Add support to tablegen for auto-generating arm_neon.h from a tablegen description
of the intrinsics. The goal is to auto-generate both support for GCC-style (vector)
and ARM-style (struct of vector) intrinsics.
This is work in progress, but will be completed soon.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104910 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/NeonEmitter.h b/utils/TableGen/NeonEmitter.h
new file mode 100644
index 0000000..dc20794
--- /dev/null
+++ b/utils/TableGen/NeonEmitter.h
@@ -0,0 +1,34 @@
+//===- NeonEmitter.h - Generate arm_neon.h for use with clang ---*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This tablegen backend is responsible for emitting arm_neon.h, which includes
+// a declaration and definition of each function specified by the ARM NEON
+// compiler interface. See ARM document DUI0348B.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef NEON_EMITTER_H
+#define NEON_EMITTER_H
+
+#include "TableGenBackend.h"
+
+namespace llvm {
+
+ class NeonEmitter : public TableGenBackend {
+ RecordKeeper &Records;
+ public:
+ NeonEmitter(RecordKeeper &R) : Records(R) {}
+
+ // runHeader - Emit a header file that allows use of the instruction table.
+ void run(raw_ostream &o);
+ };
+
+} // End llvm namespace
+
+#endif