1 files changed, 72 insertions, 0 deletions
diff --git a/include/llvm/Target/TargetOpcodes.h b/include/llvm/Target/TargetOpcodes.h
new file mode 100644
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+++ b/include/llvm/Target/TargetOpcodes.h
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+//===-- llvm/Target/TargetOpcodes.h - Target Indep Opcodes ------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file defines the target independent instruction opcodes.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_TARGET_TARGETOPCODES_H
+#define LLVM_TARGET_TARGETOPCODES_H
+
+namespace llvm {
+  
+// Invariant opcodes: All instruction sets have these as their low opcodes.
+namespace TargetOpcode {
+  enum { 
+    PHI = 0,
+    INLINEASM = 1,
+    DBG_LABEL = 2,
+    EH_LABEL = 3,
+    GC_LABEL = 4,
+    
+    /// KILL - This instruction is a noop that is used only to adjust the
+    /// liveness of registers. This can be useful when dealing with
+    /// sub-registers.
+    KILL = 5,
+    
+    /// EXTRACT_SUBREG - This instruction takes two operands: a register
+    /// that has subregisters, and a subregister index. It returns the
+    /// extracted subregister value. This is commonly used to implement
+    /// truncation operations on target architectures which support it.
+    EXTRACT_SUBREG = 6,
+    
+    /// INSERT_SUBREG - This instruction takes three operands: a register
+    /// that has subregisters, a register providing an insert value, and a
+    /// subregister index. It returns the value of the first register with
+    /// the value of the second register inserted. The first register is
+    /// often defined by an IMPLICIT_DEF, as is commonly used to implement
+    /// anyext operations on target architectures which support it.
+    INSERT_SUBREG = 7,
+    
+    /// IMPLICIT_DEF - This is the MachineInstr-level equivalent of undef.
+    IMPLICIT_DEF = 8,
+    
+    /// SUBREG_TO_REG - This instruction is similar to INSERT_SUBREG except
+    /// that the first operand is an immediate integer constant. This constant
+    /// is often zero, as is commonly used to implement zext operations on
+    /// target architectures which support it, such as with x86-64 (with
+    /// zext from i32 to i64 via implicit zero-extension).
+    SUBREG_TO_REG = 9,
+    
+    /// COPY_TO_REGCLASS - This instruction is a placeholder for a plain
+    /// register-to-register copy into a specific register class. This is only
+    /// used between instruction selection and MachineInstr creation, before
+    /// virtual registers have been created for all the instructions, and it's
+    /// only needed in cases where the register classes implied by the
+    /// instructions are insufficient. The actual MachineInstrs to perform
+    /// the copy are emitted with the TargetInstrInfo::copyRegToReg hook.
+    COPY_TO_REGCLASS = 10,
+    
+    // DBG_VALUE - a mapping of the llvm.dbg.value intrinsic
+    DBG_VALUE = 11
+  };
+} // end namespace TargetOpcode
+} // end namespace llvm
+
+#endif