def inspect_asm(self, signature=None):
'''
Return this kernel's PTX assembly code for for the device in the
current context.
:param signature: A tuple of argument types.
:return: The PTX code for the given signature, or a dict of PTX codes
for all previously-encountered signatures.
'''
cc = get_current_device().compute_capability
device = self.targetoptions.get('device')
if signature is not None:
if device:
return self.overloads[signature].library.get_asm_str(cc)
else:
return self.overloads[signature].inspect_asm(cc)
else:
if device:
return {
sig: overload.library.get_asm_str(cc)
for sig, overload in self.overloads.items()
}
else:
return {
sig: overload.inspect_asm(cc)
for sig, overload in self.overloads.items()
}
def compile_ptx_for_current_device(pyfunc, args, debug=False, lineinfo=False,
device=False, fastmath=False, opt=True):
"""Compile a Python function to PTX for a given set of argument types for
the current device's compute capabilility. This calls :func:`compile_ptx`
with an appropriate ``cc`` value for the current device."""
cc = get_current_device().compute_capability
return compile_ptx(pyfunc, args, debug=debug, lineinfo=lineinfo,
device=device, fastmath=fastmath, cc=cc, opt=True)
def specialize(self, *args):
'''
Create a new instance of this dispatcher specialized for the given
*args*.
'''
cc = get_current_device().compute_capability
argtypes = tuple(
[self.typingctx.resolve_argument_type(a) for a in args])
if self.specialized:
raise RuntimeError('Dispatcher already specialized')
specialization = self.specializations.get((cc, argtypes))
if specialization:
return specialization
targetoptions = self.targetoptions
targetoptions['link'] = self.link
specialization = Dispatcher(self.py_func, [types.void(*argtypes)],
targetoptions)
self.specializations[cc, argtypes] = specialization
return specialization
def device(self):
"""
Get current active context
"""
return get_current_device()