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DSP on General-Purpose Processors
Table of Contents
1. Introduction
- Scope and Purpose
- Organization
2. About the Authors
3. Digital Signal Processing and DSP Systems
3.1 Advantages of DSP
3.2 Characteristics of DSP Systems
- Algorithms
- Sample Rates
- Clock Rates
- Numeric Representations
3.3 Classes of DSP Applications
- Low-Cost Embedded Systems
- High-Performance Applications
4. DSP Implementation Options
4.1 DSP Processors
4.2 General-Purpose Processors
4.3 Processor Cores
4.4 Alternatives to Commercial Processors and Cores
5. Processor Characteristics Relevant to DSP
5.1 Execution Predictability
- Caches
- Branch Prediction
- Dynamic Instruction Scheduling
- Data-Dependent Execution Times
- Operating Systems
- Tools
5.2 Numeric Representations & Arithmetic
- Fixed-Point vs. Floating-Point
- Native Data Word Width
- Extended Precision
- Floating-Point Emulation and Block Floating-Point
- IEEE-754 Floating-Point
5.3 Data Path
- Integer Data Paths
- Floating-Point Data Paths
- Operands and Registers
5.4 Memory Architecture
- Memory Bandwidth
- Caches
- Memory Structures
- Reducing Memory Access Requirements
- ROM
- External Memory Interfaces
- Virtual Memory
5.5 Addressing
- Basic Addressing Modes
- Accessing Data in DSP Applications
- Addressing for DSP Applications
5.6 Instruction Set
- Styles of Instruction Sets
- Instruction Types
- Registers
- Orthogonality
5.7 Execution Control
- Out-of-Order Execution
- Branch Prediction
- Hardware Looping
- Interrupts
- Stacks
- Relative Branch Support
5.8 Pipelining and Superscalar Execution
- Pipelining
- Superscalar Execution
5.9 Peripherals
- Serial Ports
- Timers
- Parallel Ports
- Bit I/O Ports
- On-Chip A/D and D/A Converters
- External Interrupts
5.10 On-Chip Debugging Features
- On-Chip Debugging Features
- Performance Monitoring Features
- Accessing On-Chip Debug Resources
5.11 Power Consumption & Management
- Low-Voltage Operation
- Power Management Features
5.12 Clocking
5.13 Price & Packaging
5.14 Fabrication Details
- Feature Size
- Operating Voltage
- Die Size
- Processor Cores
5.15 Development Tools
- Assembly Language Tools
- High-Level Language Development Tools
- Block-Diagram-Based Programming Tools
- Real-Time Operating Systems
5.16 Applications Support
- Manufacturer-Provided Documentation
- Applications Engineers
- Telephone Support
- World-Wide Web
- Training
- Third-Party Support
6. Processor Analyses
6.1 Advanced RISC Machines ARM7TDMI
- Introduction
- Architecture
- Instruction Set
- Execution Control
- Peripherals
- On-Chip Debugging Support
- Power Consumption & Management
- Benchmark Performance
- Cost
- Fabrication Details
- Development Tools
- Applications Support
- Advantages
- Disadvantages
6.2 Hitachi SH-DSP
- Introduction
- Architecture
- Instruction Set
- Execution Control
- Peripherals
- On-Chip Debugging Support
- Power Consumption & Management
- Benchmark Performance
- Cost
- Fabrication Details
- Development Tools
- Applications Support
- Advantages
- Disadvantages
6.3 Integrated Device Technology R4650
- Introduction
- Architecture
- Instruction Set
- Execution Control
- Peripherals
- On-Chip Debugging Support
- Power Consumption & Management
- Estimated Benchmark Performance
- Cost
- Fabrication Details
- Development Tools
- Applications Support
- Advantages
- Disadvantages
6.4 Intel Pentium
- Introduction
- Architecture
- Instruction Set
- Execution Control
- Peripherals
- On-Chip Debugging Support
- Power Consumption & Management
- Benchmark Performance
- Cost
- Fabrication Details
- Development Tools
- Applications Support
- Advantages
- Disadvantages
6.5 Intel MMX Pentium Processor
- Introduction
- Architecture
- Instruction Set
- Execution Control
- Peripherals
- On-Chip Debugging Support
- Power Consumption & Management
- Estimated Benchmark Performance
- Cost
- Fabrication Details
- Development Tools
- Applications Support
- Advantages
- Disadvantages
6.6 Motorola/IBM PowerPC 604/604e
- Introduction
- Architecture
- Instruction Set
- Execution Control
- Peripherals
- On-Chip Debugging Support
- Power Consumption & Management
- Benchmark Performance
- Cost
- Fabrication Details
- Development Tools
- Applications Support
- Advantages
- Disadvantages
- Example Dedicated DSP Processors
- Introduction
- Architecture
- Instruction Set
- Execution Control
- Peripherals
- On-Chip Debugging Support
- Power Consumption & Management
- Benchmark Performance
- Cost
- Fabrication Details
- Development Tools
- Applications Support
- Advantages
- Disadvantages
6.7 Analog Devices ADSP-2106x Family
- Introduction
- Architecture
- Instruction Set
- Execution Control
- Peripherals
- On-Chip Debugging Support
- Power Consumption & Management
- Benchmark Performance
- Cost
- Fabrication Details
- Development Tools
- Applications Support
- Advantages
- Disadvantages
6.8 Texas Instruments TMS320C54x Family
- Introduction
- Architecture
- Instruction Set
- Execution Control
- Peripherals
- On-Chip Debugging Support
- Power Consumption & Management
- Benchmark Performance
- Cost
- Fabrication Details
- Development Tools
- Applications Support
- Advantages
- Disadvantages
7. BDTI Benchmark(TM) Results
- The Need for Benchmarks
- Benchmarking Approaches
- Benchmarking Limitations
- Processors Benchmarked
- Organization of Benchmarking Results
- Benchmark Specifications and Methodology
- Benchmarking Conditions, Assumptions, and Cautions
- Notation
7.1 Benchmark Instruction Cycle Counts
7.2 Execution Times
7.3 Cost-Execution Time Products
7.4 Memory Usage Benchmarking
8. Conclusions
8.1 General-Purpose Processors Arrive on the DSP Scene
- Cost/Performance
- Power Consumption
- Integration
- Ease of Development
- Execution Time Predictability
- Pulling it All Together
8.2 Evaluating and Choosing Processors
8.3 Conclusion
- Vendor Contact Information
- References
- Glossary
- Index
This announcement contains advance information that is subject to change
without notice. Copyright © 1997-2010 Berkeley Design Technology, Inc. All rights
reserved.
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