def __init__(self, cfg):
super().__init__(cfg)
from pyfr.backends.hip.compiler import HIPRTC
from pyfr.backends.hip.driver import HIP
# Load and wrap HIP and HIPRTC
self.hip = HIP()
self.hiprtc = HIPRTC()
# Get the desired HIP device
devid = cfg.get('backend-hip', 'device-id', 'local-rank')
if not re.match(r'(local-rank|\d+)$', devid):
raise ValueError('Invalid device-id')
# Handle the local-rank case
if devid == 'local-rank':
devid = str(get_local_rank())
# Set the device
self.hip.set_device(int(devid))
# Get its properties
self.props = self.hip.device_properties(int(devid))
# Take the required alignment to be 128 bytes
self.alignb = 128
# Take the SoA size to be 32 elements
self.soasz = 32
self.csubsz = self.soasz
# Get the MPI runtime type
self.mpitype = cfg.get('backend-hip', 'mpi-type', 'standard')
if self.mpitype not in {'standard', 'hip-aware'}:
raise ValueError('Invalid HIP backend MPI type')
from pyfr.backends.hip import (blasext, gimmik, packing, provider,
rocblas, types)
# Register our data types
self.base_matrix_cls = types.HIPMatrixBase
self.const_matrix_cls = types.HIPConstMatrix
self.matrix_cls = types.HIPMatrix
self.matrix_slice_cls = types.HIPMatrixSlice
self.queue_cls = types.HIPQueue
self.view_cls = types.HIPView
self.xchg_matrix_cls = types.HIPXchgMatrix
self.xchg_view_cls = types.HIPXchgView
# Instantiate the base kernel providers
kprovs = [
provider.HIPPointwiseKernelProvider, blasext.HIPBlasExtKernels,
packing.HIPPackingKernels, gimmik.HIPGiMMiKKernels,
rocblas.HIPRocBLASKernels
]
self._providers = [k(self) for k in kprovs]
# Pointwise kernels
self.pointwise = self._providers[0]
def __init__(self, cfg):
super(CUDABackend, self).__init__(cfg)
# Get the desired CUDA device
devid = cfg.get('backend-cuda', 'device-id', 'round-robin')
if not re.match(r'(round-robin|local-rank|\d+)$', devid):
raise ValueError('Invalid device-id')
# Handle the local-rank case
if devid == 'local-rank':
devid = str(get_local_rank())
# In the non round-robin case set CUDA_DEVICE to be the desired
# CUDA device number (used by pycuda.autoinit)
os.environ.pop('CUDA_DEVICE', None)
if devid != 'round-robin':
os.environ['CUDA_DEVICE'] = devid
# Create a CUDA context
from pycuda.autoinit import context
import pycuda.driver as cuda
# Take the required alignment to be 128 bytes
self.alignb = 128
# Some CUDA devices share L1 cache and shared memory; on these
# devices CUDA allows us to specify a preference between L1
# cache and shared memory. For the sake of CUBLAS (which
# benefits greatly from more shared memory but fails to
# declare its preference) we set the global default to
# PREFER_SHARED.
context.set_cache_config(cuda.func_cache.PREFER_SHARED)
from pyfr.backends.cuda import (blasext, cublas, packing, provider,
types)
# Register our data types
self.base_matrix_cls = types.CUDAMatrixBase
self.const_matrix_cls = types.CUDAConstMatrix
self.matrix_cls = types.CUDAMatrix
self.matrix_bank_cls = types.CUDAMatrixBank
self.matrix_rslice_cls = types.CUDAMatrixRSlice
self.mpi_matrix_cls = types.CUDAMPIMatrix
self.mpi_view_cls = types.CUDAMPIView
self.queue_cls = types.CUDAQueue
self.view_cls = types.CUDAView
# Template lookup
self.lookup = DottedTemplateLookup('pyfr.backends.cuda.kernels')
# Instantiate the base kernel providers
kprovs = [
provider.CUDAPointwiseKernelProvider, blasext.CUDABlasExtKernels,
packing.CUDAPackingKernels, cublas.CUDACUBLASKernels
]
self._providers = [k(self) for k in kprovs]
# Pointwise kernels
self.pointwise = self._providers[0]
def __init__(self, cfg):
super(CUDABackend, self).__init__(cfg)
# Get the desired CUDA device
devid = cfg.get('backend-cuda', 'device-id', 'round-robin')
if not re.match(r'(round-robin|local-rank|\d+)$', devid):
raise ValueError('Invalid device-id')
# Handle the local-rank case
if devid == 'local-rank':
devid = str(get_local_rank())
# In the non round-robin case set CUDA_DEVICE to be the desired
# CUDA device number (used by pycuda.autoinit)
os.environ.pop('CUDA_DEVICE', None)
if devid != 'round-robin':
