-//===- X86JITInfo.h - X86 implementation of the JIT interface --*- C++ -*-===//
+//===-- X86JITInfo.h - X86 implementation of the JIT interface --*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
#ifndef X86JITINFO_H
#define X86JITINFO_H
+#include "llvm/Function.h"
+#include "llvm/CodeGen/JITCodeEmitter.h"
#include "llvm/Target/TargetJITInfo.h"
namespace llvm {
class X86TargetMachine;
+ class X86Subtarget;
class X86JITInfo : public TargetJITInfo {
X86TargetMachine &TM;
- intptr_t PICBase;
+ const X86Subtarget *Subtarget;
+ uintptr_t PICBase;
+ char* TLSOffset;
public:
- X86JITInfo(X86TargetMachine &tm) : TM(tm) {useGOT = 0;}
+ explicit X86JITInfo(X86TargetMachine &tm);
/// replaceMachineCodeForFunction - Make it so that calling the function
/// whose machine code is at OLD turns into a call to NEW, perhaps by
///
virtual void replaceMachineCodeForFunction(void *Old, void *New);
- /// emitGlobalValueLazyPtr - Use the specified MachineCodeEmitter object to
- /// emit a lazy pointer which contains the address of the specified GV.
- virtual void *emitGlobalValueLazyPtr(void *GV, MachineCodeEmitter &MCE);
+ /// emitGlobalValueIndirectSym - Use the specified JITCodeEmitter object
+ /// to emit an indirect symbol which contains the address of the specified
+ /// ptr.
+ virtual void *emitGlobalValueIndirectSym(const GlobalValue* GV, void *ptr,
+ JITCodeEmitter &JCE);
- /// emitFunctionStub - Use the specified MachineCodeEmitter object to emit a
+ // getStubLayout - Returns the size and alignment of the largest call stub
+ // on X86.
+ 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(void *Fn, MachineCodeEmitter &MCE);
+ virtual void *emitFunctionStub(const Function* F, void *Target,
+ JITCodeEmitter &JCE);
/// getPICJumpTableEntry - Returns the value of the jumptable entry for the
/// specific basic block.
- virtual intptr_t getPICJumpTableEntry(intptr_t BB, intptr_t JTBase);
+ virtual uintptr_t getPICJumpTableEntry(uintptr_t BB, uintptr_t JTBase);
/// getLazyResolverFunction - Expose the lazy resolver to the JIT.
virtual LazyResolverFn getLazyResolverFunction(JITCompilerFn);
virtual void relocate(void *Function, MachineRelocation *MR,
unsigned NumRelocs, unsigned char* GOTBase);
+ /// allocateThreadLocalMemory - Each target has its own way of
+ /// handling thread local variables. This method returns a value only
+ /// meaningful to the target.
+ virtual char* allocateThreadLocalMemory(size_t size);
+
/// setPICBase / getPICBase - Getter / setter of PICBase, used to compute
/// PIC jumptable entry.
- void setPICBase(intptr_t Base) { PICBase = Base; }
- intptr_t getPICBase() const { return PICBase; }
+ void setPICBase(uintptr_t Base) { PICBase = Base; }
+ uintptr_t getPICBase() const { return PICBase; }
};
}