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-rw-r--r--include/llvm/CodeGen/JITCodeEmitter.h7
-rw-r--r--include/llvm/CodeGen/MachineCodeEmitter.h7
-rw-r--r--include/llvm/CodeGen/ObjectCodeEmitter.h7
3 files changed, 21 insertions, 0 deletions
diff --git a/include/llvm/CodeGen/JITCodeEmitter.h b/include/llvm/CodeGen/JITCodeEmitter.h
index 5ce6e83e56..c3f95b4198 100644
--- a/include/llvm/CodeGen/JITCodeEmitter.h
+++ b/include/llvm/CodeGen/JITCodeEmitter.h
@@ -289,6 +289,13 @@ public:
return CurBufferPtr-BufferBegin;
}
+ /// earlyResolveAddresses - True if the code emitter can use symbol addresses
+ /// during code emission time. The JIT is capable of doing this because it
+ /// creates jump tables or constant pools in memory on the fly while the
+ /// object code emitters rely on a linker to have real addresses and should
+ /// use relocations instead.
+ bool earlyResolveAddresses() const { return true; }
+
/// addRelocation - Whenever a relocatable address is needed, it should be
/// noted with this interface.
virtual void addRelocation(const MachineRelocation &MR) = 0;
diff --git a/include/llvm/CodeGen/MachineCodeEmitter.h b/include/llvm/CodeGen/MachineCodeEmitter.h
index 20a9ad78e7..707b020f95 100644
--- a/include/llvm/CodeGen/MachineCodeEmitter.h
+++ b/include/llvm/CodeGen/MachineCodeEmitter.h
@@ -280,6 +280,13 @@ public:
return CurBufferPtr-BufferBegin;
}
+ /// earlyResolveAddresses - True if the code emitter can use symbol addresses
+ /// during code emission time. The JIT is capable of doing this because it
+ /// creates jump tables or constant pools in memory on the fly while the
+ /// object code emitters rely on a linker to have real addresses and should
+ /// use relocations instead.
+ virtual bool earlyResolveAddresses() const = 0;
+
/// addRelocation - Whenever a relocatable address is needed, it should be
/// noted with this interface.
virtual void addRelocation(const MachineRelocation &MR) = 0;
diff --git a/include/llvm/CodeGen/ObjectCodeEmitter.h b/include/llvm/CodeGen/ObjectCodeEmitter.h
index 4ed061609b..8252e07d84 100644
--- a/include/llvm/CodeGen/ObjectCodeEmitter.h
+++ b/include/llvm/CodeGen/ObjectCodeEmitter.h
@@ -109,6 +109,13 @@ public:
/// noted with this interface.
void addRelocation(const MachineRelocation& relocation);
+ /// earlyResolveAddresses - True if the code emitter can use symbol addresses
+ /// during code emission time. The JIT is capable of doing this because it
+ /// creates jump tables or constant pools in memory on the fly while the
+ /// object code emitters rely on a linker to have real addresses and should
+ /// use relocations instead.
+ bool earlyResolveAddresses() const { return false; }
+
/// startFunction - This callback is invoked when the specified function is
/// about to be code generated. This initializes the BufferBegin/End/Ptr
/// fields.