Coverage for cuda/core/_kernel_arg_handler.pyx: 77.23%

1# SPDX-FileCopyrightText: Copyright (c) 2024-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved. 

2# 

3# SPDX-License-Identifier: Apache-2.0 

4  

5from cpython.mem cimport PyMem_Malloc, PyMem_Free 

6from libc.stdint cimport (intptr_t, 

7 int8_t, int16_t, int32_t, int64_t, 

8 uint8_t, uint16_t, uint32_t, uint64_t,) 

9from libcpp cimport bool as cpp_bool 

10from libcpp.complex cimport complex as cpp_complex 

11from libcpp cimport nullptr 

12from libcpp cimport vector 

13  

14import ctypes 

15from typing import Sequence, Any 

16  

17import numpy 

18  

19from cuda.core._memory import Buffer 

20from cuda.core._memory._buffer cimport Buffer as cyBuffer, Buffer_check_open 

21from cuda.core._tensor_map import TensorMapDescriptor as _TensorMapDescriptor_py 

22from cuda.core._tensor_map cimport TensorMapDescriptor 

23from cuda.core.graph._graph_definition cimport GraphCondition 

24from cuda.core._utils.cuda_utils import driver 

25from cuda.bindings cimport cydriver 

26  

27  

28ctypedef cpp_complex.complex[float] cpp_single_complex 

29ctypedef cpp_complex.complex[double] cpp_double_complex 

30  

31  

32# We need an identifier for fp16 for copying scalars on the host. This is a minimal 

33# implementation borrowed from cuda_fp16.h. 

34cdef extern from *: 

35 """ 

36 #if __cplusplus >= 201103L 

37 #define __CUDA_ALIGN__(n) alignas(n) /* C++11 kindly gives us a keyword for this */ 

38 #else 

39 #if defined(__GNUC__) 

40 #define __CUDA_ALIGN__(n) __attribute__ ((aligned(n))) 

41 #elif defined(_MSC_VER) 

42 #define __CUDA_ALIGN__(n) __declspec(align(n)) 

43 #else 

44 #define __CUDA_ALIGN__(n) 

45 #endif /* defined(__GNUC__) */ 

46 #endif /* __cplusplus >= 201103L */ 

47  

48 typedef struct __CUDA_ALIGN__(2) { 

49 /** 

50 * Storage field contains bits representation of the \p half floating-point number. 

51 */ 

52 unsigned short x; 

53 } __half_raw; 

54 """ 

55 ctypedef struct __half_raw: 

56 unsigned short x 

57  

58  

59ctypedef fused supported_type: 

60 cpp_bool 

61 int8_t 

62 int16_t 

63 int32_t 

64 int64_t 

65 uint8_t 

66 uint16_t 

67 uint32_t 

68 uint64_t 

69 __half_raw 

70 float 

71 double 

72 intptr_t 

73 cpp_single_complex 

74 cpp_double_complex 

75  

76  

77# cache ctypes/numpy type objects to avoid attribute access 

78cdef object ctypes_bool = ctypes.c_bool 

79cdef object ctypes_int8 = ctypes.c_int8 

80cdef object ctypes_int16 = ctypes.c_int16 

81cdef object ctypes_int32 = ctypes.c_int32 

82cdef object ctypes_int64 = ctypes.c_int64 

83cdef object ctypes_uint8 = ctypes.c_uint8 

84cdef object ctypes_uint16 = ctypes.c_uint16 

85cdef object ctypes_uint32 = ctypes.c_uint32 

86cdef object ctypes_uint64 = ctypes.c_uint64 

87cdef object ctypes_float = ctypes.c_float 

88cdef object ctypes_double = ctypes.c_double 

89cdef object numpy_bool = numpy.bool_ 

90cdef object numpy_int8 = numpy.int8 

91cdef object numpy_int16 = numpy.int16 

92cdef object numpy_int32 = numpy.int32 

93cdef object numpy_int64 = numpy.int64 

94cdef object numpy_uint8 = numpy.uint8 

95cdef object numpy_uint16 = numpy.uint16 

96cdef object numpy_uint32 = numpy.uint32 

97cdef object numpy_uint64 = numpy.uint64 

98cdef object numpy_float16 = numpy.float16 

99cdef object numpy_float32 = numpy.float32 

100cdef object numpy_float64 = numpy.float64 

101cdef object numpy_complex64 = numpy.complex64 

102cdef object numpy_complex128 = numpy.complex128 

103  

104  

105cdef object tensor_map_descriptor_type = _TensorMapDescriptor_py 

106  

107  

108# limitation due to cython/cython#534 

109ctypedef void* voidptr 

110  

111  

112# Cython can't infer the overload without at least one input argument with fused type 

113cdef inline int prepare_arg( 

114 vector.vector[void*]& data, 

115 vector.vector[void*]& data_addresses, 

116 arg, # important: keep it a Python object and don't cast 

117 const size_t idx, 

118 const supported_type* __unused=NULL) except -1: 

119 cdef void* ptr = PyMem_Malloc(sizeof(supported_type)) 155 ctx2zbw x AbBbCby z d e m n o p A B f g q r s t C D E F G H h i j k DbEbFbGbHbIbJbKbkblbmbnbobpbqbrbsbtbubLbMbNbwbObPbQbRbSbTbUbVbxba WbXbYbZb0b1b2bl 3b4b5b6b7b~ abbb8bL ) b u v I c hb$ # ' % ; : / . - , + * ybib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = jb^ _ ] vbgbfbebdbcb} | { V J M U T S R Q P O N ( 9b!b#b$b%b@ [ 'b`

120 # note: this should also work once ctypes has complex support: 

121 # python/cpython#121248 

122 if supported_type is cpp_single_complex: 

123 (<supported_type*>ptr)[0] = cpp_complex.complex[float](arg.real, arg.imag) 2 ctx1$?

