-//===-- X86AsmPrinter.h - Convert X86 LLVM code to Intel assembly ---------===//
+//===-- X86AsmPrinter.h - X86 implementation of AsmPrinter ------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
-// This file was developed by the LLVM research group and is distributed under
-// the University of Illinois Open Source License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file the shared super class printer that converts from our internal
-// representation of machine-dependent LLVM code to Intel and AT&T format
-// assembly language. This printer is the output mechanism used by `llc'.
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef X86ASMPRINTER_H
#define X86ASMPRINTER_H
-#include "X86.h"
+#include "X86Subtarget.h"
#include "llvm/CodeGen/AsmPrinter.h"
-#include "llvm/ADT/Statistic.h"
-#include <set>
-
+#include "llvm/CodeGen/StackMaps.h"
+#include "llvm/Target/TargetMachine.h"
namespace llvm {
-namespace x86 {
+class MCStreamer;
+class MCSymbol;
-extern Statistic<> EmittedInsts;
+class LLVM_LIBRARY_VISIBILITY X86AsmPrinter : public AsmPrinter {
+ const X86Subtarget *Subtarget;
+ StackMaps SM;
-struct X86SharedAsmPrinter : public AsmPrinter {
- X86SharedAsmPrinter(std::ostream &O, TargetMachine &TM)
- : AsmPrinter(O, TM), forDarwin(false) { }
+ void GenerateExportDirective(const MCSymbol *Sym, bool IsData);
- bool doInitialization(Module &M);
- bool doFinalization(Module &M);
- void EmitXXStructorList(Constant *List);
+ public:
+ explicit X86AsmPrinter(TargetMachine &TM, MCStreamer &Streamer)
+ : AsmPrinter(TM, Streamer), SM(*this) {
+ Subtarget = &TM.getSubtarget<X86Subtarget>();
+ }
- bool forDarwin; // FIXME: eliminate.
+ const char *getPassName() const override {
+ return "X86 Assembly / Object Emitter";
+ }
- // Necessary for Darwin to print out the apprioriate types of linker stubs
- std::set<std::string> FnStubs, GVStubs, LinkOnceStubs;
+ const X86Subtarget &getSubtarget() const { return *Subtarget; }
- inline static bool isScale(const MachineOperand &MO) {
- return MO.isImmediate() &&
- (MO.getImmedValue() == 1 || MO.getImmedValue() == 2 ||
- MO.getImmedValue() == 4 || MO.getImmedValue() == 8);
- }
+ void EmitStartOfAsmFile(Module &M) override;
- inline static bool isMem(const MachineInstr *MI, unsigned Op) {
- if (MI->getOperand(Op).isFrameIndex()) return true;
- if (MI->getOperand(Op).isConstantPoolIndex()) return true;
- return Op+4 <= MI->getNumOperands() &&
- MI->getOperand(Op ).isRegister() && isScale(MI->getOperand(Op+1)) &&
- MI->getOperand(Op+2).isRegister() && (MI->getOperand(Op+3).isImmediate()||
- MI->getOperand(Op+3).isGlobalAddress());
- }
+ void EmitEndOfAsmFile(Module &M) override;
+
+ void EmitInstruction(const MachineInstr *MI) override;
+
+ bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
+ unsigned AsmVariant, const char *ExtraCode,
+ raw_ostream &OS) override;
+ bool PrintAsmMemoryOperand(const MachineInstr *MI, unsigned OpNo,
+ unsigned AsmVariant, const char *ExtraCode,
+ raw_ostream &OS) override;
+
+ bool runOnMachineFunction(MachineFunction &F) override;
};
-} // end namespace x86
} // end namespace llvm
#endif