Operand2

Question 1

Operand2

Operand2 is –

Answer 1

Operand2

Operand2 is the flexible second operand to most instructions.

Question 2

Operand2

can take one of three different forms:

Answer 2

• Immediate value.
  
  • An 8-bit number rotated right by an even number of places.
• Register shifted by value.
  
  • A 5-bit unsigned integer shift.
• Register shifted by register.
  
  • The bottom 8 bits of a register.

Question 3

Examples

• MOV r0, #42
• ORR r1, r1, #0xFF00

Answer 3

Immediate values

Question 5

• MOV r2, r2, LSR #1
• RSB r10, r5, r14, ASR #14

Answer 5

Registers shifted by values:

Question 6

• BIC r11, r11, r1, LSL r0
• CMP r9, r8, ROR r0

Answer 6

Registers shifted by registers: