Types of Operand • Addresses • Numbers —Integer/floating point • Characters —ASCII etc. • Logical Data —Bits or flags • (Aside: Is there any difference between numbers and …

We present a detailed look at different instruction formats, operand types, and memory access methods. We will see the interrelation between machine organization and instruction formats. …

•Source operand reference –To this: (address of) argument of op, e.g. register, memory location •Result operand reference –Put the result here (as above) •Next instruction reference (often …

Source operand reference • The operation may involve one or more source operands, that is, operands that are inputs for the operation Result operand reference • The operation may …

Example –0 operands (1) • Syntax <operation> • Meaning (all arithmetic operations make reference to pre-defined registers, e.g. the accumulator and the top of the stack) …

Ex: x87 load and store instructions perform conversions from any numeric format to IEEE and vice versa. Branch with Link (BL) can be used for function calls. Note that there is no divide …

example, in LOAD A instruction, the operand specified in the instruction is a source operand whereas the operand specified in the STORE B instruction is a destination operand. Similarly, …

Study with Quizlet and memorize flashcards containing terms like Operation code, Source operand reference, Result operand reference and more.

Source operand reference •The operation may involve one or more source operands, that is, operands that are inputs for the operation Result operand reference •The operation may …

There are four essential elements of an instruction; the type of operation to be performed, the place to find the source operand(s), the place to store the result(s) and the source of the next …