os.environ['CUDA_DEVICE'] = devid
# Create a CUDA context
from pycuda.autoinit import context
import pycuda.driver as cuda
# Take the required alignment to be 128 bytes
self.alignb = 128
# Some CUDA devices share L1 cache and shared memory; on these
# devices CUDA allows us to specify a preference between L1
# cache and shared memory. For the sake of CUBLAS (which
# benefits greatly from more shared memory but fails to
# declare its preference) we set the global default to
# PREFER_SHARED.
context.set_cache_config(cuda.func_cache.PREFER_SHARED)
from pyfr.backends.cuda import (blasext, cublas, packing, provider,
types)
# Register our data types
self.base_matrix_cls = types.CUDAMatrixBase
self.const_matrix_cls = types.CUDAConstMatrix
self.matrix_cls = types.CUDAMatrix
self.matrix_bank_cls = types.CUDAMatrixBank
self.matrix_rslice_cls = types.CUDAMatrixRSlice
self.mpi_matrix_cls = types.CUDAMPIMatrix
self.mpi_view_cls = types.CUDAMPIView
self.queue_cls = types.CUDAQueue
self.view_cls = types.CUDAView
# Template lookup
self.lookup = DottedTemplateLookup('pyfr.backends.cuda.kernels')
# Instantiate the base kernel providers
kprovs = [provider.CUDAPointwiseKernelProvider,
blasext.CUDABlasExtKernels,
packing.CUDAPackingKernels,
cublas.CUDACUBLASKernels]
self._providers = [k(self) for k in kprovs]
# Pointwise kernels
self.pointwise = self._providers[0]
def __init__(self, cfg):
super().__init__(cfg)
import pymic as mic
# Get the device ID to use
devid = cfg.get('backend-mic', 'device-id', 'local-rank')
# Handle the local-rank case
if devid == 'local-rank':
devid = str(get_local_rank())
# Get a handle to the desired device
self.dev = mic.devices[int(devid)]
# Default stream
self.sdflt = self.dev.get_default_stream()
# Take the alignment requirement to be 64-bytes
self.alignb = 64
from pyfr.backends.mic import (blasext, cblas, packing, provider,
types)
# Register our data types
self.base_matrix_cls = types.MICMatrixBase
self.const_matrix_cls = types.MICConstMatrix
self.matrix_cls = types.MICMatrix
self.matrix_bank_cls = types.MICMatrixBank
self.matrix_rslice_cls = types.MICMatrixRSlice
self.queue_cls = types.MICQueue
self.view_cls = types.MICView
self.xchg_matrix_cls = types.MICXchgMatrix
self.xchg_view_cls = types.MICXchgView
# Template lookup
self.lookup = DottedTemplateLookup(
'pyfr.backends.mic.kernels',
fpdtype=self.fpdtype, alignb=self.alignb
)
# Kernel provider classes
kprovcls = [provider.MICPointwiseKernelProvider,
blasext.MICBlasExtKernels,
packing.MICPackingKernels,
cblas.MICCBLASKernels]
self._providers = [k(self) for k in kprovcls]
# Pointwise kernels
self.pointwise = self._providers[0]
def __init__(self, cfg):
super().__init__(cfg)
import pymic as mic
# Get the device ID to use
devid = cfg.get('backend-mic', 'device-id', 'local-rank')
# Handle the local-rank case
if devid == 'local-rank':
devid = str(get_local_rank())
# Get a handle to the desired device
self.dev = mic.devices[int(devid)]
# Default stream
self.sdflt = self.dev.get_default_stream()
# Take the alignment requirement to be 64-bytes
self.alignb = 64
from pyfr.backends.mic import (blasext, cblas, packing, provider,
types)
# Register our data types
self.base_matrix_cls = types.MICMatrixBase
self.const_matrix_cls = types.MICConstMatrix
self.matrix_cls = types.MICMatrix
self.matrix_bank_cls = types.MICMatrixBank
self.matrix_rslice_cls = types.MICMatrixRSlice
self.queue_cls = types.MICQueue
self.view_cls = types.MICView
self.xchg_matrix_cls = types.MICXchgMatrix
self.xchg_view_cls = types.MICXchgView
