Clean up some usage of Triple. The base class has methods for determining if the target is iOS and Linux.

llvm-svn: 189604

llvm/include/llvm/ADT/Triple.h

@@ -323,7 +323,7 @@ public:
     return getOS() == Triple::Win32 || getOS() == Triple::MinGW32;
   }
 
-  /// isOSWindows - Is this a "Windows" OS.
+  /// \brief Tests whether the OS is Windows.
   bool isOSWindows() const {
     return getOS() == Triple::Win32 || isOSCygMing();
   }
@@ -333,6 +333,11 @@ public:
     return getOS() == Triple::NaCl;
   }
 
+  /// \brief Tests whether the OS is Linux.
+  bool isOSLinux() const {
+    return getOS() == Triple::Linux;
+  }
+
   /// \brief Tests whether the OS uses the ELF binary format.
   bool isOSBinFormatELF() const {
     return !isOSDarwin() && !isOSWindows();

llvm/lib/ExecutionEngine/TargetSelect.cpp

@@ -91,7 +91,7 @@ TargetMachine *EngineBuilder::selectTarget(const Triple &TargetTriple,
   // FIXME: non-iOS ARM FastISel is broken with MCJIT.
   if (UseMCJIT &&
       TheTriple.getArch() == Triple::arm &&
-      TheTriple.getOS() != Triple::IOS &&
+      !TheTriple.isiOS() &&
       OptLevel == CodeGenOpt::None) {
     OptLevel = CodeGenOpt::Less;
   }

llvm/lib/Target/AArch64/AArch64Subtarget.h

@@ -46,7 +46,7 @@ public:
   bool GVIsIndirectSymbol(const GlobalValue *GV, Reloc::Model RelocM) const;
 
   bool isTargetELF() const { return TargetTriple.isOSBinFormatELF(); }
-  bool isTargetLinux() const { return TargetTriple.getOS() == Triple::Linux; }
+  bool isTargetLinux() const { return TargetTriple.isOSLinux(); }
 
   bool hasNEON() const { return HasNEON; }
 

llvm/lib/Target/ARM/ARMISelLowering.cpp

@@ -421,7 +421,7 @@ ARMTargetLowering::ARMTargetLowering(TargetMachine &TM)
   }
 
   // Use divmod compiler-rt calls for iOS 5.0 and later.
-  if (Subtarget->getTargetTriple().getOS() == Triple::IOS &&
+  if (Subtarget->getTargetTriple().isiOS() &&
       !Subtarget->getTargetTriple().isOSVersionLT(5, 0)) {
     setLibcallName(RTLIB::SDIVREM_I32, "__divmodsi4");
     setLibcallName(RTLIB::UDIVREM_I32, "__udivmodsi4");

llvm/lib/Target/ARM/ARMSubtarget.h

@@ -275,10 +275,10 @@ public:
 
   const Triple &getTargetTriple() const { return TargetTriple; }
 
-  bool isTargetIOS() const { return TargetTriple.getOS() == Triple::IOS; }
+  bool isTargetIOS() const { return TargetTriple.isiOS(); }
   bool isTargetDarwin() const { return TargetTriple.isOSDarwin(); }
-  bool isTargetNaCl() const { return TargetTriple.getOS() == Triple::NaCl; }
-  bool isTargetLinux() const { return TargetTriple.getOS() == Triple::Linux; }
+  bool isTargetNaCl() const { return TargetTriple.isOSNaCl(); }
+  bool isTargetLinux() const { return TargetTriple.isOSLinux(); }
   bool isTargetELF() const { return !isTargetDarwin(); }
   // ARM EABI is the bare-metal EABI described in ARM ABI documents and
   // can be accessed via -target arm-none-eabi. This is NOT GNUEABI.

llvm/lib/Target/ARM/MCTargetDesc/ARMMCCodeEmitter.cpp

@@ -58,8 +58,7 @@ public:
   }
   bool isTargetDarwin() const {
     Triple TT(STI.getTargetTriple());
-    Triple::OSType OS = TT.getOS();
-    return OS == Triple::Darwin || OS == Triple::MacOSX || OS == Triple::IOS;
+  	return TT.isOSDarwin();
   }
 
   unsigned getMachineSoImmOpValue(unsigned SoImm) const;

llvm/lib/Target/TargetLibraryInfo.cpp

@@ -350,7 +350,7 @@ static void initialize(TargetLibraryInfo &TLI, const Triple &T,
   if (T.isMacOSX()) {
     if (T.isMacOSXVersionLT(10, 5))
       TLI.setUnavailable(LibFunc::memset_pattern16);
-  } else if (T.getOS() == Triple::IOS) {
+  } else if (T.isiOS()) {
     if (T.isOSVersionLT(3, 0))
       TLI.setUnavailable(LibFunc::memset_pattern16);
   } else {
@@ -562,7 +562,7 @@ static void initialize(TargetLibraryInfo &TLI, const Triple &T,
   }
 
   // The following functions are available on at least Linux:
-  if (T.getOS() != Triple::Linux) {
+  if (!T.isOSLinux()) {
     TLI.setUnavailable(LibFunc::dunder_strdup);
     TLI.setUnavailable(LibFunc::dunder_strtok_r);
     TLI.setUnavailable(LibFunc::dunder_isoc99_scanf);

llvm/lib/Target/X86/X86Subtarget.h

@@ -311,10 +311,8 @@ public:
     return (TargetTriple.getEnvironment() == Triple::ELF ||
             TargetTriple.isOSBinFormatELF());
   }
-  bool isTargetLinux() const { return TargetTriple.getOS() == Triple::Linux; }
-  bool isTargetNaCl() const {
-    return TargetTriple.getOS() == Triple::NaCl;
-  }
+  bool isTargetLinux() const { return TargetTriple.isOSLinux(); }
+  bool isTargetNaCl() const { return TargetTriple.isOSNaCl(); }
   bool isTargetNaCl32() const { return isTargetNaCl() && !is64Bit(); }
   bool isTargetNaCl64() const { return isTargetNaCl() && is64Bit(); }
   bool isTargetWindows() const { return TargetTriple.getOS() == Triple::Win32; }