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/xnu-11215.1.10/osfmk/i386/
H A Dtrap.c1393 vm_map_offset_t rip_page = rip & pagemask; in copy_instruction_stream() local
1423 if (start_addr < rip_page) { in copy_instruction_stream()
1424 insn_offset = (insn_copyin_count / 2) - (rip_page - start_addr); in copy_instruction_stream()
1425 end_addr += (rip_page - start_addr); in copy_instruction_stream()
1426 start_addr = rip_page; in copy_instruction_stream()
1427 } else if (end_addr >= (rip_page + (~pagemask + 1))) { in copy_instruction_stream()
1428 start_addr -= (end_addr - (rip_page + (~pagemask + 1))); /* Adjust start address backward */ in copy_instruction_stream()
1430 insn_offset = (insn_copyin_count / 2) + (end_addr - (rip_page + (~pagemask + 1))); in copy_instruction_stream()
1431 end_addr = rip_page + (~pagemask + 1); /* clip to the start of the next page (non-inclusive */ in copy_instruction_stream()