X-Git-Url: http://plrg.eecs.uci.edu/git/?p=oota-llvm.git;a=blobdiff_plain;f=unittests%2FADT%2FTripleTest.cpp;h=ac4fa2274e9e80a5c01710c219c8d3f12158d3e3;hp=7beddb93c77de8ece96965a7128b1d7cf386c000;hb=7cbf72b4896c055cae285d7e488b8de18aa835f7;hpb=e69ff5b01d85bf4779133e65574da0b94b03497c

diff --git a/unittests/ADT/TripleTest.cpp b/unittests/ADT/TripleTest.cpp
index 7beddb93c77..ac4fa2274e9 100644
--- a/unittests/ADT/TripleTest.cpp
+++ b/unittests/ADT/TripleTest.cpp
@@ -81,6 +81,12 @@ TEST(TripleTest, ParsedIDs) {
   EXPECT_EQ(Triple::Darwin, T.getOS());
   EXPECT_EQ(Triple::UnknownEnvironment, T.getEnvironment());
 
+  T = Triple("i386-pc-elfiamcu");
+  EXPECT_EQ(Triple::x86, T.getArch());
+  EXPECT_EQ(Triple::PC, T.getVendor());
+  EXPECT_EQ(Triple::ELFIAMCU, T.getOS());
+  EXPECT_EQ(Triple::UnknownEnvironment, T.getEnvironment());
+
   T = Triple("x86_64-pc-linux-gnu");
   EXPECT_EQ(Triple::x86_64, T.getArch());
   EXPECT_EQ(Triple::PC, T.getVendor());
@@ -129,6 +135,83 @@ TEST(TripleTest, ParsedIDs) {
   EXPECT_EQ(Triple::UnknownOS, T.getOS());
   EXPECT_EQ(Triple::EABI, T.getEnvironment());
 