# Template lookup
self.lookup = DottedTemplateLookup('pyfr.backends.mic.kernels',
fpdtype=self.fpdtype,
alignb=self.alignb)
# Kernel provider classes
kprovcls = [
provider.MICPointwiseKernelProvider, blasext.MICBlasExtKernels,
packing.MICPackingKernels, cblas.MICCBLASKernels
]
self._providers = [k(self) for k in kprovcls]
# Pointwise kernels
self.pointwise = self._providers[0]
def __init__(self, cfg):
super(OpenCLBackend, self).__init__(cfg)
import pyopencl as cl
# Get the platform/device info from the config file
platid = cfg.get('backend-opencl', 'platform-id', '0').lower()
devid = cfg.get('backend-opencl', 'device-id', 'local-rank').lower()
devtype = cfg.get('backend-opencl', 'device-type', 'all').upper()
# Handle the local-rank case
if devid == 'local-rank':
devid = str(get_local_rank())
# Map the device type to the corresponding PyOpenCL constant
devtype = getattr(cl.device_type, devtype)
# Determine the OpenCL platform to use
for i, platform in enumerate(cl.get_platforms()):
if platid == str(i) or platid == platform.name.lower():
break
else:
raise ValueError('No suitable OpenCL platform found')
# Determine the OpenCL device to use
for i, device in enumerate(platform.get_devices(devtype)):
if devid == str(i) or devid == device.name.lower():
break
else:
raise ValueError('No suitable OpenCL device found')
# Create a OpenCL context on this device
self.ctx = cl.Context([device])
# Create a queue for initialisation-type operations
self.qdflt = cl.CommandQueue(self.ctx)
# Compute the alignment requirement for the context
self.alignb = device.mem_base_addr_align // 8
from pyfr.backends.opencl import (blasext, clblas, packing, provider,
types)
# Register our data types
self.base_matrix_cls = types.OpenCLMatrixBase
self.const_matrix_cls = types.OpenCLConstMatrix
self.matrix_cls = types.OpenCLMatrix
self.matrix_bank_cls = types.OpenCLMatrixBank
self.matrix_rslice_cls = types.OpenCLMatrixRSlice
self.mpi_matrix_cls = types.OpenCLMPIMatrix
self.mpi_view_cls = types.OpenCLMPIView
self.queue_cls = types.OpenCLQueue
self.view_cls = types.OpenCLView
# Template lookup
self.lookup = DottedTemplateLookup('pyfr.backends.opencl.kernels')
# Instantiate the base kernel providers
kprovs = [
provider.OpenCLPointwiseKernelProvider,
blasext.OpenCLBlasExtKernels, packing.OpenCLPackingKernels,
clblas.OpenCLClBLASKernels
]
self._providers = [k(self) for k in kprovs]
# Pointwise kernels
self.pointwise = self._providers[0]
def __init__(self, cfg):
super().__init__(cfg)
from pyfr.backends.cuda.compiler import NVRTC
from pyfr.backends.cuda.driver import CUDA, CUDAError
# Load and wrap CUDA and NVRTC
self.cuda = CUDA()
self.nvrtc = NVRTC()
# Get the desired CUDA device
devid = cfg.get('backend-cuda', 'device-id', 'round-robin')
if not re.match(r'(round-robin|local-rank|\d+)$', devid):
raise ValueError('Invalid device-id')
# For round-robin try each device until we find one that works
if devid == 'round-robin':
for i in range(self.cuda.device_count()):
try:
self.cuda.set_device(i)
break
except CUDAError:
pass
else:
raise RuntimeError('Unable to create a CUDA context')
elif devid == 'local-rank':
self.cuda.set_device(get_local_rank())
else:
self.cuda.set_device(int(devid))
# Take the required alignment to be 128 bytes
self.alignb = 128
# Take the SoA size to be 32 elements
self.soasz = 32
# Get the MPI runtime type
self.mpitype = cfg.get('backend-cuda', 'mpi-type', 'standard')
if self.mpitype not in {'standard', 'cuda-aware'}:
raise ValueError('Invalid CUDA backend MPI type')
