The kernel code was using some <asm> headers that included a mix of hardware-specific information (typically found in Tilera <arch> headers) and structures, enums, and function declarations supporting the disassembly function of the tile-desc.c sources. This change refactors that code so that a hardware-specific, but OS- and application-agnostic header, is created: <arch/opcode.h>. This header is then exported to userspace along with the other <arch> headers and can be used to build userspace code; in particular, it is used by glibc as part of implementing the backtrace() function. The new header, together with a header that specifically describes the disassembly code (<asm/tile-desc.h> with _32 and _64 variants), replaces the old <asm/opcode-tile*.h> and <asm/opcode_constants*.h> headers. As part of this change, we are also renaming the 32-bit constants from TILE_xxx to TILEPRO_xxx to better reflect the fact that they are specific to the TILEPro architecture, and not to TILE-Gx and any successor "tile" architecture chips. Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
		
			
				
	
	
		
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			19 lines
		
	
	
	
		
			650 B
			
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Copyright 2011 Tilera Corporation. All Rights Reserved.
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 *
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 *   This program is free software; you can redistribute it and/or
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 *   modify it under the terms of the GNU General Public License
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 *   as published by the Free Software Foundation, version 2.
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 *
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 *   This program is distributed in the hope that it will be useful, but
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 *   WITHOUT ANY WARRANTY; without even the implied warranty of
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 *   MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
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 *   NON INFRINGEMENT.  See the GNU General Public License for
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 *   more details.
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 */
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#ifndef __tilegx__
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#include <asm/tile-desc_32.h>
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#else
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#include <asm/tile-desc_64.h>
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#endif
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