/*
Copyright (c) 1990 The Regents of the University of California.
All rights reserved.

Redistribution and use in source and binary forms are permitted
provided that the above copyright notice and this paragraph are
duplicated in all such forms and that any documentation,
and/or other materials related to such
distribution and use acknowledge that the software was developed
by the University of California, Berkeley.  The name of the
University may not be used to endorse or promote products derived
from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 */
#include <picolibc.h>

	.file "strlen.S"

	.section .text
	.global _strlen
	.type	 _strlen,@function
_strlen:
	movm [d2,d3,a2,a3],(sp)
.Lend_of_prologue:
	mov d0,a0
	mov a0,a2
#ifndef __OPTIMIZE_SIZE__
	btst 3,d0
	bne .L21
	mov (a0),d0
	mov -16843009,a1
	mov a1,d1
	add d0,d1
	not d0
	and d0,d1
	mov -2139062144,d2
	btst -2139062144,d1
	bne .L21
	setlb
	inc4 a0
	mov (a0),d0
	mov a1,d1
	add d0,d1
	not d0
	and d0,d1
	and d2,d1
	leq
	jmp .L21
#endif
.L19:
	inc a0
.L21:
	movbu (a0),d3
	cmp 0,d3
	bne .L19
	sub a2,a0
	mov a0,d0
.Lepilogue:
	ret [d2,d3,a2,a3],16
.Lend_of_strlen:
	.size	 _strlen, .Lend_of_strlen - _strlen

	.section	.debug_frame,"",@progbits
.Lstart_of_debug_frame:
	# Common Information Entry (CIE)
	.4byte	.Lend_of_CIE - .Lstart_of_CIE	# CIE Length
.Lstart_of_CIE:
	.4byte	 0xffffffff			# CIE Identifier Tag
	.byte	 0x1				# CIE Version
	.ascii   "\0"				# CIE Augmentation
	.uleb128 0x1				# CIE Code Alignment Factor
	.sleb128 -4				# CIE Data Alignment Factor
	.byte	 0x32				# CIE RA Column
	.byte	 0xc				# DW_CFA_def_cfa
	.uleb128 0x9
	.uleb128 0x0
	.byte	 0xb2				# DW_CFA_offset, column 0x32
	.uleb128 0x0
	.align   2
.Lend_of_CIE:
	
	# Frame Description Entry (FDE)
	.4byte	.Lend_of_FDE - .Lstart_of_FDE	# FDE Length
.Lstart_of_FDE:
	.4byte	 .Lstart_of_debug_frame		# FDE CIE offset
	.4byte	 _strlen			# FDE initial location
	.4byte	 .Lend_of_strlen - _strlen	# FDE address range
	.byte	 0x4				# DW_CFA_advance_loc4
	.4byte	 .Lend_of_prologue - _strlen
	.byte	 0xe				# DW_CFA_def_cfa_offset
	.uleb128 0x4
	.byte	 0x87				# DW_CFA_offset, column 0x7
	.uleb128 0x1
	.align 2
.Lend_of_FDE:
