From 2086b2e76ada5779e355dd70189cd9b7939e2fa9 Mon Sep 17 00:00:00 2001
From: Douglas Katzman <dougk@google.com>
Date: Fri, 12 Jun 2015 18:31:38 +0000
Subject: [PATCH] Add 'shave' processor name to Triple

Based on ArchType, Clang's driver can select a non-Clang compiler.
String parsing in Clang would have sufficed if it were only that,
however this change anticipates true llvm support.

Differential Revision: http://reviews.llvm.org/D10413

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239631 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/llvm/ADT/Triple.h | 3 ++-
 lib/Support/Triple.cpp    | 7 +++++++
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/include/llvm/ADT/Triple.h b/include/llvm/ADT/Triple.h
index 1362fe37c42..485dca051d2 100644
--- a/include/llvm/ADT/Triple.h
+++ b/include/llvm/ADT/Triple.h
@@ -84,7 +84,8 @@ public:
     spir,       // SPIR: standard portable IR for OpenCL 32-bit version
     spir64,     // SPIR: standard portable IR for OpenCL 64-bit version
     kalimba,    // Kalimba: generic kalimba
-    LastArchType = kalimba
+    shave,      // SHAVE: Movidius vector VLIW processors
+    LastArchType = shave
   };
   enum SubArchType {
     NoSubArch,
diff --git a/lib/Support/Triple.cpp b/lib/Support/Triple.cpp
index ad99386e657..072d4a0d79d 100644
--- a/lib/Support/Triple.cpp
+++ b/lib/Support/Triple.cpp
@@ -59,6 +59,7 @@ const char *Triple::getArchTypeName(ArchType Kind) {
   case spir:        return "spir";
   case spir64:      return "spir64";
   case kalimba:     return "kalimba";
+  case shave:       return "shave";
   }
 
   llvm_unreachable("Invalid ArchType!");
@@ -120,6 +121,7 @@ const char *Triple::getArchTypePrefix(ArchType Kind) {
   case spir:
   case spir64:      return "spir";
   case kalimba:     return "kalimba";
+  case shave:       return "shave";
   }
 }
 
@@ -252,6 +254,7 @@ Triple::ArchType Triple::getArchTypeForLLVMName(StringRef Name) {
     .Case("spir", spir)
     .Case("spir64", spir64)
     .Case("kalimba", kalimba)
+    .Case("shave", shave)
     .Default(UnknownArch);
 }
 
@@ -356,6 +359,7 @@ static Triple::ArchType parseArch(StringRef ArchName) {
     .Case("spir", Triple::spir)
     .Case("spir64", Triple::spir64)
     .StartsWith("kalimba", Triple::kalimba)
+    .Case("shave", Triple::shave)
     .Default(Triple::UnknownArch);
 }
 
@@ -1004,6 +1008,7 @@ static unsigned getArchPointerBitWidth(llvm::Triple::ArchType Arch) {
   case llvm::Triple::hsail:
   case llvm::Triple::spir:
   case llvm::Triple::kalimba:
+  case llvm::Triple::shave:
     return 32;
 
   case llvm::Triple::aarch64:
@@ -1075,6 +1080,7 @@ Triple Triple::get32BitArchVariant() const {
   case Triple::thumbeb:
   case Triple::x86:
   case Triple::xcore:
+  case Triple::shave:
     // Already 32-bit.
     break;
 
@@ -1107,6 +1113,7 @@ Triple Triple::get64BitArchVariant() const {
   case Triple::thumbeb:
   case Triple::xcore:
   case Triple::sparcel:
+  case Triple::shave:
     T.setArch(UnknownArch);
     break;