[TargetLibraryInfo] Reduce code duplication.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@273241 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Analysis/TargetLibraryInfo.cpp b/lib/Analysis/TargetLibraryInfo.cpp
index 64f5799aacf8716f569e8e6cd46312ba8fcbd67e..93d537ad3abb5662e18c4a51ee91e7023c5026d3 100644 (file)
--- a/lib/Analysis/TargetLibraryInfo.cpp
+++ b/lib/Analysis/TargetLibraryInfo.cpp
@@ -596,7 +596,6 @@ bool TargetLibraryInfoImpl::isValidProtoForLibFunc(const FunctionType &FTy,
   case LibFunc::strtok_r:
     return (NumParams >= 2 && FTy.getParamType(1)->isPointerTy());
   case LibFunc::scanf:
-    return (NumParams >= 1 && FTy.getParamType(0)->isPointerTy());
   case LibFunc::setbuf:
   case LibFunc::setvbuf:
     return (NumParams >= 1 && FTy.getParamType(0)->isPointerTy());
@@ -604,13 +603,9 @@ bool TargetLibraryInfoImpl::isValidProtoForLibFunc(const FunctionType &FTy,
   case LibFunc::strndup:
     return (NumParams >= 1 && FTy.getReturnType()->isPointerTy() &&
             FTy.getParamType(0)->isPointerTy());
+  case LibFunc::sscanf:
   case LibFunc::stat:
   case LibFunc::statvfs:
-    return (NumParams >= 2 && FTy.getParamType(0)->isPointerTy() &&
-            FTy.getParamType(1)->isPointerTy());
-  case LibFunc::sscanf:
-    return (NumParams >= 2 && FTy.getParamType(0)->isPointerTy() &&
-            FTy.getParamType(1)->isPointerTy());
   case LibFunc::sprintf:
     return (NumParams >= 2 && FTy.getParamType(0)->isPointerTy() &&
             FTy.getParamType(1)->isPointerTy());
@@ -674,7 +669,6 @@ bool TargetLibraryInfoImpl::isValidProtoForLibFunc(const FunctionType &FTy,
   case LibFunc::read:
     return (NumParams == 3 && FTy.getParamType(1)->isPointerTy());
   case LibFunc::rewind:
-    return (NumParams >= 1 && FTy.getParamType(0)->isPointerTy());
   case LibFunc::rmdir:
   case LibFunc::remove:
   case LibFunc::realpath:
@@ -688,8 +682,6 @@ bool TargetLibraryInfoImpl::isValidProtoForLibFunc(const FunctionType &FTy,
   case LibFunc::write:
     return (NumParams == 3 && FTy.getParamType(1)->isPointerTy());
   case LibFunc::bcopy:
-    return (NumParams == 3 && FTy.getParamType(0)->isPointerTy() &&
-            FTy.getParamType(1)->isPointerTy());
   case LibFunc::bcmp:
     return (NumParams == 3 && FTy.getParamType(0)->isPointerTy() &&
             FTy.getParamType(1)->isPointerTy());