Table of Contents
- 1 Are instructions stored in registers?
- 2 Where are registers stored in memory?
- 3 Where are the instruction stored in computer?
- 4 Are registers located in the CPU?
- 5 Where does the CPU store its computations?
- 6 How to get the original C source code from a binary?
- 7 When did Grace Hopper Create the first compiler?
Are instructions stored in registers?
An instruction register holds a machine instruction that is currently being executed. A variety of registers serve different functions in a central processing unit (CPU) – the function of the instruction register is to hold that currently queued instruction for use.
What are the registers in a CPU?
Registers are small amounts of high-speed memory contained within the CPU….They are used by the processor to store small amounts of data that are needed during processing, such as:
- the address of the next instruction to be executed.
- the current instruction being decoded.
- the results of calculations.
Where are registers stored in memory?
Processor registers are normally at the top of the memory hierarchy, and provide the fastest way to access data. The term normally refers only to the group of registers that are directly encoded as part of an instruction, as defined by the instruction set.
Where are instructions stored in CPU?
memory
All instructions for a CPU are stored in the memory in the machine language format (binary code) that corresponds to the circuitry of that chip.
Where are the instruction stored in computer?
Memory
Memory is the part of the computer that holds data and instructions for processing. Although closely associated with the central processing unit, memory is separate from it. Memory stores program instructions or data for only as long as the program they pertain to is in operation.
What is stored in a register?
A register may hold an instruction, a storage address, or any kind of data (such as a bit sequence or individual characters). The effective address of any entity in a computer includes the base, index, and relative addresses, all of which are stored in the index register. A shift register is another type.
Are registers located in the CPU?
In computer architecture, a processor register is a quickly accessible location available to a digital processor’s central processing unit (CPU). Processor registers are normally at the top of the memory hierarchy, and provide the fastest way to access data.
Where are registers stored in a computer?
The registers are what make up the CPU in general. They are located on the silicon die as a central part of the system; they are what enable the CPU to store and process data.
Where does the CPU store its computations?
Where does the CPU store its computations? Registers; When the CPU does computation, it stores information in registers first.
Are instructions stored in CPU?
Instructions (programs) for the CPU are also stored in the memory just like data. One of the most important feature of a stored program computer is being able to store the programs as well as the data together in the memory.
How to get the original C source code from a binary?
You can’t get back the original C source code from the compiled binary – there are many ways in C of producing the same end result so there isn’t a unique source. The process is called decompiling
Is it possible to get the original source code of a decompiler?
A decompiler will generate C source code that’s functionally equivalentto the original code, but it won’t have any of the original symbol names, and may not be structured the same. It may not even be very “readable”. You cannot recover the originalsource from a compiled program. Share Improve this answer Follow
When did Grace Hopper Create the first compiler?
In 1952, Grace Hopper completed her first compiler for Sperry, known as the A-0. The A-0 System was a set of instructions that could translate symbolic mathematical code into machine language. In producing A-0, she took all the subroutines she had been collecting over the years and put them on tape.
How many registers are there in an Intel processor?
It has 8 or 16 “registers” which require no delay at all. It has “L1 cache” which is almost instantaneous, and L2 Cache which is just a little slower. Then it has main memory. Memory is very fast these days, but it is so slow compared to the speed of the CPU that you waste hundreds of instructions waiting for a response.