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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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a34746bc43
Instead of open-coding the __ex_table information at each callsite, construct a common macro that can work regardless of CPU size. Signed-off-by: H. Peter Anvin <hpa@zytor.com> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
40 lines
784 B
C
40 lines
784 B
C
#ifndef _ASM_X86_ASM_H
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#define _ASM_X86_ASM_H
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#ifdef CONFIG_X86_32
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/* 32 bits */
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# define _ASM_PTR " .long "
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# define _ASM_ALIGN " .balign 4 "
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# define _ASM_MOV_UL " movl "
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# define _ASM_INC " incl "
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# define _ASM_DEC " decl "
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# define _ASM_ADD " addl "
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# define _ASM_SUB " subl "
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# define _ASM_XADD " xaddl "
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#else
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/* 64 bits */
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# define _ASM_PTR " .quad "
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# define _ASM_ALIGN " .balign 8 "
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# define _ASM_MOV_UL " movq "
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# define _ASM_INC " incq "
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# define _ASM_DEC " decq "
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# define _ASM_ADD " addq "
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# define _ASM_SUB " subq "
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# define _ASM_XADD " xaddq "
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#endif /* CONFIG_X86_32 */
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/* Exception table entry */
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# define _ASM_EXTABLE(from,to) \
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" .section __ex_table,\"a\"\n" \
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_ASM_ALIGN "\n" \
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_ASM_PTR #from "," #to "\n" \
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" .previous\n"
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#endif /* _ASM_X86_ASM_H */
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