Let's start another backend :)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75909 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 60 insertions, 0 deletions

diff --git a/lib/Target/SystemZ/SystemZ.td b/lib/Target/SystemZ/SystemZ.td
new file mode 100644
index 0000000..a062dc6
--- /dev/null
+++ b/lib/Target/SystemZ/SystemZ.td
@@ -0,0 +1,60 @@
+//===- SystemZ.td - Describe the SystemZ Target Machine ------*- tblgen -*-==//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source 
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+// This is the top level entry point for the SystemZ target.
+//===----------------------------------------------------------------------===//
+
+//===----------------------------------------------------------------------===//
+// Target-independent interfaces
+//===----------------------------------------------------------------------===//
+
+include "llvm/Target/Target.td"
+
+//===----------------------------------------------------------------------===//
+// Subtarget Features. 
+//===----------------------------------------------------------------------===//
+def FeatureX
+ : SubtargetFeature<"dummy", "DummyFeature", "true",
+                    "Some feature">;
+
+//===----------------------------------------------------------------------===//
+// SystemZ supported processors.
+//===----------------------------------------------------------------------===//
+class Proc<string Name, list<SubtargetFeature> Features>
+ : Processor<Name, NoItineraries, Features>;
+
+def : Proc<"generic",         []>;
+
+//===----------------------------------------------------------------------===//
+// Register File Description
+//===----------------------------------------------------------------------===//
+
+include "SystemZRegisterInfo.td"
+
+//===----------------------------------------------------------------------===//
+// Calling Convention Description
+//===----------------------------------------------------------------------===//
+
+include "SystemZCallingConv.td"
+
+//===----------------------------------------------------------------------===//
+// Instruction Descriptions
+//===----------------------------------------------------------------------===//
+
+include "SystemZInstrInfo.td"
+
+def SystemZInstrInfo : InstrInfo {} 
+
+//===----------------------------------------------------------------------===//
+// Target Declaration
+//===----------------------------------------------------------------------===//
+
+def SystemZ : Target {
+  let InstructionSet = SystemZInstrInfo;
+}
+