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Chris Lattner72614082002-10-25 22:55:53 +00001//===-- X86.h - Top-level interface for X86 representation ------*- C++ -*-===//
2//
3// This file contains the entry points for global functions defined in the x86
4// target library, as used by the LLVM JIT.
5//
Chris Lattner72614082002-10-25 22:55:53 +00006//===----------------------------------------------------------------------===//
7
8#ifndef TARGET_X86_H
9#define TARGET_X86_H
10
11#include <iosfwd>
Chris Lattnera535fab2002-10-29 17:43:38 +000012class TargetMachine;
Chris Lattnerb4f68ed2002-10-29 22:37:54 +000013class Pass;
Chris Lattner72614082002-10-25 22:55:53 +000014
Chris Lattnerd281de22003-07-26 23:49:58 +000015/// createX86SimpleInstructionSelector - This pass converts an LLVM function
Chris Lattner83200352003-08-03 15:48:55 +000016/// into a machine code representation in a very simple peep-hole fashion. The
Chris Lattner72614082002-10-25 22:55:53 +000017/// generated code sucks but the implementation is nice and simple.
18///
Chris Lattnerd281de22003-07-26 23:49:58 +000019Pass *createX86SimpleInstructionSelector(TargetMachine &TM);
Chris Lattner72614082002-10-25 22:55:53 +000020
Chris Lattner31ad5dd2003-01-13 00:45:29 +000021/// createX86PeepholeOptimizer - Create a pass to perform X86 specific peephole
22/// optimizations.
Chris Lattner72614082002-10-25 22:55:53 +000023///
Chris Lattner31ad5dd2003-01-13 00:45:29 +000024Pass *createX86PeepholeOptimizerPass();
Chris Lattnerf2ab4122002-12-28 20:26:16 +000025
Chris Lattner31ad5dd2003-01-13 00:45:29 +000026/// createX86FloatingPointStackifierPass - This function returns a pass which
27/// converts floating point register references and pseudo instructions into
28/// floating point stack references and physical instructions.
Chris Lattnerf2ab4122002-12-28 20:26:16 +000029///
Chris Lattner31ad5dd2003-01-13 00:45:29 +000030Pass *createX86FloatingPointStackifierPass();
Chris Lattnerb4f68ed2002-10-29 22:37:54 +000031
Brian Gaekede420ae2003-07-23 20:25:08 +000032/// createX86CodePrinterPass - Returns a pass that prints the X86
33/// assembly code for a MachineFunction to the given output stream,
34/// using the given target machine description. This should work
35/// regardless of whether the function is in SSA form.
Chris Lattnerb4f68ed2002-10-29 22:37:54 +000036///
Brian Gaekede420ae2003-07-23 20:25:08 +000037Pass *createX86CodePrinterPass(std::ostream &o, TargetMachine &tm);
Chris Lattner72614082002-10-25 22:55:53 +000038
39/// X86EmitCodeToMemory - This function converts a register allocated function
40/// into raw machine code in a dynamically allocated chunk of memory. A pointer
41/// to the start of the function is returned.
42///
Chris Lattnerf2ab4122002-12-28 20:26:16 +000043Pass *createEmitX86CodeToMemory();
Chris Lattner72614082002-10-25 22:55:53 +000044
Chris Lattner83200352003-08-03 15:48:55 +000045// Defines symbolic names for X86 registers. This defines a mapping from
46// register name to register number.
47//
48#include "X86GenRegisterNames.inc"
49
Chris Lattner8d44ba82003-08-03 21:57:05 +000050// Defines symbolic names for the X86 instructions.
51//
52#include "X86GenInstrNames.inc"
Chris Lattner72614082002-10-25 22:55:53 +000053
54#endif