[AMDGPU] Remove replaceWithNative (NFC)

The function was introduced without any use on Aug 11, 2017 in commit
7f37794ebd2c6c36224597800e4d1e5a99ad80e9.

diff --git a/llvm/lib/Target/AMDGPU/AMDGPULibCalls.cpp b/llvm/lib/Target/AMDGPU/AMDGPULibCalls.cpp
index c221b55..0e1bb33 100644 (file)
--- a/llvm/lib/Target/AMDGPU/AMDGPULibCalls.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPULibCalls.cpp
@@ -58,9 +58,6 @@ private:
   // "FuncName" exists. It may create a new function prototype in pre-link mode.
   FunctionCallee getFunction(Module *M, const FuncInfo &fInfo);
 
-  // Replace a normal function with its native version.
-  bool replaceWithNative(CallInst *CI, const FuncInfo &FInfo);
-
   bool parseFunctionName(const StringRef &FMangledName, FuncInfo &FInfo);
 
   bool TDOFold(CallInst *CI, const FuncInfo &FInfo);
@@ -779,27 +776,6 @@ bool AMDGPULibCalls::TDOFold(CallInst *CI, const FuncInfo &FInfo) {
   return false;
 }
 
-bool AMDGPULibCalls::replaceWithNative(CallInst *CI, const FuncInfo &FInfo) {
-  Module *M = CI->getModule();
-  if (getArgType(FInfo) != AMDGPULibFunc::F32 ||
-      FInfo.getPrefix() != AMDGPULibFunc::NOPFX ||
-      !HasNative(FInfo.getId()))
-    return false;
-
-  AMDGPULibFunc nf = FInfo;
-  nf.setPrefix(AMDGPULibFunc::NATIVE);
-  if (FunctionCallee FPExpr = getFunction(M, nf)) {
-    LLVM_DEBUG(dbgs() << "AMDIC: " << *CI << " ---> ");
-
-    CI->setCalledFunction(FPExpr);
-
-    LLVM_DEBUG(dbgs() << *CI << '\n');
-
-    return true;
-  }
-  return false;
-}
-
 //  [native_]half_recip(c) ==> 1.0/c
 bool AMDGPULibCalls::fold_recip(CallInst *CI, IRBuilder<> &B,
                                 const FuncInfo &FInfo) {