/
cudadecl.py
801 lines (586 loc) · 22.5 KB
/
cudadecl.py
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import operator
from numba.core import types
from numba.core.typing.npydecl import (parse_dtype, parse_shape,
register_number_classes,
register_numpy_ufunc,
trigonometric_functions,
comparison_functions,
bit_twiddling_functions)
from numba.core.typing.templates import (AttributeTemplate, ConcreteTemplate,
AbstractTemplate, CallableTemplate,
signature, Registry)
from numba.cuda.types import dim3
from numba.core.typeconv import Conversion
from numba import cuda
from numba.cuda.compiler import declare_device_function_template
registry = Registry()
register = registry.register
register_attr = registry.register_attr
register_global = registry.register_global
register_number_classes(register_global)
class Cuda_array_decl(CallableTemplate):
def generic(self):
def typer(shape, dtype):
# Only integer literals and tuples of integer literals are valid
# shapes
if isinstance(shape, types.Integer):
if not isinstance(shape, types.IntegerLiteral):
return None
elif isinstance(shape, (types.Tuple, types.UniTuple)):
if any([not isinstance(s, types.IntegerLiteral)
for s in shape]):
return None
else:
return None
ndim = parse_shape(shape)
nb_dtype = parse_dtype(dtype)
if nb_dtype is not None and ndim is not None:
return types.Array(dtype=nb_dtype, ndim=ndim, layout='C')
return typer
@register
class Cuda_shared_array(Cuda_array_decl):
key = cuda.shared.array
@register
class Cuda_local_array(Cuda_array_decl):
key = cuda.local.array
@register
class Cuda_const_array_like(CallableTemplate):
key = cuda.const.array_like
def generic(self):
def typer(ndarray):
return ndarray
return typer
@register
class Cuda_threadfence_device(ConcreteTemplate):
key = cuda.threadfence
cases = [signature(types.none)]
@register
class Cuda_threadfence_block(ConcreteTemplate):
key = cuda.threadfence_block
cases = [signature(types.none)]
@register
class Cuda_threadfence_system(ConcreteTemplate):
key = cuda.threadfence_system
cases = [signature(types.none)]
@register
class Cuda_syncwarp(ConcreteTemplate):
key = cuda.syncwarp
cases = [signature(types.none), signature(types.none, types.i4)]
@register
class Cuda_shfl_sync_intrinsic(ConcreteTemplate):
key = cuda.shfl_sync_intrinsic
cases = [
signature(types.Tuple((types.i4, types.b1)),
types.i4, types.i4, types.i4, types.i4, types.i4),
signature(types.Tuple((types.i8, types.b1)),
types.i4, types.i4, types.i8, types.i4, types.i4),
signature(types.Tuple((types.f4, types.b1)),
types.i4, types.i4, types.f4, types.i4, types.i4),
signature(types.Tuple((types.f8, types.b1)),
types.i4, types.i4, types.f8, types.i4, types.i4),
]
@register
class Cuda_vote_sync_intrinsic(ConcreteTemplate):
key = cuda.vote_sync_intrinsic
cases = [signature(types.Tuple((types.i4, types.b1)),
types.i4, types.i4, types.b1)]
@register
class Cuda_match_any_sync(ConcreteTemplate):
key = cuda.match_any_sync
cases = [
signature(types.i4, types.i4, types.i4),
signature(types.i4, types.i4, types.i8),
signature(types.i4, types.i4, types.f4),
signature(types.i4, types.i4, types.f8),
]
@register
class Cuda_match_all_sync(ConcreteTemplate):
key = cuda.match_all_sync
cases = [
signature(types.Tuple((types.i4, types.b1)), types.i4, types.i4),
signature(types.Tuple((types.i4, types.b1)), types.i4, types.i8),
signature(types.Tuple((types.i4, types.b1)), types.i4, types.f4),
signature(types.Tuple((types.i4, types.b1)), types.i4, types.f8),
]
@register
class Cuda_activemask(ConcreteTemplate):
key = cuda.activemask
cases = [signature(types.uint32)]
@register
class Cuda_lanemask_lt(ConcreteTemplate):
key = cuda.lanemask_lt
cases = [signature(types.uint32)]
@register
