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31 lines
1.2 KiB
C
31 lines
1.2 KiB
C
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/*
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* Based on arch/arm/include/asm/compiler.h
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*
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* Copyright (C) 2012 ARM Ltd.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __ASM_COMPILER_H
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#define __ASM_COMPILER_H
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/*
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* This is used to ensure the compiler did actually allocate the register we
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* asked it for some inline assembly sequences. Apparently we can't trust the
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* compiler from one version to another so a bit of paranoia won't hurt. This
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* string is meant to be concatenated with the inline asm string and will
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* cause compilation to stop on mismatch. (for details, see gcc PR 15089)
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*/
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#define __asmeq(x, y) ".ifnc " x "," y " ; .err ; .endif\n\t"
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#endif /* __ASM_COMPILER_H */
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