Stack Overflow
Stack Overflow

Questions tagged [symbol-tables]

24 questions
2
votes
3 answers

Is a symbol table in Ruby any different from a symbol table in other languages

The wikipedia entry on Symbol tables is a good reference: http://en.wikipedia.org/wiki/Symbol_table But as I try to understand symbols in Ruby and how they are represented in the Array of Symbols (returned by the Symbol.all_symbols method), I'm…
Ellis
  • 133
  • 2
  • 7
2
votes
3 answers

Perl: How to iterate through symbol table to find all loaded subclasses of Foo::Bar?

I have a module which is defining exceptions for the package of which it is a part. The exceptions are being declared with Exception::Class::Nested. For purposes of discussion, let's say that this module is named Foo::Bar::Exception, and that all…
RoUS
  • 1,888
  • 2
  • 14
  • 29
2
votes
0 answers

Using Stacks for Symbol Tables or not

I'm working on creating a compiler and have come across some text that suggests two different ways of implementing symbol tables. With one, there is a symbol table for each level of nesting which is stored on a stack. With the second option there…
davelupt
  • 1,845
  • 4
  • 21
  • 32
1
vote
1 answer

SymtabAPI doesn't implicity change binary

I'm using the DyninstAPI (namely, the SymtabAPI component) to rewrite the symbol tables in binaries. I'm using the following methods to do so: data_region->setPtrToRawData((void*) new_raw, data_region->getRegionSize()) The method returns…
sholsapp
  • 15,542
  • 10
  • 50
  • 67
1
vote
1 answer

What are the steps I need to do to complete this programming assignment?

I'm having a hard time understanding what I'm supposed to do. The only thing I've figured out is I need to use yacc on the cminus.y file. I'm totally confused about everything after that. Can someone explain this to me differently so that I can…
neuromancer
  • 53,769
  • 78
  • 166
  • 223
0
votes
1 answer

Is it true that binaries generated by visual studio don't have any symbols?

All output the same: SYMBOL TABLE: no symbols This is what I find after several experiment with objdump,is this true? If that's the case,I want to give it a little further: is it true all binaries under windows don't have symbols?
compile-fan
  • 16,885
  • 22
  • 59
  • 73
0
votes
1 answer

GCC symbol table for local variables on stack

Of course, symbol and type information of each variable defined in a C/C++ program is available, otherwise the debuggers could not show them. But how to access this information? A lot info about the elf is available, but that is about linking an…
Jan Boonen
  • 95
  • 7
-2
votes
1 answer

Reference from type table to symbol table

We all know that there is always a reference from symbol table to type table but recerse case can also happen. Means can type table reference back to symbol table? If yes, please provide example.
neel
  • 8,399
  • 7
  • 36
  • 50
-4
votes
3 answers

How to create a symbol table?

Can I use malloc to add symbol table entries? How do I traverse the table to check if something is already there?
neuromancer
  • 53,769
  • 78
  • 166
  • 223
1
2