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@@ -142,36 +142,9 @@ ENTRY(system_call)
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callq system_call_function
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callq system_call_function
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-
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// 从系统调用中返回
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// 从系统调用中返回
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ENTRY(ret_from_system_call)
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ENTRY(ret_from_system_call)
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-
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- popq %r15
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- popq %r14
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- popq %r13
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- popq %r12
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- popq %r11
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- popq %r10
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- popq %r9
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- popq %r8
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- popq %rbx
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- popq %rcx
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- popq %rdx
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- popq %rsi
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- popq %rdi
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- popq %rbp
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-
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- popq %rax // 不允许直接pop到ds
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- movq %rax, %ds
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-
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- popq %rax
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- movq %rax, %es
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-
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- popq %rax
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- addq $0x10, %rsp // 弹出变量FUNC和errcode
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-
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- sti
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- iretq
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+ jmp Restore_all
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