124 elif supported_type is cpp_double_complex: 

125 (<supported_type*>ptr)[0] = cpp_complex.complex[double](arg.real, arg.imag) 4 ctx2b # = jb

126 elif supported_type is __half_raw: 

127 (<supported_type*>ptr).x = <int16_t>(arg.view(numpy_int16)) 2 ctx1'^

128 else: 

129 (<supported_type*>ptr)[0] = <supported_type>(arg) 155 ctx2zbw x AbBbCby z d e m n o p A B f g q r s t C D E F G H h i j k DbEbFbGbHbIbJbKbkblbmbnbobpbqbrbsbtbubLbMbNbwbObPbQbRbSbTbUbVbxba WbXbYbZb0b1b2bl 3b4b5b6b7b~ abbb8bL ) b u v I c hb$ # ' % ; : / . - , + * ybib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = jb^ _ ] vbgbfbebdbcb} | { V J M U T S R Q P O N ( 9b!b#b$b%b@ [ 'b`

130 data_addresses[idx] = ptr # take the address to the scalar 155 ctx2zbw x AbBbCby z d e m n o p A B f g q r s t C D E F G H h i j k DbEbFbGbHbIbJbKbkblbmbnbobpbqbrbsbtbubLbMbNbwbObPbQbRbSbTbUbVbxba WbXbYbZb0b1b2bl 3b4b5b6b7b~ abbb8bL ) b u v I c hb$ # ' % ; : / . - , + * ybib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = jb^ _ ] vbgbfbebdbcb} | { V J M U T S R Q P O N ( 9b!b#b$b%b@ [ 'b`

131 data[idx] = ptr # for later dealloc 155 ctx2zbw x AbBbCby z d e m n o p A B f g q r s t C D E F G H h i j k DbEbFbGbHbIbJbKbkblbmbnbobpbqbrbsbtbubLbMbNbwbObPbQbRbSbTbUbVbxba WbXbYbZb0b1b2bl 3b4b5b6b7b~ abbb8bL ) b u v I c hb$ # ' % ; : / . - , + * ybib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = jb^ _ ] vbgbfbebdbcb} | { V J M U T S R Q P O N ( 9b!b#b$b%b@ [ 'b`

132 return 0 155 ctx2zbw x AbBbCby z d e m n o p A B f g q r s t C D E F G H h i j k DbEbFbGbHbIbJbKbkblbmbnbobpbqbrbsbtbubLbMbNbwbObPbQbRbSbTbUbVbxba WbXbYbZb0b1b2bl 3b4b5b6b7b~ abbb8bL ) b u v I c hb$ # ' % ; : / . - , + * ybib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = jb^ _ ] vbgbfbebdbcb} | { V J M U T S R Q P O N ( 9b!b#b$b%b@ [ 'b`

133  

134  

135cdef inline int prepare_tensor_map_arg( 

136 vector.vector[void*]& data, 

137 vector.vector[void*]& data_addresses, 

138 TensorMapDescriptor arg, 

139 const size_t idx) except -1: 

140 # cuLaunchKernel copies argument bytes during launch, so a TensorMap 

141 # descriptor can point directly at its internal CUtensorMap storage. 

142 data_addresses[idx] = arg._get_data_ptr() 

143 return 0 

144  

145  

146cdef inline int prepare_ctypes_arg( 

147 vector.vector[void*]& data, 

148 vector.vector[void*]& data_addresses, 

149 arg, 

150 const size_t idx) except -1: 

151 cdef object arg_type = type(arg) 63 ctx1wxyzdemnopABfgqrstCDEFGHhijkalLbKuvIc!9WX67458301YZ2VJMUTSRQPON

152 if arg_type is ctypes_bool: 63 ctx1wxyzdemnopABfgqrstCDEFGHhijkalLbKuvIc!9WX67458301YZ2VJMUTSRQPON

153 return prepare_arg[cpp_bool](data, data_addresses, arg.value, idx) 5 ctx1mnqr!

154 elif arg_type is ctypes_int8: 62 ctx1wxyzdemnopABfgqrstCDEFGHhijkalLbKuvIc9WX67458301YZ2VJMUTSRQPON

155 return prepare_arg[int8_t](data, data_addresses, arg.value, idx) 1 ctx19

156 elif arg_type is ctypes_int16: 61 ctx1wxyzdemnopABfgqrstCDEFGHhijkalLbKuvIcWX67458301YZ2VJMUTSRQPON

157 return prepare_arg[int16_t](data, data_addresses, arg.value, idx) 1 ctx18

158 elif arg_type is ctypes_int32: 60 ctx1wxyzdemnopABfgqrstCDEFGHhijkalLbKuvIcWX6745301YZ2VJMUTSRQPON

159 return prepare_arg[int32_t](data, data_addresses, arg.value, idx) 2 ctx167

160 elif arg_type is ctypes_int64: 58 ctx1wxyzdemnopABfgqrstCDEFGHhijkalLbKuvIcWX45301YZ2VJMUTSRQPON

161 return prepare_arg[int64_t](data, data_addresses, arg.value, idx) 2 ctx145

162 elif arg_type is ctypes_uint8: 56 ctx1wxyzdemnopABfgqrstCDEFGHhijkalLbKuvIcWX301YZ2VJMUTSRQPON

