Revert errant deletion. The target needs to be able to specify that it doesn't want the generic constant pool to be emitted.

llvm-svn: 58475

2 files changed, 8 insertions, 0 deletions

diff --git a/llvm/include/llvm/Target/TargetJITInfo.h b/llvm/include/llvm/Target/TargetJITInfo.h
index 142f0efbd3f..09ef15eb49f 100644
--- a/llvm/include/llvm/Target/TargetJITInfo.h
+++ b/llvm/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/llvm/lib/ExecutionEngine/JIT/JITEmitter.cpp b/llvm/lib/ExecutionEngine/JIT/JITEmitter.cpp
index 73346fe99e5..9f020e3ae37 100644
--- a/llvm/lib/ExecutionEngine/JIT/JITEmitter.cpp
+++ b/llvm/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;