buzzword
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buzzword [2015/01/14 19:45] rachata |
buzzword [2015/01/21 23:02] rachata |
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| * What are not a part of the ISA? (what goes inside: uArch techniques) | * What are not a part of the ISA? (what goes inside: uArch techniques) | ||
| * Things that are not suppose to be visible to the programmer/software but typically make the processor faster and/or consumes less power and/or less complex | * Things that are not suppose to be visible to the programmer/software but typically make the processor faster and/or consumes less power and/or less complex | ||
| + | |||
| + | ===== Lecture 3 (1/17 Fri.) ===== | ||
| + | |||
| + | * Microarchitecture | ||
| + | * Three major tradeoffs of computer architecture | ||
| + | * Macro-architecture | ||
| + | * LC-3b ISA | ||
| + | * Unused instructions | ||
| + | * Bit steering | ||
| + | * Instruction processing style | ||
| + | * 0,1,2,3 address machines | ||
| + | * Stack machine | ||
| + | * Accumulator machine | ||
| + | * 2-operand machine | ||
| + | * 3-operand machine | ||
| + | * Tradeoffs between 0,1,2,3 address machines | ||
| + | * Postfix notation | ||
| + | * Instructions/Opcode/Operade specifiers (i.e. addressing modes) | ||
| + | * Simply vs. complex data type (and their tradeoffs) | ||
| + | * Semantic gap and level | ||
| + | * Translation layer | ||
| + | * Addressability | ||
| + | * Byte/bit addressable machines | ||
| + | * Virtual memory | ||
| + | * Big/little endian | ||
| + | * Benefits of having registers (data locality) | ||
| + | * Programmer visible (Architectural) state | ||
| + | * Programmers can access this directly | ||
| + | * What are the benefits? | ||
| + | * Microarchitectural state | ||
| + | * Programmers cannot access this directly | ||
| + | * Evolution of registers (from accumulators to registers) | ||
| + | * Different types of instructions | ||
| + | * Control instructions | ||
| + | * Data instructions | ||
| + | * Operation instructions | ||
| + | * Addressing modes | ||
| + | * Tradeoffs (complexity, flexibility, etc.) | ||
| + | * Orthogonal ISA | ||
| + | * Addressing modes that are orthogonal to instruction types | ||
| + | * I/O devices | ||
| + | * Vectored vs. non-vectored interrupts | ||
| + | * Complex vs. simple instructions | ||
| + | * Tradeoffs | ||
| + | * RISC vs. CISC | ||
| + | * Tradeoff | ||
| + | * Backward compatibility | ||
| + | * Performance | ||
| + | * Optimization opportunity | ||
| + | * Translation | ||
| + | |||
| + | ===== Lecture 4 (1/21 Wed.) ===== | ||
| + | |||
| + | * Fixed vs. variable length instruction | ||
| + | * Uniform vs. non-uniform decode | ||
| + | * Registers | ||
| + | * Tradeoffs between number of registers | ||
| + | * Alignments | ||
| + | * How does MIPS load words across alignment the boundary | ||
| + | |||
| + | |||
buzzword.txt · Last modified: 2015/04/27 18:20 by rachata
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