163 return prepare_arg[uint8_t](data, data_addresses, arg.value, idx) 1 ctx13

164 elif arg_type is ctypes_uint16: 55 ctx1wxyzdemnopABfgqrstCDEFGHhijkalLbKuvIcWX01YZ2VJMUTSRQPON

165 return prepare_arg[uint16_t](data, data_addresses, arg.value, idx) 1 ctx12

166 elif arg_type is ctypes_uint32: 54 ctx1wxyzdemnopABfgqrstCDEFGHhijkalLbKuvIcWX01YZVJMUTSRQPON

167 return prepare_arg[uint32_t](data, data_addresses, arg.value, idx) 2 ctx101

168 elif arg_type is ctypes_uint64: 52 ctx1wxyzdemnopABfgqrstCDEFGHhijkalLbKuvIcWXYZVJMUTSRQPON

169 return prepare_arg[uint64_t](data, data_addresses, arg.value, idx) 2 ctx1YZ

170 elif arg_type is ctypes_float: 50 ctx1wxyzdemnopABfgqrstCDEFGHhijkalLbKuvIcWXVJMUTSRQPON

171 return prepare_arg[float](data, data_addresses, arg.value, idx) 1 ctx1X

172 elif arg_type is ctypes_double: 49 ctx1wxyzdemnopABfgqrstCDEFGHhijkalLbKuvIcWVJMUTSRQPON

173 return prepare_arg[double](data, data_addresses, arg.value, idx) 1 ctx1W

174 else: 

175 # If no exact types are found, fallback to slower `isinstance` check 

176 if isinstance(arg, ctypes_bool): 48 ctx1wxyzdemnopABfgqrstCDEFGHhijkalLbKuvIcVJMUTSRQPON

177 return prepare_arg[cpp_bool](data, data_addresses, arg.value, idx) 2 ctx1LV

178 elif isinstance(arg, ctypes_int8): 47 ctx1wxyzdemnopABfgqrstCDEFGHhijkalLbKuvIcJMUTSRQPON

179 return prepare_arg[int8_t](data, data_addresses, arg.value, idx) 1 ctx1U

180 elif isinstance(arg, ctypes_int16): 46 ctx1wxyzdemnopABfgqrstCDEFGHhijkalLbKuvIcJMTSRQPON

181 return prepare_arg[int16_t](data, data_addresses, arg.value, idx) 1 ctx1T

182 elif isinstance(arg, ctypes_int32): 45 ctx1wxyzdemnopABfgqrstCDEFGHhijkalLbKuvIcJMSRQPON

183 return prepare_arg[int32_t](data, data_addresses, arg.value, idx) 2 ctx1LS

184 elif isinstance(arg, ctypes_int64): 44 ctx1wxyzdemnopABfgqrstCDEFGHhijkalLbKuvIcJMRQPON

185 return prepare_arg[int64_t](data, data_addresses, arg.value, idx) 1 ctx1R

186 elif isinstance(arg, ctypes_uint8): 43 ctx1wxyzdemnopABfgqrstCDEFGHhijkalLbKuvIcJMQPON

187 return prepare_arg[uint8_t](data, data_addresses, arg.value, idx) 1 ctx1Q

188 elif isinstance(arg, ctypes_uint16): 42 ctx1wxyzdemnopABfgqrstCDEFGHhijkalLbKuvIcJMPON

189 return prepare_arg[uint16_t](data, data_addresses, arg.value, idx) 1 ctx1P

190 elif isinstance(arg, ctypes_uint32): 41 ctx1wxyzdemnopABfgqrstCDEFGHhijkalLbKuvIcJMON

191 return prepare_arg[uint32_t](data, data_addresses, arg.value, idx) 1 ctx1O

192 elif isinstance(arg, ctypes_uint64): 40 ctx1wxyzdemnopABfgqrstCDEFGHhijkalLbKuvIcJMN

193 return prepare_arg[uint64_t](data, data_addresses, arg.value, idx) 1 ctx1N

194 elif isinstance(arg, ctypes_float): 39 ctx1wxyzdemnopABfgqrstCDEFGHhijkalLbKuvIcJM

195 return prepare_arg[float](data, data_addresses, arg.value, idx) 2 ctx1LM

196 elif isinstance(arg, ctypes_double): 37 ctx1wxyzdemnopABfgqrstCDEFGHhijkalbKuvIcJ

197 return prepare_arg[double](data, data_addresses, arg.value, idx) 1 ctx1J

198 else: 

199 return 1 36 ctx1wxyzdemnopABfgqrstCDEFGHhijkalbKuvIc

200  

201  

202cdef inline int prepare_numpy_arg( 

203 vector.vector[void*]& data, 

204 vector.vector[void*]& data_addresses, 

205 arg, 

206 const size_t idx) except -1: 

207 cdef object arg_type = type(arg) 98 ctx2w x y z d e m n o p A B f g q r s t C D E F G H h i j k a l ~ abbbL ) b K u v I c hb$ # ' % ; : / . - , + * ib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = ^ _ ] gbfbebdbcb} | { V J M U T S R Q P O N ( @ [ `

208 if arg_type is numpy_bool: 98 ctx2w x y z d e m n o p A B f g q r s t C D E F G H h i j k a l ~ abbbL ) b K u v I c hb$ # ' % ; : / . - , + * ib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = ^ _ ] gbfbebdbcb} | { V J M U T S R Q P O N ( @ [ `

209 return prepare_arg[cpp_bool](data, data_addresses, arg, idx) 6 ctx2o p s t hbib

