asmmacro.h

Linux内核源代码 为压缩文件 是<<Linux内核>>一书中的源代码

/*
 * asmmacro.h: Assembler macros to make things easier to read.
 *
 * Copyright (C) 1996 David S. Miller ([e-mail])
 * Copyright (C) 1998 Ralf Baechle
 *
 * $Id: asmmacro.h,v 1.3 1998/03/27 04:47:58 ralf Exp $
 */
#ifndef __MIPS_ASMMACRO_H
#define __MIPS_ASMMACRO_H

#include <asm/offset.h>

#define FPU_SAVE_DOUBLE(thread, tmp) \
	cfc1	tmp,  fcr31;                    \
	sdc1	$f0,  (THREAD_FPU + 0x000)(thread); \
	sdc1	$f2,  (THREAD_FPU + 0x008)(thread); \
	sdc1	$f4,  (THREAD_FPU + 0x010)(thread); \
	sdc1	$f6,  (THREAD_FPU + 0x018)(thread); \
	sdc1	$f8,  (THREAD_FPU + 0x020)(thread); \
	sdc1	$f10, (THREAD_FPU + 0x028)(thread); \
	sdc1	$f12, (THREAD_FPU + 0x030)(thread); \
	sdc1	$f14, (THREAD_FPU + 0x038)(thread); \
	sdc1	$f16, (THREAD_FPU + 0x040)(thread); \
	sdc1	$f18, (THREAD_FPU + 0x048)(thread); \
	sdc1	$f20, (THREAD_FPU + 0x050)(thread); \
	sdc1	$f22, (THREAD_FPU + 0x058)(thread); \
	sdc1	$f24, (THREAD_FPU + 0x060)(thread); \
	sdc1	$f26, (THREAD_FPU + 0x068)(thread); \
	sdc1	$f28, (THREAD_FPU + 0x070)(thread); \
	sdc1	$f30, (THREAD_FPU + 0x078)(thread); \
	sw	tmp,  (THREAD_FPU + 0x080)(thread)

#define FPU_SAVE_SINGLE(thread,tmp)                 \
	cfc1	tmp,  fcr31;                        \
	swc1	$f0,  (THREAD_FPU + 0x000)(thread); \
	swc1	$f1,  (THREAD_FPU + 0x004)(thread); \
	swc1	$f2,  (THREAD_FPU + 0x008)(thread); \
	swc1	$f3,  (THREAD_FPU + 0x00c)(thread); \
	swc1	$f4,  (THREAD_FPU + 0x010)(thread); \
	swc1	$f5,  (THREAD_FPU + 0x014)(thread); \
	swc1	$f6,  (THREAD_FPU + 0x018)(thread); \
	swc1	$f7,  (THREAD_FPU + 0x01c)(thread); \
	swc1	$f8,  (THREAD_FPU + 0x020)(thread); \
	swc1	$f9,  (THREAD_FPU + 0x024)(thread); \
	swc1	$f10, (THREAD_FPU + 0x028)(thread); \
	swc1	$f11, (THREAD_FPU + 0x02c)(thread); \
	swc1	$f12, (THREAD_FPU + 0x030)(thread); \
	swc1	$f13, (THREAD_FPU + 0x034)(thread); \
	swc1	$f14, (THREAD_FPU + 0x038)(thread); \
	swc1	$f15, (THREAD_FPU + 0x03c)(thread); \
	swc1	$f16, (THREAD_FPU + 0x040)(thread); \
	swc1	$f17, (THREAD_FPU + 0x044)(thread); \
	swc1	$f18, (THREAD_FPU + 0x048)(thread); \
	swc1	$f19, (THREAD_FPU + 0x04c)(thread); \
	swc1	$f20, (THREAD_FPU + 0x050)(thread); \
	swc1	$f21, (THREAD_FPU + 0x054)(thread); \
	swc1	$f22, (THREAD_FPU + 0x058)(thread); \
	swc1	$f23, (THREAD_FPU + 0x05c)(thread); \
	swc1	$f24, (THREAD_FPU + 0x060)(thread); \
	swc1	$f25, (THREAD_FPU + 0x064)(thread); \
	swc1	$f26, (THREAD_FPU + 0x068)(thread); \
	swc1	$f27, (THREAD_FPU + 0x06c)(thread); \
	swc1	$f28, (THREAD_FPU + 0x070)(thread); \
	swc1	$f29, (THREAD_FPU + 0x074)(thread); \
	swc1	$f30, (THREAD_FPU + 0x078)(thread); \
	swc1	$f31, (THREAD_FPU + 0x07c)(thread); \
	sw	tmp,  (THREAD_FPU + 0x080)(thread)

