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Machine Language (The Instruction Repertoire (Data Transfer (LOAD…
Machine Language
The Instruction Repertoire
complex instruction set computer (CISC)
Examples:
Intel
processors, used in PCs
Exploit a powerful rich set of instructions
Insatiable thirst
for electrical power
Designed
to
: execute a large number of complex instructions
Data Transfe
r
The
movement of data from one location to another
copy or clone
LOAD instructio
Fill a general-purpose register with the contents of a memory cell
STORE instruction
Transfer the
contents of a register to a memory cell
I/O instructions
Commands for communicating with devices outside the CPU-main
memory context (printers, keyboards, display screens, disk drives, etc.)
reduced instruction set computer (RISC)
Examples:
PowerPC processors
(developed by an alliance between Apple, IBM, and Motorola
Specifically for low power consumption
Efficient, fast, and less expensive to
manufacture
Designed
to:
execute a minimal set of machine instructions