210 elif arg_type is numpy_int8: 96 ctx2w x y z d e m n o p A B f g q r s t C D E F G H h i j k a l ~ abbbL ) b K u v I c $ # ' % ; : / . - , + * ! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = ^ _ ] gbfbebdbcb} | { V J M U T S R Q P O N ( @ [ `

211 return prepare_arg[int8_t](data, data_addresses, arg, idx) 1 ctx2gb

212 elif arg_type is numpy_int16: 95 ctx2w x y z d e m n o p A B f g q r s t C D E F G H h i j k a l ~ abbbL ) b K u v I c $ # ' % ; : / . - , + * ! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = ^ _ ] fbebdbcb} | { V J M U T S R Q P O N ( @ [ `

213 return prepare_arg[int16_t](data, data_addresses, arg, idx) 1 ctx2fb

214 elif arg_type is numpy_int32: 94 ctx2w x y z d e m n o p A B f g q r s t C D E F G H h i j k a l ~ abbbL ) b K u v I c $ # ' % ; : / . - , + * ! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = ^ _ ] ebdbcb} | { V J M U T S R Q P O N ( @ [ `

215 return prepare_arg[int32_t](data, data_addresses, arg, idx) 6 ctx2~ abbbu v eb

216 elif arg_type is numpy_int64: 90 ctx2w x y z d e m n o p A B f g q r s t C D E F G H h i j k a l L ) b K u v I c $ # ' % ; : / . - , + * ! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = ^ _ ] dbcb} | { V J M U T S R Q P O N ( @ [ `

217 return prepare_arg[int64_t](data, data_addresses, arg, idx) 1 ctx2db

218 elif arg_type is numpy_uint8: 89 ctx2w x y z d e m n o p A B f g q r s t C D E F G H h i j k a l L ) b K u v I c $ # ' % ; : / . - , + * ! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = ^ _ ] cb} | { V J M U T S R Q P O N ( @ [ `

219 return prepare_arg[uint8_t](data, data_addresses, arg, idx) 1 ctx2cb

220 elif arg_type is numpy_uint16: 88 ctx1wxyzdemnopABfgqrstCDEFGHhijkalL)bKuvIc$#'%;:/.-,+*!9WX67458301YZ2?=^_]}|{VJMUTSRQPON(@[`

221 return prepare_arg[uint16_t](data, data_addresses, arg, idx) 1 ctx1}

222 elif arg_type is numpy_uint32: 87 ctx1wxyzdemnopABfgqrstCDEFGHhijkalL)bKuvIc$#'%;:/.-,+*!9WX67458301YZ2?=^_]|{VJMUTSRQPON(@[`

223 return prepare_arg[uint32_t](data, data_addresses, arg, idx) 1 ctx1|

224 elif arg_type is numpy_uint64: 86 ctx1wxyzdemnopABfgqrstCDEFGHhijkalL)bKuvIc$#'%;:/.-,+*!9WX67458301YZ2?=^_]{VJMUTSRQPON(@[`

225 return prepare_arg[uint64_t](data, data_addresses, arg, idx) 2 ctx1{`

226 elif arg_type is numpy_float16: 84 ctx1wxyzdemnopABfgqrstCDEFGHhijkalL)bKuvIc$#'%;:/.-,+*!9WX67458301YZ2?=^_]VJMUTSRQPON(@[

227 return prepare_arg[__half_raw](data, data_addresses, arg, idx) 1 ctx1^

228 elif arg_type is numpy_float32: 83 ctx1wxyzdemnopABfgqrstCDEFGHhijkalL)bKuvIc$#'%;:/.-,+*!9WX67458301YZ2?=_]VJMUTSRQPON(@[

229 return prepare_arg[float](data, data_addresses, arg, idx) 3 ctx1_@[

230 elif arg_type is numpy_float64: 80 ctx1wxyzdemnopABfgqrstCDEFGHhijkalL)bKuvIc$#'%;:/.-,+*!9WX67458301YZ2?=]VJMUTSRQPON(

231 return prepare_arg[double](data, data_addresses, arg, idx) 1 ctx1]

232 elif arg_type is numpy_complex64: 79 ctx1wxyzdemnopABfgqrstCDEFGHhijkalL)bKuvIc$#'%;:/.-,+*!9WX67458301YZ2?=VJMUTSRQPON(

233 return prepare_arg[cpp_single_complex](data, data_addresses, arg, idx) 1 ctx1?

234 elif arg_type is numpy_complex128: 78 ctx1wxyzdemnopABfgqrstCDEFGHhijkalL)bKuvIc$#'%;:/.-,+*!9WX67458301YZ2=VJMUTSRQPON(

235 return prepare_arg[cpp_double_complex](data, data_addresses, arg, idx) 1 ctx1=

236 else: 

237 # If no exact types are found, fallback to slower `isinstance` check 

238 if isinstance(arg, numpy_bool): 77 ctx1wxyzdemnopABfgqrstCDEFGHhijkalL)bKuvIc$#'%;:/.-,+*!9WX67458301YZ2VJMUTSRQPON(

239 return prepare_arg[cpp_bool](data, data_addresses, arg, idx) 

240 elif isinstance(arg, numpy_int8): 77 ctx1wxyzdemnopABfgqrstCDEFGHhijkalL)bKuvIc$#'%;:/.-,+*!9WX67458301YZ2VJMUTSRQPON(

241 return prepare_arg[int8_t](data, data_addresses, arg, idx) 1 ctx1;

242 elif isinstance(arg, numpy_int16): 76 ctx1wxyzdemnopABfgqrstCDEFGHhijkalL)bKuvIc$#'%:/.-,+*!9WX67458301YZ2VJMUTSRQPON(

243 return prepare_arg[int16_t](data, data_addresses, arg, idx) 1 ctx1:

244 elif isinstance(arg, numpy_int32): 75 ctx1wxyzdemnopABfgqrstCDEFGHhijkalL)bKuvIc$#'%/.-,+*!9WX67458301YZ2VJMUTSRQPON(

245 return prepare_arg[int32_t](data, data_addresses, arg, idx) 2 ctx1)/

246 elif isinstance(arg, numpy_int64): 74 ctx1wxyzdemnopABfgqrstCDEFGHhijkalL)bKuvIc$#'%.-,+*!9WX67458301YZ2VJMUTSRQPON(

247 return prepare_arg[int64_t](data, data_addresses, arg, idx) 1 ctx1.