class Cuda_popc(ConcreteTemplate):
"""
Supported types from `llvm.popc`
[here](http://docs.nvidia.com/cuda/nvvm-ir-spec/index.html#bit-manipulations-intrinics)
"""
key = cuda.popc
cases = [
signature(types.int8, types.int8),
signature(types.int16, types.int16),
signature(types.int32, types.int32),
signature(types.int64, types.int64),
signature(types.uint8, types.uint8),
signature(types.uint16, types.uint16),
signature(types.uint32, types.uint32),
signature(types.uint64, types.uint64),
]
@register
class Cuda_fma(ConcreteTemplate):
"""
Supported types from `llvm.fma`
[here](https://docs.nvidia.com/cuda/nvvm-ir-spec/index.html#standard-c-library-intrinics)
"""
key = cuda.fma
cases = [
signature(types.float32, types.float32, types.float32, types.float32),
signature(types.float64, types.float64, types.float64, types.float64),
]
@register
class Cuda_hfma(ConcreteTemplate):
key = cuda.fp16.hfma
cases = [
signature(types.float16, types.float16, types.float16, types.float16)
]
@register
class Cuda_cbrt(ConcreteTemplate):
key = cuda.cbrt
cases = [
signature(types.float32, types.float32),
signature(types.float64, types.float64),
]
@register
class Cuda_brev(ConcreteTemplate):
key = cuda.brev
cases = [
signature(types.uint32, types.uint32),
signature(types.uint64, types.uint64),
]
@register
class Cuda_clz(ConcreteTemplate):
"""
Supported types from `llvm.ctlz`
[here](http://docs.nvidia.com/cuda/nvvm-ir-spec/index.html#bit-manipulations-intrinics)
"""
key = cuda.clz
cases = [
signature(types.int8, types.int8),
signature(types.int16, types.int16),
signature(types.int32, types.int32),
signature(types.int64, types.int64),
signature(types.uint8, types.uint8),
signature(types.uint16, types.uint16),
signature(types.uint32, types.uint32),
signature(types.uint64, types.uint64),
]
@register
class Cuda_ffs(ConcreteTemplate):
"""
Supported types from `llvm.cttz`
[here](http://docs.nvidia.com/cuda/nvvm-ir-spec/index.html#bit-manipulations-intrinics)
"""
key = cuda.ffs
cases = [
signature(types.uint32, types.int8),
signature(types.uint32, types.int16),
signature(types.uint32, types.int32),
signature(types.uint32, types.int64),
signature(types.uint32, types.uint8),
signature(types.uint32, types.uint16),
signature(types.uint32, types.uint32),
signature(types.uint32, types.uint64),
]
@register
class Cuda_selp(AbstractTemplate):
key = cuda.selp
def generic(self, args, kws):
assert not kws
test, a, b = args
# per docs
# http://docs.nvidia.com/cuda/parallel-thread-execution/index.html#comparison-and-selection-instructions-selp
supported_types = (types.float64, types.float32,
types.int16, types.uint16,
types.int32, types.uint32,
types.int64, types.uint64)
if a != b or a not in supported_types:
return
return signature(a, test, a, a)
def _genfp16_unary(l_key):
@register
class Cuda_fp16_unary(ConcreteTemplate):
key = l_key
cases = [signature(types.float16, types.float16)]
return Cuda_fp16_unary
def _genfp16_unary_operator(l_key):
@register_global(l_key)
class Cuda_fp16_unary(AbstractTemplate):
key = l_key
def generic(self, args, kws):
assert not kws
if len(args) == 1 and args[0] == types.float16:
return signature(types.float16, types.float16)
return Cuda_fp16_unary
def _genfp16_binary(l_key):
@register
class Cuda_fp16_binary(ConcreteTemplate):
key = l_key
cases = [signature(types.float16, types.float16, types.float16)]
return Cuda_fp16_binary
@register_global(float)
class Float(AbstractTemplate):
def generic(self, args, kws):
assert not kws
[arg] = args
if arg == types.float16:
return signature(arg, arg)
def _genfp16_binary_comparison(l_key):
@register
class Cuda_fp16_cmp(ConcreteTemplate):
key = l_key
cases = [
signature(types.b1, types.float16, types.float16)
]
