Add support for the returnaddress and frameaddress intrinsics
llvm-svn: 11433
diff --git a/llvm/lib/Target/CBackend/Writer.cpp b/llvm/lib/Target/CBackend/Writer.cpp
index 493e7ec..74ed208 100644
--- a/llvm/lib/Target/CBackend/Writer.cpp
+++ b/llvm/lib/Target/CBackend/Writer.cpp
@@ -1157,6 +1157,8 @@
case Intrinsic::va_start:
case Intrinsic::va_copy:
case Intrinsic::va_end:
+ case Intrinsic::returnaddress:
+ case Intrinsic::frameaddress:
// We directly implement these intrinsics
break;
default:
@@ -1205,6 +1207,16 @@
writeOperand(I.getOperand(1));
Out << ")";
return;
+ case Intrinsic::returnaddress:
+ Out << "__builtin_return_address(";
+ writeOperand(I.getOperand(1));
+ Out << ")";
+ return;
+ case Intrinsic::frameaddress:
+ Out << "__builtin_frame_address(";
+ writeOperand(I.getOperand(1));
+ Out << ")";
+ return;
}
}
visitCallSite(&I);