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Linux/arch/arm/lib/memchr.S

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Diff markup

Differences between /arch/arm/lib/memchr.S (Version linux-6.12-rc7) and /arch/sparc64/lib/memchr.S (Version linux-5.5.19)

  1 /* SPDX-License-Identifier: GPL-2.0-only */       
  2 /*                                                
  3  *  linux/arch/arm/lib/memchr.S                   
  4  *                                                
  5  *  Copyright (C) 1995-2000 Russell King          
  6  *                                                
  7  *  ASM optimised string functions                
  8  */                                               
  9 #include <linux/linkage.h>                        
 10 #include <asm/assembler.h>                        
 11                                                   
 12         .text                                     
 13         .align  5                                 
 14 ENTRY(memchr)                                     
 15 1:      subs    r2, r2, #1                        
 16         bmi     2f                                
 17         ldrb    r3, [r0], #1                      
 18         teq     r3, r1                            
 19         bne     1b                                
 20         sub     r0, r0, #1                        
 21 2:      movne   r0, #0                            
 22         ret     lr                                
 23 ENDPROC(memchr)
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