diff options
Diffstat (limited to 'lib/Transforms/Scalar/SimplifyLibCalls.cpp')
-rw-r--r-- | lib/Transforms/Scalar/SimplifyLibCalls.cpp | 27 |
1 files changed, 0 insertions, 27 deletions
diff --git a/lib/Transforms/Scalar/SimplifyLibCalls.cpp b/lib/Transforms/Scalar/SimplifyLibCalls.cpp index 7e44b03942..7a224122d4 100644 --- a/lib/Transforms/Scalar/SimplifyLibCalls.cpp +++ b/lib/Transforms/Scalar/SimplifyLibCalls.cpp @@ -87,31 +87,6 @@ namespace { //===----------------------------------------------------------------------===// //===---------------------------------------===// -// 'fputs' Optimizations - -struct FPutsOpt : public LibCallOptimization { - virtual Value *CallOptimizer(Function *Callee, CallInst *CI, IRBuilder<> &B) { - // These optimizations require DataLayout. - if (!TD) return 0; - - // Require two pointers. Also, we can't optimize if return value is used. - FunctionType *FT = Callee->getFunctionType(); - if (FT->getNumParams() != 2 || !FT->getParamType(0)->isPointerTy() || - !FT->getParamType(1)->isPointerTy() || - !CI->use_empty()) - return 0; - - // fputs(s,F) --> fwrite(s,1,strlen(s),F) - uint64_t Len = GetStringLength(CI->getArgOperand(0)); - if (!Len) return 0; - // Known to have no uses (see above). - return EmitFWrite(CI->getArgOperand(0), - ConstantInt::get(TD->getIntPtrType(*Context), Len-1), - CI->getArgOperand(1), B, TD, TLI); - } -}; - -//===---------------------------------------===// // 'puts' Optimizations struct PutsOpt : public LibCallOptimization { @@ -153,7 +128,6 @@ namespace { StringMap<LibCallOptimization*> Optimizations; // Formatting and IO Optimizations - FPutsOpt FPuts; PutsOpt Puts; bool Modified; // This is only used by doInitialization. @@ -210,7 +184,6 @@ void SimplifyLibCalls::AddOpt(LibFunc::Func F1, LibFunc::Func F2, /// we know. void SimplifyLibCalls::InitOptimizations() { // Formatting and IO Optimizations - AddOpt(LibFunc::fputs, &FPuts); Optimizations["puts"] = &Puts; } |