From ab0145d2a9fd8500ceb6644dae0b73c9147671ab Mon Sep 17 00:00:00 2001
From: Justin Holewinski <justin.holewinski@gmail.com>
Date: Fri, 6 May 2011 11:40:36 +0000
Subject: [PATCH] PTX:  add PTX 2.3 language target

Patch by Wei-Ren Chen

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130980 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/PTX/PTX.td           | 4 ++++
 lib/Target/PTX/PTXSubtarget.cpp | 1 +
 lib/Target/PTX/PTXSubtarget.h   | 3 ++-
 test/CodeGen/PTX/options.ll     | 1 +
 4 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/lib/Target/PTX/PTX.td b/lib/Target/PTX/PTX.td
index ae8326e3199..cf10f0c2f59 100644
--- a/lib/Target/PTX/PTX.td
+++ b/lib/Target/PTX/PTX.td
@@ -38,6 +38,10 @@ def FeaturePTX22 : SubtargetFeature<"ptx22", "PTXVersion", "PTX_VERSION_2_2",
                                     "Use PTX Language Version 2.2",
                                     [FeaturePTX21]>;
 
+def FeaturePTX23 : SubtargetFeature<"ptx23", "PTXVersion", "PTX_VERSION_2_3",
+                                    "Use PTX Language Version 2.3",
+                                    [FeaturePTX22]>;
+
 //===- PTX Shader Model ---------------------------------------------------===//
 
 def FeatureSM10 : SubtargetFeature<"sm10", "PTXShaderModel", "PTX_SM_1_0",
diff --git a/lib/Target/PTX/PTXSubtarget.cpp b/lib/Target/PTX/PTXSubtarget.cpp
index a224f2b8be1..e7542908e24 100644
--- a/lib/Target/PTX/PTXSubtarget.cpp
+++ b/lib/Target/PTX/PTXSubtarget.cpp
@@ -41,6 +41,7 @@ std::string PTXSubtarget::getPTXVersionString() const {
     case PTX_VERSION_2_0: return "2.0";
     case PTX_VERSION_2_1: return "2.1";
     case PTX_VERSION_2_2: return "2.2";
+    case PTX_VERSION_2_3: return "2.3";
   }
 }
 
diff --git a/lib/Target/PTX/PTXSubtarget.h b/lib/Target/PTX/PTXSubtarget.h
index 47d98424065..3418d84128c 100644
--- a/lib/Target/PTX/PTXSubtarget.h
+++ b/lib/Target/PTX/PTXSubtarget.h
@@ -37,7 +37,8 @@ namespace llvm {
       enum PTXVersionEnum {
         PTX_VERSION_2_0,  /*< PTX Version 2.0 */
         PTX_VERSION_2_1,  /*< PTX Version 2.1 */
-        PTX_VERSION_2_2   /*< PTX Version 2.2 */
+        PTX_VERSION_2_2,  /*< PTX Version 2.2 */
+        PTX_VERSION_2_3   /*< PTX Version 2.3 */
       };
 
       /// Shader Model supported on the target GPU.
diff --git a/test/CodeGen/PTX/options.ll b/test/CodeGen/PTX/options.ll
index ac33fef0d6e..92effa62a20 100644
--- a/test/CodeGen/PTX/options.ll
+++ b/test/CodeGen/PTX/options.ll
@@ -1,6 +1,7 @@
 ; RUN: llc < %s -march=ptx32 -mattr=ptx20 | grep ".version 2.0"
 ; RUN: llc < %s -march=ptx32 -mattr=ptx21 | grep ".version 2.1"
 ; RUN: llc < %s -march=ptx32 -mattr=ptx22 | grep ".version 2.2"
+; RUN: llc < %s -march=ptx32 -mattr=ptx23 | grep ".version 2.3"
 ; RUN: llc < %s -march=ptx32 -mattr=sm10 | grep ".target sm_10"
 ; RUN: llc < %s -march=ptx32 -mattr=sm13 | grep ".target sm_13"
 ; RUN: llc < %s -march=ptx32 -mattr=sm20 | grep ".target sm_20"