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1.9.1
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Hermes
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Auxiliary classes and macros for CUDA calls. More...
Go to the source code of this file.
Classes | |
| struct | hermes::cuda_utils::LaunchInfo |
| Holds CUDA launch parameters. More... | |
| class | hermes::cuda_utils::Lock |
| Synchronization lock. More... | |
Macros | |
| #define | GPU_BLOCK_SIZE 1024 |
| Maximum thread block size. | |
| #define | GPU_BLOCK_SIZE_X 1024 |
| Maximum thread block size in 1st dimension. | |
| #define | GPU_BLOCK_SIZE_Y 1024 |
| Maximum thread block size in 2nd dimension. | |
| #define | GPU_BLOCK_SIZE_Z 64 |
| Maximum thread block size in 3rd dimension. | |
| #define | GPU_WARP_SIZE 32 |
| Warp size. | |
| #define | HERMES_CUDA_TIME(LAUNCH, ELAPSED_TIME_IN_MS) |
| Computes execution time from a given CUDA call. More... | |
| #define | HERMES_CUDA_DEVICE_SYNCHRONIZE HERMES_CHECK_CUDA_CALL(cudaDeviceSynchronize()); |
| Calls cudaDeviceSynchronize. | |
| #define | HERMES_CUDA_LAUNCH(LAUNCH_INFO, NAME, ...) |
| Launches a CUDA kernel given its parameters. More... | |
| #define | HERMES_CUDA_LAUNCH_AND_SYNC(LAUNCH_INFO, NAME, ...) |
| Launches a CUDA kernel given its parameters and synchronizes with host. More... | |
| #define | HERMES_CUDA_THREAD_INDEX_I u32 i = threadIdx.x + blockIdx.x * blockDim.x |
| Creates a 1-dimensional index based on current cuda thread index. | |
| #define | HERMES_CUDA_THREAD_INDEX_IJ |
| Creates a 2-dimensional index based on current cuda thread index. More... | |
| #define | HERMES_CUDA_THREAD_INDEX_IJK |
| Creates a 3-dimensional index based on current cuda thread index. More... | |
| #define | HERMES_CUDA_RETURN_IF_NOT_THREAD_0 |
| Ensures just thread of index 0 is run. More... | |
| #define | HERMES_CUDA_THREAD_INDEX_LT(I, BOUNDS) |
| Creates a 1-dimensional index and tests it against bounds. More... | |
| #define | HERMES_CUDA_THREAD_INDEX2_LT(IJ, BOUNDS) |
| Creates a 2-dimensional index and tests it against bounds. More... | |
| #define | HERMES_CUDA_THREAD_INDEX3_LT(IJK, BOUNDS) |
| Creates a 3-dimensional index and tests it against bounds. More... | |
| #define | HERMES_CUDA_THREAD_INDEX_I_LT(BOUNDS) HERMES_CUDA_THREAD_INDEX_LT(i, BOUNDS) |
| Creates a 1-dimensional index variable i and tests it against bounds. More... | |
| #define | HERMES_CUDA_THREAD_INDEX_IJ_LT(BOUNDS) HERMES_CUDA_THREAD_INDEX2_LT(ij, BOUNDS) |
| Creates a 2-dimensional index variable ij and tests it against bounds. More... | |
| #define | HERMES_CUDA_THREAD_INDEX_IJK_LT(BOUNDS) HERMES_CUDA_THREAD_INDEX3_LT(ijk, BOUNDS) |
| Creates a 3-dimensional index variable ijk and tests it against bounds. More... | |
| #define | HERMES_CHECK_CUDA_CALL(err) |
| Checks (and logs) a CUDA method return code for errors. More... | |
| #define | HERMES_CHECK_LAST_CUDA_CALL HERMES_CHECK_CUDA_CALL(cudaGetLastError()); |
| Checks (and logs) the last CUDA call for errors. | |
| #define | CUDA_MEMORY_USAGE |
| Outputs in stdout current GPU memory usage. More... | |
Functions | |
| cudaMemcpyKind | hermes::cuda_utils::copyDirection (MemoryLocation src, MemoryLocation dst) |
| Computes cuda flag of memory block copy direction. More... | |
| std::ostream & | hermes::cuda_utils::operator<< (std::ostream &o, const LaunchInfo &info) |
LaunchInfo support for std::ostream << operator. More... | |
| void | hermes_print_cuda_devices () |
| Outputs in stdout information about all devices in the current machine. | |
| void | hermes_print_cuda_memory_usage () |
| Outputs in stdout current GPU memory usage. | |
Auxiliary classes and macros for CUDA calls.
Copyright (c) 2021, FilipeCN.
The MIT License (MIT)
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Computes cuda flag of memory block copy direction.
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LaunchInfo support for std::ostream << operator.
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| info |
1.9.1