PTX: Set PTX 2.0 as the minimum supported version

- Remove PTX 1.4 code generation
- Change type of intrinsics to .v4.i32 instead of .v4.i16
- Add and/or/xor integer instructions

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@127677 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/PTX/PTXSubtarget.cpp b/lib/Target/PTX/PTXSubtarget.cpp
index ef4060d..527622d 100644
--- a/lib/Target/PTX/PTXSubtarget.cpp
+++ b/lib/Target/PTX/PTXSubtarget.cpp
@@ -18,7 +18,7 @@
 
 PTXSubtarget::PTXSubtarget(const std::string &TT, const std::string &FS)
   : PTXShaderModel(PTX_SM_1_0),
-    PTXVersion(PTX_VERSION_1_4),
+    PTXVersion(PTX_VERSION_2_0),
     SupportsDouble(false),
     Use64BitAddresses(false) {
   std::string TARGET = "generic";
@@ -37,9 +37,9 @@
 std::string PTXSubtarget::getPTXVersionString() const {
   switch(PTXVersion) {
     default: llvm_unreachable("Unknown PTX version");
-    case PTX_VERSION_1_4: return "1.4";
     case PTX_VERSION_2_0: return "2.0";
     case PTX_VERSION_2_1: return "2.1";
+    case PTX_VERSION_2_2: return "2.2";
   }
 }