Then Came the Compiler Processor Programmer int Foo (int x){ return x + 5; } …  Programmers wrote high-level language (HLL) Assembly Add r3,r3,r1Cmp r3,r1Bge 0x3340aMulu r3,r5,r2Sub r1,r3,r4… Compiler 1010010010 0101101010 1010010100 1010001010 … Machine Instructions Ding Yuan, ECE454 6
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