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  • How do you create jump tables in x86 x64? - Stack Overflow
    I'd recommend putting your jump table in the rdata section, not mixed with code IDK MASM syntax very well, maybe you need a qword ptr to distinguish it from jmp table? Check disassembly to see whether you got a memory-indirect jmp or a rel32 MASM syntax is stupid about square brackets sometimes An array of qword symbol addresses is what you want, though (Or for position-independent code
  • arrays - How to make efficient C++ jump table? - Stack Overflow
    I'm beginner to C++ and I have implemented the following simple jump table, but was wondering if I'm doing it the right way Is there anyway I can improve the following code? The following code is
  • c++ - c switch and jump tables - Stack Overflow
    5 Compilers can certainly convert any C C++ switch into a jump table, but a compiler would do this for efficiency Ask yourself, what would I do if I were writing a compiler and I had just build a parse tree for a switch case statement? I have studied compiler design and construction, and here are some of the decisions,
  • Difference between a lookup table and a jump table
    Jump tables are, as you mention, native code that's arranged in a way that's easy to jump to depending on integer values If the jump table is comprised of just short jump instructions, you can multiply your switch value by 3 and add the offset of the first entry in the table and jump (JMP or CALL) to it Lookup tables on the other hand are just raw data It's still stored in a packed format
  • arm - Interpreting jump tables branch tables - Stack Overflow
    Basically a jump table boils down to mathmatically computing an offset into a table of addresses The table of addresses are addresses you want to jump branch to depending on one of the parameters used in the math operation, in my example above bob is that variable
  • Newest jump-table Questions - Stack Overflow
    Does each language compile jump tables to custom locations, or are there specific places within ELF PE headers for them to be? I'm trying to figure out where jump tables (a data table pairing subroutine names with their addresses) are placed within an executable, and whether it's based on the language, the compiler, or if compilation x86


















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