continued readcyclecounter support
llvm-svn: 24300
diff --git a/llvm/lib/CodeGen/IntrinsicLowering.cpp b/llvm/lib/CodeGen/IntrinsicLowering.cpp
index a570ef5..256f0ff 100644
--- a/llvm/lib/CodeGen/IntrinsicLowering.cpp
+++ b/llvm/lib/CodeGen/IntrinsicLowering.cpp
@@ -262,6 +262,12 @@
case Intrinsic::pcmarker:
break; // Simply strip out pcmarker on unsupported architectures
+ case Intrinsic::readcyclecounter: {
+ std::cerr << "WARNING: this target does not support the llvm.readcyclecounter"
+ << " intrinsic. It is being lowered to a constant 0\n";
+ CI->replaceAllUsesWith(ConstantUInt::get(Type::ULongTy, 0));
+ break;
+ }
case Intrinsic::dbg_stoppoint:
case Intrinsic::dbg_region_start: