mirror of git://sourceware.org/git/glibc.git
				
				
				
			
		
			
				
	
	
		
			61 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			61 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			C
		
	
	
	
| /* Copyright (C) 2000-2025 Free Software Foundation, Inc.
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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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|    <https://www.gnu.org/licenses/>.  */
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| 
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| /* Define the machine-dependent type `jmp_buf'.  HPPA version.  */
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| #ifndef _BITS_SETJMP_H
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| #define _BITS_SETJMP_H	1
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| 
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| #if !defined _SETJMP_H && !defined _PTHREAD_H
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| # error "Never include <bits/setjmp.h> directly; use <setjmp.h> instead."
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| #endif
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| 
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| #ifndef	_ASM
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| /* The entire jump buffer must be 168 bytes long and laid
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|    out in exactly as follows for ABI consistency.
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|    * 20 x 32-bit gprs, with 8-bytes of padding, arranged so:
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|      - r3 (callee saves)
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|      - 4 bytes of padding.
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|      - r4-r18 (callee saves)
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|      - r19 (PIC register)
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|      - r27 (static link register)
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|      - r30 (stcack pointer)
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|      - r2 (return pointer)
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|      - 4 bytes of padding.
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|    * 10 x 64-bit fprs in this order:
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|      - fr12-fr21 (callee saves)
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|    Note: We have 8 bytes of free space for future uses.  */
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| typedef union __jmp_buf_internal_tag
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|   {
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|     struct
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|       {
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| 	int __r3;
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| 	int __pad0;
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| 	int __r4_r18[15];
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| 	int __r19;
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| 	int __r27;
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| 	int __sp;
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| 	int __rp;
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| 	int __pad1;
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| 	double __fr12_fr21[10];
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|       } __jmp_buf;
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|     /* Legacy definition. Ensures double alignment for fpsrs.  */
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|     double __align[21];
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|   } __jmp_buf[1];
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| #endif
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| 
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| #endif	/* bits/setjmp.h */
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