【DSP开发】【并行计算-CUDA开发】TI OpenCL v01.01.xx

TI OpenCL v01.01.xx

TI OpenCL™ Runtime Documentation Contents:

• Introduction
• OpenCL 1.1 Reference Material
• Compilation
  • Compile
    Host OpenCL Applications
  • Compiling
    OpenCL C Programs
    • Create
      an OpenCL program from source, with embedded source
    • Create
      an OpenCL program from source, with source in a file
    • Create
      an OpenCL program from binary, with binary in a file
    • Create
      an OpenCL program from binary, with embedded binary
  • Caching
    on-line compilation results
  • The
    TI off-line OpenCL C compiler: clocl
• Memory Usage
  • Device Memory
    • Caching
  • How DDR3 is
    Partitioned for Linux System and OpenCL
    • 66AK2x
    • AM57
    • Changing
      DDR3 Partition for OpenCL
  • Alternate
    Host malloc/free Extension for Zero Copy OpenCL Kernels
  • The OpenCL Memory
    Model
  • OpenCL Buffers
    • Global
      Buffers
    • Local
      Buffers
    • Sub-Buffers
  • Buffer Read/Write
    vs. Map/Unmap
  • Discovering OpenCL
    Memory Sizes and Limits
  • Cache Operations
  • Large OpenCL
    buffers and Memory Beyond the 32-bit DSP Address Space
    • Large
      Buffer Use Cases
  • User
    Defined DSP Heap Extension
    • User
      Defined DSP Heap Built-in Functions
    • Allocation
      of the Underlying Memory for User Defined DSP Heaps
    • Putting
      it all Together
• Execution Model
  • Terminology
  • Device
    Discovery
  • Understanding
    Kernels, Work-groups and Work-items
    • Enqueueing
      a Kernel
    • Mapping
      the OpenCL C work-item Built-in Functions
    • OpenCL
      C Kernel Code
    • NDRangeKernel
      Execution on DSP Devices
• Extensions
  • Calling
    Standard C Code From OpenCL C Code
  • Calling Standard
    C code with OpenMP from OpenCL C code
    • OpenMP
      dispatch from OpenCL
  • C66x standard
    C compiler intrinsic functions
  • OpenCL C code
    using printf
  • DMA Control Using
    EdmaMgr Functions
    • Single
      Transfer EdmaMgr APIs
    • Multiple
      Transfer EdmaMgr APIs
  • Using
    Extended Memory on the 66AK2x device
  • Fast Global
    buffers in on-chip MSMC memory
  • OpenCL
    C Builtin Function Extensions
  • Cache Operations
• Environment
  Variables
• Optimization Tips
  • Optimization
    Techniques for Host Code
    • Use
      Off-line, Embedded Compilation Model
    • Avoid
      the read/write Buffer model on shared memory SoC platforms
    • Use
      MSMC Buffers Whenever Possible
    • Dispatch
      Appropriate Compute Loads
    • Prefer
      Kernels with 1 work-item per work-group
  • Optimization
    Techniques for Device (DSP) Code
    • Prefer
      Kernels with 1 work-item per work-group
    • Use
      Local Buffers
    • Use
      async_work_group_copy and async_work_group_strided_copy
    • Avoid
      DSP writes directly to DDR
    • Use
      the reqd_work_group_size attribute on kernels
    • Use
      the TI OpenCL extension than allows Standard C code to be called from OpenCL C code
    • Avoid
      OpenCL C Barriers
    • Use
      the most efficient data type on the DSP
    • Do
      Not Use Large Vector Types
    • Consecutive
      memory accesses
    • Prefer
      the CPU style of writing OpenCL code over the GPU style
  • Typical
    Steps to Optimize Device Code
  • Optimizing
    3x3 Gaussian smoothing filter
    • Overview
      of Gaussian Filter
    • Natural
      C Code
    • Optimizing
      for DSP
    • Performance
      Improvement
  • Performance
    Data
• Examples
  • Building
    and Running
  • Example Descriptions
    • platforms
      example
    • simple
      example
    • mandelbrot,
      mandelbrot_native examples
    • ccode
      example
    • matmpy
      example
    • offline
      example
    • vecadd_openmp
      example
    • vecadd_openmp_t
      example
    • vecadd
      example
    • vecadd_mpax
      example
    • vecadd_mpax_openmp
      example
    • dsplib_fft
      example
    • ooo,
      ooo_map examples
    • null
      example
    • sgemm
      example
    • dgemm
      example
    • edmamgr
      example
    • dspheap
      example
  • Float compute
    example
    • Host
      Code (main.cpp)
    • OpenCL
      C kernel code (dsp_compute.cl)
    • Sample
      Output
  • Monte Carlo
    example
    • Algorithm
      for Gaussian Random Number Generation
    • Executing
      the code
    • Sample
      Output
• Debug
  • Debug with printf
    • Host
      side OpenCL application code
    • DSP
      side OpenCL kernel code
  • Debug with gdb
    • Host
      side gdb
    • DSP
      side debug with host side client gdbc6x
  • Debug with CCS
    • Connect
      emulator to EVM and CCS
    • Debug
      DSP side code with CCS
  • Debug with dsptop
• Profiling
  • Host
    Side Profiling
  • DSP
    Side Profiling
• OpenCL on TI-RTOS
  • Overview
    • OpenCL
      on RTOS Package
    • Running
      Examples Shipped with OpenCL Package
  • Basic OpenCL RTOS Application
    Development
    • Building
      Application on Linux
    • Building
      Application on Windows
    • Creating
      an OpenCL RTOS Application
    • Limited
      Customization: Participating DSP Core(s)
    • Differences
      from OpenCL Linux (Host running Linux)
  • Advanced OpenCL RTOS
    Application Development
• Frequently Asked Questions
  • How do I get support
    for TI OpenCL products?
  • Which TI OpenCL Version
    is Installed?
  • Using Python OpenCL
    with the TI OpenCL implementation
  • Guidelines
    for porting Stand-alone DSP applications to OpenCL
    • Heap
      Memory Management
    • Stack
      Usage
    • Boot
      Routine Dependencies
    • Linker
      Command Files
  • OpenCL Interoperability
    with Host OpenMP
  • MCSDK-HPC
    to OpenCL Component Version Map
  • Does TI’s OpenCL support
    images and samplers?
  • Why does the OpenCL ICD
    installed on my platform not find the TI OpenCL implementation?
  • Why do I get messages about
    /var/lock/opencl when running OpenCL applications?
  • Why do I get DLOAD
    error messages when running OpenCL applications?
  • How do I limit log
    file sizes on EVM’s temporary file storage (tmpfs)?
    • 66AK2*
      EVMs
    • AM57*
      EVMs
• Readme
  • OpenCL
    v01.01.09.x Readme
    • Platforms
      supported
    • Release
      Notes
    • Compiler
      Versions
  • OpenCL
    v01.01.08.x Readme
    • Platforms
      supported
    • Release
      Notes
    • Compiler
      Versions
  • OpenCL
    v01.01.07.x Readme
    • Platforms
      supported
    • Release
      Notes
    • Compiler
      Versions
• Disclaimer
• Important
  Notice