umul
Assembly Syntax
umul regrs1, reg_or_imm, regrd
op3
001010
Operation
Unsigned multiply the contents of regrs1 and reg_or_imm and place result in regrd.
Comments
Multiplication is an expensive operation; when possible, it should be avoided (see shift instructions)
Example
umul %r1, %r2, %r3
Example
umul %r1, 2, %r1
Instruction format
Instruction format