+  T = Triple("armv6hl-none-linux-gnueabi");
+  EXPECT_EQ(Triple::arm, T.getArch());
+  EXPECT_EQ(Triple::Linux, T.getOS());
+  EXPECT_EQ(Triple::UnknownVendor, T.getVendor());
+  EXPECT_EQ(Triple::GNUEABI, T.getEnvironment());
+
+  T = Triple("armv7hl-none-linux-gnueabi");
+  EXPECT_EQ(Triple::arm, T.getArch());
+  EXPECT_EQ(Triple::Linux, T.getOS());
+  EXPECT_EQ(Triple::UnknownVendor, T.getVendor());
+  EXPECT_EQ(Triple::GNUEABI, T.getEnvironment());
+
+  T = Triple("amdil-unknown-unknown");
+  EXPECT_EQ(Triple::amdil, T.getArch());
+  EXPECT_EQ(Triple::UnknownVendor, T.getVendor());
+  EXPECT_EQ(Triple::UnknownOS, T.getOS());
+
+  T = Triple("amdil64-unknown-unknown");
+  EXPECT_EQ(Triple::amdil64, T.getArch());
+  EXPECT_EQ(Triple::UnknownVendor, T.getVendor());
+  EXPECT_EQ(Triple::UnknownOS, T.getOS());
+
+  T = Triple("hsail-unknown-unknown");
+  EXPECT_EQ(Triple::hsail, T.getArch());
+  EXPECT_EQ(Triple::UnknownVendor, T.getVendor());
+  EXPECT_EQ(Triple::UnknownOS, T.getOS());
+
+  T = Triple("hsail64-unknown-unknown");
+  EXPECT_EQ(Triple::hsail64, T.getArch());
+  EXPECT_EQ(Triple::UnknownVendor, T.getVendor());
+  EXPECT_EQ(Triple::UnknownOS, T.getOS());
+
+  T = Triple("sparcel-unknown-unknown");
+  EXPECT_EQ(Triple::sparcel, T.getArch());
+  EXPECT_EQ(Triple::UnknownVendor, T.getVendor());
+  EXPECT_EQ(Triple::UnknownOS, T.getOS());
+
+  T = Triple("spir-unknown-unknown");
+  EXPECT_EQ(Triple::spir, T.getArch());
+  EXPECT_EQ(Triple::UnknownVendor, T.getVendor());
+  EXPECT_EQ(Triple::UnknownOS, T.getOS());
+
+  T = Triple("spir64-unknown-unknown");
+  EXPECT_EQ(Triple::spir64, T.getArch());
+  EXPECT_EQ(Triple::UnknownVendor, T.getVendor());
+  EXPECT_EQ(Triple::UnknownOS, T.getOS());
+
+  T = Triple("x86_64-unknown-cloudabi");
+  EXPECT_EQ(Triple::x86_64, T.getArch());
+  EXPECT_EQ(Triple::UnknownVendor, T.getVendor());
+  EXPECT_EQ(Triple::CloudABI, T.getOS());
+  EXPECT_EQ(Triple::UnknownEnvironment, T.getEnvironment());
+
+  T = Triple("wasm32-unknown-unknown");
+  EXPECT_EQ(Triple::wasm32, T.getArch());
+  EXPECT_EQ(Triple::UnknownVendor, T.getVendor());
+  EXPECT_EQ(Triple::UnknownOS, T.getOS());
+  EXPECT_EQ(Triple::UnknownEnvironment, T.getEnvironment());
+
+  T = Triple("wasm64-unknown-unknown");
+  EXPECT_EQ(Triple::wasm64, T.getArch());
+  EXPECT_EQ(Triple::UnknownVendor, T.getVendor());
+  EXPECT_EQ(Triple::UnknownOS, T.getOS());
+  EXPECT_EQ(Triple::UnknownEnvironment, T.getEnvironment());
+
+  T = Triple("avr-unknown-unknown");
+  EXPECT_EQ(Triple::avr, T.getArch());
+  EXPECT_EQ(Triple::UnknownVendor, T.getVendor());
+  EXPECT_EQ(Triple::UnknownOS, T.getOS());
+  EXPECT_EQ(Triple::UnknownEnvironment, T.getEnvironment());
+
+  T = Triple("avr");
+  EXPECT_EQ(Triple::avr, T.getArch());
+  EXPECT_EQ(Triple::UnknownVendor, T.getVendor());
+  EXPECT_EQ(Triple::UnknownOS, T.getOS());
+  EXPECT_EQ(Triple::UnknownEnvironment, T.getEnvironment());
+
   T = Triple("huh");
   EXPECT_EQ(Triple::UnknownArch, T.getArch());
 }
@@ -184,13 +267,13 @@ TEST(TripleTest, Normalization) {
   // Check that normalizing a permutated set of valid components returns a
   // triple with the unpermuted components.
   StringRef C[4];
-  for (int Arch = 1+Triple::UnknownArch; Arch <= Triple::amdil; ++Arch) {
+  for (int Arch = 1+Triple::UnknownArch; Arch <= Triple::LastArchType; ++Arch) {
     C[0] = Triple::getArchTypeName(Triple::ArchType(Arch));
-    for (int Vendor = 1+Triple::UnknownVendor; Vendor <= Triple::PC;
+    for (int Vendor = 1+Triple::UnknownVendor; Vendor <= Triple::LastVendorType;
          ++Vendor) {
       C[1] = Triple::getVendorTypeName(Triple::VendorType(Vendor));
-      for (int OS = 1+Triple::UnknownOS; OS <= Triple::Minix; ++OS) {
-        if (OS == Triple::Cygwin || OS == Triple::MinGW32 || OS == Triple::Win32)
+      for (int OS = 1+Triple::UnknownOS; OS <= Triple::LastOSType; ++OS) {
+        if (OS == Triple::Win32)
           continue;
 
         C[2] = Triple::getOSTypeName(Triple::OSType(OS));
@@ -204,7 +287,7 @@ TEST(TripleTest, Normalization) {
         EXPECT_EQ(E, Triple::normalize(Join(C[2], C[0], C[1])));
         EXPECT_EQ(E, Triple::normalize(Join(C[2], C[1], C[0])));
 
-        for (int Env = 1 + Triple::UnknownEnvironment; Env <= Triple::Android;
+        for (int Env = 1 + Triple::UnknownEnvironment; Env <= Triple::LastEnvironmentType;
              ++Env) {
           C[3] = Triple::getEnvironmentTypeName(Triple::EnvironmentType(Env));
 
@@ -289,6 +372,8 @@ TEST(TripleTest, MutateName) {
   EXPECT_EQ(Triple::Darwin, T.getOS());
   EXPECT_EQ("i386-pc-darwin", T.getTriple());
 
+  T.setEnvironmentName("amdopencl");
+  EXPECT_EQ(Triple::AMDOpenCL, T.getEnvironment());
 }
 
