1 //===-- X86.h - Top-level interface for X86 representation ------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file contains the entry points for global functions defined in the x86
11 // target library, as used by the LLVM JIT.
13 //===----------------------------------------------------------------------===//
22 class X86TargetMachine;
24 class MachineCodeEmitter;
26 /// createX86ISelDag - This pass converts a legalized DAG into a
27 /// X86-specific DAG, ready for instruction scheduling.
29 FunctionPass *createX86ISelDag(X86TargetMachine &TM, bool Fast);
31 /// createX86FloatingPointStackifierPass - This function returns a pass which
32 /// converts floating point register references and pseudo instructions into
33 /// floating point stack references and physical instructions.
35 FunctionPass *createX86FloatingPointStackifierPass();
37 /// createX86CodePrinterPass - Returns a pass that prints the X86
38 /// assembly code for a MachineFunction to the given output stream,
39 /// using the given target machine description.
41 FunctionPass *createX86CodePrinterPass(std::ostream &o, X86TargetMachine &tm);
43 /// createX86CodeEmitterPass - Return a pass that emits the collected X86 code
44 /// to the specified MCE object.
45 FunctionPass *createX86CodeEmitterPass(X86TargetMachine &TM,
46 MachineCodeEmitter &MCE);
48 /// createX86EmitCodeToMemory - Returns a pass that converts a register
49 /// allocated function into raw machine code in a dynamically
50 /// allocated chunk of memory.
52 FunctionPass *createEmitX86CodeToMemory();
54 /// createX86MaxStackAlignmentCalculatorPass - This function returns a pass which
55 /// calculates maximal stack alignment required for function
57 FunctionPass *createX86MaxStackAlignmentCalculatorPass();
59 } // End llvm namespace
61 // Defines symbolic names for X86 registers. This defines a mapping from
62 // register name to register number.
64 #include "X86GenRegisterNames.inc"
66 // Defines symbolic names for the X86 instructions.
68 #include "X86GenInstrNames.inc"