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      1  1.5  matt /*	$NetBSD: sbrk.S,v 1.5 2014/08/23 02:24:22 matt Exp $	*/
      2  1.1  ross 
      3  1.1  ross #include "SYS.h"
      4  1.1  ross 
      5  1.5  matt 	.hidden	_C_LABEL(__curbrk)
      6  1.1  ross 	.globl	_C_LABEL(__curbrk)
      7  1.1  ross 
      8  1.1  ross #ifdef WEAK_ALIAS
      9  1.1  ross WEAK_ALIAS(sbrk, _sbrk)
     10  1.1  ross #endif
     11  1.1  ross 
     12  1.1  ross ENTRY(_sbrk)
     13  1.5  matt 	addis	%r8,%r2,_C_LABEL(__curbrk)@toc@ha
     14  1.5  matt 	ldptru	%r6,_C_LABEL(__curbrk)@toc@l(%r8)
     15  1.1  ross 	add	%r3,%r3,%r6
     16  1.1  ross 	mr	%r7,%r3				# r7 = new break
     17  1.5  matt 	_DOSYSCALL(break)			# break(new_break)
     18  1.1  ross 	bso	1f
     19  1.1  ross 	mr	%r3,%r6				# set return value
     20  1.5  matt 	stptr	%r7,0(%r8)			# record new break
     21  1.1  ross 	blr
     22  1.1  ross 1:
     23  1.5  matt 	BRANCH_TO_CERROR()
     24  1.5  matt END(_sbrk)
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