 TEST(TripleTest, BitWidthPredicates) {
@@ -341,6 +426,66 @@ TEST(TripleTest, BitWidthPredicates) {
   EXPECT_FALSE(T.isArch16Bit());
   EXPECT_FALSE(T.isArch32Bit());
   EXPECT_TRUE(T.isArch64Bit());
+
+  T.setArch(Triple::amdil);
+  EXPECT_FALSE(T.isArch16Bit());
+  EXPECT_TRUE(T.isArch32Bit());
+  EXPECT_FALSE(T.isArch64Bit());
+
+  T.setArch(Triple::amdil64);
+  EXPECT_FALSE(T.isArch16Bit());
+  EXPECT_FALSE(T.isArch32Bit());
+  EXPECT_TRUE(T.isArch64Bit());
+
+  T.setArch(Triple::hsail);
+  EXPECT_FALSE(T.isArch16Bit());
+  EXPECT_TRUE(T.isArch32Bit());
+  EXPECT_FALSE(T.isArch64Bit());
+
+  T.setArch(Triple::hsail64);
+  EXPECT_FALSE(T.isArch16Bit());
+  EXPECT_FALSE(T.isArch32Bit());
+  EXPECT_TRUE(T.isArch64Bit());
+
+  T.setArch(Triple::spir);
+  EXPECT_FALSE(T.isArch16Bit());
+  EXPECT_TRUE(T.isArch32Bit());
+  EXPECT_FALSE(T.isArch64Bit());
+
+  T.setArch(Triple::spir64);
+  EXPECT_FALSE(T.isArch16Bit());
+  EXPECT_FALSE(T.isArch32Bit());
+  EXPECT_TRUE(T.isArch64Bit());
+
+  T.setArch(Triple::sparc);
+  EXPECT_FALSE(T.isArch16Bit());
+  EXPECT_TRUE(T.isArch32Bit());
+  EXPECT_FALSE(T.isArch64Bit());
+
+  T.setArch(Triple::sparcel);
+  EXPECT_FALSE(T.isArch16Bit());
+  EXPECT_TRUE(T.isArch32Bit());
+  EXPECT_FALSE(T.isArch64Bit());
+
+  T.setArch(Triple::sparcv9);
+  EXPECT_FALSE(T.isArch16Bit());
+  EXPECT_FALSE(T.isArch32Bit());
+  EXPECT_TRUE(T.isArch64Bit());
+
+  T.setArch(Triple::wasm32);
+  EXPECT_FALSE(T.isArch16Bit());
+  EXPECT_TRUE(T.isArch32Bit());
+  EXPECT_FALSE(T.isArch64Bit());
+
+  T.setArch(Triple::wasm64);
+  EXPECT_FALSE(T.isArch16Bit());
+  EXPECT_FALSE(T.isArch32Bit());
+  EXPECT_TRUE(T.isArch64Bit());
+
+  T.setArch(Triple::avr);
+  EXPECT_TRUE(T.isArch16Bit());
+  EXPECT_FALSE(T.isArch32Bit());
+  EXPECT_FALSE(T.isArch64Bit());
 }
 
