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#define OFFSET_RBP 0x18
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#define OFFSET_RBP 0x18
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#define OFFSET_R12 0x20
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#define OFFSET_R12 0x20
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#define OFFSET_R13 0x28
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#define OFFSET_R13 0x28
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#define OFFSET_R14 0x30
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#define OFFSET_R14 0x30
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#define OFFSET_R15 0x38
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#define OFFSET_R15 0x38
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#ifdef KERNEL
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#define OFFSET_IPL 0x40
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# define OFFSET_IPL 0x40
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#else
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# define OFFSET_TLS 0x40
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#endif
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#ifdef __ASM__
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#ifdef __ASM__
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# ctx: address of the structure with saved context
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# ctx: address of the structure with saved context
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# pc: return address
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# pc: return address
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.macro CONTEXT_SAVE_ARCH_CORE ctx:req pc:req
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.macro CONTEXT_SAVE_ARCH_CORE ctx:req pc:req
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    movq \pc, OFFSET_PC(\ctx)
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    movq %rsp, OFFSET_SP(\ctx)
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    movq %rbx, OFFSET_RBX(\ctx)
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    movq %rbp, OFFSET_RBP(\ctx)
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    movq %r12, OFFSET_R12(\ctx)
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    movq %r13, OFFSET_R13(\ctx)
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    movq %r14, OFFSET_R14(\ctx)
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    movq %r15, OFFSET_R15(\ctx)
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.endm
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.endm
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# ctx: address of the structure with saved context
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# ctx: address of the structure with saved context
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.macro CONTEXT_RESTORE_ARCH_CORE ctx:req pc:req
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.macro CONTEXT_RESTORE_ARCH_CORE ctx:req pc:req
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    movq OFFSET_R15(\ctx), %r15
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    movq OFFSET_R14(\ctx), %r14
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    movq OFFSET_R13(\ctx), %r13
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    movq OFFSET_R12(\ctx), %r12
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    movq OFFSET_RBP(\ctx), %rbp
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    movq OFFSET_RBX(\ctx), %rbx
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    movq OFFSET_SP(\ctx), %rsp   # ctx->sp -> %rsp
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    movq OFFSET_PC(\ctx), \pc
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.endm
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.endm
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#endif
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#endif
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#endif
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#endif