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 //===----------------------------------------------------------------------===//
20 class X86TargetMachine;
22 class MachineCodeEmitter;
25 /// createX86ISelDag - This pass converts a legalized DAG into a
26 /// X86-specific DAG, ready for instruction scheduling.
28 FunctionPass *createX86ISelDag(X86TargetMachine &TM, bool Fast);
30 /// createX86FloatingPointStackifierPass - This function returns a pass which
31 /// converts floating point register references and pseudo instructions into
32 /// floating point stack references and physical instructions.
34 FunctionPass *createX86FloatingPointStackifierPass();
36 /// createX87FPRegKillInserterPass - This function returns a pass which
37 /// inserts FP_REG_KILL instructions where needed.
39 FunctionPass *createX87FPRegKillInserterPass();
41 /// createX86CodePrinterPass - Returns a pass that prints the X86
42 /// assembly code for a MachineFunction to the given output stream,
43 /// using the given target machine description.
45 FunctionPass *createX86CodePrinterPass(raw_ostream &o,
47 bool fast, bool Verbose);
49 /// createX86CodeEmitterPass - Return a pass that emits the collected X86 code
50 /// to the specified MCE object.
51 FunctionPass *createX86CodeEmitterPass(X86TargetMachine &TM,
52 MachineCodeEmitter &MCE);
54 /// createX86EmitCodeToMemory - Returns a pass that converts a register
55 /// allocated function into raw machine code in a dynamically
56 /// allocated chunk of memory.
58 FunctionPass *createEmitX86CodeToMemory();
60 /// createX86MaxStackAlignmentCalculatorPass - This function returns a pass which
61 /// calculates maximal stack alignment required for function
63 FunctionPass *createX86MaxStackAlignmentCalculatorPass();
65 } // End llvm namespace
67 // Defines symbolic names for X86 registers. This defines a mapping from
68 // register name to register number.
70 #include "X86GenRegisterNames.inc"
72 // Defines symbolic names for the X86 instructions.
74 #include "X86GenInstrNames.inc"