 TEST(TripleTest, BitWidthArchVariants) {
@@ -399,6 +544,116 @@ TEST(TripleTest, BitWidthArchVariants) {
   T.setArch(Triple::x86_64);
   EXPECT_EQ(Triple::x86, T.get32BitArchVariant().getArch());
   EXPECT_EQ(Triple::x86_64, T.get64BitArchVariant().getArch());
+
+  T.setArch(Triple::amdil);
+  EXPECT_EQ(Triple::amdil, T.get32BitArchVariant().getArch());
+  EXPECT_EQ(Triple::amdil64, T.get64BitArchVariant().getArch());
+
+  T.setArch(Triple::amdil64);
+  EXPECT_EQ(Triple::amdil, T.get32BitArchVariant().getArch());
+  EXPECT_EQ(Triple::amdil64, T.get64BitArchVariant().getArch());
+
+  T.setArch(Triple::hsail);
+  EXPECT_EQ(Triple::hsail, T.get32BitArchVariant().getArch());
+  EXPECT_EQ(Triple::hsail64, T.get64BitArchVariant().getArch());
+
+  T.setArch(Triple::hsail64);
+  EXPECT_EQ(Triple::hsail, T.get32BitArchVariant().getArch());
+  EXPECT_EQ(Triple::hsail64, T.get64BitArchVariant().getArch());
+
+  T.setArch(Triple::spir);
+  EXPECT_EQ(Triple::spir, T.get32BitArchVariant().getArch());
+  EXPECT_EQ(Triple::spir64, T.get64BitArchVariant().getArch());
+
+  T.setArch(Triple::spir64);
+  EXPECT_EQ(Triple::spir, T.get32BitArchVariant().getArch());
+  EXPECT_EQ(Triple::spir64, T.get64BitArchVariant().getArch());
+
+  T.setArch(Triple::wasm32);
+  EXPECT_EQ(Triple::wasm32, T.get32BitArchVariant().getArch());
+  EXPECT_EQ(Triple::wasm64, T.get64BitArchVariant().getArch());
+
+  T.setArch(Triple::wasm64);
+  EXPECT_EQ(Triple::wasm32, T.get32BitArchVariant().getArch());
+  EXPECT_EQ(Triple::wasm64, T.get64BitArchVariant().getArch());
+}
+
+TEST(TripleTest, EndianArchVariants) {
+  Triple T;
+  EXPECT_EQ(Triple::UnknownArch, T.getBigEndianArchVariant().getArch());
+  EXPECT_EQ(Triple::UnknownArch, T.getLittleEndianArchVariant().getArch());
+
+  T.setArch(Triple::UnknownArch);
+  EXPECT_EQ(Triple::UnknownArch, T.getBigEndianArchVariant().getArch());
+  EXPECT_EQ(Triple::UnknownArch, T.getLittleEndianArchVariant().getArch());
+
+  T.setArch(Triple::aarch64_be);
+  EXPECT_EQ(Triple::aarch64_be, T.getBigEndianArchVariant().getArch());
+  EXPECT_EQ(Triple::aarch64, T.getLittleEndianArchVariant().getArch());
+
+  T.setArch(Triple::aarch64);
+  EXPECT_EQ(Triple::aarch64_be, T.getBigEndianArchVariant().getArch());
+  EXPECT_EQ(Triple::aarch64, T.getLittleEndianArchVariant().getArch());
+
+  T.setArch(Triple::armeb);
+  EXPECT_EQ(Triple::armeb, T.getBigEndianArchVariant().getArch());
+  EXPECT_EQ(Triple::UnknownArch, T.getLittleEndianArchVariant().getArch());
+
+  T.setArch(Triple::arm);
+  EXPECT_EQ(Triple::UnknownArch, T.getBigEndianArchVariant().getArch());
+  EXPECT_EQ(Triple::arm, T.getLittleEndianArchVariant().getArch());
+
+  T.setArch(Triple::bpfeb);
+  EXPECT_EQ(Triple::bpfeb, T.getBigEndianArchVariant().getArch());
+  EXPECT_EQ(Triple::bpfel, T.getLittleEndianArchVariant().getArch());
+
+  T.setArch(Triple::bpfel);
+  EXPECT_EQ(Triple::bpfeb, T.getBigEndianArchVariant().getArch());
+  EXPECT_EQ(Triple::bpfel, T.getLittleEndianArchVariant().getArch());
+
+  T.setArch(Triple::mips64);
+  EXPECT_EQ(Triple::mips64, T.getBigEndianArchVariant().getArch());
+  EXPECT_EQ(Triple::mips64el, T.getLittleEndianArchVariant().getArch());
+
+  T.setArch(Triple::mips64el);
+  EXPECT_EQ(Triple::mips64, T.getBigEndianArchVariant().getArch());
+  EXPECT_EQ(Triple::mips64el, T.getLittleEndianArchVariant().getArch());
+
+  T.setArch(Triple::mips);
+  EXPECT_EQ(Triple::mips, T.getBigEndianArchVariant().getArch());
+  EXPECT_EQ(Triple::mipsel, T.getLittleEndianArchVariant().getArch());
+
+  T.setArch(Triple::mipsel);
+  EXPECT_EQ(Triple::mips, T.getBigEndianArchVariant().getArch());
+  EXPECT_EQ(Triple::mipsel, T.getLittleEndianArchVariant().getArch());
+
+  T.setArch(Triple::ppc);
+  EXPECT_EQ(Triple::ppc, T.getBigEndianArchVariant().getArch());
+  EXPECT_EQ(Triple::UnknownArch, T.getLittleEndianArchVariant().getArch());
+
+  T.setArch(Triple::ppc64);
+  EXPECT_EQ(Triple::ppc64, T.getBigEndianArchVariant().getArch());
+  EXPECT_EQ(Triple::ppc64le, T.getLittleEndianArchVariant().getArch());
+
+  T.setArch(Triple::ppc64le);
+  EXPECT_EQ(Triple::ppc64, T.getBigEndianArchVariant().getArch());
+  EXPECT_EQ(Triple::ppc64le, T.getLittleEndianArchVariant().getArch());
+
+  T.setArch(Triple::sparc);
+  EXPECT_EQ(Triple::sparc, T.getBigEndianArchVariant().getArch());
+  EXPECT_EQ(Triple::sparcel, T.getLittleEndianArchVariant().getArch());
+
+  T.setArch(Triple::sparcel);
+  EXPECT_EQ(Triple::sparc, T.getBigEndianArchVariant().getArch());
+  EXPECT_EQ(Triple::sparcel, T.getLittleEndianArchVariant().getArch());
+
+  T.setArch(Triple::thumb);
+  EXPECT_EQ(Triple::UnknownArch, T.getBigEndianArchVariant().getArch());
+  EXPECT_EQ(Triple::thumb, T.getLittleEndianArchVariant().getArch());
+
+  T.setArch(Triple::thumbeb);
+  EXPECT_EQ(Triple::thumbeb, T.getBigEndianArchVariant().getArch());
+  EXPECT_EQ(Triple::UnknownArch, T.getLittleEndianArchVariant().getArch());
 }
 
