From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Daniel Bertalan <dani@danielbertalan.dev>
Date: Thu, 14 Apr 2022 09:51:24 +0200
Subject: [PATCH] [Triple] Add triple for SerenityOS

---
 llvm/include/llvm/TargetParser/Triple.h | 8 +++++++-
 llvm/lib/TargetParser/Triple.cpp        | 2 ++
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/llvm/include/llvm/TargetParser/Triple.h b/llvm/include/llvm/TargetParser/Triple.h
index 59513fa2f..951d69010 100644
--- a/llvm/include/llvm/TargetParser/Triple.h
+++ b/llvm/include/llvm/TargetParser/Triple.h
@@ -223,7 +223,8 @@ public:
     WASI,       // Experimental WebAssembly OS
     Emscripten,
     ShaderModel, // DirectX ShaderModel
-    LastOSType = ShaderModel
+    Serenity,
+    LastOSType = Serenity
   };
   enum EnvironmentType {
     UnknownEnvironment,
@@ -670,6 +671,11 @@ public:
     return getOS() == Triple::AIX;
   }
 
+  /// Tests whether the OS is SerenityOS
+  bool isOSSerenity() const {
+    return getOS() == Triple::Serenity;
+  }
+
   /// Tests whether the OS uses the ELF binary format.
   bool isOSBinFormatELF() const {
     return getObjectFormat() == Triple::ELF;
diff --git a/llvm/lib/TargetParser/Triple.cpp b/llvm/lib/TargetParser/Triple.cpp
index a68035989..1ee9ea3b1 100644
--- a/llvm/lib/TargetParser/Triple.cpp
+++ b/llvm/lib/TargetParser/Triple.cpp
@@ -237,6 +237,7 @@ StringRef Triple::getOSTypeName(OSType Kind) {
   case PS5: return "ps5";
   case RTEMS: return "rtems";
   case Solaris: return "solaris";
+  case Serenity: return "serenity";
   case TvOS: return "tvos";
   case WASI: return "wasi";
   case WatchOS: return "watchos";
@@ -596,6 +597,7 @@ static Triple::OSType parseOS(StringRef OSName) {
     .StartsWith("wasi", Triple::WASI)
     .StartsWith("emscripten", Triple::Emscripten)
     .StartsWith("shadermodel", Triple::ShaderModel)
+    .StartsWith("serenity", Triple::Serenity)
     .Default(Triple::UnknownOS);
 }