248 elif isinstance(arg, numpy_uint8): 73 ctx1wxyzdemnopABfgqrstCDEFGHhijkalL)bKuvIc$#'%-,+*!9WX67458301YZ2VJMUTSRQPON(

249 return prepare_arg[uint8_t](data, data_addresses, arg, idx) 1 ctx1-

250 elif isinstance(arg, numpy_uint16): 72 ctx1wxyzdemnopABfgqrstCDEFGHhijkalL)bKuvIc$#'%,+*!9WX67458301YZ2VJMUTSRQPON(

251 return prepare_arg[uint16_t](data, data_addresses, arg, idx) 1 ctx1,

252 elif isinstance(arg, numpy_uint32): 71 ctx1wxyzdemnopABfgqrstCDEFGHhijkalL)bKuvIc$#'%+*!9WX67458301YZ2VJMUTSRQPON(

253 return prepare_arg[uint32_t](data, data_addresses, arg, idx) 1 ctx1+

254 elif isinstance(arg, numpy_uint64): 70 ctx1wxyzdemnopABfgqrstCDEFGHhijkalL)bKuvIc$#'%*!9WX67458301YZ2VJMUTSRQPON(

255 return prepare_arg[uint64_t](data, data_addresses, arg, idx) 1 ctx1*

256 elif isinstance(arg, numpy_float16): 69 ctx1wxyzdemnopABfgqrstCDEFGHhijkalL)bKuvIc$#'%!9WX67458301YZ2VJMUTSRQPON(

257 return prepare_arg[__half_raw](data, data_addresses, arg, idx) 1 ctx1'

258 elif isinstance(arg, numpy_float32): 68 ctx1wxyzdemnopABfgqrstCDEFGHhijkalL)bKuvIc$#%!9WX67458301YZ2VJMUTSRQPON(

259 return prepare_arg[float](data, data_addresses, arg, idx) 2 ctx1)(

260 elif isinstance(arg, numpy_float64): 66 ctx1wxyzdemnopABfgqrstCDEFGHhijkalLbKuvIc$#%!9WX67458301YZ2VJMUTSRQPON

261 return prepare_arg[double](data, data_addresses, arg, idx) 1 ctx1%

262 elif isinstance(arg, numpy_complex64): 65 ctx1wxyzdemnopABfgqrstCDEFGHhijkalLbKuvIc$#!9WX67458301YZ2VJMUTSRQPON

263 return prepare_arg[cpp_single_complex](data, data_addresses, arg, idx) 1 ctx1$

264 elif isinstance(arg, numpy_complex128): 64 ctx1wxyzdemnopABfgqrstCDEFGHhijkalLbKuvIc#!9WX67458301YZ2VJMUTSRQPON

265 return prepare_arg[cpp_double_complex](data, data_addresses, arg, idx) 1 ctx1#

266 else: 

267 return 1 63 ctx1wxyzdemnopABfgqrstCDEFGHhijkalLbKuvIc!9WX67458301YZ2VJMUTSRQPON

268  

269  

270cdef class ParamHolder: 

271  

272 def __init__(self, kernel_args: Sequence[Any]) -> None: 

273 if len(kernel_args) == 0: 250 ctx2(bzb)b*bw x +b,b-bAb.b/b:b;b=bBb?b@b[bCby z d e m n o p A B f g q r s t C D E F G H h i j k ]b^b_b`b{b|b}b~bacbcccdcecfcgchcicjckclcmcncocpcqcrcscDbEbtcucvcwcxcFbGbHbIbJbKbkblbmbnbobpbqbrbsbtbubLbycMbNbwbObPbQbRbSbTbzcAcBcCcDcEcFcGcUbVbxbHcIca WbXbYbJcKcZb0b1b2bLcMcNcOcPcQcl 3b4b5b6b7bRc~ abbb8bScL ) b K u v I c Tchb$ # ' % ; : / . - , + * ybib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = jb^ _ ] vbgbfbebdbcb} | { V J M U T S R Q P O N ( 9b!b#b$bUcVcWc%b@ [ XcYcZc0c1c2c3c4c5c6c7c8c9c!c#c$c%c'c(c)c*c+c,c'b`

274 self.ptr = 0 101 ctx2(b)b*b+b,b-b.b/b:b;b=b?b@b[bh i j k ]b^b_b`b{b|b}b~bacbcccdcecfcgchcicjckclcmcncocpcqcrcsctcucvcwcxcycwbzcAcBcCcDcEcFcGcxbHcIcJcKcLcMcNcOcPcQcl RcScTcUcVcWcXcYcZc0c1c2c3c4c5c6c7c8c9c!c#c$c%c'c(c)c*c+c,c

