🚀 go-pugleaf

���µĺ�չ�����ǵ��ˡ�(traps.c)
DO_VM86_ERROR_INFO( 0, SIGFPE,  "divide error", divide_error, FPE_INTDIV, 
regs->eip)
DO_VM86_ERROR( 3, SIGTRAP, "int3", int3)
DO_VM86_ERROR( 4, SIGSEGV, "overflow", overflow)
DO_VM86_ERROR( 5, SIGSEGV, "bounds", bounds)
DO_ERROR_INFO( 6, SIGILL,  "invalid operand", invalid_op, ILL_ILLOPN, 
regs->eip)
DO_VM86_ERROR( 7, SIGSEGV, "device not available", device_not_available)
DO_ERROR( 8, SIGSEGV, "double fault", double_fault)
DO_ERROR( 9, SIGFPE,  "coprocessor segment overrun", 
coprocessor_segment_overrun)
DO_ERROR(10, SIGSEGV, "invalid TSS", invalid_TSS)
DO_ERROR(11, SIGBUS,  "segment not present", segment_not_present)
DO_ERROR(12, SIGBUS,  "stack segment", stack_segment)
DO_ERROR_INFO(17, SIGBUS, "alignment check", alignment_check, BUS_ADRALN, 
get_cr2())

 �� �� ysqcn ( ��������) �Ĵ������ᵽ: ��: 
set_system_gate(3,&int3); 
/* int3-5 can be called from all */ : set_system_gate(4,&overflow);
: set_system_gate(5,&bounds);
: ���������do_???������û���ҵ�����һ���ڿ�����
: entry.S
: ENTRY(int3)
:  pushl $0
:  pushl $ SYMBOL_NAME(do_int3)
:  jmp error_code
: ENTRY(overflow)
: .................������ʡ�ԣ�
--
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