return Cuda_fp16_cmp
# If multiple ConcreteTemplates provide typing for a single function, then
# function resolution will pick the first compatible typing it finds even if it
# involves inserting a cast that would be considered undesirable (in this
# specific case, float16s could be cast to float32s for comparisons).
#
# To work around this, we instead use an AbstractTemplate that implements
# exactly the casting logic that we desire. The AbstractTemplate gets
# considered in preference to ConcreteTemplates during typing.
#
# This is tracked as Issue #7863 (https://github.com/numba/numba/issues/7863) -
# once this is resolved it should be possible to replace this AbstractTemplate
# with a ConcreteTemplate to simplify the logic.
def _fp16_binary_operator(l_key, retty):
@register_global(l_key)
class Cuda_fp16_operator(AbstractTemplate):
key = l_key
def generic(self, args, kws):
assert not kws
if len(args) == 2 and \
(args[0] == types.float16 or args[1] == types.float16):
if (args[0] == types.float16):
convertible = self.context.can_convert(args[1], args[0])
else:
convertible = self.context.can_convert(args[0], args[1])
# We allow three cases here:
#
# 1. fp16 to fp16 - Conversion.exact
# 2. fp16 to other types fp16 can be promoted to
# - Conversion.promote
# 3. fp16 to int8 (safe conversion) -
# - Conversion.safe
if (convertible == Conversion.exact) or \
(convertible == Conversion.promote) or \
(convertible == Conversion.safe):
return signature(retty, types.float16, types.float16)
return Cuda_fp16_operator
def _genfp16_comparison_operator(op):
return _fp16_binary_operator(op, types.b1)
def _genfp16_binary_operator(op):
return _fp16_binary_operator(op, types.float16)
Cuda_hadd = _genfp16_binary(cuda.fp16.hadd)
Cuda_add = _genfp16_binary_operator(operator.add)
Cuda_iadd = _genfp16_binary_operator(operator.iadd)
Cuda_hsub = _genfp16_binary(cuda.fp16.hsub)
Cuda_sub = _genfp16_binary_operator(operator.sub)
Cuda_isub = _genfp16_binary_operator(operator.isub)
Cuda_hmul = _genfp16_binary(cuda.fp16.hmul)
Cuda_mul = _genfp16_binary_operator(operator.mul)
Cuda_imul = _genfp16_binary_operator(operator.imul)
Cuda_hmax = _genfp16_binary(cuda.fp16.hmax)
Cuda_hmin = _genfp16_binary(cuda.fp16.hmin)
Cuda_hneg = _genfp16_unary(cuda.fp16.hneg)
Cuda_neg = _genfp16_unary_operator(operator.neg)
Cuda_habs = _genfp16_unary(cuda.fp16.habs)
Cuda_abs = _genfp16_unary_operator(abs)
Cuda_heq = _genfp16_binary_comparison(cuda.fp16.heq)
_genfp16_comparison_operator(operator.eq)
Cuda_hne = _genfp16_binary_comparison(cuda.fp16.hne)
_genfp16_comparison_operator(operator.ne)
Cuda_hge = _genfp16_binary_comparison(cuda.fp16.hge)
_genfp16_comparison_operator(operator.ge)
Cuda_hgt = _genfp16_binary_comparison(cuda.fp16.hgt)
_genfp16_comparison_operator(operator.gt)
Cuda_hle = _genfp16_binary_comparison(cuda.fp16.hle)
_genfp16_comparison_operator(operator.le)
Cuda_hlt = _genfp16_binary_comparison(cuda.fp16.hlt)
_genfp16_comparison_operator(operator.lt)
_genfp16_binary_operator(operator.truediv)
_genfp16_binary_operator(operator.itruediv)
def _resolve_wrapped_unary(fname):
decl = declare_device_function_template(f'__numba_wrapper_{fname}',
types.float16,
(types.float16,))
return types.Function(decl)
def _resolve_wrapped_binary(fname):
decl = declare_device_function_template(f'__numba_wrapper_{fname}',
types.float16,
(types.float16, types.float16,))
return types.Function(decl)
hsin_device = _resolve_wrapped_unary('hsin')
hcos_device = _resolve_wrapped_unary('hcos')
hlog_device = _resolve_wrapped_unary('hlog')
hlog10_device = _resolve_wrapped_unary('hlog10')
hlog2_device = _resolve_wrapped_unary('hlog2')
hexp_device = _resolve_wrapped_unary('hexp')
hexp10_device = _resolve_wrapped_unary('hexp10')
hexp2_device = _resolve_wrapped_unary('hexp2')
hsqrt_device = _resolve_wrapped_unary('hsqrt')
hrsqrt_device = _resolve_wrapped_unary('hrsqrt')
hfloor_device = _resolve_wrapped_unary('hfloor')
hceil_device = _resolve_wrapped_unary('hceil')
hrcp_device = _resolve_wrapped_unary('hrcp')
