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/*
 * jit-gen-x86.h: Macros for generating x86 code
 *
 * Authors:
 *   Paolo Molaro (lupus@ximian.com)
 *   Intel Corporation (ORP Project)
 *   Sergey Chaban (serge@wildwestsoftware.com)
 *   Dietmar Maurer (dietmar@ximian.com)
 *   Patrik Torstensson
 * 
 * Copyright (C)  2000 Intel Corporation.  All rights reserved.
 * Copyright (C)  2001, 2002 Ximian, Inc.
 *
 * This file originated with the Mono project (www.go-mono.com), and may
 * be redistributed under the terms of the Lesser General Public License.
 */

#ifndef JIT_GEN_X86_H
#define JIT_GEN_X86_H
#define	jit_assert(x)	if (!(x)) break
/*
// x86 register numbers
*/
typedef enum {
	X86_EAX = 0,
	X86_ECX = 1,
	X86_EDX = 2,
	X86_EBX = 3,
	X86_ESP = 4,
	X86_EBP = 5,
	X86_ESI = 6,
	X86_EDI = 7,
	X86_NREG
} X86_Reg_No;
/*
// opcodes for alu instructions
*/
typedef enum {
	X86_ADD = 0,
	X86_OR  = 1,
	X86_ADC = 2,
	X86_SBB = 3,
	X86_AND = 4,
	X86_SUB = 5,
	X86_XOR = 6,
	X86_CMP = 7,
	X86_NALU
} X86_ALU_Opcode;
/*
// opcodes for shift instructions
*/
typedef enum {
	X86_SHLD,
	X86_SHLR,
	X86_ROL = 0,
	X86_ROR = 1,
	X86_RCL = 2,
	X86_RCR = 3,
	X86_SHL = 4,
	X86_SHR = 5,
	X86_SAR = 7,
	X86_NSHIFT = 8