diff options
Diffstat (limited to 'lib/CodeGen/IntrinsicLowering.cpp')
| -rw-r--r-- | lib/CodeGen/IntrinsicLowering.cpp | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/lib/CodeGen/IntrinsicLowering.cpp b/lib/CodeGen/IntrinsicLowering.cpp index 256f0ffa56..08414a07a2 100644 --- a/lib/CodeGen/IntrinsicLowering.cpp +++ b/lib/CodeGen/IntrinsicLowering.cpp @@ -248,6 +248,19 @@ void DefaultIntrinsicLowering::LowerIntrinsicCall(CallInst *CI) { break; } + case Intrinsic::stacksave: + case Intrinsic::stackrestore: { + static bool Warned = false; + if (!Warned) + std::cerr << "WARNING: this target does not support the llvm.stack" + << (Callee->getIntrinsicID() == Intrinsic::stacksave ? + "save" : "restore") << " intrinsic.\n"; + Warned = true; + if (Callee->getIntrinsicID() == Intrinsic::stacksave) + CI->replaceAllUsesWith(Constant::getNullValue(CI->getType())); + break; + } + case Intrinsic::returnaddress: case Intrinsic::frameaddress: std::cerr << "WARNING: this target does not support the llvm." @@ -263,8 +276,8 @@ void DefaultIntrinsicLowering::LowerIntrinsicCall(CallInst *CI) { 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"; + std::cerr << "WARNING: this target does not support the llvm.readcyclecoun" + << "ter intrinsic. It is being lowered to a constant 0\n"; CI->replaceAllUsesWith(ConstantUInt::get(Type::ULongTy, 0)); break; } |