hrint_device = _resolve_wrapped_unary('hrint')
htrunc_device = _resolve_wrapped_unary('htrunc')
hdiv_device = _resolve_wrapped_binary('hdiv')
# generate atomic operations
def _gen(l_key, supported_types):
@register
class Cuda_atomic(AbstractTemplate):
key = l_key
def generic(self, args, kws):
assert not kws
ary, idx, val = args
if ary.dtype not in supported_types:
return
if ary.ndim == 1:
return signature(ary.dtype, ary, types.intp, ary.dtype)
elif ary.ndim > 1:
return signature(ary.dtype, ary, idx, ary.dtype)
return Cuda_atomic
all_numba_types = (types.float64, types.float32,
types.int32, types.uint32,
types.int64, types.uint64)
integer_numba_types = (types.int32, types.uint32,
types.int64, types.uint64)
unsigned_int_numba_types = (types.uint32, types.uint64)
Cuda_atomic_add = _gen(cuda.atomic.add, all_numba_types)
Cuda_atomic_sub = _gen(cuda.atomic.sub, all_numba_types)
Cuda_atomic_max = _gen(cuda.atomic.max, all_numba_types)
Cuda_atomic_min = _gen(cuda.atomic.min, all_numba_types)
Cuda_atomic_nanmax = _gen(cuda.atomic.nanmax, all_numba_types)
Cuda_atomic_nanmin = _gen(cuda.atomic.nanmin, all_numba_types)
Cuda_atomic_and = _gen(cuda.atomic.and_, integer_numba_types)
Cuda_atomic_or = _gen(cuda.atomic.or_, integer_numba_types)
Cuda_atomic_xor = _gen(cuda.atomic.xor, integer_numba_types)
Cuda_atomic_inc = _gen(cuda.atomic.inc, unsigned_int_numba_types)
Cuda_atomic_dec = _gen(cuda.atomic.dec, unsigned_int_numba_types)
Cuda_atomic_exch = _gen(cuda.atomic.exch, integer_numba_types)
@register
class Cuda_atomic_compare_and_swap(AbstractTemplate):
key = cuda.atomic.compare_and_swap
def generic(self, args, kws):
assert not kws
ary, old, val = args
dty = ary.dtype
if dty in integer_numba_types and ary.ndim == 1:
return signature(dty, ary, dty, dty)
@register
class Cuda_atomic_cas(AbstractTemplate):
key = cuda.atomic.cas
def generic(self, args, kws):
assert not kws
ary, idx, old, val = args
dty = ary.dtype
if dty not in integer_numba_types:
return
if ary.ndim == 1:
return signature(dty, ary, types.intp, dty, dty)
elif ary.ndim > 1:
return signature(dty, ary, idx, dty, dty)
@register
class Cuda_nanosleep(ConcreteTemplate):
key = cuda.nanosleep
cases = [signature(types.void, types.uint32)]
@register_attr
class Dim3_attrs(AttributeTemplate):
key = dim3
def resolve_x(self, mod):
return types.int32
def resolve_y(self, mod):
return types.int32
def resolve_z(self, mod):
return types.int32
@register_attr
class CudaSharedModuleTemplate(AttributeTemplate):
key = types.Module(cuda.shared)
def resolve_array(self, mod):
return types.Function(Cuda_shared_array)
@register_attr
class CudaConstModuleTemplate(AttributeTemplate):
key = types.Module(cuda.const)
def resolve_array_like(self, mod):
return types.Function(Cuda_const_array_like)
@register_attr
class CudaLocalModuleTemplate(AttributeTemplate):
key = types.Module(cuda.local)
def resolve_array(self, mod):
return types.Function(Cuda_local_array)
@register_attr
class CudaAtomicTemplate(AttributeTemplate):
key = types.Module(cuda.atomic)
def resolve_add(self, mod):
return types.Function(Cuda_atomic_add)
def resolve_sub(self, mod):
return types.Function(Cuda_atomic_sub)
def resolve_and_(self, mod):
return types.Function(Cuda_atomic_and)
def resolve_or_(self, mod):
return types.Function(Cuda_atomic_or)
def resolve_xor(self, mod):
return types.Function(Cuda_atomic_xor)
def resolve_inc(self, mod):
return types.Function(Cuda_atomic_inc)
def resolve_dec(self, mod):
return types.Function(Cuda_atomic_dec)
def resolve_exch(self, mod):
return types.Function(Cuda_atomic_exch)
def resolve_max(self, mod):
return types.Function(Cuda_atomic_max)
def resolve_min(self, mod):
return types.Function(Cuda_atomic_min)
def resolve_nanmin(self, mod):
return types.Function(Cuda_atomic_nanmin)
def resolve_nanmax(self, mod):
return types.Function(Cuda_atomic_nanmax)
def resolve_compare_and_swap(self, mod):
return types.Function(Cuda_atomic_compare_and_swap)
def resolve_cas(self, mod):
return types.Function(Cuda_atomic_cas)
@register_attr
