mirror of https://gitee.com/openkylin/linux.git
38 lines
864 B
C
38 lines
864 B
C
/*
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* Copyright 2003 PathScale, Inc.
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*
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* Licensed under the GPL
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*/
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#ifndef __UM_PROCESSOR_X86_64_H
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#define __UM_PROCESSOR_X86_64_H
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struct arch_thread {
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unsigned long debugregs[8];
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int debugregs_seq;
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unsigned long fs;
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struct faultinfo faultinfo;
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};
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#define INIT_ARCH_THREAD { .debugregs = { [ 0 ... 7 ] = 0 }, \
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.debugregs_seq = 0, \
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.fs = 0, \
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.faultinfo = { 0, 0, 0 } }
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#define STACKSLOTS_PER_LINE 4
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static inline void arch_flush_thread(struct arch_thread *thread)
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{
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}
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static inline void arch_copy_thread(struct arch_thread *from,
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struct arch_thread *to)
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{
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to->fs = from->fs;
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}
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#define current_sp() ({ void *sp; __asm__("movq %%rsp, %0" : "=r" (sp) : ); sp; })
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#define current_bp() ({ unsigned long bp; __asm__("movq %%rbp, %0" : "=r" (bp) : ); bp; })
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#endif
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