-//===-- X86AsmPrinter.h - Convert X86 LLVM code to Intel assembly ---------===//
+//===-- X86AsmPrinter.h - Convert X86 LLVM code to assembly -----*- 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 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'.
+// AT&T assembly code printer class.
//
//===----------------------------------------------------------------------===//
#define X86ASMPRINTER_H
#include "X86.h"
+#include "X86MachineFunctionInfo.h"
#include "X86TargetMachine.h"
#include "llvm/CodeGen/AsmPrinter.h"
-#include "llvm/CodeGen/DwarfWriter.h"
-#include "llvm/CodeGen/MachineDebugInfo.h"
-#include "llvm/ADT/Statistic.h"
-#include <set>
-
+#include "llvm/CodeGen/MachineModuleInfo.h"
+#include "llvm/CodeGen/ValueTypes.h"
+#include "llvm/Support/Compiler.h"
namespace llvm {
-extern Statistic<> EmittedInsts;
-
-// FIXME: Move this to CodeGen/AsmPrinter.h
-namespace PICStyle {
- enum X86AsmPICStyle {
- Stub, GOT
- };
-}
-
-struct VISIBILITY_HIDDEN X86SharedAsmPrinter : public AsmPrinter {
- DwarfWriter DW;
+class MachineJumpTableInfo;
+class MCContext;
+class MCInst;
+class MCStreamer;
+class MCSymbol;
- X86SharedAsmPrinter(std::ostream &O, X86TargetMachine &TM,
- const TargetAsmInfo *T)
- : AsmPrinter(O, TM, T), DW(O, this, T), X86PICStyle(PICStyle::GOT) {
+class LLVM_LIBRARY_VISIBILITY X86AsmPrinter : public AsmPrinter {
+ const X86Subtarget *Subtarget;
+ public:
+ explicit X86AsmPrinter(TargetMachine &TM, MCStreamer &Streamer)
+ : AsmPrinter(TM, Streamer) {
Subtarget = &TM.getSubtarget<X86Subtarget>();
}
- bool doInitialization(Module &M);
- bool doFinalization(Module &M);
-
- void getAnalysisUsage(AnalysisUsage &AU) const {
- AU.setPreservesAll();
- if (Subtarget->isTargetDarwin()) {
- AU.addRequired<MachineDebugInfo>();
- }
- MachineFunctionPass::getAnalysisUsage(AU);
+ virtual const char *getPassName() const {
+ return "X86 AT&T-Style Assembly Printer";
}
-
- PICStyle::X86AsmPICStyle X86PICStyle;
- const X86Subtarget *Subtarget;
+ const X86Subtarget &getSubtarget() const { return *Subtarget; }
- // Necessary for Darwin to print out the apprioriate types of linker stubs
- std::set<std::string> FnStubs, GVStubs, LinkOnceStubs;
+ virtual void EmitStartOfAsmFile(Module &M);
- // Necessary for dllexport support
- std::set<std::string> DLLExportedFns, DLLExportedGVs;
+ virtual void EmitEndOfAsmFile(Module &M);
- inline static bool isScale(const MachineOperand &MO) {
- return MO.isImmediate() &&
- (MO.getImmedValue() == 1 || MO.getImmedValue() == 2 ||
- MO.getImmedValue() == 4 || MO.getImmedValue() == 8);
- }
+ virtual void EmitInstruction(const MachineInstr *MI);
+
+ void printSymbolOperand(const MachineOperand &MO, raw_ostream &O);
+
+ // These methods are used by the tablegen'erated instruction printer.
+ void printOperand(const MachineInstr *MI, unsigned OpNo, raw_ostream &O,
+ const char *Modifier = 0);
+ void print_pcrel_imm(const MachineInstr *MI, unsigned OpNo, raw_ostream &O);
+
+ bool printAsmMRegister(const MachineOperand &MO, char Mode, raw_ostream &O);
+ bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
+ unsigned AsmVariant, const char *ExtraCode,
+ raw_ostream &OS);
+ bool PrintAsmMemoryOperand(const MachineInstr *MI, unsigned OpNo,
+ unsigned AsmVariant, const char *ExtraCode,
+ raw_ostream &OS);
+
+ void printMachineInstruction(const MachineInstr *MI);
+ void printSSECC(const MachineInstr *MI, unsigned Op, raw_ostream &O);
+ void printMemReference(const MachineInstr *MI, unsigned Op, raw_ostream &O,
+ const char *Modifier=NULL);
+ void printLeaMemReference(const MachineInstr *MI, unsigned Op, raw_ostream &O,
+ const char *Modifier=NULL);
+
+ void printPICLabel(const MachineInstr *MI, unsigned Op, raw_ostream &O);
+
+ bool runOnMachineFunction(MachineFunction &F);
+
+ void PrintDebugValueComment(const MachineInstr *MI, raw_ostream &OS);
- inline static bool isMem(const MachineInstr *MI, unsigned Op) {
- if (MI->getOperand(Op).isFrameIndex()) 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() ||
- MI->getOperand(Op+3).isConstantPoolIndex() ||
- MI->getOperand(Op+3).isJumpTableIndex());
- }
+ MachineLocation getDebugValueLocation(const MachineInstr *MI) const;
};
} // end namespace llvm