/* * mips/trampolines.c * MIPS trampolines codes for various occasions. * * Copyright (c) 1996, 1997 *	Transvirtual Technologies, Inc.  All rights reserved. * * See the file "license.terms" for information on usage and redistribution  * of this file.  */#if defined(TRAMPOLINE_FUNCTION)/* * If we have an explit function defined then use that. */TRAMPOLINE_FUNCTION() #else/* * Otherwise we'll try to construct one. */#if !defined(START_ASM_FUNC)#define START_ASM_FUNC() ".text\n\t.align 4\n\t.globl "#endif#if !defined(END_ASM_FUNC)#define END_ASM_FUNC() ""#endif#if defined(HAVE_UNDERSCORED_C_NAMES)#define C_FUNC_NAME(FUNC) "_" #FUNC#else#define C_FUNC_NAME(FUNC) #FUNC#endifasm(" \n""	.text \n"						\"	.align	4 \n"						\"	sw	$31, 0($sp) \n"					\"l1:	.word	" C_FUNC_NAME(soft_fixup_trampoline) " \n"	\"	.globl 	mips_do_fixup_trampoline \n"			\"	.ent	mips_do_fixup_trampoline \n"			\"mips_do_fixup_trampoline: \n"					\"	addi	$sp, $sp, -48 \n"				\"	# needed by the backtracer \n"				\"	sw	$31, 0($sp) \n"					\"	sw	$2, 0($sp) \n"					\"	sw	$4, 8($sp) \n"					\"	sw	$5, 12($sp) \n"					\"	sw	$6, 16($sp) \n"					\"	sw	$7, 20($sp) \n"					\"	swc1	$f13, 24($sp) \n"				\"	swc1	$f12, 28($sp) \n"				\"	swc1	$f15, 32($sp) \n"				\"	swc1	$f14, 36($sp) \n"				\"	sw	$30, 40($sp) \n"				\"       sw      $gp, 4($sp) \n"					\"        # $fp = $sp \n"					\"	move	$30, $sp \n"					\"	lw	$4, 0($31) \n"					\"	lw	$5, 4($31) \n"					\"	lw	$25, -4($25) \n"				\"	jalr	$25 \n"						\"	nop \n"							\"	lw	$30, 40($sp) \n"				\"	lwc1	$f14, 36($sp) \n"				\"	lwc1	$f15, 32($sp) \n"				\"	lwc1	$f12, 28($sp) \n"				\"	lwc1	$f13, 24($sp) \n"				\"	lw	$7, 20($sp) \n"					\"	lw	$6, 16($sp) \n"					\"	lw	$5, 12($sp) \n"					\"	lw	$4, 8($sp) \n"					\"	lw	$gp, 4($sp) \n"					\"	lw	$31, 0($sp) \n"					\"	addi	$sp, $sp, 48 \n"				\"	move	$25, $2	\n"					\"	jr	$2 \n"						\"	.end	mips_do_fixup_trampoline");#endif