aboutsummaryrefslogtreecommitdiffstats
path: root/lib/Target/Sparc/SparcJITInfo.h
diff options
context:
space:
mode:
Diffstat (limited to 'lib/Target/Sparc/SparcJITInfo.h')
-rw-r--r--lib/Target/Sparc/SparcJITInfo.h67
1 files changed, 67 insertions, 0 deletions
diff --git a/lib/Target/Sparc/SparcJITInfo.h b/lib/Target/Sparc/SparcJITInfo.h
new file mode 100644
index 0000000..9c6e488
--- /dev/null
+++ b/lib/Target/Sparc/SparcJITInfo.h
@@ -0,0 +1,67 @@
+//==- SparcJITInfo.h - Sparc Implementation of the JIT Interface -*- C++ -*-==//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file contains the declaration of the SparcJITInfo class.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef SPARCJITINFO_H
+#define SPARCJITINFO_H
+
+#include "llvm/CodeGen/MachineConstantPool.h"
+#include "llvm/CodeGen/MachineFunction.h"
+#include "llvm/Target/TargetJITInfo.h"
+
+namespace llvm {
+class SparcTargetMachine;
+
+class SparcJITInfo : public TargetJITInfo {
+
+ bool IsPIC;
+
+ public:
+ explicit SparcJITInfo()
+ : IsPIC(false) {}
+
+ /// replaceMachineCodeForFunction - Make it so that calling the function
+ /// whose machine code is at OLD turns into a call to NEW, perhaps by
+ /// overwriting OLD with a branch to NEW. This is used for self-modifying
+ /// code.
+ ///
+ virtual void replaceMachineCodeForFunction(void *Old, void *New);
+
+ // getStubLayout - Returns the size and alignment of the largest call stub
+ // on Sparc.
+ virtual StubLayout getStubLayout();
+
+
+ /// emitFunctionStub - Use the specified JITCodeEmitter object to emit a
+ /// small native function that simply calls the function at the specified
+ /// address.
+ virtual void *emitFunctionStub(const Function *F, void *Fn,
+ JITCodeEmitter &JCE);
+
+ /// getLazyResolverFunction - Expose the lazy resolver to the JIT.
+ virtual LazyResolverFn getLazyResolverFunction(JITCompilerFn);
+
+ /// relocate - Before the JIT can run a block of code that has been emitted,
+ /// it must rewrite the code to contain the actual addresses of any
+ /// referenced global symbols.
+ virtual void relocate(void *Function, MachineRelocation *MR,
+ unsigned NumRelocs, unsigned char *GOTBase);
+
+ /// Initialize - Initialize internal stage for the function being JITted.
+ void Initialize(const MachineFunction &MF, bool isPIC) {
+ IsPIC = isPIC;
+ }
+
+};
+}
+
+#endif