Table of Contents
- 1 What is intermediate code?
- 2 What is intermediate form of the code what are the advantages of it?
- 3 How do you write an intermediate code?
- 4 What is an activation tree give an example?
- 5 What is three address code in compiler construction?
- 6 Which of the following is not true for the intermediate code?
- 7 How is intermediate code generation in compiler design?
- 8 Which is the best representation of intermediate code?
What is intermediate code?
An intermediate code form of source program is an internal form of a program created by the compiler while translating the program created by the compiler while translating the program from a high –level language to assembly code(or)object code(machine code).
What is intermediate form of the code what are the advantages of it?
Intermediate code eliminates the need of a new full compiler for every unique machine by keeping the analysis portion same for all the compilers. It becomes easier to apply the source code modifications to improve code performance by applying code optimization techniques on the intermediate code.
What is intermediate code generator in compiler design?
The intermediate code generator, which is usually the front end of a compiler, is used to generate intermediate code. Intermediate code generation is done for the target machine & are machine-independent codes.
What are intermediate representation forms?
Types of Intermediate Representations Structured (graph or tree-based) Flat, tuple-based, generally three-address code (quadruples) Flat, stack-based. Or any combination of the above three.
How do you write an intermediate code?
Intermediate code can be either language specific (e.g., Bytecode for Java) or language….The following are commonly used intermediate code representation:
- Postfix Notation – The ordinary (infix) way of writing the sum of a and b is with operator in the middle : a + b.
- Three-Address Code –
- Syntax Tree –
What is an activation tree give an example?
We can create a tree (known as activation tree) to show the way control enters and leaves activation. In an activation tree. Each node represents an activation of a procedure. The root represents the activation of the main program. The node a is a parent of the node b if and only if the control flows from a to b.
Which of the following is an intermediate code form?
Intermediate code can be represented in three forms, which are postfix notation, Syntax trees, Three address code.
How do you represent intermediate code?
The following are commonly used intermediate code representation:
- Postfix Notation – The ordinary (infix) way of writing the sum of a and b is with operator in the middle : a + b.
- Three-Address Code –
- Syntax Tree –
What is three address code in compiler construction?
In computer science, three-address code (often abbreviated to TAC or 3AC) is an intermediate code used by optimizing compilers to aid in the implementation of code-improving transformations. Each TAC instruction has at most three operands and is typically a combination of assignment and a binary operator.
Which of the following is not true for the intermediate code?
Computer Science Engineering (CSE) Question. Quadruples is not the intermediate code form.
Which of the following is not an example of intermediate code?
Which is an example of an intermediate code generator?
Intermediate code tends to be machine independent code. Therefore, code generator assumes to have unlimited number of memory storage (register) to generate code. For example: a = b + c * d; The intermediate code generator will try to divide this expression into sub-expressions and then generate the corresponding code.
How is intermediate code generation in compiler design?
Compiler Design | Intermediate Code Generation. In the analysis-synthesis model of a compiler, the front end of a compiler translates a source program into an independent intermediate code, then the back end of the compiler uses this intermediate code to generate the target code (which can be understood by the machine).
Which is the best representation of intermediate code?
Intermediate code can be either language specific (e.g., Bytecode for Java) or language. independent (three-address code). The following are commonly used intermediate code representation: The postfix notation for the same expression places the operator at the right end as ab +.
What is the purpose of intermediate code in Java?
Intermediate code Intermediate code is used to translate the source code into the machine code. Intermediate code lies between the high-level language and the machine language. Fig: Position of intermediate code generator