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While the GCC and Clang compilers already define __ASSEMBLER__ automatically when compiling assembler code, __ASSEMBLY__ is a macro that only gets defined by the Makefiles in the kernel. Defining such a macro was necessary in the early days of the kernel, since GCC only started providing __ASSEMBLER__ since version 3.0 in 2000 (see https://gcc.gnu.org/git/?p=gcc.git;a=commitdiff;h=f8f769ea4e69 ). However, having two macros can be very confusing nowadays for the developers when switching between userspace and kernelspace coding, or when dealing with uapi headers that should use __ASSEMBLER__ instead. So let's now standardize on the __ASSEMBLER__ macro that is provided by the compilers. This is almost a completely mechanical patch (done with a simple "sed -i" statement), with just one comment tweaked manually in arch/mips/include/asm/cpu.h (that was missing some underscores). Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de> Cc: linux-mips@vger.kernel.org Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org> Reviewed-by: Maciej W. Rozycki <macro@orcam.me.uk> Signed-off-by: Thomas Huth <thuth@redhat.com> Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
44 lines
798 B
C
44 lines
798 B
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) 2014, Imagination Technologies Ltd.
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*
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* EVA functions for generic code
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*/
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#ifndef _ASM_EVA_H
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#define _ASM_EVA_H
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#include <kernel-entry-init.h>
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#ifdef __ASSEMBLER__
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#ifdef CONFIG_EVA
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/*
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* EVA early init code
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*
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* Platforms must define their own 'platform_eva_init' macro in
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* their kernel-entry-init.h header. This macro usually does the
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* platform specific configuration of the segmentation registers,
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* and it is normally called from assembly code.
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*
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*/
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.macro eva_init
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platform_eva_init
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.endm
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#else
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.macro eva_init
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.endm
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#endif /* CONFIG_EVA */
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#endif /* __ASSEMBLER__ */
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#endif
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