| /* Assembler macros for SPARC |
| * |
| * (C) Copyright 2007, taken from linux asm-sparc/asmmacro.h |
| * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com. |
| * |
| * See file CREDITS for list of people who contributed to this |
| * project. |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License as |
| * published by the Free Software Foundation; either version 2 of |
| * the License, or (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| * MA 02111-1307 USA |
| * |
| */ |
| |
| #ifndef __SPARC_ASMMACRO_H__ |
| #define __SPARC_ASMMACRO_H__ |
| |
| #include <config.h> |
| |
| /* All trap entry points _must_ begin with this macro or else you |
| * lose. It makes sure the kernel has a proper window so that |
| * c-code can be called. |
| */ |
| #define SAVE_ALL_HEAD \ |
| sethi %hi(trap_setup+(CFG_RELOC_MONITOR_BASE-TEXT_BASE)), %l4; \ |
| jmpl %l4 + %lo(trap_setup+(CFG_RELOC_MONITOR_BASE-TEXT_BASE)), %l6; |
| #define SAVE_ALL \ |
| SAVE_ALL_HEAD \ |
| nop; |
| |
| /* All traps low-level code here must end with this macro. */ |
| #define RESTORE_ALL b ret_trap_entry; clr %l6; |
| |
| #endif |