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 */
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 */
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#ifndef KERN_amd64_THREAD_H_
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#ifndef KERN_amd64_THREAD_H_
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#define KERN_amd64_THREAD_H_
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#define KERN_amd64_THREAD_H_
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/* CAUTION: keep these in sync with low level assembly code in syscall_entry */
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#define SYSCALL_USTACK_RSP  0
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#define SYSCALL_KSTACK_RSP  1
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typedef struct {
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typedef struct {
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    unative_t tls;
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    unative_t tls;
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    /** User and kernel RSP for syscalls. */
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    uint64_t syscall_rsp[2];   
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} thread_arch_t;
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} thread_arch_t;
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#define thr_constructor_arch(t)
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#define thr_constructor_arch(t)
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#define thr_destructor_arch(t)
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#define thr_destructor_arch(t)
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