 TEST(TripleTest, getOSVersion) {
@@ -510,11 +765,19 @@ TEST(TripleTest, FileFormat) {
   EXPECT_EQ(Triple::COFF, Triple("i686--win32").getObjectFormat());
 
   EXPECT_EQ(Triple::ELF, Triple("i686-pc-windows-msvc-elf").getObjectFormat());
+  EXPECT_EQ(Triple::ELF, Triple("i686-pc-cygwin-elf").getObjectFormat());
 
-  {
-    Triple Normalized(Triple::normalize("i686-pc-windows-msvc-elf"));
-    EXPECT_EQ(Triple::ELF, Normalized.getObjectFormat());
-  }
+  Triple MSVCNormalized(Triple::normalize("i686-pc-windows-msvc-elf"));
+  EXPECT_EQ(Triple::ELF, MSVCNormalized.getObjectFormat());
+
+  Triple GNUWindowsNormalized(Triple::normalize("i686-pc-windows-gnu-elf"));
+  EXPECT_EQ(Triple::ELF, GNUWindowsNormalized.getObjectFormat());
+
+  Triple CygnusNormalised(Triple::normalize("i686-pc-windows-cygnus-elf"));
+  EXPECT_EQ(Triple::ELF, CygnusNormalised.getObjectFormat());
+
+  Triple CygwinNormalized(Triple::normalize("i686-pc-cygwin-elf"));
+  EXPECT_EQ(Triple::ELF, CygwinNormalized.getObjectFormat());
 
   Triple T = Triple("");
   T.setObjectFormat(Triple::ELF);
@@ -548,8 +811,301 @@ TEST(TripleTest, NormalizeWindows) {
   EXPECT_EQ("x86_64-pc-windows-macho", Triple::normalize("x86_64-pc-win32-macho"));
   EXPECT_EQ("x86_64--windows-macho", Triple::normalize("x86_64-win32-macho"));
 
