//
// 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.
//
//===----------------------------------------------------------------------===//
//
#ifndef TARGET_X86_H
#define TARGET_X86_H
-#include <iosfwd>
-
namespace llvm {
-class TargetMachine;
+class X86TargetMachine;
class FunctionPass;
-class IntrinsicLowering;
-
-enum X86VectorEnum {
- NoSSE, SSE, SSE2, SSE3
-};
-
-extern X86VectorEnum X86Vector;
-extern bool X86ScalarSSE;
-
-/// createX86SimpleInstructionSelector - This pass converts an LLVM function
-/// into a machine code representation in a very simple peep-hole fashion. The
-/// generated code sucks but the implementation is nice and simple.
-///
-FunctionPass *createX86SimpleInstructionSelector(TargetMachine &TM);
-
-/// createX86PatternInstructionSelector - This pass converts an LLVM function
-/// into a machine code representation in a more aggressive way.
-///
-FunctionPass *createX86PatternInstructionSelector(TargetMachine &TM);
-
-/// createX86SSAPeepholeOptimizerPass - Create a pass to perform SSA-based X86
-/// specific peephole optimizations.
-///
-FunctionPass *createX86SSAPeepholeOptimizerPass();
+class MachineCodeEmitter;
+class raw_ostream;
-/// createX86PeepholeOptimizer - Create a pass to perform X86 specific peephole
-/// optimizations.
+/// createX86ISelDag - This pass converts a legalized DAG into a
+/// X86-specific DAG, ready for instruction scheduling.
///
-FunctionPass *createX86PeepholeOptimizerPass();
-
-/// createX86FloatingPointKiller - This function returns a pass which
-/// kills every floating point register at the end of each basic block
-/// because our FloatingPointStackifier cannot handle them.
-///
-FunctionPass *createX86FloatingPointKillerPass();
+FunctionPass *createX86ISelDag(X86TargetMachine &TM, bool Fast);
/// createX86FloatingPointStackifierPass - This function returns a pass which
/// converts floating point register references and pseudo instructions into
///
FunctionPass *createX86FloatingPointStackifierPass();
-/// createX86CodePrinterPass - Returns a pass that prints the X86
-/// assembly code for a MachineFunction to the given output stream,
-/// using the given target machine description. This should work
-/// regardless of whether the function is in SSA form.
+/// createX87FPRegKillInserterPass - This function returns a pass which
+/// inserts FP_REG_KILL instructions where needed.
///
-FunctionPass *createX86CodePrinterPass(std::ostream &o,TargetMachine &tm);
+FunctionPass *createX87FPRegKillInserterPass();
-/// createX86ELFObjectWriterPass - Returns a pass that outputs the generated
-/// code as an ELF object file.
+/// createX86CodePrinterPass - Returns a pass that prints the X86
+/// assembly code for a MachineFunction to the given output stream,
+/// using the given target machine description.
///
-FunctionPass *createX86ELFObjectWriterPass(std::ostream &o, TargetMachine &tm);
+FunctionPass *createX86CodePrinterPass(raw_ostream &o, X86TargetMachine &tm);
+/// createX86CodeEmitterPass - Return a pass that emits the collected X86 code
+/// to the specified MCE object.
+FunctionPass *createX86CodeEmitterPass(X86TargetMachine &TM,
+ MachineCodeEmitter &MCE);
/// createX86EmitCodeToMemory - Returns a pass that converts a register
/// allocated function into raw machine code in a dynamically
///
FunctionPass *createEmitX86CodeToMemory();
+/// createX86MaxStackAlignmentCalculatorPass - This function returns a pass which
+/// calculates maximal stack alignment required for function
+///
+FunctionPass *createX86MaxStackAlignmentCalculatorPass();
+
} // End llvm namespace
// Defines symbolic names for X86 registers. This defines a mapping from