From 8fe95356dd487a79145ec07a9f46cd743b4c9bdd Mon Sep 17 00:00:00 2001
From: Jim Grosbach <grosbach@apple.com>
Date: Thu, 30 Oct 2008 23:44:39 +0000
Subject: [PATCH] Revert errant deletion. The target needs to be able to
 specify that it doesn't want the generic constant pool to be emitted.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@58475 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/llvm/Target/TargetJITInfo.h    | 3 +++
 lib/ExecutionEngine/JIT/JITEmitter.cpp | 5 +++++
 2 files changed, 8 insertions(+)

diff --git a/include/llvm/Target/TargetJITInfo.h b/include/llvm/Target/TargetJITInfo.h
index 142f0efbd3f..09ef15eb49f 100644
--- a/include/llvm/Target/TargetJITInfo.h
+++ b/include/llvm/Target/TargetJITInfo.h
@@ -107,6 +107,9 @@ namespace llvm {
     // JIT to manage a GOT for it.
     bool needsGOT() const { return useGOT; }
 
+    /// hasCustomConstantPool - Allows a target to specify that constant
+    /// pool address resolution is handled by the target.
+    virtual bool hasCustomConstantPool() const { return false; }
   protected:
     bool useGOT;
   };
diff --git a/lib/ExecutionEngine/JIT/JITEmitter.cpp b/lib/ExecutionEngine/JIT/JITEmitter.cpp
index 73346fe99e5..9f020e3ae37 100644
--- a/lib/ExecutionEngine/JIT/JITEmitter.cpp
+++ b/lib/ExecutionEngine/JIT/JITEmitter.cpp
@@ -1013,6 +1013,11 @@ void* JITEmitter::allocateSpace(intptr_t Size, unsigned Alignment) {
 }
 
 void JITEmitter::emitConstantPool(MachineConstantPool *MCP) {
+  if (TheJIT->getJITInfo().hasCustomConstantPool()) {
+    DOUT << "JIT: Target has custom constant pool handling. Omitting standard "
+            "constant pool\n";
+    return;
+  }
   const std::vector<MachineConstantPoolEntry> &Constants = MCP->getConstants();
   if (Constants.empty()) return;