From: Chris Lattner <sabre@nondot.org>
Date: Sun, 15 Dec 2002 22:16:08 +0000 (+0000)
Subject: Export well known instruction opcodes usable by target independant passes
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=70535c608d88ce25fb992dba3b6d3d0176153a09;p=llvm

Export well known instruction opcodes usable by target independant passes


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5063 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/llvm/Target/MachineInstrInfo.h b/include/llvm/Target/MachineInstrInfo.h
index f4a6a7714cc..ea16d3dfd8f 100644
--- a/include/llvm/Target/MachineInstrInfo.h
+++ b/include/llvm/Target/MachineInstrInfo.h
@@ -85,6 +85,12 @@ public:
   MachineInstrInfo(const MachineInstrDescriptor *desc, unsigned descSize,
 		   unsigned numRealOpCodes);
   virtual ~MachineInstrInfo();
+
+  // Invariant: All instruction sets use opcode #0 as the PHI instruction and
+  // opcode #1 as the noop instruction.
+  enum {
+    PHI = 0, NOOP = 1
+  };
   
   unsigned getNumRealOpCodes()  const { return numRealOpCodes; }
   unsigned getNumTotalOpCodes() const { return descSize; }
diff --git a/include/llvm/Target/TargetInstrInfo.h b/include/llvm/Target/TargetInstrInfo.h
index f4a6a7714cc..ea16d3dfd8f 100644
--- a/include/llvm/Target/TargetInstrInfo.h
+++ b/include/llvm/Target/TargetInstrInfo.h
@@ -85,6 +85,12 @@ public:
   MachineInstrInfo(const MachineInstrDescriptor *desc, unsigned descSize,
 		   unsigned numRealOpCodes);
   virtual ~MachineInstrInfo();
+
+  // Invariant: All instruction sets use opcode #0 as the PHI instruction and
+  // opcode #1 as the noop instruction.
+  enum {
+    PHI = 0, NOOP = 1
+  };
   
   unsigned getNumRealOpCodes()  const { return numRealOpCodes; }
   unsigned getNumTotalOpCodes() const { return descSize; }