# Some CUDA devices share L1 cache and shared memory; on these
# devices CUDA allows us to specify a preference between L1
# cache and shared memory. For the sake of CUBLAS (which
# benefits greatly from more shared memory but fails to
# declare its preference) we set the global default to
# PREFER_SHARED.
self.cuda.set_cache_pref(prefer_shared=True)
from pyfr.backends.cuda import (blasext, cublas, gimmik, packing,
provider, types)
# Register our data types
self.base_matrix_cls = types.CUDAMatrixBase
self.const_matrix_cls = types.CUDAConstMatrix
self.matrix_cls = types.CUDAMatrix
self.matrix_bank_cls = types.CUDAMatrixBank
self.matrix_slice_cls = types.CUDAMatrixSlice
self.queue_cls = types.CUDAQueue
self.view_cls = types.CUDAView
self.xchg_matrix_cls = types.CUDAXchgMatrix
self.xchg_view_cls = types.CUDAXchgView
# Instantiate the base kernel providers
kprovs = [
provider.CUDAPointwiseKernelProvider, blasext.CUDABlasExtKernels,
packing.CUDAPackingKernels, gimmik.CUDAGiMMiKKernels,
cublas.CUDACUBLASKernels
]
self._providers = [k(self) for k in kprovs]
# Pointwise kernels
self.pointwise = self._providers[0]
def __init__(self, cfg):
super().__init__(cfg)
import pyopencl as cl
# Get the platform/device info from the config file
platid = cfg.get('backend-opencl', 'platform-id', '0').lower()
devid = cfg.get('backend-opencl', 'device-id', 'local-rank').lower()
devtype = cfg.get('backend-opencl', 'device-type', 'all').upper()
# Handle the local-rank case
if devid == 'local-rank':
devid = str(get_local_rank())
# Map the device type to the corresponding PyOpenCL constant
devtype = getattr(cl.device_type, devtype)
# Determine the OpenCL platform to use
for i, platform in enumerate(cl.get_platforms()):
if platid == str(i) or platid == platform.name.lower():
break
else:
raise ValueError('No suitable OpenCL platform found')
# Determine the OpenCL device to use
for i, device in enumerate(platform.get_devices(devtype)):
if devid == str(i) or devid == device.name.lower():
break
else:
raise ValueError('No suitable OpenCL device found')
# Determine if the device supports double precision arithmetic
if self.fpdtype == np.float64 and not device.double_fp_config:
raise ValueError('Device does not support double precision')
# Create a OpenCL context on this device
self.ctx = cl.Context([device])
# Create a queue for initialisation-type operations
self.qdflt = cl.CommandQueue(self.ctx)
# Compute the alignment requirement for the context
self.alignb = device.mem_base_addr_align // 8
# Compute the SoA size
self.soasz = 2 * self.alignb // np.dtype(self.fpdtype).itemsize
self.csubsz = self.soasz
from pyfr.backends.opencl import (blasext, clblast, gimmik, packing,
provider, types)
# Register our data types
self.base_matrix_cls = types.OpenCLMatrixBase
self.const_matrix_cls = types.OpenCLConstMatrix
self.matrix_cls = types.OpenCLMatrix
self.matrix_bank_cls = types.OpenCLMatrixBank
self.matrix_slice_cls = types.OpenCLMatrixSlice
self.queue_cls = types.OpenCLQueue
self.view_cls = types.OpenCLView
self.xchg_matrix_cls = types.OpenCLXchgMatrix
self.xchg_view_cls = types.OpenCLXchgView
# Instantiate the base kernel providers
kprovs = [
provider.OpenCLPointwiseKernelProvider,
blasext.OpenCLBlasExtKernels, packing.OpenCLPackingKernels,
gimmik.OpenCLGiMMiKKernels, clblast.OpenCLCLBlastKernels
]
self._providers = [k(self) for k in kprovs]
# Pointwise kernels
self.pointwise = self._providers[0]
def __init__(self, cfg):
super(OpenCLBackend, self).__init__(cfg)
import pyopencl as cl
# Get the platform/device info from the config file
platid = cfg.get('backend-opencl', 'platform-id', '0').lower()
devid = cfg.get('backend-opencl', 'device-id', 'local-rank').lower()
devtype = cfg.get('backend-opencl', 'device-type', 'all').upper()
# Handle the local-rank case
if devid == 'local-rank':
devid = str(get_local_rank())
