Don't copy information from aliasee to alias.

[oota-llvm.git] / lib / Support / Triple.cpp

diff --git a/lib/Support/Triple.cpp b/lib/Support/Triple.cpp
index 8e2cbaddef424dbabda5e953311c2692ff35ecbb..ed91c209d545567a1abef90197501da678eca0da 100644 (file)
--- a/lib/Support/Triple.cpp
+++ b/lib/Support/Triple.cpp
@@ -181,6 +181,9 @@ const char *Triple::getOSTypeName(OSType Kind) {
   case NVCL: return "nvcl";
   case AMDHSA: return "amdhsa";
   case PS4: return "ps4";
+  case ELFIAMCU: return "elfiamcu";
+  case TvOS: return "tvos";
+  case WatchOS: return "watchos";
   }
 
   llvm_unreachable("Invalid OSType");
@@ -435,6 +438,9 @@ static Triple::OSType parseOS(StringRef OSName) {
     .StartsWith("nvcl", Triple::NVCL)
     .StartsWith("amdhsa", Triple::AMDHSA)
     .StartsWith("ps4", Triple::PS4)
+    .StartsWith("elfiamcu", Triple::ELFIAMCU)
+    .StartsWith("tvos", Triple::TvOS)
+    .StartsWith("watchos", Triple::WatchOS)
     .Default(Triple::UnknownOS);
 }
 
@@ -481,9 +487,7 @@ static Triple::SubArchType parseSubArch(StringRef SubArchName) {
     return Triple::NoSubArch;
   case ARM::AK_ARMV4T:
     return Triple::ARMSubArch_v4t;
-  case ARM::AK_ARMV5:
   case ARM::AK_ARMV5T:
-  case ARM::AK_ARMV5E:
     return Triple::ARMSubArch_v5;
   case ARM::AK_ARMV5TE:
   case ARM::AK_IWMMXT:
@@ -492,24 +496,19 @@ static Triple::SubArchType parseSubArch(StringRef SubArchName) {
   case ARM::AK_ARMV5TEJ:
     return Triple::ARMSubArch_v5te;
   case ARM::AK_ARMV6:
-  case ARM::AK_ARMV6J:
-  case ARM::AK_ARMV6Z:
     return Triple::ARMSubArch_v6;
   case ARM::AK_ARMV6K:
-  case ARM::AK_ARMV6ZK:
-  case ARM::AK_ARMV6HL:
+  case ARM::AK_ARMV6KZ:
     return Triple::ARMSubArch_v6k;
   case ARM::AK_ARMV6T2:
     return Triple::ARMSubArch_v6t2;
   case ARM::AK_ARMV6M:
-  case ARM::AK_ARMV6SM:
     return Triple::ARMSubArch_v6m;
-  case ARM::AK_ARMV7:
   case ARM::AK_ARMV7A:
   case ARM::AK_ARMV7R:
-  case ARM::AK_ARMV7L:
-  case ARM::AK_ARMV7HL:
     return Triple::ARMSubArch_v7;
+  case ARM::AK_ARMV7K:
+    return Triple::ARMSubArch_v7k;
   case ARM::AK_ARMV7M:
     return Triple::ARMSubArch_v7m;
   case ARM::AK_ARMV7S:
@@ -520,6 +519,8 @@ static Triple::SubArchType parseSubArch(StringRef SubArchName) {
     return Triple::ARMSubArch_v8;
   case ARM::AK_ARMV8_1A:
     return Triple::ARMSubArch_v8_1a;
+  case ARM::AK_ARMV8_2A:
+    return Triple::ARMSubArch_v8_2a;
   default:
     return Triple::NoSubArch;
   }
@@ -930,6 +931,8 @@ bool Triple::getMacOSXVersion(unsigned &Major, unsigned &Minor,
       return false;
     break;
   case IOS:
+  case TvOS:
+  case WatchOS:
     // Ignore the version from the triple.  This is only handled because the
     // the clang driver combines OS X and IOS support into a common Darwin
     // toolchain that wants to know the OS X version number even when targeting
@@ -957,11 +960,38 @@ void Triple::getiOSVersion(unsigned &Major, unsigned &Minor,
     Micro = 0;
     break;
   case IOS:
+  case TvOS:
     getOSVersion(Major, Minor, Micro);
     // Default to 5.0 (or 7.0 for arm64).
     if (Major == 0)
       Major = (getArch() == aarch64) ? 7 : 5;
     break;
+  case WatchOS:
+    llvm_unreachable("conflicting triple info");
+  }
+}
+
+void Triple::getWatchOSVersion(unsigned &Major, unsigned &Minor,
+                               unsigned &Micro) const {
+  switch (getOS()) {
+  default: llvm_unreachable("unexpected OS for Darwin triple");
+  case Darwin:
+  case MacOSX:
+    // Ignore the version from the triple.  This is only handled because the
+    // the clang driver combines OS X and IOS support into a common Darwin
+    // toolchain that wants to know the iOS version number even when targeting
+    // OS X.
+    Major = 2;
+    Minor = 0;
+    Micro = 0;
+    break;
+  case WatchOS:
+    getOSVersion(Major, Minor, Micro);
+    if (Major == 0)
+      Major = 2;
+    break;
+  case IOS:
+    llvm_unreachable("conflicting triple info");
   }
 }
 
@@ -1342,6 +1372,12 @@ StringRef Triple::getARMCPUForArch(StringRef MArch) const {
   case llvm::Triple::Win32:
     // FIXME: this is invalid for WindowsCE
     return "cortex-a9";
+  case llvm::Triple::MacOSX:
+  case llvm::Triple::IOS:
+  case llvm::Triple::WatchOS:
+    if (MArch == "v7k")
+      return "cortex-a7";
+    break;
   default:
     break;
   }