Add support for Ananas platform

Ananas is a home-brew operating system, mainly for amd64 machines. After
using GCC for quite some time, it has switched to clang and never looked
back - yet, having to manually patch things is annoying, so it'd be much
nicer if this was in the official tree.

More information:

https://github.com/zhmu/ananas/
https://rink.nu/projects/ananas.html

Submitted by:	Rink Springer
Differential Revision:	https://reviews.llvm.org/D32936

llvm-svn: 306239

1 files changed, 19 insertions, 0 deletions

diff --git a/clang/lib/Basic/Targets.cpp b/clang/lib/Basic/Targets.cpp
index aee413e9573..c5af99e4b6a 100644
--- a/clang/lib/Basic/Targets.cpp
+++ b/clang/lib/Basic/Targets.cpp
@@ -111,6 +111,21 @@ public:
       : OSTargetInfo<Target>(Triple, Opts) {}
 };
 
+// Ananas target
+template<typename Target>
+class AnanasTargetInfo : public OSTargetInfo<Target> {
+protected:
+  void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple,
+                    MacroBuilder &Builder) const override {
+    // Ananas defines
+    Builder.defineMacro("__Ananas__");
+    Builder.defineMacro("__ELF__");
+  }
+public:
+  AnanasTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts)
+      : OSTargetInfo<Target>(Triple, Opts) {}
+};
+
 static void getDarwinDefines(MacroBuilder &Builder, const LangOptions &Opts,
                              const llvm::Triple &Triple,
                              StringRef &PlatformName,
@@ -9530,6 +9545,8 @@ static TargetInfo *AllocateTarget(const llvm::Triple &Triple,
       return new DarwinI386TargetInfo(Triple, Opts);
 
     switch (os) {
+    case llvm::Triple::Ananas:
+      return new AnanasTargetInfo<X86_32TargetInfo>(Triple, Opts);
     case llvm::Triple::CloudABI:
       return new CloudABITargetInfo<X86_32TargetInfo>(Triple, Opts);
     case llvm::Triple::Linux: {
@@ -9585,6 +9602,8 @@ static TargetInfo *AllocateTarget(const llvm::Triple &Triple,
       return new DarwinX86_64TargetInfo(Triple, Opts);
 
     switch (os) {
+    case llvm::Triple::Ananas:
+      return new AnanasTargetInfo<X86_64TargetInfo>(Triple, Opts);
     case llvm::Triple::CloudABI:
       return new CloudABITargetInfo<X86_64TargetInfo>(Triple, Opts);
     case llvm::Triple::Linux: {