class CudaFp16Template(AttributeTemplate):
key = types.Module(cuda.fp16)
def resolve_hadd(self, mod):
return types.Function(Cuda_hadd)
def resolve_hsub(self, mod):
return types.Function(Cuda_hsub)
def resolve_hmul(self, mod):
return types.Function(Cuda_hmul)
def resolve_hdiv(self, mod):
return hdiv_device
def resolve_hneg(self, mod):
return types.Function(Cuda_hneg)
def resolve_habs(self, mod):
return types.Function(Cuda_habs)
def resolve_hfma(self, mod):
return types.Function(Cuda_hfma)
def resolve_hsin(self, mod):
return hsin_device
def resolve_hcos(self, mod):
return hcos_device
def resolve_hlog(self, mod):
return hlog_device
def resolve_hlog10(self, mod):
return hlog10_device
def resolve_hlog2(self, mod):
return hlog2_device
def resolve_hexp(self, mod):
return hexp_device
def resolve_hexp10(self, mod):
return hexp10_device
def resolve_hexp2(self, mod):
return hexp2_device
def resolve_hfloor(self, mod):
return hfloor_device
def resolve_hceil(self, mod):
return hceil_device
def resolve_hsqrt(self, mod):
return hsqrt_device
def resolve_hrsqrt(self, mod):
return hrsqrt_device
def resolve_hrcp(self, mod):
return hrcp_device
def resolve_hrint(self, mod):
return hrint_device
def resolve_htrunc(self, mod):
return htrunc_device
def resolve_heq(self, mod):
return types.Function(Cuda_heq)
def resolve_hne(self, mod):
return types.Function(Cuda_hne)
def resolve_hge(self, mod):
return types.Function(Cuda_hge)
def resolve_hgt(self, mod):
return types.Function(Cuda_hgt)
def resolve_hle(self, mod):
return types.Function(Cuda_hle)
def resolve_hlt(self, mod):
return types.Function(Cuda_hlt)
def resolve_hmax(self, mod):
return types.Function(Cuda_hmax)
def resolve_hmin(self, mod):
return types.Function(Cuda_hmin)
@register_attr
class CudaModuleTemplate(AttributeTemplate):
key = types.Module(cuda)
def resolve_cg(self, mod):
return types.Module(cuda.cg)
def resolve_threadIdx(self, mod):
return dim3
def resolve_blockIdx(self, mod):
return dim3
def resolve_blockDim(self, mod):
return dim3
def resolve_gridDim(self, mod):
return dim3
def resolve_laneid(self, mod):
return types.int32
def resolve_shared(self, mod):
return types.Module(cuda.shared)
def resolve_popc(self, mod):
return types.Function(Cuda_popc)
def resolve_brev(self, mod):
return types.Function(Cuda_brev)
def resolve_clz(self, mod):
return types.Function(Cuda_clz)
def resolve_ffs(self, mod):
return types.Function(Cuda_ffs)
def resolve_fma(self, mod):
return types.Function(Cuda_fma)
def resolve_cbrt(self, mod):
return types.Function(Cuda_cbrt)
def resolve_threadfence(self, mod):
return types.Function(Cuda_threadfence_device)
def resolve_threadfence_block(self, mod):
return types.Function(Cuda_threadfence_block)
def resolve_threadfence_system(self, mod):
return types.Function(Cuda_threadfence_system)
def resolve_syncwarp(self, mod):
return types.Function(Cuda_syncwarp)
def resolve_shfl_sync_intrinsic(self, mod):
return types.Function(Cuda_shfl_sync_intrinsic)
def resolve_vote_sync_intrinsic(self, mod):
return types.Function(Cuda_vote_sync_intrinsic)
def resolve_match_any_sync(self, mod):
return types.Function(Cuda_match_any_sync)
def resolve_match_all_sync(self, mod):
return types.Function(Cuda_match_all_sync)
def resolve_activemask(self, mod):
return types.Function(Cuda_activemask)
def resolve_lanemask_lt(self, mod):
return types.Function(Cuda_lanemask_lt)
def resolve_selp(self, mod):
return types.Function(Cuda_selp)
def resolve_nanosleep(self, mod):
return types.Function(Cuda_nanosleep)
def resolve_atomic(self, mod):
return types.Module(cuda.atomic)
def resolve_fp16(self, mod):
return types.Module(cuda.fp16)
def resolve_const(self, mod):
return types.Module(cuda.const)
def resolve_local(self, mod):
return types.Module(cuda.local)
register_global(cuda, types.Module(cuda))
# NumPy
for func in trigonometric_functions:
register_numpy_ufunc(func, register_global)
for func in comparison_functions:
register_numpy_ufunc(func, register_global)
for func in bit_twiddling_functions:
register_numpy_ufunc(func, register_global)