ASSEMBLY LANGUAGS Basic job of a CPU: execute lots of instructions Instructions are the primitive operations that the cpu may execute Different CPUs implement different sets of instructions. The set of instructions a particular CPu implements is an Instruction Set Architecture(ISA) Examples: ARM, Intel x86, MIPS, RISC-V, IBM/Motorola PowerPC(old Mac) Intel IA64▪Basic job of a CPU: execute lots of instructions. ▪ Instructions are the primitive operations that the CPU may execute. ▪Different CPUs implement different sets of instructions. The set of instructions a particular CPU implements is an Instruction Set Architecture (ISA). ▪ Examples: ARM, Intel x86, MIPS, RISC-V, IBM/Motorola PowerPC (old Mac), Intel IA64, ... 4