+  EXPECT_EQ("i686-pc-windows-cygnus",
+            Triple::normalize("i686-pc-windows-cygnus"));
+  EXPECT_EQ("i686-pc-windows-gnu", Triple::normalize("i686-pc-windows-gnu"));
   EXPECT_EQ("i686-pc-windows-itanium", Triple::normalize("i686-pc-windows-itanium"));
-
   EXPECT_EQ("i686-pc-windows-msvc", Triple::normalize("i686-pc-windows-msvc"));
+
+  EXPECT_EQ("i686-pc-windows-elf", Triple::normalize("i686-pc-windows-elf-elf"));
+}
+
+TEST(TripleTest, getARMCPUForArch) {
+  // Standard ARM Architectures.
+  {
+    llvm::Triple Triple("armv4-unknown-eabi");
+    EXPECT_EQ("strongarm", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armv4t-unknown-eabi");
+    EXPECT_EQ("arm7tdmi", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armv5-unknown-eabi");
+    EXPECT_EQ("arm10tdmi", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armv5t-unknown-eabi");
+    EXPECT_EQ("arm10tdmi", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armv5e-unknown-eabi");
+    EXPECT_EQ("arm1022e", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armv5tej-unknown-eabi");
+    EXPECT_EQ("arm926ej-s", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armv6-unknown-eabi");
+    EXPECT_EQ("arm1136jf-s", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armv6j-unknown-eabi");
+    EXPECT_EQ("arm1136jf-s", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armv6k-unknown-eabi");
+    EXPECT_EQ("arm1176j-s", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armv6kz-unknown-eabi");
+    EXPECT_EQ("arm1176jzf-s", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armv6zk-unknown-eabi");
+    EXPECT_EQ("arm1176jzf-s", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armv6t2-unknown-eabi");
+    EXPECT_EQ("arm1156t2-s", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armv6m-unknown-eabi");
+    EXPECT_EQ("cortex-m0", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armv7-unknown-eabi");
+    EXPECT_EQ("cortex-a8", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armv7a-unknown-eabi");
+    EXPECT_EQ("cortex-a8", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armv7m-unknown-eabi");
+    EXPECT_EQ("cortex-m3", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armv7r-unknown-eabi");
+    EXPECT_EQ("cortex-r4", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armv7r-unknown-eabi");
+    EXPECT_EQ("cortex-r4", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armv7r-unknown-eabi");
+    EXPECT_EQ("cortex-r4", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armv7r-unknown-eabi");
+    EXPECT_EQ("cortex-r4", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armv8a-unknown-eabi");
+    EXPECT_EQ("cortex-a53", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armv8.1a-unknown-eabi");
+    EXPECT_EQ("generic", Triple.getARMCPUForArch());
+  }
+  // Non-synonym names, using -march style, not default arch.
+  {
+    llvm::Triple Triple("arm");
+    EXPECT_EQ("cortex-a8", Triple.getARMCPUForArch("armv7-a"));
+  }
+  {
+    llvm::Triple Triple("arm");
+    EXPECT_EQ("cortex-m3", Triple.getARMCPUForArch("armv7-m"));
+  }
+  {
+    llvm::Triple Triple("arm");
+    EXPECT_EQ("cortex-a53", Triple.getARMCPUForArch("armv8"));
+  }
+  {
+    llvm::Triple Triple("arm");
+    EXPECT_EQ("cortex-a53", Triple.getARMCPUForArch("armv8-a"));
+  }
+  // Platform specific defaults.
+  {
+    llvm::Triple Triple("arm--nacl");
+    EXPECT_EQ("cortex-a8", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armv6-unknown-freebsd");
+    EXPECT_EQ("arm1176jzf-s", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("thumbv6-unknown-freebsd");
+    EXPECT_EQ("arm1176jzf-s", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armebv6-unknown-freebsd");
+    EXPECT_EQ("arm1176jzf-s", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("arm--win32");
+    EXPECT_EQ("cortex-a9", Triple.getARMCPUForArch());
+  }
+  // Some alternative architectures
+  {
+    llvm::Triple Triple("xscale-unknown-eabi");
+    EXPECT_EQ("xscale", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("iwmmxt-unknown-eabi");
