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git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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50150d2bb9
we still need the wrappers to store callee-saved registers in pt_regs, but once that done we can jump to kernel/fork.c variants. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
83 lines
2.3 KiB
C
83 lines
2.3 KiB
C
/*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Copyright (C) 1999, 2000, 2003 Ralf Baechle
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* Copyright (C) 1999, 2000 Silicon Graphics, Inc.
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*/
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#ifndef _ASM_SIM_H
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#define _ASM_SIM_H
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#include <asm/asm-offsets.h>
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#define __str2(x) #x
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#define __str(x) __str2(x)
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#ifdef CONFIG_32BIT
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#define save_static_function(symbol) \
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__asm__( \
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".text\n\t" \
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".globl\t__" #symbol "\n\t" \
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".align\t2\n\t" \
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".type\t__" #symbol ", @function\n\t" \
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".ent\t__" #symbol ", 0\n__" \
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#symbol":\n\t" \
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".frame\t$29, 0, $31\n\t" \
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"sw\t$16,"__str(PT_R16)"($29)\t\t\t# save_static_function\n\t" \
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"sw\t$17,"__str(PT_R17)"($29)\n\t" \
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"sw\t$18,"__str(PT_R18)"($29)\n\t" \
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"sw\t$19,"__str(PT_R19)"($29)\n\t" \
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"sw\t$20,"__str(PT_R20)"($29)\n\t" \
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"sw\t$21,"__str(PT_R21)"($29)\n\t" \
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"sw\t$22,"__str(PT_R22)"($29)\n\t" \
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"sw\t$23,"__str(PT_R23)"($29)\n\t" \
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"sw\t$30,"__str(PT_R30)"($29)\n\t" \
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"j\t" #symbol "\n\t" \
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".end\t__" #symbol "\n\t" \
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".size\t__" #symbol",. - __" #symbol)
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#define nabi_no_regargs
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#endif /* CONFIG_32BIT */
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#ifdef CONFIG_64BIT
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#define save_static_function(symbol) \
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__asm__( \
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".text\n\t" \
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".globl\t__" #symbol "\n\t" \
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".align\t2\n\t" \
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".type\t__" #symbol ", @function\n\t" \
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".ent\t__" #symbol ", 0\n__" \
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#symbol":\n\t" \
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".frame\t$29, 0, $31\n\t" \
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"sd\t$16,"__str(PT_R16)"($29)\t\t\t# save_static_function\n\t" \
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"sd\t$17,"__str(PT_R17)"($29)\n\t" \
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"sd\t$18,"__str(PT_R18)"($29)\n\t" \
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"sd\t$19,"__str(PT_R19)"($29)\n\t" \
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"sd\t$20,"__str(PT_R20)"($29)\n\t" \
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"sd\t$21,"__str(PT_R21)"($29)\n\t" \
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"sd\t$22,"__str(PT_R22)"($29)\n\t" \
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"sd\t$23,"__str(PT_R23)"($29)\n\t" \
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"sd\t$30,"__str(PT_R30)"($29)\n\t" \
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"j\t" #symbol "\n\t" \
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".end\t__" #symbol "\n\t" \
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".size\t__" #symbol",. - __" #symbol)
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#define nabi_no_regargs \
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unsigned long __dummy0, \
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unsigned long __dummy1, \
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unsigned long __dummy2, \
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unsigned long __dummy3, \
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unsigned long __dummy4, \
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unsigned long __dummy5, \
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unsigned long __dummy6, \
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unsigned long __dummy7,
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#endif /* CONFIG_64BIT */
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#endif /* _ASM_SIM_H */
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