'Signed integers' diaporamas de présentation

Integer Security

Integer Security. Secure Coding in C and C++. Integers. Integers represent a growing and underestimated source of vulnerabilities in C and C++ programs. Integer range checking has not been systematically applied in the development of most C and C++ software.

1.74k views • 149 slides

Bits, Bytes, and Integers Computer architecture and ORganization

Bits, Bytes, and Integers Computer architecture and ORganization. Today: Bits, Bytes, and Integers. Representing information as bits Bit-level manipulations Integers Representation: unsigned and signed Conversion, casting Expanding, truncating Addition, negation, multiplication, shifting

1.18k views • 87 slides

Midterm 1 Review

Midterm 1 Review. General. Bring student ID card Must have it to check into lab Seating Randomized seating chart Front rows Check when you enter the room Exam No time limit, 100 points NO notes, calculators, or other aides Put your smartwatch / phone in your pocket!. T mul. T add.

855 views • 67 slides

Extended Precision Operations

Extended Precision Operations. To represent larger numbers, more bits are needed. N bits can represent the unsigned range 0 to 2 N -1.

836 views • 56 slides

Chapter 2 Bits, Data Types, and Operations

687 views • 53 slides

Chapter 2 - Data Types

662 views • 50 slides

PRE - ALGEBRA

780 views • 49 slides

Ch. 2.1 Data Representation

843 views • 44 slides

Bits, Data Types, and Operations

521 views • 43 slides

Computer Science 101

487 views • 40 slides

Chapter 2 Bits, Data Types, and Operations

405 views • 33 slides

Introduction to C Programming

Introduction to C Programming. Overview of C Hello World program Unix environment C programming basics. Overview of C. Preceded by BCPL and B Developed by Dennis Ritchie Bell Labs in 1972 Portable (machine-independent) Used in UNIX, networks. Hello World Program.

405 views • 29 slides

Data Representation

Data Representation. COE 308 Computer Architecture Prof. Muhamed Mudawar College of Computer Sciences and Engineering King Fahd University of Petroleum and Minerals. Presentation Outline. Positional Number Systems Binary and Hexadecimal Numbers Base Conversions Integer Storage Sizes

615 views • 28 slides

Basic Building Blocks

+. Basic Building Blocks. Adder. Multiplexer. Demultiplexer. The Program Counter. There is a special register inside the processor. Big enough to hold an instruction address (32 bits) . Called the program counter (PC). Zero ext. Branch logic. 0. A. ALU. 4. B. +. 31. +.

484 views • 26 slides

Representing Information

441 views • 24 slides

Binary Numbers

459 views • 23 slides

INEL 4215: Computer Architecture and Organization

INEL 4215: Computer Architecture and Organization. Number Systems Signed numbers. Signed Integer Representation. We will not talk about fractional number representation (10.3456) or floating point representation (i.e. 9.23 x 10 13 ). We WILL talk about signed integer representation.

267 views • 17 slides

Adding a list of integers

182 views • 10 slides

What is RTL?

What is RTL?. 1) Describes an action to a register. Whether it be a new load, addition of two registers, transfer from one to the other, etc. 2) Describes the conditions on which this action will happen. Guidelines: RTL ? hardware.

259 views • 9 slides

4.4 Bit Manipulation Instructions

4.4 Bit Manipulation Instructions. Shift instructions: SHL/SAL, SHR, SAR. Examples: initial value in AX= 0110111100000001B. 0. CF=0. AX= 1101111000000010B. SAL AX,1. lost. AX= 1111110111100000B. SAR AX,4. CF=0. Shift instructions: SHLD, SHRD. Examples: CX=0BC3H; AX= 5678H. CF=1.

346 views • 8 slides