Windows Debugging: Practical Foundations > Memory, Registers and Simple Arithmetic > Incrementing/Decrementing Numbers in Memory and Registers - Pg. : Safari Books Online

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Windows Debugging: Practical Foundations

Windows Debugging: Practical Foundations

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Contents

Table of Contents

Acknowledgements

About the Author

Ch. 1. Memory, Registers and Simple Arithmetic

Memory and Registers inside an Idealized Computer

Memory and Registers inside Intel 32-bit PC

"Arithmetic" Project: Memory Layout and Registers

"Arithmetic" Project: A Computer Program

"Arithmetic" Project: Assigning Numbers to Memory Locations

Assigning Numbers to Registers

"Arithmetic" Project: Adding Numbers to Memory Cells

Incrementing/Decrementing Numbers in Memory and Registers

Multiplying Numbers

Multiplication and Registers

Ch. 2. Debug and Release Binaries

Ch. 3. Number Representations

Ch. 4. Pointers

Ch. 5. Bytes, Words and Double Words

Ch. 6. Pointers to Memory

Ch. 7. Logical Instructions and EIP

Ch. 8. Reconstructing a Program with Pointers

Ch. 9. Memory and Stacks

Ch. 10. Frame Pointer and Local Variables

Ch. 11. Function Parameters

Ch. 12. More Instructions

Ch. 13. Function Pointer Parameters

Ch. 14. Summary of Code Disassembly Patterns

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Help

1.8. Incrementing/Decrementing Numbers in Memory and Registers

In pseudo-code it looks simple and means increment (decrement) a number stored at location (address) "a":

[a] := [a] + 1

[a] := [a] − 1

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