275 return 101 ctx2(b)b*b+b,b-b.b/b:b;b=b?b@b[bh i j k ]b^b_b`b{b|b}b~bacbcccdcecfcgchcicjckclcmcncocpcqcrcsctcucvcwcxcycwbzcAcBcCcDcEcFcGcxbHcIcJcKcLcMcNcOcPcQcl RcScTcUcVcWcXcYcZc0c1c2c3c4c5c6c7c8c9c!c#c$c%c'c(c)c*c+c,c

276  

277 cdef size_t n_args = len(kernel_args) 156 ctx2zbw x AbBbCby z d e m n o p A B f g q r s t C D E F G H h i j k DbEbFbGbHbIbJbKbkblbmbnbobpbqbrbsbtbubLbMbNbwbObPbQbRbSbTbUbVbxba WbXbYbZb0b1b2bl 3b4b5b6b7b~ abbb8bL ) b K u v I c hb$ # ' % ; : / . - , + * ybib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = jb^ _ ] vbgbfbebdbcb} | { V J M U T S R Q P O N ( 9b!b#b$b%b@ [ 'b`

278 cdef size_t i 

279 cdef int not_prepared 

280 cdef object arg_type 

281 self.data = vector.vector[voidptr](n_args, nullptr) 156 ctx2zbw x AbBbCby z d e m n o p A B f g q r s t C D E F G H h i j k DbEbFbGbHbIbJbKbkblbmbnbobpbqbrbsbtbubLbMbNbwbObPbQbRbSbTbUbVbxba WbXbYbZb0b1b2bl 3b4b5b6b7b~ abbb8bL ) b K u v I c hb$ # ' % ; : / . - , + * ybib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = jb^ _ ] vbgbfbebdbcb} | { V J M U T S R Q P O N ( 9b!b#b$b%b@ [ 'b`

282 self.data_addresses = vector.vector[voidptr](n_args) 156 ctx2zbw x AbBbCby z d e m n o p A B f g q r s t C D E F G H h i j k DbEbFbGbHbIbJbKbkblbmbnbobpbqbrbsbtbubLbMbNbwbObPbQbRbSbTbUbVbxba WbXbYbZb0b1b2bl 3b4b5b6b7b~ abbb8bL ) b K u v I c hb$ # ' % ; : / . - , + * ybib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = jb^ _ ] vbgbfbebdbcb} | { V J M U T S R Q P O N ( 9b!b#b$b%b@ [ 'b`

283 for i, arg in enumerate(kernel_args): 156 ctx2zbw x AbBbCby z d e m n o p A B f g q r s t C D E F G H h i j k DbEbFbGbHbIbJbKbkblbmbnbobpbqbrbsbtbubLbMbNbwbObPbQbRbSbTbUbVbxba WbXbYbZb0b1b2bl 3b4b5b6b7b~ abbb8bL ) b K u v I c hb$ # ' % ; : / . - , + * ybib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = jb^ _ ] vbgbfbebdbcb} | { V J M U T S R Q P O N ( 9b!b#b$b%b@ [ 'b`

284 arg_type = type(arg) 156 ctx2zbw x AbBbCby z d e m n o p A B f g q r s t C D E F G H h i j k DbEbFbGbHbIbJbKbkblbmbnbobpbqbrbsbtbubLbMbNbwbObPbQbRbSbTbUbVbxba WbXbYbZb0b1b2bl 3b4b5b6b7b~ abbb8bL ) b K u v I c hb$ # ' % ; : / . - , + * ybib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = jb^ _ ] vbgbfbebdbcb} | { V J M U T S R Q P O N ( 9b!b#b$b%b@ [ 'b`

285 if arg_type is Buffer: 156 ctx2zbw x AbBbCby z d e m n o p A B f g q r s t C D E F G H h i j k DbEbFbGbHbIbJbKbkblbmbnbobpbqbrbsbtbubLbMbNbwbObPbQbRbSbTbUbVbxba WbXbYbZb0b1b2bl 3b4b5b6b7b~ abbb8bL ) b K u v I c hb$ # ' % ; : / . - , + * ybib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = jb^ _ ] vbgbfbebdbcb} | { V J M U T S R Q P O N ( 9b!b#b$b%b@ [ 'b`

286 Buffer_check_open(<cyBuffer>arg) 43 ctx2DbEbkblbmbnbobpbqbrbsbtbubLbMbNbwbObPbQbRbSbTbUbVbxba WbXbYbZb~ abbb9b!b#b$b%b@ [ 'b`

287 # we need the address of where the actual buffer address is stored 

288 if type(arg.handle) is int: 43 ctx2DbEbkblbmbnbobpbqbrbsbtbubLbMbNbwbObPbQbRbSbTbUbVbxba WbXbYbZb~ abbb9b!b#b$b%b@ [ 'b`

289 # see note below on handling int arguments 

290 prepare_arg[intptr_t](self.data, self.data_addresses, arg.handle, i) 43 ctx2DbEbkblbmbnbobpbqbrbsbtbubLbMbNbwbObPbQbRbSbTbUbVbxba WbXbYbZb~ abbb9b!b#b$b%b@ [ 'b`

291 continue 43 ctx2DbEbkblbmbnbobpbqbrbsbtbubLbMbNbwbObPbQbRbSbTbUbVbxba WbXbYbZb~ abbb9b!b#b$b%b@ [ 'b`

292 else: 

293 # it's a CUdeviceptr: 

294 self.data_addresses[i] = <void*><intptr_t>(arg.handle.getPtr()) 

295 continue 

296 elif arg_type is bool: 131 ctx2zbw x AbBbCby z d e m n o p A B f g q r s t C D E F G H h i j k FbGbHbIbJbKbkblbmbnbobpbqbrbsbtbuba 0b1b2bl 3b4b5b6b7b~ abbb8bL ) b K u v I c hb$ # ' % ; : / . - , + * ybib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = jb^ _ ] vbgbfbebdbcb} | { V J M U T S R Q P O N ( @ [ `

