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cpuid汇编指令 - C/C++ - 清泛网 - 专注C/C++及内核技术
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图1
在8086和8088CPU中，FLAGS只有16位长，在80386CPU中，bit 21被保留未用，在支持CPUID指令的CPU中，这一位将为1。
2、CPUID指令的执行方法
把功能代码放在EAX寄存器中，执行CPUID指令即可。例如：
mov eax, 1
cpui...
Is null an Object?
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edited Apr 17 '17 at 13:24
answered Dec 12 '09 at 18:28
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LINQ Aggregate algorithm explained
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1030
The easiest-to-understand definition of Aggregate is that it performs an operation on each elem...
How to count the number of occurrences of an element in a List
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341
I'm pretty sure the static frequency-method in Collections would come in handy here:
int occu...
Multidimensional Array [][] vs [,] [duplicate]
...uble[5][];
x[0] = new double[10];
x[1] = new double[5];
x[2] = new double[3];
x[3] = new double[100];
x[4] = new double[1];
Because each entry in the array is a reference to an array of double. With a jagged array, you can do an assignment to an array like you want in your second example:
x[0] =...
Best approach for designing F# libraries for use from both F# and C#
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edited Nov 18 '18 at 20:37
answered Apr 11 '12 at 19:59
T...
Do NSUserDefaults persist through an Update to an app in the Appstore?
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edited Aug 20 '14 at 16:03
answered Oct 28 '09 at 17:23
co...
How do I get bit-by-bit data from an integer value in C?
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Ashish Ahuja
4,70099 gold badges4343 silver badges6161 bronze badges
answered Feb 12 '10 at 4:54
forefingerforefinger
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What encoding/code page is cmd.exe using?
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399
Yes, it’s frustrating—sometimes type and other programs
print gibberish, and sometimes the...
'uint32_t' identifier not found error
...t;stdint.h> which is part of the C++11 standard but not standard in C++03. According to the Wikipedia page on the header, it hasn't shipped with Visual Studio until VS2010.
In the meantime, you could probably fake up your own version of the header by adding typedefs that map Microsoft's custom ...