# Map the device type to the corresponding PyOpenCL constant
devtype = getattr(cl.device_type, devtype)
# Determine the OpenCL platform to use
for i, platform in enumerate(cl.get_platforms()):
if platid == str(i) or platid == platform.name.lower():
break
else:
raise ValueError('No suitable OpenCL platform found')
# Determine the OpenCL device to use
for i, device in enumerate(platform.get_devices(devtype)):
if devid == str(i) or devid == device.name.lower():
break
else:
raise ValueError('No suitable OpenCL device found')
# Create a OpenCL context on this device
self.ctx = cl.Context([device])
# Create a queue for initialisation-type operations
self.qdflt = cl.CommandQueue(self.ctx)
# Compute the alignment requirement for the context
self.alignb = device.mem_base_addr_align // 8
from pyfr.backends.opencl import (blasext, clblas, packing, provider,
types)
# Register our data types
self.base_matrix_cls = types.OpenCLMatrixBase
self.const_matrix_cls = types.OpenCLConstMatrix
self.matrix_cls = types.OpenCLMatrix
self.matrix_bank_cls = types.OpenCLMatrixBank
self.matrix_rslice_cls = types.OpenCLMatrixRSlice
self.mpi_matrix_cls = types.OpenCLMPIMatrix
self.mpi_view_cls = types.OpenCLMPIView
self.queue_cls = types.OpenCLQueue
self.view_cls = types.OpenCLView
# Template lookup
self.lookup = DottedTemplateLookup('pyfr.backends.opencl.kernels')
# Instantiate the base kernel providers
kprovs = [provider.OpenCLPointwiseKernelProvider,
blasext.OpenCLBlasExtKernels,
packing.OpenCLPackingKernels,
clblas.OpenCLClBLASKernels]
self._providers = [k(self) for k in kprovs]
# Pointwise kernels
self.pointwise = self._providers[0]
def __init__(self, cfg):
super().__init__(cfg)
import pyopencl as cl
# Get the platform/device info from the config file
platid = cfg.get('backend-opencl', 'platform-id', '0').lower()
devid = cfg.get('backend-opencl', 'device-id', 'local-rank').lower()
devtype = cfg.get('backend-opencl', 'device-type', 'all').upper()
# Handle the local-rank case
if devid == 'local-rank':
devid = str(get_local_rank())
# Map the device type to the corresponding PyOpenCL constant
devtype = getattr(cl.device_type, devtype)
# Determine the OpenCL platform to use
for i, platform in enumerate(cl.get_platforms()):
if platid == str(i) or platid == platform.name.lower():
break
else:
raise ValueError('No suitable OpenCL platform found')
# Determine the OpenCL device to use
for i, device in enumerate(platform.get_devices(devtype)):
if devid == str(i) or devid == device.name.lower():
break
else:
raise ValueError('No suitable OpenCL device found')
# Determine if the device supports double precision arithmetic
if self.fpdtype == np.float64 and not device.double_fp_config:
raise ValueError('Device does not support double precision')
# Create a OpenCL context on this device
self.ctx = cl.Context([device])
# Create a queue for initialisation-type operations
self.qdflt = cl.CommandQueue(self.ctx)
# Compute the alignment requirement for the context
self.alignb = device.mem_base_addr_align // 8
# Compute the SoA size
self.soasz = 2*self.alignb // np.dtype(self.fpdtype).itemsize
from pyfr.backends.opencl import (blasext, clblas, gimmik, packing,
provider, types)
# Register our data types
self.base_matrix_cls = types.OpenCLMatrixBase
self.const_matrix_cls = types.OpenCLConstMatrix
self.matrix_cls = types.OpenCLMatrix
self.matrix_bank_cls = types.OpenCLMatrixBank
self.matrix_rslice_cls = types.OpenCLMatrixRSlice
self.queue_cls = types.OpenCLQueue
self.view_cls = types.OpenCLView
self.xchg_matrix_cls = types.OpenCLXchgMatrix
self.xchg_view_cls = types.OpenCLXchgView
# Instantiate the base kernel providers
kprovs = [provider.OpenCLPointwiseKernelProvider,
blasext.OpenCLBlasExtKernels,
packing.OpenCLPackingKernels,
gimmik.OpenCLGiMMiKKernels,
clblas.OpenCLClBLASKernels]
self._providers = [k(self) for k in kprovs]
# Pointwise kernels
self.pointwise = self._providers[0]