297 prepare_arg[cpp_bool](self.data, self.data_addresses, arg, i) 6 ctx2d e f g l yb

298 continue 6 ctx2d e f g l yb

299 elif arg_type is int: 131 ctx2zbw x AbBbCby z d e m n o p A B f g q r s t C D E F G H h i j k FbGbHbIbJbKbkblbmbnbobpbqbrbsbtbuba 0b1b2bl 3b4b5b6b7b~ abbb8bL ) b K u v I c hb$ # ' % ; : / . - , + * ybib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = jb^ _ ] vbgbfbebdbcb} | { V J M U T S R Q P O N ( @ [ `

300 # Here's the dilemma: We want to have a fast path to pass in Python 

301 # integers as pointer addresses, but one could also (mistakenly) pass 

302 # it with the intention of passing a scalar integer. It's a mistake 

303 # bacause a Python int is ambiguous (arbitrary width). Our judgement 

304 # call here is to treat it as a pointer address, without any warning! 

305 prepare_arg[intptr_t](self.data, self.data_addresses, arg, i) 117 ctx2zbw x AbBbCby z d e m n o p A B f g q r s t C D E F G H h i j k FbGbHbIbJbKbkblbmbnbobpbqbrbsbtbub0b1b2b3b4b5b6b7b8bI c hb$ # ' % ; : / . - , + * ybib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = jb^ _ ] vbgbfbebdbcb} | { V J M U T S R Q P O N (

306 continue 117 ctx2zbw x AbBbCby z d e m n o p A B f g q r s t C D E F G H h i j k FbGbHbIbJbKbkblbmbnbobpbqbrbsbtbub0b1b2b3b4b5b6b7b8bI c hb$ # ' % ; : / . - , + * ybib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = jb^ _ ] vbgbfbebdbcb} | { V J M U T S R Q P O N (

307 elif arg_type is float: 100 ctx2w x y z d e m n o p A B f g q r s t C D E F G H h i j k a l ~ abbbL ) b K u v I c hb$ # ' % ; : / . - , + * ib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = jb^ _ ] vbgbfbebdbcb} | { V J M U T S R Q P O N ( @ [ `

308 prepare_arg[double](self.data, self.data_addresses, arg, i) 1 ctx2vb

309 continue 1 ctx2vb

310 elif arg_type is complex: 99 ctx2w x y z d e m n o p A B f g q r s t C D E F G H h i j k a l ~ abbbL ) b K u v I c hb$ # ' % ; : / . - , + * ib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = jb^ _ ] gbfbebdbcb} | { V J M U T S R Q P O N ( @ [ `

311 prepare_arg[cpp_double_complex](self.data, self.data_addresses, arg, i) 1 ctx2jb

312 continue 1 ctx2jb

313 elif arg_type is tensor_map_descriptor_type: 98 ctx2w x y z d e m n o p A B f g q r s t C D E F G H h i j k a l ~ abbbL ) b K u v I c hb$ # ' % ; : / . - , + * ib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = ^ _ ] gbfbebdbcb} | { V J M U T S R Q P O N ( @ [ `

314 prepare_tensor_map_arg(self.data, self.data_addresses, <TensorMapDescriptor>arg, i) 

315 continue 

316  

317 not_prepared = prepare_numpy_arg(self.data, self.data_addresses, arg, i) 98 ctx2w x y z d e m n o p A B f g q r s t C D E F G H h i j k a l ~ abbbL ) b K u v I c hb$ # ' % ; : / . - , + * ib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = ^ _ ] gbfbebdbcb} | { V J M U T S R Q P O N ( @ [ `

318 if not_prepared: 98 ctx2w x y z d e m n o p A B f g q r s t C D E F G H h i j k a l ~ abbbL ) b K u v I c hb$ # ' % ; : / . - , + * ib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = ^ _ ] gbfbebdbcb} | { V J M U T S R Q P O N ( @ [ `

319 not_prepared = prepare_ctypes_arg(self.data, self.data_addresses, arg, i) 63 ctx1wxyzdemnopABfgqrstCDEFGHhijkalLbKuvIc!9WX67458301YZ2VJMUTSRQPON

320 if not_prepared: 98 ctx2w x y z d e m n o p A B f g q r s t C D E F G H h i j k a l ~ abbbL ) b K u v I c hb$ # ' % ; : / . - , + * ib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = ^ _ ] gbfbebdbcb} | { V J M U T S R Q P O N ( @ [ `

321 # TODO: revisit this treatment if we decide to cythonize cuda.core 

322 if arg_type is driver.CUgraphConditionalHandle: 36 ctx1wxyzdemnopABfgqrstCDEFGHhijkalbKuvIc

323 prepare_arg[cydriver.CUgraphConditionalHandle](self.data, self.data_addresses, <intptr_t>int(arg), i) 1 ctx1I

324 continue 1 ctx1I

325 elif arg_type is GraphCondition: 35 ctx1wxyzdemnopABfgqrstCDEFGHhijkalbKuvc

326 prepare_arg[cydriver.CUgraphConditionalHandle]( 29 ctx1wxyzdemnopABfgqrstCDEFGHhijkl

327 self.data, self.data_addresses, 

328 <intptr_t><unsigned long long>(<GraphCondition>arg)._c_handle, i) 29 ctx1wxyzdemnopABfgqrstCDEFGHhijkl