+    EXPECT_EQ("iwmmxt", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armv7s-apple-ios7");
+    EXPECT_EQ("swift", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armv7em-apple-ios7");
+    EXPECT_EQ("cortex-m4", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armv7l-linux-gnueabihf");
+    EXPECT_EQ("cortex-a8", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armv6sm-apple-ios7");
+    EXPECT_EQ("cortex-m0", Triple.getARMCPUForArch());
+  }
+  // armeb is permitted, but armebeb is not
+  {
+    llvm::Triple Triple("armeb-none-eabi");
+    EXPECT_EQ("arm7tdmi", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armebeb-none-eabi");
+    EXPECT_EQ("", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armebv6eb-none-eabi");
+    EXPECT_EQ("", Triple.getARMCPUForArch());
+  }
+  // armebv6 and armv6eb are permitted, but armebv6eb is not
+  {
+    llvm::Triple Triple("armebv6-non-eabi");
+    EXPECT_EQ("arm1136jf-s", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armv6eb-none-eabi");
+    EXPECT_EQ("arm1136jf-s", Triple.getARMCPUForArch());
+  }
+  // xscaleeb is permitted, but armebxscale is not
+  {
+    llvm::Triple Triple("xscaleeb-none-eabi");
+    EXPECT_EQ("xscale", Triple.getARMCPUForArch());
+  }
+  {
+    llvm::Triple Triple("armebxscale-none-eabi");
+    EXPECT_EQ("", Triple.getARMCPUForArch());
+  }
+}
+
+TEST(TripleTest, NormalizeARM) {
+  EXPECT_EQ("armv6--netbsd-eabi", Triple::normalize("armv6-netbsd-eabi"));
+  EXPECT_EQ("armv7--netbsd-eabi", Triple::normalize("armv7-netbsd-eabi"));
+  EXPECT_EQ("armv6eb--netbsd-eabi", Triple::normalize("armv6eb-netbsd-eabi"));
+  EXPECT_EQ("armv7eb--netbsd-eabi", Triple::normalize("armv7eb-netbsd-eabi"));
+  EXPECT_EQ("armv6--netbsd-eabihf", Triple::normalize("armv6-netbsd-eabihf"));
+  EXPECT_EQ("armv7--netbsd-eabihf", Triple::normalize("armv7-netbsd-eabihf"));
+  EXPECT_EQ("armv6eb--netbsd-eabihf", Triple::normalize("armv6eb-netbsd-eabihf"));
+  EXPECT_EQ("armv7eb--netbsd-eabihf", Triple::normalize("armv7eb-netbsd-eabihf"));
+
+  Triple T;
+  T = Triple("armv6--netbsd-eabi");
+  EXPECT_EQ(Triple::arm, T.getArch());
+  T = Triple("armv6eb--netbsd-eabi");
+  EXPECT_EQ(Triple::armeb, T.getArch());
 }
+
+TEST(TripleTest, ParseARMArch) {
+  // ARM
+  {
+    Triple T = Triple("arm");
+    EXPECT_EQ(Triple::arm, T.getArch());
+  }
+  {
+    Triple T = Triple("armv6t2");
+    EXPECT_EQ(Triple::arm, T.getArch());
+  }
+  {
+    Triple T = Triple("armv8");
+    EXPECT_EQ(Triple::arm, T.getArch());
+  }
+  {
+    Triple T = Triple("armeb");
+    EXPECT_EQ(Triple::armeb, T.getArch());
+  }
+  {
+    Triple T = Triple("armv5eb");
+    EXPECT_EQ(Triple::armeb, T.getArch());
+  }
+  {
+    Triple T = Triple("armebv7m");
+    EXPECT_EQ(Triple::armeb, T.getArch());
+  }
+  {
+    Triple T = Triple("armv7eb");
+    EXPECT_EQ(Triple::armeb, T.getArch());
+  }
+  // THUMB
+  {
+    Triple T = Triple("thumb");
+    EXPECT_EQ(Triple::thumb, T.getArch());
+  }
+  {
+    Triple T = Triple("thumbv7a");
+    EXPECT_EQ(Triple::thumb, T.getArch());
+  }
+  {
+    Triple T = Triple("thumbeb");
+    EXPECT_EQ(Triple::thumbeb, T.getArch());
+  }
+  {
+    Triple T = Triple("thumbv4teb");
+    EXPECT_EQ(Triple::thumbeb, T.getArch());
+  }
+  {
+    Triple T = Triple("thumbebv7");
+    EXPECT_EQ(Triple::thumbeb, T.getArch());
+  }
+  {
+    Triple T = Triple("armv6m");
+    EXPECT_EQ(Triple::thumb, T.getArch());
+  }
+  {
+    Triple T = Triple("thumbv2");
+    EXPECT_EQ(Triple::UnknownArch, T.getArch());
+  }
+  {
+    Triple T = Triple("thumbebv6eb");
+    EXPECT_EQ(Triple::UnknownArch, T.getArch());
+  }
+  // AARCH64
+  {
+    Triple T = Triple("arm64");
+    EXPECT_EQ(Triple::aarch64, T.getArch());
+  }
+  {
+    Triple T = Triple("aarch64");
+    EXPECT_EQ(Triple::aarch64, T.getArch());
+  }
+  {
+    Triple T = Triple("aarch64_be");
+    EXPECT_EQ(Triple::aarch64_be, T.getArch());
+  }
+  {
+    Triple T = Triple("aarch64be");
+    EXPECT_EQ(Triple::UnknownArch, T.getArch());
+  }
+  {
+    Triple T = Triple("arm64be");
+    EXPECT_EQ(Triple::UnknownArch, T.getArch());
+  }
 }
+} // end anonymous namespace