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			75 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			ArmAsm
		
	
	
	
	
	
			
		
		
	
	
			75 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			ArmAsm
		
	
	
	
	
	
| /* Copyright (C) 2000-2014 Free Software Foundation, Inc.
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|    Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
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|    This file is part of the GNU C Library.
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| 
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|    The GNU C Library is free software; you can redistribute it and/or
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|    modify it under the terms of the GNU Lesser General Public
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|    License as published by the Free Software Foundation; either
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|    version 2.1 of the License, or (at your option) any later version.
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| 
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|    The GNU C Library is distributed in the hope that it will be useful,
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|    but WITHOUT ANY WARRANTY; without even the implied warranty of
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|    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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|    Lesser General Public License for more details.
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| 
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|    You should have received a copy of the GNU Lesser General Public
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|    License along with the GNU C Library; if not, see
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|    <http://www.gnu.org/licenses/>.  */
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| 
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| #include <sysdep.h>
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| #include <tls.h>
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| 
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| /* The following code is only used in the shared library when we
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|    compile the reentrant version.  Otherwise each system call defines
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|    each own version.  */
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| 
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| /* The syscall stubs jump here when they detect an error.  */
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| 
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| #undef CALL_MCOUNT
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| #define CALL_MCOUNT
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| 
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| 	.text
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| ENTRY(__syscall_error)
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| #ifndef PIC
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| # ifndef NOT_IN_libc
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| #  define SYSCALL_ERROR_ERRNO __libc_errno
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| # else
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| #  define SYSCALL_ERROR_ERRNO errno
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| # endif
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| 	basr	%r1,0
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| 0:	l	%r1,1f-0b(%r1)
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| 	ear	%r3,%a0
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| 	lcr	%r2,%r2
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| 	st	%r2,0(%r1,%r3)
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| 	lhi	%r2,-1
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| 	br	%r14
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| 1:	.long	SYSCALL_ERROR_ERRNO@ntpoff
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| #else
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| # if RTLD_PRIVATE_ERRNO
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| 	basr	%r1,0
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| 0:	al	%r1,1f-0b(%r1)
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| 	lcr	%r2,%r2
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| 	st	%r2,0(%r1)
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| 	lhi	%r2,-1
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| 	br	%r14
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| 1:	.long	rtld_errno - 0b
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| # else
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| #  ifndef NOT_IN_libc
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| #   define SYSCALL_ERROR_ERRNO __libc_errno
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| #  else
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| #   define SYSCALL_ERROR_ERRNO errno
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| #  endif
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| 	basr	%r1,0
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| 0:	al	%r1,1f-0b(%r1)
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| 	ear	%r3,%a0
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| 	l	%r1,SYSCALL_ERROR_ERRNO@gotntpoff(%r1)
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| 	lcr	%r2,%r2
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| 	st	%r2,0(%r1,%r3)
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| 	lhi	%r2,-1
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| 	br	%r14
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| 1:	.long	_GLOBAL_OFFSET_TABLE_-0b
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| # endif
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| #endif
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| 
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| END (__syscall_error)
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