I found this line in code generated by the MSVC compiler from Visual Studio 2008, while trying to figure out what seems to be a compiler bug:
I\'m learning to program the ATA bus. In Bochs it seems my code for r/w works, however I can\'t say that for sure until I try it with开发者_StackOverflow社区 real disk. Thus I need to find out how to
Does ev开发者_如何学Cery core has same IDTR,GDTR and LDTR values? (I think they can be different.) Are cores synched up for privilege instructions?I will try to answer your first question: Each core h
Unlike (most) RISC arch, x86 instructions have variable length. The start/end of an instruction doesn\'t have to aligned. If the compiler doesn\'t one instruction could be just lying across the page m
I\'m looking Intel datasheet: Intel® 64 and IA-32 Architectures Software Developer’s Manualand I can\'t find the difference between
I am trying to develop a C function for getting some motherboard info (name, id, etc.) but I can\'t find where these info are stored. I had a look at CPUID but I could\'t find anything related to the
In the case of osx, gcc, modern x8开发者_开发技巧6: How is the x86 segmentation h/w and paging h/w used?For the most part1, the segmentation hardware isn\'t used. Most current OSes set CS, DS, SS, a
static storage is decided at compilation time. However, consider the scenario where we have lot of lazy initialization in functions:
There already is a question on this, but it was closed as \"ambiguous\" so I\'m opening a new one - I\'ve found the answer, maybe it will help others too.
I\'m working on a plugin for somthing (which I don\'t have access to the source of) and have run into an issue. The following assembly extract is from the main program and is the start of the procedur
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