C program with pointer -


Whether any program is written in C, the indicator can be used in another program with no sign ? If so, can we automate this process?

I read some papers on the Java Bitcox compilation and found that a major issue was "indicator problem". So I was thinking that if the above process can be done then it can be included as a preprocessing step (though it can be a big task itself), and then it may be easy to try to convert jvm bytecode

Thank you in advance

In principle, you can use different data structures By imitating or with arrays, complete memory (static data, pile and pile) Not. But the question is that it is very practical; It may include rewriting each pointer-based standard library function. Anyway, there is a good explanation in this:

The index for the array (usually one-dimensional) array using the indicator behavior.

Mainly for languages ​​that do not explicitly support pointers, but support ranges, arrays can be thought and processed, such as the entire memory range Special array scope) and any index can be considered equivalent to a general purpose register in assembly language (which indicates individual bytes but whose actual value is the beginning of the array In relation to T, it does not know its complete address). Assuming the array, it is to say that a Singhal 16 megabyte character data structure, individual bytes (or a string of corresponding bytes within the array) can be addressed directly and with the 31-bit signed integer, the array of arrays in the form of simulated pointer The name can be manipulated using. (This is similar to the C arrays shown above). Pointer arithmetic can be simulated by adding or subtracting from an index, at least an additional overhead than the actual pointer arithmetic.


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