329 continue 29 ctx1wxyzdemnopABfgqrstCDEFGHhijkl

330 # If no exact types are found, fallback to slower `isinstance` check 

331 elif isinstance(arg, Buffer): 6 ctx1abKuvc

332 Buffer_check_open(<cyBuffer>arg) 2 ctx1uv

333 if isinstance(arg.handle, int): 2 ctx1uv

334 prepare_arg[intptr_t](self.data, self.data_addresses, arg.handle, i) 2 ctx1uv

335 continue 2 ctx1uv

336 else: 

337 self.data_addresses[i] = <void*><intptr_t>(arg.handle.getPtr()) 

338 continue 

339 elif isinstance(arg, bool): 4 ctx1abKc

340 prepare_arg[cpp_bool](self.data, self.data_addresses, arg, i) 

341 continue 

342 elif isinstance(arg, int): 4 ctx1abKc

343 prepare_arg[intptr_t](self.data, self.data_addresses, arg, i) 1 ctx1b

344 continue 1 ctx1b

345 elif isinstance(arg, float): 4 ctx1abKc

346 prepare_arg[double](self.data, self.data_addresses, arg, i) 1 ctx1b

347 continue 1 ctx1b

348 elif isinstance(arg, complex): 4 ctx1abKc

349 prepare_arg[cpp_double_complex](self.data, self.data_addresses, arg, i) 1 ctx1b

350 continue 1 ctx1b

351 elif isinstance(arg, driver.CUgraphConditionalHandle): 3 ctx1aKc

352 prepare_arg[cydriver.CUgraphConditionalHandle](self.data, self.data_addresses, arg, i) 1 ctx1c

353 continue 1 ctx1c

354 elif isinstance(arg, GraphCondition): 2 ctx1aK

355 prepare_arg[cydriver.CUgraphConditionalHandle]( 

356 self.data, self.data_addresses, 

357 <intptr_t><unsigned long long>(<GraphCondition>arg)._c_handle, i) 

358 continue 

359 # TODO: support ctypes/numpy struct 

360 raise TypeError("the argument is of unsupported type: " + str(type(arg))) 2 ctx1aK

361  

362 self.kernel_args = kernel_args 155 ctx2zbw x AbBbCby z d e m n o p A B f g q r s t C D E F G H h i j k DbEbFbGbHbIbJbKbkblbmbnbobpbqbrbsbtbubLbMbNbwbObPbQbRbSbTbUbVbxba WbXbYbZb0b1b2bl 3b4b5b6b7b~ abbb8bL ) b u v I c hb$ # ' % ; : / . - , + * ybib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = jb^ _ ] vbgbfbebdbcb} | { V J M U T S R Q P O N ( 9b!b#b$b%b@ [ 'b`

363 self.ptr = <intptr_t>self.data_addresses.data() 155 ctx2zbw x AbBbCby z d e m n o p A B f g q r s t C D E F G H h i j k DbEbFbGbHbIbJbKbkblbmbnbobpbqbrbsbtbubLbMbNbwbObPbQbRbSbTbUbVbxba WbXbYbZb0b1b2bl 3b4b5b6b7b~ abbb8bL ) b u v I c hb$ # ' % ; : / . - , + * ybib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = jb^ _ ] vbgbfbebdbcb} | { V J M U T S R Q P O N ( 9b!b#b$b%b@ [ 'b`

364  

365 def __dealloc__(self) -> None: 

366 for data in self.data: 250 ctx2(bzb)b*bw x +b,b-bAb.b/b:b;b=bBb?b@b[bCby z d e m n o p A B f g q r s t C D E F G H h i j k ]b^b_b`b{b|b}b~bacbcccdcecfcgchcicjckclcmcncocpcqcrcscDbEbtcucvcwcxcFbGbHbIbJbKbkblbmbnbobpbqbrbsbtbubLbycMbNbwbObPbQbRbSbTbzcAcBcCcDcEcFcGcUbVbxbHcIca WbXbYbJcKcZb0b1b2bLcMcNcOcPcQcl 3b4b5b6b7bRc~ abbb8bScL ) b K u v I c Tchb$ # ' % ; : / . - , + * ybib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = jb^ _ ] vbgbfbebdbcb} | { V J M U T S R Q P O N ( 9b!b#b$bUcVcWc%b@ [ XcYcZc0c1c2c3c4c5c6c7c8c9c!c#c$c%c'c(c)c*c+c,c'b`

367 if data: 156 ctx2zbw x AbBbCby z d e m n o p A B f g q r s t C D E F G H h i j k DbEbFbGbHbIbJbKbkblbmbnbobpbqbrbsbtbubLbMbNbwbObPbQbRbSbTbUbVbxba WbXbYbZb0b1b2bl 3b4b5b6b7b~ abbb8bL ) b K u v I c hb$ # ' % ; : / . - , + * ybib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = jb^ _ ] vbgbfbebdbcb} | { V J M U T S R Q P O N ( 9b!b#b$b%b@ [ 'b`

368 PyMem_Free(data) 155 ctx2zbw x AbBbCby z d e m n o p A B f g q r s t C D E F G H h i j k DbEbFbGbHbIbJbKbkblbmbnbobpbqbrbsbtbubLbMbNbwbObPbQbRbSbTbUbVbxba WbXbYbZb0b1b2bl 3b4b5b6b7b~ abbb8bL ) b u v I c hb$ # ' % ; : / . - , + * ybib! 9 W X 6 7 4 5 8 3 0 1 Y Z 2 ? = jb^ _ ] vbgbfbebdbcb} | { V J M U T S R Q P O N ( 9b!b#b$b%b@ [ 'b`