#define FPU_RESTORE_DOUBLE(thread, tmp) \
	lw	tmp,  (THREAD_FPU + 0x080)(thread); \
	ldc1	$f0,  (THREAD_FPU + 0x000)(thread); \
	ldc1	$f2,  (THREAD_FPU + 0x008)(thread); \
	ldc1	$f4,  (THREAD_FPU + 0x010)(thread); \
	ldc1	$f6,  (THREAD_FPU + 0x018)(thread); \
	ldc1	$f8,  (THREAD_FPU + 0x020)(thread); \
	ldc1	$f10, (THREAD_FPU + 0x028)(thread); \
	ldc1	$f12, (THREAD_FPU + 0x030)(thread); \
	ldc1	$f14, (THREAD_FPU + 0x038)(thread); \
	ldc1	$f16, (THREAD_FPU + 0x040)(thread); \
	ldc1	$f18, (THREAD_FPU + 0x048)(thread); \
	ldc1	$f20, (THREAD_FPU + 0x050)(thread); \
	ldc1	$f22, (THREAD_FPU + 0x058)(thread); \
	ldc1	$f24, (THREAD_FPU + 0x060)(thread); \
	ldc1	$f26, (THREAD_FPU + 0x068)(thread); \
	ldc1	$f28, (THREAD_FPU + 0x070)(thread); \
	ldc1	$f30, (THREAD_FPU + 0x078)(thread); \
	ctc1	tmp,  fcr31

#define FPU_RESTORE_SINGLE(thread,tmp)              \
	lw	tmp,  (THREAD_FPU + 0x080)(thread); \
	lwc1	$f0,  (THREAD_FPU + 0x000)(thread); \
	lwc1	$f1,  (THREAD_FPU + 0x004)(thread); \
	lwc1	$f2,  (THREAD_FPU + 0x008)(thread); \
	lwc1	$f3,  (THREAD_FPU + 0x00c)(thread); \
	lwc1	$f4,  (THREAD_FPU + 0x010)(thread); \
	lwc1	$f5,  (THREAD_FPU + 0x014)(thread); \
	lwc1	$f6,  (THREAD_FPU + 0x018)(thread); \
	lwc1	$f7,  (THREAD_FPU + 0x01c)(thread); \
	lwc1	$f8,  (THREAD_FPU + 0x020)(thread); \
	lwc1	$f9,  (THREAD_FPU + 0x024)(thread); \
	lwc1	$f10, (THREAD_FPU + 0x028)(thread); \
	lwc1	$f11, (THREAD_FPU + 0x02c)(thread); \
	lwc1	$f12, (THREAD_FPU + 0x030)(thread); \
	lwc1	$f13, (THREAD_FPU + 0x034)(thread); \
	lwc1	$f14, (THREAD_FPU + 0x038)(thread); \
	lwc1	$f15, (THREAD_FPU + 0x03c)(thread); \
	lwc1	$f16, (THREAD_FPU + 0x040)(thread); \
	lwc1	$f17, (THREAD_FPU + 0x044)(thread); \
	lwc1	$f18, (THREAD_FPU + 0x048)(thread); \
	lwc1	$f19, (THREAD_FPU + 0x04c)(thread); \
	lwc1	$f20, (THREAD_FPU + 0x050)(thread); \
	lwc1	$f21, (THREAD_FPU + 0x054)(thread); \
	lwc1	$f22, (THREAD_FPU + 0x058)(thread); \
	lwc1	$f23, (THREAD_FPU + 0x05c)(thread); \
	lwc1	$f24, (THREAD_FPU + 0x060)(thread); \
	lwc1	$f25, (THREAD_FPU + 0x064)(thread); \
	lwc1	$f26, (THREAD_FPU + 0x068)(thread); \
	lwc1	$f27, (THREAD_FPU + 0x06c)(thread); \
	lwc1	$f28, (THREAD_FPU + 0x070)(thread); \
	lwc1	$f29, (THREAD_FPU + 0x074)(thread); \
	lwc1	$f30, (THREAD_FPU + 0x078)(thread); \
	lwc1	$f31, (THREAD_FPU + 0x07c)(thread); \
	ctc1	tmp,  fcr31

#define CPU_SAVE_NONSCRATCH(thread) \
	sw	s0, THREAD_REG16(thread); \
	sw	s1, THREAD_REG17(thread); \
	sw	s2, THREAD_REG18(thread); \
	sw	s3, THREAD_REG19(thread); \
	sw	s4, THREAD_REG20(thread); \
	sw	s5, THREAD_REG21(thread); \
	sw	s6, THREAD_REG22(thread); \
	sw	s7, THREAD_REG23(thread); \
	sw	sp, THREAD_REG29(thread); \
	sw	fp, THREAD_REG30(thread)

#define CPU_RESTORE_NONSCRATCH(thread) \
	lw	s0, THREAD_REG16(thread); \
	lw	s1, THREAD_REG17(thread); \
	lw	s2, THREAD_REG18(thread); \
	lw	s3, THREAD_REG19(thread); \
	lw	s4, THREAD_REG20(thread); \
	lw	s5, THREAD_REG21(thread); \
	lw	s6, THREAD_REG22(thread); \
	lw	s7, THREAD_REG23(thread); \
	lw	sp, THREAD_REG29(thread); \
	lw	fp, THREAD_REG30(thread); \
	lw	ra, THREAD_REG31(thread)

#endif /* !(__MIPS_ASMMACRO_H) */