsic::fabs, V->getType()); @@ -1726,13 +1738,8 @@ RValue CodeGenFunction::EmitBuiltinExpr(const GlobalDecl GD, unsigned BuiltinID, case Builtin::BIlroundl: case Builtin::BI__builtin_lround: case Builtin::BI__builtin_lroundf: - case Builtin::BI__builtin_lroundl: { - llvm::Type *ResultType = ConvertType(E->getType()); - int Width = ResultType->getPrimitiveSizeInBits(); - return RValue::get(emitUnaryBuiltin(*this, E, - Width == 32 ? Intrinsic::lround_i32 - : Intrinsic::lround_i64)); - } + case Builtin::BI__builtin_lroundl: + return RValue::get(emitFPToIntRoundBuiltin(*this, E, Intrinsic::lround)); case Builtin::BIllround: case Builtin::BIllroundf: @@ -1740,7 +1747,7 @@ RValue CodeGenFunction::EmitBuiltinExpr(const GlobalDecl GD, unsigned BuiltinID, case Builtin::BI__builtin_llround: case Builtin::BI__builtin_llroundf: case Builtin::BI__builtin_llroundl: - return RValue::get(emitUnaryBuiltin(*this, E, Intrinsic::llround)); + return RValue::get(emitFPToIntRoundBuiltin(*this, E, Intrinsic::llround)); default: break; |
