irgen: inline code for several of complex builtin
calls. // rdar://8315199
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@161891 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGBuiltin.cpp b/lib/CodeGen/CGBuiltin.cpp
index 4c401c5..59ed313 100644
--- a/lib/CodeGen/CGBuiltin.cpp
+++ b/lib/CodeGen/CGBuiltin.cpp
@@ -229,6 +229,35 @@
return RValue::get(Result);
}
+
+ case Builtin::BI__builtin_conj:
+ case Builtin::BI__builtin_conjf:
+ case Builtin::BI__builtin_conjl: {
+ ComplexPairTy ComplexVal = EmitComplexExpr(E->getArg(0));
+ Value *Real = ComplexVal.first;
+ Value *Imag = ComplexVal.second;
+ Value *Zero =
+ Imag->getType()->isFPOrFPVectorTy()
+ ? llvm::ConstantFP::getZeroValueForNegation(Imag->getType())
+ : llvm::Constant::getNullValue(Imag->getType());
+
+ Imag = Builder.CreateFSub(Zero, Imag, "sub");
+ return RValue::getComplex(std::make_pair(Real, Imag));
+ }
+ case Builtin::BI__builtin_creal:
+ case Builtin::BI__builtin_crealf:
+ case Builtin::BI__builtin_creall: {
+ ComplexPairTy ComplexVal = EmitComplexExpr(E->getArg(0));
+ return RValue::get(ComplexVal.first);
+ }
+
+ case Builtin::BI__builtin_cimag:
+ case Builtin::BI__builtin_cimagf:
+ case Builtin::BI__builtin_cimagl: {
+ ComplexPairTy ComplexVal = EmitComplexExpr(E->getArg(0));
+ return RValue::get(ComplexVal.second);
+ }
+
case Builtin::BI__builtin_ctzs:
case Builtin::BI__builtin_ctz:
case Builtin::BI__builtin_ctzl: