Allow targets to define libcall names for mem(cpy,set,move) intrinsics, rather than hardcoding them in DAG lowering.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77586 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index eca726a..480f837 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -3385,7 +3385,8 @@
std::pair<SDValue,SDValue> CallResult =
TLI.LowerCallTo(Chain, Type::VoidTy,
false, false, false, false, 0, CallingConv::C, false,
- getExternalSymbol("memcpy", TLI.getPointerTy()),
+ getExternalSymbol(TLI.getLibcallName(RTLIB::MEMCPY),
+ TLI.getPointerTy()),
Args, *this, dl);
return CallResult.second;
}
@@ -3431,7 +3432,8 @@
std::pair<SDValue,SDValue> CallResult =
TLI.LowerCallTo(Chain, Type::VoidTy,
false, false, false, false, 0, CallingConv::C, false,
- getExternalSymbol("memmove", TLI.getPointerTy()),
+ getExternalSymbol(TLI.getLibcallName(RTLIB::MEMMOVE),
+ TLI.getPointerTy()),
Args, *this, dl);
return CallResult.second;
}
@@ -3483,7 +3485,8 @@
std::pair<SDValue,SDValue> CallResult =
TLI.LowerCallTo(Chain, Type::VoidTy,
false, false, false, false, 0, CallingConv::C, false,
- getExternalSymbol("memset", TLI.getPointerTy()),
+ getExternalSymbol(TLI.getLibcallName(RTLIB::MEMSET),
+ TLI.getPointerTy()),
Args, *this, dl);
return CallResult.second;
}