MachineCombiner Pass for selecting faster instruction

[oota-llvm.git] / lib / Target / AArch64 / AArch64MachineCombinerPattern.h

diff --git a/lib/Target/AArch64/AArch64MachineCombinerPattern.h b/lib/Target/AArch64/AArch64MachineCombinerPattern.h
new file mode 100644 (file)
index 0000000..568ce89
--- /dev/null
+++ b/lib/Target/AArch64/AArch64MachineCombinerPattern.h
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+//===- AArch64MachineCombinerPattern.h                                    -===//
+//===- AArch64 instruction pattern supported by combiner                  -===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file defines instruction pattern supported by combiner
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_TARGET_AArch64MACHINECOMBINERPATTERN_H
+#define LLVM_TARGET_AArch64MACHINECOMBINERPATTERN_H
+
+namespace llvm {
+
+/// Enumeration of instruction pattern supported by machine combiner
+///
+///
+namespace MachineCombinerPattern {
+enum MC_PATTERN : int {
+  MC_NONE = 0,
+  MC_MULADDW_OP1 = 1,
+  MC_MULADDW_OP2 = 2,
+  MC_MULSUBW_OP1 = 3,
+  MC_MULSUBW_OP2 = 4,
+  MC_MULADDWI_OP1 = 5,
+  MC_MULSUBWI_OP1 = 6,
+  MC_MULADDX_OP1 = 7,
+  MC_MULADDX_OP2 = 8,
+  MC_MULSUBX_OP1 = 9,
+  MC_MULSUBX_OP2 = 10,
+  MC_MULADDXI_OP1 = 11,
+  MC_MULSUBXI_OP1 = 12
+};
+} // end namespace MachineCombinerPattern
+} // end namespace llvm
+
+#endif