ptx: add basic intrinsic support

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@127084 91177308-0d34-0410-b5e6-96231b3b80d8

3 files changed, 35 insertions, 2 deletions

diff --git a/include/llvm/Intrinsics.td b/include/llvm/Intrinsics.td
index 0c9be78b0d..ba66555c4e 100644
--- a/include/llvm/Intrinsics.td
+++ b/include/llvm/Intrinsics.td
@@ -490,3 +490,4 @@ include "llvm/IntrinsicsARM.td"
 include "llvm/IntrinsicsCellSPU.td"
 include "llvm/IntrinsicsAlpha.td"
 include "llvm/IntrinsicsXCore.td"
+include "llvm/IntrinsicsPTX.td"
diff --git a/include/llvm/IntrinsicsARM.td b/include/llvm/IntrinsicsARM.td
index 546538a57a..823f095dbd 100644
--- a/include/llvm/IntrinsicsARM.td
+++ b/include/llvm/IntrinsicsARM.td
@@ -1,10 +1,10 @@
 //===- IntrinsicsARM.td - Defines ARM intrinsics -----------*- tablegen -*-===//
-// 
+//
 //                     The LLVM Compiler Infrastructure
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
-// 
+//
 //===----------------------------------------------------------------------===//
 //
 // This file defines all of the ARM-specific intrinsics.
diff --git a/include/llvm/IntrinsicsPTX.td b/include/llvm/IntrinsicsPTX.td
new file mode 100644
index 0000000000..ec291e467e
--- /dev/null
+++ b/include/llvm/IntrinsicsPTX.td
@@ -0,0 +1,32 @@
+//===- IntrinsicsPTX.td - Defines PTX intrinsics -----------*- tablegen -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file defines all of the PTX-specific intrinsics.
+//
+//===----------------------------------------------------------------------===//
+
+let TargetPrefix = "ptx" in {
+  multiclass PTXReadSpecialRegisterIntrinsic {
+    def _r64   : Intrinsic<[llvm_i64_ty],   [], [IntrNoMem]>;
+    def _v4i16 : Intrinsic<[llvm_v4i16_ty], [], [IntrNoMem]>;
+  }
+
+  multiclass PTXReadSpecialSubRegisterIntrinsic {
+    def _x : Intrinsic<[llvm_i16_ty], [], [IntrNoMem]>;
+    def _y : Intrinsic<[llvm_i16_ty], [], [IntrNoMem]>;
+    def _z : Intrinsic<[llvm_i16_ty], [], [IntrNoMem]>;
+    def _w : Intrinsic<[llvm_i16_ty], [], [IntrNoMem]>;
+  }
+}
+
+defm int_ptx_read_tid : PTXReadSpecialRegisterIntrinsic;
+defm int_ptx_read_tid : PTXReadSpecialSubRegisterIntrinsic;
+
+let TargetPrefix = "ptx" in
+  def int_ptx_bar_sync : Intrinsic<[], [llvm_i32_ty], []>;